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For PR1090: 

Clean up the definitions of the helper functions per Chris' review
suggestions so they are easier to read.

For PR1091:
Print minimum signed integer values as unsigned so that we get no warnings
from the C compiler about constant ranges and value comparisons.

llvm-svn: 33010
This commit is contained in:
Reid Spencer 2007-01-08 08:00:00 +00:00
parent db0790c2fd
commit c0b86d5dc4
1 changed files with 31 additions and 28 deletions
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59
llvm/lib/Target/CBackend/Writer.cpp
View File

@ -826,23 +826,26 @@ void CWriter::printConstant(Constant *CPV) {
return;
}
switch (CPV->getType()->getTypeID()) {
case Type::BoolTyID:
Out << (cast<ConstantBool>(CPV)->getValue() ? '1' : '0');
break;
case Type::Int8TyID:
Out << "((char)" << cast<ConstantInt>(CPV)->getSExtValue() << ")";
break;
case Type::Int16TyID:
Out << "((short)" << cast<ConstantInt>(CPV)->getSExtValue() << ")";
break;
case Type::Int32TyID:
Out << "((int)" << cast<ConstantInt>(CPV)->getSExtValue() << ")";
break;
case Type::Int64TyID:
Out << "((long long)" << cast<ConstantInt>(CPV)->getSExtValue() << "ll)";
break;
if (ConstantBool *CB = dyn_cast<ConstantBool>(CPV)) {
Out << (CB->getValue() ? '1' : '0') ;
return;
}
if (ConstantInt *CI = dyn_cast<ConstantInt>(CPV)) {
const Type* Ty = CI->getType();
Out << "((";
printPrimitiveType(Out, Ty, true) << ')';
if (CI->isMinValue(true))
Out << CI->getZExtValue() << 'u';
else
Out << CI->getSExtValue();
if (Ty->getPrimitiveSizeInBits() > 32)
Out << "ll";
Out << ')';
return;
}
switch (CPV->getType()->getTypeID()) {
case Type::FloatTyID:
case Type::DoubleTyID: {
ConstantFP *FPC = cast<ConstantFP>(CPV);
@ -1586,29 +1589,29 @@ bool CWriter::doInitialization(Module &M) {
Out << "static inline int llvm_fcmp_uno(double X, double Y) { ";
Out << "return X != X || Y != Y; }\n";
Out << "static inline int llvm_fcmp_ueq(double X, double Y) { ";
Out << "return X == Y || X != X || Y != Y; }\n";
Out << "return X == Y || llvm_fcmp_uno(X, Y); }\n";
Out << "static inline int llvm_fcmp_une(double X, double Y) { ";
Out << "return X != Y || X != X || Y != Y; }\n";
Out << "return X != Y; }\n";
Out << "static inline int llvm_fcmp_ult(double X, double Y) { ";
Out << "return X < Y || X != X || Y != Y; }\n";
Out << "return X < Y || llvm_fcmp_uno(X, Y); }\n";
Out << "static inline int llvm_fcmp_ugt(double X, double Y) { ";
Out << "return X > Y || X != X || Y != Y; }\n";
Out << "return X > Y || llvm_fcmp_uno(X, Y); }\n";
Out << "static inline int llvm_fcmp_ule(double X, double Y) { ";
Out << "return X <= Y || X != X || Y != Y; }\n";
Out << "return X <= Y || llvm_fcmp_uno(X, Y); }\n";
Out << "static inline int llvm_fcmp_uge(double X, double Y) { ";
Out << "return X >= Y || X != X || Y != Y; }\n";
Out << "return X >= Y || llvm_fcmp_uno(X, Y); }\n";
Out << "static inline int llvm_fcmp_oeq(double X, double Y) { ";
Out << "return X == Y && X == X && Y == Y; }\n";
Out << "return X == Y ; }\n";
Out << "static inline int llvm_fcmp_one(double X, double Y) { ";
Out << "return X != Y && X == X && Y == Y; }\n";
Out << "return X != Y && llvm_fcmp_ord(X, Y); }\n";
Out << "static inline int llvm_fcmp_olt(double X, double Y) { ";
Out << "return X < Y && X == X && Y == Y; }\n";
Out << "return X < Y ; }\n";
Out << "static inline int llvm_fcmp_ogt(double X, double Y) { ";
Out << "return X > Y && X == X && Y == Y; }\n";
Out << "return X > Y ; }\n";
Out << "static inline int llvm_fcmp_ole(double X, double Y) { ";
Out << "return X <= Y && X == X && Y == Y; }\n";
Out << "return X <= Y ; }\n";
Out << "static inline int llvm_fcmp_oge(double X, double Y) { ";
Out << "return X >= Y && X == X && Y == Y; }\n";
Out << "return X >= Y ; }\n";
return false;
}