diff options
| author | Jiong Wang <jiong.wang@arm.com> | 2016-07-05 16:05:27 +0000 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2016-07-05 16:05:27 +0000 |
| commit | e8bc789145d50333a043ce5cf06e10ca6c56ead8 (patch) | |
| tree | a631f6bd21815559f13d260de744910b7f76acba | |
| parent | 467629c2306fd7ccd9134db5360fc5b2e37a5b53 (diff) | |
[LRA] Don't count spilling cost for it offmemok
* lra-constraints.c (process_alt_operands): Don't add spilling cost for
"offmemok".
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@238010 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/lra-constraints.c | 4 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5e466b7cd7d..de92a3efb8e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2016-07-05 Jiong Wang <jiong.wang@arm.com> + + * lra-constraints.c (process_alt_operands): Don't add spilling cost for + "offmemok". + 2016-07-05 Jan Hubicka <jh@suse.cz> * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index bf08dce2e0a..e9d3e43eace 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -2488,7 +2488,9 @@ process_alt_operands (int only_alternative) Code below increases the reject for both pseudo and non-pseudo spill. */ - if (no_regs_p && !(REG_P (op) && hard_regno[nop] < 0)) + if (no_regs_p + && !(MEM_P (op) && offmemok) + && !(REG_P (op) && hard_regno[nop] < 0)) { if (lra_dump_file != NULL) fprintf |