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authorbernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>2011-10-06 18:59:36 +0000
committerbernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>2011-10-06 18:59:36 +0000
commit4db91b33e7cce3862116cfe108b91cfb329a6b98 (patch)
treec649b6625d5a5697bc6e9e44f0886bbd82a7af39 /gcc/function.c
parent84557284812ca26206c4dcf03506db4c2ade4348 (diff)
downloadgcc-4db91b33e7cce3862116cfe108b91cfb329a6b98.tar.gz
* function.c (thread_prologue_and_epilogue_insns): Emit split
prologue on the orig_entry_edge. Don't account for it in prologue_clobbered. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179627 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/function.c')
-rw-r--r--gcc/function.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/gcc/function.c b/gcc/function.c
index c535ff04d10..ff63b9498fc 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -5602,10 +5602,6 @@ thread_prologue_and_epilogue_insns (void)
note_stores (PATTERN (p_insn), record_hard_reg_sets,
&prologue_clobbered);
}
- for (p_insn = split_prologue_seq; p_insn; p_insn = NEXT_INSN (p_insn))
- if (NONDEBUG_INSN_P (p_insn))
- note_stores (PATTERN (p_insn), record_hard_reg_sets,
- &prologue_clobbered);
bitmap_initialize (&bb_antic_flags, &bitmap_default_obstack);
bitmap_initialize (&bb_on_list, &bitmap_default_obstack);
@@ -5758,7 +5754,7 @@ thread_prologue_and_epilogue_insns (void)
if (split_prologue_seq != NULL_RTX)
{
- insert_insn_on_edge (split_prologue_seq, entry_edge);
+ insert_insn_on_edge (split_prologue_seq, orig_entry_edge);
inserted = true;
}
if (prologue_seq != NULL_RTX)