---
src/mesa/drivers/dri/i965/brw_fs.cpp | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 50552cb..660a8db 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -3127,18 +3127,18 @@ fs_visitor::remove_duplicate_mrf_writes()
}
/* Clear out any MRF move records whose sources got overwritten. */
- if (inst->dst.file == VGRF) {
- for (unsigned int i = 0; i < ARRAY_SIZE(last_mrf_move); i++) {
- if (last_mrf_move[i] &&
- last_mrf_move[i]->src[0].nr == inst->dst.nr) {
- last_mrf_move[i] = NULL;
- }
- }
+ for (unsigned int i = 0; i < ARRAY_SIZE(last_mrf_move); i++) {
+ if (last_mrf_move[i] &&
+ regions_overlap(inst->dst, inst->regs_written * REG_SIZE,
+ last_mrf_move[i]->src[0],
+ last_mrf_move[i]->regs_read(0) * REG_SIZE)) {
+ last_mrf_move[i] = NULL;
+ }
}
if (inst->opcode == BRW_OPCODE_MOV &&
inst->dst.file == MRF &&
- inst->src[0].file == VGRF &&
+ inst->src[0].file != ARF &&
!inst->is_partial_write()) {
last_mrf_move[inst->dst.nr] = inst;
}
--
2.7.3
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