llvm/lib/Target/AMDGPU/R600Defines.h

   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
  27 namespace 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
  62 namespace 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