llvm-6502/lib/Target/IA64/TargetInfo/IA64TargetInfo.cpp
Daniel Dunbar c984df8602 Add TargetInfo libraries for all targets.
- 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
2009-07-15 06:35:19 +00:00

58 lines
1.6 KiB
C++

//===-- IA64TargetInfo.cpp - IA64 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 TheIA64Target;
static unsigned IA64_JITMatchQuality() {
return 0;
}
static unsigned IA64_TripleMatchQuality(const std::string &TT) {
// we match [iI][aA]*64
if (TT.size() >= 4) {
if ((TT[0]=='i' || TT[0]=='I') &&
(TT[1]=='a' || TT[1]=='A')) {
for(unsigned int i=2; i<(TT.size()-1); i++)
if(TT[i]=='6' && TT[i+1]=='4')
return 20; // strong match
}
}
return 0;
}
static unsigned IA64_ModuleMatchQuality(const Module &M) {
// Check for a triple match.
if (unsigned Q = IA64_TripleMatchQuality(M.getTargetTriple()))
return Q;
// Otherwise if the target triple is non-empty, we don't match.
if (!M.getTargetTriple().empty()) return 0;
// FIXME: This is bad, the target matching algorithm shouldn't depend on the
// host.
#if defined(__ia64__) || defined(__IA64__)
return 5;
#else
return 0;
#endif
}
extern "C" void LLVMInitializeIA64TargetInfo() {
TargetRegistry::RegisterTarget(TheIA64Target, "ia64",
"IA-64 (Itanium) [experimental]",
&IA64_TripleMatchQuality,
&IA64_ModuleMatchQuality,
&IA64_JITMatchQuality);
}