This instruction doesn't update its IR destination, it just moves from
payload to f0. This caused the dead code elimination pass I'm adding to
dead-code-eliminate the first step of interpolation.
---
src/mesa/drivers/dri/i965/brw_fs.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 331e1ea..3917dba 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -1064,7 +1064,7 @@ fs_visitor::emit_general_interpolation(ir_variable *ir)
* unlit, replace the centroid data with non-centroid
* data.
*/
- emit(FS_OPCODE_MOV_DISPATCH_TO_FLAGS, attr);
+ emit(FS_OPCODE_MOV_DISPATCH_TO_FLAGS);
fs_inst *inst = emit_linterp(attr, fs_reg(interp),
interpolation_mode, false);
inst->predicate = BRW_PREDICATE_NORMAL;
--
1.7.10.4
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