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authorStanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>2019-08-23 22:22:49 +0000
committerStanislav Mekhanoshin <Stanislav.Mekhanoshin@amd.com>2019-08-23 22:22:49 +0000
commitb37d6a750a0f75781420d90ecbc067a95a2155da (patch)
tree666d7cbbf6d9e123c01ee028c247868dcee0af06 /llvm/lib/Target/AMDGPU/AsmParser
parente6e1c4eac0425a6057353e03ebc741173a4e49b5 (diff)
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[AMDGPU] Check for immediate SrcC in mfma in AsmParser
Differential Revision: https://reviews.llvm.org/D66674 llvm-svn: 369819
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AsmParser')
-rw-r--r--llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
index 2ec44bdb910..bf90e36eec6 100644
--- a/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
+++ b/llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
@@ -3283,6 +3283,10 @@ bool AMDGPUAsmParser::validateVOP3Literal(const MCInst &Inst) const {
if (!MO.isImm() || !AMDGPU::isSISrcOperand(Desc, OpIdx))
continue;
+ if (OpIdx == Src2Idx && (Desc.TSFlags & SIInstrFlags::IsMAI) &&
+ getFeatureBits()[AMDGPU::FeatureMFMAInlineLiteralBug])
+ return false;
+
if (!isInlineConstant(Inst, OpIdx)) {
uint32_t Value = static_cast<uint32_t>(MO.getImm());
if (NumLiterals == 0 || LiteralValue != Value) {
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