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
|
//===- PseudoProbePrinter.h - Pseudo probe encoding support -----*- 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
//
//===----------------------------------------------------------------------===//
//
// This file contains support for writing pseudo probe info into asm files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_PSEUDOPROBEPRINTER_H
#define LLVM_LIB_CODEGEN_ASMPRINTER_PSEUDOPROBEPRINTER_H
#include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/AsmPrinterHandler.h"
namespace llvm {
class AsmPrinter;
class DILocation;
class PseudoProbeHandler : public AsmPrinterHandler {
// Target of pseudo probe emission.
AsmPrinter *Asm;
// Name to GUID map, used as caching/memoization for speed.
DenseMap<StringRef, uint64_t> NameGuidMap;
public:
PseudoProbeHandler(AsmPrinter *A) : Asm(A){};
~PseudoProbeHandler() override;
void emitPseudoProbe(uint64_t Guid, uint64_t Index, uint64_t Type,
uint64_t Attr, const DILocation *DebugLoc);
// Unused.
void setSymbolSize(const MCSymbol *Sym, uint64_t Size) override {}
void endModule() override {}
void beginFunction(const MachineFunction *MF) override {}
void endFunction(const MachineFunction *MF) override {}
void beginInstruction(const MachineInstr *MI) override {}
void endInstruction() override {}
};
} // namespace llvm
#endif // LLVM_LIB_CODEGEN_ASMPRINTER_PSEUDOPROBEPRINTER_H
|
