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https://github.com/c64scene-ar/llvm-6502.git
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6fe326c713
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76006 91177308-0d34-0410-b5e6-96231b3b80d8
76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
//===-- SystemZTargetMachine.cpp - Define TargetMachine for SystemZ -----------===//
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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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//
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//
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//===----------------------------------------------------------------------===//
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#include "SystemZTargetAsmInfo.h"
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#include "SystemZTargetMachine.h"
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#include "SystemZ.h"
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#include "llvm/Module.h"
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#include "llvm/PassManager.h"
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#include "llvm/Target/TargetMachineRegistry.h"
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using namespace llvm;
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/// SystemZTargetMachineModule - Note that this is used on hosts that
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/// cannot link in a library unless there are references into the
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/// library. In particular, it seems that it is not possible to get
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/// things to work on Win32 without this. Though it is unused, do not
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/// remove it.
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extern "C" int SystemZTargetMachineModule;
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int SystemZTargetMachineModule = 0;
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// Register the target.
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static RegisterTarget<SystemZTargetMachine>
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X("systemz", "SystemZ [experimental]");
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const TargetAsmInfo *SystemZTargetMachine::createTargetAsmInfo() const {
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// FIXME: Handle Solaris subtarget someday :)
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return new SystemZTargetAsmInfo(*this);
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}
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/// SystemZTargetMachine ctor - Create an ILP64 architecture model
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///
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SystemZTargetMachine::SystemZTargetMachine(const Module &M, const std::string &FS)
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: Subtarget(*this, M, FS),
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DataLayout("E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16"),
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InstrInfo(*this), TLInfo(*this),
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FrameInfo(TargetFrameInfo::StackGrowsDown, 8, -160) {
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if (getRelocationModel() == Reloc::Default)
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setRelocationModel(Reloc::Static);
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}
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bool SystemZTargetMachine::addInstSelector(PassManagerBase &PM,
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CodeGenOpt::Level OptLevel) {
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// Install an instruction selector.
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PM.add(createSystemZISelDag(*this, OptLevel));
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return false;
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}
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bool SystemZTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
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CodeGenOpt::Level OptLevel,
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bool Verbose,
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raw_ostream &Out) {
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// Output assembly language.
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PM.add(createSystemZCodePrinterPass(Out, *this, OptLevel, Verbose));
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return false;
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}
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unsigned SystemZTargetMachine::getModuleMatchQuality(const Module &M) {
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std::string TT = M.getTargetTriple();
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// We strongly match s390x
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if (TT.size() >= 5 && TT[0] == 's' && TT[1] == '3' && TT[2] == '9' &&
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TT[3] == '0' && TT[4] == 'x')
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return 20;
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return 0;
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}
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