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authorUlrich Drepper <drepper@redhat.com>2007-07-12 18:38:01 +0000
committerUlrich Drepper <drepper@redhat.com>2007-07-12 18:38:01 +0000
commita88f47a72f4ca65832584a3f5a591690f6675092 (patch)
tree6876a751bd4c5c3fab26e1a323a4f63a166e01cc /sysdeps/powerpc/powerpc64/power4/memset.S
parent1c298d08873e72a2339161517da660bdaff0e3f8 (diff)
downloadglibc-a88f47a72f4ca65832584a3f5a591690f6675092.tar.gz
* sysdeps/powerpc/powerpc32/power6/memset.S: Update comments.
Specify .machine power6 to get ISA-V2.0 branch hints. Unroll loops and avoid branch misspredicts for > 31 bytes memset case. * sysdeps/powerpc/powerpc64/power6/memset.S: Likewise. Remove toc ref to __cache_line_size. * sysdeps/powerpc/powerpc32/power4/memcmp.S: Specify .machine power4 to get ISA-V2.0 branch hints. * sysdeps/powerpc/powerpc32/power4/memcpy.S: Likewise * sysdeps/powerpc/powerpc32/power4/memset.S: Likewise * sysdeps/powerpc/powerpc32/power6/memcpy.S: Likewise. * sysdeps/powerpc/powerpc64/power4/memcmp.S: Likewise. * sysdeps/powerpc/powerpc64/power4/memcpy.S: Likewise. * sysdeps/powerpc/powerpc64/power4/memset.S: Likewise. Remove toc ref to __cache_line_size. * sysdeps/powerpc/powerpc32/power6/fpu/s_llrint.S: Include math_ldbl_opt.h.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/power4/memset.S')
-rw-r--r--sysdeps/powerpc/powerpc64/power4/memset.S7
1 files changed, 1 insertions, 6 deletions
diff --git a/sysdeps/powerpc/powerpc64/power4/memset.S b/sysdeps/powerpc/powerpc64/power4/memset.S
index 17b2d76950..e7a259acdd 100644
--- a/sysdeps/powerpc/powerpc64/power4/memset.S
+++ b/sysdeps/powerpc/powerpc64/power4/memset.S
@@ -22,12 +22,6 @@
#include <bp-sym.h>
#include <bp-asm.h>
- .section ".toc","aw"
-.LC0:
- .tc __cache_line_size[TC],__cache_line_size
- .section ".text"
- .align 2
-
/* __ptr_t [r3] memset (__ptr_t s [r3], int c [r4], size_t n [r5]));
Returns 's'.
@@ -35,6 +29,7 @@
cache line (256 bits). There is a special case for setting cache lines
to 0, to take advantage of the dcbz instruction. */
+ .machine power4
EALIGN (BP_SYM (memset), 5, 0)
CALL_MCOUNT 3