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//===-- PowerPCTargetInfo.cpp - PowerPC Target Implementation -------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Module.h"
#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
Target ThePPC32Target;
static unsigned PPC32_JITMatchQuality() {
#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) || defined(__PPC__)
if (sizeof(void*) == 4)
return 10;
#endif
return 0;
}
static unsigned PPC32_TripleMatchQuality(const std::string &TT) {
// We strongly match "powerpc-*".
if (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "powerpc-")
return 20;
return 0;
}
static unsigned PPC32_ModuleMatchQuality(const Module &M) {
// Check for a triple match.
if (unsigned Q = PPC32_TripleMatchQuality(M.getTargetTriple()))
return Q;
// Otherwise if the target triple is non-empty, we don't match.
if (!M.getTargetTriple().empty()) return 0;
if (M.getEndianness() == Module::BigEndian &&
M.getPointerSize() == Module::Pointer64)
return 10; // Weak match
else if (M.getEndianness() != Module::AnyEndianness ||
M.getPointerSize() != Module::AnyPointerSize)
return 0; // Match for some other target
return PPC32_JITMatchQuality()/2;
}
Target ThePPC64Target;
static unsigned PPC64_JITMatchQuality() {
#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER) || defined(__PPC__)
if (sizeof(void*) == 8)
return 10;
#endif
return 0;
}
static unsigned PPC64_TripleMatchQuality(const std::string &TT) {
// We strongly match "powerpc64-*".
if (TT.size() >= 10 && std::string(TT.begin(), TT.begin()+10) == "powerpc64-")
return 20;
return 0;
}
static unsigned PPC64_ModuleMatchQuality(const Module &M) {
// Check for a triple match.
if (unsigned Q = PPC64_TripleMatchQuality(M.getTargetTriple()))
return Q;
// Otherwise if the target triple is non-empty, we don't match.
if (!M.getTargetTriple().empty()) return 0;
if (M.getEndianness() == Module::BigEndian &&
M.getPointerSize() == Module::Pointer64)
return 10; // Weak match
else if (M.getEndianness() != Module::AnyEndianness ||
M.getPointerSize() != Module::AnyPointerSize)
return 0; // Match for some other target
return PPC64_JITMatchQuality()/2;
}
extern "C" void LLVMInitializePowerPCTargetInfo() {
TargetRegistry::RegisterTarget(ThePPC32Target, "ppc32",
"PowerPC 32",
&PPC32_TripleMatchQuality,
&PPC32_ModuleMatchQuality,
&PPC32_JITMatchQuality);
TargetRegistry::RegisterTarget(ThePPC64Target, "ppc64",
"PowerPC 64",
&PPC64_TripleMatchQuality,
&PPC64_ModuleMatchQuality,
&PPC64_JITMatchQuality);
}
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