//===----------------------------------------------------------------------===//
//
// 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"
#include "llvm/IntrinsicLowering.h"
+#include "Support/CommandLine.h"
using namespace llvm;
+//---------------------------------------------------------------------------
+// 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
//
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;
}
-
-
-
-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 4;
-
- return DataLayout.getTypeSize(Ty);
-}
-
-
-//---------------------------------------------------------------------------
-// TargetCacheInfo Class
-//
-
-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);
-}