add a new targetdata ctor to create a target data appropriate to the module

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5903 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-04-24 19:09:05 +00:00
parent 4bc8e640b8
commit 53a0c38b5f

View File

@ -11,6 +11,7 @@
//===----------------------------------------------------------------------===//
#include "llvm/Target/TargetData.h"
#include "llvm/Module.h"
#include "llvm/DerivedTypes.h"
#include "llvm/Constants.h"
@ -103,6 +104,23 @@ TargetData::TargetData(const std::string &TargetName,
ByteAlignment = ByteAl;
}
TargetData::TargetData(const std::string &ToolName, const Module *M)
: AID(AnnotationManager::getID("TargetData::" + ToolName)) {
AnnotationManager::registerAnnotationFactory(AID, TypeAnFactory, this);
LittleEndian = M->isLittleEndian();
SubWordDataSize = 1;
IntegerRegSize = 8;
PointerSize = M->has32BitPointers() ? 32 : 64;
PointerAlignment = PointerSize;
DoubleAlignment = 8;
FloatAlignment = 4;
LongAlignment = 8;
IntAlignment = 4;
ShortAlignment = 2;
ByteAlignment = 1;
}
TargetData::~TargetData() {
AnnotationManager::registerAnnotationFactory(AID, 0); // Deregister factory
}