From 056b77ca22a3e7a2e24a32941daf65313f604042 Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Tue, 31 Jul 2012 16:42:15 +0000 Subject: [PATCH] radeon/llvm: Move SMRD IMM pattern before SMRD SGPR pattern In tablegen, if two patterns match, the one that comes first in the file is given preference. We want the SMRD IMM pattern to be given preference, because it encodes the pointer offset in its immediate field, which saves us an add instruction. --- src/gallium/drivers/radeon/SIInstrInfo.td | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/src/gallium/drivers/radeon/SIInstrInfo.td b/src/gallium/drivers/radeon/SIInstrInfo.td index 78b1a37..36496f0 100644 --- a/src/gallium/drivers/radeon/SIInstrInfo.td +++ b/src/gallium/drivers/radeon/SIInstrInfo.td @@ -475,21 +475,20 @@ class MTBUF_Store_Helper op, string asm, RegisterClass regClass> : MTBU multiclass SMRD_Helper op, string asm, RegisterClass dstClass, ValueType vt> { - - def _SGPR : SMRD < + def _IMM : SMRD < op, (outs dstClass:$dst), - (ins SMRDmemrr:$src0), + (ins SMRDmemri:$src0), asm, - [(set (vt dstClass:$dst), (constant_load ADDR_Reg:$src0))] + [(set (vt dstClass:$dst), (constant_load ADDR_Offset8:$src0))] >; - def _IMM : SMRD < + def _SGPR : SMRD < op, (outs dstClass:$dst), - (ins SMRDmemri:$src0), + (ins SMRDmemrr:$src0), asm, - [(set (vt dstClass:$dst), (constant_load ADDR_Offset8:$src0))] + [(set (vt dstClass:$dst), (constant_load ADDR_Reg:$src0))] >; } -- 2.7.4