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GNU C Library master sources branch, master, updated. glibc-2.15-614-g6b652f4
- From: rsa at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 18 Apr 2012 20:46:12 -0000
- Subject: GNU C Library master sources branch, master, updated. glibc-2.15-614-g6b652f4
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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=6b652f46c3935088082bb5870b6fd9edbaa92125
commit 6b652f46c3935088082bb5870b6fd9edbaa92125
Author: Will Schmidt <will_schmidt@vnet.ibm.com>
Date: Wed Apr 18 15:34:23 2012 -0500
Further simplify power6 wordcopy by removing switch statements.
This fix replaces switch statements that contain individual
[fwd|bwd]_align_merge (<constant>) calls with a single [fwd|bwd]_align_merge
(align) call.
diff --git a/ChangeLog b/ChangeLog
index cdd2981..e31c4db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,14 @@
2012-04-18 Will Schmidt <will_schmidt@vnet.ibm.com>
+ * sysdeps/powerpc/powerpc64/power6/wordcopy.c
+ (_wordcopy_fwd_dest_aligned): Replace switch with a parameterized
+ fwd_align_merge macro call.
+ (_wordcopy_bwd_dest_aligned): Replace switch with a parameterized
+ bwd_align_merge macro call.
+ * sysdeps/powerpc/powerpc32/power6/wordcopy.c: Likewise.
+
+2012-04-18 Will Schmidt <will_schmidt@vnet.ibm.com>
+
* sysdeps/powerpc/powerpc64/power6/wordcopy.c: Add fwd_align_merge and
bwd_align_merge macros.
(_wordcopy_fwd_dest_aligned): Use fwd_align_merge macro calls.
diff --git a/sysdeps/powerpc/powerpc32/power6/wordcopy.c b/sysdeps/powerpc/powerpc32/power6/wordcopy.c
index d0df56f..698b82f 100644
--- a/sysdeps/powerpc/powerpc32/power6/wordcopy.c
+++ b/sysdeps/powerpc/powerpc32/power6/wordcopy.c
@@ -115,18 +115,7 @@ _wordcopy_fwd_dest_aligned (dstp, srcp, len)
len -= 1;
}
- switch (align)
- {
- case 1:
- fwd_align_merge (1);
- break;
- case 2:
- fwd_align_merge (2);
- break;
- case 3:
- fwd_align_merge (3);
- break;
- }
+ fwd_align_merge (align);
}
@@ -224,16 +213,5 @@ _wordcopy_bwd_dest_aligned (dstp, srcp, len)
len -= 1;
}
- switch (align)
- {
- case 1:
- bwd_align_merge (1);
- break;
- case 2:
- bwd_align_merge (2);
- break;
- case 3:
- bwd_align_merge (3);
- break;
- }
+ bwd_align_merge (align);
}
diff --git a/sysdeps/powerpc/powerpc64/power6/wordcopy.c b/sysdeps/powerpc/powerpc64/power6/wordcopy.c
index b18b97f..4c72404 100644
--- a/sysdeps/powerpc/powerpc64/power6/wordcopy.c
+++ b/sysdeps/powerpc/powerpc64/power6/wordcopy.c
@@ -115,30 +115,7 @@ _wordcopy_fwd_dest_aligned (dstp, srcp, len)
len -= 1;
}
- switch (align)
- {
- case 1:
- fwd_align_merge (1);
- break;
- case 2:
- fwd_align_merge (2);
- break;
- case 3:
- fwd_align_merge (3);
- break;
- case 4:
- fwd_align_merge (4);
- break;
- case 5:
- fwd_align_merge (5);
- break;
- case 6:
- fwd_align_merge (6);
- break;
- case 7:
- fwd_align_merge (7);
- break;
- }
+ fwd_align_merge (align);
}
@@ -236,28 +213,5 @@ _wordcopy_bwd_dest_aligned (dstp, srcp, len)
len -= 1;
}
- switch (align)
- {
- case 1:
- bwd_align_merge (1);
- break;
- case 2:
- bwd_align_merge (2);
- break;
- case 3:
- bwd_align_merge (3);
- break;
- case 4:
- bwd_align_merge (4);
- break;
- case 5:
- bwd_align_merge (5);
- break;
- case 6:
- bwd_align_merge (6);
- break;
- case 7:
- bwd_align_merge (7);
- break;
- }
+ bwd_align_merge (align);
}
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 9 +++++
sysdeps/powerpc/powerpc32/power6/wordcopy.c | 26 +-------------
sysdeps/powerpc/powerpc64/power6/wordcopy.c | 50 +-------------------------
3 files changed, 13 insertions(+), 72 deletions(-)
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