[llvm] [RISC-V][GISEL] Select G_BITCAST for scalable vectors (PR #101486)
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Mon Sep 23 13:53:33 PDT 2024
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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->
:warning: C/C++ code formatter, clang-format found issues in your code. :warning:
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You can test this locally with the following command:
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git-clang-format --diff 81c3499531c3fe03827bd8bc890e3a16db9e4c3c 907dbb3d9c8dc28590abdf1ff9a808ea64789fae --extensions cpp -- llvm/lib/Target/RISCV/GISel/RISCVInstructionSelector.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Target/RISCV/GISel/RISCVInstructionSelector.cpp b/llvm/lib/Target/RISCV/GISel/RISCVInstructionSelector.cpp
index 1b55d03947..dc152f372c 100644
--- a/llvm/lib/Target/RISCV/GISel/RISCVInstructionSelector.cpp
+++ b/llvm/lib/Target/RISCV/GISel/RISCVInstructionSelector.cpp
@@ -792,18 +792,21 @@ void RISCVInstructionSelector::preISelLower(MachineInstr &MI,
Register DstReg = MI.getOperand(0).getReg();
const LLT DstTy = MRI.getType(DstReg);
if (!(DstTy.isVector() && DstTy.getElementType().isPointer()))
- break;
+ break;
const LLT sXLen = LLT::scalar(STI.getXLen());
- MRI.setType(DstReg, LLT::scalable_vector(DstTy.getElementCount().getKnownMinValue(), sXLen));
+ MRI.setType(DstReg, LLT::scalable_vector(
+ DstTy.getElementCount().getKnownMinValue(), sXLen));
break;
}
case TargetOpcode::G_STORE: {
MachineOperand &SrcOp = MI.getOperand(0);
const LLT SrcTy = MRI.getType(SrcOp.getReg());
if (!(SrcTy.isVector() && SrcTy.getElementType().isPointer()))
- break;
+ break;
const LLT sXLen = LLT::scalar(STI.getXLen());
- auto Copy = MIB.buildCopy(LLT::scalable_vector(SrcTy.getElementCount().getKnownMinValue(), sXLen), SrcOp);
+ auto Copy = MIB.buildCopy(
+ LLT::scalable_vector(SrcTy.getElementCount().getKnownMinValue(), sXLen),
+ SrcOp);
Register NewSrc = Copy.getReg(0);
SrcOp.setReg(NewSrc);
}
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https://github.com/llvm/llvm-project/pull/101486
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