1//===-- R600Defines.h - R600 Helper Macros ----------------------*- 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/// \file
8//===----------------------------------------------------------------------===//
9
10#ifndef LLVM_LIB_TARGET_AMDGPU_R600DEFINES_H
11#define LLVM_LIB_TARGET_AMDGPU_R600DEFINES_H
12
13// Operand Flags
14#define MO_FLAG_CLAMP (1 << 0)
15#define MO_FLAG_NEG (1 << 1)
16#define MO_FLAG_ABS (1 << 2)
17#define MO_FLAG_MASK (1 << 3)
18#define MO_FLAG_PUSH (1 << 4)
19#define MO_FLAG_NOT_LAST (1 << 5)
20#define MO_FLAG_LAST (1 << 6)
21#define NUM_MO_FLAGS 7
22
23/// Helper for getting the operand index for the instruction flags
24/// operand.
25#define GET_FLAG_OPERAND_IDX(Flags) (((Flags) >> 7) & 0x3)
26
27namespace R600_InstFlag {
28 enum TIF {
29 TRANS_ONLY = (1 << 0),
30 TEX = (1 << 1),
31 REDUCTION = (1 << 2),
32 FC = (1 << 3),
33 TRIG = (1 << 4),
34 OP3 = (1 << 5),
35 VECTOR = (1 << 6),
36 //FlagOperand bits 7, 8
37 NATIVE_OPERANDS = (1 << 9),
38 OP1 = (1 << 10),
39 OP2 = (1 << 11),
40 VTX_INST = (1 << 12),
41 TEX_INST = (1 << 13),
42 ALU_INST = (1 << 14),
43 LDS_1A = (1 << 15),
44 LDS_1A1D = (1 << 16),
45 IS_EXPORT = (1 << 17),
46 LDS_1A2D = (1 << 18)
47 };
48}
49
50#define HAS_NATIVE_OPERANDS(Flags) ((Flags) & R600_InstFlag::NATIVE_OPERANDS)
51
52/// Defines for extracting register information from register encoding
53#define HW_REG_MASK 0x1ff
54#define HW_CHAN_SHIFT 9
55
56#define GET_REG_CHAN(reg) ((reg) >> HW_CHAN_SHIFT)
57#define GET_REG_INDEX(reg) ((reg) & HW_REG_MASK)
58
59#define IS_VTX(desc) ((desc).TSFlags & R600_InstFlag::VTX_INST)
60#define IS_TEX(desc) ((desc).TSFlags & R600_InstFlag::TEX_INST)
61
62namespace OpName {
63
64 enum VecOps {
65 UPDATE_EXEC_MASK_X,
66 UPDATE_PREDICATE_X,
67 WRITE_X,
68 OMOD_X,
69 DST_REL_X,
70 CLAMP_X,
71 SRC0_X,
72 SRC0_NEG_X,
73 SRC0_REL_X,
74 SRC0_ABS_X,
75 SRC0_SEL_X,
76 SRC1_X,
77 SRC1_NEG_X,
78 SRC1_REL_X,
79 SRC1_ABS_X,
80 SRC1_SEL_X,
81 PRED_SEL_X,
82 UPDATE_EXEC_MASK_Y,
83 UPDATE_PREDICATE_Y,
84 WRITE_Y,
85 OMOD_Y,
86 DST_REL_Y,
87 CLAMP_Y,
88 SRC0_Y,
89 SRC0_NEG_Y,
90 SRC0_REL_Y,
91 SRC0_ABS_Y,
92 SRC0_SEL_Y,
93 SRC1_Y,
94 SRC1_NEG_Y,
95 SRC1_REL_Y,
96 SRC1_ABS_Y,
97 SRC1_SEL_Y,
98 PRED_SEL_Y,
99 UPDATE_EXEC_MASK_Z,
100 UPDATE_PREDICATE_Z,
101 WRITE_Z,
102 OMOD_Z,
103 DST_REL_Z,
104 CLAMP_Z,
105 SRC0_Z,
106 SRC0_NEG_Z,
107 SRC0_REL_Z,
108 SRC0_ABS_Z,
109 SRC0_SEL_Z,
110 SRC1_Z,
111 SRC1_NEG_Z,
112 SRC1_REL_Z,
113 SRC1_ABS_Z,
114 SRC1_SEL_Z,
115 PRED_SEL_Z,
116 UPDATE_EXEC_MASK_W,
117 UPDATE_PREDICATE_W,
118 WRITE_W,
119 OMOD_W,
120 DST_REL_W,
121 CLAMP_W,
122 SRC0_W,
123 SRC0_NEG_W,
124 SRC0_REL_W,
125 SRC0_ABS_W,
126 SRC0_SEL_W,
127 SRC1_W,
128 SRC1_NEG_W,
129 SRC1_REL_W,
130 SRC1_ABS_W,
131 SRC1_SEL_W,
132 PRED_SEL_W,
133 IMM_0,
134 IMM_1,
135 VEC_COUNT
136 };
137
138}
139
140//===----------------------------------------------------------------------===//
141// Config register definitions
142//===----------------------------------------------------------------------===//
143
144#define R_02880C_DB_SHADER_CONTROL 0x02880C
145#define S_02880C_KILL_ENABLE(x) (((x) & 0x1) << 6)
146
147// These fields are the same for all shader types and families.
148#define S_NUM_GPRS(x) (((x) & 0xFF) << 0)
149#define S_STACK_SIZE(x) (((x) & 0xFF) << 8)
150//===----------------------------------------------------------------------===//
151// R600, R700 Registers
152//===----------------------------------------------------------------------===//
153
154#define R_028850_SQ_PGM_RESOURCES_PS 0x028850
155#define R_028868_SQ_PGM_RESOURCES_VS 0x028868
156
157//===----------------------------------------------------------------------===//
158// Evergreen, Northern Islands Registers
159//===----------------------------------------------------------------------===//
160
161#define R_028844_SQ_PGM_RESOURCES_PS 0x028844
162#define R_028860_SQ_PGM_RESOURCES_VS 0x028860
163#define R_028878_SQ_PGM_RESOURCES_GS 0x028878
164#define R_0288D4_SQ_PGM_RESOURCES_LS 0x0288d4
165
166#define R_0288E8_SQ_LDS_ALLOC 0x0288E8
167
168#endif
169

source code of llvm/lib/Target/AMDGPU/R600Defines.h