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Use the new TargetData class to factor out some of the shared code

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between the static compilers and the interpreter.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@379 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-08-27 15:50:12 +00:00
parent 4647b1c3be
commit fed72d5973
1 changed files with 19 additions and 18 deletions
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37
include/llvm/CodeGen/TargetMachine.h
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@ -12,6 +12,7 @@
#ifndef LLVM_CODEGEN_TARGETMACHINE_H #ifndef LLVM_CODEGEN_TARGETMACHINE_H
#define LLVM_CODEGEN_TARGETMACHINE_H #define LLVM_CODEGEN_TARGETMACHINE_H
#include "llvm/CodeGen/TargetData.h"
#include "llvm/Support/NonCopyable.h" #include "llvm/Support/NonCopyable.h"
#include "llvm/Support/DataTypes.h" #include "llvm/Support/DataTypes.h"
#include <string> #include <string>
@ -147,23 +148,29 @@ public:
class TargetMachine : public NonCopyableV { class TargetMachine : public NonCopyableV {
public: public:
int optSizeForSubWordData; const string TargetName;
int intSize; const TargetData DataLayout; // Calculates type size & alignment
int longSize; int optSizeForSubWordData;
int floatSize; int minMemOpWordSize;
int doubleSize; int maxAtomicMemOpWordSize;
int longDoubleSize;
int pointerSize;
int minMemOpWordSize;
int maxAtomicMemOpWordSize;
// Register information. This needs to be reorganized into a single class. // Register information. This needs to be reorganized into a single class.
int zeroRegNum; // register that gives 0 if any (-1 if none) int zeroRegNum; // register that gives 0 if any (-1 if none)
public: public:
/*ctor*/ TargetMachine (MachineInstrInfo* mii) TargetMachine(const string &targetname, MachineInstrInfo* mii,
: machineInstrInfo(mii) {} unsigned char PtrSize = 8, unsigned char PtrAl = 8,
/*dtor*/ virtual ~TargetMachine () {} unsigned char DoubleAl = 8, unsigned char FloatAl = 4,
unsigned char LongAl = 8, unsigned char IntAl = 4,
unsigned char ShortAl = 2, unsigned char ByteAl = 1)
: TargetName(targetname), DataLayout(targetname, PtrSize, PtrAl,
DoubleAl, FloatAl, LongAl, IntAl,
ShortAl, ByteAl),
machineInstrInfo(mii) {
}
virtual ~TargetMachine() {
delete machineInstrInfo;
}
const MachineInstrInfo& getInstrInfo () const { return *machineInstrInfo; } const MachineInstrInfo& getInstrInfo () const { return *machineInstrInfo; }
@ -171,17 +178,11 @@ public:
virtual unsigned int findOptimalStorageSize (const Type* ty) const; virtual unsigned int findOptimalStorageSize (const Type* ty) const;
virtual unsigned int* findOptimalMemberOffsets(const StructType* stype)const;
protected: protected:
// Description of machine instructions // Description of machine instructions
// Protect so that subclass can control alloc/dealloc // Protect so that subclass can control alloc/dealloc
MachineInstrInfo* machineInstrInfo; MachineInstrInfo* machineInstrInfo;
// MachineSchedInfo* machineSchedInfo; // MachineSchedInfo* machineSchedInfo;
private:
/*ctor*/ TargetMachine (); // disable
}; };