This saves a couple of instructions on most programs with control
flow. More interestingly, 6 shaders from unigine sanctuary now fit
into 16-wide without register spilling.
---
src/mesa/drivers/dri/i965/brw_fs.cpp | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 8ca4a87..b6aa60e 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1144,6 +1144,7 @@ fs_visitor::propagate_constants()
break;
case BRW_OPCODE_CMP:
+ case BRW_OPCODE_IF:
if (i == 1) {
scan_inst->src[i] = inst->src[0];
progress = true;
--
1.7.7.3
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