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| author | root <root@rshg054.dnsready.net> | 2012-01-28 23:14:55 +0000 |
|---|---|---|
| committer | root <root@rshg054.dnsready.net> | 2012-01-28 23:14:55 +0000 |
| commit | 738e6c6d93b4c7118e49b38c610abed8b7f7d55a (patch) | |
| tree | c97ae930eac17a588f2429589cd84d4a71bec9bd /core/glibc/glibc-2.15-strcmp-disable-avx.patch | |
| parent | 2493f16093b14a81e949bd6a1b89724cb931807d (diff) | |
Sat Jan 28 23:14:55 UTC 2012
Diffstat (limited to 'core/glibc/glibc-2.15-strcmp-disable-avx.patch')
| -rw-r--r-- | core/glibc/glibc-2.15-strcmp-disable-avx.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/core/glibc/glibc-2.15-strcmp-disable-avx.patch b/core/glibc/glibc-2.15-strcmp-disable-avx.patch new file mode 100644 index 000000000..7f1f5b8f2 --- /dev/null +++ b/core/glibc/glibc-2.15-strcmp-disable-avx.patch @@ -0,0 +1,48 @@ +diff --git a/sysdeps/x86_64/multiarch/strcmp.S b/sysdeps/x86_64/multiarch/strcmp.S +index f93c83d..d8aa889 100644 +--- a/sysdeps/x86_64/multiarch/strcmp.S ++++ b/sysdeps/x86_64/multiarch/strcmp.S +@@ -105,11 +105,6 @@ ENTRY(__strcasecmp) + jne 1f + call __init_cpu_features + 1: +-# ifdef HAVE_AVX_SUPPORT +- leaq __strcasecmp_avx(%rip), %rax +- testl $bit_AVX, __cpu_features+CPUID_OFFSET+index_AVX(%rip) +- jnz 2f +-# endif + leaq __strcasecmp_sse42(%rip), %rax + testl $bit_SSE4_2, __cpu_features+CPUID_OFFSET+index_SSE4_2(%rip) + jnz 2f +@@ -128,11 +123,6 @@ ENTRY(__strncasecmp) + jne 1f + call __init_cpu_features + 1: +-# ifdef HAVE_AVX_SUPPORT +- leaq __strncasecmp_avx(%rip), %rax +- testl $bit_AVX, __cpu_features+CPUID_OFFSET+index_AVX(%rip) +- jnz 2f +-# endif + leaq __strncasecmp_sse42(%rip), %rax + testl $bit_SSE4_2, __cpu_features+CPUID_OFFSET+index_SSE4_2(%rip) + jnz 2f +@@ -152,19 +142,6 @@ weak_alias (__strncasecmp, strncasecmp) + # include "strcmp-sse42.S" + + +-# ifdef HAVE_AVX_SUPPORT +-# if defined USE_AS_STRCASECMP_L || defined USE_AS_STRNCASECMP_L +-# define LABEL(l) .L##l##_avx +-# define GLABEL(l) l##_avx +-# define USE_AVX 1 +-# undef STRCMP_SSE42 +-# define STRCMP_SSE42 STRCMP_AVX +-# define SECTION avx +-# include "strcmp-sse42.S" +-# endif +-# endif +- +- + # undef ENTRY + # define ENTRY(name) \ + .type STRCMP_SSE2, @function; \ |