1//===- AMDGPUKernelCodeTUtils.h - helpers for amd_kernel_code_t -*- 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/// \file AMDKernelCodeTUtils.h
10/// MC layer struct for AMDGPUMCKernelCodeT, provides MCExpr functionality where
11/// required.
12///
13//
14//===----------------------------------------------------------------------===//
15
16#ifndef LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCKERNELCODET_H
17#define LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCKERNELCODET_H
18
19#include "AMDKernelCodeT.h"
20#include "llvm/ADT/ArrayRef.h"
21#include "llvm/ADT/StringRef.h"
22
23namespace llvm {
24class MCAsmParser;
25class MCContext;
26class MCExpr;
27class MCStreamer;
28class MCSubtargetInfo;
29class raw_ostream;
30class MCAsmInfo;
31namespace AMDGPU {
32
33struct AMDGPUMCKernelCodeT {
34 AMDGPUMCKernelCodeT() = default;
35
36 // Names of most (if not all) members should match the ones used for table
37 // driven (array) generation in AMDKernelCodeTInfo.h.
38 uint32_t amd_kernel_code_version_major = 0;
39 uint32_t amd_kernel_code_version_minor = 0;
40 uint16_t amd_machine_kind = 0;
41 uint16_t amd_machine_version_major = 0;
42 uint16_t amd_machine_version_minor = 0;
43 uint16_t amd_machine_version_stepping = 0;
44 int64_t kernel_code_entry_byte_offset = 0;
45 int64_t kernel_code_prefetch_byte_offset = 0;
46 uint64_t kernel_code_prefetch_byte_size = 0;
47 uint64_t reserved0 = 0;
48 uint64_t compute_pgm_resource_registers = 0;
49 uint32_t code_properties = 0;
50 uint32_t workgroup_group_segment_byte_size = 0;
51 uint32_t gds_segment_byte_size = 0;
52 uint64_t kernarg_segment_byte_size = 0;
53 uint32_t workgroup_fbarrier_count = 0;
54 uint16_t reserved_vgpr_first = 0;
55 uint16_t reserved_vgpr_count = 0;
56 uint16_t reserved_sgpr_first = 0;
57 uint16_t reserved_sgpr_count = 0;
58 uint16_t debug_wavefront_private_segment_offset_sgpr = 0;
59 uint16_t debug_private_segment_buffer_sgpr = 0;
60 uint8_t kernarg_segment_alignment = 0;
61 uint8_t group_segment_alignment = 0;
62 uint8_t private_segment_alignment = 0;
63 uint8_t wavefront_size = 0;
64 int32_t call_convention = 0;
65 uint8_t reserved3[12] = {0};
66 uint64_t runtime_loader_kernel_symbol = 0;
67 uint64_t control_directives[16] = {0};
68
69 const MCExpr *compute_pgm_resource1_registers = nullptr;
70 const MCExpr *compute_pgm_resource2_registers = nullptr;
71
72 const MCExpr *is_dynamic_callstack = nullptr;
73 const MCExpr *wavefront_sgpr_count = nullptr;
74 const MCExpr *workitem_vgpr_count = nullptr;
75 const MCExpr *workitem_private_segment_byte_size = nullptr;
76
77 void initDefault(const MCSubtargetInfo *STI, MCContext &Ctx,
78 bool InitMCExpr = true);
79 void validate(const MCSubtargetInfo *STI, MCContext &Ctx);
80
81 const MCExpr *&getMCExprForIndex(int Index);
82
83 using PrintHelper =
84 function_ref<void(const MCExpr *, raw_ostream &, const MCAsmInfo *)>;
85 bool ParseKernelCodeT(StringRef ID, MCAsmParser &MCParser, raw_ostream &Err);
86 void EmitKernelCodeT(raw_ostream &OS, MCContext &Ctx, PrintHelper Helper);
87 void EmitKernelCodeT(MCStreamer &OS, MCContext &Ctx);
88};
89
90} // end namespace AMDGPU
91} // end namespace llvm
92
93#endif // LLVM_LIB_TARGET_AMDGPU_MCTARGETDESC_AMDGPUMCKERNELCODET_H
94