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authorConnor Abbott <cwabbott0@gmail.com>2015-10-30 18:19:34 -0400
committerJason Ekstrand <jason.ekstrand@intel.com>2015-10-31 08:05:52 -0700
commit0ef8c5cb96f6b1fea7c18c25fbff2adb6d7d0736 (patch)
tree46ae1a458d49022ea9b355f58c948d0474982c27
parent425d8c2578a1e51ecbbc2ac6138af68817a52cb0 (diff)
i965/sched: don't calculate live intervals for post-RA scheduling
For some reason, this causes assertions on gm965 only. In any case, it's unnecessary since we don't need liveness information in the post-RA scheduler. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92744 Cc: Mark Janes <mark.a.janes@intel.com> Signed-off-by: Connor Abbott <cwabbott0@gmail.com> Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
-rw-r--r--src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp b/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp
index 2698399641..88c45f7433 100644
--- a/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp
+++ b/src/mesa/drivers/dri/i965/brw_schedule_instructions.cpp
@@ -1702,7 +1702,8 @@ instruction_scheduler::run(cfg_t *cfg)
void
fs_visitor::schedule_instructions(instruction_scheduler_mode mode)
{
- calculate_live_intervals();
+ if (mode != SCHEDULE_POST)
+ calculate_live_intervals();
int grf_count;
if (mode == SCHEDULE_POST)