//===----------------------------------------------------------------------===//
//
// This file describes the general parts of a Target machine.
-// This file also implements TargetCacheInfo.
//
//===----------------------------------------------------------------------===//
#include "llvm/Target/TargetMachine.h"
-#include "llvm/Target/TargetCacheInfo.h"
#include "llvm/Type.h"
-
-namespace llvm {
+#include "llvm/IntrinsicLowering.h"
+#include "Support/CommandLine.h"
+using namespace llvm;
//---------------------------------------------------------------------------
-// class TargetMachine
-//
-// Purpose:
-// Machine description.
-//
+// Command-line options that tend to be useful on more than one back-end.
+//
+
+namespace llvm {
+ bool PrintMachineCode;
+};
+namespace {
+ cl::opt<bool, true> PrintCode("print-machineinstrs",
+ cl::desc("Print generated machine code"),
+ cl::location(PrintMachineCode), cl::init(false));
+};
+
//---------------------------------------------------------------------------
+// TargetMachine Class
+//
+TargetMachine::TargetMachine(const std::string &name, IntrinsicLowering *il,
+ bool LittleEndian,
+ unsigned char PtrSize, unsigned char PtrAl,
+ unsigned char DoubleAl, unsigned char FloatAl,
+ unsigned char LongAl, unsigned char IntAl,
+ unsigned char ShortAl, unsigned char ByteAl)
+ : Name(name), DataLayout(name, LittleEndian,
+ PtrSize, PtrAl, DoubleAl, FloatAl, LongAl,
+ IntAl, ShortAl, ByteAl) {
+ IL = il ? il : new DefaultIntrinsicLowering();
+}
+TargetMachine::TargetMachine(const std::string &name, IntrinsicLowering *il,
+ const Module &M)
+ : Name(name), DataLayout(name, &M) {
+ IL = il ? il : new DefaultIntrinsicLowering();
+}
+TargetMachine::~TargetMachine() {
+ delete IL;
+}
-// function TargetMachine::findOptimalStorageSize
-//
unsigned TargetMachine::findOptimalStorageSize(const Type *Ty) const {
// All integer types smaller than ints promote to 4 byte integers.
if (Ty->isIntegral() && Ty->getPrimitiveSize() < 4)
return DataLayout.getTypeSize(Ty);
}
-
-
-//---------------------------------------------------------------------------
-// class TargetCacheInfo
-//
-// Purpose:
-// Describes properties of the target cache architecture.
-//---------------------------------------------------------------------------
-
-void TargetCacheInfo::Initialize() {
- numLevels = 2;
- cacheLineSizes.push_back(16); cacheLineSizes.push_back(32);
- cacheSizes.push_back(1 << 15); cacheSizes.push_back(1 << 20);
- cacheAssoc.push_back(1); cacheAssoc.push_back(4);
-}
-
-} // End llvm namespace