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Add dummy X86_64 ABIInfo implementation. 

llvm-svn: 62268
This commit is contained in:
Daniel Dunbar 2009-01-15 18:18:40 +00:00
parent dbb22a4483
commit 707f6436e0
1 changed files with 26 additions and 5 deletions
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31
clang/lib/CodeGen/CGCall.cpp
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@ -303,12 +303,21 @@ public:
virtual ABIArgInfo classifyArgumentType(QualType RetTy,
ASTContext &Context) const;
};
/// X86_32ABIInfo - The X86_64 ABI information.
class X86_64ABIInfo : public ABIInfo {
public:
virtual ABIArgInfo classifyReturnType(QualType RetTy,
ASTContext &Context) const;
virtual ABIArgInfo classifyArgumentType(QualType RetTy,
ASTContext &Context) const;
};
}
ABIArgInfo X86_32ABIInfo::classifyReturnType(QualType RetTy,
ASTContext &Context) const {
assert(!RetTy->isArrayType() &&
"Array types cannot be passed directly.");
if (CodeGenFunction::hasAggregateLLVMType(RetTy)) {
// Classify "single element" structs as their element type.
const FieldDecl *SeltFD = isSingleElementStruct(RetTy);
@ -354,7 +363,6 @@ ABIArgInfo X86_32ABIInfo::classifyReturnType(QualType RetTy,
ABIArgInfo X86_32ABIInfo::classifyArgumentType(QualType Ty,
ASTContext &Context) const {
assert(!Ty->isArrayType() && "Array types cannot be passed directly.");
if (CodeGenFunction::hasAggregateLLVMType(Ty)) {
// Structures with flexible arrays are always byval.
if (const RecordType *RT = Ty->getAsStructureType())
@ -381,6 +389,16 @@ ABIArgInfo X86_32ABIInfo::classifyArgumentType(QualType Ty,
}
}
ABIArgInfo X86_64ABIInfo::classifyReturnType(QualType RetTy,
ASTContext &Context) const {
return ABIArgInfo::getDefault();
}
ABIArgInfo X86_64ABIInfo::classifyArgumentType(QualType Ty,
ASTContext &Context) const {
return ABIArgInfo::getDefault();
}
ABIArgInfo DefaultABIInfo::classifyReturnType(QualType RetTy,
ASTContext &Context) const {
return ABIArgInfo::getDefault();
@ -388,7 +406,6 @@ ABIArgInfo DefaultABIInfo::classifyReturnType(QualType RetTy,
ABIArgInfo DefaultABIInfo::classifyArgumentType(QualType Ty,
ASTContext &Context) const {
assert(!Ty->isArrayType() && "Array types cannot be passed directly.");
return ABIArgInfo::getDefault();
}
@ -400,8 +417,12 @@ const ABIInfo &CodeGenTypes::getABIInfo() const {
// to free it.
const char *TargetPrefix = getContext().Target.getTargetPrefix();
if (strcmp(TargetPrefix, "x86") == 0) {
if (getContext().Target.getPointerWidth(0) == 32)
switch (getContext().Target.getPointerWidth(0)) {
case 32:
return *(TheABIInfo = new X86_32ABIInfo());
case 64:
return *(TheABIInfo = new X86_64ABIInfo());
}
}
return *(TheABIInfo = new DefaultABIInfo);