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authorTom de Vries <tom@codesourcery.com>2012-04-14 12:17:41 +0000
committerTom de Vries <tom@codesourcery.com>2012-04-14 12:17:41 +0000
commitfa1465eab2c33af7b4d9f4dfe40eb10bed0eb47e (patch)
tree4f6d14468c3e8c66203f590c5cce7d44cffa1a49 /gcc/cfgcleanup.c
parent669d1af4410224f510752156f391a747de9d5b5d (diff)
2012-04-14 Tom de Vries <tom@codesourcery.com>
* cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by call to delete_insn. Remove code to reorder BASIC_BLOCK note and DELETED_LABEL note, and move it to ... * cfgrtl.c (delete_insn): ... here. Change return type to void. (delete_insn_and_edges): Likewise. (delete_insn_chain): Handle new return type of delete_insn. Delete chain backwards rather than forwards. * rtl.h (delete_insn, delete_insn_and_edges): Change return type to void. * cfglayout.c (fixup_reorder_chain): Delete unused label. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@186451 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfgcleanup.c')
-rw-r--r--gcc/cfgcleanup.c15
1 files changed, 1 insertions, 14 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c
index 3824797485d..d06a9b1a903 100644
--- a/gcc/cfgcleanup.c
+++ b/gcc/cfgcleanup.c
@@ -2637,20 +2637,7 @@ try_optimize_cfg (int mode)
|| ! label_is_jump_target_p (BB_HEAD (b),
BB_END (single_pred (b)))))
{
- rtx label = BB_HEAD (b);
-
- delete_insn_chain (label, label, false);
- /* If the case label is undeletable, move it after the
- BASIC_BLOCK note. */
- if (NOTE_KIND (BB_HEAD (b)) == NOTE_INSN_DELETED_LABEL)
- {
- rtx bb_note = NEXT_INSN (BB_HEAD (b));
-
- reorder_insns_nobb (label, label, bb_note);
- BB_HEAD (b) = bb_note;
- if (BB_END (b) == bb_note)
- BB_END (b) = label;
- }
+ delete_insn (BB_HEAD (b));
if (dump_file)
fprintf (dump_file, "Deleted label in block %i.\n",
b->index);