[AMDGPU][MC][GFX8] Added BUFFER_STORE_LDS_DWORD Instruction
See bug 36558: https://bugs.llvm.org/show_bug.cgi?id=36558
Differential Revision: https://reviews.llvm.org/D43950
Reviewers: artem.tamazov, arsenm
llvm-svn: 327299
diff --git a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
index 9e2957e..f26e9c7 100644
--- a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
+++ b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
@@ -864,7 +864,7 @@
unsigned& RegNum, unsigned& RegWidth,
unsigned *DwordRegIndex);
void cvtMubufImpl(MCInst &Inst, const OperandVector &Operands,
- bool IsAtomic, bool IsAtomicReturn);
+ bool IsAtomic, bool IsAtomicReturn, bool IsLds = false);
void cvtDSImpl(MCInst &Inst, const OperandVector &Operands,
bool IsGdsHardcoded);
@@ -1093,6 +1093,7 @@
void cvtMubuf(MCInst &Inst, const OperandVector &Operands) { cvtMubufImpl(Inst, Operands, false, false); }
void cvtMubufAtomic(MCInst &Inst, const OperandVector &Operands) { cvtMubufImpl(Inst, Operands, true, false); }
void cvtMubufAtomicReturn(MCInst &Inst, const OperandVector &Operands) { cvtMubufImpl(Inst, Operands, true, true); }
+ void cvtMubufLds(MCInst &Inst, const OperandVector &Operands) { cvtMubufImpl(Inst, Operands, false, false, true); }
void cvtMtbuf(MCInst &Inst, const OperandVector &Operands);
AMDGPUOperand::Ptr defaultGLC() const;
@@ -4106,7 +4107,10 @@
void AMDGPUAsmParser::cvtMubufImpl(MCInst &Inst,
const OperandVector &Operands,
- bool IsAtomic, bool IsAtomicReturn) {
+ bool IsAtomic,
+ bool IsAtomicReturn,
+ bool IsLds) {
+ bool IsLdsOpcode = IsLds;
bool HasLdsModifier = false;
OptionalImmIndexMap OptionalIdx;
assert(IsAtomicReturn ? IsAtomic : true);
@@ -4146,10 +4150,11 @@
// optional modifiers and llvm asm matcher regards this 'lds'
// modifier as an optional one. As a result, an lds version
// of opcode may be selected even if it has no 'lds' modifier.
- if (!HasLdsModifier) {
+ if (IsLdsOpcode && !HasLdsModifier) {
int NoLdsOpcode = AMDGPU::getMUBUFNoLdsInst(Inst.getOpcode());
if (NoLdsOpcode != -1) { // Got lds version - correct it.
Inst.setOpcode(NoLdsOpcode);
+ IsLdsOpcode = false;
}
}
@@ -4165,7 +4170,7 @@
}
addOptionalImmOperand(Inst, Operands, OptionalIdx, AMDGPUOperand::ImmTySLC);
- if (!HasLdsModifier) { // tfe is not legal with lds opcodes
+ if (!IsLdsOpcode) { // tfe is not legal with lds opcodes
addOptionalImmOperand(Inst, Operands, OptionalIdx, AMDGPUOperand::ImmTyTFE);
}
}