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| author | Christian Konig <christian.koenig@amd.com> | 2013-03-27 09:12:59 +0000 |
|---|---|---|
| committer | Christian Konig <christian.koenig@amd.com> | 2013-03-27 09:12:59 +0000 |
| commit | e49230895d9c666b84beaa748259fbf1f6715122 (patch) | |
| tree | b300cd1efed44d08c7e9fd3bbf93e1da1bb0130e /lib/Target/R600/SIInstrInfo.td | |
| parent | 45b14e341a8a85e877d001bbd43f5e2b25b61cb8 (diff) | |
| download | external_llvm-e49230895d9c666b84beaa748259fbf1f6715122.zip external_llvm-e49230895d9c666b84beaa748259fbf1f6715122.tar.gz external_llvm-e49230895d9c666b84beaa748259fbf1f6715122.tar.bz2 | |
R600/SI: add cummuting of rev instructions
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Tested-by: Michel Dänzer <michel.daenzer@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178127 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/R600/SIInstrInfo.td')
| -rw-r--r-- | lib/Target/R600/SIInstrInfo.td | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/lib/Target/R600/SIInstrInfo.td b/lib/Target/R600/SIInstrInfo.td index 7af1a87..617f0b8 100644 --- a/lib/Target/R600/SIInstrInfo.td +++ b/lib/Target/R600/SIInstrInfo.td @@ -138,6 +138,11 @@ class VOP <string opName> { string OpName = opName; } +class VOP2_REV <string revOp, bit isOrig> { + string RevOp = revOp; + bit IsOrig = isOrig; +} + multiclass VOP1_Helper <bits<8> op, RegisterClass drc, RegisterClass src, string opName, list<dag> pattern> { @@ -166,11 +171,11 @@ multiclass VOP1_64 <bits<8> op, string opName, list<dag> pattern> : VOP1_Helper <op, VReg_64, VSrc_64, opName, pattern>; multiclass VOP2_Helper <bits<6> op, RegisterClass vrc, RegisterClass arc, - string opName, list<dag> pattern> { + string opName, list<dag> pattern, string revOp> { def _e32 : VOP2 < op, (outs vrc:$dst), (ins arc:$src0, vrc:$src1), opName#"_e32 $dst, $src0, $src1", pattern - >, VOP <opName>; + >, VOP <opName>, VOP2_REV<revOp#"_e32", !eq(revOp, opName)>; def _e64 : VOP3 < {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, @@ -179,23 +184,26 @@ multiclass VOP2_Helper <bits<6> op, RegisterClass vrc, RegisterClass arc, i32imm:$abs, i32imm:$clamp, i32imm:$omod, i32imm:$neg), opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", [] - >, VOP <opName> { + >, VOP <opName>, VOP2_REV<revOp#"_e64", !eq(revOp, opName)> { let SRC2 = SIOperand.ZERO; } } -multiclass VOP2_32 <bits<6> op, string opName, list<dag> pattern> - : VOP2_Helper <op, VReg_32, VSrc_32, opName, pattern>; +multiclass VOP2_32 <bits<6> op, string opName, list<dag> pattern, + string revOp = opName> + : VOP2_Helper <op, VReg_32, VSrc_32, opName, pattern, revOp>; -multiclass VOP2_64 <bits<6> op, string opName, list<dag> pattern> - : VOP2_Helper <op, VReg_64, VSrc_64, opName, pattern>; +multiclass VOP2_64 <bits<6> op, string opName, list<dag> pattern, + string revOp = opName> + : VOP2_Helper <op, VReg_64, VSrc_64, opName, pattern, revOp>; -multiclass VOP2b_32 <bits<6> op, string opName, list<dag> pattern> { +multiclass VOP2b_32 <bits<6> op, string opName, list<dag> pattern, + string revOp = opName> { def _e32 : VOP2 < op, (outs VReg_32:$dst), (ins VSrc_32:$src0, VReg_32:$src1), opName#"_e32 $dst, $src0, $src1", pattern - >, VOP <opName>; + >, VOP <opName>, VOP2_REV<revOp#"_e32", !eq(revOp, opName)>; def _e64 : VOP3b < {1, 0, 0, op{5}, op{4}, op{3}, op{2}, op{1}, op{0}}, @@ -204,7 +212,7 @@ multiclass VOP2b_32 <bits<6> op, string opName, list<dag> pattern> { i32imm:$abs, i32imm:$clamp, i32imm:$omod, i32imm:$neg), opName#"_e64 $dst, $src0, $src1, $abs, $clamp, $omod, $neg", [] - >, VOP <opName> { + >, VOP <opName>, VOP2_REV<revOp#"_e64", !eq(revOp, opName)> { let SRC2 = SIOperand.ZERO; /* the VOP2 variant puts the carry out into VCC, the VOP3 variant can write it into any SGPR. We currently don't use the carry out, @@ -327,4 +335,22 @@ def getVOPe64 : InstrMapping { let ValueCols = [["8"]]; } +// Maps an original opcode to its commuted version +def getCommuteRev : InstrMapping { + let FilterClass = "VOP2_REV"; + let RowFields = ["RevOp"]; + let ColFields = ["IsOrig"]; + let KeyCol = ["1"]; + let ValueCols = [["0"]]; +} + +// Maps an commuted opcode to its original version +def getCommuteOrig : InstrMapping { + let FilterClass = "VOP2_REV"; + let RowFields = ["RevOp"]; + let ColFields = ["IsOrig"]; + let KeyCol = ["0"]; + let ValueCols = [["1"]]; +} + include "SIInstructions.td" |