forked from OSchip/llvm-project
114 lines
4.0 KiB
C++
114 lines
4.0 KiB
C++
//===--- AMDGPU.cpp - AMDGPU ToolChain Implementations ----------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "AMDGPU.h"
|
|
#include "CommonArgs.h"
|
|
#include "InputInfo.h"
|
|
#include "clang/Driver/Compilation.h"
|
|
#include "clang/Driver/DriverDiagnostic.h"
|
|
#include "llvm/Option/ArgList.h"
|
|
|
|
using namespace clang::driver;
|
|
using namespace clang::driver::tools;
|
|
using namespace clang::driver::toolchains;
|
|
using namespace clang;
|
|
using namespace llvm::opt;
|
|
|
|
void amdgpu::Linker::ConstructJob(Compilation &C, const JobAction &JA,
|
|
const InputInfo &Output,
|
|
const InputInfoList &Inputs,
|
|
const ArgList &Args,
|
|
const char *LinkingOutput) const {
|
|
|
|
std::string Linker = getToolChain().GetProgramPath(getShortName());
|
|
ArgStringList CmdArgs;
|
|
AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
|
|
CmdArgs.push_back("-shared");
|
|
CmdArgs.push_back("-o");
|
|
CmdArgs.push_back(Output.getFilename());
|
|
C.addCommand(llvm::make_unique<Command>(JA, *this, Args.MakeArgString(Linker),
|
|
CmdArgs, Inputs));
|
|
}
|
|
|
|
void amdgpu::getAMDGPUTargetFeatures(const Driver &D,
|
|
const llvm::opt::ArgList &Args,
|
|
std::vector<StringRef> &Features) {
|
|
if (const Arg *dAbi = Args.getLastArg(options::OPT_mamdgpu_debugger_abi)) {
|
|
StringRef value = dAbi->getValue();
|
|
if (value == "1.0") {
|
|
Features.push_back("+amdgpu-debugger-insert-nops");
|
|
Features.push_back("+amdgpu-debugger-emit-prologue");
|
|
} else {
|
|
D.Diag(diag::err_drv_clang_unsupported) << dAbi->getAsString(Args);
|
|
}
|
|
}
|
|
|
|
handleTargetFeaturesGroup(
|
|
Args, Features, options::OPT_m_amdgpu_Features_Group);
|
|
}
|
|
|
|
/// AMDGPU Toolchain
|
|
AMDGPUToolChain::AMDGPUToolChain(const Driver &D, const llvm::Triple &Triple,
|
|
const ArgList &Args)
|
|
: Generic_ELF(D, Triple, Args),
|
|
OptionsDefault({{options::OPT_O, "3"},
|
|
{options::OPT_cl_std_EQ, "CL1.2"}}) {}
|
|
|
|
Tool *AMDGPUToolChain::buildLinker() const {
|
|
return new tools::amdgpu::Linker(*this);
|
|
}
|
|
|
|
DerivedArgList *
|
|
AMDGPUToolChain::TranslateArgs(const DerivedArgList &Args, StringRef BoundArch,
|
|
Action::OffloadKind DeviceOffloadKind) const {
|
|
|
|
DerivedArgList *DAL =
|
|
Generic_ELF::TranslateArgs(Args, BoundArch, DeviceOffloadKind);
|
|
|
|
// Do nothing if not OpenCL (-x cl)
|
|
if (!Args.getLastArgValue(options::OPT_x).equals("cl"))
|
|
return DAL;
|
|
|
|
if (!DAL)
|
|
DAL = new DerivedArgList(Args.getBaseArgs());
|
|
for (auto *A : Args)
|
|
DAL->append(A);
|
|
|
|
const OptTable &Opts = getDriver().getOpts();
|
|
|
|
// Phase 1 (.cl -> .bc)
|
|
if (Args.hasArg(options::OPT_c) && Args.hasArg(options::OPT_emit_llvm)) {
|
|
DAL->AddFlagArg(nullptr, Opts.getOption(getTriple().isArch64Bit()
|
|
? options::OPT_m64
|
|
: options::OPT_m32));
|
|
|
|
// Have to check OPT_O4, OPT_O0 & OPT_Ofast separately
|
|
// as they defined that way in Options.td
|
|
if (!Args.hasArg(options::OPT_O, options::OPT_O0, options::OPT_O4,
|
|
options::OPT_Ofast))
|
|
DAL->AddJoinedArg(nullptr, Opts.getOption(options::OPT_O),
|
|
getOptionDefault(options::OPT_O));
|
|
}
|
|
|
|
return DAL;
|
|
}
|
|
|
|
void AMDGPUToolChain::addClangTargetOptions(
|
|
const llvm::opt::ArgList &DriverArgs,
|
|
llvm::opt::ArgStringList &CC1Args,
|
|
Action::OffloadKind DeviceOffloadingKind) const {
|
|
// Default to "hidden" visibility, as object level linking will not be
|
|
// supported for the forseeable future.
|
|
if (!DriverArgs.hasArg(options::OPT_fvisibility_EQ,
|
|
options::OPT_fvisibility_ms_compat)) {
|
|
CC1Args.push_back("-fvisibility");
|
|
CC1Args.push_back("hidden");
|
|
}
|
|
}
|