LLVM 20.0.0git
AssemblyAnnotationWriter.h
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1//===-- AssemblyAnnotationWriter.h - Annotation .ll files -------*- 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//
9// Clients of the assembly writer can use this interface to add their own
10// special-purpose annotations to LLVM assembly language printouts. Note that
11// the assembly parser won't be able to parse these, in general, so
12// implementations are advised to print stuff as LLVM comments.
13//
14//===----------------------------------------------------------------------===//
15
16#ifndef LLVM_IR_ASSEMBLYANNOTATIONWRITER_H
17#define LLVM_IR_ASSEMBLYANNOTATIONWRITER_H
18
19namespace llvm {
20
21class Function;
22class BasicBlock;
23class Instruction;
24class Value;
25class formatted_raw_ostream;
26
28public:
30
31 /// emitFunctionAnnot - This may be implemented to emit a string right before
32 /// the start of a function.
33 virtual void emitFunctionAnnot(const Function *,
35
36 /// emitBasicBlockStartAnnot - This may be implemented to emit a string right
37 /// after the basic block label, but before the first instruction in the
38 /// block.
41 }
42
43 /// emitBasicBlockEndAnnot - This may be implemented to emit a string right
44 /// after the basic block.
45 virtual void emitBasicBlockEndAnnot(const BasicBlock *,
47 }
48
49 /// emitInstructionAnnot - This may be implemented to emit a string right
50 /// before an instruction is emitted.
51 virtual void emitInstructionAnnot(const Instruction *,
53
54 /// printInfoComment - This may be implemented to emit a comment to the
55 /// right of an instruction or global value.
56 virtual void printInfoComment(const Value &, formatted_raw_ostream &) {}
57};
58
59} // End llvm namespace
60
61#endif
virtual void emitBasicBlockStartAnnot(const BasicBlock *, formatted_raw_ostream &)
emitBasicBlockStartAnnot - This may be implemented to emit a string right after the basic block label...
virtual void emitBasicBlockEndAnnot(const BasicBlock *, formatted_raw_ostream &)
emitBasicBlockEndAnnot - This may be implemented to emit a string right after the basic block.
virtual void emitFunctionAnnot(const Function *, formatted_raw_ostream &)
emitFunctionAnnot - This may be implemented to emit a string right before the start of a function.
virtual void emitInstructionAnnot(const Instruction *, formatted_raw_ostream &)
emitInstructionAnnot - This may be implemented to emit a string right before an instruction is emitte...
virtual void printInfoComment(const Value &, formatted_raw_ostream &)
printInfoComment - This may be implemented to emit a comment to the right of an instruction or global...
LLVM Basic Block Representation.
Definition: BasicBlock.h:61
LLVM Value Representation.
Definition: Value.h:74
formatted_raw_ostream - A raw_ostream that wraps another one and keeps track of line and column posit...
@ BasicBlock
Various leaf nodes.
Definition: ISDOpcodes.h:71
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18