SIDefines.h revision 284677 
1//===-- SIDefines.h - SI Helper Macros ----------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8/// \file
9//===----------------------------------------------------------------------===//
10
11#include "llvm/MC/MCInstrDesc.h"
12
13#ifndef LLVM_LIB_TARGET_R600_SIDEFINES_H
14#define LLVM_LIB_TARGET_R600_SIDEFINES_H
15
16namespace SIInstrFlags {
17// This needs to be kept in sync with the field bits in InstSI.
18enum {
19  SALU = 1 << 3,
20  VALU = 1 << 4,
21
22  SOP1 = 1 << 5,
23  SOP2 = 1 << 6,
24  SOPC = 1 << 7,
25  SOPK = 1 << 8,
26  SOPP = 1 << 9,
27
28  VOP1 = 1 << 10,
29  VOP2 = 1 << 11,
30  VOP3 = 1 << 12,
31  VOPC = 1 << 13,
32
33  MUBUF = 1 << 14,
34  MTBUF = 1 << 15,
35  SMRD = 1 << 16,
36  DS = 1 << 17,
37  MIMG = 1 << 18,
38  FLAT = 1 << 19,
39  WQM = 1 << 20,
40  VGPRSpill = 1 << 21
41};
42} // namespace SIInstrFlags
43
44namespace llvm {
45namespace AMDGPU {
46  enum OperandType {
47    /// Operand with register or 32-bit immediate
48    OPERAND_REG_IMM32 = llvm::MCOI::OPERAND_FIRST_TARGET,
49    /// Operand with register or inline constant
50    OPERAND_REG_INLINE_C
51  };
52}
53}
54
55namespace SIInstrFlags {
56  enum Flags {
57    // First 4 bits are the instruction encoding
58    VM_CNT = 1 << 0,
59    EXP_CNT = 1 << 1,
60    LGKM_CNT = 1 << 2
61  };
62
63  // v_cmp_class_* etc. use a 10-bit mask for what operation is checked.
64  // The result is true if any of these tests are true.
65  enum ClassFlags {
66    S_NAN = 1 << 0,        // Signaling NaN
67    Q_NAN = 1 << 1,        // Quiet NaN
68    N_INFINITY = 1 << 2,   // Negative infinity
69    N_NORMAL = 1 << 3,     // Negative normal
70    N_SUBNORMAL = 1 << 4,  // Negative subnormal
71    N_ZERO = 1 << 5,       // Negative zero
72    P_ZERO = 1 << 6,       // Positive zero
73    P_SUBNORMAL = 1 << 7,  // Positive subnormal
74    P_NORMAL = 1 << 8,     // Positive normal
75    P_INFINITY = 1 << 9    // Positive infinity
76  };
77} // namespace SIInstrFlags
78
79namespace SISrcMods {
80  enum {
81   NEG = 1 << 0,
82   ABS = 1 << 1
83  };
84}
85
86namespace SIOutMods {
87  enum {
88    NONE = 0,
89    MUL2 = 1,
90    MUL4 = 2,
91    DIV2 = 3
92  };
93}
94
95#define R_00B028_SPI_SHADER_PGM_RSRC1_PS                                0x00B028
96#define R_00B02C_SPI_SHADER_PGM_RSRC2_PS                                0x00B02C
97#define   S_00B02C_EXTRA_LDS_SIZE(x)                                  (((x) & 0xFF) << 8)
98#define R_00B128_SPI_SHADER_PGM_RSRC1_VS                                0x00B128
99#define R_00B228_SPI_SHADER_PGM_RSRC1_GS                                0x00B228
100#define R_00B848_COMPUTE_PGM_RSRC1                                      0x00B848
101#define   S_00B028_VGPRS(x)                                           (((x) & 0x3F) << 0)
102#define   S_00B028_SGPRS(x)                                           (((x) & 0x0F) << 6)
103#define R_00B84C_COMPUTE_PGM_RSRC2                                      0x00B84C
104#define   S_00B84C_SCRATCH_EN(x)                                      (((x) & 0x1) << 0)
105#define   S_00B84C_USER_SGPR(x)                                       (((x) & 0x1F) << 1)
106#define   S_00B84C_TGID_X_EN(x)                                       (((x) & 0x1) << 7)
107#define   S_00B84C_TGID_Y_EN(x)                                       (((x) & 0x1) << 8)
108#define   S_00B84C_TGID_Z_EN(x)                                       (((x) & 0x1) << 9)
109#define   S_00B84C_TG_SIZE_EN(x)                                      (((x) & 0x1) << 10)
110#define   S_00B84C_TIDIG_COMP_CNT(x)                                  (((x) & 0x03) << 11)
111
112#define   S_00B84C_LDS_SIZE(x)                                        (((x) & 0x1FF) << 15)
113#define R_0286CC_SPI_PS_INPUT_ENA                                       0x0286CC
114
115
116#define R_00B848_COMPUTE_PGM_RSRC1                                      0x00B848
117#define   S_00B848_VGPRS(x)                                           (((x) & 0x3F) << 0)
118#define   G_00B848_VGPRS(x)                                           (((x) >> 0) & 0x3F)
119#define   C_00B848_VGPRS                                              0xFFFFFFC0
120#define   S_00B848_SGPRS(x)                                           (((x) & 0x0F) << 6)
121#define   G_00B848_SGPRS(x)                                           (((x) >> 6) & 0x0F)
122#define   C_00B848_SGPRS                                              0xFFFFFC3F
123#define   S_00B848_PRIORITY(x)                                        (((x) & 0x03) << 10)
124#define   G_00B848_PRIORITY(x)                                        (((x) >> 10) & 0x03)
125#define   C_00B848_PRIORITY                                           0xFFFFF3FF
126#define   S_00B848_FLOAT_MODE(x)                                      (((x) & 0xFF) << 12)
127#define   G_00B848_FLOAT_MODE(x)                                      (((x) >> 12) & 0xFF)
128#define   C_00B848_FLOAT_MODE                                         0xFFF00FFF
129#define   S_00B848_PRIV(x)                                            (((x) & 0x1) << 20)
130#define   G_00B848_PRIV(x)                                            (((x) >> 20) & 0x1)
131#define   C_00B848_PRIV                                               0xFFEFFFFF
132#define   S_00B848_DX10_CLAMP(x)                                      (((x) & 0x1) << 21)
133#define   G_00B848_DX10_CLAMP(x)                                      (((x) >> 21) & 0x1)
134#define   C_00B848_DX10_CLAMP                                         0xFFDFFFFF
135#define   S_00B848_DEBUG_MODE(x)                                      (((x) & 0x1) << 22)
136#define   G_00B848_DEBUG_MODE(x)                                      (((x) >> 22) & 0x1)
137#define   C_00B848_DEBUG_MODE                                         0xFFBFFFFF
138#define   S_00B848_IEEE_MODE(x)                                       (((x) & 0x1) << 23)
139#define   G_00B848_IEEE_MODE(x)                                       (((x) >> 23) & 0x1)
140#define   C_00B848_IEEE_MODE                                          0xFF7FFFFF
141
142
143// Helpers for setting FLOAT_MODE
144#define FP_ROUND_ROUND_TO_NEAREST 0
145#define FP_ROUND_ROUND_TO_INF 1
146#define FP_ROUND_ROUND_TO_NEGINF 2
147#define FP_ROUND_ROUND_TO_ZERO 3
148
149// Bits 3:0 control rounding mode. 1:0 control single precision, 3:2 double
150// precision.
151#define FP_ROUND_MODE_SP(x) ((x) & 0x3)
152#define FP_ROUND_MODE_DP(x) (((x) & 0x3) << 2)
153
154#define FP_DENORM_FLUSH_IN_FLUSH_OUT 0
155#define FP_DENORM_FLUSH_OUT 1
156#define FP_DENORM_FLUSH_IN 2
157#define FP_DENORM_FLUSH_NONE 3
158
159
160// Bits 7:4 control denormal handling. 5:4 control single precision, 6:7 double
161// precision.
162#define FP_DENORM_MODE_SP(x) (((x) & 0x3) << 4)
163#define FP_DENORM_MODE_DP(x) (((x) & 0x3) << 6)
164
165#define R_00B860_COMPUTE_TMPRING_SIZE                                   0x00B860
166#define   S_00B860_WAVESIZE(x)                                        (((x) & 0x1FFF) << 12)
167
168#define R_0286E8_SPI_TMPRING_SIZE                                       0x0286E8
169#define   S_0286E8_WAVESIZE(x)                                        (((x) & 0x1FFF) << 12)
170
171
172#endif
173