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//===- AlphaSubtarget.cpp - Alpha Subtarget Information ---------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Andrew Lenharth and is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the Alpha specific subclass of TargetSubtarget.
//
//===----------------------------------------------------------------------===//
#include "AlphaSubtarget.h"
#include "Alpha.h"
#include "llvm/Module.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/SubtargetFeature.h"
#include "AlphaGenSubtarget.inc"
using namespace llvm;
enum {
FeatureKVSize = sizeof(FeatureKV) / sizeof(SubtargetFeatureKV),
SubTypeKVSize = sizeof(SubTypeKV) / sizeof(SubtargetFeatureKV)
};
AlphaSubtarget::AlphaSubtarget(const Module &M, const std::string &FS)
: HasF2I(false), HasCT(false) {
std::string CPU = "generic";
uint32_t Bits =
SubtargetFeatures::Parse(FS, CPU,
SubTypeKV, SubTypeKVSize,
FeatureKV, FeatureKVSize);
HasF2I = (Bits & FeatureFIX) != 0;
HasCT = (Bits & FeatureCIX) != 0;
}
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