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authorStéphane Marchesin <[email protected]>2011-12-22 18:17:54 -0800
committerStéphane Marchesin <[email protected]>2011-12-27 17:08:26 -0800
commitb50d250e02457f367c195ee1808b061e0dfe2d00 (patch)
tree80c6279284d233a3c28df087a833eef8991ddf86 /src/gallium
parent07ee9f374f2946f852896e9264c7fa83eafc3f16 (diff)
i915g: Only apply the optimization to output vars.
This is a bit overkill, but otherwise we need to rename subsequent uses, which is a future TODO. Reported by CME.
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/i915/i915_fpc_optimize.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/gallium/drivers/i915/i915_fpc_optimize.c b/src/gallium/drivers/i915/i915_fpc_optimize.c
index 0d680fbf876..d9b4c46b909 100644
--- a/src/gallium/drivers/i915/i915_fpc_optimize.c
+++ b/src/gallium/drivers/i915/i915_fpc_optimize.c
@@ -203,6 +203,7 @@ static void i915_fpc_optimize_useless_mov(union i915_full_token* current, union
next->FullInstruction.Instruction.Saturate == TGSI_SAT_NONE &&
next->FullInstruction.Src[0].Register.Absolute == 0 &&
next->FullInstruction.Src[0].Register.Negate == 0 &&
+ next->FullInstruction.Dst[0].Register.File == TGSI_FILE_OUTPUT &&
is_unswizzled(&next->FullInstruction.Src[0], next->FullInstruction.Dst[0].Register.WriteMask) &&
current->FullInstruction.Dst[0].Register.WriteMask == next->FullInstruction.Dst[0].Register.WriteMask &&
same_src_dst_reg(&next->FullInstruction.Src[0], &current->FullInstruction.Dst[0]) )