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AMDGPU/GlobalISel: Report RegBankLegalize errors using reportGISelFailure #169918

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Merged
petar-avramovic merged 1 commit into from
Dec 2, 2025
+175 −100
Merged

AMDGPU/GlobalISel: Report RegBankLegalize errors using reportGISelFailure #169918

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6 changes: 4 additions & 2 deletions llvm/lib/Target/AMDGPU/AMDGPURegBankLegalize.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -435,7 +435,8 @@ bool AMDGPURegBankLegalize::runOnMachineFunction(MachineFunction &MF) {
unsigned Opc = MI->getOpcode();
// Insert point for use operands needs some calculation.
if (Opc == AMDGPU::G_PHI) {
RBLHelper.applyMappingPHI(*MI);
if (!RBLHelper.applyMappingPHI(*MI))
return false;
continue;
}

Expand Down Expand Up @@ -466,7 +467,8 @@ bool AMDGPURegBankLegalize::runOnMachineFunction(MachineFunction &MF) {
// S1 rules are in RegBankLegalizeRules.
}

RBLHelper.findRuleAndApplyMapping(*MI);
if (!RBLHelper.findRuleAndApplyMapping(*MI))
return false;
}

// Sgpr S1 clean up combines:
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