[clang] [clang][CodeGen][NFC] Make ConstExprEmitter a ConstStmtVisitor (PR #89041)
https://github.com/tbaederr closed https://github.com/llvm/llvm-project/pull/89041 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
[clang] [clang][CodeGen][NFC] Make ConstExprEmitter a ConstStmtVisitor (PR #89041)
https://github.com/nickdesaulniers approved this pull request. https://github.com/llvm/llvm-project/pull/89041 ___ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
[clang] [clang][CodeGen][NFC] Make ConstExprEmitter a ConstStmtVisitor (PR #89041)
llvmbot wrote: @llvm/pr-subscribers-clang @llvm/pr-subscribers-clang-codegen Author: Timm Baeder (tbaederr) Changes No reason for this to not be one. This gets rid of a few const_casts. --- Full diff: https://github.com/llvm/llvm-project/pull/89041.diff 1 Files Affected: - (modified) clang/lib/CodeGen/CGExprConstant.cpp (+56-52) ``diff diff --git a/clang/lib/CodeGen/CGExprConstant.cpp b/clang/lib/CodeGen/CGExprConstant.cpp index 9f1b06eebf9ed0..c7557469954e67 100644 --- a/clang/lib/CodeGen/CGExprConstant.cpp +++ b/clang/lib/CodeGen/CGExprConstant.cpp @@ -564,12 +564,13 @@ class ConstStructBuilder { public: static llvm::Constant *BuildStruct(ConstantEmitter &Emitter, - InitListExpr *ILE, QualType StructTy); + const InitListExpr *ILE, + QualType StructTy); static llvm::Constant *BuildStruct(ConstantEmitter &Emitter, const APValue &Value, QualType ValTy); static bool UpdateStruct(ConstantEmitter &Emitter, ConstantAggregateBuilder &Const, CharUnits Offset, - InitListExpr *Updater); + const InitListExpr *Updater); private: ConstStructBuilder(ConstantEmitter &Emitter, @@ -586,7 +587,7 @@ class ConstStructBuilder { bool AppendBitField(const FieldDecl *Field, uint64_t FieldOffset, llvm::ConstantInt *InitExpr, bool AllowOverwrite = false); - bool Build(InitListExpr *ILE, bool AllowOverwrite); + bool Build(const InitListExpr *ILE, bool AllowOverwrite); bool Build(const APValue &Val, const RecordDecl *RD, bool IsPrimaryBase, const CXXRecordDecl *VTableClass, CharUnits BaseOffset); llvm::Constant *Finalize(QualType Ty); @@ -635,7 +636,7 @@ bool ConstStructBuilder::AppendBitField( static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, ConstantAggregateBuilder &Const, CharUnits Offset, QualType Type, - InitListExpr *Updater) { + const InitListExpr *Updater) { if (Type->isRecordType()) return ConstStructBuilder::UpdateStruct(Emitter, Const, Offset, Updater); @@ -647,7 +648,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, llvm::Type *ElemTy = Emitter.CGM.getTypes().ConvertTypeForMem(ElemType); llvm::Constant *FillC = nullptr; - if (Expr *Filler = Updater->getArrayFiller()) { + if (const Expr *Filler = Updater->getArrayFiller()) { if (!isa(Filler)) { FillC = Emitter.tryEmitAbstractForMemory(Filler, ElemType); if (!FillC) @@ -658,7 +659,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, unsigned NumElementsToUpdate = FillC ? CAT->getZExtSize() : Updater->getNumInits(); for (unsigned I = 0; I != NumElementsToUpdate; ++I, Offset += ElemSize) { -Expr *Init = nullptr; +const Expr *Init = nullptr; if (I < Updater->getNumInits()) Init = Updater->getInit(I); @@ -667,7 +668,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, return false; } else if (!Init || isa(Init)) { continue; -} else if (InitListExpr *ChildILE = dyn_cast(Init)) { +} else if (const auto *ChildILE = dyn_cast(Init)) { if (!EmitDesignatedInitUpdater(Emitter, Const, Offset, ElemType, ChildILE)) return false; @@ -683,7 +684,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, return true; } -bool ConstStructBuilder::Build(InitListExpr *ILE, bool AllowOverwrite) { +bool ConstStructBuilder::Build(const InitListExpr *ILE, bool AllowOverwrite) { RecordDecl *RD = ILE->getType()->castAs()->getDecl(); const ASTRecordLayout &Layout = CGM.getContext().getASTRecordLayout(RD); @@ -711,7 +712,7 @@ bool ConstStructBuilder::Build(InitListExpr *ILE, bool AllowOverwrite) { // Get the initializer. A struct can include fields without initializers, // we just use explicit null values for them. -Expr *Init = nullptr; +const Expr *Init = nullptr; if (ElementNo < ILE->getNumInits()) Init = ILE->getInit(ElementNo++); if (Init && isa(Init)) @@ -879,7 +880,7 @@ llvm::Constant *ConstStructBuilder::Finalize(QualType Type) { } llvm::Constant *ConstStructBuilder::BuildStruct(ConstantEmitter &Emitter, -InitListExpr *ILE, +const InitListExpr *ILE, QualType ValTy) { ConstantAggregateBuilder Const(Emitter.CGM); ConstStructBuilder Builder(Emitter, Const, CharUnits::Zero()); @@ -906,7 +907,8 @@ llvm::Constant *ConstStructBuilder::BuildStruct(ConstantEmitter &Emitter, bool ConstStructBuilder:
[clang] [clang][CodeGen][NFC] Make ConstExprEmitter a ConstStmtVisitor (PR #89041)
https://github.com/tbaederr created https://github.com/llvm/llvm-project/pull/89041 No reason for this to not be one. This gets rid of a few const_casts. >From 2edf794268aa825391a37053bb5908e362ad62a6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Timm=20B=C3=A4der?= Date: Wed, 17 Apr 2024 11:02:20 +0200 Subject: [PATCH] [clang][CodeGen][NFC] Make ConstExprEmitter a ConstStmtVisitor No reason for this to not be one. This gets rid of a few const_casts. --- clang/lib/CodeGen/CGExprConstant.cpp | 108 ++- 1 file changed, 56 insertions(+), 52 deletions(-) diff --git a/clang/lib/CodeGen/CGExprConstant.cpp b/clang/lib/CodeGen/CGExprConstant.cpp index 9f1b06eebf9ed0..c7557469954e67 100644 --- a/clang/lib/CodeGen/CGExprConstant.cpp +++ b/clang/lib/CodeGen/CGExprConstant.cpp @@ -564,12 +564,13 @@ class ConstStructBuilder { public: static llvm::Constant *BuildStruct(ConstantEmitter &Emitter, - InitListExpr *ILE, QualType StructTy); + const InitListExpr *ILE, + QualType StructTy); static llvm::Constant *BuildStruct(ConstantEmitter &Emitter, const APValue &Value, QualType ValTy); static bool UpdateStruct(ConstantEmitter &Emitter, ConstantAggregateBuilder &Const, CharUnits Offset, - InitListExpr *Updater); + const InitListExpr *Updater); private: ConstStructBuilder(ConstantEmitter &Emitter, @@ -586,7 +587,7 @@ class ConstStructBuilder { bool AppendBitField(const FieldDecl *Field, uint64_t FieldOffset, llvm::ConstantInt *InitExpr, bool AllowOverwrite = false); - bool Build(InitListExpr *ILE, bool AllowOverwrite); + bool Build(const InitListExpr *ILE, bool AllowOverwrite); bool Build(const APValue &Val, const RecordDecl *RD, bool IsPrimaryBase, const CXXRecordDecl *VTableClass, CharUnits BaseOffset); llvm::Constant *Finalize(QualType Ty); @@ -635,7 +636,7 @@ bool ConstStructBuilder::AppendBitField( static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, ConstantAggregateBuilder &Const, CharUnits Offset, QualType Type, - InitListExpr *Updater) { + const InitListExpr *Updater) { if (Type->isRecordType()) return ConstStructBuilder::UpdateStruct(Emitter, Const, Offset, Updater); @@ -647,7 +648,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, llvm::Type *ElemTy = Emitter.CGM.getTypes().ConvertTypeForMem(ElemType); llvm::Constant *FillC = nullptr; - if (Expr *Filler = Updater->getArrayFiller()) { + if (const Expr *Filler = Updater->getArrayFiller()) { if (!isa(Filler)) { FillC = Emitter.tryEmitAbstractForMemory(Filler, ElemType); if (!FillC) @@ -658,7 +659,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, unsigned NumElementsToUpdate = FillC ? CAT->getZExtSize() : Updater->getNumInits(); for (unsigned I = 0; I != NumElementsToUpdate; ++I, Offset += ElemSize) { -Expr *Init = nullptr; +const Expr *Init = nullptr; if (I < Updater->getNumInits()) Init = Updater->getInit(I); @@ -667,7 +668,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, return false; } else if (!Init || isa(Init)) { continue; -} else if (InitListExpr *ChildILE = dyn_cast(Init)) { +} else if (const auto *ChildILE = dyn_cast(Init)) { if (!EmitDesignatedInitUpdater(Emitter, Const, Offset, ElemType, ChildILE)) return false; @@ -683,7 +684,7 @@ static bool EmitDesignatedInitUpdater(ConstantEmitter &Emitter, return true; } -bool ConstStructBuilder::Build(InitListExpr *ILE, bool AllowOverwrite) { +bool ConstStructBuilder::Build(const InitListExpr *ILE, bool AllowOverwrite) { RecordDecl *RD = ILE->getType()->castAs()->getDecl(); const ASTRecordLayout &Layout = CGM.getContext().getASTRecordLayout(RD); @@ -711,7 +712,7 @@ bool ConstStructBuilder::Build(InitListExpr *ILE, bool AllowOverwrite) { // Get the initializer. A struct can include fields without initializers, // we just use explicit null values for them. -Expr *Init = nullptr; +const Expr *Init = nullptr; if (ElementNo < ILE->getNumInits()) Init = ILE->getInit(ElementNo++); if (Init && isa(Init)) @@ -879,7 +880,7 @@ llvm::Constant *ConstStructBuilder::Finalize(QualType Type) { } llvm::Constant *ConstStructBuilder::BuildStruct(ConstantEmitter &Emitter, -InitListExpr *ILE, +const InitListExpr *ILE, QualType ValTy) { ConstantAg