diff options
Diffstat (limited to 'libc/sysdeps/x86_64/multiarch/strchr.S')
| -rw-r--r-- | libc/sysdeps/x86_64/multiarch/strchr.S | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libc/sysdeps/x86_64/multiarch/strchr.S b/libc/sysdeps/x86_64/multiarch/strchr.S index 71845a35f..97a6057bb 100644 --- a/libc/sysdeps/x86_64/multiarch/strchr.S +++ b/libc/sysdeps/x86_64/multiarch/strchr.S @@ -33,7 +33,11 @@ ENTRY(strchr) testl $bit_SSE4_2, __cpu_features+CPUID_OFFSET+index_SSE4_2(%rip) jz 2f leaq __strchr_sse42(%rip), %rax -2: ret + ret +2: testl $bit_Slow_BSF, __cpu_features+FEATURE_OFFSET+index_Slow_BSF(%rip) + jz 3f + leaq __strchr_sse2_no_bsf(%rip), %rax +3: ret END(strchr) |