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
64
65
66
67
68
69
70
71
72
73
74
75
|
/*========================== begin_copyright_notice ============================
Copyright (C) 2021-2022 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "llvm/Config/llvm-config.h"
#include "Probe/Assertion.h"
#include "common/LLVMWarningsPush.hpp"
#include "llvm/ADT/DenseMap.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Function.h"
#include "common/LLVMWarningsPop.hpp"
#include <unordered_set>
using namespace llvm;
using namespace std;
namespace IGC {
class CVariable;
class VISAModule;
class CShader;
class CVariable;
class IDebugEmitter;
class DebugInfoData {
public:
llvm::DenseMap<llvm::Function *, VISAModule *> m_VISAModules;
// Store mapping of llvm::Value->CVariable per llvm::Function.
// The mapping is obtained from CShader at end of EmitVISAPass for F.
llvm::DenseMap<const llvm::Function *, llvm::DenseMap<llvm::Value *, CVariable *>> m_FunctionSymbols;
CShader *m_pShader = nullptr;
IDebugEmitter *m_pDebugEmitter = nullptr;
// Detect instructions with an address class pattern. Then remove all opcodes of this pattern from
// this instruction's last operand (metadata of DIExpression).
static void extractAddressClass(llvm::Function &F);
static void markVariableAsOutput(CShader *pShader, CVariable *pVariable);
static void saveAndMarkPrivateMemoryVars(llvm::Function &F, CShader *pShader);
void addVISAModule(llvm::Function *F, VISAModule *m) {
IGC_ASSERT_MESSAGE(m_VISAModules.find(F) == m_VISAModules.end(), "Reinserting VISA module for function");
m_VISAModules.insert(std::make_pair(F, m));
}
static bool hasDebugInfo(CShader *pShader);
void transferMappings(const llvm::Function &F);
CVariable *getMapping(const llvm::Function &F, const llvm::Value *V);
unsigned int getVISADclId(const CVariable *CVar, unsigned index) {
auto it = CVarToVISADclId.find(CVar);
if (it == CVarToVISADclId.end()) {
IGC_ASSERT_MESSAGE(false, "Didn't find VISA dcl id");
return 0;
}
if (index == 0)
return (*it).second.first;
else if (index == 1)
return (*it).second.second;
return 0;
}
private:
std::unordered_set<const CVariable *> m_outputVals;
llvm::DenseMap<const CVariable *, std::pair<unsigned int, unsigned int>> CVarToVISADclId;
};
}; // namespace IGC
|
