From 8195637363c9a5d979831405390157b11ecfc170 Mon Sep 17 00:00:00 2001 From: Francisco Jerez Date: Tue, 17 May 2016 16:03:00 +0200 Subject: [PATCH] clover/llvm: Split bitcode codegen into separate file. Reviewed-by: Serge Martin Tested-by: Jan Vesely --- src/gallium/state_trackers/clover/Makefile.sources | 1 + src/gallium/state_trackers/clover/llvm/codegen.hpp | 7 ++ .../state_trackers/clover/llvm/codegen/bitcode.cpp | 76 ++++++++++++++++++++++ .../state_trackers/clover/llvm/invocation.cpp | 35 ---------- 4 files changed, 84 insertions(+), 35 deletions(-) create mode 100644 src/gallium/state_trackers/clover/llvm/codegen/bitcode.cpp diff --git a/src/gallium/state_trackers/clover/Makefile.sources b/src/gallium/state_trackers/clover/Makefile.sources index 2f45611..bf0a533 100644 --- a/src/gallium/state_trackers/clover/Makefile.sources +++ b/src/gallium/state_trackers/clover/Makefile.sources @@ -54,6 +54,7 @@ CPP_SOURCES := \ util/tuple.hpp LLVM_SOURCES := \ + llvm/codegen/bitcode.cpp \ llvm/codegen/common.cpp \ llvm/codegen.hpp \ llvm/compat.hpp \ diff --git a/src/gallium/state_trackers/clover/llvm/codegen.hpp b/src/gallium/state_trackers/clover/llvm/codegen.hpp index 23f3b17..929bbda 100644 --- a/src/gallium/state_trackers/clover/llvm/codegen.hpp +++ b/src/gallium/state_trackers/clover/llvm/codegen.hpp @@ -38,6 +38,13 @@ namespace clover { namespace llvm { module + build_module_bitcode(const ::llvm::Module &mod, + const clang::CompilerInstance &c); + + std::string + print_module_bitcode(const ::llvm::Module &mod); + + module build_module_common(const ::llvm::Module &mod, const std::vector &code, const std::map &offsets, diff --git a/src/gallium/state_trackers/clover/llvm/codegen/bitcode.cpp b/src/gallium/state_trackers/clover/llvm/codegen/bitcode.cpp new file mode 100644 index 0000000..d2baa07 --- /dev/null +++ b/src/gallium/state_trackers/clover/llvm/codegen/bitcode.cpp @@ -0,0 +1,76 @@ +// +// Copyright 2012-2016 Francisco Jerez +// Copyright 2012-2016 Advanced Micro Devices, Inc. +// +// Permission is hereby granted, free of charge, to any person obtaining a +// copy of this software and associated documentation files (the "Software"), +// to deal in the Software without restriction, including without limitation +// the rights to use, copy, modify, merge, publish, distribute, sublicense, +// and/or sell copies of the Software, and to permit persons to whom the +// Software is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR +// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +// OTHER DEALINGS IN THE SOFTWARE. +// + +/// +/// \file +/// Trivial codegen back-end that simply passes through the existing LLVM IR +/// and formats it so it can be consumed by pipe drivers. +/// + +#include "llvm/codegen.hpp" +#include "llvm/metadata.hpp" +#include "core/error.hpp" +#include "util/algorithm.hpp" + +#include +#include +#include + +using namespace clover; +using namespace clover::llvm; + +namespace { + std::map + get_symbol_offsets(const ::llvm::Module &mod) { + std::map offsets; + unsigned i = 0; + + for (const auto &name : map(std::mem_fn(&::llvm::Function::getName), + get_kernels(mod))) + offsets[name] = i++; + + return offsets; + } + + std::vector + emit_code(const ::llvm::Module &mod) { + ::llvm::SmallVector data; + ::llvm::raw_svector_ostream os { data }; + WriteBitcodeToFile(&mod, os); + return { os.str().begin(), os.str().end() }; + } +} + +module +clover::llvm::build_module_bitcode(const ::llvm::Module &mod, + const clang::CompilerInstance &c) { + return build_module_common(mod, emit_code(mod), get_symbol_offsets(mod), c); +} + +std::string +clover::llvm::print_module_bitcode(const ::llvm::Module &mod) { + std::string s; + ::llvm::raw_string_ostream os { s }; + mod.print(os, NULL); + return os.str(); +} diff --git a/src/gallium/state_trackers/clover/llvm/invocation.cpp b/src/gallium/state_trackers/clover/llvm/invocation.cpp index 857ae2a..54e2866 100644 --- a/src/gallium/state_trackers/clover/llvm/invocation.cpp +++ b/src/gallium/state_trackers/clover/llvm/invocation.cpp @@ -250,41 +250,6 @@ namespace { pm.run(mod); } - std::map - get_symbol_offsets(const ::llvm::Module &mod) { - std::map offsets; - unsigned i = 0; - - for (const auto &name : map(std::mem_fn(&::llvm::Function::getName), - get_kernels(mod))) - offsets[name] = i++; - - return offsets; - } - - std::vector - emit_code(const ::llvm::Module &mod) { - ::llvm::SmallVector data; - ::llvm::raw_svector_ostream os { data }; - WriteBitcodeToFile(&mod, os); - return { os.str().begin(), os.str().end() }; - } - - module - build_module_bitcode(const ::llvm::Module &mod, - const clang::CompilerInstance &c) { - return build_module_common(mod, emit_code(mod), get_symbol_offsets(mod), - c); - } - - std::string - print_module_bitcode(const ::llvm::Module &mod) { - std::string s; - ::llvm::raw_string_ostream os { s }; - mod.print(os, NULL); - return os.str(); - } - std::vector emit_code(::llvm::Module &mod, const target &target, TargetMachine::CodeGenFileType ft, -- 2.7.4