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authoruweigand <uweigand@138bc75d-0d04-0410-961f-82ee72b054a4>2003-04-23 17:13:11 +0000
committeruweigand <uweigand@138bc75d-0d04-0410-961f-82ee72b054a4>2003-04-23 17:13:11 +0000
commit0cc1c946030e6ace5473742e4bda5d9d99c30e02 (patch)
tree4beb5984cdcad9636ef55de1a00f0b5e1daa4395 /gcc
parent514916d7b1966ca1c86ea0c44d58813604091aa1 (diff)
downloadppe42-gcc-0cc1c946030e6ace5473742e4bda5d9d99c30e02.tar.gz
ppe42-gcc-0cc1c946030e6ace5473742e4bda5d9d99c30e02.zip
* config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@66002 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog4
-rw-r--r--gcc/config/s390/s390.c6
2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 22312ac37fa..c263b1608bd 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2003-04-23 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_expand_cmpstr): Disable CLC loop.
+
2003-04-23 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_OPTIONS): Add value field.
diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 38c630db48c..2a4938152aa 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -2963,7 +2963,7 @@ s390_expand_cmpstr (target, op0, op1, len)
emit_move_insn (target, const0_rtx);
}
- else if (TARGET_MVCLE)
+ else /* if (TARGET_MVCLE) */
{
enum machine_mode double_mode = TARGET_64BIT ? TImode : DImode;
enum machine_mode single_mode = TARGET_64BIT ? DImode : SImode;
@@ -2982,6 +2982,9 @@ s390_expand_cmpstr (target, op0, op1, len)
emit_insn ((*gen_result) (target));
}
+#if 0
+ /* Deactivate for now as profile code cannot cope with
+ CC being live across basic block boundaries. */
else
{
rtx addr0, addr1, count, blocks, temp;
@@ -3047,6 +3050,7 @@ s390_expand_cmpstr (target, op0, op1, len)
emit_insn ((*gen_result) (target));
}
+#endif
}
/* This is called from dwarf2out.c via ASM_OUTPUT_DWARF_DTPREL.
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