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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-02-10 14:55:44 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-02-23 14:18:18 -0300 |
| commit | 0f88a5c66e1cbb574bf37d953bf7155c0a1f5ae7 (patch) | |
| tree | 201168eb1e5bd955582a6d3541e3f44c61afbb56 /sysdeps/i386/memset.S | |
| parent | dbf37d6d0eccc01e6f5574a01eae64bb54a491ba (diff) | |
| download | glibc-0f88a5c66e1cbb574bf37d953bf7155c0a1f5ae7.tar.gz glibc-0f88a5c66e1cbb574bf37d953bf7155c0a1f5ae7.tar.xz glibc-0f88a5c66e1cbb574bf37d953bf7155c0a1f5ae7.zip | |
i686: Remove bzero optimizations
The symbol is not present in current POSIX specification and compiler already generates memset call.
Diffstat (limited to 'sysdeps/i386/memset.S')
| -rw-r--r-- | sysdeps/i386/memset.S | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/sysdeps/i386/memset.S b/sysdeps/i386/memset.S index f470511b64..db2753eb2f 100644 --- a/sysdeps/i386/memset.S +++ b/sysdeps/i386/memset.S @@ -30,15 +30,11 @@ #define POP(REG) popl REG; CFI_POP (REG) #define STR1 8 -#ifdef USE_AS_BZERO -#define N STR1+4 -#else #define STR2 STR1+4 #define N STR2+4 -#endif .text -#if defined SHARED && IS_IN (libc) && !defined USE_AS_BZERO +#if defined SHARED && IS_IN (libc) ENTRY (__memset_chk) movl 12(%esp), %eax cmpl %eax, 16(%esp) @@ -49,20 +45,12 @@ ENTRY (memset) PUSH (%edi) movl N(%esp), %ecx movl STR1(%esp), %edi -#ifdef USE_AS_BZERO - xor %eax, %eax -#else movzbl STR2(%esp), %eax mov %edi, %edx -#endif rep stosb -#ifndef USE_AS_BZERO mov %edx, %eax -#endif POP (%edi) ret END (memset) -#ifndef USE_AS_BZERO libc_hidden_builtin_def (memset) -#endif |