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- Log ----------------------------------------------------------------- commit a98c0d895aa641f0b36f6bace44142e59bf8453c Author: Waldemar Brodkorb wbx@openadk.org Date: Mon Dec 7 07:42:25 2015 +0100

sh: add back sh2 specific assembly for clone()

In gcc 5.x there is a compile failure, for sh2 builds as shad no longer is accepted. Strange that it is working for 4.9.x. Add back old assembly code.

commit 370ef405db393ce52d66df51f7071f62e58bad05 Author: Waldemar Brodkorb wbx@openadk.org Date: Mon Dec 7 07:42:08 2015 +0100

allow linuxthreads for superh (sh2 noMMU)

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Summary of changes: extra/Configs/Config.in | 1 - libc/sysdeps/linux/sh/clone.S | 16 ++++++++++++++++ 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/extra/Configs/Config.in b/extra/Configs/Config.in index a3c4ef0..e8f9e4c 100644 --- a/extra/Configs/Config.in +++ b/extra/Configs/Config.in @@ -515,7 +515,6 @@ config UCLIBC_HAS_LINUXTHREADS !TARGET_metag && \ !TARGET_mips && \ !TARGET_powerpc && \ - !TARGET_sh && \ !TARGET_sparc && \ !TARGET_x86_64 && \ !TARGET_xtensa || \ diff --git a/libc/sysdeps/linux/sh/clone.S b/libc/sysdeps/linux/sh/clone.S index 4374a63..3ed6b25 100644 --- a/libc/sysdeps/linux/sh/clone.S +++ b/libc/sysdeps/linux/sh/clone.S @@ -53,8 +53,24 @@ ENTRY(__clone) mov #+SYS_ify(clone), r3 trapa #0x15 mov r0, r1 +#ifdef __sh2__ +/* 12 arithmetic shifts for the sh2, because shad doesn't exist! */ + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 + shar r1 +#else mov #-12, r2 shad r2, r1 +#endif not r1, r1 // r1=0 means r0 = -1 to -4095 tst r1, r1 // i.e. error in linux bf .Lclone_end

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