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uClibc-ng - small C library for embedded systems branch master updated. bd3eaf83ef1b4954b6c0e7ba8bbdd29b2cd4a833

by wbx＠helium.waldemar-brodkorb.de

10 years, 1 month

uClibc-ng - small C library for embedded systems branch master updated. 077b37591f53a16705a6ddab10bcee80e067ca2f

by wbx＠helium.waldemar-brodkorb.de

10 years, 1 month

uClibc-ng - small C library for embedded systems branch master updated. 4a076a061e57c55d94c79d0fd3b201c3a84a30cb

by wbx＠helium.waldemar-brodkorb.de

10 years, 1 month

uClibc-ng - small C library for embedded systems branch master updated. 4c3023bc803012656cf45749960282351efc8020

by wbx＠helium.waldemar-brodkorb.de

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "uClibc-ng - small C library for embedded systems". The branch, master has been updated via 4c3023bc803012656cf45749960282351efc8020 (commit) from 51f9b66d2fee1c7c1088b548751ac64131220b6e (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 4c3023bc803012656cf45749960282351efc8020 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Sep 20 22:36:23 2014 +0200 xtensa: add support for NPTL Changes from: https://github.com/foss-xtensa/uClibc/commits/xtensa_nptl Author: Chris Zankel <chris(a)zankel.net> Author: Baruch Siach <baruch(a)tkos.co.il> ----------------------------------------------------------------------- Summary of changes: include/elf.h | 5 +- include/link.h | 2 + ldso/include/dl-hash.h | 2 + ldso/include/inline-hashtab.h | 265 +++++++++++++++++++ ldso/include/ldsodefs.h | 7 +- ldso/include/tlsdeschtab.h | 119 +++++++++ ldso/ldso/dl-tls.c | 29 ++- ldso/ldso/fdpic/dl-inlines.h | 270 +------------------- ldso/ldso/xtensa/dl-debug.h | 77 ++---- ldso/ldso/xtensa/dl-startup.h | 2 +- ldso/ldso/xtensa/dl-sysdep.h | 9 +- ldso/ldso/xtensa/dl-tlsdesc.S | 96 +++++++ ldso/ldso/xtensa/elfinterp.c | 51 +++- libc/sysdeps/linux/xtensa/Makefile.arch | 5 +- libc/sysdeps/linux/xtensa/clone.S | 101 ++++---- libc/sysdeps/linux/xtensa/fork.c | 8 +- libc/sysdeps/linux/xtensa/jmpbuf-unwind.h | 38 ++- libc/sysdeps/linux/{c6x => xtensa}/sys/ptrace.h | 41 ++- libc/sysdeps/linux/xtensa/sysdep.h | 39 +-- libc/sysdeps/linux/xtensa/vfork.S | 104 ++++---- .../nptl/sysdeps/unix/sysv/linux/lowlevellock.c | 2 - .../sysdeps/unix/sysv/linux/xtensa/Makefile.arch | 15 ++ .../sysv/linux/{arm => xtensa}/bits/pthreadtypes.h | 12 +- .../sysv/linux/{metag => xtensa}/bits/semaphore.h | 2 +- .../nptl/sysdeps/unix/sysv/linux/xtensa/clone.S | 3 + .../sysv/linux/{metag => xtensa}/createthread.c | 7 +- .../unix/sysv/linux/{i386 => xtensa}/fork.c | 3 +- .../unix/sysv/linux/{arm => xtensa}/lowlevellock.c | 12 +- .../unix/sysv/linux/{arm => xtensa}/lowlevellock.h | 20 +- .../sysv/linux/xtensa}/pt-initfini.c | 6 + .../sysv/linux/{alpha => xtensa}/pthread_once.c | 29 +-- .../sysdeps/unix/sysv/linux/xtensa/sysdep-cancel.h | 108 ++++++++ .../nptl/sysdeps/unix/sysv/linux/xtensa/vfork.S | 59 +++++ libpthread/nptl/sysdeps/xtensa/Makefile.arch | 40 +++ libpthread/nptl/sysdeps/{metag => xtensa}/dl-tls.h | 35 ++- .../nptl/sysdeps/{arm => xtensa}/jmpbuf-unwind.h | 4 +- libpthread/nptl/sysdeps/{arm => xtensa}/libc-tls.c | 4 +- .../nptl/sysdeps/xtensa/pthread_spin_lock.S | 25 +- .../metag/fork.c => xtensa/pthread_spin_trylock.S} | 29 ++- .../nptl/sysdeps/{metag => xtensa}/pthreaddef.h | 9 +- .../nptl/sysdeps/{arc => xtensa}/tcb-offsets.sym | 7 +- libpthread/nptl/sysdeps/{arm => xtensa}/tls.h | 47 ++-- libpthread/nptl/sysdeps/xtensa/tlsdesc.sym | 10 + 43 files changed, 1165 insertions(+), 593 deletions(-) create mode 100644 ldso/include/inline-hashtab.h create mode 100644 ldso/include/tlsdeschtab.h create mode 100644 ldso/ldso/xtensa/dl-tlsdesc.S copy libc/sysdeps/linux/{c6x => xtensa}/sys/ptrace.h (84%) create mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/Makefile.arch copy libpthread/nptl/sysdeps/unix/sysv/linux/{arm => xtensa}/bits/pthreadtypes.h (94%) copy libpthread/nptl/sysdeps/unix/sysv/linux/{metag => xtensa}/bits/semaphore.h (94%) create mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/clone.S copy libpthread/nptl/sysdeps/unix/sysv/linux/{metag => xtensa}/createthread.c (85%) copy libpthread/nptl/sysdeps/unix/sysv/linux/{i386 => xtensa}/fork.c (89%) copy libpthread/nptl/sysdeps/unix/sysv/linux/{arm => xtensa}/lowlevellock.c (92%) copy libpthread/nptl/sysdeps/unix/sysv/linux/{arm => xtensa}/lowlevellock.h (93%) copy libpthread/nptl/sysdeps/{pthread => unix/sysv/linux/xtensa}/pt-initfini.c (94%) copy libpthread/nptl/sysdeps/unix/sysv/linux/{alpha => xtensa}/pthread_once.c (80%) create mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/sysdep-cancel.h create mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/vfork.S create mode 100644 libpthread/nptl/sysdeps/xtensa/Makefile.arch copy libpthread/nptl/sysdeps/{metag => xtensa}/dl-tls.h (55%) copy libpthread/nptl/sysdeps/{arm => xtensa}/jmpbuf-unwind.h (89%) copy libpthread/nptl/sysdeps/{arm => xtensa}/libc-tls.c (88%) copy libc/sysdeps/linux/metag/bits/stackinfo.h => libpthread/nptl/sysdeps/xtensa/pthread_spin_lock.S (72%) copy libpthread/nptl/sysdeps/{unix/sysv/linux/metag/fork.c => xtensa/pthread_spin_trylock.S} (72%) copy libpthread/nptl/sysdeps/{metag => xtensa}/pthreaddef.h (91%) copy libpthread/nptl/sysdeps/{arc => xtensa}/tcb-offsets.sym (54%) copy libpthread/nptl/sysdeps/{arm => xtensa}/tls.h (80%) create mode 100644 libpthread/nptl/sysdeps/xtensa/tlsdesc.sym diff --git a/include/elf.h b/include/elf.h index 1979209..fc60864 100644 --- a/include/elf.h +++ b/include/elf.h @@ -3072,8 +3072,11 @@ typedef Elf32_Addr Elf32_Conflict; #define R_XTENSA_SLOT12_ALT 47 #define R_XTENSA_SLOT13_ALT 48 #define R_XTENSA_SLOT14_ALT 49 +#define R_XTENSA_TLSDESC_FN 50 +#define R_XTENSA_TLSDESC_ARG 51 +#define R_XTENSA_TLS_TPOFF 53 /* Keep this the last entry. */ -#define R_XTENSA_NUM 50 +#define R_XTENSA_NUM 54 /* C6X specific relocs */ #define R_C6000_NONE 0 diff --git a/include/link.h b/include/link.h index 147b793..67bc800 100644 --- a/include/link.h +++ b/include/link.h @@ -132,6 +132,8 @@ struct link_map size_t l_tls_modid; /* Nonzero if _dl_init_static_tls should be called for this module */ unsigned int l_need_tls_init:1; + /* Address of TLS descriptor hash table. */ + void *l_tlsdesc_table; #endif #endif }; diff --git a/ldso/include/dl-hash.h b/ldso/include/dl-hash.h index e1e3e3f..18f21ae 100644 --- a/ldso/include/dl-hash.h +++ b/ldso/include/dl-hash.h @@ -70,6 +70,8 @@ struct elf_resolve { size_t l_tls_modid; /* Nonzero if _dl_init_static_tls should be called for this module */ unsigned int l_need_tls_init:1; + /* Address of TLS descriptor hash table. */ + void *l_tlsdesc_table; #endif ElfW(Addr) mapaddr; diff --git a/ldso/include/inline-hashtab.h b/ldso/include/inline-hashtab.h new file mode 100644 index 0000000..4a48120 --- /dev/null +++ b/ldso/include/inline-hashtab.h @@ -0,0 +1,265 @@ +/* + * The hashcode handling code below is heavily inspired in libiberty's + * hashtab code, but with most adaptation points and support for + * deleting elements removed. + * + * Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + * Contributed by Vladimir Makarov (vmakarov(a)cygnus.com). + */ + +#ifndef INLINE_HASHTAB_H +# define INLINE_HASHTAB_H 1 + +static __always_inline unsigned long +higher_prime_number(unsigned long n) +{ + /* These are primes that are near, but slightly smaller than, a power of two. */ + static const unsigned long primes[] = { + 7, + 13, + 31, + 61, + 127, + 251, + 509, + 1021, + 2039, + 4093, + 8191, + 16381, + 32749, + 65521, + 131071, + 262139, + 524287, + 1048573, + 2097143, + 4194301, + 8388593, + 16777213, + 33554393, + 67108859, + 134217689, + 268435399, + 536870909, + 1073741789, + /* 4294967291 */ + ((unsigned long) 2147483647) + ((unsigned long) 2147483644), + }; + const unsigned long *low = &primes[0]; + const unsigned long *high = &primes[ARRAY_SIZE(primes)]; + + while (low != high) { + const unsigned long *mid = low + (high - low) / 2; + if (n > *mid) + low = mid + 1; + else + high = mid; + } + +#if 0 + /* If we've run out of primes, abort. */ + if (n > *low) { + fprintf(stderr, "Cannot find prime bigger than %lu\n", n); + abort(); + } +#endif + + return *low; +} + +struct funcdesc_ht +{ + /* Table itself */ + void **entries; + + /* Current size (in entries) of the hash table */ + size_t size; + + /* Current number of elements */ + size_t n_elements; +}; + +static __always_inline struct funcdesc_ht * +htab_create(void) +{ + struct funcdesc_ht *ht = _dl_malloc(sizeof(*ht)); + size_t ent_size; + + if (!ht) + return NULL; + ht->size = 3; + ent_size = sizeof(void *) * ht->size; + ht->entries = _dl_malloc(ent_size); + if (!ht->entries) + return NULL; + + ht->n_elements = 0; + _dl_memset(ht->entries, 0, ent_size); + + return ht; +} + +/* + * This is only called from _dl_loadaddr_unmap, so it's safe to call + * _dl_free(). See the discussion below. + */ +static __always_inline void +htab_delete(struct funcdesc_ht *htab) +{ + size_t i; + + for (i = htab->size - 1; i >= 0; i--) + if (htab->entries[i]) + _dl_free(htab->entries[i]); + + _dl_free(htab->entries); + _dl_free(htab); +} + +/* + * Similar to htab_find_slot, but without several unwanted side effects: + * - Does not call htab->eq_f when it finds an existing entry. + * - Does not change the count of elements/searches/collisions in the + * hash table. + * This function also assumes there are no deleted entries in the table. + * HASH is the hash value for the element to be inserted. + */ +static __always_inline void ** +find_empty_slot_for_expand(struct funcdesc_ht *htab, int hash) +{ + size_t size = htab->size; + unsigned int index = hash % size; + void **slot = htab->entries + index; + int hash2; + + if (!*slot) + return slot; + + hash2 = 1 + hash % (size - 2); + for (;;) { + index += hash2; + if (index >= size) + index -= size; + + slot = htab->entries + index; + if (!*slot) + return slot; + } +} + +/* + * The following function changes size of memory allocated for the + * entries and repeatedly inserts the table elements. The occupancy + * of the table after the call will be about 50%. Naturally the hash + * table must already exist. Remember also that the place of the + * table entries is changed. If memory allocation failures are allowed, + * this function will return zero, indicating that the table could not be + * expanded. If all goes well, it will return a non-zero value. + */ +static __always_inline int +htab_expand(struct funcdesc_ht *htab, int (*hash_fn) (void *)) +{ + void **oentries; + void **olimit; + void **p; + void **nentries; + size_t nsize; + + oentries = htab->entries; + olimit = oentries + htab->size; + + /* + * Resize only when table after removal of unused elements is either + * too full or too empty. + */ + if (htab->n_elements * 2 > htab->size) + nsize = higher_prime_number(htab->n_elements * 2); + else + nsize = htab->size; + + nentries = _dl_malloc(sizeof(*nentries) * nsize); + _dl_memset(nentries, 0, sizeof(*nentries) * nsize); + if (nentries == NULL) + return 0; + htab->entries = nentries; + htab->size = nsize; + + p = oentries; + do { + if (*p) + *find_empty_slot_for_expand(htab, hash_fn(*p)) = *p; + p++; + } while (p < olimit); + +#if 0 + /* + * We can't tell whether this was allocated by the _dl_malloc() + * built into ld.so or malloc() in the main executable or libc, + * and calling free() for something that wasn't malloc()ed could + * do Very Bad Things (TM). Take the conservative approach + * here, potentially wasting as much memory as actually used by + * the hash table, even if multiple growths occur. That's not + * so bad as to require some overengineered solution that would + * enable us to keep track of how it was allocated. + */ + _dl_free(oentries); +#endif + return 1; +} + +/* + * This function searches for a hash table slot containing an entry + * equal to the given element. To delete an entry, call this with + * INSERT = 0, then call htab_clear_slot on the slot returned (possibly + * after doing some checks). To insert an entry, call this with + * INSERT = 1, then write the value you want into the returned slot. + * When inserting an entry, NULL may be returned if memory allocation + * fails. + */ +static __always_inline void ** +htab_find_slot(struct funcdesc_ht *htab, void *ptr, int insert, + int (*hash_fn)(void *), int (*eq_fn)(void *, void *)) +{ + unsigned int index; + int hash, hash2; + size_t size; + void **entry; + + if (htab->size * 3 <= htab->n_elements * 4 && + htab_expand(htab, hash_fn) == 0) + return NULL; + + hash = hash_fn(ptr); + + size = htab->size; + index = hash % size; + + entry = &htab->entries[index]; + if (!*entry) + goto empty_entry; + else if (eq_fn(*entry, ptr)) + return entry; + + hash2 = 1 + hash % (size - 2); + for (;;) { + index += hash2; + if (index >= size) + index -= size; + + entry = &htab->entries[index]; + if (!*entry) + goto empty_entry; + else if (eq_fn(*entry, ptr)) + return entry; + } + + empty_entry: + if (!insert) + return NULL; + + htab->n_elements++; + return entry; +} + +#endif diff --git a/ldso/include/ldsodefs.h b/ldso/include/ldsodefs.h index 4063d00..f17ac0c 100644 --- a/ldso/include/ldsodefs.h +++ b/ldso/include/ldsodefs.h @@ -62,13 +62,18 @@ extern void _dl_get_tls_static_info (size_t *sizep, size_t *alignp) extern void _dl_allocate_static_tls (struct link_map *map) internal_function attribute_hidden; +extern int _dl_try_allocate_static_tls (struct link_map* map) + internal_function attribute_hidden; /* Taken from glibc/elf/dl-reloc.c */ #define CHECK_STATIC_TLS(sym_map) \ do { \ - if (unlikely((sym_map)->l_tls_offset == NO_TLS_OFFSET)) \ + if (__builtin_expect ((sym_map)->l_tls_offset == NO_TLS_OFFSET, 0)) \ _dl_allocate_static_tls (sym_map); \ } while (0) +#define TRY_STATIC_TLS(sym_map) \ + (__builtin_expect ((sym_map)->l_tls_offset != NO_TLS_OFFSET, 1) \ + || _dl_try_allocate_static_tls (sym_map) == 0) /* These are internal entry points to the two halves of _dl_allocate_tls, only used within rtld.c itself at startup time. */ diff --git a/ldso/include/tlsdeschtab.h b/ldso/include/tlsdeschtab.h new file mode 100644 index 0000000..86baea1 --- /dev/null +++ b/ldso/include/tlsdeschtab.h @@ -0,0 +1,119 @@ +/* Hash table for TLS descriptors. + Copyright (C) 2005-2013 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Alexandre Oliva <aoliva(a)redhat.com> + + uClibc port by Baruch Siach <baruch(a)tkos.co.il> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef TLSDESCHTAB_H +# define TLSDESCHTAB_H 1 + +# ifdef SHARED + +# include <inline-hashtab.h> + +inline static int +hash_tlsdesc (void *p) +{ + struct tlsdesc_dynamic_arg *td = p; + + /* We know all entries are for the same module, so ti_offset is the + only distinguishing entry. */ + return td->tlsinfo.ti_offset; +} + +inline static int +eq_tlsdesc (void *p, void *q) +{ + struct tlsdesc_dynamic_arg *tdp = p, *tdq = q; + + return tdp->tlsinfo.ti_offset == tdq->tlsinfo.ti_offset; +} + +inline static int +map_generation (struct link_map *map) +{ + size_t idx = map->l_tls_modid; + struct dtv_slotinfo_list *listp = GL(dl_tls_dtv_slotinfo_list); + + /* Find the place in the dtv slotinfo list. */ + do + { + /* Does it fit in the array of this list element? */ + if (idx < listp->len) + { + /* We should never get here for a module in static TLS, so + we can assume that, if the generation count is zero, we + still haven't determined the generation count for this + module. */ + if (listp->slotinfo[idx].gen) + return listp->slotinfo[idx].gen; + else + break; + } + idx -= listp->len; + listp = listp->next; + } + while (listp != NULL); + + /* If we get to this point, the module still hasn't been assigned an + entry in the dtv slotinfo data structures, and it will when we're + done with relocations. At that point, the module will get a + generation number that is one past the current generation, so + return exactly that. */ + return GL(dl_tls_generation) + 1; +} + +void * +internal_function +_dl_make_tlsdesc_dynamic (struct link_map *map, size_t ti_offset) +{ + struct funcdesc_ht *ht; + void **entry; + struct tlsdesc_dynamic_arg *td, test; + + ht = map->l_tlsdesc_table; + if (! ht) + { + ht = htab_create (); + if (! ht) + return 0; + map->l_tlsdesc_table = ht; + } + + test.tlsinfo.ti_module = map->l_tls_modid; + test.tlsinfo.ti_offset = ti_offset; + entry = htab_find_slot (ht, &test, 1, hash_tlsdesc, eq_tlsdesc); + if (*entry) + { + td = *entry; + return td; + } + + *entry = td = _dl_malloc (sizeof (struct tlsdesc_dynamic_arg)); + /* This may be higher than the map's generation, but it doesn't + matter much. Worst case, we'll have one extra DTV update per + thread. */ + td->gen_count = map_generation (map); + td->tlsinfo = test.tlsinfo; + + return td; +} + +# endif /* SHARED */ + +#endif diff --git a/ldso/ldso/dl-tls.c b/ldso/ldso/dl-tls.c index 6679693..5d6d3b9 100644 --- a/ldso/ldso/dl-tls.c +++ b/ldso/ldso/dl-tls.c @@ -100,20 +100,16 @@ _dl_realloc (void * __ptr, size_t __size) * the static TLS area already allocated for each running thread. If this * object's TLS segment is too big to fit, we fail. If it fits, * we set MAP->l_tls_offset and return. - * This function intentionally does not return any value but signals error - * directly, as static TLS should be rare and code handling it should - * not be inlined as much as possible. */ -void -internal_function __attribute_noinline__ -_dl_allocate_static_tls (struct link_map *map) +int +internal_function +_dl_try_allocate_static_tls (struct link_map* map) { /* If the alignment requirements are too high fail. */ if (map->l_tls_align > _dl_tls_static_align) { fail: - _dl_dprintf(2, "cannot allocate memory in static TLS block"); - _dl_exit(30); + return -1; } # ifdef TLS_TCB_AT_TP @@ -169,6 +165,23 @@ fail: } else map->l_need_tls_init = 1; + + return 0; +} + +/* + * This function intentionally does not return any value but signals error + * directly, as static TLS should be rare and code handling it should + * not be inlined as much as possible. + */ +void +internal_function __attribute_noinline__ +_dl_allocate_static_tls (struct link_map *map) +{ + if (_dl_try_allocate_static_tls (map)) { + _dl_dprintf(2, "cannot allocate memory in static TLS block"); + _dl_exit(30); + } } #ifdef SHARED diff --git a/ldso/ldso/fdpic/dl-inlines.h b/ldso/ldso/fdpic/dl-inlines.h index 14a4916..ebbd033 100644 --- a/ldso/ldso/fdpic/dl-inlines.h +++ b/ldso/ldso/fdpic/dl-inlines.h @@ -5,6 +5,8 @@ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ +#include <inline-hashtab.h> + /* Initialize a DL_LOADADDR_TYPE given a got pointer and a complete load map. */ static __always_inline void __dl_init_loadaddr_map(struct elf32_fdpic_loadaddr *loadaddr, Elf32_Addr dl_boot_got_pointer, @@ -143,269 +145,18 @@ __dl_addr_in_loadaddr(void *p, struct elf32_fdpic_loadaddr loadaddr) return 0; } -/* - * The hashcode handling code below is heavily inspired in libiberty's - * hashtab code, but with most adaptation points and support for - * deleting elements removed. - * - * Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. - * Contributed by Vladimir Makarov (vmakarov(a)cygnus.com). - */ -static __always_inline unsigned long -higher_prime_number(unsigned long n) -{ - /* These are primes that are near, but slightly smaller than, a power of two. */ - static const unsigned long primes[] = { - 7, - 13, - 31, - 61, - 127, - 251, - 509, - 1021, - 2039, - 4093, - 8191, - 16381, - 32749, - 65521, - 131071, - 262139, - 524287, - 1048573, - 2097143, - 4194301, - 8388593, - 16777213, - 33554393, - 67108859, - 134217689, - 268435399, - 536870909, - 1073741789, - /* 4294967291 */ - ((unsigned long) 2147483647) + ((unsigned long) 2147483644), - }; - const unsigned long *low = &primes[0]; - const unsigned long *high = &primes[ARRAY_SIZE(primes)]; - - while (low != high) { - const unsigned long *mid = low + (high - low) / 2; - if (n > *mid) - low = mid + 1; - else - high = mid; - } - -#if 0 - /* If we've run out of primes, abort. */ - if (n > *low) { - fprintf(stderr, "Cannot find prime bigger than %lu\n", n); - abort(); - } -#endif - - return *low; -} - -struct funcdesc_ht -{ - /* Table itself */ - struct funcdesc_value **entries; - - /* Current size (in entries) of the hash table */ - size_t size; - - /* Current number of elements */ - size_t n_elements; -}; - -static __always_inline int -hash_pointer(const void *p) +static int +hash_pointer(void *p) { return (int) ((long)p >> 3); } -static __always_inline struct funcdesc_ht * -htab_create(void) -{ - struct funcdesc_ht *ht = _dl_malloc(sizeof(*ht)); - size_t ent_size; - - if (!ht) - return NULL; - ht->size = 3; - ent_size = sizeof(struct funcdesc_ht_value *) * ht->size; - ht->entries = _dl_malloc(ent_size); - if (!ht->entries) - return NULL; - - ht->n_elements = 0; - _dl_memset(ht->entries, 0, ent_size); - - return ht; -} - -/* - * This is only called from _dl_loadaddr_unmap, so it's safe to call - * _dl_free(). See the discussion below. - */ -static __always_inline void -htab_delete(struct funcdesc_ht *htab) +static int +eq_pointer(void *p, void *q) { - size_t i; - - for (i = htab->size - 1; i >= 0; i--) - if (htab->entries[i]) - _dl_free(htab->entries[i]); - - _dl_free(htab->entries); - _dl_free(htab); -} - -/* - * Similar to htab_find_slot, but without several unwanted side effects: - * - Does not call htab->eq_f when it finds an existing entry. - * - Does not change the count of elements/searches/collisions in the - * hash table. - * This function also assumes there are no deleted entries in the table. - * HASH is the hash value for the element to be inserted. - */ -static __always_inline struct funcdesc_value ** -find_empty_slot_for_expand(struct funcdesc_ht *htab, int hash) -{ - size_t size = htab->size; - unsigned int index = hash % size; - struct funcdesc_value **slot = htab->entries + index; - int hash2; - - if (!*slot) - return slot; - - hash2 = 1 + hash % (size - 2); - for (;;) { - index += hash2; - if (index >= size) - index -= size; - - slot = htab->entries + index; - if (!*slot) - return slot; - } -} - -/* - * The following function changes size of memory allocated for the - * entries and repeatedly inserts the table elements. The occupancy - * of the table after the call will be about 50%. Naturally the hash - * table must already exist. Remember also that the place of the - * table entries is changed. If memory allocation failures are allowed, - * this function will return zero, indicating that the table could not be - * expanded. If all goes well, it will return a non-zero value. - */ -static __always_inline int -htab_expand(struct funcdesc_ht *htab) -{ - struct funcdesc_value **oentries; - struct funcdesc_value **olimit; - struct funcdesc_value **p; - struct funcdesc_value **nentries; - size_t nsize; - - oentries = htab->entries; - olimit = oentries + htab->size; - - /* - * Resize only when table after removal of unused elements is either - * too full or too empty. - */ - if (htab->n_elements * 2 > htab->size) - nsize = higher_prime_number(htab->n_elements * 2); - else - nsize = htab->size; - - nentries = _dl_malloc(sizeof(*nentries) * nsize); - _dl_memset(nentries, 0, sizeof(*nentries) * nsize); - if (nentries == NULL) - return 0; - htab->entries = nentries; - htab->size = nsize; - - p = oentries; - do { - if (*p) - *find_empty_slot_for_expand(htab, hash_pointer((*p)->entry_point)) = *p; - p++; - } while (p < olimit); - -#if 0 - /* - * We can't tell whether this was allocated by the _dl_malloc() - * built into ld.so or malloc() in the main executable or libc, - * and calling free() for something that wasn't malloc()ed could - * do Very Bad Things (TM). Take the conservative approach - * here, potentially wasting as much memory as actually used by - * the hash table, even if multiple growths occur. That's not - * so bad as to require some overengineered solution that would - * enable us to keep track of how it was allocated. - */ - _dl_free(oentries); -#endif - return 1; -} - -/* - * This function searches for a hash table slot containing an entry - * equal to the given element. To delete an entry, call this with - * INSERT = 0, then call htab_clear_slot on the slot returned (possibly - * after doing some checks). To insert an entry, call this with - * INSERT = 1, then write the value you want into the returned slot. - * When inserting an entry, NULL may be returned if memory allocation - * fails. - */ -static __always_inline struct funcdesc_value ** -htab_find_slot(struct funcdesc_ht *htab, void *ptr, int insert) -{ - unsigned int index; - int hash, hash2; - size_t size; - struct funcdesc_value **entry; - - if (htab->size * 3 <= htab->n_elements * 4 && - htab_expand(htab) == 0) - return NULL; - - hash = hash_pointer(ptr); - - size = htab->size; - index = hash % size; - - entry = &htab->entries[index]; - if (!*entry) - goto empty_entry; - else if ((*entry)->entry_point == ptr) - return entry; - - hash2 = 1 + hash % (size - 2); - for (;;) { - index += hash2; - if (index >= size) - index -= size; - - entry = &htab->entries[index]; - if (!*entry) - goto empty_entry; - else if ((*entry)->entry_point == ptr) - return entry; - } - - empty_entry: - if (!insert) - return NULL; + struct funcdesc_value *entry = p; - htab->n_elements++; - return entry; + return entry->entry_point == q; } void * @@ -424,7 +175,7 @@ _dl_funcdesc_for (void *entry_point, void *got_value) tpnt->funcdesc_ht = ht; } - entry = htab_find_slot(ht, entry_point, 1); + entry = htab_find_slot(ht, entry_point, 1, hash_pointer, eq_pointer); if (*entry) { _dl_assert((*entry)->entry_point == entry_point); return _dl_stabilize_funcdesc(*entry); @@ -459,7 +210,8 @@ _dl_lookup_address(void const *address) if (fd->got_value != rpnt->loadaddr.got_value) continue; - address = htab_find_slot(rpnt->funcdesc_ht, (void *)fd->entry_point, 0); + address = htab_find_slot(rpnt->funcdesc_ht, (void *)fd->entry_point, 0, + hash_pointer, eq_pointer); if (address && *(struct funcdesc_value *const*)address == fd) { address = (*(struct funcdesc_value *const*)address)->entry_point; diff --git a/ldso/ldso/xtensa/dl-debug.h b/ldso/ldso/xtensa/dl-debug.h index 4128d94..18beae5 100644 --- a/ldso/ldso/xtensa/dl-debug.h +++ b/ldso/ldso/xtensa/dl-debug.h @@ -8,54 +8,31 @@ static const char * const _dl_reltypes_tab[] = { - "R_XTENSA_NONE", - "R_XTENSA_32", - "R_XTENSA_RTLD", - "R_XTENSA_GLOB_DAT", - "R_XTENSA_JMP_SLOT", - "R_XTENSA_RELATIVE", - "R_XTENSA_PLT", - "R_XTENSA_UNUSED7", - "R_XTENSA_OP0", - "R_XTENSA_OP1", - "R_XTENSA_OP2", - "R_XTENSA_ASM_EXPAND", - "R_XTENSA_ASM_SIMPLIFY", - "R_XTENSA_UNUSED13", - "R_XTENSA_UNUSED14", - "R_XTENSA_GNU_VTINHERIT", - "R_XTENSA_GNU_VTENTRY", - "R_XTENSA_DIFF8", - "R_XTENSA_DIFF16", - "R_XTENSA_DIFF32", - "R_XTENSA_SLOT0_OP", - "R_XTENSA_SLOT1_OP", - "R_XTENSA_SLOT2_OP", - "R_XTENSA_SLOT3_OP", - "R_XTENSA_SLOT4_OP", - "R_XTENSA_SLOT5_OP", - "R_XTENSA_SLOT6_OP", - "R_XTENSA_SLOT7_OP", - "R_XTENSA_SLOT8_OP", - "R_XTENSA_SLOT9_OP", - "R_XTENSA_SLOT10_OP", - "R_XTENSA_SLOT11_OP", - "R_XTENSA_SLOT12_OP", - "R_XTENSA_SLOT13_OP", - "R_XTENSA_SLOT14_OP", - "R_XTENSA_SLOT0_ALT", - "R_XTENSA_SLOT1_ALT", - "R_XTENSA_SLOT2_ALT", - "R_XTENSA_SLOT3_ALT", - "R_XTENSA_SLOT4_ALT", - "R_XTENSA_SLOT5_ALT", - "R_XTENSA_SLOT6_ALT", - "R_XTENSA_SLOT7_ALT", - "R_XTENSA_SLOT8_ALT", - "R_XTENSA_SLOT9_ALT", - "R_XTENSA_SLOT10_ALT", - "R_XTENSA_SLOT11_ALT", - "R_XTENSA_SLOT12_ALT", - "R_XTENSA_SLOT13_ALT", - "R_XTENSA_SLOT14_ALT" + [0] "R_XTENSA_NONE", "R_XTENSA_32", + [2] "R_XTENSA_RTLD", "R_XTENSA_GLOB_DAT", + [4] "R_XTENSA_JMP_SLOT", "R_XTENSA_RELATIVE", + [6] "R_XTENSA_PLT", "R_XTENSA_UNUSED7", + [8] "R_XTENSA_OP0", "R_XTENSA_OP1", + [10] "R_XTENSA_OP2", "R_XTENSA_ASM_EXPAND", + [12] "R_XTENSA_ASM_SIMPLIFY", "R_XTENSA_UNUSED13", + [14] "R_XTENSA_UNUSED14", "R_XTENSA_GNU_VTINHERIT", + [16] "R_XTENSA_GNU_VTENTRY", "R_XTENSA_DIFF8", + [18] "R_XTENSA_DIFF16", "R_XTENSA_DIFF32", + [20] "R_XTENSA_SLOT0_OP", "R_XTENSA_SLOT1_OP", + [22] "R_XTENSA_SLOT2_OP", "R_XTENSA_SLOT3_OP", + [24] "R_XTENSA_SLOT4_OP", "R_XTENSA_SLOT5_OP", + [26] "R_XTENSA_SLOT6_OP", "R_XTENSA_SLOT7_OP", + [28] "R_XTENSA_SLOT8_OP", "R_XTENSA_SLOT9_OP", + [30] "R_XTENSA_SLOT10_OP", "R_XTENSA_SLOT11_OP", + [32] "R_XTENSA_SLOT12_OP", "R_XTENSA_SLOT13_OP", + [34] "R_XTENSA_SLOT14_OP", "R_XTENSA_SLOT0_ALT", + [36] "R_XTENSA_SLOT1_ALT", "R_XTENSA_SLOT2_ALT", + [38] "R_XTENSA_SLOT3_ALT", "R_XTENSA_SLOT4_ALT", + [40] "R_XTENSA_SLOT5_ALT", "R_XTENSA_SLOT6_ALT", + [42] "R_XTENSA_SLOT7_ALT", "R_XTENSA_SLOT8_ALT", + [44] "R_XTENSA_SLOT9_ALT", "R_XTENSA_SLOT10_ALT", + [46] "R_XTENSA_SLOT11_ALT", "R_XTENSA_SLOT12_ALT", + [48] "R_XTENSA_SLOT13_ALT", "R_XTENSA_SLOT14_ALT", + [50] "R_XTENSA_TLSDESC_FN", "R_XTENSA_TLSDESC_ARG", + [52] "R_XTENSA_TLS_TPOFF" }; diff --git a/ldso/ldso/xtensa/dl-startup.h b/ldso/ldso/xtensa/dl-startup.h index b135a4c..70a6255 100644 --- a/ldso/ldso/xtensa/dl-startup.h +++ b/ldso/ldso/xtensa/dl-startup.h @@ -11,7 +11,7 @@ __asm__ ( " .text\n" " .align 4\n" - " .literal_position\n" + " .literal_position\n" " .global _start\n" " .type _start, @function\n" " .hidden _start\n" diff --git a/ldso/ldso/xtensa/dl-sysdep.h b/ldso/ldso/xtensa/dl-sysdep.h index a0ed4e5..148de5b 100644 --- a/ldso/ldso/xtensa/dl-sysdep.h +++ b/ldso/ldso/xtensa/dl-sysdep.h @@ -78,10 +78,13 @@ typedef struct xtensa_got_location_struct { struct elf_resolve; extern unsigned long _dl_linux_resolver (struct elf_resolve *, int); -/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry, so - undefined references should not be allowed to define the value. */ +/* ELF_RTYPE_CLASS_PLT iff TYPE describes relocation of a PLT entry or + TLS variable, so undefined references should not be allowed to define + the value. */ #define elf_machine_type_class(type) \ - (((type) == R_XTENSA_JMP_SLOT) * ELF_RTYPE_CLASS_PLT) + (((type) == R_XTENSA_JMP_SLOT || (type) == R_XTENSA_TLS_TPOFF \ + || (type) == R_XTENSA_TLSDESC_FN || (type) == R_XTENSA_TLSDESC_ARG) \ + * ELF_RTYPE_CLASS_PLT) /* Return the link-time address of _DYNAMIC. */ static __always_inline Elf32_Addr diff --git a/ldso/ldso/xtensa/dl-tlsdesc.S b/ldso/ldso/xtensa/dl-tlsdesc.S new file mode 100644 index 0000000..a6ebc94 --- /dev/null +++ b/ldso/ldso/xtensa/dl-tlsdesc.S @@ -0,0 +1,96 @@ +/* Thread-local storage handling in the ELF dynamic linker. Xtensa version. + Copyright (C) 2012-2013 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#include <tls.h> +#include "tlsdesc.h" + + + .text + .align 4 + .hidden _dl_tlsdesc_return + .global _dl_tlsdesc_return + .type _dl_tlsdesc_return, @function +_dl_tlsdesc_return: + entry a1, 16 + rur.threadptr a3 + add a2, a2, a3 + retw + .size _dl_tlsdesc_return, .-_dl_tlsdesc_return + +#ifdef SHARED + + + /* This function is used for symbols that need dynamic TLS. + + The argument passed to this function points to the TLS descriptor. + + The assembly code that follows is a rendition of the following + C code, hand-optimized a little bit. + + ptrdiff_t + _dl_tlsdesc_dynamic(struct tlsdesc_dynamic_arg *td) + { + dtv_t *dtv = (dtv_t *)THREAD_DTV(); + if (td->gen_count <= dtv[0].counter + && dtv[td->tlsinfo.ti_module].pointer.val + != TLS_DTV_UNALLOCATED) + return dtv[td->tlsinfo.ti_module].pointer.val + + td->tlsinfo.ti_offset - __builtin_thread_pointer(); + return __tls_get_addr (&td->tlsinfo) - __builtin_thread_pointer(); + } + */ + + .align 4 + .hidden _dl_tlsdesc_dynamic + .global _dl_tlsdesc_dynamic + .type _dl_tlsdesc_dynamic, @function +_dl_tlsdesc_dynamic: + entry a1, 32 + + /* dtv_t *dtv = (dtv_t *)THREAD_DTV(); */ + rur.threadptr a3 + l32i a4, a3, 0 + + /* if (td->gen_count <= dtv[0].counter */ + l32i a6, a2, TLSDESC_GEN_COUNT + l32i a7, a4, 0 + blt a7, a6, .Lslow + + /* && dtv[td->tlsinfo.ti_module].pointer.val != TLS_DTV_UNALLOCATED) */ + l32i a6, a2, TLSDESC_MODID + addx8 a6, a3, a6 + l32i a6, a6, 0 + beqi a6, -1, .Lslow + + /* return dtv[td->tlsinfo.ti_module].pointer.val + + td->tlsinfo.ti_offset - __builtin_thread_pointer(); */ + l32i a6, a2, TLSDESC_MODOFF + sub a2, a6, a3 + retw + + /* return __tls_get_addr (&td->tlsinfo) - __builtin_thread_pointer(); */ +.Lslow: + mov a10, a2 + movi a8, __tls_get_addr + callx8 a8 + sub a2, a10, a3 + retw + .size _dl_tlsdesc_dynamic, .-_dl_tlsdesc_dynamic + +#endif /* SHARED */ diff --git a/ldso/ldso/xtensa/elfinterp.c b/ldso/ldso/xtensa/elfinterp.c index b4cf975..1397e95 100644 --- a/ldso/ldso/xtensa/elfinterp.c +++ b/ldso/ldso/xtensa/elfinterp.c @@ -31,6 +31,8 @@ */ #include "ldso.h" +#include "dl-tls.h" +#include "tlsdeschtab.h" unsigned long _dl_linux_resolver (struct elf_resolve *tpnt, int reloc_entry) @@ -146,6 +148,9 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope, int reloc_type; int symtab_index; char *symname; +#if defined USE_TLS && USE_TLS + struct elf_resolve *tls_tpnt = NULL; +#endif struct symbol_ref sym_ref; ElfW(Addr) *reloc_addr; ElfW(Addr) symbol_addr; @@ -172,15 +177,22 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope, * here, so all bases should be covered. */ if (unlikely (!symbol_addr && + ELF_ST_TYPE (sym_ref.sym->st_info) != STT_TLS && ELF_ST_BIND (sym_ref.sym->st_info) != STB_WEAK)) { - _dl_dprintf (2, "%s: can't resolve symbol '%s'\n", - _dl_progname, symname); - _dl_exit (1); + return 1; } if (_dl_trace_prelink) { _dl_debug_lookup (symname, tpnt, &symtab[symtab_index], &sym_ref, elf_machine_type_class(reloc_type)); } +#if defined USE_TLS && USE_TLS + tls_tpnt = sym_ref.tpnt; +#endif + } else { + symbol_addr =symtab[symtab_index].st_value; +#if defined USE_TLS && USE_TLS + tls_tpnt = tpnt; +#endif } #if defined (__SUPPORT_LD_DEBUG__) @@ -198,8 +210,8 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope, case R_XTENSA_RTLD: if (rpnt->r_addend == 1) { - /* Grab the function pointer stashed at the beginning of the - GOT by the GOT_INIT function. */ + /* Grab the function pointer stashed at the beginning + of the GOT by the GOT_INIT function. */ *reloc_addr = *(ElfW(Addr) *) tpnt->dynamic_info[DT_PLTGOT]; } else if (rpnt->r_addend == 2) { /* Store the link map for the object. */ @@ -213,6 +225,35 @@ _dl_do_reloc (struct elf_resolve *tpnt, struct r_scope_elem *scope, *reloc_addr += tpnt->loadaddr + rpnt->r_addend; break; +#if defined USE_TLS && USE_TLS + case R_XTENSA_TLS_TPOFF: + CHECK_STATIC_TLS((struct link_map *) tls_tpnt); + *reloc_addr = symbol_addr + tls_tpnt->l_tls_offset + rpnt->r_addend; + break; + case R_XTENSA_TLSDESC_FN: +#ifndef SHARED + CHECK_STATIC_TLS((struct link_map *) tls_tpnt); +#else + if (!TRY_STATIC_TLS ((struct link_map *) tls_tpnt)) + *reloc_addr = (ElfW(Addr)) _dl_tlsdesc_dynamic; + else +#endif + *reloc_addr = (ElfW(Addr)) _dl_tlsdesc_return; + break; + case R_XTENSA_TLSDESC_ARG: +#ifndef SHARED + CHECK_STATIC_TLS((struct link_map *) tls_tpnt); +#else + if (!TRY_STATIC_TLS ((struct link_map *) tls_tpnt)) + *reloc_addr = (ElfW(Addr)) + _dl_make_tlsdesc_dynamic((struct link_map *) tls_tpnt, + symbol_addr + *reloc_addr); + else +#endif + *reloc_addr += symbol_addr + tls_tpnt->l_tls_offset; + break; +#endif + default: return -1; /* Calls _dl_exit(1). */ } diff --git a/libc/sysdeps/linux/xtensa/Makefile.arch b/libc/sysdeps/linux/xtensa/Makefile.arch index 277a1e3..b9b6b87 100644 --- a/libc/sysdeps/linux/xtensa/Makefile.arch +++ b/libc/sysdeps/linux/xtensa/Makefile.arch @@ -5,7 +5,10 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -CSRC-y := brk.c fork.c sigaction.c __syscall_error.c +CSRC-y := brk.c sigaction.c __syscall_error.c SSRC-y := bsd-_setjmp.S bsd-setjmp.S setjmp.S clone.S \ sigrestorer.S syscall.S mmap.S windowspill.S __longjmp.S vfork.S + +CSRC-$(if $(UCLIBC_HAS_THREADS_NATIVE),,y) += fork.c +SSRC-$(if $(UCLIBC_HAS_THREADS_NATIVE),,y) += clone.S diff --git a/libc/sysdeps/linux/xtensa/clone.S b/libc/sysdeps/linux/xtensa/clone.S index aa79aa7..34d68a8 100644 --- a/libc/sysdeps/linux/xtensa/clone.S +++ b/libc/sysdeps/linux/xtensa/clone.S @@ -1,34 +1,38 @@ -/* Copyright (C) 2001, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2005 Free Software Foundation, Inc. The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. + Library General Public License for more details. - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ /* clone is even more special than fork as it mucks with stacks - and invokes a function in the right context after it's all over. */ + and invokes a function in the right context after its all over. */ -#include "sysdep.h" -#include <sys/syscall.h> +#include <features.h> +#include <sysdep.h> #define _ERRNO_H 1 #include <bits/errno.h> +#ifdef RESET_PID +#include <tls.h> +#endif +#define __ASSEMBLY__ +#include <linux/sched.h> -/* int clone (a2 = int (*fn)(void *arg), - a3 = void *child_stack, - a4 = int flags, - a5 = void *arg, - a6 = pid_t *ptid, - a7 = struct user_desc *tls, - 16(sp) = pid_t *ctid) */ +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg, + a2 a3 a4 a5 + pid_t *ptid, struct user_desc *tls, pid_t *ctid) + a6 a7 16(sp) +*/ .text ENTRY (__clone) @@ -39,7 +43,7 @@ ENTRY (__clone) /* a2 and a3 are candidates for destruction by system-call return parameters. We don't need the stack pointer after the system - call. We trust that the kernel will preserve a7, a9, and a6. */ + call. We trust that the kernel will preserve a6, a7 and a9. */ mov a9, a5 /* save function argument */ mov a5, a7 @@ -48,19 +52,18 @@ ENTRY (__clone) mov a6, a4 mov a4, a8 l32i a8, a1, 16 /* child_tid */ - movi a2, SYS_ify (clone) - - /* syscall (a2 = NR_clone, - a6 = clone_flags, - a3 = usp, - a4 = parent_tid, - a5 = child_tls, - a8 = child_tid) */ + movi a2, SYS_ify(clone) + + /* syscall(NR_clone,clone_flags, usp, parent_tid, child_tls, child_tid) + a2 a6 a3 a4 a5 a8 + */ + syscall bltz a2, SYSCALL_ERROR_LABEL beqz a2, .Lthread_start - /* Fall through for parent. */ + /* fall through for parent */ + .Lpseudo_end: retw @@ -69,32 +72,38 @@ ENTRY (__clone) j SYSCALL_ERROR_LABEL .Lthread_start: - /* Start child thread. */ - movi a0, 0 /* terminate the stack frame */ + +#if CLONE_THREAD != 0x00010000 || CLONE_VM != 0x00000100 +# error invalid values for CLONE_THREAD or CLONE_VM +#endif #ifdef RESET_PID - /* Check and see if we need to reset the PID. */ - bbsi.l a6, 16, 1f /* CLONE_THREAD = 0x00010000 */ + bbsi.l a6, 16, .Lskip_restore_pid /* CLONE_THREAD = 0x00010000 */ movi a2, -1 - bbsi.l a6, 8, 2f /* CLONE_VM = 0x00000100 */ - movi a2, SYS_ify (getpid) + bbsi a6, 8, .Lgotpid /* CLONE_VM = 0x00000100 */ + movi a2, SYS_ify(getpid) syscall -2: rur a3, THREADPTR - movi a4, PID_OFFSET - add a4, a4, a3 - s32i a2, a4, 0 - movi a4, TID_OFFSET - add a4, a4, a3 - s32i a2, a3, 0 -1: -#endif /* RESET_PID */ - +.Lgotpid: + rur a3, threadptr + movi a0, TLS_PRE_TCB_SIZE + sub a3, a3, a0 + s32i a2, a3, PID + s32i a2, a3, TID +.Lskip_restore_pid: +#endif + + /* start child thread */ + movi a0, 0 /* terminate the stack frame */ mov a6, a9 /* load up the 'arg' parameter */ callx4 a7 /* call the user's function */ /* Call _exit. Note that any return parameter from the user's - function in a6 is seen as inputs to _exit. */ - movi a2, JUMPTARGET(_exit) + function in a6 is seen as inputs to _exit. */ +#ifdef PIC + movi a2, _exit@PLT +#else + movi a2, _exit +#endif callx4 a2 PSEUDO_END (__clone) diff --git a/libc/sysdeps/linux/xtensa/fork.c b/libc/sysdeps/linux/xtensa/fork.c index e9b681c..4e4f937 100644 --- a/libc/sysdeps/linux/xtensa/fork.c +++ b/libc/sysdeps/linux/xtensa/fork.c @@ -20,6 +20,10 @@ pid_t fork(void) { return (pid_t) INLINE_SYSCALL(clone, 2, SIGCHLD, 0); } -lt_strong_alias(fork) -lt_libc_hidden(fork) +# ifdef __UCLIBC_HAS_THREADS__ +strong_alias(fork,__libc_fork) +libc_hidden_weak(fork) +# else +libc_hidden_def(fork) +# endif #endif diff --git a/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h index 41f81db..4516d93 100644 --- a/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h +++ b/libc/sysdeps/linux/xtensa/jmpbuf-unwind.h @@ -1,25 +1,23 @@ -/* Copyright (C) 1997, 1998, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -/* Test if longjmp to JMPBUF would unwind the frame containing a local - variable at ADDRESS. */ - +/* + * Copyright (C) 2000-2006 Erik Andersen <andersen(a)uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ #include <setjmp.h> #include <jmpbuf-offsets.h> +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ #define _JMPBUF_UNWINDS(jmpbuf, address) \ ((void *) (address) < (void *) (jmpbuf)[JB_SP]) + +#ifdef __UCLIBC_HAS_THREADS_NATIVE__ +#include <stdint.h> +#include <unwind.h> + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) +#endif diff --git a/libc/sysdeps/linux/c6x/sys/ptrace.h b/libc/sysdeps/linux/xtensa/sys/ptrace.h similarity index 84% copy from libc/sysdeps/linux/c6x/sys/ptrace.h copy to libc/sysdeps/linux/xtensa/sys/ptrace.h index 8ca7e15..882b8c8 100644 --- a/libc/sysdeps/linux/c6x/sys/ptrace.h +++ b/libc/sysdeps/linux/xtensa/sys/ptrace.h @@ -1,5 +1,6 @@ /* `ptrace' debugger support interface. Linux version. - Copyright (C) 1996-1999,2000,2006,2007 Free Software Foundation, Inc. + Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 + Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,6 +22,15 @@ #include <features.h> +/* Kludge away careless namespace pollution from the kernel. */ + +#undef PTRACE_GETREGS +#undef PTRACE_SETREGS +#undef PTRACE_GETFPREGS +#undef PTRACE_SETFPREGS +#undef PTRACE_GETFPREGSIZE + + __BEGIN_DECLS /* Type of the REQUEST argument to `ptrace.' */ @@ -97,35 +107,14 @@ enum __ptrace_request PTRACE_DETACH = 17, #define PT_DETACH PTRACE_DETACH - /* Get all extended floating point registers used by a processes. - This is not supported on all machines. */ - PTRACE_GETFPXREGS = 18, -#define PT_GETFPXREGS PTRACE_GETFPXREGS - - /* Set all extended floating point registers used by a processes. + /* Get size required for the buffer holding the floating point registers. This is not supported on all machines. */ - PTRACE_SETFPXREGS = 19, -#define PT_SETFPXREGS PTRACE_SETFPXREGS + PTRACE_GETFPREGSIZE = 18, +#define PT_GETFPREGSIZE PTRACE_GETFPREGSIZE /* Continue and stop at the next (return from) syscall. */ - PTRACE_SYSCALL = 24, + PTRACE_SYSCALL = 24 #define PT_SYSCALL PTRACE_SYSCALL - - /* Set ptrace filter options. */ - PTRACE_SETOPTIONS = 0x4200, -#define PT_SETOPTIONS PTRACE_SETOPTIONS - - /* Get last ptrace message. */ - PTRACE_GETEVENTMSG = 0x4201, -#define PT_GETEVENTMSG PTRACE_GETEVENTMSG - - /* Get siginfo for process. */ - PTRACE_GETSIGINFO = 0x4202, -#define PT_GETSIGINFO PTRACE_GETSIGINFO - - /* Set new siginfo for process. */ - PTRACE_SETSIGINFO = 0x4203 -#define PT_SETSIGINFO PTRACE_SETSIGINFO }; /* Options set using PTRACE_SETOPTIONS. */ diff --git a/libc/sysdeps/linux/xtensa/sysdep.h b/libc/sysdeps/linux/xtensa/sysdep.h index afe95cc..cab4a2f 100644 --- a/libc/sysdeps/linux/xtensa/sysdep.h +++ b/libc/sysdeps/linux/xtensa/sysdep.h @@ -16,6 +16,10 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ +#ifndef _LINUX_XTENSA_SYSDEP_H +#define _LINUX_XTENSA_SYSDEP_H 1 + +#include <common/sysdep.h> #include <sys/syscall.h> #ifdef __ASSEMBLER__ @@ -24,12 +28,6 @@ #define ASM_TYPE_DIRECTIVE(name, typearg) .type name, typearg #define ASM_SIZE_DIRECTIVE(name) .size name, . - name -#ifdef __STDC__ -#define C_LABEL(name) name : -#else -#define C_LABEL(name) name/**/: -#endif - #define ENTRY(name) \ ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name), @function); \ @@ -52,6 +50,15 @@ #undef END #define END(name) ASM_SIZE_DIRECTIVE(name) +/* Local label name for asm code. */ +#ifndef L +# ifdef HAVE_ELF +# define L(name) .L##name +# else +# define L(name) name +# endif +#endif + /* Define a macro for this directive so it can be removed in a few places. */ #define LITERAL_POSITION .literal_position @@ -123,19 +130,7 @@ #define PSEUDO_END_ERRVAL(name) \ END (name) -#undef ret_ERRVAL -#define ret_ERRVAL retw - -#if defined RTLD_PRIVATE_ERRNO -# define SYSCALL_ERROR_HANDLER \ -0: movi a4, rtld_errno; \ - neg a2, a2; \ - s32i a2, a4, 0; \ - movi a2, -1; \ - j .Lpseudo_end; - -#elif defined _LIBC_REENTRANT - +#if defined _LIBC_REENTRANT # if defined USE___THREAD # ifndef NOT_IN_libc # define SYSCALL_ERROR_ERRNO __libc_errno @@ -170,3 +165,9 @@ #endif /* _LIBC_REENTRANT */ #endif /* __ASSEMBLER__ */ + +/* Pointer mangling is not yet supported for Xtensa. */ +#define PTR_MANGLE(var) (void) (var) +#define PTR_DEMANGLE(var) (void) (var) + +#endif /* _LINUX_XTENSA_SYSDEP_H */ diff --git a/libc/sysdeps/linux/xtensa/vfork.S b/libc/sysdeps/linux/xtensa/vfork.S index f094ae3..6aced0a 100644 --- a/libc/sysdeps/linux/xtensa/vfork.S +++ b/libc/sysdeps/linux/xtensa/vfork.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2005-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -19,72 +19,67 @@ #include <sys/syscall.h> #define _SIGNAL_H #include <bits/signum.h> +#define __ASSEMBLY__ +#include <linux/sched.h> -/* Clone the calling process, but without copying the whole address space. +/* + Clone the calling process, but without copying the whole address space. The calling process is suspended until the new process exits or is replaced by a call to `execve'. Return -1 for errors, 0 to the new process, and the process ID of the new process to the old process. Note that it is important that we don't create a new stack frame for the - caller. */ + caller. - -/* The following are defined in linux/sched.h, which unfortunately - is not safe for inclusion in an assembly file. */ -#define CLONE_VM 0x00000100 /* set if VM shared between processes */ -#define CLONE_VFORK 0x00004000 /* set if the parent wants the child to - wake it up on mm_release */ +*/ #ifndef SAVE_PID -#define SAVE_PID +#define SAVE_PID(a,b,c,d) #endif - #ifndef RESTORE_PID -#define RESTORE_PID +#define RESTORE_PID(a,b,c) +#endif +#ifndef RESTORE_PID12 +#define RESTORE_PID12(a,b,c) #endif +/* + pid_t vfork(void); + Implemented as __clone_syscall(CLONE_VFORK | CLONE_VM | SIGCHLD, 0) + */ -/* pid_t vfork(void); - Implemented as __clone_syscall(CLONE_VFORK | CLONE_VM | SIGCHLD, 0) */ HIDDEN_ENTRY (__vfork) + .literal .Ljumptable, 0, .L4, .L8, .L12 - movi a6, .Ljumptable - extui a2, a0, 30, 2 /* call-size: call4/8/12 = 1/2/3 */ - addx4 a4, a2, a6 /* find return address in jumptable */ - l32i a4, a4, 0 - add a4, a4, a6 - + mov a3, a0 # move return address out of the way + movi a0, .Ljumptable + extui a2, a3, 30, 2 # call-size: call4/8/12 = 1/2/3 + addx4 a0, a2, a0 # find return address in jumptable slli a2, a2, 30 - xor a3, a0, a2 /* remove call-size from return addr */ - extui a5, a4, 30, 2 /* get high bits of jump target */ - slli a5, a5, 30 - or a3, a3, a5 /* stuff them into the return address */ - xor a4, a4, a5 /* clear high bits of jump target */ - or a0, a4, a2 /* create temporary return address */ - retw /* "return" to .L4, .L8, or .L12 */ - - .align 4 -.Ljumptable: - .word 0 - .word .L4 - .Ljumptable - .word .L8 - .Ljumptable - .word .L12 - .Ljumptable + l32i a0, a0, 0 + + xor a3, a3, a2 # remove call-size from return address + or a0, a0, a2 # create temporary return address + retw /* a7: return address */ + .L4: mov a12, a2 mov a13, a3 - SAVE_PID + SAVE_PID(a5,a15,a2,a3) + + /* use syscall 'clone' and set new stack pointer to the same address */ - /* Use syscall 'clone'. Set new stack pointer to the same address. */ - movi a2, SYS_ify (clone) + movi a2, SYS_ify(clone) movi a3, 0 movi a6, CLONE_VM | CLONE_VFORK | SIGCHLD + syscall - RESTORE_PID + RESTORE_PID(a5,a15,a2) movi a5, -4096 @@ -94,22 +89,24 @@ HIDDEN_ENTRY (__vfork) bgeu a6, a5, 1f jx a7 -1: call4 .Lerr /* returns to original caller */ +1: call4 .Lerr /* a11: return address */ + .L8: mov a12, a2 mov a13, a3 mov a14, a6 - SAVE_PID + SAVE_PID(a9,a15,a2,a3) - movi a2, SYS_ify (clone) + movi a2, SYS_ify(clone) movi a3, 0 movi a6, CLONE_VM | CLONE_VFORK | SIGCHLD + syscall - RESTORE_PID + RESTORE_PID(a9,a15,a2) movi a9, -4096 @@ -120,22 +117,25 @@ HIDDEN_ENTRY (__vfork) bgeu a10, a9, 1f jx a11 -1: call8 .Lerr /* returns to original caller */ + +1: call8 .Lerr /* a15: return address */ + .L12: mov a12, a2 mov a13, a3 mov a14, a6 - SAVE_PID + SAVE_PID (a2,a3,a2,a6) - movi a2, SYS_ify (clone) + movi a2, SYS_ify(clone) movi a3, 0 movi a6, CLONE_VM | CLONE_VFORK | SIGCHLD + syscall - RESTORE_PID + RESTORE_PID12(a3,a6,a15) mov a3, a13 movi a13, -4096 @@ -147,18 +147,18 @@ HIDDEN_ENTRY (__vfork) bgeu a14, a13, 1f jx a15 -1: call12 .Lerr /* returns to original caller */ +1: call12 .Lerr .align 4 + .Lerr: entry a1, 16 - /* Restore the return address. */ - extui a4, a0, 30, 2 /* get the call-size bits */ + /* Restore return address */ + + extui a4, a0, 30, 2 slli a4, a4, 30 - slli a3, a3, 2 /* clear high bits of target address */ - srli a3, a3, 2 - or a0, a3, a4 /* combine them */ + or a0, a3, a4 PSEUDO_END (__vfork) .Lpseudo_end: diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/lowlevellock.c b/libpthread/nptl/sysdeps/unix/sysv/linux/lowlevellock.c index 2a5bf6d..75369bd 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/lowlevellock.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/lowlevellock.c @@ -22,8 +22,6 @@ #include <lowlevellock.h> #include <sys/time.h> #include <tls.h> -#include <tcb-offsets.h> - void #ifndef IS_IN_libpthread diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/Makefile.arch new file mode 100644 index 0000000..8ebe287 --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/Makefile.arch @@ -0,0 +1,15 @@ +# uClibc-ng project +# Licensed under the LGPL v2.1, see the file COPYING and LICENSE. + +libc_linux_arch_CSRC = fork.c +libc_linux_arch_SSRC = clone.S vfork.S +libpthread_linux_arch_CSRC = pthread_once.c +libpthread_linux_arch_SSRC = + +CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread +ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT + +ASFLAGS-clone.S = -D_LIBC_REENTRANT +ASFLAGS-vfork.S = -D_LIBC_REENTRANT +ASFLAGS-syscall.S = -D_LIBC_REENTRANT +ASFLAGS-mmap.S = -D_LIBC_REENTRANT diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/bits/pthreadtypes.h b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/pthreadtypes.h similarity index 94% copy from libpthread/nptl/sysdeps/unix/sysv/linux/arm/bits/pthreadtypes.h copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/pthreadtypes.h index ae0d79f..5e44020 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/bits/pthreadtypes.h +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/pthreadtypes.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2002-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -12,7 +12,7 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see + License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _BITS_PTHREADTYPES_H @@ -37,11 +37,15 @@ typedef unsigned long int pthread_t; -typedef union +union pthread_attr_t { char __size[__SIZEOF_PTHREAD_ATTR_T]; long int __align; -} pthread_attr_t; +}; +#ifndef __have_pthread_attr_t +typedef union pthread_attr_t pthread_attr_t; +# define __have_pthread_attr_t 1 +#endif typedef struct __pthread_internal_slist diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/bits/semaphore.h b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/semaphore.h similarity index 94% copy from libpthread/nptl/sysdeps/unix/sysv/linux/metag/bits/semaphore.h copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/semaphore.h index dadfac2..8845cf0 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/bits/semaphore.h +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/bits/semaphore.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/clone.S b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/clone.S new file mode 100644 index 0000000..539b9ef --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/clone.S @@ -0,0 +1,3 @@ +#define RESET_PID +#include <tcb-offsets.h> +#include <libc/sysdeps/linux/xtensa/clone.S> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/createthread.c b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/createthread.c similarity index 85% copy from libpthread/nptl/sysdeps/unix/sysv/linux/metag/createthread.c copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/createthread.c index 2d43559..2bb96e9 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/createthread.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/createthread.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. +/* Copyright (C) 2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -8,7 +8,7 @@ The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public @@ -19,5 +19,6 @@ /* Value passed to 'clone' for initialization of the thread register. */ #define TLS_VALUE (pd + 1) -/* Get the real implementation. */ + +/* Get the real implementation. */ #include <sysdeps/pthread/createthread.c> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/fork.c b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/fork.c similarity index 89% copy from libpthread/nptl/sysdeps/unix/sysv/linux/i386/fork.c copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/fork.c index e7a41d8..ba5c700 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/fork.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/fork.c @@ -1,6 +1,5 @@ -/* Copyright (C) 2002 Free Software Foundation, Inc. +/* Copyright (C) 2013 Free Software Foundation, Inc. This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper(a)redhat.com>, 2002. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.c similarity index 92% copy from libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.c index cd42135..756f39f 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.c @@ -1,5 +1,5 @@ /* low level locking for pthread library. Generic futex-using version. - Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2003-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -13,19 +13,15 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see + License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ #include <errno.h> #include <sysdep.h> #include <lowlevellock.h> #include <sys/time.h> -#include <tls.h> void -#ifndef IS_IN_libpthread -weak_function -#endif __lll_lock_wait_private (int *futex) { do @@ -71,7 +67,7 @@ __lll_timedlock_wait (int *futex, const struct timespec *abstime, int private) struct timeval tv; /* Get the current time. */ - (void) gettimeofday (&tv, NULL); + (void) __gettimeofday (&tv, NULL); /* Compute relative timeout. */ rt.tv_sec = abstime->tv_sec - tv.tv_sec; @@ -110,7 +106,7 @@ __lll_timedwait_tid (int *tidp, const struct timespec *abstime) struct timespec rt; /* Get the current time. */ - (void) gettimeofday (&tv, NULL); + (void) __gettimeofday (&tv, NULL); /* Compute relative timeout. */ rt.tv_sec = abstime->tv_sec - tv.tv_sec; diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.h b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.h similarity index 93% copy from libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.h copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.h index 116a8c2..abe6e9c 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/lowlevellock.h +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2005-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -12,7 +12,7 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see + License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _LOWLEVELLOCK_H @@ -69,7 +69,7 @@ : (fl)) \ : ((fl) | (((private) ^ FUTEX_PRIVATE_FLAG) \ & THREAD_GETMEM (THREAD_SELF, header.private_futex)))) -# endif +# endif #endif @@ -86,6 +86,18 @@ __ret; \ }) +#define lll_futex_timed_wait_bitset(futexp, val, timespec, clockbit, private) \ + ({ \ + INTERNAL_SYSCALL_DECL (__err); \ + long int __ret; \ + int __op = FUTEX_WAIT_BITSET | clockbit; \ + __ret = INTERNAL_SYSCALL (futex, __err, 6, (futexp), \ + __lll_private_flag (__op, private), \ + (val), (timespec), NULL /* Unused. */, \ + FUTEX_BITSET_MATCH_ANY); \ + __ret; \ + }) + #define lll_futex_wake(futexp, nr, private) \ ({ \ INTERNAL_SYSCALL_DECL (__err); \ @@ -256,7 +268,7 @@ extern int __lll_robust_timedlock_wait (int *futex, const struct timespec *, 1 - taken by one user >1 - taken by more users */ -/* The kernel notifies a process which uses CLONE_CLEARTID via futex +/* The kernel notifies a process which uses CLONE_CHILD_CLEARTID via futex wakeup when the clone terminates. The memory location contains the thread ID while the clone is running and is reset to zero afterwards. */ diff --git a/libpthread/nptl/sysdeps/pthread/pt-initfini.c b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pt-initfini.c similarity index 94% copy from libpthread/nptl/sysdeps/pthread/pt-initfini.c copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pt-initfini.c index d9881c7..4e6d26e 100644 --- a/libpthread/nptl/sysdeps/pthread/pt-initfini.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pt-initfini.c @@ -106,6 +106,11 @@ _fini (void) __asm__ ("END_FINI"); __asm__ ("\n/*@_fini_PROLOG_ENDS*/"); + /* Xtensa: It doesn't really matter whether GCC thinks this is a leaf + function or not, and the scripts that are supposed to remove the + call don't catch the literal, resulting in an undefined symbol + reference. */ +#if 0 { /* Let GCC know that _fini is not a leaf function by having a dummy function call here. We arrange for this call to be omitted from @@ -113,6 +118,7 @@ _fini (void) extern void i_am_not_a_leaf (void); i_am_not_a_leaf (); } +#endif /* Beginning of the _fini epilog. */ __asm__ ("\n/*@_fini_EPILOG_BEGINS*/"); diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pthread_once.c similarity index 80% copy from libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c copy to libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pthread_once.c index 8a0faaf..46085d3 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pthread_once.c +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/pthread_once.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2003, 2004, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2004-2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -12,13 +12,12 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see + License along with the GNU C Library. If not, see <http://www.gnu.org/licenses/>. */ #include "pthreadP.h" #include <lowlevellock.h> - unsigned long int __fork_generation attribute_hidden; static void @@ -31,14 +30,12 @@ clear_once_control (void *arg) } int -attribute_protected __pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) { for (;;) { int oldval; int newval; - int tmp; /* Pseudo code: newval = __fork_generation | 1; @@ -47,17 +44,13 @@ __pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) *once_control = newval; Do this atomically. */ - newval = __fork_generation | 1; - __asm__ __volatile__ ( - "1: ldl_l %0, %2\n" - " and %0, 2, %1\n" - " bne %1, 2f\n" - " mov %3, %1\n" - " stl_c %1, %2\n" - " beq %1, 1b\n" - "2: mb" - : "=&r" (oldval), "=&r" (tmp), "=m" (*once_control) - : "r" (newval), "m" (*once_control)); + do + { + newval = __fork_generation | 1; + oldval = *once_control; + if (oldval & 2) + break; + } while (atomic_compare_and_exchange_val_acq (once_control, newval, oldval) != oldval); /* Check if the initializer has already been done. */ if ((oldval & 2) != 0) @@ -84,8 +77,8 @@ __pthread_once (pthread_once_t *once_control, void (*init_routine) (void)) pthread_cleanup_pop (0); - /* Add one to *once_control to take the bottom 2 bits from 01 to 10. */ - atomic_increment (once_control); + /* Say that the initialisation is done. */ + *once_control = __fork_generation | 2; /* Wake up all other threads. */ lll_futex_wake (once_control, INT_MAX, LLL_PRIVATE); diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/sysdep-cancel.h b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/sysdep-cancel.h new file mode 100644 index 0000000..6bb2aeb --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/sysdep-cancel.h @@ -0,0 +1,108 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <sysdep.h> +#include <tls.h> +/* #include <pt-machine.h> */ +#ifndef __ASSEMBLER__ +# include <pthreadP.h> +#endif + +#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt +// FIXME: ENTRY includes an entry instruction, here we'd want entry sp, 48! +# undef PSEUDO +# define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + SINGLE_THREAD_P(a15); \ + bnez a15, .Lpseudo_cancel; \ + DO_CALL (syscall_name, args); \ + bgez a2, .Lpseudo_done; \ + movi a4, -4095; \ + blt a2, a4, .Lpseudo_done; \ + j SYSCALL_ERROR_LABEL; \ + .Lpseudo_done: \ + retw; \ + .Lpseudo_cancel: \ + /* The syscall args are in a2...a7; no need to save */ \ + CENABLE; \ + /* The return value is in a10 and preserved across the syscall */ \ + DO_CALL (syscall_name, args); \ + CDISABLE; \ + bgez a2, .Lpseudo_end; \ + movi a4, -4095; \ + blt a2, a4, .Lpseudo_end; \ + j SYSCALL_ERROR_LABEL; \ + .Lpseudo_end: + + +# ifdef IS_IN_libpthread +# define CENABLE_FUNC __pthread_enable_asynccancel +# define CDISABLE_FUNC __pthread_disable_asynccancel +# define __local_multiple_threads __pthread_multiple_threads +# elif !defined NOT_IN_libc +# define CENABLE_FUNC __libc_enable_asynccancel +# define CDISABLE_FUNC __libc_disable_asynccancel +# define __local_multiple_threads __libc_multiple_threads +# elif defined IS_IN_librt +# define CENABLE_FUNC __librt_enable_asynccancel +# define CDISABLE_FUNC __librt_disable_asynccancel +# else +# error Unsupported library +# endif + +# define CENABLE movi a8, CENABLE_FUNC; \ + callx8 a8 +# define CDISABLE movi a8, CDISABLE_FUNC; \ + callx8 a8 + +# if defined IS_IN_libpthread || !defined NOT_IN_libc +# ifndef __ASSEMBLER__ +extern int __local_multiple_threads attribute_hidden; +# define SINGLE_THREAD_P __builtin_expect (__local_multiple_threads == 0, 1) +# else +# define SINGLE_THREAD_P(reg) movi reg, __local_multiple_threads; \ + l32i reg, reg, 0; +# endif + +# else +# ifndef __ASSEMBLER__ +# define SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +# else +# define SINGLE_THREAD_P(reg) \ + rur reg, threadptr; \ + l32i reg, reg, MULTIPLE_THREADS_OFFSET; +# endif +# endif + +#else + +/* This code should never be used but we define it anyhow. */ +# define SINGLE_THREAD_P (1) +# define NO_CANCELLATION 1 + +#endif + + +#ifndef __ASSEMBLER__ +# define RTLD_SINGLE_THREAD_P \ + __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ + header.multiple_threads) == 0, 1) +#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/vfork.S new file mode 100644 index 0000000..46eb76d --- /dev/null +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/xtensa/vfork.S @@ -0,0 +1,59 @@ +/* Copyright (C) 2013 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <tls.h> + +/* + Save the PID value, save 0x80000000 if PID was 0. + Registers a2 and a3 are available; ar should return the PID and as threadptr + */ + +#define SAVE_PID(pid,tp,ar,as) \ + rur tp, threadptr; \ + movi ar, TLS_PRE_TCB_SIZE; \ + sub tp, tp, ar; \ + l32i pid, tp, PID; \ + neg ar, pid; \ + movi as, 0x80000000; \ + moveqz ar, as, ar; \ + s32i ar, tp, PID; \ + +/* + Restore the PID value, restore to 0 if saved value was 0x80000000 + Return value from the syscall is in a2. + */ +#define RESTORE_PID(pid,tp,res) \ + beqz res, 1f; \ + s32i pid, tp, PID; \ +1: + +/* + Special version for call12, where we don't have enough registers + available to preserve the original PID. + */ +#define RESTORE_PID12(ar, as, at) \ + rur as, threadptr; \ + movi ar, TLS_PRE_TCB_SIZE; \ + sub as, as, ar; \ + l32i ar, as, PID; \ + movi at, 0x80000000; \ + sub at, at, ar; \ + neg ar, ar; \ + moveqz ar, at, at; \ + s32i ar, as, PID; + +#include <libc/sysdeps/linux/xtensa/vfork.S> diff --git a/libpthread/nptl/sysdeps/xtensa/Makefile.arch b/libpthread/nptl/sysdeps/xtensa/Makefile.arch new file mode 100644 index 0000000..5bbd409 --- /dev/null +++ b/libpthread/nptl/sysdeps/xtensa/Makefile.arch @@ -0,0 +1,40 @@ +# Copyright (C) 2012 Free Software Foundation, Inc. +# This file is part of the GNU C Library. +# +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. +# +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library; if not, write to the Free +# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +# 02111-1307 USA. + +CFLAGS-pt-raise.c = -DNOT_IN_libc -DIS_IN_libpthread + +ASFLAGS-dl-tlsdesc.S = -DNOT_IN_libc=1 +ASFLAGS-pthread_spin_lock.S = -DNOT_IN_libc -DIS_IN_libpthread +ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread +ASFLAGS-nptl-sysdep.S = -DNOT_IN_libc -DIS_IN_libpthread \ + -D_LIBC_REENTRANT \ + -I$(top_srcdir)libc/sysdeps/linux/xtensa + +libc_arch_a_CSRC = libc-tls.c +librt_arch_a_SSRC = dl-tlsdesc.S + +CFLAGS-gen_tlsdesc.c = -S +$(libpthread_arch_OUT)/gen_tlsdesc.c: $(libpthread_arch_DIR)/tlsdesc.sym | $(libpthread_arch_OUT) + $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ +$(libpthread_arch_OUT)/gen_tlsdesc.s: $(libpthread_arch_OUT)/gen_tlsdesc.c | headers + $(compile.c) +libpthread-generated-y += $(libpthread_arch_OUT)/gen_tlsdesc.s +$(libpthread_arch_OUT)/tlsdesc.h: $(libpthread_arch_OUT)/gen_tlsdesc.s + $(do_sed) $(PTHREAD_GENERATE_MANGLE) $< > $@ + @if test ! -s $@ ; then rm -f $@ ; false ; fi +pregen-headers-$(UCLIBC_HAS_THREADS_NATIVE) += $(libpthread_arch_OUT)/tlsdesc.h diff --git a/libpthread/nptl/sysdeps/metag/dl-tls.h b/libpthread/nptl/sysdeps/xtensa/dl-tls.h similarity index 55% copy from libpthread/nptl/sysdeps/metag/dl-tls.h copy to libpthread/nptl/sysdeps/xtensa/dl-tls.h index cba8fcb..29008db 100644 --- a/libpthread/nptl/sysdeps/metag/dl-tls.h +++ b/libpthread/nptl/sysdeps/xtensa/dl-tls.h @@ -1,5 +1,5 @@ -/* Thread-local storage handling in the ELF dynamic linker. Meta version. - Copyright (C) 2002 Free Software Foundation, Inc. +/* Thread-local storage handling in the ELF dynamic linker. Xtensa version. + Copyright (C) 2013 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -17,6 +17,8 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#ifndef _XTENSA_DL_TLS_H +#define _XTENSA_DL_TLS_H 1 /* Type used for the representation of TLS information in the GOT. */ typedef struct @@ -25,5 +27,32 @@ typedef struct unsigned long int ti_offset; } tls_index; - extern void *__tls_get_addr (tls_index *ti); + +/* Type used to represent a TLS descriptor. */ +struct tlsdesc +{ + union + { + void *pointer; + long value; + } argument; + ptrdiff_t (*entry)(struct tlsdesc *); +}; + +/* Type used as the argument in a TLS descriptor for a symbol that + needs dynamic TLS offsets. */ +struct tlsdesc_dynamic_arg +{ + tls_index tlsinfo; + size_t gen_count; +}; + +extern ptrdiff_t attribute_hidden + _dl_tlsdesc_return(struct tlsdesc_dynamic_arg *); + +extern void *_dl_make_tlsdesc_dynamic (struct link_map *map, size_t ti_offset); +extern ptrdiff_t attribute_hidden + _dl_tlsdesc_dynamic(struct tlsdesc_dynamic_arg *); + +#endif diff --git a/libpthread/nptl/sysdeps/arm/jmpbuf-unwind.h b/libpthread/nptl/sysdeps/xtensa/jmpbuf-unwind.h similarity index 89% copy from libpthread/nptl/sysdeps/arm/jmpbuf-unwind.h copy to libpthread/nptl/sysdeps/xtensa/jmpbuf-unwind.h index 11a043b..bda498b 100644 --- a/libpthread/nptl/sysdeps/arm/jmpbuf-unwind.h +++ b/libpthread/nptl/sysdeps/xtensa/jmpbuf-unwind.h @@ -23,10 +23,10 @@ containing a local variable at ADDRESS. */ #undef _JMPBUF_UNWINDS #define _JMPBUF_UNWINDS(jmpbuf, address, demangle) \ - ((void *) (address) < (void *) demangle (jmpbuf[__JMP_BUF_SP])) + ((void *) (address) < (void *) demangle (jmpbuf[JB_SP])) #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ - ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[__JMP_BUF_SP] - (_adj)) + ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[JB_SP] - (_adj)) diff --git a/libpthread/nptl/sysdeps/arm/libc-tls.c b/libpthread/nptl/sysdeps/xtensa/libc-tls.c similarity index 88% copy from libpthread/nptl/sysdeps/arm/libc-tls.c copy to libpthread/nptl/sysdeps/xtensa/libc-tls.c index 6576072..80494c5 100644 --- a/libpthread/nptl/sysdeps/arm/libc-tls.c +++ b/libpthread/nptl/sysdeps/xtensa/libc-tls.c @@ -1,4 +1,4 @@ -/* Thread-local storage handling in the ELF dynamic linker. ARM version. +/* Thread-local storage handling in the ELF dynamic linker. Xtensa version. Copyright (C) 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -21,7 +21,7 @@ #if defined(USE_TLS) && USE_TLS -/* On ARM, linker optimizations are not required, so __tls_get_addr +/* On Xtensa, linker optimizations are not required, so __tls_get_addr can be called even in statically linked binaries. In this case module must be always 1 and PT_TLS segment exist in the binary, otherwise it would not link. */ diff --git a/libc/sysdeps/linux/metag/bits/stackinfo.h b/libpthread/nptl/sysdeps/xtensa/pthread_spin_lock.S similarity index 72% copy from libc/sysdeps/linux/metag/bits/stackinfo.h copy to libpthread/nptl/sysdeps/xtensa/pthread_spin_lock.S index 55a6121..1e220a8 100644 --- a/libc/sysdeps/linux/metag/bits/stackinfo.h +++ b/libpthread/nptl/sysdeps/xtensa/pthread_spin_lock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,13 +16,22 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -/* This file contains a bit of information about the stack allocation - of the processor. */ + .text + .align 4 -#ifndef _STACKINFO_H -#define _STACKINFO_H 1 + .globl pthread_spin_lock +pthread_spin_lock: -/* On Meta the stack grows up. */ -#define _STACK_GROWS_UP 1 + entry a1, 16 -#endif /* stackinfo.h */ + movi a3, 0 + wsr a3, scompare1 + movi a3, 1 +1: s32c1i a3, a2, 0 + bnez a3, 1b + movi a2, 0 + + retw + + .type pthread_spin_lock, @function + .size pthread_spin_lock, .-pthread_spin_lock diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/fork.c b/libpthread/nptl/sysdeps/xtensa/pthread_spin_trylock.S similarity index 72% copy from libpthread/nptl/sysdeps/unix/sysv/linux/metag/fork.c copy to libpthread/nptl/sysdeps/xtensa/pthread_spin_trylock.S index 41776f9..a736b01 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/fork.c +++ b/libpthread/nptl/sysdeps/xtensa/pthread_spin_trylock.S @@ -1,6 +1,5 @@ /* Copyright (C) 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. - Contributed by Phil Blundell <pb(a)nexus.co.uk>, 2005 The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public @@ -17,15 +16,25 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sched.h> -#include <signal.h> -#include <sysdep.h> -#include <tls.h> +#define _ERRNO_H 1 +#include <bits/errno.h> + .text + .align 4 -#define ARCH_FORK() \ - INLINE_SYSCALL (clone, 5, \ - CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID | SIGCHLD, \ - NULL, NULL, &THREAD_SELF->tid, NULL) + .globl pthread_spin_trylock +pthread_spin_trylock: -#include "../fork.c" + entry a1, 16 + + movi a3, 0 + wsr a3, scompare1 + movi a3, 1 + s32c1i a3, a2, 0 + movi a2, EBUSY + moveqz a2, a3, a3 + + retw + + .type pthread_spin_trylock, @function + .size pthread_spin_trylock, .-pthread_spin_trylock diff --git a/libpthread/nptl/sysdeps/metag/pthreaddef.h b/libpthread/nptl/sysdeps/xtensa/pthreaddef.h similarity index 91% copy from libpthread/nptl/sysdeps/metag/pthreaddef.h copy to libpthread/nptl/sysdeps/xtensa/pthreaddef.h index 51625e4..e72b4bc 100644 --- a/libpthread/nptl/sysdeps/metag/pthreaddef.h +++ b/libpthread/nptl/sysdeps/xtensa/pthreaddef.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,19 +16,17 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <sysdep.h> - /* Default stack size. */ #define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024) /* Required stack pointer alignment at beginning. */ -#define STACK_ALIGN 8 +#define STACK_ALIGN 16 /* Minimal stack size after allocating thread descriptor and guard size. */ #define MINIMAL_REST_STACK 2048 /* Alignment requirement for TCB. */ -#define TCB_ALIGNMENT 8 +#define TCB_ALIGNMENT 16 /* Location of current stack frame. */ @@ -36,5 +34,6 @@ /* XXX Until we have a better place keep the definitions here. */ + #define __exit_thread_inline(val) \ INLINE_SYSCALL (exit, 1, (val)) diff --git a/libpthread/nptl/sysdeps/arc/tcb-offsets.sym b/libpthread/nptl/sysdeps/xtensa/tcb-offsets.sym similarity index 54% copy from libpthread/nptl/sysdeps/arc/tcb-offsets.sym copy to libpthread/nptl/sysdeps/xtensa/tcb-offsets.sym index cbf0ae4..4c86876 100644 --- a/libpthread/nptl/sysdeps/arc/tcb-offsets.sym +++ b/libpthread/nptl/sysdeps/xtensa/tcb-offsets.sym @@ -1,8 +1,7 @@ #include <sysdep.h> #include <tls.h> -PTHREAD_TID offsetof (struct pthread, tid) -PTHREAD_PID offsetof (struct pthread, pid) -MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.multiple_threads) TLS_PRE_TCB_SIZE sizeof (struct pthread) -TLS_TCB_SIZE sizeof(tcbhead_t) +MULTIPLE_THREADS_OFFSET offsetof (struct pthread, header.multiple_threads) +PID offsetof (struct pthread, pid) +TID offsetof (struct pthread, tid) diff --git a/libpthread/nptl/sysdeps/arm/tls.h b/libpthread/nptl/sysdeps/xtensa/tls.h similarity index 80% copy from libpthread/nptl/sysdeps/arm/tls.h copy to libpthread/nptl/sysdeps/xtensa/tls.h index f32cfc8..f0cb27c 100644 --- a/libpthread/nptl/sysdeps/arm/tls.h +++ b/libpthread/nptl/sysdeps/xtensa/tls.h @@ -1,5 +1,5 @@ -/* Definition for thread-local data handling. NPTL/ARM version. - Copyright (C) 2005,2007 Free Software Foundation, Inc. +/* Definition for thread-local data handling. NPTL/Xtensa version. + Copyright (C) 2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -13,11 +13,12 @@ Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ #ifndef _TLS_H -#define _TLS_H 1 +#define _TLS_H #ifndef __ASSEMBLER__ @@ -36,11 +37,11 @@ typedef union dtv } pointer; } dtv_t; + #else /* __ASSEMBLER__ */ # include <tcb-offsets.h> #endif /* __ASSEMBLER__ */ - /* We require TLS support in the tools. */ #define HAVE_TLS_SUPPORT 1 #define HAVE_TLS_MODEL_ATTRIBUTE 1 @@ -54,7 +55,7 @@ typedef union dtv /* Get system call information. */ # include <sysdep.h> -/* The TP points to the start of the thread blocks. */ +/* The TLS blocks start right after the TCB. */ # define TLS_DTV_AT_TP 1 /* Get the thread descriptor definition. */ @@ -81,14 +82,17 @@ typedef struct /* Alignment requirements for the TCB. */ # define TLS_TCB_ALIGN 16 + /* Install the dtv pointer. The pointer passed is to the element with index -1 which contain the length. */ # define INSTALL_DTV(tcbp, dtvp) \ (((tcbhead_t *) (tcbp))->dtv = (dtvp) + 1) /* Install new dtv for current thread. */ -# define INSTALL_NEW_DTV(dtv) \ - (THREAD_DTV() = (dtv)) +# define INSTALL_NEW_DTV(dtv) \ + ({ tcbhead_t *__tcbp; \ + __asm__ __volatile__ ("rur %0, threadptr" : "=r" (__tcbp)); \ + __tcbp->dtv = (dtv); }) \ /* Return dtv of given thread descriptor. */ # define GET_DTV(tcbp) \ @@ -97,20 +101,20 @@ typedef struct /* Code to initially initialize the thread pointer. This might need special attention since 'errno' is not yet available and if the operation can cause a failure 'errno' must not be touched. */ -# define TLS_INIT_TP(tcbp, secondcall) \ - ({ INTERNAL_SYSCALL_DECL (err); \ - long result_var; \ - result_var = INTERNAL_SYSCALL_ARM (set_tls, err, 1, (tcbp)); \ - INTERNAL_SYSCALL_ERROR_P (result_var, err) \ - ? "unknown error" : NULL; }) +# define TLS_INIT_TP(tcbp, secondcall) \ + ({ __asm__ __volatile__ ("wur %0, threadptr" : : "r" (tcbp)); 0; }) /* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ - (((tcbhead_t *) __builtin_thread_pointer ())->dtv) +# define THREAD_DTV() \ + ({ tcbhead_t *__tcbp; \ + __asm__ __volatile__ ("rur %0, threadptr" : "=r" (__tcbp)); \ + __tcbp->dtv; }) /* Return the thread descriptor for the current thread. */ -# define THREAD_SELF \ - ((struct pthread *)__builtin_thread_pointer () - 1) +# define THREAD_SELF \ + ({ struct pthread *__self; \ + __asm__ ("rur %0, threadptr" : "=r" (__self)); \ + __self - 1; }) /* Magic for libthread_db to know how to do THREAD_SELF. */ # define DB_THREAD_SELF \ @@ -126,10 +130,6 @@ typedef struct #define THREAD_SETMEM_NC(descr, member, idx, value) \ descr->member[idx] = (value) -/* Initializing the thread pointer will generate a SIGILL if the syscall - is not available. */ -#define TLS_INIT_TP_EXPENSIVE 1 - /* Get and set the global scope generation counter in struct pthread. */ #define THREAD_GSCOPE_FLAG_UNUSED 0 #define THREAD_GSCOPE_FLAG_USED 1 @@ -150,6 +150,7 @@ typedef struct atomic_write_barrier (); \ } \ while (0) + #define THREAD_GSCOPE_WAIT() \ GL(dl_wait_lookup_done) () diff --git a/libpthread/nptl/sysdeps/xtensa/tlsdesc.sym b/libpthread/nptl/sysdeps/xtensa/tlsdesc.sym new file mode 100644 index 0000000..b18bf5f --- /dev/null +++ b/libpthread/nptl/sysdeps/xtensa/tlsdesc.sym @@ -0,0 +1,10 @@ +#include <stddef.h> +#include <sysdep.h> +#include <tls.h> +#include <link.h> +#include <dl-tls.h> + +TLSDESC_ARG offsetof(struct tlsdesc, argument) +TLSDESC_GEN_COUNT offsetof(struct tlsdesc_dynamic_arg, gen_count) +TLSDESC_MODID offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_module) +TLSDESC_MODOFF offsetof(struct tlsdesc_dynamic_arg, tlsinfo.ti_offset) hooks/post-receive -- uClibc-ng - small C library for embedded systems

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uClibc-ng - small C library for embedded systems branch master updated. 51f9b66d2fee1c7c1088b548751ac64131220b6e

by wbx＠helium.waldemar-brodkorb.de

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "uClibc-ng - small C library for embedded systems". The branch, master has been updated via 51f9b66d2fee1c7c1088b548751ac64131220b6e (commit) via ec2ec114cecd19389a0914e2a3c5f124c0831958 (commit) via 481de81559b8c58c7745a29d560c304a0f6c2658 (commit) via a22a0030f32b828c0f2e804d1ed1fe567ddab680 (commit) via 83c3ccb1896108c68502ec30193513e586022b5f (commit) from 29a99d6bf4361f2ff116236ed996e36b17020782 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 51f9b66d2fee1c7c1088b548751ac64131220b6e Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Tue Sep 9 18:40:22 2014 +0200 disable tests for arc as long as binutils is buggy Signed-off-by: Waldemar Brodkorb <wbx(a)openadk.org> commit ec2ec114cecd19389a0914e2a3c5f124c0831958 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sun Sep 7 16:38:14 2014 +0200 disable tests if HAVE_SHARED is not set Signed-off-by: Waldemar Brodkorb <wbx(a)openadk.org> commit 481de81559b8c58c7745a29d560c304a0f6c2658 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Sep 6 14:45:42 2014 +0200 linuxthreads: remove unused s390 code Cleanup linuxthreads by removing unused s390 code. Signed-off-by: Waldemar Brodkorb <wbx(a)openadk.org> commit a22a0030f32b828c0f2e804d1ed1fe567ddab680 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Sep 20 22:09:00 2014 +0200 nptl: remove duplicate vfork() in libpthread Automatic patching via two oneliners by Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com>: sed -i -e 's/[[:space:]]pt-vfork\.[csS]//' -e '/^ASFLAGS-pt-vfork\./d' $(git grep -l pt-vfork libpthread/nptl/sysdeps) find libpthread/nptl -name "*pt-vfork*" -exec git rm {} \; Reported-By: Thomas Petazzoni <thomas.petazzoni(a)free-electrons.com> Tested-by: Thomas Petazzoni <thomas.petazzoni(a)free-electrons.com> Signed-off-by: Waldemar Brodkorb <wbx(a)openadk.org> commit 83c3ccb1896108c68502ec30193513e586022b5f Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Mon Sep 1 21:02:19 2014 +0200 test: disable posix_fallocate64 for small embedded systems Signed-off-by: Waldemar Brodkorb <wbx(a)openadk.org> ----------------------------------------------------------------------- Summary of changes: libc/stdlib/system.c | 3 - libpthread/linuxthreads/sysdeps/s390/pspinlock.c | 90 ------------ .../linuxthreads/sysdeps/s390/s390-32/pt-machine.h | 119 --------------- .../linuxthreads/sysdeps/s390/s390-64/pt-machine.h | 124 ---------------- .../linuxthreads/sysdeps/s390/tcb-offsets.sym | 4 - libpthread/linuxthreads/sysdeps/s390/tls.h | 144 ------------------ .../sysdeps/unix/sysv/linux/s390/bits/typesizes.h | 71 --------- .../unix/sysv/linux/s390/s390-32/pt-initfini.c | 153 -------------------- .../unix/sysv/linux/s390/s390-32/sysdep-cancel.h | 136 ----------------- .../sysdeps/unix/sysv/linux/s390/s390-32/vfork.S | 68 --------- .../unix/sysv/linux/s390/s390-64/pt-initfini.c | 136 ----------------- .../unix/sysv/linux/s390/s390-64/pt-sigsuspend.c | 1 - .../unix/sysv/linux/s390/s390-64/sysdep-cancel.h | 115 --------------- .../sysdeps/unix/sysv/linux/s390/s390-64/vfork.S | 53 ------- .../nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S | 42 ------ .../nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/arc/pt-vfork.S | 7 - .../nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S | 37 ----- .../sysdeps/unix/sysv/linux/i386/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S | 67 --------- .../sysdeps/unix/sysv/linux/metag/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/metag/pt-vfork.S | 51 ------- .../sysdeps/unix/sysv/linux/mips/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S | 37 ----- .../sysdeps/unix/sysv/linux/powerpc/Makefile.arch | 2 +- .../unix/sysv/linux/powerpc/powerpc32/pt-vfork.S | 48 ------ .../unix/sysv/linux/powerpc/powerpc64/pt-vfork.S | 48 ------ .../sysdeps/unix/sysv/linux/powerpc/pt-vfork.S | 5 - .../nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S | 64 -------- .../sysdeps/unix/sysv/linux/sparc/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S | 44 ------ .../sysdeps/unix/sysv/linux/x86_64/Makefile.arch | 2 +- .../nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S | 32 ---- test/nptl/Makefile.in | 12 +- test/tls/Makefile.in | 4 + test/unistd/Makefile.in | 2 + 38 files changed, 21 insertions(+), 1714 deletions(-) delete mode 100644 libpthread/linuxthreads/sysdeps/s390/pspinlock.c delete mode 100644 libpthread/linuxthreads/sysdeps/s390/s390-32/pt-machine.h delete mode 100644 libpthread/linuxthreads/sysdeps/s390/s390-64/pt-machine.h delete mode 100644 libpthread/linuxthreads/sysdeps/s390/tcb-offsets.sym delete mode 100644 libpthread/linuxthreads/sysdeps/s390/tls.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/bits/typesizes.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/vfork.S delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-sigsuspend.c delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h delete mode 100644 libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/arc/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/metag/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S diff --git a/libc/stdlib/system.c b/libc/stdlib/system.c index 3ef9a8b..7f81f94 100644 --- a/libc/stdlib/system.c +++ b/libc/stdlib/system.c @@ -91,9 +91,6 @@ libc_hidden_proto(waitpid) #elif defined __sparc__ # define FORK() \ INLINE_CLONE_SYSCALL (CLONE_PARENT_SETTID | SIGCHLD, 0, &pid, NULL, NULL) -#elif defined __s390__ -# define FORK() \ - INLINE_SYSCALL (clone, 3, 0, CLONE_PARENT_SETTID | SIGCHLD, &pid) #else # define FORK() \ INLINE_SYSCALL (clone, 3, CLONE_PARENT_SETTID | SIGCHLD, 0, &pid) diff --git a/libpthread/linuxthreads/sysdeps/s390/pspinlock.c b/libpthread/linuxthreads/sysdeps/s390/pspinlock.c deleted file mode 100644 index be75786..0000000 --- a/libpthread/linuxthreads/sysdeps/s390/pspinlock.c +++ /dev/null @@ -1,90 +0,0 @@ -/* POSIX spinlock implementation. S/390 version. - Copyright (C) 2000, 2004 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky(a)de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, see <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <pthread.h> -#include "internals.h" - -/* This implementation is similar to the one used in the Linux kernel. - But the kernel is byte instructions for the memory access. This is - faster but unusable here. The problem is that only 128 - threads/processes could use the spinlock at the same time. If (by - a design error in the program) a thread/process would hold the - spinlock for a time long enough to accumulate 128 waiting - processes, the next one will find a positive value in the spinlock - and assume it is unlocked. We cannot accept that. */ - -int -__pthread_spin_lock (pthread_spinlock_t *lock) -{ - __asm__ __volatile__(" basr 1,0\n" - "0: slr 0,0\n" - " cs 0,1,%1\n" - " jl 0b\n" - : "=m" (*lock) - : "m" (*lock) : "0", "1", "cc" ); - return 0; -} -weak_alias (__pthread_spin_lock, pthread_spin_lock) - -int -__pthread_spin_trylock (pthread_spinlock_t *lock) -{ - int oldval; - - __asm__ __volatile__(" slr %1,%1\n" - " basr 1,0\n" - "0: cs %1,1,%0" - : "=m" (*lock), "=&d" (oldval) - : "m" (*lock) : "1", "cc" ); - return oldval == 0 ? 0 : EBUSY; -} -weak_alias (__pthread_spin_trylock, pthread_spin_trylock) - - -int -__pthread_spin_unlock (pthread_spinlock_t *lock) -{ - __asm__ __volatile__(" xc 0(4,%0),0(%0)\n" - " bcr 15,0" - : : "a" (lock) : "memory" ); - return 0; -} -weak_alias (__pthread_spin_unlock, pthread_spin_unlock) - - -int -__pthread_spin_init (pthread_spinlock_t *lock, int pshared) -{ - /* We can ignore the `pshared' parameter. Since we are busy-waiting - all processes which can access the memory location `lock' points - to can use the spinlock. */ - *lock = 0; - return 0; -} -weak_alias (__pthread_spin_init, pthread_spin_init) - - -int -__pthread_spin_destroy (pthread_spinlock_t *lock) -{ - /* Nothing to do. */ - return 0; -} -weak_alias (__pthread_spin_destroy, pthread_spin_destroy) diff --git a/libpthread/linuxthreads/sysdeps/s390/s390-32/pt-machine.h b/libpthread/linuxthreads/sysdeps/s390/s390-32/pt-machine.h deleted file mode 100644 index 51505a9..0000000 --- a/libpthread/linuxthreads/sysdeps/s390/s390-32/pt-machine.h +++ /dev/null @@ -1,119 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - S390 version. - Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky(a)de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -extern long int testandset (int *spinlock); -extern int __compare_and_swap (long int *p, long int oldval, long int newval); - -/* For multiprocessor systems, we want to ensure all memory accesses - are completed before we reset a lock. On other systems, we still - need to make sure that the compiler has flushed everything to memory. */ -#define MEMORY_BARRIER() __asm__ __volatile__ ("bcr 15,0" : : : "memory") - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - int ret; - - __asm__ __volatile__( - " la 1,%1\n" - " lhi 0,1\n" - " l %0,%1\n" - "0: cs %0,0,0(1)\n" - " jl 0b" - : "=&d" (ret), "+m" (*spinlock) - : : "0", "1", "cc"); - - return ret; -} - - -/* Get some notion of the current stack. Need not be exactly the top - of the stack, just something somewhere in the current frame. */ -#define CURRENT_STACK_FRAME stack_pointer -register char * stack_pointer __asm__ ("15"); - -#ifdef __UCLIBC_HAS_TLS__ -/* Return the thread descriptor for the current thread. */ -# define THREAD_SELF ((pthread_descr) __builtin_thread_pointer ()) - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) __builtin_set_thread_pointer (descr) -#else -/* Return the thread descriptor for the current thread. - S/390 registers uses access register 0 as "thread register". */ -#define THREAD_SELF ({ \ - register pthread_descr __self; \ - __asm__ ("ear %0,%%a0" : "=d" (__self) ); \ - __self; \ -}) - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) ({ \ - __asm__ ("sar %%a0,%0" : : "d" (descr) ); \ -}) -#endif - -/* Access to data in the thread descriptor is easy. */ -#define THREAD_GETMEM(descr, member) \ - ((void) sizeof (descr), THREAD_SELF->member) -#define THREAD_GETMEM_NC(descr, member) \ - ((void) sizeof (descr), THREAD_SELF->member) -#define THREAD_SETMEM(descr, member, value) \ - ((void) sizeof (descr), THREAD_SELF->member = (value)) -#define THREAD_SETMEM_NC(descr, member, value) \ - ((void) sizeof (descr), THREAD_SELF->member = (value)) - -/* We want the OS to assign stack addresses. */ -#define FLOATING_STACKS 1 - -/* Maximum size of the stack if the rlimit is unlimited. */ -#define ARCH_STACK_MAX_SIZE 8*1024*1024 - -/* Compare-and-swap for semaphores. */ - -#define HAS_COMPARE_AND_SWAP - -PT_EI int -__compare_and_swap(long int *p, long int oldval, long int newval) -{ - int retval; - - __asm__ __volatile__( - " la 1,%1\n" - " lr 0,%2\n" - " cs 0,%3,0(1)\n" - " ipm %0\n" - " srl %0,28\n" - "0:" - : "=&d" (retval), "+m" (*p) - : "d" (oldval) , "d" (newval) - : "cc", "0", "1" ); - return retval == 0; -} - -#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads/sysdeps/s390/s390-64/pt-machine.h b/libpthread/linuxthreads/sysdeps/s390/s390-64/pt-machine.h deleted file mode 100644 index 4bff85a..0000000 --- a/libpthread/linuxthreads/sysdeps/s390/s390-64/pt-machine.h +++ /dev/null @@ -1,124 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - 64 bit S/390 version. - Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky(a)de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -extern long int testandset (int *spinlock); -extern int __compare_and_swap (long int *p, long int oldval, long int newval); - -/* For multiprocessor systems, we want to ensure all memory accesses - are completed before we reset a lock. On other systems, we still - need to make sure that the compiler has flushed everything to memory. */ -#define MEMORY_BARRIER() __asm__ __volatile__ ("bcr 15,0" : : : "memory") - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - int ret; - - __asm__ __volatile__( - " la 1,%1\n" - " lhi 0,1\n" - " l %0,%1\n" - "0: cs %0,0,0(1)\n" - " jl 0b" - : "=&d" (ret), "+m" (*spinlock) - : : "0", "1", "cc"); - - return ret; -} - - -/* Get some notion of the current stack. Need not be exactly the top - of the stack, just something somewhere in the current frame. */ -#define CURRENT_STACK_FRAME stack_pointer -register char * stack_pointer __asm__ ("15"); - -#ifdef __UCLIBC_HAS_TLS__ -/* Return the thread descriptor for the current thread. */ -# define THREAD_SELF ((pthread_descr) __builtin_thread_pointer ()) - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) __builtin_set_thread_pointer (descr) -#else -/* Return the thread descriptor for the current thread. - 64 bit S/390 uses access register 0 and 1 as "thread register". */ -#define THREAD_SELF ({ \ - register pthread_descr __self; \ - __asm__ (" ear %0,%%a0\n" \ - " sllg %0,%0,32\n" \ - " ear %0,%%a1\n" \ - : "=d" (__self) ); \ - __self; \ -}) - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) ({ \ - __asm__ (" sar %%a1,%0\n" \ - " srlg 0,%0,32\n" \ - " sar %%a0,0\n" \ - : : "d" (descr) : "0" ); \ -}) -#endif - -/* Access to data in the thread descriptor is easy. */ -#define THREAD_GETMEM(descr, member) \ - ((void) sizeof (descr), THREAD_SELF->member) -#define THREAD_GETMEM_NC(descr, member) \ - ((void) sizeof (descr), THREAD_SELF->member) -#define THREAD_SETMEM(descr, member, value) \ - ((void) sizeof (descr), THREAD_SELF->member = (value)) -#define THREAD_SETMEM_NC(descr, member, value) \ - ((void) sizeof (descr), THREAD_SELF->member = (value)) - -/* We want the OS to assign stack addresses. */ -#define FLOATING_STACKS 1 - -/* Maximum size of the stack if the rlimit is unlimited. */ -#define ARCH_STACK_MAX_SIZE 8*1024*1024 - -/* Compare-and-swap for semaphores. */ - -#define HAS_COMPARE_AND_SWAP - -PT_EI int -__compare_and_swap(long int *p, long int oldval, long int newval) -{ - int retval; - - __asm__ __volatile__( - " lgr 0,%2\n" - " csg 0,%3,%1\n" - " ipm %0\n" - " srl %0,28\n" - "0:" - : "=&d" (retval), "+m" (*p) - : "d" (oldval) , "d" (newval) - : "cc", "0"); - return retval == 0; -} - -#endif /* pt-machine.h */ diff --git a/libpthread/linuxthreads/sysdeps/s390/tcb-offsets.sym b/libpthread/linuxthreads/sysdeps/s390/tcb-offsets.sym deleted file mode 100644 index aee6be2..0000000 --- a/libpthread/linuxthreads/sysdeps/s390/tcb-offsets.sym +++ /dev/null @@ -1,4 +0,0 @@ -#include <sysdep.h> -#include <tls.h> - -MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads) diff --git a/libpthread/linuxthreads/sysdeps/s390/tls.h b/libpthread/linuxthreads/sysdeps/s390/tls.h deleted file mode 100644 index d987bdb..0000000 --- a/libpthread/linuxthreads/sysdeps/s390/tls.h +++ /dev/null @@ -1,144 +0,0 @@ -/* Definitions for thread-local data handling. linuxthreads/s390 version. - Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _TLS_H -#define _TLS_H - -#ifndef __ASSEMBLER__ - -# include <pt-machine.h> -# include <stdbool.h> -# include <stddef.h> - -/* Type for the dtv. */ -typedef union dtv -{ - size_t counter; - struct - { - void *val; - bool is_static; - } pointer; -} dtv_t; - -typedef struct -{ - void *tcb; /* Pointer to the TCB. Not necessary the - thread descriptor used by libpthread. */ - dtv_t *dtv; - void *self; /* Pointer to the thread descriptor. */ - int multiple_threads; -} tcbhead_t; - -#else /* __ASSEMBLER__ */ -# include <tcb-offsets.h> -#endif /* __ASSEMBLER__ */ - -/* TLS is always supported if the tools support it. There are no - kernel dependencies. To avoid bothering with the TLS support code - at all, use configure --without-tls. - - We need USE_TLS to be consistently defined, for ldsodefs.h - conditionals. */ - -#ifdef HAVE_TLS_SUPPORT - -/* Signal that TLS support is available. */ -# define USE_TLS 1 - -# ifndef __ASSEMBLER__ -/* Get system call information. */ -# include <sysdep.h> - - -/* Get the thread descriptor definition. */ -# include <linuxthreads/descr.h> - -/* This is the size of the initial TCB. */ -# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) - -/* Alignment requirements for the initial TCB. */ -# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t) - -/* This is the size of the TCB. */ -# define TLS_TCB_SIZE sizeof (struct _pthread_descr_struct) - -/* Alignment requirements for the TCB. */ -# define TLS_TCB_ALIGN __alignof__ (struct _pthread_descr_struct) - -/* The TCB can have any size and the memory following the address the - thread pointer points to is unspecified. Allocate the TCB there. */ -# define TLS_TCB_AT_TP 1 - - -/* Install the dtv pointer. The pointer passed is to the element with - index -1 which contain the length. */ -# define INSTALL_DTV(descr, dtvp) \ - ((tcbhead_t *) (descr))->dtv = (dtvp) + 1 - -/* Install new dtv for current thread. */ -# define INSTALL_NEW_DTV(dtv) \ - (((tcbhead_t *) __builtin_thread_pointer ())->dtv = (dtv)) - -/* Return dtv of given thread descriptor. */ -# define GET_DTV(descr) \ - (((tcbhead_t *) (descr))->dtv) - -/* Code to initially initialize the thread pointer. This might need - special attention since 'errno' is not yet available and if the - operation can cause a failure 'errno' must not be touched. - - The value of this macro is null if successful, or an error string. */ -# define TLS_INIT_TP(descr, secondcall) \ - ({ \ - void *_descr = (descr); \ - tcbhead_t *head = _descr; \ - \ - head->tcb = _descr; \ - /* For now the thread descriptor is at the same address. */ \ - head->self = _descr; \ - \ - __builtin_set_thread_pointer (_descr); \ - NULL; \ - }) - -/* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ - (((tcbhead_t *) __builtin_thread_pointer ())->dtv) - -# endif /* __ASSEMBLER__ */ - -#else /* HAVE_TLS_SUPPORT && (FLOATING_STACKS || !IS_IN_libpthread) */ - -# ifndef __ASSEMBLER__ - -/* Get the thread descriptor definition. */ -# include <linuxthreads/descr.h> - -# define NONTLS_INIT_TP \ - do { \ - static const tcbhead_t nontls_init_tp \ - = { .multiple_threads = 0 }; \ - INIT_THREAD_SELF (&nontls_init_tp, 0); \ - } while (0) - -# endif /* __ASSEMBLER__ */ - -#endif /* HAVE_TLS_SUPPORT && (FLOATING_STACKS || !IS_IN_libpthread) */ - -#endif /* tls.h */ diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/bits/typesizes.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/bits/typesizes.h deleted file mode 100644 index 6b58825..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/bits/typesizes.h +++ /dev/null @@ -1,71 +0,0 @@ -/* bits/typesizes.h -- underlying types for *_t. Linux/s390 version. - Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _BITS_TYPES_H -# error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead." -#endif - -#ifndef _BITS_TYPESIZES_H -#define _BITS_TYPESIZES_H 1 - -/* See <bits/types.h> for the meaning of these macros. This file exists so - that <bits/types.h> need not vary across different GNU platforms. */ - -#define __DEV_T_TYPE __UQUAD_TYPE -#define __UID_T_TYPE __U32_TYPE -#define __GID_T_TYPE __U32_TYPE -#define __INO_T_TYPE __ULONGWORD_TYPE -#define __INO64_T_TYPE __UQUAD_TYPE -#define __MODE_T_TYPE __U32_TYPE -#define __NLINK_T_TYPE __UWORD_TYPE -#define __OFF_T_TYPE __SLONGWORD_TYPE -#define __OFF64_T_TYPE __SQUAD_TYPE -#define __PID_T_TYPE __S32_TYPE -#define __RLIM_T_TYPE __ULONGWORD_TYPE -#define __RLIM64_T_TYPE __UQUAD_TYPE -#define __BLKCNT_T_TYPE __SLONGWORD_TYPE -#define __BLKCNT64_T_TYPE __SQUAD_TYPE -#define __FSBLKCNT_T_TYPE __ULONGWORD_TYPE -#define __FSBLKCNT64_T_TYPE __UQUAD_TYPE -#define __FSFILCNT_T_TYPE __ULONGWORD_TYPE -#define __FSFILCNT64_T_TYPE __UQUAD_TYPE -#define __ID_T_TYPE __U32_TYPE -#define __CLOCK_T_TYPE __SLONGWORD_TYPE -#define __TIME_T_TYPE __SLONGWORD_TYPE -#define __USECONDS_T_TYPE __U32_TYPE -#define __SUSECONDS_T_TYPE __SLONGWORD_TYPE -#define __DADDR_T_TYPE __S32_TYPE -#define __SWBLK_T_TYPE __SLONGWORD_TYPE -#define __KEY_T_TYPE __S32_TYPE -#define __CLOCKID_T_TYPE __S32_TYPE -#define __TIMER_T_TYPE __S32_TYPE -#define __BLKSIZE_T_TYPE __SLONGWORD_TYPE -#define __FSID_T_TYPE struct { int __val[2]; } -#if defined __GNUC__ && __GNUC__ <= 2 -/* Compatibility with g++ 2.95.x. */ -#define __SSIZE_T_TYPE __SWORD_TYPE -#else -/* size_t is unsigned long int on s390 -m31. */ -#define __SSIZE_T_TYPE __SLONGWORD_TYPE -#endif - -/* Number of descriptors that can fit in an `fd_set'. */ -#define __FD_SETSIZE 1024 - - -#endif /* bits/typesizes.h */ diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c deleted file mode 100644 index cde4183..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/pt-initfini.c +++ /dev/null @@ -1,153 +0,0 @@ -/* Special .init and .fini section support for S/390. - Copyright (C) 2000, 2001 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it - and/or modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - In addition to the permissions in the GNU Lesser General Public - License, the Free Software Foundation gives you unlimited - permission to link the compiled version of this file with other - programs, and to distribute those programs without any restriction - coming from the use of this file. (The Lesser General Public - License restrictions do apply in other respects; for example, they - cover modification of the file, and distribution when not linked - into another program.) - - The GNU C Library is distributed in the hope that it will be - useful, but WITHOUT ANY WARRANTY; without even the implied warranty - of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - see <http://www.gnu.org/licenses/>. */ - -/* This file is compiled into assembly code which is then munged by a sed - script into two files: crti.s and crtn.s. - - * crti.s puts a function prologue at the beginning of the - .init and .fini sections and defines global symbols for - those addresses, so they can be called as functions. - - * crtn.s puts the corresponding function epilogues - in the .init and .fini sections. */ - -__asm__ ("\ -\n\ -#include \"defs.h\"\n\ -\n\ -/*@HEADER_ENDS*/\n\ -\n\ -/*@TESTS_BEGIN*/\n\ -\n\ -/*@TESTS_END*/\n\ -\n\ -/*@_init_PROLOG_BEGINS*/\n\ -\n\ - .section .init\n\ -#NO_APP\n\ - .align 4\n\ -.globl _init\n\ - .type _init,@function\n\ -_init:\n\ -# leaf function 0\n\ -# automatics 0\n\ -# outgoing args 0\n\ -# need frame pointer 0\n\ -# call alloca 0\n\ -# has varargs 0\n\ -# incoming args (stack) 0\n\ -# function length 36\n\ - STM 6,15,24(15)\n\ - BRAS 13,.LTN1_0\n\ -.LT1_0:\n\ -.LC13:\n\ - .long __pthread_initialize_minimal(a)PLT-.LT1_0\n\ -.LC14:\n\ - .long __gmon_start__@GOT\n\ -.LC15:\n\ - .long _GLOBAL_OFFSET_TABLE_-.LT1_0\n\ -.LTN1_0:\n\ - LR 1,15\n\ - AHI 15,-96\n\ - ST 1,0(15)\n\ - L 12,.LC15-.LT1_0(13)\n\ - AR 12,13\n\ - L 1,.LC13-.LT1_0(13)\n\ - LA 1,0(1,13)\n\ - BASR 14,1\n\ - L 1,.LC14-.LT1_0(13)\n\ - L 1,0(1,12)\n\ - LTR 1,1\n\ - JE .L22\n\ - BASR 14,1\n\ -.L22:\n\ -#APP\n\ - .align 4,0x07\n\ - END_INIT\n\ -\n\ -/*@_init_PROLOG_ENDS*/\n\ -\n\ -/*@_init_EPILOG_BEGINS*/\n\ - .align 4\n\ - .section .init\n\ -#NO_APP\n\ - .align 4\n\ - L 4,152(15)\n\ - LM 6,15,120(15)\n\ - BR 4\n\ -#APP\n\ - END_INIT\n\ -\n\ -/*@_init_EPILOG_ENDS*/\n\ -\n\ -/*@_fini_PROLOG_BEGINS*/\n\ - .section .fini\n\ -#NO_APP\n\ - .align 4\n\ -.globl _fini\n\ - .type _fini,@function\n\ -_fini:\n\ -# leaf function 0\n\ -# automatics 0\n\ -# outgoing args 0\n\ -# need frame pointer 0\n\ -# call alloca 0\n\ -# has varargs 0\n\ -# incoming args (stack) 0\n\ -# function length 30\n\ - STM 6,15,24(15)\n\ - BRAS 13,.LTN2_0\n\ -.LT2_0:\n\ -.LC17:\n\ - .long _GLOBAL_OFFSET_TABLE_-.LT2_0\n\ -.LTN2_0:\n\ - LR 1,15\n\ - AHI 15,-96\n\ - ST 1,0(15)\n\ - L 12,.LC17-.LT2_0(13)\n\ - AR 12,13\n\ -#APP\n\ - .align 4,0x07\n\ - END_FINI\n\ -\n\ -/*@_fini_PROLOG_ENDS*/\n\ -\n\ -/*@_fini_EPILOG_BEGINS*/\n\ - .align 4\n\ - .section .fini\n\ -#NO_APP\n\ - .align 4\n\ - L 4,152(15)\n\ - LM 6,15,120(15)\n\ - BR 4\n\ -#APP\n\ - END_FINI\n\ -\n\ -/*@_fini_EPILOG_ENDS*/\n\ -\n\ -/*@TRAILER_BEGINS*/\ -"); diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h deleted file mode 100644 index 2431129..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h +++ /dev/null @@ -1,136 +0,0 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub(a)redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <tls.h> -#ifndef __ASSEMBLER__ -# include <linuxthreads/internals.h> -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -# if !defined NOT_IN_libc || defined IS_IN_libpthread - -# define PSEUDO_CANCEL(name, syscall_name, args) \ -L(pseudo_cancel): \ - STM_##args \ - stm %r12,%r15,48(%r15); \ - lr %r14,%r15; \ - ahi %r15,-96; \ - st %r14,0(%r15); \ - basr %r13,0; \ -0: l %r1,1f-0b(%r13); \ - bas %r14,0(%r1,%r13); \ - lr %r0,%r2; \ - LM_##args \ - DO_CALL(syscall_name, args); \ - l %r1,2f-0b(%r13); \ - lr %r12,%r2; \ - lr %r2,%r0; \ - bas %r14,0(%r1,%r13); \ - lr %r2,%r12; \ - lm %r12,%r15,48+96(%r15); \ - j L(pseudo_check); \ -1: .long CENABLE-0b; \ -2: .long CDISABLE-0b; - -# else /* !libc.so && !libpthread.so */ - -# define PSEUDO_CANCEL(name, syscall_name, args) \ -L(pseudo_cancel): \ - STM_##args \ - stm %r11,%r15,44(%r15); \ - lr %r14,%r15; \ - ahi %r15,-96; \ - st %r14,0(%r15); \ - basr %r13,0; \ -0: l %r12,3f-0b(%r13); \ - l %r1,1f-0b(%r13); \ - la %r12,0(%r12,%r13); \ - bas %r14,0(%r1,%r13); \ - lr %r0,%r2; \ - LM_##args \ - DO_CALL(syscall_name, args); \ - l %r1,2f-0b(%r13); \ - lr %r11,%r2; \ - lr %r2,%r0; \ - bas %r14,0(%r1,%r13); \ - lr %r2,%r11; \ - lm %r11,%r15,44+96(%r15); \ - j L(pseudo_check); \ -1: .long CENABLE@PLT-0b; \ -2: .long CDISABLE@PLT-0b; \ -3: .long _GLOBAL_OFFSET_TABLE_-0b; - -# endif - -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .text; \ -PSEUDO_CANCEL(name, syscall_name, args) \ -ENTRY(name) \ - SINGLE_THREAD_P(%r1) \ - jne L(pseudo_cancel); \ - DO_CALL(syscall_name, args); \ -L(pseudo_check): \ - lhi %r4,-4095; \ - clr %r2,%r4; \ - jnl SYSCALL_ERROR_LABEL; \ -L(pseudo_end): - -# ifdef IS_IN_libpthread -# define CENABLE __pthread_enable_asynccancel -# define CDISABLE __pthread_disable_asynccancel -# elif !defined NOT_IN_libc -# define CENABLE __libc_enable_asynccancel -# define CDISABLE __libc_disable_asynccancel -# else -# define CENABLE __librt_enable_asynccancel -# define CDISABLE __librt_disable_asynccancel -# endif - -#define STM_0 /* Nothing */ -#define STM_1 st %r2,8(%r15); -#define STM_2 stm %r2,%r3,8(%r15); -#define STM_3 stm %r2,%r4,8(%r15); -#define STM_4 stm %r2,%r5,8(%r15); -#define STM_5 stm %r2,%r5,8(%r15); - -#define LM_0 /* Nothing */ -#define LM_1 l %r2,8+96(%r15); -#define LM_2 lm %r2,%r3,8+96(%r15); -#define LM_3 lm %r2,%r4,8+96(%r15); -#define LM_4 lm %r2,%r5,8+96(%r15); -#define LM_5 lm %r2,%r5,8+96(%r15); - -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - p_header.data.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P(reg) \ - ear reg,%a0; \ - icm reg,15,MULTIPLE_THREADS_OFFSET(reg); -# endif - -#elif !defined __ASSEMBLER__ - -/* This code should never be used but we define it anyhow. */ -# define SINGLE_THREAD_P (1) - -#endif diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/vfork.S b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/vfork.S deleted file mode 100644 index 078c730..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-32/vfork.S +++ /dev/null @@ -1,68 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Martin Schwidefsky <schwidefsky(a)de.ibm.com> - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep-cancel.h> -#define _ERRNO_H 1 -#include <bits/errno.h> - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) - basr %r1,0 -0: -#ifdef SHARED - al %r1,4f-0b(%r1) - l %r1,0(%r1) - ltr %r1,%r1 -#else - icm %r1,15,4f-0b(%r1) -#endif - jne 1f - - /* Do vfork system call. */ - svc SYS_ify (vfork) - - /* Check for error. */ - lhi %r4,-4095 - clr %r2,%r4 - jnl SYSCALL_ERROR_LABEL - - /* Normal return. */ - br %r14 -1: - basr %r1,0 -2: - al %r1,3f-2b(%r1) - br %r1 -3: - .long HIDDEN_JUMPTARGET(fork)-2b -4: -#ifdef SHARED - .long __libc_pthread_functions-0b -#else - .weak pthread_create - .long pthread_create -#endif -PSEUDO_END(__vfork) - -libc_hidden_def (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c deleted file mode 100644 index 136ce54..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-initfini.c +++ /dev/null @@ -1,136 +0,0 @@ -/* Special .init and .fini section support for 64 bit S/390. - Copyright (C) 2001 Free Software Foundation, Inc. - Contributed by Martin Schwidefsky (schwidefsky(a)de.ibm.com). - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it - and/or modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - In addition to the permissions in the GNU Lesser General Public - License, the Free Software Foundation gives you unlimited - permission to link the compiled version of this file with other - programs, and to distribute those programs without any restriction - coming from the use of this file. (The Lesser General Public - License restrictions do apply in other respects; for example, they - cover modification of the file, and distribution when not linked - into another program.) - - The GNU C Library is distributed in the hope that it will be - useful, but WITHOUT ANY WARRANTY; without even the implied warranty - of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - see <http://www.gnu.org/licenses/>. */ - -/* This file is compiled into assembly code which is then munged by a sed - script into two files: crti.s and crtn.s. - - * crti.s puts a function prologue at the beginning of the - .init and .fini sections and defines global symbols for - those addresses, so they can be called as functions. - - * crtn.s puts the corresponding function epilogues - in the .init and .fini sections. */ - -__asm__ ("\ -\n\ -#include \"defs.h\"\n\ -\n\ -/*@HEADER_ENDS*/\n\ -\n\ -/*@TESTS_BEGIN*/\n\ -\n\ -/*@TESTS_END*/\n\ -\n\ -/*@_init_PROLOG_BEGINS*/\n\ -\n\ - .section .init\n\ -#NO_APP\n\ - .align 4\n\ -.globl _init\n\ - .type _init,@function\n\ -_init:\n\ -# leaf function 0\n\ -# automatics 0\n\ -# outgoing args 0\n\ -# need frame pointer 0\n\ -# call alloca 0\n\ -# has varargs 0\n\ -# incoming args (stack) 0\n\ -# function length 36\n\ - STMG 6,15,48(15)\n\ - LGR 1,15\n\ - AGHI 15,-160\n\ - STG 1,0(15)\n\ - LARL 12,_GLOBAL_OFFSET_TABLE_\n\ - BRASL 14,__pthread_initialize_minimal@PLT\n\ - LARL 1,__gmon_start__@GOTENT\n\ - LG 1,0(1)\n\ - LTGR 1,1\n\ - JE .L22\n\ - BASR 14,1\n\ -.L22:\n\ -#APP\n\ - .align 4,0x07\n\ - END_INIT\n\ -\n\ -/*@_init_PROLOG_ENDS*/\n\ -\n\ -/*@_init_EPILOG_BEGINS*/\n\ - .align 4\n\ - .section .init\n\ -#NO_APP\n\ - .align 4\n\ - LG 4,272(15)\n\ - LMG 6,15,208(15)\n\ - BR 4\n\ -#APP\n\ - END_INIT\n\ -\n\ -/*@_init_EPILOG_ENDS*/\n\ -\n\ -/*@_fini_PROLOG_BEGINS*/\n\ - .section .fini\n\ -#NO_APP\n\ - .align 4\n\ -.globl _fini\n\ - .type _fini,@function\n\ -_fini:\n\ -# leaf function 0\n\ -# automatics 0\n\ -# outgoing args 0\n\ -# need frame pointer 0\n\ -# call alloca 0\n\ -# has varargs 0\n\ -# incoming args (stack) 0\n\ -# function length 30\n\ - STMG 6,15,48(15)\n\ - LGR 1,15\n\ - AGHI 15,-160\n\ - STG 1,0(15)\n\ - LARL 12,_GLOBAL_OFFSET_TABLE_\n\ -#APP\n\ - .align 4,0x07\n\ - END_FINI\n\ -\n\ -/*@_fini_PROLOG_ENDS*/\n\ -\n\ -/*@_fini_EPILOG_BEGINS*/\n\ - .align 4\n\ - .section .fini\n\ -#NO_APP\n\ - .align 4\n\ - LG 4,272(15)\n\ - LMG 6,15,208(15)\n\ - BR 4\n\ -#APP\n\ - END_FINI\n\ -\n\ -/*@_fini_EPILOG_ENDS*/\n\ -\n\ -/*@TRAILER_BEGINS*/\n\ - "); diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-sigsuspend.c b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-sigsuspend.c deleted file mode 100644 index d57283a..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/pt-sigsuspend.c +++ /dev/null @@ -1 +0,0 @@ -#include "../../ia64/pt-sigsuspend.c" diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h deleted file mode 100644 index cf3124e..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h +++ /dev/null @@ -1,115 +0,0 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub(a)redhat.com>, 2003. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <tls.h> -#ifndef __ASSEMBLER__ -# include <linuxthreads/internals.h> -#endif - -#if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt - -# undef PSEUDO -# define PSEUDO(name, syscall_name, args) \ - .text; \ -L(pseudo_cancel): \ - STM_##args \ - stmg %r13,%r15,104(%r15); \ - lgr %r14,%r15; \ - aghi %r15,-160; \ - stg %r14,0(%r15); \ - brasl %r14,CENABLE; \ - lgr %r0,%r2; \ - LM_##args \ - DO_CALL(syscall_name, args); \ - lgr %r13,%r2; \ - lgr %r2,%r0; \ - brasl %r14,CDISABLE; \ - lgr %r2,%r13; \ - lmg %r13,%r15,104+160(%r15); \ - j L(pseudo_check); \ -ENTRY(name) \ - SINGLE_THREAD_P \ - jne L(pseudo_cancel); \ - DO_CALL(syscall_name, args); \ -L(pseudo_check): \ - lghi %r4,-4095; \ - clgr %r2,%r4; \ - jgnl SYSCALL_ERROR_LABEL; \ -L(pseudo_end): - -# ifdef IS_IN_libpthread -# define CENABLE __pthread_enable_asynccancel -# define CDISABLE __pthread_disable_asynccancel -# define __local_multiple_threads __pthread_multiple_threads -# elif !defined NOT_IN_libc -# define CENABLE __libc_enable_asynccancel -# define CDISABLE __libc_disable_asynccancel -# define __local_multiple_threads __libc_multiple_threads -# else -# define CENABLE __librt_enable_asynccancel@PLT -# define CDISABLE __librt_disable_asynccancel@PLT -# endif - -#define STM_0 /* Nothing */ -#define STM_1 stg %r2,16(%r15); -#define STM_2 stmg %r2,%r3,16(%r15); -#define STM_3 stmg %r2,%r4,16(%r15); -#define STM_4 stmg %r2,%r5,16(%r15); -#define STM_5 stmg %r2,%r5,16(%r15); - -#define LM_0 /* Nothing */ -#define LM_1 lg %r2,16+160(%r15); -#define LM_2 lmg %r2,%r3,16+160(%r15); -#define LM_3 lmg %r2,%r4,16+160(%r15); -#define LM_4 lmg %r2,%r5,16+160(%r15); -#define LM_5 lmg %r2,%r5,16+160(%r15); - -# if !defined NOT_IN_libc || defined IS_IN_libpthread -# ifndef __ASSEMBLER__ -extern int __local_multiple_threads attribute_hidden; -# define SINGLE_THREAD_P \ - __builtin_expect (__local_multiple_threads == 0, 1) -# else -# define SINGLE_THREAD_P \ - larl %r1,__local_multiple_threads; \ - icm %r0,15,0(%r1); -# endif - -# else - -# ifndef __ASSEMBLER__ -# define SINGLE_THREAD_P \ - __builtin_expect (THREAD_GETMEM (THREAD_SELF, \ - p_header.data.multiple_threads) == 0, 1) -# else -# define SINGLE_THREAD_P \ - ear %r1,%a0; \ - sllg %r1,%r1,32; \ - ear %r1,%a1; \ - icm %r1,15,MULTIPLE_THREADS_OFFSET(%r1); -# endif - -# endif - -#elif !defined __ASSEMBLER__ - -/* This code should never be used but we define it anyhow. */ -# define SINGLE_THREAD_P (1) - -#endif diff --git a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/vfork.S b/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/vfork.S deleted file mode 100644 index 109d4f6..0000000 --- a/libpthread/linuxthreads/sysdeps/unix/sysv/linux/s390/s390-64/vfork.S +++ /dev/null @@ -1,53 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Martin Schwidefsky <schwidefsky(a)de.ibm.com> - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep-cancel.h> -#define _ERRNO_H 1 -#include <bits/errno.h> - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) -#ifdef SHARED - larl %r1,__libc_pthread_functions - lg %r1,0(%r1) -#else - .weak pthread_create - larl %r1,pthread_create -#endif - ltgr %r1,%r1 - jgne HIDDEN_JUMPTARGET(fork) - - /* Do vfork system call. */ - svc SYS_ify (vfork) - - /* Check for error. */ - lghi %r4,-4095 - clgr %r2,%r4 - jgnl SYSCALL_ERROR_LABEL - - /* Normal return. */ - br %r14 -PSEUDO_END(__vfork) - -libc_hidden_def (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S deleted file mode 100644 index a6005c1..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S +++ /dev/null @@ -1,42 +0,0 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <tcb-offsets.h> - -#undef PSEUDO_PREPARE_ARGS -#define PSEUDO_PREPARE_ARGS \ - /* Load the current cached pid value across the vfork. */ \ - rduniq; \ - ldl a2, PID_OFFSET(v0); \ - mov v0, a1; \ - /* Write back its negation, to indicate that the pid value is \ - uninitialized in the the child, and in the window between \ - here and the point at which we restore the value. */ \ - negl a2, t0; \ - stl t0, PID_OFFSET(v0); - -PSEUDO (__vfork, vfork, 0) - - /* If we're back in the parent, restore the saved pid. */ - beq v0, 1f - stl a2, PID_OFFSET(a1) -1: ret - -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch index 8e3c7b0..3b9db6a 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S +libpthread_linux_arch_SSRC = libpthread_linux_arch_CSRC = pthread_once.c lowlevellock.c \ pt-__syscall_rt_sigaction.c pt-__syscall_error.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/arc/pt-vfork.S deleted file mode 100644 index f222dca..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/pt-vfork.S +++ /dev/null @@ -1,7 +0,0 @@ -/* - * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com) - * - * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. - */ - -#include "vfork.S" diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch index c8d5d4a..e61072e 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S +libpthread_linux_arch_SSRC = libpthread_linux_arch_CSRC = pthread_once.c \ pt-__syscall_rt_sigaction.c pt-__syscall_error.c \ lowlevellock.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S deleted file mode 100644 index df18f03..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S +++ /dev/null @@ -1,37 +0,0 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <tcb-offsets.h> - -/* Save the PID value. */ -#define SAVE_PID \ - str lr, [sp, #-4]!; /* Save LR. */ \ - mov r0, #0xffff0fff; /* Point to the high page. */ \ - mov lr, pc; /* Save our return address. */ \ - sub pc, r0, #31; /* Jump to the TLS entry. */ \ - ldr lr, [sp], #4; /* Restore LR. */ \ - mov r2, r0; /* Save the TLS addr in r2. */ \ - ldr r3, [r2, #PID_OFFSET]; /* Load the saved PID. */ \ - rsb r0, r3, #0; /* Negate it. */ \ - str r0, [r2, #PID_OFFSET] /* Store the temporary PID. */ - -/* Restore the old PID value in the parent. */ -#define RESTORE_PID \ - cmp r0, #0; /* If we are the parent... */ \ - strne r3, [r2, #PID_OFFSET] /* ... restore the saved PID. */ - -#include "../../../../../../../libc/sysdeps/linux/arm/vfork.S" diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch index fff0dae..9dc878c 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S clone.S pthread_spin_unlock.S pthread_once.S +libpthread_linux_arch_SSRC = clone.S pthread_spin_unlock.S pthread_once.S libpthread_linux_arch_CSRC = pthread_spin_init.c pt-__syscall_error.c libc_linux_arch_CSRC = fork.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S deleted file mode 100644 index 5bba782..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S +++ /dev/null @@ -1,67 +0,0 @@ -/* Copyright (C) 1999, 2002, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Andreas Schwab <schwab(a)gnu.org>. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#define _ERRNO_H 1 -#include <bits/errno.h> -#include <bits/kernel-features.h> -#include <tcb-offsets.h> - -/* Save the PID value. */ -#define SAVE_PID \ - movl %gs:PID, %edx; \ - movl %edx, %eax; \ - negl %eax; \ - movl %eax, %gs:PID - -/* Restore the old PID value in the parent. */ -#define RESTORE_PID \ - testl %eax, %eax; \ - je 1f; \ - movl %edx, %gs:PID; \ -1: - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) - /* Pop the return PC value into ECX. */ - popl %ecx - - SAVE_PID - - /* Stuff the syscall number in EAX and enter into the kernel. */ - movl $SYS_ify (vfork), %eax - int $0x80 - - RESTORE_PID - - /* Jump to the return PC. Don't jump directly since this - disturbs the branch target cache. Instead push the return - address back on the stack. */ - pushl %ecx - - cmpl $-4095, %eax - jae SYSCALL_ERROR_LABEL /* Branch forward if it failed. */ -L(pseudo_end): - ret -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch index 4d02d0c..ddc7680 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S +libpthread_linux_arch_SSRC = libpthread_linux_arch_CSRC = pthread_once.c \ pt-__syscall_rt_sigaction.c pt-__syscall_error.c \ lowlevellock.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/metag/pt-vfork.S deleted file mode 100644 index 489c749..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/pt-vfork.S +++ /dev/null @@ -1,51 +0,0 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <tcb-offsets.h> -#include <asm/unistd.h> - -#ifdef __PIC__ -#define __VFORK_METAG_LOAD_TP ___metag_load_tp@PLT -#else -#define __VFORK_METAG_LOAD_TP ___metag_load_tp -#endif - -/* Save the PID value. */ -#define SAVE_PID \ - SETL [A0StP++], D0FrT, D1RtP; \ - CALLR D1RtP, __VFORK_METAG_LOAD_TP; \ - SUB D0Re0, D0Re0, #TLS_PRE_TCB_SIZE; \ - GETD D0FrT, [D0Re0 + #PID]; \ - NEG D0FrT, D0FrT; \ - SETD [D0Re0 + #PID], D0FrT; \ - GETL D0FrT, D1RtP, [--A0StP]; - -#define RESTORE_PID \ - CMP D0Re0, #0; \ - BEQ 1f; \ - MSETL [A0StP++], D0Re0, D0FrT; \ - CALLR D1RtP, __VFORK_METAG_LOAD_TP; \ - SUB D0Re0, D0Re0, #TLS_PRE_TCB_SIZE; \ - GETD D0FrT, [D0Re0 + #PID]; \ - NEG D0FrT, D0FrT; \ - SETD [D0Re0 + #PID], D0FrT; \ - GETL D0FrT, D1RtP, [--A0StP]; \ - GETL D0Re0, D1Re0, [--A0StP]; \ -1: - -#include <../../../../../../../libc/sysdeps/linux/metag/vfork.S> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch index 4a3d0f2..f87dedc 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S clone.S +libpthread_linux_arch_SSRC = clone.S libpthread_linux_arch_CSRC = pthread_once.c pt-__syscall_rt_sigaction.c libc_linux_arch_CSRC = fork.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S deleted file mode 100644 index 52fbde3..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S +++ /dev/null @@ -1,37 +0,0 @@ -/* Copyright (C) 2005 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <features.h> -#include <tls.h> - -/* Save the PID value. */ -#define SAVE_PID \ - READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ - lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ - subu a2, $0, a2; /* Negate it. */ \ - sw a2, PID_OFFSET(v1); /* Store the temporary PID. */ - -/* Restore the old PID value in the parent. */ -#define RESTORE_PID \ - beqz v0, 1f; /* If we are the parent... */ \ - READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \ - lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \ - subu a2, $0, a2; /* Re-negate it. */ \ - sw a2, PID_OFFSET(v1); /* Restore the PID. */ \ -1: - -#include <../../../../../../../libc/sysdeps/linux/mips/vfork.S> diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch index 21b9b72..df4bb69 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S +libpthread_linux_arch_SSRC = libpthread_linux_arch_CSRC = pthread_once.c pt-__syscall_error.c libc_linux_arch_CSRC = fork.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S deleted file mode 100644 index 2f82504..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub(a)redhat.com>, 2004. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#define _ERRNO_H 1 -#include <bits/errno.h> -#include <bits/kernel-features.h> -#include <tcb-offsets.h> - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) - lwz 0,PID(2) - neg 0,0 - stw 0,PID(2) - - DO_CALL (SYS_ify (vfork)) - - cmpwi 1,3,0 - beqlr- 1 - - lwz 0,PID(2) - neg 0,0 - stw 0,PID(2) - - PSEUDO_RET - -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S deleted file mode 100644 index 12e47b3..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S +++ /dev/null @@ -1,48 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub(a)redhat.com>, 2004. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#define _ERRNO_H 1 -#include <bits/errno.h> -#include <bits/kernel-features.h> -#include <tcb-offsets.h> - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) - lwz 0,PID(13) - neg 0,0 - stw 0,PID(13) - - DO_CALL (SYS_ify (vfork)) - - cmpwi 1,3,0 - beqlr- 1 - - lwz 0,PID(13) - neg 0,0 - stw 0,PID(13) - - PSEUDO_RET - -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S deleted file mode 100644 index 0225219..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S +++ /dev/null @@ -1,5 +0,0 @@ -#if defined __powerpc64__ -# include "powerpc64/pt-vfork.S" -#else -# include "powerpc32/pt-vfork.S" -#endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch index 154dd6e..908d9e1 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S pthread_once.S pthread_rwlock_wrlock.S \ +libpthread_linux_arch_SSRC = pthread_once.S pthread_rwlock_wrlock.S \ pthread_rwlock_rdlock.S pthread_rwlock_unlock.S \ lowlevellock.S lowlevelrobustlock.S pthread_barrier_wait.S \ pthread_cond_broadcast.S pthread_cond_signal.S \ diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S deleted file mode 100644 index 56aa6d0..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S +++ /dev/null @@ -1,64 +0,0 @@ -/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#define _ERRNO_H 1 -#include <bits/errno.h> -#include <tcb-offsets.h> - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ - -ENTRY (__vfork) - /* Save the PID value. */ - stc gbr, r2 - mov.w .L2, r0 - mov.l @(r0,r2), r4 - neg r4, r1 - mov.l r1, @(r0,r2) - - mov.w .L1, r3 - trapa #0x10 - mov r0, r1 - - /* Restore the old PID value in the parent. */ - tst r0, r0 - bt/s 2f - stc gbr, r2 - mov.w .L2, r0 - mov.l r4, @(r0,r2) - mov r1, r0 -2: - mov #-12, r2 - shad r2, r1 - not r1, r1 // r1=0 means r0 = -1 to -4095 - tst r1, r1 // i.e. error in linux - bf .Lpseudo_end - SYSCALL_ERROR_HANDLER -.Lpseudo_end: - rts - nop -.L1: - .word __NR_vfork -.L2: - .word PID - TLS_PRE_TCB_SIZE - -PSEUDO_END (__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch index 2b2b5f5..01a9e87 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S clone.S +libpthread_linux_arch_SSRC = clone.S libpthread_linux_arch_CSRC = pthread_once.c lowlevellock.c \ pthread_barrier_init.c pthread_barrier_wait.c pthread_barrier_destroy.c \ pt-__syscall_error.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S deleted file mode 100644 index 37231a8..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S +++ /dev/null @@ -1,44 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub(a)redhat.com>, 2004. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <sysdep.h> -#include <tcb-offsets.h> - - .text - .globl __syscall_error -ENTRY(__vfork) - ld [%g7 + PID], %o5 - sub %g0, %o5, %o4 - st %o4, [%g7 + PID] - - LOADSYSCALL(vfork) - ta 0x10 - bcc 2f - mov %o7, %g1 - st %o5, [%g7 + PID] - call __syscall_error - mov %g1, %o7 -2: sub %o1, 1, %o1 - andcc %o0, %o1, %o0 - bne,a 1f - st %o5, [%g7 + PID] -1: retl - nop -END(__vfork) - -weak_alias (__vfork, vfork) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch index ebd5060..af14164 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch @@ -5,7 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -libpthread_linux_arch_SSRC = pt-vfork.S clone.S pthread_once.S \ +libpthread_linux_arch_SSRC = clone.S pthread_once.S \ lowlevellock.S pthread_barrier_wait.S pthread_cond_signal.S pthread_cond_broadcast.S \ sem_post.S sem_timedwait.S lowlevelrobustlock.S \ sem_trywait.S sem_wait.S pthread_rwlock_rdlock.S pthread_rwlock_wrlock.S \ diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S deleted file mode 100644 index 08a085c..0000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S +++ /dev/null @@ -1,32 +0,0 @@ -/* Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <tcb-offsets.h> - -#define SAVE_PID \ - movl %fs:PID, %esi; \ - movl %esi, %edx; \ - negl %edx; \ - movl %edx, %fs:PID - -#define RESTORE_PID \ - testq %rax, %rax; \ - je 1f; \ - movl %esi, %fs:PID; \ -1: - -#include <../../../../../../../libc/sysdeps/linux/x86_64/vfork.S> diff --git a/test/nptl/Makefile.in b/test/nptl/Makefile.in index dd53f91..d20d2c1 100644 --- a/test/nptl/Makefile.in +++ b/test/nptl/Makefile.in @@ -38,11 +38,10 @@ TESTS := tst-align tst-align2 tst-atfork1 tst-attr1 tst-attr2 tst-attr3 \ tst-cancelx12 tst-cancelx13 tst-cancelx14 tst-cancelx15 tst-cancelx16 \ tst-cancelx18 tst-cancelx20 tst-cancelx21 tst-cleanupx0 tst-cleanupx1 \ tst-cleanupx2 tst-cleanupx3 tst-cleanupx4 tst-cond22 tst-cond23 \ - tst-dlsym1 tst-getpid1 tst-getpid2 tst-getpid3 tst-join6 tst-tsd6 \ + tst-getpid1 tst-getpid2 tst-getpid3 tst-join6 tst-tsd6 \ tst-oddstacklimit tst-oncex3 tst-oncex4 tst-rwlock2a \ - tst-basic7 tst-fini1 tst-signal7 \ - tst-unload tst-vfork1x tst-vfork2x tst-sem10 tst-sem11 tst-sem12 \ - tst-typesizes tst-initializers1-c89 tst-initializers1-c99 \ + tst-basic7 tst-signal7 tst-vfork1x tst-vfork2x tst-sem10 tst-sem11 \ + tst-sem12 tst-typesizes tst-initializers1-c89 tst-initializers1-c99 \ tst-initializers1-gnu89 tst-initializers1-gnu99 # @@ -68,7 +67,8 @@ GLIBC_TESTS_DISABLED := tst-eintr1_glibc tst-eintr2_glibc \ ifeq ($(HAVE_SHARED),) -TESTS_DISABLED += tst-tls3 tst-tls4 tst-tls5 +TESTS_DISABLED += tst-tls3 tst-tls4 tst-tls5 tst-dlsym1 tst-fini1 \ + tst-unload else GLIBC_TESTS_DISABLED += tst-tls3_glibc tst-tls4_glibc tst-tls5_glibc endif @@ -109,7 +109,7 @@ LDFLAGS_tst-rwlock14 = -lrt LDFLAGS_tst-fini1 = -Wl,-rpath=./ tst-fini1mod.so LDFLAGS_tst-fini1mod.so = -Wl,-soname=tst-fini1mod.so LDFLAGS_tst-unload = -ldl -LDFLAGS_tst-cancel5 := -lpthread -lpthread_nonshared +LDFLAGS_tst-cancel5 := -lpthread LDFLAGS_tst-cancel23 := -lc -lpthread LDFLAGS_tst-vfork1x := -lc -lpthread LDFLAGS_tst-vfork2x := -lc -lpthread diff --git a/test/tls/Makefile.in b/test/tls/Makefile.in index 7ab4e2a..0a98337 100644 --- a/test/tls/Makefile.in +++ b/test/tls/Makefile.in @@ -12,6 +12,10 @@ ifeq ($(HAVE_SHARED),) TESTS_DISABLED := $(TESTS) endif +ifeq ($(TARGET_ARCH),arc) +TESTS_DISABLED += tst-tls12 tst-tls-at-ctor +endif + # All these tests need tls.h, which is not installed with glibc GLIBC_TESTS_DISABLED := $(addsuffix _glibc,$(filter-out $(TESTS_DISABLED),$(TESTS))) diff --git a/test/unistd/Makefile.in b/test/unistd/Makefile.in index ed33d9a..c884a39 100644 --- a/test/unistd/Makefile.in +++ b/test/unistd/Makefile.in @@ -25,6 +25,8 @@ else # reordering is not supported, behaves as if POSIXLY_CORRECT would be set OPTS_tstgetopt := -a -b -cfoobar --required foobar --optional=bazbug --none --colou --color --colour random endif +# for embedded systems 4 GB disk space is not available +TESTS_DISABLED += tst-posix_fallocate64 # getconf.c lives in utils/ # Testsuite cannot currently be built with O= anyway, so hardcode path here hooks/post-receive -- uClibc-ng - small C library for embedded systems

10 years, 2 months

uClibc-ng - small C library for embedded systems branch master updated. 29a99d6bf4361f2ff116236ed996e36b17020782

by wbx＠helium.waldemar-brodkorb.de

10 years, 2 months

uClibc-ng - small C library for embedded systems branch master updated. 2695bf4142b3d7154ef123dcc34d531c155af510

by wbx＠helium.waldemar-brodkorb.de

10 years, 2 months

uClibc-ng - small C library for embedded systems branch upstream updated. a9bdc5d28e692c04f51bcea1bb8e87f9c72ad09f

by wbx＠helium.waldemar-brodkorb.de

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "uClibc-ng - small C library for embedded systems". The branch, upstream has been updated via a9bdc5d28e692c04f51bcea1bb8e87f9c72ad09f (commit) via 085465e5c507822b25daec6c0fc1a78da48bff9e (commit) via 56824024e4f3fa8b5c6f696934c51fbc86946a80 (commit) via 95acdd4b30d856f46e3dd908a934eaeb68c9b572 (commit) via cce3af55b325650f7ac50eb2e7a5f79800d60377 (commit) via 41537a770b46f2376e74af58ba4885749339e81e (commit) via 143b7505a2cc505e94bde9b82cad4f695d15433d (commit) from 62d3a427afdea136c82bb599a18a593d9b32c533 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit a9bdc5d28e692c04f51bcea1bb8e87f9c72ad09f Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed Sep 17 20:45:26 2014 +0200 m68k: libc: add fmovem* mcffpu condition add fmovem{x,.d,.*} ISA conditional Fixes assembler errors for 5206. isa_a, isa_b (or a+, don't remember) do not have emx, use em.d there. Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 085465e5c507822b25daec6c0fc1a78da48bff9e Author: Gustavo Zacarias <gustavo(a)zacarias.com.ar> Date: Sun Sep 7 12:01:34 2014 -0300 sparc: update ptrace.h to latest from glibc Update sys/ptrace.h to latest glibc release for a lot of missing definitions. Signed-off-by: Gustavo Zacarias <gustavo(a)zacarias.com.ar> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 56824024e4f3fa8b5c6f696934c51fbc86946a80 Author: Gustavo Zacarias <gustavo(a)zacarias.com.ar> Date: Sun Sep 7 12:01:33 2014 -0300 powerpc: update ptrace.h to latest from glibc Update sys/ptrace.h to latest glibc release for a lot of missing definitions. Signed-off-by: Gustavo Zacarias <gustavo(a)zacarias.com.ar> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 95acdd4b30d856f46e3dd908a934eaeb68c9b572 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Tue Sep 16 22:07:12 2014 +0200 buildsys: remove now redundant lib placement defines Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit cce3af55b325650f7ac50eb2e7a5f79800d60377 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Tue Sep 16 21:36:54 2014 +0200 libc: silence missing prototype warning Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 41537a770b46f2376e74af58ba4885749339e81e Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Mon Sep 15 22:13:07 2014 +0200 buildsys: fix IS_IN_lib* define NOT_IN_libc / IS_IN_libxxx appropriately to fix pthread_once Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 143b7505a2cc505e94bde9b82cad4f695d15433d Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed Sep 10 22:18:55 2014 +0200 nptl: rephrase *.sym handling Avoids circular dependency warning from make by generating the .h directly from the .sym files, elimination intermediate files. Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> ----------------------------------------------------------------------- Summary of changes: Makerules | 32 ++++++- Rules.mak | 10 +- ldso/ldso/Makefile.in | 17 ++-- ldso/libdl/Makefile.in | 4 +- libc/Makefile.in | 4 +- libc/inet/Makefile.in | 2 +- libc/inet/rpc/Makefile.in | 2 +- libc/stdlib/system.c | 2 +- libc/sysdeps/linux/Makefile.commonarch | 12 ++- libc/sysdeps/linux/common/Makefile.in | 2 + libc/sysdeps/linux/m68k/__longjmp.S | 4 +- libc/sysdeps/linux/powerpc/sys/ptrace.h | 93 ++++++++++++++++++- libc/sysdeps/linux/sparc/sys/ptrace.h | 97 +++++++++++++++++++- libc/sysdeps/linux/x86_64/crt1.S | 4 +- libm/Makefile.in | 2 - libm/metag/Makefile.arch | 2 +- libm/powerpc/e500/fpu/Makefile.arch | 2 - libpthread/linuxthreads.old/Makefile.in | 4 +- libpthread/linuxthreads.old_db/Makefile.in | 2 +- libpthread/linuxthreads/Makefile.in | 6 +- libpthread/linuxthreads_db/Makefile.in | 2 +- libpthread/nptl/Makefile.in | 31 +++---- libpthread/nptl/sysdeps/Makefile.commonarch | 18 ++-- libpthread/nptl/sysdeps/arc/Makefile.arch | 5 - libpthread/nptl/sysdeps/arm/Makefile.arch | 7 -- libpthread/nptl/sysdeps/metag/Makefile.arch | 7 -- libpthread/nptl/sysdeps/mips/Makefile.arch | 8 +- libpthread/nptl/sysdeps/pthread/Makefile.in | 4 +- libpthread/nptl/sysdeps/sh/Makefile.arch | 3 - .../sysdeps/unix/sysv/linux/Makefile.commonarch | 75 +++------------ .../nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch | 17 ---- .../nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch | 12 --- .../sysdeps/unix/sysv/linux/i386/Makefile.arch | 14 --- .../sysdeps/unix/sysv/linux/metag/Makefile.arch | 13 --- .../sysdeps/unix/sysv/linux/mips/Makefile.arch | 10 -- .../sysdeps/unix/sysv/linux/powerpc/Makefile.arch | 12 --- .../nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch | 27 ------ .../sysdeps/unix/sysv/linux/sparc/Makefile.arch | 12 --- .../sysdeps/unix/sysv/linux/x86_64/Makefile.arch | 16 ---- libpthread/nptl_db/Makefile.in | 8 +- libubacktrace/Makefile.in | 5 - 41 files changed, 294 insertions(+), 315 deletions(-) diff --git a/Makerules b/Makerules index 05d9548..85f21ea 100644 --- a/Makerules +++ b/Makerules @@ -26,6 +26,27 @@ $(lib-a-y): | $(top_builddir)lib endif objs: all_objs +# apply unconditional per-directory flags +define add_IS_IN_lib +ifneq ($(strip $(2)),) +__add_IS_IN_lib := $(subst $(top_builddir),,$(2)) +$$(__add_IS_IN_lib): CFLAGS-for-library-members:=$(CFLAGS-$(1)) -DIN_LIB=$(word 1,$(subst /, ,$(1))) +endif +endef +$(eval $(call add_IS_IN_lib,rtld,$(ldso-y))) +$(eval $(call add_IS_IN_lib,libc,$(libc-y) $(libc-static-y) $(libc-y:.o=.os) $(libc-shared-y) $(libc-nonshared-y))) +$(eval $(call add_IS_IN_lib,libcrypt,$(libcrypt-a-y) $(libcrypt-so-y))) +$(eval $(call add_IS_IN_lib,libdl,$(libdl-a-y) $(libdl-so-y))) +$(eval $(call add_IS_IN_lib,libintl,$(libintl-a-y) $(libintl-so-y))) +$(eval $(call add_IS_IN_lib,libm,$(libm-a-y) $(libm-so-y))) +$(eval $(call add_IS_IN_lib,libnsl,$(libnsl-a-y) $(libnsl-so-y))) +$(eval $(call add_IS_IN_lib,libpthread/$(PTNAME),$(libpthread-a-y) $(libpthread-so-y) $(libpthread-nonshared-y))) +$(eval $(call add_IS_IN_lib,libpthread/$(PTNAME)_db,$(libthread_db-a-y) $(libthread_db-so-y))) +$(eval $(call add_IS_IN_lib,libresolv,$(libresolv-a-y) $(libresolv-so-y))) +$(eval $(call add_IS_IN_lib,librt,$(librt-a-y) $(librt-so-y))) +$(eval $(call add_IS_IN_lib,libutil,$(libutil-a-y) $(libutil-so-y))) +$(eval $(call add_IS_IN_lib,libubacktrace,$(libubacktrace-a-y) $(libubacktrace-so-y))) + shared_objs = $(libc-y:.o=.os) $(libc-shared-y) $(libc-nonshared-y) \ $(libcrypt-so-y) $(libdl-so-y) \ $(libintl-so-y) $(libm-so-y) $(libnsl-so-y) \ @@ -228,14 +249,19 @@ maybe_exec = \ #collect_multi_flags = $(CFLAGS-$(notdir $(d))) $(CFLAGS-$(notdir $(patsubst %/,%,$(dir $(d))))) collect_multi_flags = $(CFLAGS-$(notdir $(patsubst %/,%,$(dir $(d))))) +#sub_srcdir = $(word 1,$(filter-out lib extra locale libpthread,$(wordlist 1,2,$(subst /, ,$(subst $(top_srcdir),,$(dir $<)))))) + CFLAGS_gen.dep = -MT $@ -MD -MP -MF $(dir $(a)).$(notdir $(a)).dep -cmd_compile.c = $(CC) -c $< -o $@ $(CFLAGS) \ +cmd_compile.c = $(CC) -c $< -o $@ \ + $(filter-out $(CFLAGS-OMIT-$(notdir $<)), \ + $(CFLAGS) \ + $(CFLAGS-for-library-members) \ $(CFLAGS-$(suffix $@)) \ - $(filter-out $(CFLAGS-OMIT-$(notdir $<)),$(CFLAGS-$(notdir $(<D)))) \ - $(CFLAGS-$(subst $(top_srcdir),,$(dir $<))) \ + $(CFLAGS-y-$(subst $(top_srcdir),,$(<D))) \ $(CFLAGS-$(notdir $<)) \ $(CFLAGS-$(notdir $@)) \ + ) \ $(CFLAGS_gen.dep) cmd_compile.i = $(cmd_compile.c:-c=-E -dD) $(UCLIBC_EXTRA_CPPFLAGS) cmd_compile.s = $(cmd_compile.c:-c=-S) diff --git a/Rules.mak b/Rules.mak index 20da428..2121ada 100644 --- a/Rules.mak +++ b/Rules.mak @@ -633,7 +633,7 @@ WARNING_FLAGS += \ -Wshadow \ -Wundef # Works only w/ gcc-3.4 and up, can't be checked for gcc-3.x w/ check_gcc() -WARNING_FLAGS-gcc-4 += -Wdeclaration-after-statement +#WARNING_FLAGS-gcc-4 += -Wdeclaration-after-statement endif WARNING_FLAGS += $(WARNING_FLAGS-gcc-$(GCC_MAJOR_VER)) $(foreach w,$(WARNING_FLAGS),$(eval $(call check-gcc-var,$(w)))) @@ -737,10 +737,14 @@ ifneq ($(strip $(UCLIBC_EXTRA_LDFLAGS)),"") LDFLAGS += $(call qstrip,$(UCLIBC_EXTRA_LDFLAGS)) endif +ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) +CFLAGS += -D__USE_STDIO_FUTEXES__ +endif + ifeq ($(UCLIBC_HAS_THREADS),y) ifeq ($(UCLIBC_HAS_THREADS_NATIVE),y) PTNAME := nptl - CFLAGS += -DHAVE_FORCED_UNWIND + CFLAGS += -DHAVE_FORCED_UNWIND -D_LIBC_REENTRANT else ifeq ($(LINUXTHREADS_OLD),y) PTNAME := linuxthreads.old @@ -814,7 +818,7 @@ endif ifeq ($(UCLIBC_BUILD_NOEXECSTACK),y) $(eval $(call check-as-var,--noexecstack)) endif -ASFLAGS = $(ASFLAG_--noexecstack) +ASFLAGS += $(ASFLAG_--noexecstack) LIBGCC_CFLAGS ?= $(CFLAGS) $(CPU_CFLAGS-y) $(eval $(call cache-output-var,LIBGCC,$(CC) $(LIBGCC_CFLAGS) -print-libgcc-file-name)) diff --git a/ldso/ldso/Makefile.in b/ldso/ldso/Makefile.in index d4866c9..e0d0a09 100644 --- a/ldso/ldso/Makefile.in +++ b/ldso/ldso/Makefile.in @@ -7,30 +7,25 @@ subdirs += ldso/ldso/$(TARGET_ARCH) -CFLAGS-ldso := -DNOT_IN_libc -DIS_IN_rtld $(SSP_DISABLE_FLAGS) +CFLAGS-rtld := -DNOT_IN_libc -DIS_IN_rtld $(SSP_DISABLE_FLAGS) ifneq ($(TARGET_ARCH),arc) # This stuff will not work with -fomit-frame-pointer -CFLAGS-ldso += -fno-omit-frame-pointer +CFLAGS-rtld += -fno-omit-frame-pointer endif -CFLAGS-ldso += -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH) -I$(top_srcdir)ldso/include -I$(top_srcdir)ldso/ldso -CFLAGS-ldso += -DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" -DUCLIBC_LDSO=\"$(UCLIBC_LDSO)\" +CFLAGS-rtld += -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH) -I$(top_srcdir)ldso/include -I$(top_srcdir)ldso/ldso +CFLAGS-rtld += -DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" -DUCLIBC_LDSO=\"$(UCLIBC_LDSO)\" -ifeq ($(DODEBUG),y) # Not really much point in including debugging info, since gdb # can't really debug ldso, since gdb requires help from ldso to # debug things.... # On arm, gcc-4.3.x onwards -Os emits calls to libgcc, which calls _div0, # which tries to call raise(). And raise comes from libc so a catch 22. # Using -O2 instead. We could have use -fno-early-inlining with -Os too. +CFLAGS-$(DODEBUG)-ldso/ldso := -O2 -g -CFLAGS-ldso += -O2 -g -endif - -CFLAGS-ldso/ldso/$(TARGET_ARCH)/ := $(CFLAGS-ldso) - -CFLAGS-ldso.c := -DLDSO_ELFINTERP=\"$(TARGET_ARCH)/elfinterp.c\" $(CFLAGS-ldso) +CFLAGS-ldso.c := -DLDSO_ELFINTERP=\"$(TARGET_ARCH)/elfinterp.c\" LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-$(UCLIBC_LDSO_NAME).so := -Wl,--dsbt-index=1 ifneq ($(SUPPORT_LD_DEBUG),y) diff --git a/ldso/libdl/Makefile.in b/ldso/libdl/Makefile.in index edf95a6..fe1eb9d 100644 --- a/ldso/libdl/Makefile.in +++ b/ldso/libdl/Makefile.in @@ -13,9 +13,7 @@ CFLAGS-libdl += -I$(top_srcdir)ldso/ldso/$(TARGET_ARCH) -I$(top_srcdir)ldso/incl CFLAGS-libdl += -DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" -ifeq ($(SUPPORT_LD_DEBUG),y) -CFLAGS-libdl += -D__SUPPORT_LD_DEBUG__ -endif +CFLAGS-$(SUPPORT_LD_DEBUG)-ldso/libdl := -D__SUPPORT_LD_DEBUG__ CFLAGS-libdl.c := -DLDSO_ELFINTERP=\"$(TARGET_ARCH)/elfinterp.c\" diff --git a/libc/Makefile.in b/libc/Makefile.in index 3b6a17b..9c8152d 100644 --- a/libc/Makefile.in +++ b/libc/Makefile.in @@ -15,11 +15,9 @@ ifneq ($(VERSION_SCRIPT),) VERSION_SCRIPT := -Wl,--version-script,$(VERSION_SCRIPT) endif +CFLAGS-libc :=# intentionally left blank LDFLAGS-$(UCLIBC_FORMAT_DSBT_ELF)-libc.so := -Wl,--dsbt-index=2 LDFLAGS-libc.so := $(LDFLAGS) $(VERSION_SCRIPT) -Wl,-init,$(SYMBOL_PREFIX)__uClibc_init -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS += -D__USE_STDIO_FUTEXES__ -endif LIBS-libc.so := $(interp) $(ldso) $(top_builddir)lib/$(NONSHARED_LIBNAME) # we have SHARED_LIBNAME=libc.so.$(ABI_VERSION) defined in Rules.mak diff --git a/libc/inet/Makefile.in b/libc/inet/Makefile.in index 5a55938..3bfe4b2 100644 --- a/libc/inet/Makefile.in +++ b/libc/inet/Makefile.in @@ -13,7 +13,7 @@ INET_DIR := $(top_srcdir)libc/inet INET_OUT := $(top_builddir)libc/inet V4_OR_V6 := $(findstring y,$(UCLIBC_HAS_IPV4)$(UCLIBC_HAS_IPV6)) -CFLAGS-inet := -DRESOLVER="\"resolv.c\"" +CFLAGS-y-libc/inet := -DRESOLVER="\"resolv.c\"" CSRC-y := # des uses ntohl CSRC-$(findstring y,$(UCLIBC_HAS_CRYPT_IMPL)$(V4_OR_V6)) += ntohl.c diff --git a/libc/inet/rpc/Makefile.in b/libc/inet/rpc/Makefile.in index 65afc53..9abe85d 100644 --- a/libc/inet/rpc/Makefile.in +++ b/libc/inet/rpc/Makefile.in @@ -7,7 +7,7 @@ subdirs += libc/inet/rpc -CFLAGS-rpc := -fno-strict-aliasing +CFLAGS-y-libc/inet/rpc := -fno-strict-aliasing # For now, only compile the stuff needed to do an NFS mount.... CSRC_NFS = authunix_prot.c auth_none.c auth_unix.c bindresvport.c \ diff --git a/libc/stdlib/system.c b/libc/stdlib/system.c index 8c5d25d..3ef9a8b 100644 --- a/libc/stdlib/system.c +++ b/libc/stdlib/system.c @@ -18,6 +18,7 @@ #include <sysdep-cancel.h> #endif +extern __typeof(system) __libc_system; #if !defined __UCLIBC_HAS_THREADS_NATIVE__ /* uClinux-2.0 has vfork, but Linux 2.0 doesn't */ #include <sys/syscall.h> @@ -25,7 +26,6 @@ # define vfork fork #endif -extern __typeof(system) __libc_system; int __libc_system(const char *command) { int wait_val, pid; diff --git a/libc/sysdeps/linux/Makefile.commonarch b/libc/sysdeps/linux/Makefile.commonarch index a001a44..1bf2dc5 100644 --- a/libc/sysdeps/linux/Makefile.commonarch +++ b/libc/sysdeps/linux/Makefile.commonarch @@ -20,8 +20,16 @@ libc-y += $(ARCH_OBJS-y) libc-nomulti-y += $(ARCH_SOBJ) objclean-y += CLEAN_$(subst $(top_builddir),,$(ARCH_OUT)) -CFLAGS-crti.S+=$(PICFLAG) -CFLAGS-crtn.S+=$(PICFLAG) +CFLAGS-OMIT-crt1.S := -D_LIBC_REENTRANT +CFLAGS-OMIT-crti.S := -D_LIBC_REENTRANT +CFLAGS-OMIT-crtn.S := -D_LIBC_REENTRANT +CFLAGS-OMIT-crtreloc.c := -D_LIBC_REENTRANT +CFLAGS-crti.S += $(PICFLAG) +CFLAGS-crtn.S += $(PICFLAG) +# Due to a "bug" in make these order_only prereqs inherit per-target flags. +# Attempt to workaround this inconvenient behaviour: +CFLAGS-OMIT-crt1.S += $(CFLAGS-rtld) -DIN_LIB=% +CFLAGS-OMIT-crtreloc.c += $(CFLAGS-rtld) -DIN_LIB=% CLEAN_$(subst $(top_builddir),,$(ARCH_OUT)): $(do_rm) $(addprefix $(ARCH_OUT)/*., o os oS) $(CTOR_TARGETS) $(CRTS) diff --git a/libc/sysdeps/linux/common/Makefile.in b/libc/sysdeps/linux/common/Makefile.in index 8562154..a175ab6 100644 --- a/libc/sysdeps/linux/common/Makefile.in +++ b/libc/sysdeps/linux/common/Makefile.in @@ -115,6 +115,8 @@ ifneq ($(strip $(ARCH_OBJS-y)),) CSRC-y := $(filter-out $(notdir $(ARCH_OBJS-y:.o=.c)) $(ARCH_OBJ_FILTEROUT-y),$(CSRC-y)) endif +CFLAGS-OMIT-ssp.c := $(CFLAG_-fstack-protector) $(CFLAG_-fstack-protector-all) $(CFLAG_-fstack-protector-strong) +CFLAGS-OMIT-ssp-local.c := $(CFLAG_-fstack-protector) $(CFLAG_-fstack-protector-all) $(CFLAG_-fstack-protector-strong) CFLAGS-ssp.c := $(SSP_DISABLE_FLAGS) CFLAGS-ssp-local.c := $(SSP_DISABLE_FLAGS) diff --git a/libc/sysdeps/linux/m68k/__longjmp.S b/libc/sysdeps/linux/m68k/__longjmp.S index 5033f02..a93d92b 100644 --- a/libc/sysdeps/linux/m68k/__longjmp.S +++ b/libc/sysdeps/linux/m68k/__longjmp.S @@ -15,7 +15,9 @@ __longjmp: movel #1, %d0 1: moveml %a0@(JB_REGS), %d2-%d7/%a2-%a7 -#if defined __HAVE_68881__ || defined __UCLIBC_HAS_FPU__ +#if defined __mcffpu__ && defined __UCLIBC_HAS_FPU__ + fmovem %a0@(JB_FPREGS), %fp2-%fp7 +#elif defined __HAVE_68881__ || defined __UCLIBC_HAS_FPU__ fmovemx %a0@(JB_FPREGS), %fp2-%fp7 #endif movel %a0@(JB_PC), %sp@ diff --git a/libc/sysdeps/linux/powerpc/sys/ptrace.h b/libc/sysdeps/linux/powerpc/sys/ptrace.h index 02c303c..dd81efc 100644 --- a/libc/sysdeps/linux/powerpc/sys/ptrace.h +++ b/libc/sysdeps/linux/powerpc/sys/ptrace.h @@ -1,5 +1,5 @@ /* `ptrace' debugger support interface. Linux version. - Copyright (C) 2001 Free Software Foundation, Inc. + Copyright (C) 2001-2014 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,6 +20,7 @@ #define _SYS_PTRACE_H 1 #include <features.h> +#include <bits/types.h> __BEGIN_DECLS @@ -78,8 +79,96 @@ enum __ptrace_request #define PT_DETACH PTRACE_DETACH /* Continue and stop at the next (return from) syscall. */ - PTRACE_SYSCALL = 24 + PTRACE_SYSCALL = 24, #define PT_SYSCALL PTRACE_SYSCALL + + /* Set ptrace filter options. */ + PTRACE_SETOPTIONS = 0x4200, +#define PT_SETOPTIONS PTRACE_SETOPTIONS + + /* Get last ptrace message. */ + PTRACE_GETEVENTMSG = 0x4201, +#define PT_GETEVENTMSG PTRACE_GETEVENTMSG + + /* Get siginfo for process. */ + PTRACE_GETSIGINFO = 0x4202, +#define PT_GETSIGINFO PTRACE_GETSIGINFO + + /* Set new siginfo for process. */ + PTRACE_SETSIGINFO = 0x4203, +#define PT_SETSIGINFO PTRACE_SETSIGINFO + + /* Get register content. */ + PTRACE_GETREGSET = 0x4204, +#define PTRACE_GETREGSET PTRACE_GETREGSET + + /* Set register content. */ + PTRACE_SETREGSET = 0x4205, +#define PTRACE_SETREGSET PTRACE_SETREGSET + + /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect + signal or group stop state. */ + PTRACE_SEIZE = 0x4206, +#define PTRACE_SEIZE PTRACE_SEIZE + + /* Trap seized tracee. */ + PTRACE_INTERRUPT = 0x4207, +#define PTRACE_INTERRUPT PTRACE_INTERRUPT + + /* Wait for next group event. */ + PTRACE_LISTEN = 0x4208, +#define PTRACE_LISTEN PTRACE_LISTEN + + PTRACE_PEEKSIGINFO = 0x4209 +#define PTRACE_PEEKSIGINFO PTRACE_PEEKSIGINFO +}; + + +/* Flag for PTRACE_LISTEN. */ +enum __ptrace_flags +{ + PTRACE_SEIZE_DEVEL = 0x80000000 +}; + +/* Options set using PTRACE_SETOPTIONS. */ +enum __ptrace_setoptions +{ + PTRACE_O_TRACESYSGOOD = 0x00000001, + PTRACE_O_TRACEFORK = 0x00000002, + PTRACE_O_TRACEVFORK = 0x00000004, + PTRACE_O_TRACECLONE = 0x00000008, + PTRACE_O_TRACEEXEC = 0x00000010, + PTRACE_O_TRACEVFORKDONE = 0x00000020, + PTRACE_O_TRACEEXIT = 0x00000040, + PTRACE_O_TRACESECCOMP = 0x00000080, + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff +}; + +/* Wait extended result codes for the above trace options. */ +enum __ptrace_eventcodes +{ + PTRACE_EVENT_FORK = 1, + PTRACE_EVENT_VFORK = 2, + PTRACE_EVENT_CLONE = 3, + PTRACE_EVENT_EXEC = 4, + PTRACE_EVENT_VFORK_DONE = 5, + PTRACE_EVENT_EXIT = 6, + PTRACE_EVENT_SECCOMP = 7 +}; + +/* Arguments for PTRACE_PEEKSIGINFO. */ +struct __ptrace_peeksiginfo_args +{ + __uint64_t off; /* From which siginfo to start. */ + __uint32_t flags; /* Flags for peeksiginfo. */ + __int32_t nr; /* How many siginfos to take. */ +}; + +enum __ptrace_peeksiginfo_flags +{ + /* Read signals from a shared (process wide) queue. */ + PTRACE_PEEKSIGINFO_SHARED = (1 << 0) }; /* Perform process tracing functions. REQUEST is one of the values diff --git a/libc/sysdeps/linux/sparc/sys/ptrace.h b/libc/sysdeps/linux/sparc/sys/ptrace.h index 26fa4b3..0f6c2cc 100644 --- a/libc/sysdeps/linux/sparc/sys/ptrace.h +++ b/libc/sysdeps/linux/sparc/sys/ptrace.h @@ -1,5 +1,5 @@ /* `ptrace' debugger support interface. Linux/SPARC version. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1996-2014 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,7 +20,7 @@ #define _SYS_PTRACE_H 1 #include <features.h> - +#include <bits/types.h> #include <bits/wordsize.h> /* Linux/SPARC kernels up to 2.3.18 do not care much @@ -147,12 +147,11 @@ enum __ptrace_request #endif /* Continue and stop at the next (return from) syscall. */ - PTRACE_SYSCALL = 24 + PTRACE_SYSCALL = 24, #define PTRACE_SYSCALL PTRACE_SYSCALL #if __WORDSIZE == 64 - , /* Get all floating point registers used by a processes. This is not supported on all machines. */ PTRACE_GETFPREGS = 25, @@ -160,10 +159,98 @@ enum __ptrace_request /* Set all floating point registers used by a processes. This is not supported on all machines. */ - PTRACE_SETFPREGS = 26 + PTRACE_SETFPREGS = 26, #define PT_SETFPREGS PTRACE_SETFPREGS #endif + + /* Set ptrace filter options. */ + PTRACE_SETOPTIONS = 0x4200, +#define PT_SETOPTIONS PTRACE_SETOPTIONS + + /* Get last ptrace message. */ + PTRACE_GETEVENTMSG = 0x4201, +#define PT_GETEVENTMSG PTRACE_GETEVENTMSG + + /* Get siginfo for process. */ + PTRACE_GETSIGINFO = 0x4202, +#define PT_GETSIGINFO PTRACE_GETSIGINFO + + /* Set new siginfo for process. */ + PTRACE_SETSIGINFO = 0x4203, +#define PT_SETSIGINFO PTRACE_SETSIGINFO + + /* Get register content. */ + PTRACE_GETREGSET = 0x4204, +#define PTRACE_GETREGSET PTRACE_GETREGSET + + /* Set register content. */ + PTRACE_SETREGSET = 0x4205, +#define PTRACE_SETREGSET PTRACE_SETREGSET + + /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect + signal or group stop state. */ + PTRACE_SEIZE = 0x4206, +#define PTRACE_SEIZE PTRACE_SEIZE + + /* Trap seized tracee. */ + PTRACE_INTERRUPT = 0x4207, +#define PTRACE_INTERRUPT PTRACE_INTERRUPT + + /* Wait for next group event. */ + PTRACE_LISTEN = 0x4208, +#define PTRACE_LISTEN PTRACE_LISTEN + + PTRACE_PEEKSIGINFO = 0x4209 +#define PTRACE_PEEKSIGINFO PTRACE_PEEKSIGINFO +}; + + +/* Flag for PTRACE_LISTEN. */ +enum __ptrace_flags +{ + PTRACE_SEIZE_DEVEL = 0x80000000 +}; + +/* Options set using PTRACE_SETOPTIONS. */ +enum __ptrace_setoptions +{ + PTRACE_O_TRACESYSGOOD = 0x00000001, + PTRACE_O_TRACEFORK = 0x00000002, + PTRACE_O_TRACEVFORK = 0x00000004, + PTRACE_O_TRACECLONE = 0x00000008, + PTRACE_O_TRACEEXEC = 0x00000010, + PTRACE_O_TRACEVFORKDONE = 0x00000020, + PTRACE_O_TRACEEXIT = 0x00000040, + PTRACE_O_TRACESECCOMP = 0x00000080, + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff +}; + +/* Wait extended result codes for the above trace options. */ +enum __ptrace_eventcodes +{ + PTRACE_EVENT_FORK = 1, + PTRACE_EVENT_VFORK = 2, + PTRACE_EVENT_CLONE = 3, + PTRACE_EVENT_EXEC = 4, + PTRACE_EVENT_VFORK_DONE = 5, + PTRACE_EVENT_EXIT = 6, + PTRACE_EVENT_SECCOMP = 7 +}; + +/* Arguments for PTRACE_PEEKSIGINFO. */ +struct __ptrace_peeksiginfo_args +{ + __uint64_t off; /* From which siginfo to start. */ + __uint32_t flags; /* Flags for peeksiginfo. */ + __int32_t nr; /* How many siginfos to take. */ +}; + +enum __ptrace_peeksiginfo_flags +{ + /* Read signals from a shared (process wide) queue. */ + PTRACE_PEEKSIGINFO_SHARED = (1 << 0) }; /* Perform process tracing functions. REQUEST is one of the values diff --git a/libc/sysdeps/linux/x86_64/crt1.S b/libc/sysdeps/linux/x86_64/crt1.S index 52b564c..87777dd 100644 --- a/libc/sysdeps/linux/x86_64/crt1.S +++ b/libc/sysdeps/linux/x86_64/crt1.S @@ -54,7 +54,9 @@ ... NULL */ - +#if defined NOT_IN_libc +# error error in build framework +#endif #include <features.h> .text diff --git a/libm/Makefile.in b/libm/Makefile.in index 23a55b3..7511706 100644 --- a/libm/Makefile.in +++ b/libm/Makefile.in @@ -220,8 +220,6 @@ endif ifeq ($(UCLIBC_HAS_FPU),y) ifeq ($(DO_C99_MATH),y) ifneq ($(strip $(libm_ARCH_OBJS)),) -CFLAGS-libm/$(TARGET_ARCH)/ := $(CFLAGS-libm) -CFLAGS-libm/$(TARGET_ARCH)/$(TARGET_SUBARCH)/ := $(CFLAGS-libm) # remove generic sources, if arch specific version is present ifneq ($(strip $(libm_ARCH_SRC)),) diff --git a/libm/metag/Makefile.arch b/libm/metag/Makefile.arch index 4cc5a6b..bcae0e2 100644 --- a/libm/metag/Makefile.arch +++ b/libm/metag/Makefile.arch @@ -9,7 +9,7 @@ ifeq ($(UCLIBC_HAS_FENV),y) ifeq ($(CONFIG_META_2_1),y) libm_ARCH_SRC:=$(wildcard $(libm_ARCH_DIR)/*.c) libm_ARCH_OBJ:=$(patsubst $(libm_ARCH_DIR)/%.c,$(libm_ARCH_OUT)/%.o,$(libm_ARCH_SRC)) -CFLAGS-libm += -Wa,-mfpu=metac21 +CFLAGS-y-libm/metag := -Wa,-mfpu=metac21 endif endif diff --git a/libm/powerpc/e500/fpu/Makefile.arch b/libm/powerpc/e500/fpu/Makefile.arch index 1bb4f3a..904561e 100644 --- a/libm/powerpc/e500/fpu/Makefile.arch +++ b/libm/powerpc/e500/fpu/Makefile.arch @@ -11,8 +11,6 @@ libm_ARCH_SRC:=$(wildcard $(libm_ARCH_fpu_DIR)/*.c) libm_ARCH_OBJ:=$(patsubst $(libm_ARCH_fpu_DIR)/%.c,$(libm_ARCH_fpu_OUT)/%.o,$(libm_ARCH_SRC)) endif -CFLAGS-libm/$(TARGET_ARCH)/$(TARGET_SUBARCH)/fpu/ := $(CFLAGS-libm) - libm_ARCH_OBJS:=$(libm_ARCH_OBJ) ifeq ($(DOPIC),y) diff --git a/libpthread/linuxthreads.old/Makefile.in b/libpthread/linuxthreads.old/Makefile.in index 48b273e..6be2099 100644 --- a/libpthread/linuxthreads.old/Makefile.in +++ b/libpthread/linuxthreads.old/Makefile.in @@ -9,9 +9,7 @@ subdirs += libpthread/linuxthreads.old CFLAGS-dir_linuxthreads.old := -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-linuxthreads.old := $(CFLAGS-dir_linuxthreads.old) $(SSP_ALL_CFLAGS) - -CFLAGS-libpthread/linuxthreads.old/sysdeps/$(TARGET_ARCH)/ := $(CFLAGS-linuxthreads.old) +CFLAGS-libpthread/linuxthreads.old := $(CFLAGS-dir_linuxthreads.old) $(SSP_ALL_CFLAGS) ifeq ($(PTHREADS_DEBUG_SUPPORT),y) LDFLAGS-libpthread.so := $(LDFLAGS_NOSTRIP) -Wl,-z,defs diff --git a/libpthread/linuxthreads.old_db/Makefile.in b/libpthread/linuxthreads.old_db/Makefile.in index 8741eab..cf0ceb3 100644 --- a/libpthread/linuxthreads.old_db/Makefile.in +++ b/libpthread/linuxthreads.old_db/Makefile.in @@ -8,7 +8,7 @@ subdirs += libpthread/linuxthreads.old_db # Get the thread include dependencies and shared object name -CFLAGS-linuxthreads.old_db := -DNOT_IN_libc -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" +CFLAGS-libpthread/linuxthreads.old_db := -DNOT_IN_libc -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" LDFLAGS-libthread_db.so := $(LDFLAGS_NOSTRIP) $(if $(call check_ld,--warn-unresolved-symbols),-Wl$(comma)--warn-unresolved-symbols) ifeq ($(DOSTRIP),y) diff --git a/libpthread/linuxthreads/Makefile.in b/libpthread/linuxthreads/Makefile.in index 697371b..4a499f7 100644 --- a/libpthread/linuxthreads/Makefile.in +++ b/libpthread/linuxthreads/Makefile.in @@ -11,11 +11,7 @@ subdirs += libpthread/linuxthreads/sysdeps/unix/sysv/linux subdirs += libpthread/linuxthreads/sysdeps/pthread CFLAGS-dir_linuxthreads := -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-linuxthreads := $(CFLAGS-dir_linuxthreads) $(SSP_ALL_CFLAGS) - -CFLAGS-libpthread/linuxthreads/sysdeps/$(TARGET_ARCH)/ := $(CFLAGS-linuxthreads) -CFLAGS-libpthread/linuxthreads/sysdeps/unix/sysv/linux/ := $(CFLAGS-linuxthreads) -CFLAGS-libpthread/linuxthreads/sysdeps/pthread/ := $(CFLAGS-linuxthreads) +CFLAGS-libpthread/linuxthreads := $(CFLAGS-dir_linuxthreads) $(SSP_ALL_CFLAGS) # This stuff will not compile without at least -O1 # psm: can't handle this here, could maybe search for -O0 in CFLAGS diff --git a/libpthread/linuxthreads_db/Makefile.in b/libpthread/linuxthreads_db/Makefile.in index 060bea3..52cc7c8 100644 --- a/libpthread/linuxthreads_db/Makefile.in +++ b/libpthread/linuxthreads_db/Makefile.in @@ -8,7 +8,7 @@ subdirs += libpthread/linuxthreads_db # Get the thread include dependencies and shared object name -CFLAGS-linuxthreads_db := -DNOT_IN_libc -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" +CFLAGS-libpthread/linuxthreads_db := -DNOT_IN_libc -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" LDFLAGS-libthread_db.so := $(LDFLAGS_NOSTRIP) $(if $(call check_ld,--warn-unresolved-symbols),-Wl$(comma)--warn-unresolved-symbols) ifeq ($(DOSTRIP),y) diff --git a/libpthread/nptl/Makefile.in b/libpthread/nptl/Makefile.in index 0008822..cdf07cf 100644 --- a/libpthread/nptl/Makefile.in +++ b/libpthread/nptl/Makefile.in @@ -92,19 +92,12 @@ $(top_builddir)lib/libpthread.a: $(libpthread-a-y) $(Q)$(RM) $@ $(do_ar) -# -# Create 'pthread-errnos.h' header file. -# -CFLAGS-gen_pthread-errnos.c = -S - -$(libpthread_OUT)/gen_pthread-errnos.c: $(libpthread_DIR)/pthread-errnos.sym | $(libpthread_OUT) - $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ - -$(libpthread_OUT)/gen_pthread-errnos.s: $(libpthread_OUT)/gen_pthread-errnos.c | headers - $(compile.c) -libpthread-generated-y += $(libpthread_OUT)/gen_pthread-errnos.s -$(libpthread_OUT)/pthread-errnos.h: $(libpthread_OUT)/gen_pthread-errnos.s - $(do_sed) $(PTHREAD_GENERATE_MANGLE) $< > $@ +$(libpthread_OUT)/pthread-errnos.h: $(top_srcdir)extra/scripts/gen-as-const.awk | headers +$(libpthread_OUT)/pthread-errnos.h: $(libpthread_DIR)/pthread-errnos.sym + @$(disp_gen) + $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< \ + | $(CC) $(CFLAGS) -x c - -S -o - \ + | $(SED) $(PTHREAD_GENERATE_MANGLE) > $@ @if test ! -s $@ ; then rm -f $@ ; false ; fi pregen-headers-$(UCLIBC_HAS_THREADS_NATIVE) += $(libpthread_OUT)/pthread-errnos.h @@ -132,7 +125,6 @@ headers_clean-y += HEADERCLEAN_libpthread/nptl HEADERCLEAN_libpthread/nptl: $(do_rm) $(nptl_headers_bootstrap) \ - $(addprefix $(libpthread_OUT)/gen_pthread-errnos., c s) \ $(libpthread_OUT)/pthread-errnos.h CLEAN_libpthread/nptl: @@ -149,7 +141,8 @@ LDFLAGS-libpthread.so += $(top_builddir)lib/$(UCLIBC_LDSO_NAME)-$(VERSION).so $( LIBS-libpthread.so := $(LIBS) -CFLAGS-nptl = -DNOT_IN_libc -DIS_IN_libpthread $(SSP_ALL_CFLAGS) +CFLAGS-dir_nptl := -DNOT_IN_libc -DIS_IN_libpthread +CFLAGS-libpthread/nptl := $(CFLAGS-dir_nptl) $(SSP_ALL_CFLAGS) # Since cancellation handling is in large parts handled using exceptions # we have to compile some files with exception handling enabled, some @@ -220,7 +213,7 @@ CFLAGS-pthread_barrierattr_getpshared.c = -D_GNU_SOURCE CFLAGS-pthread_barrierattr_setpshared.c = -D_GNU_SOURCE CFLAGS-sem_open.c = -D_GNU_SOURCE -CFLAGS-OMIT-alloca_cutoff.c = $(CFLAGS-nptl) -CFLAGS-OMIT-forward.c = $(CFLAGS-nptl) -CFLAGS-OMIT-libc-lowlevelock.c = $(CFLAGS-nptl) -CFLAGS-OMIT-libc-cancellation.c = $(CFLAGS-nptl) +CFLAGS-OMIT-alloca_cutoff.c = $(CFLAGS-dir_nptl) +CFLAGS-OMIT-forward.c = $(CFLAGS-dir_nptl) +CFLAGS-OMIT-libc-lowlevelock.c = $(CFLAGS-dir_nptl) +CFLAGS-OMIT-libc-cancellation.c = $(CFLAGS-dir_nptl) diff --git a/libpthread/nptl/sysdeps/Makefile.commonarch b/libpthread/nptl/sysdeps/Makefile.commonarch index 8f5d61d..a5952a6 100644 --- a/libpthread/nptl/sysdeps/Makefile.commonarch +++ b/libpthread/nptl/sysdeps/Makefile.commonarch @@ -40,15 +40,12 @@ librt_arch_COBJ = $(patsubst %.c,$(libpthread_arch_OUT)/%.o,$(librt_arch_CSRC)) librt_arch_SOBJ = $(patsubst %.S,$(libpthread_arch_OUT)/%.o,$(librt_arch_SSRC)) librt_arch_OBJS = $(librt_arch_COBJ) $(librt_arch_SOBJ) -CFLAGS-gen_tcb-offsets.c = -S -$(libpthread_arch_OUT)/gen_tcb-offsets.c: $(libpthread_arch_DIR)/tcb-offsets.sym | $(libpthread_arch_OUT) - $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ - -$(libpthread_arch_OUT)/gen_tcb-offsets.s: $(libpthread_arch_OUT)/gen_tcb-offsets.c | headers - $(compile.c) -libpthread-generated-y += $(libpthread_arch_OUT)/gen_tcb-offsets.s -$(libpthread_arch_OUT)/tcb-offsets.h: $(libpthread_arch_OUT)/gen_tcb-offsets.s - $(do_sed) $(PTHREAD_GENERATE_MANGLE) $< > $@ +$(libpthread_arch_OUT)/tcb-offsets.h: $(top_srcdir)extra/scripts/gen-as-const.awk | headers +$(libpthread_arch_OUT)/tcb-offsets.h: $(libpthread_arch_DIR)/tcb-offsets.sym + @$(disp_gen) + $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< \ + | $(CC) $(CFLAGS) -x c - -S -o - \ + | $(SED) $(PTHREAD_GENERATE_MANGLE) > $@ @if test ! -s $@ ; then rm -f $@ ; false ; fi pregen-headers-$(UCLIBC_HAS_THREADS_NATIVE) += $(libpthread_arch_OUT)/tcb-offsets.h @@ -59,8 +56,7 @@ headers_clean-y+= HEADERCLEAN_$(subst $(top_builddir),,$(libpthread_arch_OUT)) CLEAN_$(subst $(top_builddir),,$(libpthread_arch_OUT)): $(do_rm) $(addprefix $(libpthread_arch_OUT)/*., o os oS) HEADERCLEAN_$(subst $(top_builddir),,$(libpthread_arch_OUT)): - $(do_rm) $(libpthread_arch_OUT)/tcb-offsets.h \ - $(addprefix $(libpthread_arch_OUT)/gen_tcb-offsets., c h s) + $(do_rm) $(libpthread_arch_OUT)/tcb-offsets.h ifneq ($(TARGET_SUBARCH),) objclean-y += CLEAN_$(subst $(top_builddir),,$(libpthread_subarch_OUT)) CLEAN_$(subst $(top_builddir),,$(libpthread_subarch_OUT)): diff --git a/libpthread/nptl/sysdeps/arc/Makefile.arch b/libpthread/nptl/sysdeps/arc/Makefile.arch index 1c72884..08ec7e7 100644 --- a/libpthread/nptl/sysdeps/arc/Makefile.arch +++ b/libpthread/nptl/sysdeps/arc/Makefile.arch @@ -5,9 +5,4 @@ # Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. # -CFLAGS-pt-raise.c = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-pthread_spin_lock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread - libc_arch_a_CSRC = libc-tls.c diff --git a/libpthread/nptl/sysdeps/arm/Makefile.arch b/libpthread/nptl/sysdeps/arm/Makefile.arch index fbe4975..62a2822 100644 --- a/libpthread/nptl/sysdeps/arm/Makefile.arch +++ b/libpthread/nptl/sysdeps/arm/Makefile.arch @@ -7,11 +7,4 @@ # librt_arch_SSRC = aeabi_read_tp.S thumb_atomics.S - -CFLAGS-pt-raise.c = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-pthread_spin_lock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-aeabi_read_tp.S = -DNOT_IN_libc=1 - libc_arch_a_CSRC = libc-tls.c diff --git a/libpthread/nptl/sysdeps/metag/Makefile.arch b/libpthread/nptl/sysdeps/metag/Makefile.arch index 0a42e68..ed5b52c 100644 --- a/libpthread/nptl/sysdeps/metag/Makefile.arch +++ b/libpthread/nptl/sysdeps/metag/Makefile.arch @@ -5,13 +5,6 @@ # Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. # -CFLAGS-pthread_spin_init.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_lock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_unlock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread - ASFLAGS-pthread_spin_lock.c += -D_GNU_SOURCE -CFLAGS-metag = $(SSP_ALL_CFLAGS) - libc_arch_a_CSRC := libc-tls.c diff --git a/libpthread/nptl/sysdeps/mips/Makefile.arch b/libpthread/nptl/sysdeps/mips/Makefile.arch index 2762a2f..10f8abf 100644 --- a/libpthread/nptl/sysdeps/mips/Makefile.arch +++ b/libpthread/nptl/sysdeps/mips/Makefile.arch @@ -5,13 +5,7 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -CFLAGS-pt-raise.c = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-pthread_spin_lock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-nptl-sysdep.S = -DNOT_IN_libc -DIS_IN_libpthread \ - -D_LIBC_REENTRANT \ - -I$(top_srcdir)libc/sysdeps/linux/mips +ASFLAGS-nptl-sysdep.S = -I$(top_srcdir)libc/sysdeps/linux/mips libc_arch_a_CSRC = libc-tls.c diff --git a/libpthread/nptl/sysdeps/pthread/Makefile.in b/libpthread/nptl/sysdeps/pthread/Makefile.in index add3a8e..84adfe0 100644 --- a/libpthread/nptl/sysdeps/pthread/Makefile.in +++ b/libpthread/nptl/sysdeps/pthread/Makefile.in @@ -34,7 +34,7 @@ libpthread_pthread_CSRC = \ pthread_spin_unlock.c \ pt-longjmp.c \ tpp.c -CFLAGS-pthread = $(SSP_ALL_CFLAGS) -DNOT_IN_libc -DIS_IN_libpthread + CFLAGS-pthread_barrier_wait.c = -D_GNU_SOURCE CFLAGS-pthread_spin_destroy.c = -D_GNU_SOURCE CFLAGS-pthread_spin_init.c = -D_GNU_SOURCE @@ -54,7 +54,7 @@ librt-pt-routines-y = librt-cancellation.c librt-pt-shared-only-routines-y = rt-unwind-resume.c ifeq ($(UCLIBC_CTOR_DTOR),y) -CFLAGS-OMIT-pt-initfini.c = $(CFLAGS-pthread) +CFLAGS-OMIT-pt-initfini.c = $(CFLAGS-y-libpthread/nptl/sysdeps/pthread) CFLAGS-pt-initfini.c = -S -g0 $(PICFLAG) -fno-inline-functions \ $(call check_gcc,-fno-unit-at-a-time,) \ $(SSP_DISABLE_FLAGS) \ diff --git a/libpthread/nptl/sysdeps/sh/Makefile.arch b/libpthread/nptl/sysdeps/sh/Makefile.arch index 411622a..b50dd51 100644 --- a/libpthread/nptl/sysdeps/sh/Makefile.arch +++ b/libpthread/nptl/sysdeps/sh/Makefile.arch @@ -5,9 +5,6 @@ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. # -ASFLAGS-pthread_spin_unlock.S = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pthread_spin_trylock.S = -DNOT_IN_libc -DIS_IN_libpthread - CFLAGS-pthread_spin_lock.c += -D_GNU_SOURCE libc_arch_a_CSRC := libc-tls.c diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch index 3372214..e4a5fc5 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/Makefile.commonarch @@ -122,73 +122,27 @@ headers_clean-y += HEADERCLEAN_libpthread/nptl/sysdeps/unix/sysv/linux CFLAGS-pthread_getcpuclockid.c = -I$(top_srcdir)librt CFLAGS-pt-pread_pwrite.c = -I$(top_srcdir)libc/sysdeps/linux/$(TARGET_ARCH) \ -I$(top_srcdir)libc/sysdeps/linux/common -CFLAGS-mq_notify.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_create.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_delete.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_getoverr.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_gettime.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_routines.c = -I$(top_srcdir)librt -DIS_IN_librt -CFLAGS-timer_settime.c = -I$(top_srcdir)librt -DIS_IN_librt +CFLAGS-mq_notify.c = -I$(top_srcdir)librt +CFLAGS-timer_create.c = -I$(top_srcdir)librt +CFLAGS-timer_delete.c = -I$(top_srcdir)librt +CFLAGS-timer_getoverr.c = -I$(top_srcdir)librt +CFLAGS-timer_gettime.c = -I$(top_srcdir)librt +CFLAGS-timer_routines.c = -I$(top_srcdir)librt +CFLAGS-timer_settime.c = -I$(top_srcdir)librt ifneq ($(UCLIBC_HAS_BACKTRACE),) CFLAGS-raise.c = -fasynchronous-unwind-tables endif -CFLAGS-linux = -DNOT_IN_libc -DIS_IN_libpthread $(SSP_ALL_CFLAGS) - -CFLAGS-OMIT-libc_pthread_init.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc_multiple_threads.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-register-atfork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-unregister-atfork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-getpid.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-raise.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-sleep.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-jmp-unwind.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread - -#CFLAGS-OMIT-close.S = -DNOT_IN_libc -DIS_IN_libpthread -#CFLAGS-OMIT-open.S = -DNOT_IN_libc -DIS_IN_libpthread -#CFLAGS-OMIT-read.S = -DNOT_IN_libc -DIS_IN_libpthread -#CFLAGS-OMIT-write.S = -DNOT_IN_libc -DIS_IN_libpthread -#CFLAGS-OMIT-waitpid.S = -DNOT_IN_libc -DIS_IN_libpthread - -CFLAGS-OMIT-mq_notify.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_create.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_delete.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_getoverr.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_gettime.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_routines.c = -DIS_IN_libpthread -CFLAGS-OMIT-timer_settime.c = -DIS_IN_libpthread - -#ASFLAGS-open.S = -D_LIBC_REENTRANT -#ASFLAGS-close.S = -D_LIBC_REENTRANT -#ASFLAGS-read.S = -D_LIBC_REENTRANT -#ASFLAGS-write.S = -D_LIBC_REENTRANT -#ASFLAGS-waitpid.S = -D_LIBC_REENTRANT - -# -# Create header files. -# -CFLAGS-gen_lowlevelbarrier.c = -S -CFLAGS-gen_lowlevelcond.c = -S -CFLAGS-gen_lowlevelrobustlock.c = -S -CFLAGS-gen_lowlevelrwlock.c = -S -CFLAGS-gen_pthread-pi-defines.c = -S -CFLAGS-gen_structsem.c = -S -CFLAGS-gen_unwindbuf.c = -S - PTHREAD_LINUX_SYM := $(notdir $(wildcard $(libpthread_linux_DIR)/*.sym)) -PTHREAD_LINUX_SYM_C := $(addprefix $(libpthread_linux_OUT)/gen_,$(PTHREAD_LINUX_SYM:.sym=.c)) -PTHREAD_LINUX_SYM_S := $(PTHREAD_LINUX_SYM_C:.c=.s) PTHREAD_LINUX_SYM_H := $(addprefix $(libpthread_linux_OUT)/,$(PTHREAD_LINUX_SYM:.sym=.h)) -$(PTHREAD_LINUX_SYM_C): $(libpthread_linux_OUT)/gen_%.c: $(libpthread_linux_DIR)/%.sym | $(libpthread_linux_OUT) - $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< > $@ -$(PTHREAD_LINUX_SYM_S): $(libpthread_linux_OUT)/gen_%.s: $(libpthread_linux_OUT)/gen_%.c | headers - $(compile.c) -libpthread-generated-y += $(PTHREAD_LINUX_SYM_S) -$(PTHREAD_LINUX_SYM_H): $(libpthread_linux_OUT)/%.h: $(libpthread_linux_OUT)/gen_%.s - $(do_sed) $(PTHREAD_GENERATE_MANGLE) $< > $@ +$(PTHREAD_LINUX_SYM_H): $(top_srcdir)extra/scripts/gen-as-const.awk | headers +$(PTHREAD_LINUX_SYM_H): $(libpthread_linux_OUT)/%.h: $(libpthread_linux_DIR)/%.sym + @$(disp_gen) + $(do_awk) $(top_srcdir)extra/scripts/gen-as-const.awk $< \ + | $(CC) $(CFLAGS) -x c - -S -o - \ + | $(SED) $(PTHREAD_GENERATE_MANGLE) > $@ @if test ! -s $@ ; then rm -f $@ ; false ; fi pregen-headers-$(UCLIBC_HAS_THREADS_NATIVE) += $(PTHREAD_LINUX_SYM_H) @@ -200,8 +154,7 @@ $(ALL_HEADERS_BITS_PTHREAD): $(top_builddir)include/bits/%: | $(top_builddir)inc $(do_ln) $(call rel_srcdir)$(libpthread_linux_DIR)/bits/$(@F) $@ HEADERCLEAN_libpthread/nptl/sysdeps/unix/sysv/linux: - $(do_rm) $(PTHREAD_LINUX_SYM_C) $(PTHREAD_LINUX_SYM_S) \ - $(PTHREAD_LINUX_SYM_H) + $(do_rm) $(PTHREAD_LINUX_SYM_H) CLEAN_libpthread/nptl/sysdeps/unix/sysv/linux: $(do_rm) $(addprefix $(libpthread_linux_OUT)/*., o os oS) diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch index 25e6fad..8e3c7b0 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arc/Makefile.arch @@ -13,20 +13,3 @@ libc_linux_arch_CSRC = fork.c libc-lowlevellock.c libc_linux_arch_SSRC = clone.S vfork.S libc_linux_arch_SSRC-OMIT = waitpid.S -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_rt_sigaction.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-vfork.S = -DIS_IN_libc -DNOT_IN_libpthread -ASFLAGS-clone.S = -DIS_IN_libc -DNOT_IN_libpthread - -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -# We always compile it in arm mode because of SAVE_PID macro -# This macro should be alternatively implemented in THUMB -# assembly. diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch index 329d8a9..c8d5d4a 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch @@ -14,18 +14,6 @@ libc_linux_arch_CSRC = fork.c libc-lowlevellock.c libc_linux_arch_SSRC = clone.S vfork.S libc_linux_arch_SSRC-OMIT = waitpid.S - -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_rt_sigaction.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -marm - -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread # We always compile it in arm mode because of SAVE_PID macro # This macro should be alternatively implemented in THUMB # assembly. diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch index 9a34595..fff0dae 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch @@ -13,17 +13,3 @@ libc_linux_arch_SSRC = clone.S vfork.S ASFLAGS += -DUSE___THREAD -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-lowlevellock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-lowlevelrobustlock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-pthread_once.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-pthread_spin_unlock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT - -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT -ASFLAGS-libc-lowlevellock.S = -D_LIBC_REENTRANT -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch index df98875..4d02d0c 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/metag/Makefile.arch @@ -16,16 +16,3 @@ libc_linux_arch_SSRC-OMIT = waitpid.S CFLAGS += $(SSP_ALL_CFLAGS) -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_rt_sigaction.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-vfork.S = -DIS_IN_libc -DNOT_IN_libpthread -ASFLAGS-clone.S = -DIS_IN_libc -DNOT_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread - -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch index fc26a8e..4a3d0f2 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch @@ -15,13 +15,3 @@ libc_linux_arch_SSRC-OMIT = waitpid.S endif ASFLAGS += -DUSE___THREAD -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_rt_sigaction.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch index 8581aea..21b9b72 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch @@ -16,15 +16,3 @@ librt_linux_arch_CSRC = pt-__syscall_error.c ASFLAGS += -DUSE___THREAD -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -#ASFLAGS-lowlevellock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT - -#ASFLAGS-libc-lowlevellock.S = -D_LIBC_REENTRANT -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch index a8249e0..154dd6e 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch @@ -17,30 +17,3 @@ libc_linux_arch_SSRC = libc-lowlevellock.S clone.S vfork.S ASFLAGS += -DUSE___THREAD -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-pthread_once.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_rwlock_wrlock.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_rwlock_rdlock.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_rwlock_unlock.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_barrier_wait.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_broadcast.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_signal.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_wait.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_timedwait.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_rwlock_timedwrlock.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_rwlock_timedrdlock.S = -D_LIBC_REENTRANT -ASFLAGS-sem_post.S = -D_LIBC_REENTRANT -ASFLAGS-sem_timedwait.S = -D_LIBC_REENTRANT -ASFLAGS-sem_trywait.S = -D_LIBC_REENTRANT -ASFLAGS-sem_wait.S = -D_LIBC_REENTRANT - -ASFLAGS-libc-lowlevellock.S = -D_LIBC_REENTRANT - -ASFLAGS-lowlevellock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-lowlevelrobustlock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT - -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch index 102c0da..2b2b5f5 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch @@ -17,15 +17,3 @@ librt_linux_arch_CSRC = pt-__syscall_error.c ASFLAGS += -DUSE___THREAD -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -CFLAGS-pthread_once.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread - -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread -CFLAGS-OMIT-libc-lowlevellock.c = -DNOT_IN_libc -DIS_IN_libpthread diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch index 71df986..ebd5060 100644 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch +++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch @@ -20,19 +20,3 @@ librt_linux_arch_SSRC = librt-cancellation.S ASFLAGS += -DUSE___THREAD -CFLAGS-pt-__syscall_error.c = -DNOT_IN_libc -DIS_IN_libpthread -ASFLAGS-pt-vfork.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-lowlevellock.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-pthread_once.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-cancellation.S = -DNOT_IN_libc -DIS_IN_libpthread -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_timedwait.S = -D_LIBC_REENTRANT -ASFLAGS-pthread_cond_wait.S = -D_LIBC_REENTRANT - -ASFLAGS-clone.S = -D_LIBC_REENTRANT -ASFLAGS-vfork.S = -D_LIBC_REENTRANT -ASFLAGS-libc-lowlevellock.S = -D_LIBC_REENTRANT -ASFLAGS-libc-cancellation.S = -D_LIBC_REENTRANT -ifeq ($(UCLIBC_HAS_STDIO_FUTEXES),y) -CFLAGS-fork.c = -D__USE_STDIO_FUTEXES__ -endif -CFLAGS-OMIT-fork.c = -DNOT_IN_libc -DIS_IN_libpthread diff --git a/libpthread/nptl_db/Makefile.in b/libpthread/nptl_db/Makefile.in index b158529..76102e6 100644 --- a/libpthread/nptl_db/Makefile.in +++ b/libpthread/nptl_db/Makefile.in @@ -8,9 +8,11 @@ subdirs += libpthread/nptl_db # Get the thread include dependencies and shared object name -CFLAGS-nptl_db := -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" -CFLAGS-nptl_db += -I$(top_srcdir)libpthread/nptl -D_GNU_SOURCE -CFLAGS-nptl_db += -DIS_IN_libthread_db=1 -DNOT_IN_libc -std=gnu99 -I$(top_srcdir)ldso/include +CFLAGS-libpthread/nptl_db := -DNOT_IN_libc \ + -DLIBPTHREAD_SO="\"libpthread.so.$(ABI_VERSION)\"" \ + -std=gnu99 -D_GNU_SOURCE \ + -I$(top_srcdir)libpthread/nptl \ + -I$(top_srcdir)ldso/include LDFLAGS-libthread_db.so := $(LDFLAGS_NOSTRIP) $(if $(call check_ld,--warn-unresolved-symbols),-Wl$(comma)--warn-unresolved-symbols) LIBS-libthread_db.so := $(LIBS) diff --git a/libubacktrace/Makefile.in b/libubacktrace/Makefile.in index 1cd5f83..311f1e3 100644 --- a/libubacktrace/Makefile.in +++ b/libubacktrace/Makefile.in @@ -37,11 +37,6 @@ endif # -fasynchronous-unwind-tables is required for backtrace to work using dwarf2 CFLAGS-backtrace.c := -fasynchronous-unwind-tables -# pass common flags to arch dirs -ifneq ($(strip $(libubacktrace_ARCH_OBJS)),) -CFLAGS-libubacktrace/$(TARGET_ARCH)/ := $(CFLAGS-libubacktrace) -endif - libubacktrace_SRCS := $(patsubst %.c,$(libubacktrace_DIR)/%.c,$(libubacktrace_SRC-y)) libubacktrace_OBJS := $(patsubst $(libubacktrace_DIR)/%.c,$(libubacktrace_OUT)/%.o,$(libubacktrace_SRCS)) hooks/post-receive -- uClibc-ng - small C library for embedded systems

10 years, 2 months

[PATCH 1/2] powerpc: update ptrace.h to latest from glibc

by Gustavo Zacarias

Update sys/ptrace.h to latest glibc release for a lot of missing definitions. Signed-off-by: Gustavo Zacarias <gustavo(a)zacarias.com.ar> --- libc/sysdeps/linux/powerpc/sys/ptrace.h | 93 ++++++++++++++++++++++++++++++++- 1 file changed, 91 insertions(+), 2 deletions(-) diff --git a/libc/sysdeps/linux/powerpc/sys/ptrace.h b/libc/sysdeps/linux/powerpc/sys/ptrace.h index 02c303c..dd81efc 100644 --- a/libc/sysdeps/linux/powerpc/sys/ptrace.h +++ b/libc/sysdeps/linux/powerpc/sys/ptrace.h @@ -1,5 +1,5 @@ /* `ptrace' debugger support interface. Linux version. - Copyright (C) 2001 Free Software Foundation, Inc. + Copyright (C) 2001-2014 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -20,6 +20,7 @@ #define _SYS_PTRACE_H 1 #include <features.h> +#include <bits/types.h> __BEGIN_DECLS @@ -78,8 +79,96 @@ enum __ptrace_request #define PT_DETACH PTRACE_DETACH /* Continue and stop at the next (return from) syscall. */ - PTRACE_SYSCALL = 24 + PTRACE_SYSCALL = 24, #define PT_SYSCALL PTRACE_SYSCALL + + /* Set ptrace filter options. */ + PTRACE_SETOPTIONS = 0x4200, +#define PT_SETOPTIONS PTRACE_SETOPTIONS + + /* Get last ptrace message. */ + PTRACE_GETEVENTMSG = 0x4201, +#define PT_GETEVENTMSG PTRACE_GETEVENTMSG + + /* Get siginfo for process. */ + PTRACE_GETSIGINFO = 0x4202, +#define PT_GETSIGINFO PTRACE_GETSIGINFO + + /* Set new siginfo for process. */ + PTRACE_SETSIGINFO = 0x4203, +#define PT_SETSIGINFO PTRACE_SETSIGINFO + + /* Get register content. */ + PTRACE_GETREGSET = 0x4204, +#define PTRACE_GETREGSET PTRACE_GETREGSET + + /* Set register content. */ + PTRACE_SETREGSET = 0x4205, +#define PTRACE_SETREGSET PTRACE_SETREGSET + + /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect + signal or group stop state. */ + PTRACE_SEIZE = 0x4206, +#define PTRACE_SEIZE PTRACE_SEIZE + + /* Trap seized tracee. */ + PTRACE_INTERRUPT = 0x4207, +#define PTRACE_INTERRUPT PTRACE_INTERRUPT + + /* Wait for next group event. */ + PTRACE_LISTEN = 0x4208, +#define PTRACE_LISTEN PTRACE_LISTEN + + PTRACE_PEEKSIGINFO = 0x4209 +#define PTRACE_PEEKSIGINFO PTRACE_PEEKSIGINFO +}; + + +/* Flag for PTRACE_LISTEN. */ +enum __ptrace_flags +{ + PTRACE_SEIZE_DEVEL = 0x80000000 +}; + +/* Options set using PTRACE_SETOPTIONS. */ +enum __ptrace_setoptions +{ + PTRACE_O_TRACESYSGOOD = 0x00000001, + PTRACE_O_TRACEFORK = 0x00000002, + PTRACE_O_TRACEVFORK = 0x00000004, + PTRACE_O_TRACECLONE = 0x00000008, + PTRACE_O_TRACEEXEC = 0x00000010, + PTRACE_O_TRACEVFORKDONE = 0x00000020, + PTRACE_O_TRACEEXIT = 0x00000040, + PTRACE_O_TRACESECCOMP = 0x00000080, + PTRACE_O_EXITKILL = 0x00100000, + PTRACE_O_MASK = 0x001000ff +}; + +/* Wait extended result codes for the above trace options. */ +enum __ptrace_eventcodes +{ + PTRACE_EVENT_FORK = 1, + PTRACE_EVENT_VFORK = 2, + PTRACE_EVENT_CLONE = 3, + PTRACE_EVENT_EXEC = 4, + PTRACE_EVENT_VFORK_DONE = 5, + PTRACE_EVENT_EXIT = 6, + PTRACE_EVENT_SECCOMP = 7 +}; + +/* Arguments for PTRACE_PEEKSIGINFO. */ +struct __ptrace_peeksiginfo_args +{ + __uint64_t off; /* From which siginfo to start. */ + __uint32_t flags; /* Flags for peeksiginfo. */ + __int32_t nr; /* How many siginfos to take. */ +}; + +enum __ptrace_peeksiginfo_flags +{ + /* Read signals from a shared (process wide) queue. */ + PTRACE_PEEKSIGINFO_SHARED = (1 << 0) }; /* Perform process tracing functions. REQUEST is one of the values -- 1.8.5.5

10 years, 2 months

uClibc-ng - small C library for embedded systems branch master updated. def0d92193606e184d356c4d2d1752526573f87c

by wbx＠helium.waldemar-brodkorb.de

10 years, 2 months

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