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c984df8602
- Intended to match current TargetMachine implementations. - No facilities for linking these in yet. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75751 91177308-0d34-0410-b5e6-96231b3b80d8
62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
//===-- SparcTargetInfo.cpp - Sparc Target Implementation -----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Module.h"
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#include "llvm/Target/TargetRegistry.h"
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using namespace llvm;
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Target TheSparcTarget;
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static unsigned Sparc_JITMatchQuality() {
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return 0;
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}
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static unsigned Sparc_TripleMatchQuality(const std::string &TT) {
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if (TT.size() >= 6 && std::string(TT.begin(), TT.begin()+6) == "sparc-")
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return 20;
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return 0;
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}
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static unsigned Sparc_ModuleMatchQuality(const Module &M) {
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// Check for a triple match.
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if (unsigned Q = Sparc_TripleMatchQuality(M.getTargetTriple()))
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return Q;
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// Otherwise if the target triple is non-empty, we don't match.
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if (!M.getTargetTriple().empty()) return 0;
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// FIXME: This is bad, the target matching algorithm shouldn't depend on the
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// host.
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if (M.getEndianness() == Module::BigEndian &&
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M.getPointerSize() == Module::Pointer32)
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#ifdef __sparc__
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return 20; // BE/32 ==> Prefer sparc on sparc
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#else
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return 5; // BE/32 ==> Prefer ppc elsewhere
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#endif
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else if (M.getEndianness() != Module::AnyEndianness ||
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M.getPointerSize() != Module::AnyPointerSize)
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return 0; // Match for some other target
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#if defined(__sparc__)
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return 10;
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#else
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return 0;
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#endif
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}
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extern "C" void LLVMInitializeSparcTargetInfo() {
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TargetRegistry::RegisterTarget(TheSparcTarget, "sparc",
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"Sparc",
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&Sparc_TripleMatchQuality,
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&Sparc_ModuleMatchQuality,
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&Sparc_JITMatchQuality);
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}
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