1193323Sed//===- llvm/Codegen/LinkAllCodegenComponents.h ------------------*- C++ -*-===// 2193323Sed// 3353358Sdim// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4353358Sdim// See https://llvm.org/LICENSE.txt for license information. 5353358Sdim// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6193323Sed// 7193323Sed//===----------------------------------------------------------------------===// 8193323Sed// 9193323Sed// This header file pulls in all codegen related passes for tools like lli and 10193323Sed// llc that need this functionality. 11193323Sed// 12193323Sed//===----------------------------------------------------------------------===// 13193323Sed 14193323Sed#ifndef LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H 15193323Sed#define LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H 16193323Sed 17344779Sdim#include "llvm/CodeGen/BuiltinGCs.h" 18193323Sed#include "llvm/CodeGen/Passes.h" 19193323Sed#include "llvm/CodeGen/SchedulerRegistry.h" 20193323Sed#include "llvm/Target/TargetMachine.h" 21200581Srdivacky#include <cstdlib> 22193323Sed 23193323Sednamespace { 24193323Sed struct ForceCodegenLinking { 25193323Sed ForceCodegenLinking() { 26193323Sed // We must reference the passes in such a way that compilers will not 27193323Sed // delete it all as dead code, even with whole program optimization, 28193323Sed // yet is effectively a NO-OP. As the compiler isn't smart enough 29193323Sed // to know that getenv() never returns -1, this will do the job. 30193323Sed if (std::getenv("bar") != (char*) -1) 31193323Sed return; 32193323Sed 33207618Srdivacky (void) llvm::createFastRegisterAllocator(); 34218893Sdim (void) llvm::createBasicRegisterAllocator(); 35218893Sdim (void) llvm::createGreedyRegisterAllocator(); 36218893Sdim (void) llvm::createDefaultPBQPRegisterAllocator(); 37193323Sed 38344779Sdim llvm::linkAllBuiltinGCs(); 39234353Sdim 40276479Sdim (void) llvm::createBURRListDAGScheduler(nullptr, 41276479Sdim llvm::CodeGenOpt::Default); 42276479Sdim (void) llvm::createSourceListDAGScheduler(nullptr, 43276479Sdim llvm::CodeGenOpt::Default); 44276479Sdim (void) llvm::createHybridListDAGScheduler(nullptr, 45276479Sdim llvm::CodeGenOpt::Default); 46276479Sdim (void) llvm::createFastDAGScheduler(nullptr, llvm::CodeGenOpt::Default); 47276479Sdim (void) llvm::createDefaultScheduler(nullptr, llvm::CodeGenOpt::Default); 48276479Sdim (void) llvm::createVLIWDAGScheduler(nullptr, llvm::CodeGenOpt::Default); 49193323Sed 50193323Sed } 51193323Sed } ForceCodegenLinking; // Force link by creating a global definition. 52193323Sed} 53193323Sed 54193323Sed#endif 55