GNU C Library master sources branch, ibm/2.12/master, updated. glibc-2.12.1-12-g4b2ab09

[luisgpm at sourceware dot org]

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http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=4b2ab09c599174dbfc13154080783b1cc9cbdefd

commit 4b2ab09c599174dbfc13154080783b1cc9cbdefd
Author: Luis Machado <luisgpm@br.ibm.com>
Date:   Mon May 24 17:56:44 2010 -0700

    Small fix to POWER7 32-bit memset
    (cherry picked from commit ebd2e13d672d32bdc07e2ddadca68829840dd29c)

diff --git a/ChangeLog b/ChangeLog
index 5c02c19..3f909ee 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2010-05-24  Luis Machado  <luisgpm@br.ibm.com>
+
+	* sysdeps/powerpc/powerpc32/power7/memset.S: POWER7 32-bit memset fix.
+
 2010-05-28  Luis Machado  <luisgpm@br.ibm.com>
 
 	* sysdeps/powerpc/powerpc32/power7/memcpy.S: Exchange srdi for srwi.
diff --git a/sysdeps/powerpc/powerpc32/power7/memset.S b/sysdeps/powerpc/powerpc32/power7/memset.S
index 99d07ec..8aabb49 100644
--- a/sysdeps/powerpc/powerpc32/power7/memset.S
+++ b/sysdeps/powerpc/powerpc32/power7/memset.S
@@ -155,7 +155,6 @@ L(big_loop):
 	/* Now that we're probably past the LHS window, use the VSX to
 	   speed up the loop.  */
 L(big_loop_fast_setup):
-	li	0,0
 	li	11,24
 	li	6,16
 	lxvdsx	4,1,11
@@ -163,12 +162,12 @@ L(big_loop_fast_setup):
 	.align	4
 L(big_loop_fast):
 	addi	12,10,32
-	stxvd2x	4,10,0
+	stxvd2x	4,0,10
 	stxvd2x	4,10,6
 	bdz	L(tail_bytes)
 
 	addi	10,10,64
-	stxvd2x	4,12,0
+	stxvd2x	4,0,12
 	stxvd2x	4,12,6
 	bdnz	L(big_loop_fast)
 

http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=35521fabd4e1319bc0bded96e0acd613ba2645b8

commit 35521fabd4e1319bc0bded96e0acd613ba2645b8
Author: Luis Machado <luisgpm@br.ibm.com>
Date:   Fri May 28 14:19:21 2010 -0700

    Small fix to POWER7 32-bit memcpy
    (cherry picked from commit eb5ad2eb0d06326846ed37addebe187a0f67c7c7)

diff --git a/ChangeLog b/ChangeLog
index 58727fa..5c02c19 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2010-05-28  Luis Machado  <luisgpm@br.ibm.com>
+
+	* sysdeps/powerpc/powerpc32/power7/memcpy.S: Exchange srdi for srwi.
+
 2010-05-17  Luis Machado  <luisgpm@br.ibm.com>
 
 	POWER7 optimizations.
diff --git a/sysdeps/powerpc/powerpc32/power7/memcpy.S b/sysdeps/powerpc/powerpc32/power7/memcpy.S
index e3dfd2f..f0c332f 100644
--- a/sysdeps/powerpc/powerpc32/power7/memcpy.S
+++ b/sysdeps/powerpc/powerpc32/power7/memcpy.S
@@ -365,7 +365,7 @@ L(copy_GE_32_unaligned):
 	addi    3,3,8
 0:
 	clrlwi  10,12,28      /* Check alignment of SRC.  */
-	srdi    9,31,4	      /* Number of full quadwords remaining.  */
+	srwi    9,31,4	      /* Number of full quadwords remaining.  */
 
 	/* The proper alignment is present, it is OK to copy the bytes now.  */
 L(copy_GE_32_unaligned_cont):
@@ -375,7 +375,7 @@ L(copy_GE_32_unaligned_cont):
 	li      6,16	      /* Index for 16-bytes offsets.  */
 	li	7,32	      /* Index for 32-bytes offsets.  */
 	cmplwi  cr1,11,0
-	srdi    8,31,5	      /* Setup the loop counter.  */
+	srwi    8,31,5	      /* Setup the loop counter.  */
 	mr      10,3
 	mr      11,12
 	mtcrf   0x01,9

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                 |    8 ++++++++
 sysdeps/powerpc/powerpc32/power7/memcpy.S |    4 ++--
 sysdeps/powerpc/powerpc32/power7/memset.S |    5 ++---
 3 files changed, 12 insertions(+), 5 deletions(-)


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