Honor ByVal alignment. Patch by Nate Begeman!
llvm-svn: 63811
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@ -316,6 +316,7 @@ ABIArgInfo X86_32ABIInfo::classifyReturnType(QualType RetTy,
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ABIArgInfo X86_32ABIInfo::classifyArgumentType(QualType Ty,
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ABIArgInfo X86_32ABIInfo::classifyArgumentType(QualType Ty,
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ASTContext &Context) const {
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ASTContext &Context) const {
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// FIXME: Set alignment on byval arguments.
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if (CodeGenFunction::hasAggregateLLVMType(Ty)) {
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if (CodeGenFunction::hasAggregateLLVMType(Ty)) {
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// Structures with flexible arrays are always byval.
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// Structures with flexible arrays are always byval.
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if (const RecordType *RT = Ty->getAsStructureType())
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if (const RecordType *RT = Ty->getAsStructureType())
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@ -1066,7 +1067,6 @@ CodeGenTypes::GetFunctionType(const CGFunctionInfo &FI, bool IsVariadic) {
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case ABIArgInfo::ByVal:
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case ABIArgInfo::ByVal:
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// byval arguments are always on the stack, which is addr space #0.
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// byval arguments are always on the stack, which is addr space #0.
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ArgTys.push_back(llvm::PointerType::getUnqual(Ty));
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ArgTys.push_back(llvm::PointerType::getUnqual(Ty));
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assert(AI.getByValAlignment() == 0 && "FIXME: alignment unhandled");
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break;
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break;
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case ABIArgInfo::Direct:
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case ABIArgInfo::Direct:
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@ -1146,7 +1146,8 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI,
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case ABIArgInfo::ByVal:
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case ABIArgInfo::ByVal:
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Attributes |= llvm::Attribute::ByVal;
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Attributes |= llvm::Attribute::ByVal;
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assert(AI.getByValAlignment() == 0 && "FIXME: alignment unhandled");
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Attributes |=
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llvm::Attribute::constructAlignmentFromInt(AI.getByValAlignment());
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break;
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break;
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case ABIArgInfo::Direct:
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case ABIArgInfo::Direct:
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