davezarzycki created this revision. davezarzycki added a reviewer: lebedev.ri. davezarzycki added projects: LLVM, clang.
Repository: rG LLVM Github Monorepo https://reviews.llvm.org/D73363 Files: clang/include/clang/Sema/Sema.h clang/lib/CodeGen/CGValue.h Index: clang/lib/CodeGen/CGValue.h =================================================================== --- clang/lib/CodeGen/CGValue.h +++ clang/lib/CodeGen/CGValue.h @@ -15,12 +15,16 @@ #define LLVM_CLANG_LIB_CODEGEN_CGVALUE_H #include "clang/AST/ASTContext.h" +#include "clang/Sema/Sema.h" #include "clang/AST/Type.h" #include "llvm/IR/Value.h" #include "llvm/IR/Type.h" #include "Address.h" #include "CodeGenTBAA.h" +static_assert(clang::Sema::MaximumAlignment <= llvm::Value::MaximumAlignment, + "Clang max alignment greater than what LLVM supports?"); + namespace llvm { class Constant; class MDNode; Index: clang/include/clang/Sema/Sema.h =================================================================== --- clang/include/clang/Sema/Sema.h +++ clang/include/clang/Sema/Sema.h @@ -372,16 +372,17 @@ QualType ResultTy, ArrayRef<QualType> Args); +public: /// The maximum alignment, same as in llvm::Value. We duplicate them here /// because that allows us not to duplicate the constants in clang code, /// which we must to since we can't directly use the llvm constants. + /// The value is verified against llvm here: lib/CodeGen/CGValue.h /// /// This is the greatest alignment value supported by load, store, and alloca /// instructions, and global values. static const unsigned MaxAlignmentExponent = 29; static const unsigned MaximumAlignment = 1u << MaxAlignmentExponent; -public: typedef OpaquePtr<DeclGroupRef> DeclGroupPtrTy; typedef OpaquePtr<TemplateName> TemplateTy; typedef OpaquePtr<QualType> TypeTy;
Index: clang/lib/CodeGen/CGValue.h =================================================================== --- clang/lib/CodeGen/CGValue.h +++ clang/lib/CodeGen/CGValue.h @@ -15,12 +15,16 @@ #define LLVM_CLANG_LIB_CODEGEN_CGVALUE_H #include "clang/AST/ASTContext.h" +#include "clang/Sema/Sema.h" #include "clang/AST/Type.h" #include "llvm/IR/Value.h" #include "llvm/IR/Type.h" #include "Address.h" #include "CodeGenTBAA.h" +static_assert(clang::Sema::MaximumAlignment <= llvm::Value::MaximumAlignment, + "Clang max alignment greater than what LLVM supports?"); + namespace llvm { class Constant; class MDNode; Index: clang/include/clang/Sema/Sema.h =================================================================== --- clang/include/clang/Sema/Sema.h +++ clang/include/clang/Sema/Sema.h @@ -372,16 +372,17 @@ QualType ResultTy, ArrayRef<QualType> Args); +public: /// The maximum alignment, same as in llvm::Value. We duplicate them here /// because that allows us not to duplicate the constants in clang code, /// which we must to since we can't directly use the llvm constants. + /// The value is verified against llvm here: lib/CodeGen/CGValue.h /// /// This is the greatest alignment value supported by load, store, and alloca /// instructions, and global values. static const unsigned MaxAlignmentExponent = 29; static const unsigned MaximumAlignment = 1u << MaxAlignmentExponent; -public: typedef OpaquePtr<DeclGroupRef> DeclGroupPtrTy; typedef OpaquePtr<TemplateName> TemplateTy; typedef OpaquePtr<QualType> TypeTy;
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