summaryrefslogtreecommitdiff
path: root/gcc/config/c6x/c6x.c
diff options
context:
space:
mode:
authorsandra <sandra@138bc75d-0d04-0410-961f-82ee72b054a4>2015-06-28 20:46:01 +0000
committersandra <sandra@138bc75d-0d04-0410-961f-82ee72b054a4>2015-06-28 20:46:01 +0000
commit688586d582115b1c851208d6e048a69568ff68f3 (patch)
tree376b7bd32f48b41a9ab62d24a7d1a92fbe4e6588 /gcc/config/c6x/c6x.c
parent1ec9e8bd2fd96c748f2a7f41e56c5b43c9e7e507 (diff)
downloadgcc-688586d582115b1c851208d6e048a69568ff68f3.tar.gz
2015-06-28 Chung-Lin Tang <cltang@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com> gcc/ * regrename.h (regrename_do_replace): Change to return bool. * regrename.c (rename_chains): Check return value of regname_do_replace. (regrename_do_replace): Re-validate the modified insns and return bool status. * config/aarch64/cortex-a57-fma-steering.c (rename_single_chain): Update to match rename_chains changes. * config/c6x/c6x.c (try_rename_operands): Assert that regrename_do_replace returns true. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225106 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/c6x/c6x.c')
-rw-r--r--gcc/config/c6x/c6x.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/config/c6x/c6x.c b/gcc/config/c6x/c6x.c
index 1efac282668..b76a268ddb4 100644
--- a/gcc/config/c6x/c6x.c
+++ b/gcc/config/c6x/c6x.c
@@ -3516,7 +3516,7 @@ try_rename_operands (rtx_insn *head, rtx_insn *tail, unit_req_table reqs,
best_reg =
find_rename_reg (this_head, super_class, &unavailable, old_reg, true);
- regrename_do_replace (this_head, best_reg);
+ gcc_assert (regrename_do_replace (this_head, best_reg));
count_unit_reqs (new_reqs, head, PREV_INSN (tail));
merge_unit_reqs (new_reqs);
@@ -3529,7 +3529,7 @@ try_rename_operands (rtx_insn *head, rtx_insn *tail, unit_req_table reqs,
unit_req_imbalance (reqs), unit_req_imbalance (new_reqs));
}
if (unit_req_imbalance (new_reqs) > unit_req_imbalance (reqs))
- regrename_do_replace (this_head, old_reg);
+ gcc_assert (regrename_do_replace (this_head, old_reg));
else
memcpy (reqs, new_reqs, sizeof (unit_req_table));