diff mbox

[committed] Don't put SSE2/AVX/AVX512 memmove/memset in ld.so

Message ID 20160403213851.GA12707@gmail.com
State Committed
Headers

Commit Message

H.J. Lu April 3, 2016, 9:38 p.m. UTC 
  Since memmove and memset in ld.so don't use IFUNC, don't put SSE2, AVX
and AVX512 memmove and memset in ld.so.

Tested on x86-64.  Check into master branch.


H.J.
---
	* sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S: Skip
	if not in libc.
	* sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S:
	Likewise.
	* sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S:
	Likewise.
	* sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S:
	Likewise.
---
 ChangeLog                                              | 11 +++++++++++
 sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S  | 16 +++++++++-------
 .../x86_64/multiarch/memmove-avx512-unaligned-erms.S   |  2 +-
 sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S | 16 +++++++++-------
 sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S  | 18 ++++++++++--------
 .../x86_64/multiarch/memset-avx512-unaligned-erms.S    |  2 +-
 sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S  | 18 ++++++++++--------
 7 files changed, 51 insertions(+), 32 deletions(-)
diff mbox

Patch

diff --git a/ChangeLog b/ChangeLog
index e93b7bf..befaa41 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,16 @@ 
 2016-04-03   H.J. Lu  <hongjiu.lu@intel.com>
 
+	* sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S: Skip
+	if not in libc.
+	* sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S:
+	Likewise.
+	* sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S:
+	Likewise.
+	* sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S:
+	Likewise.
+
+2016-04-03   H.J. Lu  <hongjiu.lu@intel.com>
+
 	* sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:
 	(__mempcpy_erms, __memmove_erms): Moved before __mempcpy_chk
 	with unaligned_erms.
diff --git a/sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S
index 3a72c7e..44711c3 100644
--- a/sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memmove-avx-unaligned-erms.S
@@ -1,9 +1,11 @@ 
-#define VEC_SIZE	32
-#define VEC(i)		ymm##i
-#define VMOVU		vmovdqu
-#define VMOVA		vmovdqa
+#if IS_IN (libc)
+# define VEC_SIZE	32
+# define VEC(i)		ymm##i
+# define VMOVU		vmovdqu
+# define VMOVA		vmovdqa
 
-#define SECTION(p)		p##.avx
-#define MEMMOVE_SYMBOL(p,s)	p##_avx_##s
+# define SECTION(p)		p##.avx
+# define MEMMOVE_SYMBOL(p,s)	p##_avx_##s
 
-#include "memmove-vec-unaligned-erms.S"
+# include "memmove-vec-unaligned-erms.S"
+#endif
diff --git a/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S
index 38358fa..c2c5293 100644
--- a/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memmove-avx512-unaligned-erms.S
@@ -1,4 +1,4 @@ 
-#ifdef HAVE_AVX512_ASM_SUPPORT
+#if defined HAVE_AVX512_ASM_SUPPORT && IS_IN (libc)
 # define VEC_SIZE	64
 # define VEC(i)		zmm##i
 # define VMOVU		vmovdqu64
diff --git a/sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S
index 52b9ae0..85214fe 100644
--- a/sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memmove-sse2-unaligned-erms.S
@@ -1,9 +1,11 @@ 
-#define VEC_SIZE	16
-#define VEC(i)		xmm##i
-#define VMOVU		movdqu
-#define VMOVA		movdqa
+#if IS_IN (libc)
+# define VEC_SIZE	16
+# define VEC(i)		xmm##i
+# define VMOVU		movdqu
+# define VMOVA		movdqa
 
-#define SECTION(p)		p
-#define MEMMOVE_SYMBOL(p,s)	p##_sse2_##s
+# define SECTION(p)		p
+# define MEMMOVE_SYMBOL(p,s)	p##_sse2_##s
 
-#include "memmove-vec-unaligned-erms.S"
+# include "memmove-vec-unaligned-erms.S"
+#endif
diff --git a/sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S
index e0dc565..79975e0 100644
--- a/sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memset-avx2-unaligned-erms.S
@@ -1,14 +1,16 @@ 
-#define VEC_SIZE	32
-#define VEC(i)		ymm##i
-#define VMOVU		vmovdqu
-#define VMOVA		vmovdqa
+#if IS_IN (libc)
+# define VEC_SIZE	32
+# define VEC(i)		ymm##i
+# define VMOVU		vmovdqu
+# define VMOVA		vmovdqa
 
-#define VDUP_TO_VEC0_AND_SET_RETURN(d, r) \
+# define VDUP_TO_VEC0_AND_SET_RETURN(d, r) \
   vmovd d, %xmm0; \
   movq r, %rax; \
   vpbroadcastb %xmm0, %ymm0
 
-#define SECTION(p)		p##.avx
-#define MEMSET_SYMBOL(p,s)	p##_avx2_##s
+# define SECTION(p)		p##.avx
+# define MEMSET_SYMBOL(p,s)	p##_avx2_##s
 
-#include "memset-vec-unaligned-erms.S"
+# include "memset-vec-unaligned-erms.S"
+#endif
diff --git a/sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S
index 72f4095..f1b3cb2 100644
--- a/sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memset-avx512-unaligned-erms.S
@@ -1,4 +1,4 @@ 
-#ifdef HAVE_AVX512_ASM_SUPPORT
+#if defined HAVE_AVX512_ASM_SUPPORT && IS_IN (libc)
 # define VEC_SIZE	64
 # define VEC(i)		zmm##i
 # define VMOVU		vmovdqu64
diff --git a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
index 437a858..2deba42 100644
--- a/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memset-sse2-unaligned-erms.S
@@ -1,16 +1,18 @@ 
-#define VEC_SIZE	16
-#define VEC(i)		xmm##i
-#define VMOVU		movdqu
-#define VMOVA		movdqa
+#if IS_IN (libc)
+# define VEC_SIZE	16
+# define VEC(i)		xmm##i
+# define VMOVU		movdqu
+# define VMOVA		movdqa
 
-#define VDUP_TO_VEC0_AND_SET_RETURN(d, r) \
+# define VDUP_TO_VEC0_AND_SET_RETURN(d, r) \
   movd d, %xmm0; \
   movq r, %rax; \
   punpcklbw %xmm0, %xmm0; \
   punpcklwd %xmm0, %xmm0; \
   pshufd $0, %xmm0, %xmm0
 
-#define SECTION(p)		p
-#define MEMSET_SYMBOL(p,s)	p##_sse2_##s
+# define SECTION(p)		p
+# define MEMSET_SYMBOL(p,s)	p##_sse2_##s
 
-#include "memset-vec-unaligned-erms.S"
+# include "memset-vec-unaligned-erms.S"
+#endif