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Support for rewriteing of messaging of methods which return float.

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llvm-svn: 44548
This commit is contained in:
Fariborz Jahanian
2007-12-03 21:26:48 +00:00
parent 363b02003b
commit 4f76f22975
1 changed files with 27 additions and 0 deletions
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27
clang/Driver/RewriteTest.cpp
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@@ -45,6 +45,7 @@ namespace {
FunctionDecl *MsgSendSuperFunctionDecl;
FunctionDecl *MsgSendStretFunctionDecl;
FunctionDecl *MsgSendSuperStretFunctionDecl;
FunctionDecl *MsgSendFpretFunctionDecl;
FunctionDecl *GetClassFunctionDecl;
FunctionDecl *SelGetUidFunctionDecl;
FunctionDecl *CFStringFunctionDecl;
@@ -66,6 +67,7 @@ namespace {
MsgSendSuperFunctionDecl = 0;
MsgSendStretFunctionDecl = 0;
MsgSendSuperStretFunctionDecl = 0;
MsgSendFpretFunctionDecl = 0;
GetClassFunctionDecl = 0;
SelGetUidFunctionDecl = 0;
CFStringFunctionDecl = 0;
@@ -93,6 +95,8 @@ namespace {
"(struct objc_object *, struct objc_selector *, ...);\n"
"extern struct objc_object *objc_msgSendSuper_stret"
"(struct objc_super *, struct objc_selector *, ...);\n"
"extern struct objc_object *objc_msgSend_fpret"
"(struct objc_object *, struct objc_selector *, ...);\n"
"extern struct objc_object *objc_getClass"
"(const char *);\n"
"extern void objc_exception_throw(struct objc_object *);\n"
@@ -149,6 +153,7 @@ namespace {
void SynthMsgSendFunctionDecl();
void SynthMsgSendSuperFunctionDecl();
void SynthMsgSendStretFunctionDecl();
void SynthMsgSendFpretFunctionDecl();
void SynthMsgSendSuperStretFunctionDecl();
void SynthGetClassFunctionDecl();
void SynthCFStringFunctionDecl();
@@ -1097,6 +1102,24 @@ void RewriteTest::SynthMsgSendSuperStretFunctionDecl() {
FunctionDecl::Extern, false, 0);
}
// SynthMsgSendFpretFunctionDecl - id objc_msgSend_fpret(id self, SEL op, ...);
void RewriteTest::SynthMsgSendFpretFunctionDecl() {
IdentifierInfo *msgSendIdent = &Context->Idents.get("objc_msgSend_fpret");
llvm::SmallVector<QualType, 16> ArgTys;
QualType argT = Context->getObjcIdType();
assert(!argT.isNull() && "Can't find 'id' type");
ArgTys.push_back(argT);
argT = Context->getObjcSelType();
assert(!argT.isNull() && "Can't find 'SEL' type");
ArgTys.push_back(argT);
QualType msgSendType = Context->getFunctionType(Context->getObjcIdType(),
&ArgTys[0], ArgTys.size(),
true /*isVariadic*/);
MsgSendFpretFunctionDecl = new FunctionDecl(SourceLocation(),
msgSendIdent, msgSendType,
FunctionDecl::Extern, false, 0);
}
// SynthGetClassFunctionDecl - id objc_getClass(const char *name);
void RewriteTest::SynthGetClassFunctionDecl() {
IdentifierInfo *getClassIdent = &Context->Idents.get("objc_getClass");
@@ -1235,6 +1258,8 @@ Stmt *RewriteTest::RewriteMessageExpr(ObjCMessageExpr *Exp) {
SynthMsgSendStretFunctionDecl();
if (!MsgSendSuperStretFunctionDecl)
SynthMsgSendSuperStretFunctionDecl();
if (!MsgSendFpretFunctionDecl)
SynthMsgSendFpretFunctionDecl();
if (!GetClassFunctionDecl)
SynthGetClassFunctionDecl();
@@ -1247,6 +1272,8 @@ Stmt *RewriteTest::RewriteMessageExpr(ObjCMessageExpr *Exp) {
if (resultType.getCanonicalType()->isStructureType()
|| resultType.getCanonicalType()->isUnionType())
MsgSendStretFlavor = MsgSendStretFunctionDecl;
else if (resultType.getCanonicalType()->isRealFloatingType())
MsgSendFlavor = MsgSendFpretFunctionDecl;
}
// Synthesize a call to objc_msgSend().