| #!/usr/bin/env python3 |
| |
| # Copyright 2023 The SwiftShader Authors. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| import contextlib |
| import os |
| import sys |
| from string import Template |
| |
| ## Generates `CMakeLists.txt`, `Android.bp`, and `BUILD.gn` |
| |
| CMAKE_TEMPLATE_PATH = "template_CMakeLists.txt" |
| DESTINATION_CMAKELISTS_PATH = "../CMakeLists.txt" |
| |
| ANDROID_BP_TEMPLATE_PATH = "template_Android.bp" |
| DESTINATION_ANDROID_BP_PATH = "../Android.bp" |
| |
| BUILD_GN_TEMPLATE_PATH = "template_BUILD.gn" |
| DESTINATION_BUILD_GN_PATH = "../BUILD.gn" |
| |
| # This custom template class changes the delimiter from '$' to |
| # '%$%'. |
| # This is needed because CMake build files use '$' extensively. |
| class CustomTemplate(Template): |
| delimiter = '%$%' |
| |
| @contextlib.contextmanager |
| def pushd(new_dir): |
| previous_dir = os.getcwd() |
| os.chdir(new_dir) |
| try: |
| yield |
| finally: |
| os.chdir(previous_dir) |
| |
| # Returns a list of all the .cpp and .c files in the CWD. |
| def list_all_potentially_compiled_files(): |
| all_files = [] |
| for root, sub_folders, files in os.walk("."): |
| for file in files: |
| file_path = os.path.join(root,file) |
| extensions = os.path.splitext(file_path) |
| if extensions[1] == ".cpp" or extensions[1] == ".c": |
| assert(file_path[0] == '.') |
| # Trim the leading '.' out of the path. |
| all_files.append(file_path[1:]) |
| all_files.sort() |
| return all_files |
| |
| # Returns the subset of `files` that do no starts with `banned_prefixes` |
| def exclude_files_with_prefixes(files, banned_prefixes): |
| result = [] |
| for f in files: |
| file_start_with_banned_prefix = False |
| for prefix in banned_prefixes: |
| if f.startswith(prefix): |
| file_start_with_banned_prefix = True |
| break |
| if not file_start_with_banned_prefix: |
| result.append(f) |
| return result |
| |
| # Returns the subset of `files` that starts `needed_prefix` |
| def keep_files_with_prefix(files, needed_prefix): |
| result = [] |
| for f in files: |
| if f.startswith(needed_prefix): |
| result.append(f) |
| return result |
| |
| # Get all the files |
| with pushd("../llvm"): |
| all_files = list_all_potentially_compiled_files() |
| |
| # Split the `all_files`` in several groups |
| # LLVM common files |
| prefixes_of_files_not_needed_by_llvm = [ |
| # The following is a list of files and directories that were |
| # removed during the process of making llvm 16 build. |
| "/lib/DebugInfo/PDB/DIA/", |
| "/lib/ExecutionEngine/OProfileJIT/OProfileWrapper.cpp", |
| "/lib/ExecutionEngine/IntelJITEvents/IntelJITEventListener.cpp", |
| "/lib/ExecutionEngine/PerfJITEvents/PerfJITEventListener.cpp", |
| "/lib/ExecutionEngine/OProfileJIT", |
| "/lib/Frontend/OpenACC/", |
| "/lib/ObjCopy/", |
| "/lib/Support/BLAKE3/", |
| "/lib/Target/", |
| "/lib/Testing/", |
| "/lib/ToolDrivers/llvm-lib/LibDriver.cpp", |
| "/lib/ToolDrivers/llvm-dlltool/DlltoolDriver.cpp", |
| "/lib/WindowsManifest/WindowsManifestMerger.cpp", |
| # The following is a list of files and directories founds by running |
| # build/strip_cmakelists.sh on a build that uses CMakeLists.txt. |
| # The files removed were copied here. |
| "/lib/Analysis/AliasAnalysisSummary.cpp", |
| "/lib/Analysis/Analysis.cpp", |
| "/lib/Analysis/DevelopmentModeInlineAdvisor.cpp", |
| "/lib/Analysis/DomPrinter.cpp", |
| "/lib/Analysis/Interval.cpp", |
| "/lib/Analysis/IntervalPartition.cpp", |
| "/lib/Analysis/MLInlineAdvisor.cpp", |
| "/lib/Analysis/MemDepPrinter.cpp", |
| "/lib/Analysis/ModelUnderTrainingRunner.cpp", |
| "/lib/Analysis/NoInferenceModelRunner.cpp", |
| "/lib/Analysis/RegionPrinter.cpp", |
| "/lib/Analysis/TFLiteUtils.cpp", |
| "/lib/Analysis/Trace.cpp", |
| "/lib/Analysis/TrainingLogger.cpp", |
| "/lib/BinaryFormat/AMDGPUMetadataVerifier.cpp", |
| "/lib/BinaryFormat/DXContainer.cpp", |
| "/lib/BinaryFormat/ELF.cpp", |
| "/lib/BinaryFormat/Minidump.cpp", |
| "/lib/BinaryFormat/MsgPackDocument.cpp", |
| "/lib/BinaryFormat/MsgPackDocumentYAML.cpp", |
| "/lib/BinaryFormat/MsgPackReader.cpp", |
| "/lib/BinaryFormat/MsgPackWriter.cpp", |
| "/lib/Bitcode/Reader/BitReader.cpp", |
| "/lib/Bitcode/Reader/BitcodeAnalyzer.cpp", |
| "/lib/Bitcode/Writer/BitWriter.cpp", |
| "/lib/Bitcode/Writer/BitcodeWriterPass.cpp", |
| "/lib/CodeGen/AsmPrinter/ErlangGCPrinter.cpp", |
| "/lib/CodeGen/AsmPrinter/OcamlGCPrinter.cpp", |
| "/lib/CodeGen/CodeGenPassBuilder.cpp", |
| "/lib/CodeGen/CommandFlags.cpp", |
| "/lib/CodeGen/MIRParser/MILexer.cpp", |
| "/lib/CodeGen/MIRParser/MIParser.cpp", |
| "/lib/CodeGen/MIRParser/MIRParser.cpp", |
| "/lib/CodeGen/MIRYamlMapping.cpp", |
| "/lib/CodeGen/MLRegallocPriorityAdvisor.cpp", |
| "/lib/CodeGen/MachinePassManager.cpp", |
| "/lib/CodeGen/MultiHazardRecognizer.cpp", |
| "/lib/CodeGen/NonRelocatableStringpool.cpp", |
| "/lib/CodeGen/ParallelCG.cpp", |
| "/lib/CodeGen/RegAllocScore.cpp", |
| "/lib/CodeGen/VLIWMachineScheduler.cpp", |
| "/lib/DWARFLinker/DWARFLinker.cpp", |
| "/lib/DWARFLinker/DWARFLinkerCompileUnit.cpp", |
| "/lib/DWARFLinker/DWARFLinkerDeclContext.cpp", |
| "/lib/DWARFLinker/DWARFStreamer.cpp", |
| "/lib/DWARFLinkerParallel/DWARFLinker.cpp", |
| "/lib/DWP/DWP.cpp", |
| "/lib/DWP/DWPError.cpp", |
| "/lib/DebugInfo/CodeView/AppendingTypeTableBuilder.cpp", |
| "/lib/DebugInfo/CodeView/CVSymbolVisitor.cpp", |
| "/lib/DebugInfo/CodeView/DebugChecksumsSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugCrossExSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugCrossImpSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugFrameDataSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugInlineeLinesSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugLinesSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugStringTableSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugSubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp", |
| "/lib/DebugInfo/CodeView/DebugSubsectionVisitor.cpp", |
| "/lib/DebugInfo/CodeView/DebugSymbolRVASubsection.cpp", |
| "/lib/DebugInfo/CodeView/DebugSymbolsSubsection.cpp", |
| "/lib/DebugInfo/CodeView/Formatters.cpp", |
| "/lib/DebugInfo/CodeView/LazyRandomTypeCollection.cpp", |
| "/lib/DebugInfo/CodeView/MergingTypeTableBuilder.cpp", |
| "/lib/DebugInfo/CodeView/StringsAndChecksums.cpp", |
| "/lib/DebugInfo/CodeView/SymbolDumper.cpp", |
| "/lib/DebugInfo/CodeView/SymbolRecordHelpers.cpp", |
| "/lib/DebugInfo/CodeView/SymbolSerializer.cpp", |
| "/lib/DebugInfo/CodeView/TypeDumpVisitor.cpp", |
| "/lib/DebugInfo/CodeView/TypeRecordHelpers.cpp", |
| "/lib/DebugInfo/CodeView/TypeStreamMerger.cpp", |
| "/lib/DebugInfo/DWARF/DWARFLocationExpression.cpp", |
| "/lib/DebugInfo/GSYM/", |
| "/lib/DebugInfo/LogicalView/", |
| "/lib/DebugInfo/MSF/", |
| "/lib/DebugInfo/PDB/", |
| "/lib/DebugInfo/Symbolize/", |
| "/lib/Debuginfod/", |
| "/lib/ExecutionEngine/ExecutionEngine.cpp", |
| "/lib/ExecutionEngine/ExecutionEngineBindings.cpp", |
| "/lib/ExecutionEngine/GDBRegistrationListener.cpp", |
| "/lib/ExecutionEngine/IntelJITEvents/jitprofiling.c", |
| "/lib/ExecutionEngine/Interpreter/Execution.cpp", |
| "/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp", |
| "/lib/ExecutionEngine/Interpreter/Interpreter.cpp", |
| "/lib/ExecutionEngine/MCJIT/MCJIT.cpp", |
| "/lib/ExecutionEngine/Orc/COFFPlatform.cpp", |
| "/lib/ExecutionEngine/Orc/COFFVCRuntimeSupport.cpp", |
| "/lib/ExecutionEngine/Orc/CompileOnDemandLayer.cpp", |
| "/lib/ExecutionEngine/Orc/DebugObjectManagerPlugin.cpp", |
| "/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp", |
| "/lib/ExecutionEngine/Orc/EPCDebugObjectRegistrar.cpp", |
| "/lib/ExecutionEngine/Orc/EPCDynamicLibrarySearchGenerator.cpp", |
| "/lib/ExecutionEngine/Orc/EPCEHFrameRegistrar.cpp", |
| "/lib/ExecutionEngine/Orc/EPCGenericDylibManager.cpp", |
| "/lib/ExecutionEngine/Orc/EPCGenericJITLinkMemoryManager.cpp", |
| "/lib/ExecutionEngine/Orc/EPCGenericRTDyldMemoryManager.cpp", |
| "/lib/ExecutionEngine/Orc/EPCIndirectionUtils.cpp", |
| "/lib/ExecutionEngine/Orc/IRTransformLayer.cpp", |
| "/lib/ExecutionEngine/Orc/IndirectionUtils.cpp", |
| "/lib/ExecutionEngine/Orc/LLJIT.cpp", |
| "/lib/ExecutionEngine/Orc/LazyReexports.cpp", |
| "/lib/ExecutionEngine/Orc/LookupAndRecordAddrs.cpp", |
| "/lib/ExecutionEngine/Orc/MapperJITLinkMemoryManager.cpp", |
| "/lib/ExecutionEngine/Orc/MemoryMapper.cpp", |
| "/lib/ExecutionEngine/Orc/ObjectTransformLayer.cpp", |
| "/lib/ExecutionEngine/Orc/OrcABISupport.cpp", |
| "/lib/ExecutionEngine/Orc/OrcV2CBindings.cpp", |
| "/lib/ExecutionEngine/Orc/Shared/OrcRTBridge.cpp", |
| "/lib/ExecutionEngine/Orc/Shared/SimpleRemoteEPCUtils.cpp", |
| "/lib/ExecutionEngine/Orc/SimpleRemoteEPC.cpp", |
| "/lib/ExecutionEngine/Orc/SpeculateAnalyses.cpp", |
| "/lib/ExecutionEngine/Orc/Speculation.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/ExecutorSharedMemoryMapperService.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/JITLoaderGDB.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/OrcRTBootstrap.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/SimpleExecutorDylibManager.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/SimpleExecutorMemoryManager.cpp", |
| "/lib/ExecutionEngine/Orc/TargetProcess/SimpleRemoteEPCServer.cpp", |
| "/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldChecker.cpp", |
| "/lib/ExecutionEngine/TargetSelect.cpp", |
| "/lib/Extensions/Extensions.cpp", |
| "/lib/FileCheck/FileCheck.cpp", |
| "/lib/Frontend/HLSL/HLSLResource.cpp", |
| "/lib/Frontend/OpenMP/OMP.cpp", |
| "/lib/Frontend/OpenMP/OMPContext.cpp", |
| "/lib/FuzzMutate/", |
| "/lib/IR/Core.cpp", |
| "/lib/IR/ReplaceConstant.cpp", |
| "/lib/IR/StructuralHash.cpp", |
| "/lib/IR/TypedPointerType.cpp", |
| "/lib/IR/VectorBuilder.cpp", |
| "/lib/InterfaceStub/", |
| "/lib/LTO/", |
| "/lib/LineEditor/LineEditor.cpp", |
| "/lib/Linker/LinkModules.cpp", |
| "/lib/MC/ConstantPools.cpp", |
| "/lib/MC/MCAsmInfoGOFF.cpp", |
| "/lib/MC/MCAsmInfoWasm.cpp", |
| "/lib/MC/MCAsmInfoXCOFF.cpp", |
| "/lib/MC/MCDisassembler/Disassembler.cpp", |
| "/lib/MC/MCDisassembler/MCDisassembler.cpp", |
| "/lib/MC/MCDisassembler/MCExternalSymbolizer.cpp", |
| "/lib/MC/MCDisassembler/MCSymbolizer.cpp", |
| "/lib/MC/MCInstrInfo.cpp", |
| "/lib/MC/MCLabel.cpp", |
| "/lib/MC/MCParser/COFFMasmParser.cpp", |
| "/lib/MC/MCParser/MasmParser.cpp", |
| "/lib/MC/MCTargetOptionsCommandFlags.cpp", |
| "/lib/MC/MCWasmObjectTargetWriter.cpp", |
| "/lib/MC/MCXCOFFObjectTargetWriter.cpp", |
| "/lib/MCA/", |
| "/lib/Object/ArchiveWriter.cpp", |
| "/lib/Object/BuildID.cpp", |
| "/lib/Object/COFFImportFile.cpp", |
| "/lib/Object/COFFModuleDefinition.cpp", |
| "/lib/Object/DXContainer.cpp", |
| "/lib/Object/FaultMapParser.cpp", |
| "/lib/Object/MachOUniversalWriter.cpp", |
| "/lib/Object/Object.cpp", |
| "/lib/Object/SymbolSize.cpp", |
| "/lib/Object/WindowsMachineFlag.cpp", |
| "/lib/ObjectYAML/", |
| "/lib/Passes/PassBuilderBindings.cpp", |
| "/lib/Passes/PassPlugin.cpp", |
| "/lib/Passes/StandardInstrumentations.cpp", |
| "/lib/ProfileData/Coverage/CoverageMapping.cpp", |
| "/lib/ProfileData/Coverage/CoverageMappingReader.cpp", |
| "/lib/ProfileData/Coverage/CoverageMappingWriter.cpp", |
| "/lib/ProfileData/GCOV.cpp", |
| "/lib/ProfileData/InstrProfWriter.cpp", |
| "/lib/ProfileData/RawMemProfReader.cpp", |
| "/lib/ProfileData/SampleProfWriter.cpp", |
| "/lib/Remarks/Remark.cpp", |
| "/lib/Remarks/RemarkLinker.cpp", |
| "/lib/Support/AMDGPUMetadata.cpp", |
| "/lib/Support/APFixedPoint.cpp", |
| "/lib/Support/ARMWinEH.cpp", |
| "/lib/Support/AddressRanges.cpp", |
| "/lib/Support/Allocator.cpp", |
| "/lib/Support/Atomic.cpp", |
| "/lib/Support/AutoConvert.cpp", |
| "/lib/Support/Base64.cpp", |
| "/lib/Support/BuryPointer.cpp", |
| "/lib/Support/COM.cpp", |
| "/lib/Support/CSKYAttributeParser.cpp", |
| "/lib/Support/CSKYAttributes.cpp", |
| "/lib/Support/CachePruning.cpp", |
| "/lib/Support/Caching.cpp", |
| "/lib/Support/DAGDeltaAlgorithm.cpp", |
| "/lib/Support/DeltaAlgorithm.cpp", |
| "/lib/Support/FileCollector.cpp", |
| "/lib/Support/FileOutputBuffer.cpp", |
| "/lib/Support/FileUtilities.cpp", |
| "/lib/Support/InitLLVM.cpp", |
| "/lib/Support/LockFileManager.cpp", |
| "/lib/Support/MSP430AttributeParser.cpp", |
| "/lib/Support/MSP430Attributes.cpp", |
| "/lib/Support/Parallel.cpp", |
| "/lib/Support/PluginLoader.cpp", |
| "/lib/Support/RWMutex.cpp", |
| "/lib/Support/SHA256.cpp", |
| "/lib/Support/SystemUtils.cpp", |
| "/lib/Support/TarWriter.cpp", |
| "/lib/Support/ThreadPool.cpp", |
| "/lib/Support/UnicodeNameToCodepoint.cpp", |
| "/lib/Support/UnicodeNameToCodepointGenerated.cpp", |
| "/lib/Support/Watchdog.cpp", |
| "/lib/Support/Z3Solver.cpp", |
| "/lib/Support/raw_os_ostream.cpp", |
| "/lib/TableGen/", |
| "/lib/TargetParser/CSKYTargetParser.cpp", |
| "/lib/TargetParser/LoongArchTargetParser.cpp", |
| "/lib/TargetParser/RISCVTargetParser.cpp", |
| "/lib/TargetParser/TargetParser.cpp", |
| "/lib/TargetParser/X86TargetParser.cpp", |
| "/lib/TextAPI/Symbol.cpp", |
| "/lib/Transforms/Hello/Hello.cpp", |
| "/lib/Transforms/IPO/BarrierNoopPass.cpp", |
| "/lib/Transforms/IPO/ExtractGV.cpp", |
| "/lib/Transforms/IPO/IPO.cpp", |
| "/lib/Transforms/IPO/InlineSimple.cpp", |
| "/lib/Transforms/IPO/PassManagerBuilder.cpp", |
| "/lib/Transforms/IPO/ThinLTOBitcodeWriter.cpp", |
| "/lib/Transforms/Scalar/PlaceSafepoints.cpp", |
| "/lib/Transforms/Scalar/Scalar.cpp", |
| "/lib/Transforms/Utils/AMDGPUEmitPrintf.cpp", |
| "/lib/Transforms/Utils/LowerMemIntrinsics.cpp", |
| "/lib/Transforms/Utils/SanitizerStats.cpp", |
| "/lib/Transforms/Utils/SplitModule.cpp", |
| "/lib/Transforms/Utils/Utils.cpp", |
| "/lib/Transforms/Vectorize/VPlanSLP.cpp", |
| "/lib/Transforms/Vectorize/Vectorize.cpp", |
| "/lib/WindowsDriver/MSVCPaths.cpp", |
| "/lib/XRay/", |
| "/lib/Target/X86/Disassembler/X86Disassembler.cpp", |
| "/lib/Target/X86/MCA/X86CustomBehaviour.cpp", |
| "/lib/Target/Mips/Disassembler/MipsDisassembler.cpp", |
| "/lib/Target/AArch64/Disassembler/AArch64Disassembler.cpp", |
| "/lib/Target/ARM/Disassembler/ARMDisassembler.cpp", |
| "/lib/Target/PowerPC/Disassembler/PPCDisassembler.cpp", |
| "/lib/Target/RISCV/Disassembler/RISCVDisassembler.cpp", |
| ] |
| files_to_add_back_for_llvm = [ |
| "/lib/Target/TargetLoweringObjectFile.cpp", |
| "/lib/Target/TargetMachine.cpp", |
| "/lib/Support/BLAKE3/blake3.c", |
| "/lib/Support/BLAKE3/blake3_dispatch.c", |
| "/lib/Support/BLAKE3/blake3_portable.c" |
| ] |
| files_llvm = exclude_files_with_prefixes(all_files, prefixes_of_files_not_needed_by_llvm) |
| files_llvm.extend(files_to_add_back_for_llvm) |
| |
| # Architecture specific files |
| files_x86 = keep_files_with_prefix(all_files, "/lib/Target/X86/") |
| files_Mips = keep_files_with_prefix(all_files, "/lib/Target/Mips/") |
| files_AArch64 = keep_files_with_prefix(all_files, "/lib/Target/AArch64/") |
| files_ARM = keep_files_with_prefix(all_files, "/lib/Target/ARM/") |
| files_PowerPC = keep_files_with_prefix(all_files, "/lib/Target/PowerPC/") |
| files_RISCV = keep_files_with_prefix(all_files, "/lib/Target/RISCV/") |
| |
| generated_file_comment = "File generated by " + sys.argv[0] |
| |
| # Generate CMakeLists.txt |
| def format_file_list_for_cmake(files): |
| return '\n'.join([" ${LLVM_DIR}" + s for s in files]) |
| cmake_template_data = { |
| 'generated_file_comment' : "# " + generated_file_comment, |
| 'files_llvm' : '\n'.join([" ${LLVM_DIR}" + s for s in files_llvm]), |
| 'files_x86' : format_file_list_for_cmake(files_x86), |
| 'files_Mips' : format_file_list_for_cmake(files_Mips), |
| 'files_AArch64' : format_file_list_for_cmake(files_AArch64), |
| 'files_ARM' : format_file_list_for_cmake(files_ARM), |
| 'files_PowerPC' : format_file_list_for_cmake(files_PowerPC), |
| 'files_RISCV' : format_file_list_for_cmake(files_RISCV), |
| } |
| with open(CMAKE_TEMPLATE_PATH, 'r') as f: |
| cmake_template = CustomTemplate(f.read()) |
| result = cmake_template.substitute(cmake_template_data) |
| cmake_output = open(DESTINATION_CMAKELISTS_PATH, "w") |
| cmake_output.write(result) |
| |
| # Generate Android.bp |
| def format_file_list_for_android_bp(files): |
| return '\n'.join([" \"llvm" + s + "\"," for s in files]) |
| android_bp_template_data = { |
| 'generated_file_comment' : "// " + generated_file_comment, |
| 'files_llvm' : format_file_list_for_android_bp(files_llvm), |
| 'files_x86' : format_file_list_for_android_bp(files_x86), |
| 'files_AArch64' : format_file_list_for_android_bp(files_AArch64), |
| 'files_ARM' : format_file_list_for_android_bp(files_ARM), |
| 'files_RISCV' : format_file_list_for_android_bp(files_RISCV), |
| } |
| with open(ANDROID_BP_TEMPLATE_PATH, 'r') as f: |
| android_bp_template = CustomTemplate(f.read()) |
| result = android_bp_template.substitute(android_bp_template_data) |
| cmake_output = open(DESTINATION_ANDROID_BP_PATH, "w") |
| cmake_output.write(result) |
| |
| # Generate BUILD.gn |
| |
| # Remove 3 files that are special cases. |
| # They are dealt with in the template file. |
| files_llvm_build_gn = exclude_files_with_prefixes(files_llvm, ['/lib/MC/MCWasmObjectTargetWriter.cpp', '/lib/MC/MCXCOFFObjectTargetWriter.cpp']) |
| files_ARM_build_gn = exclude_files_with_prefixes(files_ARM, ['/lib/Target/ARM/MCTargetDesc/ARMTargetStreamer.cpp']) |
| |
| # GN doesn't allow for duplicate source file names, even if they are |
| # in different subdirectories. Because of this, `files_llvm_build_gn` is |
| # partitionned into multiple targets. |
| def get_filename(path): |
| return path.split("/")[-1] |
| # Takes a list of paths and returns multiple lists of paths. |
| # Every list will contain a unique set of filenames. |
| def partition_paths(filepaths): |
| partitions = [] |
| for path in filepaths: |
| filename = get_filename(path) |
| inserted = False |
| for partition in partitions: |
| if not filename in partition: |
| partition[filename] = path |
| inserted = True |
| break |
| if not inserted: |
| new_partition = {filename : path} |
| partitions.append(new_partition) |
| return [[p for f, p in partition.items()] for partition in partitions] |
| # Returns a string containing a GN source set containing the filepaths |
| def create_source_set(source_set_name, filepaths): |
| s = 'swiftshader_llvm_source_set("%s") {\n' % source_set_name |
| s += ' sources = [\n' |
| for filepath in filepaths: |
| s += ' "llvm%s",\n' % filepath |
| s += ' ]\n' |
| s += '}\n' |
| return s |
| def source_set_name(i): |
| return 'swiftshader_llvm_source_set_%i' % i |
| |
| # Generate the GN source set code |
| files_llvm_partitions = partition_paths(files_llvm_build_gn) |
| source_set_code = "" |
| i = 0 |
| for partition in files_llvm_partitions: |
| source_set_code += create_source_set(source_set_name(i), partition) |
| i = i+1 |
| |
| # Generate the GN deps code |
| deps_code = '' |
| i = 0 |
| for partition in files_llvm_partitions: |
| deps_code += ' ":%s",\n' % source_set_name(i) |
| i = i+1 |
| |
| def format_file_list_for_build_gn(files): |
| return '\n'.join([" \"llvm" + s + "\"," for s in files]) |
| build_gn_template_data = { |
| 'generated_file_comment' : "# " + generated_file_comment, |
| 'llvm_source_sets' : source_set_code, |
| 'llvm_deps' : deps_code, |
| 'files_x86' : format_file_list_for_build_gn(files_x86), |
| 'files_AArch64' : format_file_list_for_build_gn(files_AArch64), |
| 'files_ARM' : format_file_list_for_build_gn(files_ARM_build_gn), |
| 'files_Mips' : format_file_list_for_build_gn(files_Mips), |
| 'files_PowerPC' : format_file_list_for_build_gn(files_PowerPC), |
| 'files_RISCV' : format_file_list_for_build_gn(files_RISCV), |
| } |
| with open(BUILD_GN_TEMPLATE_PATH, 'r') as f: |
| build_gn_template = CustomTemplate(f.read()) |
| result = build_gn_template.substitute(build_gn_template_data) |
| cmake_output = open(DESTINATION_BUILD_GN_PATH, "w") |
| cmake_output.write(result) |
