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i965/vec4: Allow constant propagation into dot product.

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total instructions in shared programs: 1667088 -> 1667055 (-0.00%)
instructions in affected programs:     3362 -> 3329 (-0.98%)

Reviewed-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Matt Turner
2014-03-02 09:02:17 -08:00
parent 34ec1a24d6
commit 5d0b3ec4ae
1 changed files with 4 additions and 0 deletions
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src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
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@@ -95,6 +95,10 @@ try_constant_propagation(vec4_instruction *inst, int arg, src_reg *values[4])
inst->src[arg] = value;
return true;
case BRW_OPCODE_DP2:
case BRW_OPCODE_DP3:
case BRW_OPCODE_DP4:
case BRW_OPCODE_DPH:
case BRW_OPCODE_BFI1:
case BRW_OPCODE_ASR:
case BRW_OPCODE_SHL: