c20e7b6fe1
Change default validator version to 1.8 in Options.td. Remove the default value set in HLSL.cpp. Fixes #102963 This also helps #99910.
304 lines
9.6 KiB
C++
304 lines
9.6 KiB
C++
//===--- HLSL.cpp - HLSL ToolChain Implementations --------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "HLSL.h"
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#include "CommonArgs.h"
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#include "clang/Driver/Compilation.h"
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#include "clang/Driver/DriverDiagnostic.h"
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#include "clang/Driver/Job.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/TargetParser/Triple.h"
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using namespace clang::driver;
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using namespace clang::driver::tools;
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using namespace clang::driver::toolchains;
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using namespace clang;
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using namespace llvm::opt;
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using namespace llvm;
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namespace {
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const unsigned OfflineLibMinor = 0xF;
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bool isLegalShaderModel(Triple &T) {
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if (T.getOS() != Triple::OSType::ShaderModel)
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return false;
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auto Version = T.getOSVersion();
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if (Version.getBuild())
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return false;
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if (Version.getSubminor())
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return false;
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auto Kind = T.getEnvironment();
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switch (Kind) {
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default:
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return false;
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case Triple::EnvironmentType::Vertex:
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case Triple::EnvironmentType::Hull:
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case Triple::EnvironmentType::Domain:
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case Triple::EnvironmentType::Geometry:
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case Triple::EnvironmentType::Pixel:
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case Triple::EnvironmentType::Compute: {
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VersionTuple MinVer(4, 0);
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return MinVer <= Version;
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} break;
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case Triple::EnvironmentType::Library: {
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VersionTuple SM6x(6, OfflineLibMinor);
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if (Version == SM6x)
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return true;
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VersionTuple MinVer(6, 3);
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return MinVer <= Version;
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} break;
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case Triple::EnvironmentType::Amplification:
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case Triple::EnvironmentType::Mesh: {
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VersionTuple MinVer(6, 5);
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return MinVer <= Version;
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} break;
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}
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return false;
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}
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std::optional<std::string> tryParseProfile(StringRef Profile) {
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// [ps|vs|gs|hs|ds|cs|ms|as]_[major]_[minor]
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SmallVector<StringRef, 3> Parts;
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Profile.split(Parts, "_");
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if (Parts.size() != 3)
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return std::nullopt;
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Triple::EnvironmentType Kind =
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StringSwitch<Triple::EnvironmentType>(Parts[0])
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.Case("ps", Triple::EnvironmentType::Pixel)
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.Case("vs", Triple::EnvironmentType::Vertex)
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.Case("gs", Triple::EnvironmentType::Geometry)
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.Case("hs", Triple::EnvironmentType::Hull)
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.Case("ds", Triple::EnvironmentType::Domain)
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.Case("cs", Triple::EnvironmentType::Compute)
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.Case("lib", Triple::EnvironmentType::Library)
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.Case("ms", Triple::EnvironmentType::Mesh)
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.Case("as", Triple::EnvironmentType::Amplification)
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.Default(Triple::EnvironmentType::UnknownEnvironment);
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if (Kind == Triple::EnvironmentType::UnknownEnvironment)
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return std::nullopt;
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unsigned long long Major = 0;
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if (llvm::getAsUnsignedInteger(Parts[1], 0, Major))
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return std::nullopt;
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unsigned long long Minor = 0;
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if (Parts[2] == "x" && Kind == Triple::EnvironmentType::Library)
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Minor = OfflineLibMinor;
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else if (llvm::getAsUnsignedInteger(Parts[2], 0, Minor))
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return std::nullopt;
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// Determine DXIL version using the minor version number of Shader
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// Model version specified in target profile. Prior to decoupling DXIL version
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// numbering from that of Shader Model DXIL version 1.Y corresponds to SM 6.Y.
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// E.g., dxilv1.Y-unknown-shadermodelX.Y-hull
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llvm::Triple T;
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Triple::SubArchType SubArch = llvm::Triple::NoSubArch;
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switch (Minor) {
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case 0:
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SubArch = llvm::Triple::DXILSubArch_v1_0;
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break;
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case 1:
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SubArch = llvm::Triple::DXILSubArch_v1_1;
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break;
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case 2:
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SubArch = llvm::Triple::DXILSubArch_v1_2;
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break;
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case 3:
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SubArch = llvm::Triple::DXILSubArch_v1_3;
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break;
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case 4:
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SubArch = llvm::Triple::DXILSubArch_v1_4;
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break;
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case 5:
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SubArch = llvm::Triple::DXILSubArch_v1_5;
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break;
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case 6:
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SubArch = llvm::Triple::DXILSubArch_v1_6;
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break;
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case 7:
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SubArch = llvm::Triple::DXILSubArch_v1_7;
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break;
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case 8:
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SubArch = llvm::Triple::DXILSubArch_v1_8;
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break;
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case OfflineLibMinor:
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// Always consider minor version x as the latest supported DXIL version
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SubArch = llvm::Triple::LatestDXILSubArch;
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break;
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default:
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// No DXIL Version corresponding to specified Shader Model version found
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return std::nullopt;
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}
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T.setArch(Triple::ArchType::dxil, SubArch);
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T.setOSName(Triple::getOSTypeName(Triple::OSType::ShaderModel).str() +
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VersionTuple(Major, Minor).getAsString());
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T.setEnvironment(Kind);
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if (isLegalShaderModel(T))
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return T.getTriple();
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else
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return std::nullopt;
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}
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bool isLegalValidatorVersion(StringRef ValVersionStr, const Driver &D) {
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VersionTuple Version;
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if (Version.tryParse(ValVersionStr) || Version.getBuild() ||
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Version.getSubminor() || !Version.getMinor()) {
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D.Diag(diag::err_drv_invalid_format_dxil_validator_version)
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<< ValVersionStr;
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return false;
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}
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uint64_t Major = Version.getMajor();
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uint64_t Minor = *Version.getMinor();
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if (Major == 0 && Minor != 0) {
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D.Diag(diag::err_drv_invalid_empty_dxil_validator_version) << ValVersionStr;
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return false;
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}
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VersionTuple MinVer(1, 0);
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if (Version < MinVer) {
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D.Diag(diag::err_drv_invalid_range_dxil_validator_version) << ValVersionStr;
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return false;
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}
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return true;
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}
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} // namespace
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void tools::hlsl::Validator::ConstructJob(Compilation &C, const JobAction &JA,
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const InputInfo &Output,
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const InputInfoList &Inputs,
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const ArgList &Args,
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const char *LinkingOutput) const {
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std::string DxvPath = getToolChain().GetProgramPath("dxv");
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assert(DxvPath != "dxv" && "cannot find dxv");
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ArgStringList CmdArgs;
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assert(Inputs.size() == 1 && "Unable to handle multiple inputs.");
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const InputInfo &Input = Inputs[0];
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assert(Input.isFilename() && "Unexpected verify input");
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// Grabbing the output of the earlier cc1 run.
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CmdArgs.push_back(Input.getFilename());
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// Use the same name as output.
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Input.getFilename());
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const char *Exec = Args.MakeArgString(DxvPath);
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C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
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Exec, CmdArgs, Inputs, Input));
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}
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/// DirectX Toolchain
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HLSLToolChain::HLSLToolChain(const Driver &D, const llvm::Triple &Triple,
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const ArgList &Args)
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: ToolChain(D, Triple, Args) {
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if (Args.hasArg(options::OPT_dxc_validator_path_EQ))
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getProgramPaths().push_back(
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Args.getLastArgValue(options::OPT_dxc_validator_path_EQ).str());
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}
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Tool *clang::driver::toolchains::HLSLToolChain::getTool(
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Action::ActionClass AC) const {
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switch (AC) {
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case Action::BinaryAnalyzeJobClass:
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if (!Validator)
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Validator.reset(new tools::hlsl::Validator(*this));
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return Validator.get();
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default:
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return ToolChain::getTool(AC);
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}
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}
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std::optional<std::string>
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clang::driver::toolchains::HLSLToolChain::parseTargetProfile(
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StringRef TargetProfile) {
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return tryParseProfile(TargetProfile);
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}
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DerivedArgList *
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HLSLToolChain::TranslateArgs(const DerivedArgList &Args, StringRef BoundArch,
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Action::OffloadKind DeviceOffloadKind) const {
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DerivedArgList *DAL = new DerivedArgList(Args.getBaseArgs());
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const OptTable &Opts = getDriver().getOpts();
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for (Arg *A : Args) {
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if (A->getOption().getID() == options::OPT_dxil_validator_version) {
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StringRef ValVerStr = A->getValue();
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std::string ErrorMsg;
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if (!isLegalValidatorVersion(ValVerStr, getDriver()))
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continue;
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}
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if (A->getOption().getID() == options::OPT_dxc_entrypoint) {
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DAL->AddSeparateArg(nullptr, Opts.getOption(options::OPT_hlsl_entrypoint),
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A->getValue());
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A->claim();
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continue;
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}
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if (A->getOption().getID() == options::OPT__SLASH_O) {
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StringRef OStr = A->getValue();
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if (OStr == "d") {
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DAL->AddFlagArg(nullptr, Opts.getOption(options::OPT_O0));
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A->claim();
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continue;
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} else {
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DAL->AddJoinedArg(nullptr, Opts.getOption(options::OPT_O), OStr);
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A->claim();
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continue;
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}
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}
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if (A->getOption().getID() == options::OPT_emit_pristine_llvm) {
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// Translate -fcgl into -emit-llvm and -disable-llvm-passes.
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DAL->AddFlagArg(nullptr, Opts.getOption(options::OPT_emit_llvm));
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DAL->AddFlagArg(nullptr,
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Opts.getOption(options::OPT_disable_llvm_passes));
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A->claim();
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continue;
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}
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if (A->getOption().getID() == options::OPT_dxc_hlsl_version) {
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// Translate -HV into -std for llvm
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// depending on the value given
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LangStandard::Kind LangStd = LangStandard::getHLSLLangKind(A->getValue());
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if (LangStd != LangStandard::lang_unspecified) {
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LangStandard l = LangStandard::getLangStandardForKind(LangStd);
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DAL->AddSeparateArg(nullptr, Opts.getOption(options::OPT_std_EQ),
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l.getName());
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} else {
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getDriver().Diag(diag::err_drv_invalid_value) << "HV" << A->getValue();
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}
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A->claim();
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continue;
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}
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DAL->append(A);
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}
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if (!DAL->hasArg(options::OPT_O_Group)) {
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DAL->AddJoinedArg(nullptr, Opts.getOption(options::OPT_O), "3");
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}
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return DAL;
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}
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bool HLSLToolChain::requiresValidation(DerivedArgList &Args) const {
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if (Args.getLastArg(options::OPT_dxc_disable_validation))
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return false;
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std::string DxvPath = GetProgramPath("dxv");
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if (DxvPath != "dxv")
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return true;
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getDriver().Diag(diag::warn_drv_dxc_missing_dxv);
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return false;
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}
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