1/* 2 * Copyright 2012, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "bcc/Support/Initialization.h" 18 19#include <cstdlib> 20 21#include <llvm/Support/ErrorHandling.h> 22#include <llvm/Support/TargetSelect.h> 23 24#include <mcld/Support/TargetSelect.h> 25#include <mcld/Support/TargetRegistry.h> 26 27#include "bcc/Config/Config.h" 28#include "bcc/Support/Log.h" 29 30namespace { 31 32void llvm_error_handler(void *pUserData, const std::string &pMessage) { 33 ALOGE("%s", pMessage.c_str()); 34 ::exit(1); 35} 36 37} // end anonymous namespace 38 39void bcc::init::Initialize() { 40 static bool is_initialized = false; 41 42 if (is_initialized) { 43 return; 44 } 45 46 // Setup error handler for LLVM. 47 llvm::remove_fatal_error_handler(); 48 llvm::install_fatal_error_handler(llvm_error_handler, NULL); 49 50#if defined(PROVIDE_ARM_CODEGEN) 51 LLVMInitializeARMAsmPrinter(); 52# if USE_DISASSEMBLER 53 LLVMInitializeARMDisassembler(); 54# endif 55 LLVMInitializeARMTargetMC(); 56 LLVMInitializeARMTargetInfo(); 57 LLVMInitializeARMTarget(); 58 MCLDInitializeARMLDTargetInfo(); 59 MCLDInitializeARMLDTarget(); 60 MCLDInitializeARMLDBackend(); 61 MCLDInitializeARMDiagnosticLineInfo(); 62#endif 63 64#if defined(PROVIDE_MIPS_CODEGEN) 65 LLVMInitializeMipsAsmPrinter(); 66# if USE_DISASSEMBLER 67 LLVMInitializeMipsDisassembler(); 68# endif 69 LLVMInitializeMipsTargetMC(); 70 LLVMInitializeMipsTargetInfo(); 71 LLVMInitializeMipsTarget(); 72 MCLDInitializeMipsLDTargetInfo(); 73 MCLDInitializeMipsLDTarget(); 74 MCLDInitializeMipsLDBackend(); 75 MCLDInitializeMipsDiagnosticLineInfo(); 76#endif 77 78#if defined(PROVIDE_X86_CODEGEN) 79 LLVMInitializeX86AsmPrinter(); 80# if USE_DISASSEMBLER 81 LLVMInitializeX86Disassembler(); 82# endif 83 LLVMInitializeX86TargetMC(); 84 LLVMInitializeX86TargetInfo(); 85 LLVMInitializeX86Target(); 86 MCLDInitializeX86LDTargetInfo(); 87 MCLDInitializeX86LDTarget(); 88 MCLDInitializeX86LDBackend(); 89 MCLDInitializeX86DiagnosticLineInfo(); 90#endif 91 92 is_initialized = true; 93 94 return; 95} 96