[CXX TLS calling convention] Add CXX TLS calling convention.
[oota-llvm.git] / include / llvm / CodeGen / LinkAllCodegenComponents.h
1 //===- llvm/Codegen/LinkAllCodegenComponents.h ------------------*- C++ -*-===//
2 //
3 //                      The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This header file pulls in all codegen related passes for tools like lli and
11 // llc that need this functionality.
12 //
13 //===----------------------------------------------------------------------===//
14
15 #ifndef LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H
16 #define LLVM_CODEGEN_LINKALLCODEGENCOMPONENTS_H
17
18 #include "llvm/CodeGen/GCs.h"
19 #include "llvm/CodeGen/Passes.h"
20 #include "llvm/CodeGen/SchedulerRegistry.h"
21 #include "llvm/Target/TargetMachine.h"
22 #include <cstdlib>
23
24 namespace {
25   struct ForceCodegenLinking {
26     ForceCodegenLinking() {
27       // We must reference the passes in such a way that compilers will not
28       // delete it all as dead code, even with whole program optimization,
29       // yet is effectively a NO-OP. As the compiler isn't smart enough
30       // to know that getenv() never returns -1, this will do the job.
31       if (std::getenv("bar") != (char*) -1)
32         return;
33
34       (void) llvm::createFastRegisterAllocator();
35       (void) llvm::createBasicRegisterAllocator();
36       (void) llvm::createGreedyRegisterAllocator();
37       (void) llvm::createDefaultPBQPRegisterAllocator();
38
39       llvm::linkCoreCLRGC();
40       llvm::linkOcamlGC();
41       llvm::linkErlangGC();
42       llvm::linkShadowStackGC();
43       llvm::linkStatepointExampleGC();
44
45       (void) llvm::createBURRListDAGScheduler(nullptr,
46                                               llvm::CodeGenOpt::Default);
47       (void) llvm::createSourceListDAGScheduler(nullptr,
48                                                 llvm::CodeGenOpt::Default);
49       (void) llvm::createHybridListDAGScheduler(nullptr,
50                                                 llvm::CodeGenOpt::Default);
51       (void) llvm::createFastDAGScheduler(nullptr, llvm::CodeGenOpt::Default);
52       (void) llvm::createDefaultScheduler(nullptr, llvm::CodeGenOpt::Default);
53       (void) llvm::createVLIWDAGScheduler(nullptr, llvm::CodeGenOpt::Default);
54
55     }
56   } ForceCodegenLinking; // Force link by creating a global definition.
57 }
58
59 #endif