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authorGiuliano Belinassi <giuliano.belinassi@usp.br>2020-08-22 17:43:43 -0300
committerGiuliano Belinassi <giuliano.belinassi@usp.br>2020-08-22 17:43:43 -0300
commita926878ddbd5a98b272c22171ce58663fc04c3e0 (patch)
tree86af256e5d9a9c06263c00adc90e5fe348008c43 /gcc/regrename.c
parent542730f087133690b47e036dfd43eb0db8a650ce (diff)
parent07cbaed8ba7d1b6e4ab3a9f44175502a4e1ecdb1 (diff)
downloadgcc-devel/autopar_devel.zip
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Merge branch 'autopar_rebase2' into autopar_develdevel/autopar_devel
Quickly commit changes in the rebase branch.
Diffstat (limited to 'gcc/regrename.c')
-rw-r--r--gcc/regrename.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/gcc/regrename.c b/gcc/regrename.c
index 669a6ea..ebe74c5 100644
--- a/gcc/regrename.c
+++ b/gcc/regrename.c
@@ -695,10 +695,12 @@ merge_chains (du_head_p c1, du_head_p c2)
c1->cannot_rename |= c2->cannot_rename;
}
-/* Analyze the current function and build chains for renaming. */
+/* Analyze the current function and build chains for renaming.
+ If INCLUDE_ALL_BLOCKS_P is set to true, process all blocks,
+ ignoring BB_DISABLE_SCHEDULE. The default value is true. */
void
-regrename_analyze (bitmap bb_mask)
+regrename_analyze (bitmap bb_mask, bool include_all_block_p)
{
class bb_rename_info *rename_info;
int i;
@@ -748,6 +750,14 @@ regrename_analyze (bitmap bb_mask)
if (dump_file)
fprintf (dump_file, "\nprocessing block %d:\n", bb1->index);
+ if (!include_all_block_p && (bb1->flags & BB_DISABLE_SCHEDULE) != 0)
+ {
+ if (dump_file)
+ fprintf (dump_file, "avoid disrupting the sms schedule of bb %d\n",
+ bb1->index);
+ continue;
+ }
+
init_rename_info (this_info, bb1);
success = build_def_use (bb1);
@@ -1962,7 +1972,7 @@ regrename_optimize (void)
regrename_init (false);
- regrename_analyze (NULL);
+ regrename_analyze (NULL, false);
rename_chains ();