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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
//===-- AMDGPUTargetStreamer.h - AMDGPU Target Streamer --------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUTARGETSTREAMER_H
#define LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUTARGETSTREAMER_H
#include "AMDKernelCodeT.h"
#include "Utils/AMDGPUPALMetadata.h"
#include "llvm/BinaryFormat/MsgPackDocument.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Support/AMDGPUMetadata.h"
#include "llvm/Support/AMDHSAKernelDescriptor.h"
namespace llvm {
#include "AMDGPUPTNote.h"
class DataLayout;
class Function;
class MCELFStreamer;
class MCSymbol;
class MDNode;
class Module;
class Type;
class AMDGPUTargetStreamer : public MCTargetStreamer {
AMDGPUPALMetadata PALMetadata;
protected:
MCContext &getContext() const { return Streamer.getContext(); }
public:
AMDGPUTargetStreamer(MCStreamer &S) : MCTargetStreamer(S) {}
AMDGPUPALMetadata *getPALMetadata() { return &PALMetadata; }
virtual void EmitDirectiveAMDGCNTarget(StringRef Target) = 0;
virtual void EmitDirectiveHSACodeObjectVersion(uint32_t Major,
uint32_t Minor) = 0;
virtual void EmitDirectiveHSACodeObjectISA(uint32_t Major, uint32_t Minor,
uint32_t Stepping,
StringRef VendorName,
StringRef ArchName) = 0;
virtual void EmitAMDKernelCodeT(const amd_kernel_code_t &Header) = 0;
virtual void EmitAMDGPUSymbolType(StringRef SymbolName, unsigned Type) = 0;
virtual void emitAMDGPULDS(MCSymbol *Symbol, unsigned Size,
Align Alignment) = 0;
/// \returns True on success, false on failure.
virtual bool EmitISAVersion(StringRef IsaVersionString) = 0;
/// \returns True on success, false on failure.
virtual bool EmitHSAMetadataV2(StringRef HSAMetadataString);
/// \returns True on success, false on failure.
virtual bool EmitHSAMetadataV3(StringRef HSAMetadataString);
/// Emit HSA Metadata
///
/// When \p Strict is true, known metadata elements must already be
/// well-typed. When \p Strict is false, known types are inferred and
/// the \p HSAMetadata structure is updated with the correct types.
///
/// \returns True on success, false on failure.
virtual bool EmitHSAMetadata(msgpack::Document &HSAMetadata, bool Strict) = 0;
/// \returns True on success, false on failure.
virtual bool EmitHSAMetadata(const AMDGPU::HSAMD::Metadata &HSAMetadata) = 0;
/// \returns True on success, false on failure.
virtual bool EmitCodeEnd() = 0;
virtual void EmitAmdhsaKernelDescriptor(
const MCSubtargetInfo &STI, StringRef KernelName,
const amdhsa::kernel_descriptor_t &KernelDescriptor, uint64_t NextVGPR,
uint64_t NextSGPR, bool ReserveVCC, bool ReserveFlatScr,
bool ReserveXNACK) = 0;
static StringRef getArchNameFromElfMach(unsigned ElfMach);
static unsigned getElfMach(StringRef GPU);
};
class AMDGPUTargetAsmStreamer final : public AMDGPUTargetStreamer {
formatted_raw_ostream &OS;
public:
AMDGPUTargetAsmStreamer(MCStreamer &S, formatted_raw_ostream &OS);
void finish() override;
void EmitDirectiveAMDGCNTarget(StringRef Target) override;
void EmitDirectiveHSACodeObjectVersion(uint32_t Major,
uint32_t Minor) override;
void EmitDirectiveHSACodeObjectISA(uint32_t Major, uint32_t Minor,
uint32_t Stepping, StringRef VendorName,
StringRef ArchName) override;
void EmitAMDKernelCodeT(const amd_kernel_code_t &Header) override;
void EmitAMDGPUSymbolType(StringRef SymbolName, unsigned Type) override;
void emitAMDGPULDS(MCSymbol *Sym, unsigned Size, Align Alignment) override;
/// \returns True on success, false on failure.
bool EmitISAVersion(StringRef IsaVersionString) override;
/// \returns True on success, false on failure.
bool EmitHSAMetadata(msgpack::Document &HSAMetadata, bool Strict) override;
/// \returns True on success, false on failure.
bool EmitHSAMetadata(const AMDGPU::HSAMD::Metadata &HSAMetadata) override;
/// \returns True on success, false on failure.
bool EmitCodeEnd() override;
void EmitAmdhsaKernelDescriptor(
const MCSubtargetInfo &STI, StringRef KernelName,
const amdhsa::kernel_descriptor_t &KernelDescriptor, uint64_t NextVGPR,
uint64_t NextSGPR, bool ReserveVCC, bool ReserveFlatScr,
bool ReserveXNACK) override;
};
class AMDGPUTargetELFStreamer final : public AMDGPUTargetStreamer {
MCStreamer &Streamer;
Triple::OSType Os;
void EmitNote(StringRef Name, const MCExpr *DescSize, unsigned NoteType,
function_ref<void(MCELFStreamer &)> EmitDesc);
public:
AMDGPUTargetELFStreamer(MCStreamer &S, const MCSubtargetInfo &STI);
MCELFStreamer &getStreamer();
void finish() override;
void EmitDirectiveAMDGCNTarget(StringRef Target) override;
void EmitDirectiveHSACodeObjectVersion(uint32_t Major,
uint32_t Minor) override;
void EmitDirectiveHSACodeObjectISA(uint32_t Major, uint32_t Minor,
uint32_t Stepping, StringRef VendorName,
StringRef ArchName) override;
void EmitAMDKernelCodeT(const amd_kernel_code_t &Header) override;
void EmitAMDGPUSymbolType(StringRef SymbolName, unsigned Type) override;
void emitAMDGPULDS(MCSymbol *Sym, unsigned Size, Align Alignment) override;
/// \returns True on success, false on failure.
bool EmitISAVersion(StringRef IsaVersionString) override;
/// \returns True on success, false on failure.
bool EmitHSAMetadata(msgpack::Document &HSAMetadata, bool Strict) override;
/// \returns True on success, false on failure.
bool EmitHSAMetadata(const AMDGPU::HSAMD::Metadata &HSAMetadata) override;
/// \returns True on success, false on failure.
bool EmitCodeEnd() override;
void EmitAmdhsaKernelDescriptor(
const MCSubtargetInfo &STI, StringRef KernelName,
const amdhsa::kernel_descriptor_t &KernelDescriptor, uint64_t NextVGPR,
uint64_t NextSGPR, bool ReserveVCC, bool ReserveFlatScr,
bool ReserveXNACK) override;
};
}
#endif
|
