diff options
Diffstat (limited to 'staging/glibc/glibc-2.15-strcasecmp-disable-avx.patch')
-rw-r--r-- | staging/glibc/glibc-2.15-strcasecmp-disable-avx.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/staging/glibc/glibc-2.15-strcasecmp-disable-avx.patch b/staging/glibc/glibc-2.15-strcasecmp-disable-avx.patch new file mode 100644 index 000000000..4c104fa55 --- /dev/null +++ b/staging/glibc/glibc-2.15-strcasecmp-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; \ |