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Merge "Always use v1 for MIPS TLS access."

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Elliott Hughes 2013-06-18 20:56:25 +00:00 committed by Gerrit Code Review
commit c656d732c7
1 changed files with 2 additions and 1 deletions
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libc/private/bionic_tls.h
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@ -89,7 +89,8 @@ extern int __set_tls(void* ptr);
(volatile void*) __val; }) (volatile void*) __val; })
#elif defined(__mips__) #elif defined(__mips__)
# define __get_tls() \ # define __get_tls() \
({ register unsigned int __val; \ /* On mips32r1, this goes via a kernel illegal instruction trap that's optimized for v1. */ \
({ register unsigned int __val asm("v1"); \
asm (" .set push\n" \ asm (" .set push\n" \
" .set mips32r2\n" \ " .set mips32r2\n" \
" rdhwr %0,$29\n" \ " rdhwr %0,$29\n" \