diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/power6/memset.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power6/memset.S | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sysdeps/powerpc/powerpc64/power6/memset.S b/sysdeps/powerpc/powerpc64/power6/memset.S index c2d1c4e600..3901e33da2 100644 --- a/sysdeps/powerpc/powerpc64/power6/memset.S +++ b/sysdeps/powerpc/powerpc64/power6/memset.S @@ -1,5 +1,5 @@ /* Optimized 64-bit memset implementation for POWER6. - Copyright (C) 1997-2016 Free Software Foundation, Inc. + Copyright (C) 1997-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -18,15 +18,18 @@ #include <sysdep.h> -/* __ptr_t [r3] memset (__ptr_t s [r3], int c [r4], size_t n [r5])); +/* void * [r3] memset (void *s [r3], int c [r4], size_t n [r5])); Returns 's'. The memset is done in three sizes: byte (8 bits), word (32 bits), cache line (256 bits). There is a special case for setting cache lines to 0, to take advantage of the dcbz instruction. */ +#ifndef MEMSET +# define MEMSET memset +#endif .machine power6 -EALIGN (memset, 7, 0) +ENTRY_TOCLESS (MEMSET, 7) CALL_MCOUNT 3 #define rTMP r0 @@ -251,7 +254,7 @@ L(cacheAlignedx): /* A simple loop for the longer (>640 bytes) lengths. This form limits the branch miss-predicted to exactly 1 at loop exit.*/ L(cacheAligned512): - cmpli cr1,rLEN,128 + cmpldi cr1,rLEN,128 blt cr1,L(cacheAligned1) dcbz 0,rMEMP addi rLEN,rLEN,-128 @@ -376,12 +379,12 @@ L(medium_27f): L(medium_28t): std rCHR, -8(rMEMP) blr -END_GEN_TB (memset,TB_TOCLESS) +END_GEN_TB (MEMSET,TB_TOCLESS) libc_hidden_builtin_def (memset) /* Copied from bzero.S to prevent the linker from inserting a stub between bzero and memset. */ -ENTRY (__bzero) +ENTRY_TOCLESS (__bzero) CALL_MCOUNT 3 mr r5,r4 li r4,0 |