diff options
Diffstat (limited to 'llvm/lib/CodeGen')
-rw-r--r-- | llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp index ef5dd76d37e..24c89956190 100644 --- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp +++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp @@ -1022,12 +1022,19 @@ LegalizerHelper::widenScalar(MachineInstr &MI, unsigned TypeIdx, LLT WideTy) { return Legalized; case TargetOpcode::G_STORE: { - if (MRI.getType(MI.getOperand(0).getReg()) != LLT::scalar(1) || - WideTy != LLT::scalar(8)) + if (TypeIdx != 0) + return UnableToLegalize; + + LLT Ty = MRI.getType(MI.getOperand(0).getReg()); + if (!isPowerOf2_32(Ty.getSizeInBits())) return UnableToLegalize; Observer.changingInstr(MI); - widenScalarSrc(MI, WideTy, 0, TargetOpcode::G_ZEXT); + + unsigned ExtType = Ty.getScalarSizeInBits() == 1 ? + TargetOpcode::G_ZEXT : TargetOpcode::G_ANYEXT; + widenScalarSrc(MI, WideTy, 0, ExtType); + Observer.changedInstr(MI); return Legalized; } |