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powerpc: refactor strrchr IFUNC

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As done in commit 6d15a5c2e9
clean up IFUNC implementation for power8 in order to remove
unneeded macro definitions.
This commit is contained in:
Rajalakshmi Srinivasaraghavan 2017-06-23 11:24:30 +05:30
parent 001b09a6a2
commit 12f50337ae
3 changed files with 16 additions and 19 deletions
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9
ChangeLog
View File

@ -1,3 +1,12 @@
2017-06-23 Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/multiarch/strchr-power8.S(STRRCHR): Define
the implementation-specific function name and remove unneeded macros
definition.
* sysdeps/powerpc/powerpc64/power8/strrchr.S(STRRCHR): Set a default
function name if not defined and pass as parameter to macros
accordingly.
2017-06-23 Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc64/fpu/multiarch/Makefile

18
sysdeps/powerpc/powerpc64/multiarch/strrchr-power8.S
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@ -18,23 +18,7 @@
#include <sysdep.h>
#undef ENTRY_TOCLESS
#ifndef PROF
#define ENTRY_TOCLESS(name, ...) \
ENTRY_3 __strrchr_power8, ## __VA_ARGS__; \
cfi_startproc
#else
#define ENTRY_TOCLESS(name, ...) \
ENTRY_3 __strrchr_power8, ## __VA_ARGS__; \
cfi_startproc; \
LOCALENTRY(__strrchr_power8)
#endif
#undef END
#define END(name) \
cfi_endproc; \
TRACEBACK(__strrchr_power8); \
END_2(__strrchr_power8)
#define STRRCHR __strrchr_power8
#undef libc_hidden_builtin_def
#define libc_hidden_builtin_def(name)

8
sysdeps/powerpc/powerpc64/power8/strrchr.S
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@ -76,8 +76,12 @@
1: \
vsumsws v2, v2, v0;
#endif /* !__LITTLE_ENDIAN__ */
#ifndef STRRCHR
# define STRRCHR strrchr
#endif
.machine power7
ENTRY_TOCLESS (strrchr)
ENTRY_TOCLESS (STRRCHR)
CALL_MCOUNT 2
dcbt 0,r3
clrrdi r8,r3,3 /* Align the address to doubleword boundary. */
@ -459,6 +463,6 @@ L(continue1):
#endif
add r3, r3, r6 /* Compute final length. */
blr
END (strrchr)
END_GEN_TB (STRRCHR, TB_TOCLESS)
weak_alias (strrchr, rindex)
libc_hidden_builtin_def (strrchr)