maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

implement codegen for real/imag. TODO: imag of non-complex. 

llvm-svn: 41376
This commit is contained in:
Chris Lattner 2007-08-24 21:20:17 +00:00
parent 30b5dd0b79
commit 9f0ad96b3e
2 changed files with 21 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
clang/CodeGen/CGExprScalar.cpp
View File

@ -147,7 +147,8 @@ public:
}
Value *EmitSizeAlignOf(QualType TypeToSize, QualType RetType,
bool isSizeOf);
// FIXME: Real,Imag.
Value *VisitUnaryReal (const UnaryOperator *E);
Value *VisitUnaryImag (const UnaryOperator *E);
Value *VisitUnaryExtension(const UnaryOperator *E) {
return Visit(E->getSubExpr());
}
@ -363,7 +364,7 @@ Value *ScalarExprEmitter::VisitUnaryLNot(const UnaryOperator *E) {
/// EmitSizeAlignOf - Return the size or alignment of the 'TypeToSize' type as
/// an integer (RetType).
Value *ScalarExprEmitter::EmitSizeAlignOf(QualType TypeToSize,
QualType RetType,bool isSizeOf){
QualType RetType,bool isSizeOf){
/// FIXME: This doesn't handle VLAs yet!
std::pair<uint64_t, unsigned> Info =
CGF.getContext().getTypeInfo(TypeToSize, SourceLocation());
@ -377,6 +378,22 @@ Value *ScalarExprEmitter::EmitSizeAlignOf(QualType TypeToSize,
return llvm::ConstantInt::get(llvm::APInt(ResultWidth, Val));
}
Value *ScalarExprEmitter::VisitUnaryReal(const UnaryOperator *E) {
Expr *Op = E->getSubExpr();
if (Op->getType()->isComplexType())
return CGF.EmitComplexExpr(Op).first;
return Visit(Op);
}
Value *ScalarExprEmitter::VisitUnaryImag(const UnaryOperator *E) {
Expr *Op = E->getSubExpr();
if (Op->getType()->isComplexType())
return CGF.EmitComplexExpr(Op).second;
// FIXME: does this evaluate the subexpr??
return 0; // FIXME: Return zero of the right int/fp type.
}
//===----------------------------------------------------------------------===//
// Binary Operators
//===----------------------------------------------------------------------===//

2
clang/test/CodeGen/complex.c
View File

@ -26,4 +26,6 @@ void test3() {
g1 = g1 - g2;
g1 = g1 * g2;
g1 = +-~g1;
double Gr = __real g1;
}