From 3328ba2773f2e18efaee8a0cfd244066f1533961 Mon Sep 17 00:00:00 2001 From: Christian Konig Date: Thu, 21 Feb 2013 15:17:32 +0000 Subject: R600/SI: replace SI_V_CNDLT with a pattern MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It actually fixes quite a bunch of piglit tests. This is a candidate for the mesa-stable branch. Signed-off-by: Christian König Reviewed-by: Tom Stellard Reviewed-by: Michel Dänzer git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175756 91177308-0d34-0410-b5e6-96231b3b80d8 (cherry picked from commit 1fbb3b3ce5629b22129a47c83bc84e2d783dde57) --- lib/Target/R600/SIISelLowering.cpp | 22 ---------------------- lib/Target/R600/SIISelLowering.h | 2 -- lib/Target/R600/SIInstructions.td | 12 +++++------- 3 files changed, 5 insertions(+), 31 deletions(-) diff --git a/lib/Target/R600/SIISelLowering.cpp b/lib/Target/R600/SIISelLowering.cpp index 115d26b7ba4..694c045c50d 100644 --- a/lib/Target/R600/SIISelLowering.cpp +++ b/lib/Target/R600/SIISelLowering.cpp @@ -120,9 +120,6 @@ MachineBasicBlock * SITargetLowering::EmitInstrWithCustomInserter( case AMDGPU::SI_WQM: LowerSI_WQM(MI, *BB, I, MRI); break; - case AMDGPU::SI_V_CNDLT: - LowerSI_V_CNDLT(MI, *BB, I, MRI); - break; } return BB; } @@ -166,25 +163,6 @@ void SITargetLowering::LowerSI_INTERP(MachineInstr *MI, MachineBasicBlock &BB, MI->eraseFromParent(); } -void SITargetLowering::LowerSI_V_CNDLT(MachineInstr *MI, MachineBasicBlock &BB, - MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const { - unsigned VCC = MRI.createVirtualRegister(&AMDGPU::SReg_64RegClass); - - BuildMI(BB, I, BB.findDebugLoc(I), - TII->get(AMDGPU::V_CMP_GT_F32_e32), - VCC) - .addImm(0) - .addOperand(MI->getOperand(1)); - - BuildMI(BB, I, BB.findDebugLoc(I), TII->get(AMDGPU::V_CNDMASK_B32_e32)) - .addOperand(MI->getOperand(0)) - .addOperand(MI->getOperand(3)) - .addOperand(MI->getOperand(2)) - .addReg(VCC); - - MI->eraseFromParent(); -} - EVT SITargetLowering::getSetCCResultType(EVT VT) const { return MVT::i1; } diff --git a/lib/Target/R600/SIISelLowering.h b/lib/Target/R600/SIISelLowering.h index a8429b7cbe3..5d048f85007 100644 --- a/lib/Target/R600/SIISelLowering.h +++ b/lib/Target/R600/SIISelLowering.h @@ -29,8 +29,6 @@ class SITargetLowering : public AMDGPUTargetLowering { MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; void LowerSI_WQM(MachineInstr *MI, MachineBasicBlock &BB, MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; - void LowerSI_V_CNDLT(MachineInstr *MI, MachineBasicBlock &BB, - MachineBasicBlock::iterator I, MachineRegisterInfo & MRI) const; SDValue LowerLOAD(SDValue Op, SelectionDAG &DAG) const; SDValue LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const; diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td index 2658aa09e02..998d74c5fb7 100644 --- a/lib/Target/R600/SIInstructions.td +++ b/lib/Target/R600/SIInstructions.td @@ -1039,13 +1039,6 @@ def LOAD_CONST : AMDGPUShaderInst < let usesCustomInserter = 1 in { -def SI_V_CNDLT : InstSI < - (outs VReg_32:$dst), - (ins VReg_32:$src0, VReg_32:$src1, VReg_32:$src2), - "SI_V_CNDLT $dst, $src0, $src1, $src2", - [(set VReg_32:$dst, (int_AMDGPU_cndlt VReg_32:$src0, VReg_32:$src1, VReg_32:$src2))] ->; - def SI_INTERP : InstSI < (outs VReg_32:$dst), (ins VReg_32:$i, VReg_32:$j, i32imm:$attr_chan, i32imm:$attr, SReg_32:$params), @@ -1135,6 +1128,11 @@ def SI_KILL : InstSI < } // end IsCodeGenOnly, isPseudo +def : Pat< + (int_AMDGPU_cndlt VReg_32:$src0, VReg_32:$src1, VReg_32:$src2), + (V_CNDMASK_B32_e64 VReg_32:$src2, VReg_32:$src1, (V_CMP_GT_F32_e64 0, VReg_32:$src0)) +>; + def : Pat < (int_AMDGPU_kilp), (SI_KILL (V_MOV_B32_e32 0xbf800000)) -- cgit v1.2.3