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author | Richard Guenther <rguenther@suse.de> | 2012-08-01 11:48:56 +0000 |
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committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-08-01 11:48:56 +0000 |
commit | 525174a22213a316c4fb668d839a128ce03c6414 (patch) | |
tree | e525938828010ae0d2bba879beb2a05b69f70760 /gcc/tree-eh.c | |
parent | 137143106086c762d05037b4d420c1eaf8fe6fbc (diff) | |
download | gcc-525174a22213a316c4fb668d839a128ce03c6414.zip gcc-525174a22213a316c4fb668d839a128ce03c6414.tar.gz gcc-525174a22213a316c4fb668d839a128ce03c6414.tar.bz2 |
graphite-clast-to-gimple.c (translate_clast_user): Rename virtual operands.
2012-08-01 Richard Guenther <rguenther@suse.de>
* graphite-clast-to-gimple.c (translate_clast_user): Rename
virtual operands.
* sese.c (graphite_copy_stmts_from_block): Do not rename virtual
operands here.
* tree-call-cdce.c (tree_call_cdce): Use
mark_virtual_operands_for_renaming.
* tree-eh.c (sink_clobbers): Simplify.
* tree-flow.h (mark_sym_for_renaming): Remove.
(mark_virtual_operands_for_renaming): New function.
* tree-if-conv.c (tree_if_conversion): Use
mark_virtual_operands_for_renaming.
* tree-inline.c (update_ssa_across_abnormal_edges): Likewise.
* tree-into-ssa.c (mark_sym_for_renaming): Remove.
(mark_virtual_operands_for_renaming): New function.
* tree-loop-distribution.c (tree_loop_distribution): Use
mark_virtual_operands_for_renaming.
* tree-ssa-dce.c (mark_virtual_operand_for_renaming): Do not
update stmts, use mark_virtual_operands_for_renaming.
* tree-ssa-tail-merge.c (release_last_vdef): Remove.
(replace_block_by): Adjust.
(tail_merge_optimize): Use mark_virtual_operands_for_renaming.
* tree-tailcall.c (tree_optimize_tail_calls_1): Use
mark_virtual_operands_for_renaming.
* tree-vect-slp.c (vect_slp_transform_bb): Likewise.
* tree-vectorizer.c (vectorize_loops): Likewise.
From-SVN: r190034
Diffstat (limited to 'gcc/tree-eh.c')
-rw-r--r-- | gcc/tree-eh.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/gcc/tree-eh.c b/gcc/tree-eh.c index a5dce62..bd9294d 100644 --- a/gcc/tree-eh.c +++ b/gcc/tree-eh.c @@ -3250,22 +3250,18 @@ sink_clobbers (basic_block bb) for (gsi_prev (&gsi); !gsi_end_p (gsi); gsi_prev (&gsi)) { gimple stmt = gsi_stmt (gsi); - tree vdef; if (is_gimple_debug (stmt)) continue; if (gimple_code (stmt) == GIMPLE_LABEL) break; unlink_stmt_vdef (stmt); gsi_remove (&gsi, false); - vdef = gimple_vdef (stmt); - if (vdef && TREE_CODE (vdef) == SSA_NAME) - { - release_ssa_name (vdef); - vdef = SSA_NAME_VAR (vdef); - mark_sym_for_renaming (vdef); - gimple_set_vdef (stmt, vdef); - gimple_set_vuse (stmt, vdef); - } + /* Trigger the operand scanner to cause renaming for virtual + operands for this statement. + ??? Given the simple structure of this code manually + figuring out the reaching definition should not be too hard. */ + if (gimple_vuse (stmt)) + gimple_set_vuse (stmt, NULL_TREE); gsi_insert_before (&dgsi, stmt, GSI_SAME_STMT); } |