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[NFC] Reformat comment #116003

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Merged
merged 1 commit into from
Nov 14, 2024
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[NFC] Reformat comment #116003

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18 changes: 12 additions & 6 deletions llvm/include/llvm/CodeGen/GlobalISel/CSEMIRBuilder.h
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Original file line number Diff line number Diff line change
Expand Up @@ -20,13 +20,19 @@ class GISelInstProfileBuilder;
/// Defines a builder that does CSE of MachineInstructions using GISelCSEInfo.
/// Eg usage.
///
/// \code
/// GISelCSEInfo *Info =
/// &getAnalysis<GISelCSEAnalysisWrapperPass>().getCSEInfo();
/// CSEMIRBuilder CB(Builder.getState());
/// CB.setCSEInfo(Info);
/// auto A = CB.buildConstant(s32, 42);
/// auto B = CB.buildConstant(s32, 42);
/// assert(A == B);
/// unsigned CReg = MRI.createGenericVirtualRegister(s32);
/// auto C = CB.buildConstant(CReg, 42);
/// assert(C->getOpcode() == TargetOpcode::COPY);
/// \endcode
///
/// GISelCSEInfo *Info =
/// &getAnalysis<GISelCSEAnalysisWrapperPass>().getCSEInfo(); CSEMIRBuilder
/// CB(Builder.getState()); CB.setCSEInfo(Info); auto A = CB.buildConstant(s32,
/// 42); auto B = CB.buildConstant(s32, 42); assert(A == B); unsigned CReg =
/// MRI.createGenericVirtualRegister(s32); auto C = CB.buildConstant(CReg, 42);
/// assert(C->getOpcode() == TargetOpcode::COPY);
/// Explicitly passing in a register would materialize a copy if possible.
/// CSEMIRBuilder also does trivial constant folding for binary ops.
class CSEMIRBuilder : public MachineIRBuilder {
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