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      1 //===-- R600Defines.h - R600 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 #ifndef R600DEFINES_H_
     12 #define R600DEFINES_H_
     13 
     14 #include "llvm/MC/MCRegisterInfo.h"
     15 
     16 // Operand Flags
     17 #define MO_FLAG_CLAMP (1 << 0)
     18 #define MO_FLAG_NEG   (1 << 1)
     19 #define MO_FLAG_ABS   (1 << 2)
     20 #define MO_FLAG_MASK  (1 << 3)
     21 #define MO_FLAG_PUSH  (1 << 4)
     22 #define MO_FLAG_NOT_LAST  (1 << 5)
     23 #define MO_FLAG_LAST  (1 << 6)
     24 #define NUM_MO_FLAGS 7
     25 
     26 /// \brief Helper for getting the operand index for the instruction flags
     27 /// operand.
     28 #define GET_FLAG_OPERAND_IDX(Flags) (((Flags) >> 7) & 0x3)
     29 
     30 namespace R600_InstFlag {
     31   enum TIF {
     32     TRANS_ONLY = (1 << 0),
     33     TEX = (1 << 1),
     34     REDUCTION = (1 << 2),
     35     FC = (1 << 3),
     36     TRIG = (1 << 4),
     37     OP3 = (1 << 5),
     38     VECTOR = (1 << 6),
     39     //FlagOperand bits 7, 8
     40     NATIVE_OPERANDS = (1 << 9),
     41     OP1 = (1 << 10),
     42     OP2 = (1 << 11),
     43     VTX_INST  = (1 << 12),
     44     TEX_INST = (1 << 13),
     45     ALU_INST = (1 << 14),
     46     LDS_1A = (1 << 15),
     47     LDS_1A1D = (1 << 16),
     48     IS_EXPORT = (1 << 17),
     49     LDS_1A2D = (1 << 18)
     50   };
     51 }
     52 
     53 #define HAS_NATIVE_OPERANDS(Flags) ((Flags) & R600_InstFlag::NATIVE_OPERANDS)
     54 
     55 /// \brief Defines for extracting register information from register encoding
     56 #define HW_REG_MASK 0x1ff
     57 #define HW_CHAN_SHIFT 9
     58 
     59 #define GET_REG_CHAN(reg) ((reg) >> HW_CHAN_SHIFT)
     60 #define GET_REG_INDEX(reg) ((reg) & HW_REG_MASK)
     61 
     62 #define IS_VTX(desc) ((desc).TSFlags & R600_InstFlag::VTX_INST)
     63 #define IS_TEX(desc) ((desc).TSFlags & R600_InstFlag::TEX_INST)
     64 
     65 namespace OpName {
     66 
     67   enum VecOps {
     68     UPDATE_EXEC_MASK_X,
     69     UPDATE_PREDICATE_X,
     70     WRITE_X,
     71     OMOD_X,
     72     DST_REL_X,
     73     CLAMP_X,
     74     SRC0_X,
     75     SRC0_NEG_X,
     76     SRC0_REL_X,
     77     SRC0_ABS_X,
     78     SRC0_SEL_X,
     79     SRC1_X,
     80     SRC1_NEG_X,
     81     SRC1_REL_X,
     82     SRC1_ABS_X,
     83     SRC1_SEL_X,
     84     PRED_SEL_X,
     85     UPDATE_EXEC_MASK_Y,
     86     UPDATE_PREDICATE_Y,
     87     WRITE_Y,
     88     OMOD_Y,
     89     DST_REL_Y,
     90     CLAMP_Y,
     91     SRC0_Y,
     92     SRC0_NEG_Y,
     93     SRC0_REL_Y,
     94     SRC0_ABS_Y,
     95     SRC0_SEL_Y,
     96     SRC1_Y,
     97     SRC1_NEG_Y,
     98     SRC1_REL_Y,
     99     SRC1_ABS_Y,
    100     SRC1_SEL_Y,
    101     PRED_SEL_Y,
    102     UPDATE_EXEC_MASK_Z,
    103     UPDATE_PREDICATE_Z,
    104     WRITE_Z,
    105     OMOD_Z,
    106     DST_REL_Z,
    107     CLAMP_Z,
    108     SRC0_Z,
    109     SRC0_NEG_Z,
    110     SRC0_REL_Z,
    111     SRC0_ABS_Z,
    112     SRC0_SEL_Z,
    113     SRC1_Z,
    114     SRC1_NEG_Z,
    115     SRC1_REL_Z,
    116     SRC1_ABS_Z,
    117     SRC1_SEL_Z,
    118     PRED_SEL_Z,
    119     UPDATE_EXEC_MASK_W,
    120     UPDATE_PREDICATE_W,
    121     WRITE_W,
    122     OMOD_W,
    123     DST_REL_W,
    124     CLAMP_W,
    125     SRC0_W,
    126     SRC0_NEG_W,
    127     SRC0_REL_W,
    128     SRC0_ABS_W,
    129     SRC0_SEL_W,
    130     SRC1_W,
    131     SRC1_NEG_W,
    132     SRC1_REL_W,
    133     SRC1_ABS_W,
    134     SRC1_SEL_W,
    135     PRED_SEL_W,
    136     IMM_0,
    137     IMM_1,
    138     VEC_COUNT
    139  };
    140 
    141 }
    142 
    143 //===----------------------------------------------------------------------===//
    144 // Config register definitions
    145 //===----------------------------------------------------------------------===//
    146 
    147 #define R_02880C_DB_SHADER_CONTROL                    0x02880C
    148 #define   S_02880C_KILL_ENABLE(x)                      (((x) & 0x1) << 6)
    149 
    150 // These fields are the same for all shader types and families.
    151 #define   S_NUM_GPRS(x)                         (((x) & 0xFF) << 0)
    152 #define   S_STACK_SIZE(x)                       (((x) & 0xFF) << 8)
    153 //===----------------------------------------------------------------------===//
    154 // R600, R700 Registers
    155 //===----------------------------------------------------------------------===//
    156 
    157 #define R_028850_SQ_PGM_RESOURCES_PS                 0x028850
    158 #define R_028868_SQ_PGM_RESOURCES_VS                 0x028868
    159 
    160 //===----------------------------------------------------------------------===//
    161 // Evergreen, Northern Islands Registers
    162 //===----------------------------------------------------------------------===//
    163 
    164 #define R_028844_SQ_PGM_RESOURCES_PS                 0x028844
    165 #define R_028860_SQ_PGM_RESOURCES_VS                 0x028860
    166 #define R_028878_SQ_PGM_RESOURCES_GS                 0x028878
    167 #define R_0288D4_SQ_PGM_RESOURCES_LS                 0x0288d4
    168 
    169 #define R_0288E8_SQ_LDS_ALLOC                        0x0288E8
    170 
    171 #endif // R600DEFINES_H_
    172