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Always use v1 for MIPS TLS access.

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Change-Id: Ic2850b90185cfbc5b0eff804c8b74a1c553c0852
This commit is contained in:
Elliott Hughes 2013-06-18 13:26:22 -07:00
parent 6807af773f
commit a33dc57c7c
1 changed files with 2 additions and 1 deletions
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3
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" \