llvm-6502/lib/Target/Mips/TargetInfo/MipsTargetInfo.cpp
2009-07-18 23:03:22 +00:00

89 lines
2.5 KiB
C++

//===-- MipsTargetInfo.cpp - Mips Target Implementation -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "Mips.h"
#include "llvm/Module.h"
#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
Target llvm::TheMipsTarget;
static unsigned Mips_JITMatchQuality() {
return 0;
}
static unsigned Mips_TripleMatchQuality(const std::string &TT) {
// We strongly match "mips*-*".
if (TT.size() >= 5 && std::string(TT.begin(), TT.begin()+5) == "mips-")
return 20;
if (TT.size() >= 13 && std::string(TT.begin(),
TT.begin()+13) == "mipsallegrex-")
return 20;
return 0;
}
static unsigned Mips_ModuleMatchQuality(const Module &M) {
// Check for a triple match.
if (unsigned Q = Mips_TripleMatchQuality(M.getTargetTriple()))
return Q;
// Otherwise if the target triple is non-empty, we don't match.
if (!M.getTargetTriple().empty()) return 0;
return 0;
}
Target llvm::TheMipselTarget;
static unsigned Mipsel_JITMatchQuality() {
return 0;
}
static unsigned Mipsel_TripleMatchQuality(const std::string &TT) {
// We strongly match "mips*el-*".
if (TT.size() >= 7 && std::string(TT.begin(), TT.begin()+7) == "mipsel-")
return 20;
if (TT.size() >= 15 && std::string(TT.begin(),
TT.begin()+15) == "mipsallegrexel-")
return 20;
if (TT.size() == 3 && std::string(TT.begin(), TT.begin()+3) == "psp")
return 20;
return 0;
}
static unsigned Mipsel_ModuleMatchQuality(const Module &M) {
// Check for a triple match.
if (unsigned Q = Mipsel_TripleMatchQuality(M.getTargetTriple()))
return Q;
// Otherwise if the target triple is non-empty, we don't match.
if (!M.getTargetTriple().empty()) return 0;
return 0;
}
extern "C" void LLVMInitializeMipsTargetInfo() {
TargetRegistry::RegisterTarget(TheMipsTarget, "mips",
"Mips",
&Mips_TripleMatchQuality,
&Mips_ModuleMatchQuality,
&Mips_JITMatchQuality);
TargetRegistry::RegisterTarget(TheMipselTarget, "mipsel",
"Mipsel",
&Mipsel_TripleMatchQuality,
&Mipsel_ModuleMatchQuality,
&Mipsel_JITMatchQuality);
}