diff options
Diffstat (limited to 'sysdeps/i386/i686/multiarch/strcmp.S')
| -rw-r--r-- | sysdeps/i386/i686/multiarch/strcmp.S | 55 |
1 files changed, 30 insertions, 25 deletions
diff --git a/sysdeps/i386/i686/multiarch/strcmp.S b/sysdeps/i386/i686/multiarch/strcmp.S index 8724594881..7136d47e85 100644 --- a/sysdeps/i386/i686/multiarch/strcmp.S +++ b/sysdeps/i386/i686/multiarch/strcmp.S @@ -40,32 +40,37 @@ need strncmp before the initialization happened. */ #if (defined SHARED || !defined USE_AS_STRNCMP) && !defined NOT_IN_libc # ifdef SHARED - .section .gnu.linkonce.t.__i686.get_pc_thunk.dx,"ax",@progbits - .globl __i686.get_pc_thunk.dx - .hidden __i686.get_pc_thunk.dx - .p2align 2 - .type __i686.get_pc_thunk.dx,@function -__i686.get_pc_thunk.dx: - movl (%esp), %edx + .section .gnu.linkonce.t.__i686.get_pc_thunk.bx,"ax",@progbits + .globl __i686.get_pc_thunk.bx + .hidden __i686.get_pc_thunk.bx + .p2align 4 + .type __i686.get_pc_thunk.bx,@function +__i686.get_pc_thunk.bx: + movl (%esp), %ebx ret - .size __i686.get_pc_thunk.dx, .-__i686.get_pc_thunk.dx .text ENTRY(STRCMP) .type STRCMP, @gnu_indirect_function - call __i686.get_pc_thunk.dx - addl $_GLOBAL_OFFSET_TABLE_, %edx - cmpl $0, KIND_OFFSET+__cpu_features@GOTOFF(%edx) + pushl %ebx + cfi_adjust_cfa_offset (4) + cfi_rel_offset (ebx, 0) + call __i686.get_pc_thunk.bx + addl $_GLOBAL_OFFSET_TABLE_, %ebx + cmpl $0, KIND_OFFSET+__cpu_features@GOTOFF(%ebx) jne 1f call __init_cpu_features -1: leal __STRCMP_SSE4_2@GOTOFF(%edx), %eax - testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features@GOTOFF(%edx) - jnz 2f - leal __STRCMP_SSSE3@GOTOFF(%edx), %eax - testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%edx) - jnz 2f - leal __STRCMP_IA32@GOTOFF(%edx), %ecx -2: ret +1: leal __STRCMP_IA32@GOTOFF(%ebx), %eax + testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features@GOTOFF(%ebx) + jz 2f + leal __STRCMP_SSSE3@GOTOFF(%ebx), %eax + testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features@GOTOFF(%ebx) + jz 2f + leal __STRCMP_SSE4_2@GOTOFF(%ebx), %eax +2: popl %ebx + cfi_adjust_cfa_offset (-4) + cfi_restore (ebx) + ret END(STRCMP) # else .text @@ -74,13 +79,13 @@ ENTRY(STRCMP) cmpl $0, KIND_OFFSET+__cpu_features jne 1f call __init_cpu_features -1: leal __STRCMP_SSE4_2, %eax - testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features - jnz 2f - leal __STRCMP_SSSE3, %eax +1: leal __STRCMP_IA32, %eax testl $bit_SSSE3, CPUID_OFFSET+index_SSSE3+__cpu_features - jnz 2f - leal __STRCMP_IA32, %eax + jz 2f + leal __STRCMP_SSSE3, %eax + testl $bit_SSE4_2, CPUID_OFFSET+index_SSE4_2+__cpu_features + jz 2f + leal __STRCMP_SSE4_2, %eax 2: ret END(STRCMP) # endif |