[clang] 49682f1 - [SPIR-V] Add translator tool
Alexey Bader via cfe-commits
cfe-commits at lists.llvm.org
Wed Nov 17 19:41:29 PST 2021
Author: Henry Linjamäki
Date: 2021-11-18T03:41:24+03:00
New Revision: 49682f14bf3fb8db5e2721d9896b27bb4c2bd635
URL: https://github.com/llvm/llvm-project/commit/49682f14bf3fb8db5e2721d9896b27bb4c2bd635
DIFF: https://github.com/llvm/llvm-project/commit/49682f14bf3fb8db5e2721d9896b27bb4c2bd635.diff
LOG: [SPIR-V] Add translator tool
Add a tool for constructing commands for translating LLVM IR to
SPIR-V.
Used by HIPSPV tool chain (D110618).
Reviewed By: bader
Differential Revision: https://reviews.llvm.org/D112404
Added:
clang/lib/Driver/ToolChains/SPIRV.cpp
clang/lib/Driver/ToolChains/SPIRV.h
Modified:
clang/lib/Driver/CMakeLists.txt
Removed:
################################################################################
diff --git a/clang/lib/Driver/CMakeLists.txt b/clang/lib/Driver/CMakeLists.txt
index 61a1cd04e088..31e357b67361 100644
--- a/clang/lib/Driver/CMakeLists.txt
+++ b/clang/lib/Driver/CMakeLists.txt
@@ -69,6 +69,7 @@ add_clang_library(clangDriver
ToolChains/PS4CPU.cpp
ToolChains/RISCVToolchain.cpp
ToolChains/Solaris.cpp
+ ToolChains/SPIRV.cpp
ToolChains/TCE.cpp
ToolChains/VEToolchain.cpp
ToolChains/WebAssembly.cpp
diff --git a/clang/lib/Driver/ToolChains/SPIRV.cpp b/clang/lib/Driver/ToolChains/SPIRV.cpp
new file mode 100644
index 000000000000..3f942478e2ad
--- /dev/null
+++ b/clang/lib/Driver/ToolChains/SPIRV.cpp
@@ -0,0 +1,48 @@
+//===--- SPIRV.cpp - SPIR-V Tool Implementations ----------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+#include "SPIRV.h"
+#include "CommonArgs.h"
+#include "clang/Driver/Compilation.h"
+#include "clang/Driver/Driver.h"
+#include "clang/Driver/InputInfo.h"
+#include "clang/Driver/Options.h"
+
+using namespace clang::driver::tools;
+using namespace llvm::opt;
+
+void SPIRV::constructTranslateCommand(Compilation &C, const Tool &T,
+ const JobAction &JA,
+ const InputInfo &Output,
+ const InputInfo &Input,
+ const llvm::opt::ArgStringList &Args) {
+ llvm::opt::ArgStringList CmdArgs(Args);
+ CmdArgs.push_back(Input.getFilename());
+
+ if (Input.getType() == types::TY_PP_Asm)
+ CmdArgs.push_back("-to-binary");
+ if (Output.getType() == types::TY_PP_Asm)
+ CmdArgs.push_back("-spirv-text");
+
+ CmdArgs.append({"-o", Output.getFilename()});
+
+ const char *Exec =
+ C.getArgs().MakeArgString(T.getToolChain().GetProgramPath("llvm-spirv"));
+ C.addCommand(std::make_unique<Command>(JA, T, ResponseFileSupport::None(),
+ Exec, CmdArgs, Input, Output));
+}
+
+void SPIRV::Translator::ConstructJob(Compilation &C, const JobAction &JA,
+ const InputInfo &Output,
+ const InputInfoList &Inputs,
+ const ArgList &Args,
+ const char *LinkingOutput) const {
+ claimNoWarnArgs(Args);
+ if (Inputs.size() != 1)
+ llvm_unreachable("Invalid number of input files.");
+ constructTranslateCommand(C, *this, JA, Output, Inputs[0], {});
+}
diff --git a/clang/lib/Driver/ToolChains/SPIRV.h b/clang/lib/Driver/ToolChains/SPIRV.h
new file mode 100644
index 000000000000..35d0446bd8b8
--- /dev/null
+++ b/clang/lib/Driver/ToolChains/SPIRV.h
@@ -0,0 +1,46 @@
+//===--- SPIRV.h - SPIR-V Tool Implementations ------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SPIRV_H
+#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SPIRV_H
+
+#include "clang/Driver/Tool.h"
+#include "clang/Driver/ToolChain.h"
+
+namespace clang {
+namespace driver {
+namespace tools {
+namespace SPIRV {
+
+void addTranslatorArgs(const llvm::opt::ArgList &InArgs,
+ llvm::opt::ArgStringList &OutArgs);
+
+void constructTranslateCommand(Compilation &C, const Tool &T,
+ const JobAction &JA, const InputInfo &Output,
+ const InputInfo &Input,
+ const llvm::opt::ArgStringList &Args);
+
+class LLVM_LIBRARY_VISIBILITY Translator : public Tool {
+public:
+ Translator(const ToolChain &TC)
+ : Tool("SPIR-V::Translator", "llvm-spirv", TC) {}
+
+ bool hasIntegratedCPP() const override { return false; }
+ bool hasIntegratedAssembler() const override { return true; }
+
+ void ConstructJob(Compilation &C, const JobAction &JA,
+ const InputInfo &Output, const InputInfoList &Inputs,
+ const llvm::opt::ArgList &TCArgs,
+ const char *LinkingOutput) const override;
+};
+
+} // namespace SPIRV
+} // namespace tools
+} // namespace driver
+} // namespace clang
+#endif
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