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uClibc-ng - small C library for embedded systems branch 1.0 updated. v1.0.2-12-gef28300
by wbx＠helium.waldemar-brodkorb.de 25 May '15

25 May '15

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, 1.0 has been updated via ef28300bbc27306fca5bb1af155e94af32fc7fef (commit) from 650380248eaad577445c88b7314307d3acd166fc (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 ef28300bbc27306fca5bb1af155e94af32fc7fef Author: mirabilos <tg(a)mirbsd.org> Date: Sun May 24 19:21:54 2015 +0200 implement experimental pure-sh testsuite runner and generation ----------------------------------------------------------------------- Summary of changes: Makefile.in | 4 +++ test/Makefile | 5 ++++ test/Test.mak | 14 +++++++++- test/uclibcng-testrunner.sh | 62 +++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 84 insertions(+), 1 deletion(-) create mode 100644 test/uclibcng-testrunner.sh diff --git a/Makefile.in b/Makefile.in index a86f29a..c8195ff 100644 --- a/Makefile.in +++ b/Makefile.in @@ -547,3 +547,7 @@ test check: test_compile test_compile: $(LOCAL_INSTALL_PATH) $(Q)$(MAKE) -C test compile \ $(if $(O),top_builddir=$(O)/) + +test_gen: $(LOCAL_INSTALL_PATH) + $(Q)$(MAKE) -C test gen \ + $(if $(O),top_builddir=$(O)/) diff --git a/test/Makefile b/test/Makefile index e4f6418..a1fa728 100644 --- a/test/Makefile +++ b/test/Makefile @@ -47,6 +47,10 @@ test check all: run run: subdirs_run +gen: + -rm -f $(top_builddir)/test/uclibcng-testrunner.in + $(MAKE) run UCLIBCNG_GENERATE_TESTRUNNER=1 + compile: $(top_builddir)$(LOCAL_INSTALL_PATH) subdirs_compile $(top_builddir)$(LOCAL_INSTALL_PATH): @@ -68,6 +72,7 @@ $(patsubst %, _dir_%, $(DIRS)) : dummy $(patsubst %, _dirrun_%, $(DIRS)) : dummy $(Q)$(MAKE) -C $(patsubst _dirrun_%, %, $@) run \ + UCLIBCNG_TEST_SUBDIR=$(strip $(patsubst _dirrun_%, %, $@)) \ KCONFIG_CONFIG=$(KCONFIG_CONFIG) $(patsubst %, _dircompile_%, $(DIRS)) : dummy diff --git a/test/Test.mak b/test/Test.mak index a56a201..52992a7 100644 --- a/test/Test.mak +++ b/test/Test.mak @@ -4,6 +4,8 @@ # # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. +shellescape='$(subst ','\'',$(1))' + ifeq ($(TESTS),) TESTS := $(patsubst %.c,%,$(wildcard *.c)) endif @@ -76,7 +78,7 @@ define exec_test test -z "$$expected_ret" && export expected_ret=0 ; \ if ! test $$ret -eq $$expected_ret ; then \ echo "ret == $$ret ; expected_ret == $$expected_ret" ; \ - echo "The output of failed test is:"; \ + echo "The output of the failed test is:"; \ cat "$(binary_name).out"; \ exit 1 ; \ fi @@ -89,11 +91,21 @@ run: $(RUN_TARGETS) $(addsuffix .exe,$(U_TARGETS)): SIMULATOR:=$(SIMULATOR_uclibc) $(addsuffix .exe,$(G_TARGETS)): SIMULATOR:=$(SIMULATOR_glibc) $(RUN_TARGETS): +ifeq (1,$(UCLIBCNG_GENERATE_TESTRUNNER)) + expected_ret="$(RET_$(tst_src_name))"; echo \ + "$${expected_ret:-0}" \ + $(call shellescape,$(tst_src_name)) \ + $(call shellescape,$(binary_name)) \ + $(call shellescape,$(UCLIBCNG_TEST_SUBDIR)) \ + $(call shellescape,$(WRAPPER) $(WRAPPER_$(tst_src_name)) ./$(binary_name) $(OPTS) $(OPTS_$(tst_src_name))) \ + >>$(top_builddir)/test/uclibcng-testrunner.in +else $(exec_test) $(diff_test) ifeq ($(UCLIBC_ONLY),) $(uclibc_glibc_diff_test) endif +endif compile: $(COMPILE_TARGETS) diff --git a/test/uclibcng-testrunner.sh b/test/uclibcng-testrunner.sh new file mode 100644 index 0000000..943c950 --- /dev/null +++ b/test/uclibcng-testrunner.sh @@ -0,0 +1,62 @@ +#!/bin/sh +#- +# Copyright (c) 2015 +# Thorsten "mirabilos" Glaser <tg(a)mirbsd.org> +# +# Provided that these terms and disclaimer and all copyright notices +# are retained or reproduced in an accompanying document, permission +# is granted to deal in this work without restriction, including un- +# limited rights to use, publicly perform, distribute, sell, modify, +# merge, give away, or sublicence. +# +# This work is provided "AS IS" and WITHOUT WARRANTY of any kind, to +# the utmost extent permitted by applicable law, neither express nor +# implied; without malicious intent or gross negligence. In no event +# may a licensor, author or contributor be held liable for indirect, +# direct, other damage, loss, or other issues arising in any way out +# of dealing in the work, even if advised of the possibility of such +# damage or existence of a defect, except proven that it results out +# of said person's immediate fault when using the work as intended. +#- +# Testsuite runner + +die() { + echo >&2 E: "$*" + exit 1 +} + +test -s uclibcng-testrunner.in || die uclibcng-testrunner.in not found + +nfail=0 +npass=0 +while read expected_ret tst_src_name binary_name subdir cmd; do + printf '.... %s\r' "$binary_name" + (cd $subdir && eval "$cmd" >$binary_name.out 2>&1) </dev/null + ret=$? + test $ret = "$expected_ret" || { + echo "FAIL $binary_name got $ret expected $expected_ret" + nfail=`expr $nfail + 1` + sed 's/^/ /' <$subdir/$binary_name.out + continue + } + for x in $binary_name.out $test_src_name.out -; do + if test x"$x" = x"-"; then + echo "PASS $binary_name" + npass=`expr $npass + 1` + break + fi + test -e "$subdir/$x.good" || continue + if d=`diff -u "$subdir/$binary_name.out" "$subdir/$x.good"`; then + echo "PASS $binary_name" + npass=`expr $npass + 1` + else + echo "FAIL $binary_name expected output differs" + nfail=`expr $nfail + 1` + echo "$d" | sed 's/^/ /' + fi + break + done +done <uclibcng-testrunner.in +echo Total failed: $nfail +echo Total passed: $npass +test $nfail = 0 hooks/post-receive -- uClibc-ng - small C library for embedded systems

1 0

uClibc-ng - small C library for embedded systems branch master updated. 84367d277312a8efb03967e52a69cc4e15d9a7ed
by wbx＠helium.waldemar-brodkorb.de 25 May '15

25 May '15

1 0

uClibc-ng - small C library for embedded systems branch master updated. ea66b60293ea587c078998cdf403f8475f5b5bdf
by wbx＠helium.waldemar-brodkorb.de 21 May '15

21 May '15

1 0

uClibc-ng - small C library for embedded systems branch upstream updated. bfbcc35b0ff8e40570a99872fd538e344d8c7f75
by wbx＠helium.waldemar-brodkorb.de 12 May '15

12 May '15

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 bfbcc35b0ff8e40570a99872fd538e344d8c7f75 (commit) via 62175247d977c087e62f067d4db1445f88b61e7b (commit) via 5b691e38f45e3fed19aea98775f79ab9cc00783f (commit) via 9a1e4d650edcefc4eff9aa1a6e58949f91cdc80d (commit) via 3010966c6dc170425452d0dda4922aaf1585b6b5 (commit) via d5ecf4cf9e5479246c355b8accb85af291271ee8 (commit) via 22176277c87aaf8d9f9a1fcf48e5a9b1e7872191 (commit) from f1f98784e65ce9621a570af50998b1940e7fb81d (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 bfbcc35b0ff8e40570a99872fd538e344d8c7f75 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed May 6 22:38:38 2015 +0200 nptl_db: fix ommitting td_ta_setconcurrency Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 62175247d977c087e62f067d4db1445f88b61e7b Author: Roland McGrath <roland(a)gnu.org> Date: Tue Apr 28 11:07:24 2015 +0800 init.c (__nptl_initial_report_events): New variable. (__pthread_initialize_minimal_internal): Initialize pd->report_events to that. This patch helps NPTL report TD_CREATE event, so that GDB could catch the event and update its thread_list. Link: http://lists.uclibc.org/pipermail/uclibc/2015-April/048921.html [shengyong: - original patch from glibc: commit 7d9d8bd18906fdd17364f372b160d7ab896ce909 - context adjust - update nptl_db/ChangeLog] Signed-off-by: Roland McGrath <roland(a)gnu.org> Signed-off-by: Sheng Yong <shengyong1(a)huawei.com> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 5b691e38f45e3fed19aea98775f79ab9cc00783f Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed Apr 29 23:52:18 2015 +0200 buildsys: pregen depends on xlocale pt-initfini eventually depends on xlocale Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 9a1e4d650edcefc4eff9aa1a6e58949f91cdc80d Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed Apr 29 10:41:42 2015 +0200 strftime: comment on %0xY %+nY %-nY Would fix: date -u +%4Y%2m%2d%2H%2M%2S Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 3010966c6dc170425452d0dda4922aaf1585b6b5 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Wed Apr 29 10:22:18 2015 +0200 buildsys: swap V=1 with V=2 command printing Previously V=1 did print abbreviated commands and V=2 the full commands. Kbuild-based build-systems behave in the opposite way and this is apparently confusing or inconvenient for users so swap our V handling to be in line with kbuild (and automake as far as V=0 / V=1 is concerned). Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit d5ecf4cf9e5479246c355b8accb85af291271ee8 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Thu Apr 23 23:17:00 2015 +0200 buildsys: LT{,.old} CRT prereq Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> commit 22176277c87aaf8d9f9a1fcf48e5a9b1e7872191 Author: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> Date: Thu Apr 23 23:15:45 2015 +0200 buildsys: Tweak pregen wrt headers_dep Required for !NPTL, !context-funcs for example. Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop(a)gmail.com> ----------------------------------------------------------------------- Summary of changes: Makefile.help | 4 +- Makefile.in | 6 +- Makerules | 5 +- extra/locale/Makefile.in | 12 ++-- libc/misc/time/time.c | 24 ++++++++ libpthread/nptl/sysdeps/pthread/Makefile.in | 2 +- libpthread/nptl_db/ChangeLog | 23 ++++++++ libpthread/nptl_db/Makefile.in | 8 +-- libpthread/nptl_db/db_info.c | 4 +- libpthread/nptl_db/structs.def | 3 +- libpthread/nptl_db/td_ta_map_lwp2thr.c | 69 ++++++++++++++++------- libpthread/nptl_db/td_ta_thr_iter.c | 25 +++++---- libpthread/nptl_db/td_thr_event_enable.c | 24 +++++++- libpthread/nptl_db/td_thr_get_info.c | 81 ++++++++++++++++----------- libpthread/nptl_db/td_thr_getfpregs.c | 7 ++- libpthread/nptl_db/td_thr_getgregs.c | 7 ++- libpthread/nptl_db/td_thr_setfpregs.c | 7 ++- libpthread/nptl_db/td_thr_setgregs.c | 7 ++- libpthread/nptl_db/td_thr_tlsbase.c | 25 ++++++++- libpthread/nptl_db/td_thr_validate.c | 16 ++---- libpthread/nptl_db/thread_dbP.h | 5 +- 21 files changed, 259 insertions(+), 105 deletions(-) diff --git a/Makefile.help b/Makefile.help index abc6471..f6c7627 100644 --- a/Makefile.help +++ b/Makefile.help @@ -53,8 +53,8 @@ help: @echo 'Environment variables:' @echo ' O=<abspath> - Use <abspath> as object directory' @echo ' V="" - Quiet build (default)' - @echo ' V=1 - Brief build (show defines, ld flags)' - @echo ' V=2 - Very verbose build' + @echo ' V=1 - Very verbose build (show full commands)' + @echo ' V=2 - Brief build (show defines, ld flags)' @echo ' CROSS_COMPILE= - Override CROSS_COMPILER_PREFIX from .config' @echo ' ARCH= - Use given arch for config targets' @echo ' SHELL= - Shell to use for make' diff --git a/Makefile.in b/Makefile.in index 2beeb7d..04671a4 100644 --- a/Makefile.in +++ b/Makefile.in @@ -29,6 +29,7 @@ headers: endif # ifeq ($(HAVE_DOT_CONFIG),y) +include $(top_srcdir)extra/locale/Makefile.in include $(top_srcdir)ldso/Makefile.in include $(top_srcdir)libcrypt/Makefile.in include $(top_srcdir)libintl/Makefile.in @@ -39,7 +40,6 @@ include $(top_srcdir)libutil/Makefile.in include $(top_srcdir)libpthread/Makefile.in include $(top_srcdir)librt/Makefile.in include $(top_srcdir)libubacktrace/Makefile.in -include $(top_srcdir)extra/locale/Makefile.in # last included to catch all the objects added by others (locales/threads) include $(top_srcdir)libc/Makefile.in @@ -186,9 +186,7 @@ headers: $(top_builddir)include/bits/uClibc_config.h | subdirs subdirs: $(addprefix $(top_builddir),$(subdirs)) $(pregen-headers-y): $(headers_dep) - -pregen-headers: $(pregen-headers-y) -pregen: headers pregen-headers +pregen: headers $(pregen-headers-y) $(headers_dep) $(Q)$(if $(UCLIBC_HAS_LOCALE),$(MAKE) -C extra/locale locale_headers) $(top_builddir)include/bits/sysnum.h: $(top_srcdir)extra/scripts/gen_bits_syscall_h.sh | $(top_builddir)include/bits diff --git a/Makerules b/Makerules index dd19cea..d6f7e24 100644 --- a/Makerules +++ b/Makerules @@ -94,7 +94,7 @@ else export MAKE_IS_SILENT := n SECHO := @echo ifneq ($(V)$(VERBOSE),) -ifeq ($(V),1) +ifeq ($(V),2) DISP := bri# brief, like pur but with defines Q := @ else @@ -430,6 +430,9 @@ CTOR_TARGETS=$(top_builddir)lib/crti.o $(top_builddir)lib/crtn.o else CTOR_TARGETS:= endif +ifeq ($(HAS_NO_THREADS)$(UCLIBC_HAS_THREADS_NATIVE),) +$(lib-so-y): $(CTOR_TARGETS) +endif ifeq ($(UCLIBC_FORMAT_FDPIC_ELF),y) CRTRELOC=$(top_builddir)lib/crtreloc.o diff --git a/extra/locale/Makefile.in b/extra/locale/Makefile.in index 1a2305b..efd07ed 100644 --- a/extra/locale/Makefile.in +++ b/extra/locale/Makefile.in @@ -29,7 +29,8 @@ BUILD_CFLAGS-gen_collate := -D_GNU_SOURCE locale_headers-$(UCLIBC_HAS_LOCALE) := $(top_builddir)include/bits/uClibc_locale_data.h -#DEPH-locale := $(top_builddir)include/bits/sysnum.h +headers_dep += $(locale_headers-y) + DEPH-locale := $(top_builddir)include/bits/uClibc_config.h DEPH-gen_collate := $(DEPH-locale) DEPH-gen_ldc := $(addprefix $(locale_OUT)/,c8tables.h wctables.h locale_tables.h locale_collate.h) $(DEPH-locale) @@ -46,9 +47,6 @@ locale_OBJ := $(locale_OUT)/locale_data.o CFLAGS-locale_data.c := -D__WCHAR_ENABLED -I$(locale_OUT) -I$(locale_DIR) -headers_dep += $(locale_headers-y) -headers: $(locale_headers-y) - libc-$(UCLIBC_HAS_LOCALE) += $(locale_OBJ) libc-nomulti-$(UCLIBC_HAS_LOCALE) += $(locale_OBJ) @@ -68,7 +66,7 @@ $(locale_OUT)%.s: $(locale_OUT)%.S FORCE ; $(compile.s) $(locale_OUT)%.dep: -locale_headers: $(top_builddir)include/bits/uClibc_locale_data.h +locale_headers: $(locale_headers-y) # make sure that the host system has locales (this check is ok for uClibc/glibc) # we do not know though which locales were really enabled for libc at build time @@ -155,10 +153,10 @@ $(locale_OUT)/gen_wctype : $(locale_DIR)/gen_wctype.c ifneq ($(V),) ifeq ($(V),1) -FLAG-locale-verbose := -v +FLAG-locale-verbose := -v -v endif ifeq ($(V),2) -FLAG-locale-verbose := -v -v +FLAG-locale-verbose := -v endif endif diff --git a/libc/misc/time/time.c b/libc/misc/time/time.c index a3fccb2..03635d8 100644 --- a/libc/misc/time/time.c +++ b/libc/misc/time/time.c @@ -1084,7 +1084,25 @@ LOOP: o_count = 1; if ((*(o = (CHAR_T *)p) == '%') && (*++p != '%')) { +#if 0 /* TODO, same for strptime */ + /* POSIX.1-2008 allows %0xY %+nY %-nY etc. for certain formats. + * Just accept these for all (for now) */ + const int plus = *p == '+'; + CHAR_T *q = (CHAR_T *)p; + long int o_width = __XL_NPP(strtol)(p, &q, 0 __LOCALE_ARG); + if (o_width > 0 && o_width < 256) { /* arbitrary upper limit */ + o_count = o_width; + if (plus) { + *s++ = '+'; + --count; + } + p = q; + } else { + o_count = 2; + } +#else o_count = 2; +#endif mod = ILLEGAL_SPEC; if ((*p == 'O') || (*p == 'E')) { /* modifier */ mod |= ((*p == 'O') ? NO_O_MOD : NO_E_MOD); @@ -1317,7 +1335,13 @@ ISO_LOOP: ccp = __XL_NPP(nl_langinfo)(_NL_ITEM(LC_TIME, field_val) __LOCALE_ARG); fmt_to_wc(o, ccp); } else { +#if 0 /* TODO, same for strptime */ + size_t min_count = ((i >> 1) & 3) + 1; + if (o_count < min_count) + o_count = min_count; +#else o_count = ((i >> 1) & 3) + 1; +#endif ccp = buf + o_count; do { *(char *)(--ccp) = '0' + (field_val % 10); diff --git a/libpthread/nptl/sysdeps/pthread/Makefile.in b/libpthread/nptl/sysdeps/pthread/Makefile.in index 84adfe0..849c75f 100644 --- a/libpthread/nptl/sysdeps/pthread/Makefile.in +++ b/libpthread/nptl/sysdeps/pthread/Makefile.in @@ -78,7 +78,7 @@ $(libpthread_pthread_OUT)/pt-crti.o: $(libpthread_pthread_OUT)/pt-crti.S $(libpthread_pthread_OUT)/pt-crtn.o: $(libpthread_pthread_OUT)/pt-crtn.S $(compile.S) -$(libpthread_pthread_OUT)/pt-initfini.s: $(PTHREAD_INITFINI) | $(top_builddir)include/bits/uClibc_config.h +$(libpthread_pthread_OUT)/pt-initfini.s: $(PTHREAD_INITFINI) | $(headers_dep) $(compile.c) $(libpthread_pthread_OUT)/defs.h: $(PTHREAD_INITFINI) $(do_sed) -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \ diff --git a/libpthread/nptl_db/ChangeLog b/libpthread/nptl_db/ChangeLog index 52c8491..92021cb 100644 --- a/libpthread/nptl_db/ChangeLog +++ b/libpthread/nptl_db/ChangeLog @@ -1,3 +1,26 @@ +2007-05-16 Roland McGrath <roland(a)redhat.com> + + * td_thr_get_info.c: Fake the results for TH->th_unique == 0. + * td_thr_validate.c: Likewise. + * td_thr_setgregs.c: Likewise. + * td_thr_setfpregs.c: Likewise. + * td_thr_getgregs.c: Likewise. + * td_thr_getfpregs.c: Likewise. + * td_thr_tlsbase.c: Likewise. + + * structs.def: Add DB_VARIABLE (__nptl_initial_report_events). + * db_info.c: Add necessary declaration. + * td_thr_event_enable.c: Set __nptl_initial_report_events too. + + * td_ta_thr_iter.c (iterate_thread_list): Make FAKE_EMPTY bool. + Use th_unique=0 in fake descriptor before initialization. + + * td_ta_map_lwp2thr.c (__td_ta_lookup_th_unique): New function, broken + out of ... + (td_ta_map_lwp2thr): ... here, call it. But don't before __stack_user + is initialized, then fake a handle with th_unique=0. + * thread_dbP.h: Declare it. + 2004-09-09 Roland McGrath <roland(a)redhat.com> * td_ta_map_lwp2thr.c (td_ta_map_lwp2thr): Don't abort if inferior's diff --git a/libpthread/nptl_db/Makefile.in b/libpthread/nptl_db/Makefile.in index 76102e6..5a493d8 100644 --- a/libpthread/nptl_db/Makefile.in +++ b/libpthread/nptl_db/Makefile.in @@ -22,13 +22,13 @@ libthread_db_FULL_NAME := libthread_db-$(VERSION).so libthread_db_DIR := $(top_srcdir)libpthread/nptl_db libthread_db_OUT := $(top_builddir)libpthread/nptl_db -libthread_db_SRC := $(wildcard $(libthread_db_DIR)/td_*.c) \ - $(libthread_db_DIR)/fetch-value.c +libthread_db_SRC := $(notdir $(wildcard $(libthread_db_DIR)/td_*.c) \ + $(libthread_db_DIR)/fetch-value.c) ifeq ($(UCLIBC_SUSV4_LEGACY),) libthread_db_SRC := $(filter-out td_ta_setconcurrency.c,$(libthread_db_SRC)) endif -libthread_db_OBJ := $(patsubst $(libthread_db_DIR)/%.c,$(libthread_db_OUT)/%.o,$(libthread_db_SRC)) +libthread_db_OBJ := $(addprefix $(libthread_db_OUT)/,$(libthread_db_SRC:.c=.o)) libthread_db-so-y := $(libthread_db_OBJ:.o=.oS) ifeq ($(DOPIC),y) @@ -37,7 +37,7 @@ else libthread_db-a-y := $(libthread_db_OBJ) endif -libthread_db-multi-y := $(libthread_db_SRC) +libthread_db-multi-y := $(addprefix $(libthread_db_DIR)/,$(libthread_db_SRC)) lib-a-$(PTHREADS_DEBUG_SUPPORT) += $(top_builddir)lib/libthread_db.a lib-so-$(PTHREADS_DEBUG_SUPPORT) += $(top_builddir)lib/libthread_db.so diff --git a/libpthread/nptl_db/db_info.c b/libpthread/nptl_db/db_info.c index 521ad78..a57a053 100644 --- a/libpthread/nptl_db/db_info.c +++ b/libpthread/nptl_db/db_info.c @@ -1,7 +1,7 @@ /* This file is included by pthread_create.c to define in libpthread all the magic symbols required by libthread_db. - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 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 @@ -37,6 +37,8 @@ typedef struct typedef struct link_map link_map; +/* Actually static in nptl/init.c, but we only need it for typeof. */ +extern bool __nptl_initial_report_events; #define schedparam_sched_priority schedparam.sched_priority diff --git a/libpthread/nptl_db/structs.def b/libpthread/nptl_db/structs.def index 915867b..bb571d4 100644 --- a/libpthread/nptl_db/structs.def +++ b/libpthread/nptl_db/structs.def @@ -1,5 +1,5 @@ /* List of types and symbols in libpthread examined by libthread_db. - Copyright (C) 2003, 2006 Free Software Foundation, Inc. + Copyright (C) 2003, 2006, 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 @@ -55,6 +55,7 @@ DB_FUNCTION (__nptl_death_event) DB_SYMBOL (__nptl_threads_events) DB_VARIABLE (__nptl_nthreads) DB_VARIABLE (__nptl_last_event) +DB_VARIABLE (__nptl_initial_report_events) DB_ARRAY_VARIABLE (__pthread_keys) DB_STRUCT (pthread_key_struct) diff --git a/libpthread/nptl_db/td_ta_map_lwp2thr.c b/libpthread/nptl_db/td_ta_map_lwp2thr.c index 9709777..6b4382f 100644 --- a/libpthread/nptl_db/td_ta_map_lwp2thr.c +++ b/libpthread/nptl_db/td_ta_map_lwp2thr.c @@ -1,5 +1,5 @@ /* Which thread is running on an LWP? - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 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 @@ -23,8 +23,8 @@ td_err_e -td_ta_map_lwp2thr (const td_thragent_t *ta_arg, - lwpid_t lwpid, td_thrhandle_t *th) +__td_ta_lookup_th_unique (const td_thragent_t *ta_arg, + lwpid_t lwpid, td_thrhandle_t *th) { td_thragent_t *const ta = (td_thragent_t *) ta_arg; ps_err_e err; @@ -117,9 +117,6 @@ td_ta_map_lwp2thr (const td_thragent_t *ta_arg, switch (ta->ta_howto) { - case ta_howto_unknown: - return TD_DBERR; - default: return TD_DBERR; @@ -131,6 +128,7 @@ td_ta_map_lwp2thr (const td_thragent_t *ta_arg, 0, regs, &addr); if (terr != TD_OK) return terr; + /* In this descriptor the nelem word is overloaded as the bias. */ addr += (int32_t) DB_DESC_NELEM (ta->ta_howto_data.reg); th->th_unique = addr; @@ -142,22 +140,22 @@ td_ta_map_lwp2thr (const td_thragent_t *ta_arg, if (&ps_get_thread_area == NULL) return TD_NOCAPAB; - /* A la x86-64, there is a constant magic index for get_thread_area. */ - if (ps_get_thread_area (ta->ph, lwpid, - ta->ta_howto_data.const_thread_area, - &th->th_unique) != PS_OK) - return TD_ERR; /* XXX Other error value? */ - break; + /* A la x86-64, there is a magic index for get_thread_area. */ + if (ps_get_thread_area (ta->ph, lwpid, + ta->ta_howto_data.const_thread_area, + &th->th_unique) != PS_OK) + return TD_ERR; /* XXX Other error value? */ + break; - case ta_howto_reg_thread_area: + case ta_howto_reg_thread_area: if (&ps_get_thread_area == NULL) return TD_NOCAPAB; - /* A la i386, there is a register with an index for get_thread_area. */ - if (ps_lgetregs (ta->ph, lwpid, regs) != PS_OK) - return TD_ERR; - terr = _td_fetch_value_local (ta, ta->ta_howto_data.reg_thread_area, -1, - 0, regs, &addr); + /* A la i386, a register holds the index for get_thread_area. */ + if (ps_lgetregs (ta->ph, lwpid, regs) != PS_OK) + return TD_ERR; + terr = _td_fetch_value_local (ta, ta->ta_howto_data.reg_thread_area, + -1, 0, regs, &addr); if (terr != TD_OK) return terr; /* In this descriptor the nelem word is overloaded as scale factor. */ @@ -171,7 +169,40 @@ td_ta_map_lwp2thr (const td_thragent_t *ta_arg, } /* Found it. Now complete the `td_thrhandle_t' object. */ - th->th_ta_p = (td_thragent_t *) ta; + th->th_ta_p = ta; return TD_OK; } + +td_err_e +td_ta_map_lwp2thr (const td_thragent_t *ta_arg, + lwpid_t lwpid, td_thrhandle_t *th) +{ + td_thragent_t *const ta = (td_thragent_t *) ta_arg; + + /* We cannot rely on thread registers and such information at all + before __pthread_initialize_minimal has gotten far enough. They + sometimes contain garbage that would confuse us, left by the kernel + at exec. So if it looks like initialization is incomplete, we only + fake a special descriptor for the initial thread. */ + + psaddr_t list; + td_err_e err = DB_GET_SYMBOL (list, ta, __stack_user); + if (err != TD_OK) + return err; + + err = DB_GET_FIELD (list, ta, list, list_t, next, 0); + if (err != TD_OK) + return err; + + if (list == 0) + { + if (ps_getpid (ta->ph) != lwpid) + return TD_ERR; + th->th_ta_p = ta; + th->th_unique = 0; + return TD_OK; + } + + return __td_ta_lookup_th_unique (ta_arg, lwpid, th); +} diff --git a/libpthread/nptl_db/td_ta_thr_iter.c b/libpthread/nptl_db/td_ta_thr_iter.c index 1fd02ef..0f1b2bf 100644 --- a/libpthread/nptl_db/td_ta_thr_iter.c +++ b/libpthread/nptl_db/td_ta_thr_iter.c @@ -1,5 +1,6 @@ /* Iterate over a process's threads. - Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. + Copyright (C) 1999,2000,2001,2002,2003,2004,2007 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -23,7 +24,7 @@ static td_err_e iterate_thread_list (td_thragent_t *ta, td_thr_iter_f *callback, void *cbdata_p, td_thr_state_e state, int ti_pri, - psaddr_t head, int fake_empty) + psaddr_t head, bool fake_empty) { td_err_e err; psaddr_t next, ofs; @@ -40,13 +41,13 @@ iterate_thread_list (td_thragent_t *ta, td_thr_iter_f *callback, if (next == 0 && fake_empty) { - /* __pthread_initialize_minimal has not run. - There is just the main thread to return. */ - td_thrhandle_t th; - err = td_ta_map_lwp2thr (ta, ps_getpid (ta->ph), &th); - if (err == TD_OK) - err = callback (&th, cbdata_p) != 0 ? TD_DBERR : TD_OK; - return err; + /* __pthread_initialize_minimal has not run. There is just the main + thread to return. We cannot rely on its thread register. They + sometimes contain garbage that would confuse us, left by the + kernel at exec. So if it looks like initialization is incomplete, + we only fake a special descriptor for the initial thread. */ + td_thrhandle_t th = { ta, 0 }; + return callback (&th, cbdata_p) != 0 ? TD_DBERR : TD_OK; } /* Cache the offset from struct pthread to its list_t member. */ @@ -135,13 +136,15 @@ td_ta_thr_iter (const td_thragent_t *ta_arg, td_thr_iter_f *callback, err = DB_GET_SYMBOL (list, ta, __stack_user); if (err == TD_OK) - err = iterate_thread_list (ta, callback, cbdata_p, state, ti_pri, list, 1); + err = iterate_thread_list (ta, callback, cbdata_p, state, ti_pri, + list, true); /* And the threads with stacks allocated by the implementation. */ if (err == TD_OK) err = DB_GET_SYMBOL (list, ta, stack_used); if (err == TD_OK) - err = iterate_thread_list (ta, callback, cbdata_p, state, ti_pri, list, 0); + err = iterate_thread_list (ta, callback, cbdata_p, state, ti_pri, + list, false); return err; } diff --git a/libpthread/nptl_db/td_thr_event_enable.c b/libpthread/nptl_db/td_thr_event_enable.c index f49682d..fd94580 100644 --- a/libpthread/nptl_db/td_thr_event_enable.c +++ b/libpthread/nptl_db/td_thr_event_enable.c @@ -1,5 +1,5 @@ /* Enable event process-wide. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -25,7 +25,25 @@ td_thr_event_enable (const td_thrhandle_t *th, int onoff) { LOG ("td_thr_event_enable"); - /* Write the new value into the thread data structure. */ - return DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread, report_events, 0, + if (th->th_unique != 0) + { + /* Write the new value into the thread data structure. */ + td_err_e err = DB_PUT_FIELD (th->th_ta_p, th->th_unique, pthread, + report_events, 0, + (psaddr_t) 0 + (onoff != 0)); + if (err != TD_OK) + return err; + + /* Just in case we are in the window between initializing __stack_user + and copying from __nptl_initial_report_events, we set it too. + It doesn't hurt to do this for non-initial threads, since it + won't be consulted again anyway. It would take another fetch + to get the tid and determine this isn't the initial thread, + so just do it always. */ + } + + /* We are faking it for the initial thread before its thread + descriptor is set up. */ + return DB_PUT_VALUE (th->th_ta_p, __nptl_initial_report_events, 0, (psaddr_t) 0 + (onoff != 0)); } diff --git a/libpthread/nptl_db/td_thr_get_info.c b/libpthread/nptl_db/td_thr_get_info.c index 09d0d1a..27d5d70 100644 --- a/libpthread/nptl_db/td_thr_get_info.c +++ b/libpthread/nptl_db/td_thr_get_info.c @@ -1,5 +1,5 @@ /* Get thread information. - Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999,2000,2001,2002,2003,2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -31,35 +31,49 @@ td_thr_get_info (const td_thrhandle_t *th, td_thrinfo_t *infop) LOG ("td_thr_get_info"); - /* Copy the whole descriptor in once so we can access the several - fields locally. Excess copying in one go is much better than - multiple ps_pdread calls. */ - err = DB_GET_STRUCT (copy, th->th_ta_p, th->th_unique, pthread); - if (err != TD_OK) - return err; - - err = DB_GET_FIELD_ADDRESS (tls, th->th_ta_p, th->th_unique, - pthread, specific, 0); - if (err != TD_OK) - return err; - - err = DB_GET_FIELD_LOCAL (schedpolicy, th->th_ta_p, copy, pthread, - schedpolicy, 0); - if (err != TD_OK) - return err; - err = DB_GET_FIELD_LOCAL (schedprio, th->th_ta_p, copy, pthread, - schedparam_sched_priority, 0); - if (err != TD_OK) - return err; - err = DB_GET_FIELD_LOCAL (tid, th->th_ta_p, copy, pthread, tid, 0); - if (err != TD_OK) - return err; - err = DB_GET_FIELD_LOCAL (cancelhandling, th->th_ta_p, copy, pthread, - cancelhandling, 0); - if (err != TD_OK) - return err; - err = DB_GET_FIELD_LOCAL (report_events, th->th_ta_p, copy, pthread, - report_events, 0); + if (th->th_unique == 0) + { + /* Special case for the main thread before initialization. */ + copy = NULL; + tls = 0; + cancelhandling = 0; + schedprio = 0; + tid = 0; + err = DB_GET_VALUE (report_events, th->th_ta_p, + __nptl_initial_report_events, 0); + } + else + { + /* Copy the whole descriptor in once so we can access the several + fields locally. Excess copying in one go is much better than + multiple ps_pdread calls. */ + err = DB_GET_STRUCT (copy, th->th_ta_p, th->th_unique, pthread); + if (err != TD_OK) + return err; + + err = DB_GET_FIELD_ADDRESS (tls, th->th_ta_p, th->th_unique, + pthread, specific, 0); + if (err != TD_OK) + return err; + + err = DB_GET_FIELD_LOCAL (schedpolicy, th->th_ta_p, copy, pthread, + schedpolicy, 0); + if (err != TD_OK) + return err; + err = DB_GET_FIELD_LOCAL (schedprio, th->th_ta_p, copy, pthread, + schedparam_sched_priority, 0); + if (err != TD_OK) + return err; + err = DB_GET_FIELD_LOCAL (tid, th->th_ta_p, copy, pthread, tid, 0); + if (err != TD_OK) + return err; + err = DB_GET_FIELD_LOCAL (cancelhandling, th->th_ta_p, copy, pthread, + cancelhandling, 0); + if (err != TD_OK) + return err; + err = DB_GET_FIELD_LOCAL (report_events, th->th_ta_p, copy, pthread, + report_events, 0); + } if (err != TD_OK) return err; @@ -86,9 +100,10 @@ td_thr_get_info (const td_thrhandle_t *th, td_thrinfo_t *infop) infop->ti_lid = tid == 0 ? ps_getpid (th->th_ta_p->ph) : (uintptr_t) tid; infop->ti_traceme = report_events != 0; - err = DB_GET_FIELD_LOCAL (infop->ti_startfunc, th->th_ta_p, copy, pthread, - start_routine, 0); - if (err == TD_OK) + if (copy != NULL) + err = DB_GET_FIELD_LOCAL (infop->ti_startfunc, th->th_ta_p, copy, pthread, + start_routine, 0); + if (copy != NULL && err == TD_OK) { uint32_t idx; for (idx = 0; idx < TD_EVENTSIZE; ++idx) diff --git a/libpthread/nptl_db/td_thr_getfpregs.c b/libpthread/nptl_db/td_thr_getfpregs.c index ff4b599..4f4742a 100644 --- a/libpthread/nptl_db/td_thr_getfpregs.c +++ b/libpthread/nptl_db/td_thr_getfpregs.c @@ -1,5 +1,5 @@ /* Get a thread's floating-point register set. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -28,6 +28,11 @@ td_thr_getfpregs (const td_thrhandle_t *th, prfpregset_t *regset) LOG ("td_thr_getfpregs"); + if (th->th_unique == 0) + /* Special case for the main thread before initialization. */ + return ps_lgetfpregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph), + regset) != PS_OK ? TD_ERR : TD_OK; + /* We have to get the state and the PID for this thread. */ err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread, cancelhandling, 0); diff --git a/libpthread/nptl_db/td_thr_getgregs.c b/libpthread/nptl_db/td_thr_getgregs.c index 497941b..d5f0f61 100644 --- a/libpthread/nptl_db/td_thr_getgregs.c +++ b/libpthread/nptl_db/td_thr_getgregs.c @@ -1,5 +1,5 @@ /* Get a thread's general register set. - Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -28,6 +28,11 @@ td_thr_getgregs (const td_thrhandle_t *th, prgregset_t regset) LOG ("td_thr_getgregs"); + if (th->th_unique == 0) + /* Special case for the main thread before initialization. */ + return ps_lgetregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph), + regset) != PS_OK ? TD_ERR : TD_OK; + /* We have to get the state and the PID for this thread. */ err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread, cancelhandling, 0); diff --git a/libpthread/nptl_db/td_thr_setfpregs.c b/libpthread/nptl_db/td_thr_setfpregs.c index 3c4e8ed..3154953 100644 --- a/libpthread/nptl_db/td_thr_setfpregs.c +++ b/libpthread/nptl_db/td_thr_setfpregs.c @@ -1,5 +1,5 @@ /* Set a thread's floating-point register set. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -28,6 +28,11 @@ td_thr_setfpregs (const td_thrhandle_t *th, const prfpregset_t *fpregs) LOG ("td_thr_setfpregs"); + if (th->th_unique == 0) + /* Special case for the main thread before initialization. */ + return ps_lsetfpregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph), + fpregs) != PS_OK ? TD_ERR : TD_OK; + /* We have to get the state and the PID for this thread. */ err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread, cancelhandling, 0); diff --git a/libpthread/nptl_db/td_thr_setgregs.c b/libpthread/nptl_db/td_thr_setgregs.c index 83d2cd9..5945dea 100644 --- a/libpthread/nptl_db/td_thr_setgregs.c +++ b/libpthread/nptl_db/td_thr_setgregs.c @@ -1,5 +1,5 @@ /* Set a thread's general register set. - Copyright (C) 1999, 2001, 2002, 2003 Free Software Foundation, Inc. + Copyright (C) 1999, 2001, 2002, 2003, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -28,6 +28,11 @@ td_thr_setgregs (const td_thrhandle_t *th, prgregset_t gregs) LOG ("td_thr_setgregs"); + if (th->th_unique == 0) + /* Special case for the main thread before initialization. */ + return ps_lsetregs (th->th_ta_p->ph, ps_getpid (th->th_ta_p->ph), + gregs) != PS_OK ? TD_ERR : TD_OK; + /* We have to get the state and the PID for this thread. */ err = DB_GET_FIELD (cancelhandling, th->th_ta_p, th->th_unique, pthread, cancelhandling, 0); diff --git a/libpthread/nptl_db/td_thr_tlsbase.c b/libpthread/nptl_db/td_thr_tlsbase.c index f7d4c29..9f98bd9 100644 --- a/libpthread/nptl_db/td_thr_tlsbase.c +++ b/libpthread/nptl_db/td_thr_tlsbase.c @@ -1,5 +1,5 @@ /* Locate TLS data for a thread. - Copyright (C) 2003, 2006 Free Software Foundation, Inc. + Copyright (C) 2003, 2006, 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 @@ -29,8 +29,29 @@ td_thr_tlsbase (const td_thrhandle_t *th, if (modid < 1) return TD_NOTLS; + psaddr_t pd = th->th_unique; + if (pd == 0) + { + /* This is the fake handle for the main thread before libpthread + initialization. We are using 0 for its th_unique because we can't + trust that its thread register has been initialized. But we need + a real pointer to have any TLS access work. In case of dlopen'd + libpthread, initialization might not be for quite some time. So + try looking up the thread register now. Worst case, it's nonzero + uninitialized garbage and we get bogus results for TLS access + attempted too early. Tough. */ + + td_thrhandle_t main_th; + err = __td_ta_lookup_th_unique (th->th_ta_p, ps_getpid (th->th_ta_p->ph), + &main_th); + if (err == 0) + pd = main_th.th_unique; + if (pd == 0) + return TD_TLSDEFER; + } + /* Get the DTV pointer from the thread descriptor. */ - err = DB_GET_FIELD (dtv, th->th_ta_p, th->th_unique, pthread, dtvp, 0); + err = DB_GET_FIELD (dtv, th->th_ta_p, pd, pthread, dtvp, 0); if (err != TD_OK) return err; diff --git a/libpthread/nptl_db/td_thr_validate.c b/libpthread/nptl_db/td_thr_validate.c index 49c30c1..1b96b51 100644 --- a/libpthread/nptl_db/td_thr_validate.c +++ b/libpthread/nptl_db/td_thr_validate.c @@ -1,5 +1,5 @@ /* Validate a thread handle. - Copyright (C) 1999, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1999,2001,2002,2003,2004,2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper(a)redhat.com>, 1999. @@ -74,16 +74,10 @@ td_thr_validate (const td_thrhandle_t *th) if (err == TD_OK) err = check_thread_list (th, list, &uninit); - if (err == TD_NOTHR && uninit) - { - /* __pthread_initialize_minimal has not run yet. - But the main thread still has a valid ID. */ - td_thrhandle_t main_th; - err = td_ta_map_lwp2thr (th->th_ta_p, - ps_getpid (th->th_ta_p->ph), &main_th); - if (err == TD_OK && th->th_unique != main_th.th_unique) - err = TD_NOTHR; - } + if (err == TD_NOTHR && uninit && th->th_unique == 0) + /* __pthread_initialize_minimal has not run yet. + There is only the special case thread handle. */ + err = TD_OK; } return err; diff --git a/libpthread/nptl_db/thread_dbP.h b/libpthread/nptl_db/thread_dbP.h index 24623ef..b8399f7 100644 --- a/libpthread/nptl_db/thread_dbP.h +++ b/libpthread/nptl_db/thread_dbP.h @@ -1,5 +1,5 @@ /* Private header for thread debug library - Copyright (C) 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 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 @@ -254,4 +254,7 @@ extern td_err_e _td_store_value_local (td_thragent_t *ta, extern td_err_e _td_check_sizeof (td_thragent_t *ta, uint32_t *sizep, int sizep_name) attribute_hidden; +extern td_err_e __td_ta_lookup_th_unique (const td_thragent_t *ta, + lwpid_t lwpid, td_thrhandle_t *th); + #endif /* thread_dbP.h */ hooks/post-receive -- uClibc-ng - small C library for embedded systems

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uClibc-ng - small C library for embedded systems branch 1.0 updated. v1.0.2-11-g6503802
by wbx＠helium.waldemar-brodkorb.de 25 Apr '15

25 Apr '15

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, 1.0 has been updated via 650380248eaad577445c88b7314307d3acd166fc (commit) from 7f568b0cd7cd6c45ee8d28f68cb6604bacd41346 (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 650380248eaad577445c88b7314307d3acd166fc Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Apr 25 07:09:40 2015 -0500 Revert "Do not define unimplemented functions" This reverts commit bd3eaf83ef1b4954b6c0e7ba8bbdd29b2cd4a833. They are now implemented. ----------------------------------------------------------------------- Summary of changes: include/math.h | 2 -- libc/sysdeps/linux/common/bits/mathcalls.h | 18 ------------------ 2 files changed, 20 deletions(-) diff --git a/include/math.h b/include/math.h index c79af3f..1b54c9e 100644 --- a/include/math.h +++ b/include/math.h @@ -118,7 +118,6 @@ __BEGIN_DECLS # define _Mfloat_ float # endif # define _Mdouble_ _Mfloat_ -# define _Mdouble_is_float_ # ifdef __STDC__ # define __MATH_PRECNAME(name,r) name##f##r # else @@ -127,7 +126,6 @@ __BEGIN_DECLS # define _Mdouble_BEGIN_NAMESPACE __BEGIN_NAMESPACE_C99 # define _Mdouble_END_NAMESPACE __END_NAMESPACE_C99 # include <bits/mathcalls.h> -# undef _Mdouble_is_float_ # undef _Mdouble_ # undef _Mdouble_BEGIN_NAMESPACE # undef _Mdouble_END_NAMESPACE diff --git a/libc/sysdeps/linux/common/bits/mathcalls.h b/libc/sysdeps/linux/common/bits/mathcalls.h index 3d7e34f..9bebb51 100644 --- a/libc/sysdeps/linux/common/bits/mathcalls.h +++ b/libc/sysdeps/linux/common/bits/mathcalls.h @@ -291,9 +291,7 @@ __END_NAMESPACE_C99 #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* True gamma function. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (tgamma,, (_Mdouble_)) -# endif __END_NAMESPACE_C99 #endif @@ -324,9 +322,7 @@ __MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)) libm_hidden_proto(nextafterl) # endif # if defined __USE_ISOC99 && !defined __LDBL_COMPAT -# ifndef _Mdouble_is_float_ __MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)) -# endif # endif /* Return the remainder of integer divison X / Y with infinite precision. */ @@ -343,15 +339,11 @@ __MATHDECLI (int,ilogb,, (_Mdouble_ __x)) #ifdef __USE_ISOC99 /* Return X times (2 to the Nth power). */ -# ifndef _Mdouble_is_float_ __MATHCALLI (scalbln,, (_Mdouble_ __x, long int __n)) -# endif /* Round X to integral value in floating-point format using current rounding direction, but do not raise inexact exception. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (nearbyint,, (_Mdouble_ __x)) -# endif /* Round X to nearest integral value, rounding halfway cases away from zero. */ @@ -364,9 +356,7 @@ __MATHCALLX (trunc,, (_Mdouble_ __x), (__const__)) /* Compute remainder of X and Y and put in *QUO a value with sign of x/y and magnitude congruent `mod 2^n' to the magnitude of the integral quotient x/y, with n >= 3. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)) -# endif /* Conversion functions. */ @@ -383,19 +373,13 @@ __MATHDECLI (long long int,llround,, (_Mdouble_ __x)) /* Return positive difference between X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fdim,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Return maximum numeric value from X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fmax,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Return minimum numeric value from X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fmin,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Classify given number. */ @@ -406,9 +390,7 @@ __MATHDECL_PRIV (int, signbit,, (_Mdouble_ __value), (__const__)) /* Multiply-add function computed as a ternary operation. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)) -# endif #endif /* Use ISO C99. */ #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 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. e9839e8dea61a44ec8861b48a2e943584dba167b
by wbx＠helium.waldemar-brodkorb.de 25 Apr '15

25 Apr '15

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 e9839e8dea61a44ec8861b48a2e943584dba167b (commit) from a8c9bcce489fcf22d73e1b9401dd64c0e727b986 (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 e9839e8dea61a44ec8861b48a2e943584dba167b Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Apr 25 07:09:40 2015 -0500 Revert "Do not define unimplemented functions" This reverts commit bd3eaf83ef1b4954b6c0e7ba8bbdd29b2cd4a833. They are now implemented. ----------------------------------------------------------------------- Summary of changes: include/math.h | 2 -- libc/sysdeps/linux/common/bits/mathcalls.h | 18 ------------------ 2 files changed, 20 deletions(-) diff --git a/include/math.h b/include/math.h index c79af3f..1b54c9e 100644 --- a/include/math.h +++ b/include/math.h @@ -118,7 +118,6 @@ __BEGIN_DECLS # define _Mfloat_ float # endif # define _Mdouble_ _Mfloat_ -# define _Mdouble_is_float_ # ifdef __STDC__ # define __MATH_PRECNAME(name,r) name##f##r # else @@ -127,7 +126,6 @@ __BEGIN_DECLS # define _Mdouble_BEGIN_NAMESPACE __BEGIN_NAMESPACE_C99 # define _Mdouble_END_NAMESPACE __END_NAMESPACE_C99 # include <bits/mathcalls.h> -# undef _Mdouble_is_float_ # undef _Mdouble_ # undef _Mdouble_BEGIN_NAMESPACE # undef _Mdouble_END_NAMESPACE diff --git a/libc/sysdeps/linux/common/bits/mathcalls.h b/libc/sysdeps/linux/common/bits/mathcalls.h index 3d7e34f..9bebb51 100644 --- a/libc/sysdeps/linux/common/bits/mathcalls.h +++ b/libc/sysdeps/linux/common/bits/mathcalls.h @@ -291,9 +291,7 @@ __END_NAMESPACE_C99 #ifdef __USE_ISOC99 __BEGIN_NAMESPACE_C99 /* True gamma function. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (tgamma,, (_Mdouble_)) -# endif __END_NAMESPACE_C99 #endif @@ -324,9 +322,7 @@ __MATHCALLX (nextafter,, (_Mdouble_ __x, _Mdouble_ __y), (__const__)) libm_hidden_proto(nextafterl) # endif # if defined __USE_ISOC99 && !defined __LDBL_COMPAT -# ifndef _Mdouble_is_float_ __MATHCALLX (nexttoward,, (_Mdouble_ __x, long double __y), (__const__)) -# endif # endif /* Return the remainder of integer divison X / Y with infinite precision. */ @@ -343,15 +339,11 @@ __MATHDECLI (int,ilogb,, (_Mdouble_ __x)) #ifdef __USE_ISOC99 /* Return X times (2 to the Nth power). */ -# ifndef _Mdouble_is_float_ __MATHCALLI (scalbln,, (_Mdouble_ __x, long int __n)) -# endif /* Round X to integral value in floating-point format using current rounding direction, but do not raise inexact exception. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (nearbyint,, (_Mdouble_ __x)) -# endif /* Round X to nearest integral value, rounding halfway cases away from zero. */ @@ -364,9 +356,7 @@ __MATHCALLX (trunc,, (_Mdouble_ __x), (__const__)) /* Compute remainder of X and Y and put in *QUO a value with sign of x/y and magnitude congruent `mod 2^n' to the magnitude of the integral quotient x/y, with n >= 3. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (remquo,, (_Mdouble_ __x, _Mdouble_ __y, int *__quo)) -# endif /* Conversion functions. */ @@ -383,19 +373,13 @@ __MATHDECLI (long long int,llround,, (_Mdouble_ __x)) /* Return positive difference between X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fdim,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Return maximum numeric value from X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fmax,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Return minimum numeric value from X and Y. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fmin,, (_Mdouble_ __x, _Mdouble_ __y)) -# endif /* Classify given number. */ @@ -406,9 +390,7 @@ __MATHDECL_PRIV (int, signbit,, (_Mdouble_ __value), (__const__)) /* Multiply-add function computed as a ternary operation. */ -# ifndef _Mdouble_is_float_ __MATHCALLI (fma,, (_Mdouble_ __x, _Mdouble_ __y, _Mdouble_ __z)) -# endif #endif /* Use ISO C99. */ #if defined __USE_MISC || defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99 hooks/post-receive -- uClibc-ng - small C library for embedded systems

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uClibc-ng - small C library for embedded systems branch 1.0 updated. v1.0.2-10-g7f568b0
by wbx＠helium.waldemar-brodkorb.de 25 Apr '15

25 Apr '15

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, 1.0 has been updated via 7f568b0cd7cd6c45ee8d28f68cb6604bacd41346 (commit) from 928ab832caa67c0c1a44e3a8e1483b0ed33cda50 (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 7f568b0cd7cd6c45ee8d28f68cb6604bacd41346 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Apr 25 02:47:48 2015 +0200 disabled ARC tests working now As reported by Alexey Brodkin <Alexey.Brodkin(a)synopsys.com> these tests do not fail anymore. After upgrading binutils/gcc tests compile fine. ----------------------------------------------------------------------- Summary of changes: test/tls/Makefile.in | 5 ----- 1 file changed, 5 deletions(-) diff --git a/test/tls/Makefile.in b/test/tls/Makefile.in index 0a98337..bbb4216 100644 --- a/test/tls/Makefile.in +++ b/test/tls/Makefile.in @@ -12,15 +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))) - PTDIR := $(top_builddir)libpthread/nptl SYSDEPS_DIR := $(top_srcdir)libc/sysdeps 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. a8c9bcce489fcf22d73e1b9401dd64c0e727b986
by wbx＠helium.waldemar-brodkorb.de 25 Apr '15

25 Apr '15

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 a8c9bcce489fcf22d73e1b9401dd64c0e727b986 (commit) from 3384401c5aff4c4335463bdadc1414e890f2bf8e (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 a8c9bcce489fcf22d73e1b9401dd64c0e727b986 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Sat Apr 25 02:47:48 2015 +0200 disabled ARC tests working now As reported by Alexey Brodkin <Alexey.Brodkin(a)synopsys.com> these tests do not fail anymore. After upgrading binutils/gcc tests compile fine. ----------------------------------------------------------------------- Summary of changes: test/tls/Makefile.in | 5 ----- 1 file changed, 5 deletions(-) diff --git a/test/tls/Makefile.in b/test/tls/Makefile.in index 0a98337..bbb4216 100644 --- a/test/tls/Makefile.in +++ b/test/tls/Makefile.in @@ -12,15 +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))) - PTDIR := $(top_builddir)libpthread/nptl SYSDEPS_DIR := $(top_srcdir)libc/sysdeps hooks/post-receive -- uClibc-ng - small C library for embedded systems

1 0

uClibc-ng - small C library for embedded systems branch 1.0 updated. v1.0.2-9-g928ab83
by wbx＠helium.waldemar-brodkorb.de 25 Apr '15

25 Apr '15

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, 1.0 has been updated via 928ab832caa67c0c1a44e3a8e1483b0ed33cda50 (commit) via f1f98784e65ce9621a570af50998b1940e7fb81d (commit) via 6173ee4f61b1c7a9c2c670952f9a18345e614c90 (commit) via e71fc570caec4f2d4bbe729dfe9eb41bfe5a732a (commit) via 298f58e073b2782bd264edea969769b7b5e7cf41 (commit) via 7c78a5c52b2db6bb0d6e163b38897a003a289958 (commit) via 8e04c064c4cb39bae5e5bec166c762d2fc88cb11 (commit) via 9058b43530b6be9146ea3448e8a5f642c09a1818 (commit) from 74c69da52ad5029cd2fc2d3d41d581022ed0a7aa (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 928ab832caa67c0c1a44e3a8e1483b0ed33cda50 Merge: 74c69da f1f9878 Author: Waldemar Brodkorb <wbx(a)openadk.org> Date: Fri Apr 24 19:57:28 2015 -0500 merge uClibc changes ----------------------------------------------------------------------- Summary of changes: Rules.mak | 2 ++ extra/Configs/defconfigs/arc/arcv2_defconfig | 6 +++++ extra/Configs/defconfigs/arc/defconfig | 6 +++++ extra/locale/Makefile.in | 4 +-- include/libc-symbols.h | 2 +- ldso/include/ldsodefs.h | 2 ++ ldso/ldso/arm/dl-startup.h | 12 ++------- ldso/ldso/arm/resolve.S | 18 +++++--------- ldso/ldso/dl-tls.c | 9 +++++-- ldso/ldso/ldso.c | 3 ++- libc/misc/pthread/tsd.c | 11 +++++++-- libc/string/arm/_memcpy.S | 18 +++----------- libc/string/arm/memcmp.S | 12 ++------- libc/string/arm/memset.S | 13 ++-------- libc/string/arm/strcmp.S | 6 +---- libc/string/arm/strlen.S | 7 +----- libc/sysdeps/linux/arm/__longjmp.S | 7 +----- libc/sysdeps/linux/arm/bits/arm_asm.h | 12 ++++----- libc/sysdeps/linux/arm/bits/arm_bx.h | 12 ++++++--- libc/sysdeps/linux/arm/bits/uClibc_arch_features.h | 26 ++++++++++++++++++++ libc/sysdeps/linux/arm/clone.S | 7 ++---- libc/sysdeps/linux/arm/mmap64.S | 6 +---- libc/sysdeps/linux/arm/syscall-eabi.S | 8 ++---- libc/sysdeps/linux/arm/sysdep.h | 14 +++-------- libc/sysdeps/linux/arm/vfork.S | 12 ++------- 25 files changed, 106 insertions(+), 129 deletions(-) diff --git a/Rules.mak b/Rules.mak index d87a4fb..548982b 100644 --- a/Rules.mak +++ b/Rules.mak @@ -293,6 +293,8 @@ CPU_CFLAGS-y := -funsigned-char -fno-builtin $(eval $(call check-gcc-var,-fno-asm)) CPU_CFLAGS-y += $(CFLAG_-fno-asm) +$(eval $(call check-gcc-var,-fmerge-all-constants)) +CPU_CFLAGS-y += $(CFLAG_-fmerge-all-constants) ifeq ($(UCLIBC_HAS_SOFT_FLOAT),y) ifneq ($(TARGET_ARCH),bfin) diff --git a/extra/Configs/defconfigs/arc/arcv2_defconfig b/extra/Configs/defconfigs/arc/arcv2_defconfig index 7c4694e..1e204aa 100644 --- a/extra/Configs/defconfigs/arc/arcv2_defconfig +++ b/extra/Configs/defconfigs/arc/arcv2_defconfig @@ -10,16 +10,22 @@ LDSO_RUNPATH=y UCLIBC_HAS_THREADS_NATIVE=y PTHREADS_DEBUG_SUPPORT=y UCLIBC_HAS_OBSTACK=y +UCLIBC_HAS_UTMPX=y +UCLIBC_HAS_UTMP=y UCLIBC_SUSV2_LEGACY=y UCLIBC_SUSV3_LEGACY=y UCLIBC_SUSV4_LEGACY=y UCLIBC_HAS_PROGRAM_INVOCATION_NAME=y +UCLIBC_HAS_LIBUTIL=y UCLIBC_HAS_OBSOLETE_BSD_SIGNAL=y UCLIBC_SV4_DEPRECATED=y UCLIBC_HAS_RPC=y UCLIBC_HAS_FULL_RPC=y +UCLIBC_USE_NETLINK=y +UCLIBC_SUPPORT_AI_ADDRCONFIG=y UCLIBC_HAS_RESOLVER_SUPPORT=y UCLIBC_HAS_LIBRESOLV_STUB=y +UCLIBC_HAS_LIBNSL_STUB=y UCLIBC_HAS_LOCALE=y UCLIBC_HAS_GLIBC_CUSTOM_STREAMS=y UCLIBC_HAS_NFTW=y diff --git a/extra/Configs/defconfigs/arc/defconfig b/extra/Configs/defconfigs/arc/defconfig index eebb115..994abeb 100644 --- a/extra/Configs/defconfigs/arc/defconfig +++ b/extra/Configs/defconfigs/arc/defconfig @@ -9,16 +9,22 @@ LDSO_RUNPATH=y UCLIBC_HAS_THREADS_NATIVE=y PTHREADS_DEBUG_SUPPORT=y UCLIBC_HAS_OBSTACK=y +UCLIBC_HAS_UTMPX=y +UCLIBC_HAS_UTMP=y UCLIBC_SUSV2_LEGACY=y UCLIBC_SUSV3_LEGACY=y UCLIBC_SUSV4_LEGACY=y UCLIBC_HAS_PROGRAM_INVOCATION_NAME=y +UCLIBC_HAS_LIBUTIL=y UCLIBC_HAS_OBSOLETE_BSD_SIGNAL=y UCLIBC_SV4_DEPRECATED=y UCLIBC_HAS_RPC=y UCLIBC_HAS_FULL_RPC=y +UCLIBC_USE_NETLINK=y +UCLIBC_SUPPORT_AI_ADDRCONFIG=y UCLIBC_HAS_RESOLVER_SUPPORT=y UCLIBC_HAS_LIBRESOLV_STUB=y +UCLIBC_HAS_LIBNSL_STUB=y UCLIBC_HAS_LOCALE=y UCLIBC_HAS_GLIBC_CUSTOM_STREAMS=y UCLIBC_HAS_NFTW=y diff --git a/extra/locale/Makefile.in b/extra/locale/Makefile.in index 3834c5c..1a2305b 100644 --- a/extra/locale/Makefile.in +++ b/extra/locale/Makefile.in @@ -46,7 +46,7 @@ locale_OBJ := $(locale_OUT)/locale_data.o CFLAGS-locale_data.c := -D__WCHAR_ENABLED -I$(locale_OUT) -I$(locale_DIR) -#headers-$(UCLIBC_HAS_LOCALE) += $(locale_headers-y) +headers_dep += $(locale_headers-y) headers: $(locale_headers-y) libc-$(UCLIBC_HAS_LOCALE) += $(locale_OBJ) @@ -68,7 +68,7 @@ $(locale_OUT)%.s: $(locale_OUT)%.S FORCE ; $(compile.s) $(locale_OUT)%.dep: -locale_headers: headers $(top_builddir)include/bits/uClibc_locale_data.h +locale_headers: $(top_builddir)include/bits/uClibc_locale_data.h # make sure that the host system has locales (this check is ok for uClibc/glibc) # we do not know though which locales were really enabled for libc at build time diff --git a/include/libc-symbols.h b/include/libc-symbols.h index a87cde6..97463ac 100644 --- a/include/libc-symbols.h +++ b/include/libc-symbols.h @@ -111,7 +111,7 @@ /* Indirect stringification. Doing two levels allows * the parameter to be a macro itself. */ -#define __stringify_1(x) #x +#define __stringify_1(x...) #x #define __stringify(x) __stringify_1(x) #ifdef __UCLIBC_HAVE_ASM_SET_DIRECTIVE__ diff --git a/ldso/include/ldsodefs.h b/ldso/include/ldsodefs.h index f17ac0c..9ae645c 100644 --- a/ldso/include/ldsodefs.h +++ b/ldso/include/ldsodefs.h @@ -111,7 +111,9 @@ EXTERN size_t _dl_tls_static_used; /* Alignment requirement of the static TLS block. */ EXTERN size_t _dl_tls_static_align; /* Function pointer for catching TLS errors. */ +#if 1 /* def _LIBC_REENTRANT */ EXTERN void **(*_dl_error_catch_tsd) (void) __attribute__ ((const)); +#endif /* Number of additional entries in the slotinfo array of each slotinfo list element. A large number makes it almost certain take we never diff --git a/ldso/ldso/arm/dl-startup.h b/ldso/ldso/arm/dl-startup.h index df2c824..eb2a9a2 100644 --- a/ldso/ldso/arm/dl-startup.h +++ b/ldso/ldso/arm/dl-startup.h @@ -47,11 +47,7 @@ __asm__( " ldr r0, .L_FINI_PROC\n" " ldr r0, [sl, r0]\n" " @ jump to the user_s entry point\n" -#if defined(__USE_BX__) - " bx r6\n" -#else - " mov pc, r6\n" -#endif + " " __stringify(BX(r6)) "\n" ".L_GET_GOT:\n" " .word _GLOBAL_OFFSET_TABLE_ - .L_GOT_GOT - 4\n" ".L_SKIP_ARGS:\n" @@ -113,11 +109,7 @@ __asm__( " ldr r0, .L_FINI_PROC\n" " ldr r0, [r7, r0]\n" " @ jump to the user_s entry point\n" -#if defined(__USE_BX__) - " bx r6\n" -#else - " mov pc, r6\n" -#endif + " " __stringify(BX(r6)) "\n" "\n\n" ".L_GET_GOT:\n" " .word _GLOBAL_OFFSET_TABLE_ - .L_GOT_GOT - 4\n" diff --git a/ldso/ldso/arm/resolve.S b/ldso/ldso/arm/resolve.S index c1caf9a..7e0058e 100644 --- a/ldso/ldso/arm/resolve.S +++ b/ldso/ldso/arm/resolve.S @@ -90,12 +90,10 @@ * dl-startup.c). */ -#include <sys/syscall.h> +#include <features.h> #include <bits/arm_asm.h> #include <bits/arm_bx.h> -#include <features.h> - #define sl r10 #define fp r11 #define ip r12 @@ -114,8 +112,8 @@ _dl_linux_resolve: @ function must branch to the real function, and that expects @ r0-r3 and lr to be as they were before the whole PLT stuff - @ ip can be trashed. - @ This routine is called after pushing lr, so we must push an odd - @ number of words to keep the stack correctly aligned. + @ This routine is called after pushing lr, so we must push an odd + @ number of words to keep the stack correctly aligned. stmdb sp!, {r0, r1, r2, r3, r4} ldr r0, [lr, #-4] @ r0 : = [lr-4] (GOT_TABLE[1]) @@ -124,16 +122,12 @@ _dl_linux_resolve: @ ~x = -x-1, therefore ~(r1>>2) = (-((lr-ip)>>2)-1) @ = - ((lr-ip)/4) - 1 = (ip - lr - 4)/4, as required - bl _dl_linux_resolver + bl _dl_linux_resolver - mov ip, r0 + mov ip, r0 ldmia sp!, {r0, r1, r2, r3, r4, lr} -#if defined(__USE_BX__) - bx ip -#else - mov pc,ip -#endif + BX(ip) #else @ In the thumb case _dl_linux_resolver is thumb. If a bl is used @ from arm code the linker will insert a stub call which, with diff --git a/ldso/ldso/dl-tls.c b/ldso/ldso/dl-tls.c index 5d6d3b9..ced20fa 100644 --- a/ldso/ldso/dl-tls.c +++ b/ldso/ldso/dl-tls.c @@ -963,8 +963,13 @@ static bool tls_init_tp_called; void ** __attribute__ ((const)) _dl_initial_error_catch_tsd (void) { - static void *data; - return &data; + static +#if 0 /* def ARCH_NEEDS_BOOTSTRAP_RELOCS */ + /* If we have to do bootstrap relocs anyway we might as well */ + __thread +# endif + void *__tsd_data; + return &__tsd_data; } #ifdef SHARED diff --git a/ldso/ldso/ldso.c b/ldso/ldso/ldso.c index 7367f17..0cdc91d 100644 --- a/ldso/ldso/ldso.c +++ b/ldso/ldso/ldso.c @@ -1208,6 +1208,7 @@ of this helper program; chances are you did not intend to run this program.\n\ } #endif #ifdef __UCLIBC_HAS_SSP__ + _dl_debug_early("Setting up SSP guards\n"); /* Set up the stack checker's canary. */ stack_chk_guard = _dl_setup_stack_chk_guard (); # ifdef THREAD_SET_STACK_GUARD @@ -1280,7 +1281,7 @@ of this helper program; chances are you did not intend to run this program.\n\ } - _dl_debug_early ("\nprelink checking: %s\n", prelinked ? "ok" : "failed"); + _dl_debug_early ("prelink checking: %s\n", prelinked ? "ok" : "failed"); if (prelinked) { if (_dl_loaded_modules->dynamic_info[DT_GNU_CONFLICT_IDX]) { diff --git a/libc/misc/pthread/tsd.c b/libc/misc/pthread/tsd.c index 586ead3..3598b89 100644 --- a/libc/misc/pthread/tsd.c +++ b/libc/misc/pthread/tsd.c @@ -1,11 +1,18 @@ +/* + * Copyright (C) 2006 by Steven J. Hill <sjhill(a)realitydiluted.com> + * + * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. + */ /* libpthread sets _dl_error_catch_tsd to point to this function. We define it here instead of in libpthread so that it doesn't need to have a TLS segment of its own just for this one pointer. */ +#include <features.h> + void **__libc_dl_error_tsd(void) __attribute__ ((const)); void ** __attribute__ ((const)) __libc_dl_error_tsd (void) { - static __thread void *data __attribute__ ((tls_model ("initial-exec"))); - return &data; + static __thread void *__tsd_data attribute_tls_model_ie; + return &__tsd_data; } diff --git a/libc/string/arm/_memcpy.S b/libc/string/arm/_memcpy.S index c59f5b8..2999e8e 100644 --- a/libc/string/arm/_memcpy.S +++ b/libc/string/arm/_memcpy.S @@ -111,11 +111,7 @@ _memcpy: bcc .Lmemcpy_backwards IT(t, eq) /* Quick abort for src=dst */ -#if defined(__USE_BX__) - bxeq lr -#else - moveq pc, lr -#endif + BXC(eq, lr) stmdb sp!, {r0, lr} /* memcpy() returns dest addr */ subs r2, r2, #4 blt .Lmemcpy_fl4 /* less than 4 bytes */ @@ -455,11 +451,7 @@ _memcpy: /* less than 4 bytes to go */ adds r2, r2, #4 IT(t, eq) -#if defined(__USE_BX__) - bxeq lr -#else - moveq pc, lr /* done */ -#endif + BXC(eq, lr) /* done */ /* copy the crud byte at a time */ cmp r2, #2 ldrb r3, [r1, #-1]! @@ -477,11 +469,7 @@ _memcpy: ldrgtb r3, [r1, #-1]! strgtb r3, [r0, #-1]! #endif -#if defined(__USE_BX__) - bx lr -#else - mov pc, lr -#endif + BX(lr) /* erg - unaligned destination */ .Lmemcpy_bdestul: cmp r12, #2 diff --git a/libc/string/arm/memcmp.S b/libc/string/arm/memcmp.S index 9f78415..5b9473c 100644 --- a/libc/string/arm/memcmp.S +++ b/libc/string/arm/memcmp.S @@ -67,11 +67,7 @@ memcmp: subs r2, r2, #1 IT(tt, mi) movmi r0, #0 -#if defined(__USE_BX__) - bxmi lr -#else - movmi pc, lr -#endif + BXC(mi, lr) /* ip == last src address to compare */ add ip, r0, r2 1: @@ -82,11 +78,7 @@ memcmp: cmpcs r2, r3 beq 1b sub r0, r2, r3 -#if defined(__USE_BX__) - bx lr -#else - mov pc, lr -#endif + BX(lr) #endif .size memcmp,.-memcmp diff --git a/libc/string/arm/memset.S b/libc/string/arm/memset.S index 8ddc47e..2be4850 100644 --- a/libc/string/arm/memset.S +++ b/libc/string/arm/memset.S @@ -17,7 +17,6 @@ <http://www.gnu.org/licenses/>. */ #include <features.h> -#include <sys/syscall.h> #include <bits/arm_asm.h> #include <bits/arm_bx.h> @@ -109,11 +108,7 @@ memset: 2: movs a3, a3 @ anything left? IT(t, eq) -#if defined(__USE_BX__) - bxeq lr -#else - moveq pc, lr @ nope -#endif + BXC(eq, lr) @ nope #if defined (__thumb2__) 1: strb a2, [a4], #1 @@ -131,11 +126,7 @@ memset: strb a2, [a4], $1 strb a2, [a4], $1 strb a2, [a4], $1 -#if defined(__USE_BX__) - bx lr -#else - mov pc, lr -#endif + BX(lr) #endif #endif diff --git a/libc/string/arm/strcmp.S b/libc/string/arm/strcmp.S index 8b77ab0..81416a9 100644 --- a/libc/string/arm/strcmp.S +++ b/libc/string/arm/strcmp.S @@ -63,11 +63,7 @@ strcmp: cmpcs r2, r3 beq 1b sub r0, r2, r3 -#if defined(__USE_BX__) - bx lr -#else - mov pc, lr -#endif + BX(lr) #endif .size strcmp,.-strcmp diff --git a/libc/string/arm/strlen.S b/libc/string/arm/strlen.S index 0e7737e..9995d76 100644 --- a/libc/string/arm/strlen.S +++ b/libc/string/arm/strlen.S @@ -18,7 +18,6 @@ #include <features.h> #include <endian.h> -#include <sys/syscall.h> #include <bits/arm_asm.h> #include <bits/arm_bx.h> @@ -99,11 +98,7 @@ Llastword: @ drop through to here once we find a IT(t, ne) addne r0, r0, $1 @ must be zero) #endif -#if defined(__USE_BX__) - bx lr -#else - mov pc,lr -#endif + BX(lr) #endif .size strlen,.-strlen diff --git a/libc/sysdeps/linux/arm/__longjmp.S b/libc/sysdeps/linux/arm/__longjmp.S index 853b906..58ae8ab 100644 --- a/libc/sysdeps/linux/arm/__longjmp.S +++ b/libc/sysdeps/linux/arm/__longjmp.S @@ -98,12 +98,7 @@ __longjmp: ldcl p1, cr14, [r12], #8 ldcl p1, cr15, [r12], #8 #endif - -#if defined(__USE_BX__) - bx lr -#else - mov pc, lr -#endif + BX(lr) #endif .size __longjmp,.-__longjmp diff --git a/libc/sysdeps/linux/arm/bits/arm_asm.h b/libc/sysdeps/linux/arm/bits/arm_asm.h index 04664b3..898a78b 100644 --- a/libc/sysdeps/linux/arm/bits/arm_asm.h +++ b/libc/sysdeps/linux/arm/bits/arm_asm.h @@ -13,12 +13,12 @@ unified assembly syntax. */ #define IT(t, cond) /* Code to return from a thumb function stub. */ -#ifdef __ARM_ARCH_4T__ -#define POP_RET pop {r2, pc} -#else -#define POP_RET pop {r2, r3}; bx r3 -#endif -#endif +# if defined __ARM_ARCH_4T__ && defined __THUMB_INTERWORK__ +# define POP_RET pop {r2, r3}; bx r3 +# else +# define POP_RET pop {r2, pc} +# endif +#endif /* __thumb2__ */ #if defined(__ARM_ARCH_6M__) /* Force arm mode to flush out errors on M profile cores. */ diff --git a/libc/sysdeps/linux/arm/bits/arm_bx.h b/libc/sysdeps/linux/arm/bits/arm_bx.h index 321490e..2c29089 100644 --- a/libc/sysdeps/linux/arm/bits/arm_bx.h +++ b/libc/sysdeps/linux/arm/bits/arm_bx.h @@ -24,11 +24,17 @@ #endif /* features.h not yet included */ #if defined(__USE_BX__) -# if ( defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_3__) \ - || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \ - ) +# if (__ARM_ARCH <= 4 && !defined __ARM_ARCH_4T__) # error Use of BX was requested, but is not available on the target processor. # endif /* ARCH level */ #endif /* __USE_BX__ */ +#if defined(__USE_BX__) && (__ARM_ARCH > 4 || (__ARM_ARCH == 4 && defined __ARM_ARCH_4T__)) +# define BX(reg) bx reg +# define BXC(cond, reg) bx##cond reg +#else +# define BX(reg) mov pc, reg +# define BXC(cond, reg) mov##cond pc, reg +#endif + #endif /* _ARM_BX_H */ diff --git a/libc/sysdeps/linux/arm/bits/uClibc_arch_features.h b/libc/sysdeps/linux/arm/bits/uClibc_arch_features.h index b01d79c..e85aa52 100644 --- a/libc/sysdeps/linux/arm/bits/uClibc_arch_features.h +++ b/libc/sysdeps/linux/arm/bits/uClibc_arch_features.h @@ -48,6 +48,32 @@ /* only weird assemblers generally need this */ #undef __UCLIBC_ASM_LINE_SEP__ + +/* The __ARM_ARCH define is provided by gcc 4.8. Construct it otherwise. */ +#ifndef __ARM_ARCH +# ifdef __ARM_ARCH_2__ +# define __ARM_ARCH 2 +# elif defined (__ARM_ARCH_3__) || defined (__ARM_ARCH_3M__) +# define __ARM_ARCH 3 +# elif defined (__ARM_ARCH_4__) || defined (__ARM_ARCH_4T__) +# define __ARM_ARCH 4 +# elif defined (__ARM_ARCH_5__) || defined (__ARM_ARCH_5E__) \ + || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) \ + || defined(__ARM_ARCH_5TEJ__) +# define __ARM_ARCH 5 +# elif defined (__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ + || defined (__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) \ + || defined (__ARM_ARCH_6K__) || defined(__ARM_ARCH_6T2__) +# define __ARM_ARCH 6 +# elif defined (__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ + || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ + || defined(__ARM_ARCH_7EM__) +# define __ARM_ARCH 7 +# else +# error unknown arm architecture +# endif +#endif + #ifdef __GNUC__ # define __need_uClibc_config_h # include <bits/uClibc_config.h> diff --git a/libc/sysdeps/linux/arm/clone.S b/libc/sysdeps/linux/arm/clone.S index d1c9239..b4c7d8a 100644 --- a/libc/sysdeps/linux/arm/clone.S +++ b/libc/sysdeps/linux/arm/clone.S @@ -128,11 +128,8 @@ __clone: beq 1f pop {r4, r7} blt __error -#if defined(__USE_BX__) - bxne lr -#else - movne pc, lr -#endif + IT(t, ne) + BXC(ne, lr) cfi_startproc .fnend diff --git a/libc/sysdeps/linux/arm/mmap64.S b/libc/sysdeps/linux/arm/mmap64.S index f4c491a..c9f2bd2 100644 --- a/libc/sysdeps/linux/arm/mmap64.S +++ b/libc/sysdeps/linux/arm/mmap64.S @@ -92,11 +92,7 @@ mmap64: cmn r0, $4096 ldmfd sp!, {r4, r5} IT(t, cc) -#if defined(__USE_BX__) - bxcc lr -#else - movcc pc, lr -#endif + BXC(cc, lr) b __syscall_error .Linval: mov r0, $-EINVAL diff --git a/libc/sysdeps/linux/arm/syscall-eabi.S b/libc/sysdeps/linux/arm/syscall-eabi.S index 005cfe3..534c6e9 100644 --- a/libc/sysdeps/linux/arm/syscall-eabi.S +++ b/libc/sysdeps/linux/arm/syscall-eabi.S @@ -15,7 +15,7 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#include <sys/syscall.h> +#include <features.h> #include <bits/arm_asm.h> #include <bits/arm_bx.h> @@ -62,11 +62,7 @@ syscall: ldmfd sp!, {r4, r5, r6, r7} cmn r0, #4096 IT(t, cc) -#if defined(__USE_BX__) - bxcc lr -#else - movcc pc, lr -#endif + BXC(cc, lr) b __syscall_error #endif diff --git a/libc/sysdeps/linux/arm/sysdep.h b/libc/sysdeps/linux/arm/sysdep.h index 2d0a9cc..7f1e9c1 100644 --- a/libc/sysdeps/linux/arm/sysdep.h +++ b/libc/sysdeps/linux/arm/sysdep.h @@ -21,7 +21,6 @@ #include <common/sysdep.h> #include <bits/arm_bx.h> - #include <sys/syscall.h> /* For Linux we can use the system call table in the header file /usr/include/asm/unistd.h @@ -50,17 +49,10 @@ #ifdef __APCS_32__ #define LOADREGS(cond, base, reglist...)\ ldm##cond base,reglist -#ifdef __USE_BX__ -#define RETINSTR(cond, reg) \ - bx##cond reg -#define DO_RET(_reg) \ - bx _reg -#else -#define RETINSTR(cond, reg) \ - mov##cond pc, reg +#define RETINSTR(cond, reg) \ + BXC(cond, reg) #define DO_RET(_reg) \ - mov pc, _reg -#endif + BX(_reg) #else /* APCS-26 */ #define LOADREGS(cond, base, reglist...) \ ldm##cond base,reglist^ diff --git a/libc/sysdeps/linux/arm/vfork.S b/libc/sysdeps/linux/arm/vfork.S index 99fb6cb..221a90c 100644 --- a/libc/sysdeps/linux/arm/vfork.S +++ b/libc/sysdeps/linux/arm/vfork.S @@ -74,11 +74,7 @@ __vfork: RESTORE_PID cmn r0, #4096 IT(t, cc) -#if defined(__USE_BX__) - bxcc lr -#else - movcc pc, lr -#endif + BXC(cc, lr) /* Check if vfork even exists. */ ldr r1, =-ENOSYS @@ -92,11 +88,7 @@ __vfork: /* Syscall worked. Return to child/parent */ IT(t, cc) -#if defined(__USE_BX__) - bxcc lr -#else - movcc pc, lr -#endif + BXC(cc, lr) __error: b __syscall_error hooks/post-receive -- uClibc-ng - small C library for embedded systems

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uClibc-ng - small C library for embedded systems branch upstream updated. f1f98784e65ce9621a570af50998b1940e7fb81d
by wbx＠helium.waldemar-brodkorb.de 22 Apr '15

22 Apr '15

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