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| author | Sebastian Pop <sebastian.pop@amd.com> | 2010-04-07 06:33:55 +0000 |
|---|---|---|
| committer | Sebastian Pop <spop@gcc.gnu.org> | 2010-04-07 06:33:55 +0000 |
| commit | 62ef243189943eeec4e8e51c0252006589a486e5 (patch) | |
| tree | 66ada3bcd0734431a3b7efbb5409dd5788355485 | |
| parent | baaa8e9638e4f5681fa80840b4cae44122b7e6b7 (diff) | |
| download | gcc-62ef243189943eeec4e8e51c0252006589a486e5.zip gcc-62ef243189943eeec4e8e51c0252006589a486e5.tar.gz gcc-62ef243189943eeec4e8e51c0252006589a486e5.tar.bz2 | |
Fix comments.
2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
* tree-if-conv.c: Fix indentation and comments.
From-SVN: r158041
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/tree-if-conv.c | 25 |
2 files changed, 17 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 32a4bed..4eae15a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2010-04-07 Sebastian Pop <sebastian.pop@amd.com> + * tree-if-conv.c: Fix indentation and comments. + +2010-04-07 Sebastian Pop <sebastian.pop@amd.com> + * tree-if-conv.c: Sort static functions in topological order. 2010-04-07 Sebastian Pop <sebastian.pop@amd.com> diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c index 3b2386a..4a563f3 100644 --- a/gcc/tree-if-conv.c +++ b/gcc/tree-if-conv.c @@ -130,7 +130,7 @@ ifc_temp_var (tree type, tree exp) return stmt; } -/* Add condition COND into predicate list of basic block BB. */ +/* Add condition NEW_COND into predicate list of basic block BB. */ static void add_to_predicate_list (basic_block bb, tree new_cond) @@ -139,16 +139,18 @@ add_to_predicate_list (basic_block bb, tree new_cond) if (cond) cond = fold_build2_loc (EXPR_LOCATION (cond), - TRUTH_OR_EXPR, boolean_type_node, - unshare_expr (cond), new_cond); + TRUTH_OR_EXPR, boolean_type_node, + unshare_expr (cond), new_cond); else cond = new_cond; bb->aux = cond; } -/* Add condition COND into BB's predicate list. PREV_COND is - existing condition. */ +/* And condition COND to the previous condition PREV_COND and add this + to the predicate list of the destination of edge E. GSI is the + place where the gimplification of the resulting condition should + output code. LOOP is the loop to be if-converted. */ static tree add_to_dst_predicate_list (struct loop *loop, edge e, @@ -254,7 +256,7 @@ tree_if_convert_cond_stmt (struct loop *loop, gimple stmt, tree cond, loop. It is used here when it is required to delete current statement. */ static tree -tree_if_convert_stmt (struct loop * loop, gimple t, tree cond, +tree_if_convert_stmt (struct loop *loop, gimple t, tree cond, gimple_stmt_iterator *gsi) { if (dump_file && (dump_flags & TDF_DETAILS)) @@ -872,8 +874,8 @@ replace_phi_with_cond_gimple_assign_stmt (gimple phi, tree cond, } } -/* Process phi nodes for the given LOOP. Replace phi nodes with cond - modify expr. */ +/* Process phi nodes for the given LOOP. Replace phi nodes with + conditional modify expressions. */ static void process_phi_nodes (struct loop *loop) @@ -882,7 +884,6 @@ process_phi_nodes (struct loop *loop) unsigned int orig_loop_num_nodes = loop->num_nodes; unsigned int i; - /* Replace phi nodes with cond. modify expr. */ for (i = 1; i < orig_loop_num_nodes; i++) { gimple phi; @@ -897,7 +898,7 @@ process_phi_nodes (struct loop *loop) phi_gsi = gsi_start_phis (bb); gsi = gsi_after_labels (bb); - /* BB has two predecessors. Using predecessor's aux field, set + /* BB has two predecessors. Using predecessor's aux field, set appropriate condition for the PHI node replacement. */ if (!gsi_end_p (phi_gsi)) true_bb = find_phi_replacement_condition (loop, bb, &cond, &gsi); @@ -914,8 +915,8 @@ process_phi_nodes (struct loop *loop) return; } -/* Combine all basic block from the given LOOP into one or two super - basic block. Replace PHI nodes with conditional modify expression. */ +/* Combine all the basic blocks from LOOP into one or two super basic + blocks. Replace PHI nodes with conditional modify expressions. */ static void combine_blocks (struct loop *loop) |