blob: 9117a0bf36e1059fb79a52ff1ab1c281b0cf6b8e (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
#pragma once
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#endif
//== llvm/CodeGen/GlobalISel/InstructionSelect.h -----------------*- C++ -*-==//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
/// \file This file describes the interface of the MachineFunctionPass
/// responsible for selecting (possibly generic) machine instructions to
/// target-specific instructions.
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_GLOBALISEL_INSTRUCTIONSELECT_H
#define LLVM_CODEGEN_GLOBALISEL_INSTRUCTIONSELECT_H
#include "llvm/CodeGen/GlobalISel/InstructionSelector.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
namespace llvm {
/// This pass is responsible for selecting generic machine instructions to
/// target-specific instructions. It relies on the InstructionSelector provided
/// by the target.
/// Selection is done by examining blocks in post-order, and instructions in
/// reverse order.
///
/// \post for all inst in MF: not isPreISelGenericOpcode(inst.opcode)
class InstructionSelect : public MachineFunctionPass {
public:
static char ID;
StringRef getPassName() const override { return "InstructionSelect"; }
void getAnalysisUsage(AnalysisUsage &AU) const override;
MachineFunctionProperties getRequiredProperties() const override {
return MachineFunctionProperties()
.set(MachineFunctionProperties::Property::IsSSA)
.set(MachineFunctionProperties::Property::Legalized)
.set(MachineFunctionProperties::Property::RegBankSelected);
}
MachineFunctionProperties getSetProperties() const override {
return MachineFunctionProperties().set(
MachineFunctionProperties::Property::Selected);
}
InstructionSelect();
bool runOnMachineFunction(MachineFunction &MF) override;
};
} // End namespace llvm.
#endif
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
|
