From 17a23060bb46dde77086a3513ebdc83009464e24 Mon Sep 17 00:00:00 2001 From: Serge Pavlov Date: Wed, 13 Nov 2024 13:36:42 +0700 Subject: [PATCH] [NFC] Reformat comment --- .../llvm/CodeGen/GlobalISel/CSEMIRBuilder.h | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/llvm/include/llvm/CodeGen/GlobalISel/CSEMIRBuilder.h b/llvm/include/llvm/CodeGen/GlobalISel/CSEMIRBuilder.h index 488df12f13f8d..c8982af254217 100644 --- a/llvm/include/llvm/CodeGen/GlobalISel/CSEMIRBuilder.h +++ b/llvm/include/llvm/CodeGen/GlobalISel/CSEMIRBuilder.h @@ -20,13 +20,19 @@ class GISelInstProfileBuilder; /// Defines a builder that does CSE of MachineInstructions using GISelCSEInfo. /// Eg usage. /// +/// \code +/// GISelCSEInfo *Info = +/// &getAnalysis().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().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 {