//===----------------------------------------------------------------------===//
#include "llvm/Target/TargetData.h"
+#include "llvm/Module.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Constants.h"
//===----------------------------------------------------------------------===//
TargetData::TargetData(const std::string &TargetName,
- bool isLittleEndian, unsigned char SubWordSize,
- unsigned char IntRegSize, unsigned char PtrSize,
+ bool isLittleEndian, unsigned char PtrSize,
unsigned char PtrAl, unsigned char DoubleAl,
unsigned char FloatAl, unsigned char LongAl,
unsigned char IntAl, unsigned char ShortAl,
: AID(AnnotationManager::getID("TargetData::" + TargetName)) {
AnnotationManager::registerAnnotationFactory(AID, TypeAnFactory, this);
+ // If this assert triggers, a pass "required" TargetData information, but the
+ // top level tool did not provide once for it. We do not want to default
+ // construct, or else we might end up using a bad endianness or pointer size!
+ //
+ assert(!TargetName.empty() &&
+ "ERROR: Tool did not specify a target data to use!");
+
LittleEndian = isLittleEndian;
- SubWordDataSize = SubWordSize;
- IntegerRegSize = IntRegSize;
PointerSize = PtrSize;
PointerAlignment = PtrAl;
DoubleAlignment = DoubleAl;
+ assert(DoubleAlignment == PtrAl &&
+ "Double alignment and pointer alignment agree for now!");
FloatAlignment = FloatAl;
LongAlignment = LongAl;
IntAlignment = IntAl;
ByteAlignment = ByteAl;
}
+TargetData::TargetData(const std::string &ToolName, const Module *M)
+ : AID(AnnotationManager::getID("TargetData::" + ToolName)) {
+ AnnotationManager::registerAnnotationFactory(AID, TypeAnFactory, this);
+
+ LittleEndian = M->isLittleEndian();
+ PointerSize = M->has32BitPointers() ? 4 : 8;
+ PointerAlignment = PointerSize;
+ DoubleAlignment = PointerSize;
+ FloatAlignment = 4;
+ LongAlignment = 8;
+ IntAlignment = 4;
+ ShortAlignment = 2;
+ ByteAlignment = 1;
+}
+
TargetData::~TargetData() {
AnnotationManager::registerAnnotationFactory(AID, 0); // Deregister factory
}