LinkAllCodegenComponents.h revision 200581
1193323Sed//===- llvm/Codegen/LinkAllCodegenComponents.h ------------------*- C++ -*-===// 2193323Sed// 3193323Sed// The LLVM Compiler Infrastructure 4193323Sed// 5193323Sed// This file is distributed under the University of Illinois Open Source 6193323Sed// License. See LICENSE.TXT for details. 7193323Sed// 8193323Sed//===----------------------------------------------------------------------===// 9193323Sed// 10193323Sed// This header file pulls in all codegen related passes for tools like lli and 11193323Sed// llc that need this functionality. 12193323Sed// 13193323Sed//===----------------------------------------------------------------------===// 14193323Sed 15193323Sed#ifndef LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H 16193323Sed#define LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H 17193323Sed 18193323Sed#include "llvm/CodeGen/Passes.h" 19193323Sed#include "llvm/CodeGen/SchedulerRegistry.h" 20193323Sed#include "llvm/CodeGen/GCs.h" 21193323Sed#include "llvm/Target/TargetMachine.h" 22200581Srdivacky#include <cstdlib> 23193323Sed 24193323Sednamespace { 25193323Sed struct ForceCodegenLinking { 26193323Sed ForceCodegenLinking() { 27193323Sed // We must reference the passes in such a way that compilers will not 28193323Sed // delete it all as dead code, even with whole program optimization, 29193323Sed // yet is effectively a NO-OP. As the compiler isn't smart enough 30193323Sed // to know that getenv() never returns -1, this will do the job. 31193323Sed if (std::getenv("bar") != (char*) -1) 32193323Sed return; 33193323Sed 34193323Sed (void) llvm::createDeadMachineInstructionElimPass(); 35193323Sed 36193323Sed (void) llvm::createLocalRegisterAllocator(); 37193323Sed (void) llvm::createLinearScanRegisterAllocator(); 38193323Sed (void) llvm::createPBQPRegisterAllocator(); 39193323Sed 40193323Sed (void) llvm::createSimpleRegisterCoalescer(); 41193323Sed 42193323Sed llvm::linkOcamlGC(); 43193323Sed llvm::linkShadowStackGC(); 44193323Sed 45193323Sed (void) llvm::createBURRListDAGScheduler(NULL, llvm::CodeGenOpt::Default); 46193323Sed (void) llvm::createTDRRListDAGScheduler(NULL, llvm::CodeGenOpt::Default); 47193323Sed (void) llvm::createTDListDAGScheduler(NULL, llvm::CodeGenOpt::Default); 48193323Sed (void) llvm::createFastDAGScheduler(NULL, llvm::CodeGenOpt::Default); 49193323Sed (void) llvm::createDefaultScheduler(NULL, llvm::CodeGenOpt::Default); 50193323Sed 51193323Sed } 52193323Sed } ForceCodegenLinking; // Force link by creating a global definition. 53193323Sed} 54193323Sed 55193323Sed#endif 56