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-rw-r--r--llvm/lib/CodeGen/MachineVerifier.cpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/MachineVerifier.cpp b/llvm/lib/CodeGen/MachineVerifier.cpp
index dde0a24..7e3198a 100644
--- a/llvm/lib/CodeGen/MachineVerifier.cpp
+++ b/llvm/lib/CodeGen/MachineVerifier.cpp
@@ -1783,8 +1783,11 @@ void MachineVerifier::visitMachineInstrBefore(const MachineInstr *MI) {
// TODO: verify we have properly encoded deopt arguments
} break;
case TargetOpcode::INSERT_SUBREG: {
- unsigned InsertedSize =
- TRI->getRegSizeInBits(MI->getOperand(2).getReg(), *MRI);
+ unsigned InsertedSize;
+ if (unsigned SubIdx = MI->getOperand(2).getSubReg())
+ InsertedSize = TRI->getSubRegIdxSize(SubIdx);
+ else
+ InsertedSize = TRI->getRegSizeInBits(MI->getOperand(2).getReg(), *MRI);
unsigned SubRegSize = TRI->getSubRegIdxSize(MI->getOperand(3).getImm());
if (SubRegSize < InsertedSize) {
report("INSERT_SUBREG expected inserted value to have equal or lesser "