LLVM 20.0.0git
X86CodeGenPassBuilder.cpp
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1//===-- X86CodeGenPassBuilder.cpp ---------------------------------*- C++ -*-=//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8/// \file
9/// This file contains X86 CodeGen pipeline builder.
10/// TODO: Port CodeGen passes to new pass manager.
11//===----------------------------------------------------------------------===//
12
13#include "X86ISelDAGToDAG.h"
14#include "X86TargetMachine.h"
15
16#include "llvm/MC/MCStreamer.h"
19
20using namespace llvm;
21
22namespace {
23
24class X86CodeGenPassBuilder
25 : public CodeGenPassBuilder<X86CodeGenPassBuilder, X86TargetMachine> {
26public:
27 explicit X86CodeGenPassBuilder(X86TargetMachine &TM,
28 const CGPassBuilderOption &Opts,
30 : CodeGenPassBuilder(TM, Opts, PIC) {}
31 void addPreISel(AddIRPass &addPass) const;
32 void addAsmPrinter(AddMachinePass &, CreateMCStreamer) const;
33 Error addInstSelector(AddMachinePass &) const;
34};
35
36void X86CodeGenPassBuilder::addPreISel(AddIRPass &addPass) const {
37 // TODO: Add passes pre instruction selection.
38}
39
40void X86CodeGenPassBuilder::addAsmPrinter(AddMachinePass &addPass,
41 CreateMCStreamer) const {
42 // TODO: Add AsmPrinter.
43}
44
45Error X86CodeGenPassBuilder::addInstSelector(AddMachinePass &addPass) const {
46 // TODO: Add instruction selector related passes.
47 addPass(X86ISelDAGToDAGPass(TM));
48 return Error::success();
49}
50
51} // namespace
52
54#define GET_PASS_REGISTRY "X86PassRegistry.def"
56}
57
60 CodeGenFileType FileType, const CGPassBuilderOption &Opt,
62 auto CGPB = X86CodeGenPassBuilder(*this, Opt, PIC);
63 return CGPB.buildPipeline(MPM, Out, DwoOut, FileType);
64}
Interfaces for producing common pass manager configurations.
ModulePassManager MPM
const char LLVMTargetMachineRef TM
PassInstrumentationCallbacks PIC
PassBuilder PB(Machine, PassOpts->PTO, std::nullopt, &PIC)
This class provides access to building LLVM's passes.
Error addInstSelector(AddMachinePass &) const
addInstSelector - This method should install an instruction selector pass, which converts from LLVM c...
void addPreISel(AddIRPass &) const
{{@ For GlobalISel
void addAsmPrinter(AddMachinePass &, CreateMCStreamer) const
Lightweight error class with error context and mandatory checking.
Definition: Error.h:160
static ErrorSuccess success()
Create a success value.
Definition: Error.h:337
This class provides access to building LLVM's passes.
Definition: PassBuilder.h:106
This class manages callbacks registration, as well as provides a way for PassInstrumentation to pass ...
void registerPassBuilderCallbacks(PassBuilder &PB) override
Allow the target to modify the pass pipeline.
Error buildCodeGenPipeline(ModulePassManager &, raw_pwrite_stream &, raw_pwrite_stream *, CodeGenFileType, const CGPassBuilderOption &, PassInstrumentationCallbacks *) override
An abstract base class for streams implementations that also support a pwrite operation.
Definition: raw_ostream.h:434
Interfaces for registering analysis passes, producing common pass manager configurations,...
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
CodeGenFileType
These enums are meant to be passed into addPassesToEmitFile to indicate what type of file to emit,...
Definition: CodeGen.h:83