diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPUInstructions.td | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIDefines.h | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIInstrInfo.cpp | 14 | ||||
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIInstrInfo.td | 4 |
4 files changed, 26 insertions, 6 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUInstructions.td b/llvm/lib/Target/AMDGPU/AMDGPUInstructions.td index 560db41eff6..d77f608fb22 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPUInstructions.td +++ b/llvm/lib/Target/AMDGPU/AMDGPUInstructions.td @@ -49,6 +49,13 @@ def UnsafeFPMath : Predicate<"TM.Options.UnsafeFPMath">; def InstFlag : OperandWithDefaultOps <i32, (ops (i32 0))>; def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>; +// 32-bit VALU immediate operand that uses the constant bus. +def u32kimm : Operand<i32> { + let OperandNamespace = "AMDGPU"; + let OperandType = "OPERAND_KIMM32"; + let PrintMethod = "printU32ImmOperand"; +} + let OperandType = "OPERAND_IMMEDIATE" in { def u32imm : Operand<i32> { diff --git a/llvm/lib/Target/AMDGPU/SIDefines.h b/llvm/lib/Target/AMDGPU/SIDefines.h index 23cde1c4bc1..7a5ec05c26c 100644 --- a/llvm/lib/Target/AMDGPU/SIDefines.h +++ b/llvm/lib/Target/AMDGPU/SIDefines.h @@ -50,7 +50,12 @@ namespace AMDGPU { /// Operand with register or 32-bit immediate OPERAND_REG_IMM32 = MCOI::OPERAND_FIRST_TARGET, /// Operand with register or inline constant - OPERAND_REG_INLINE_C + OPERAND_REG_INLINE_C, + + /// Operand with 32-bit immediate that uses the constant bus. The standard + /// OPERAND_IMMEDIATE should be used for special immediates such as source + /// modifiers. + OPERAND_KIMM32 }; } } diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp index 159fb72f89f..fc7aca22cef 100644 --- a/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp +++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.cpp @@ -1695,6 +1695,7 @@ bool SIInstrInfo::verifyInstruction(const MachineInstr &MI, } break; case MCOI::OPERAND_IMMEDIATE: + case AMDGPU::OPERAND_KIMM32: // Check if this operand is an immediate. // FrameIndex operands will be replaced by immediates, so they are // allowed. @@ -1731,6 +1732,10 @@ bool SIInstrInfo::verifyInstruction(const MachineInstr &MI, const int OpIndices[] = { Src0Idx, Src1Idx, Src2Idx }; unsigned ConstantBusCount = 0; + + if (AMDGPU::getNamedOperandIdx(Opcode, AMDGPU::OpName::imm) != -1) + ++ConstantBusCount; + unsigned SGPRUsed = findImplicitSGPRRead(MI); if (SGPRUsed != AMDGPU::NoRegister) ++ConstantBusCount; @@ -2020,9 +2025,12 @@ bool SIInstrInfo::isOperandLegal(const MachineInstr &MI, unsigned OpIdx, if (i == OpIdx) continue; const MachineOperand &Op = MI.getOperand(i); - if (Op.isReg() && - (Op.getReg() != SGPRUsed.Reg || Op.getSubReg() != SGPRUsed.SubReg) && - usesConstantBus(MRI, Op, getOpSize(MI, i))) { + if (Op.isReg()) { + if ((Op.getReg() != SGPRUsed.Reg || Op.getSubReg() != SGPRUsed.SubReg) && + usesConstantBus(MRI, Op, getOpSize(MI, i))) { + return false; + } + } else if (InstDesc.OpInfo[i].OperandType == AMDGPU::OPERAND_KIMM32) { return false; } } diff --git a/llvm/lib/Target/AMDGPU/SIInstrInfo.td b/llvm/lib/Target/AMDGPU/SIInstrInfo.td index f9697057a1d..708d97e9773 100644 --- a/llvm/lib/Target/AMDGPU/SIInstrInfo.td +++ b/llvm/lib/Target/AMDGPU/SIInstrInfo.td @@ -1582,12 +1582,12 @@ def VOP_I64_I64_I64 : VOPProfile <[i64, i64, i64, untyped]>; def VOP_F32_F32_F32_F32 : VOPProfile <[f32, f32, f32, f32]>; def VOP_MADAK : VOPProfile <[f32, f32, f32, f32]> { - field dag Ins32 = (ins VCSrc_32:$src0, VGPR_32:$src1, u32imm:$imm); + field dag Ins32 = (ins VCSrc_32:$src0, VGPR_32:$src1, u32kimm:$imm); field string Asm32 = "$vdst, $src0, $src1, $imm"; field bit HasExt = 0; } def VOP_MADMK : VOPProfile <[f32, f32, f32, f32]> { - field dag Ins32 = (ins VCSrc_32:$src0, u32imm:$imm, VGPR_32:$src1); + field dag Ins32 = (ins VCSrc_32:$src0, u32kimm:$imm, VGPR_32:$src1); field string Asm32 = "$vdst, $src0, $imm, $src1"; field bit HasExt = 0; } |
