src/gallium/drivers/r600/eg_asm.c

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #include "r600_pipe.h"
  24 #include "r600_opcodes.h"
  25 #include "r600_shader.h"
  26
  27 #include "util/u_memory.h"
  28 #include "eg_sq.h"
  29 #include <errno.h>
  30
  31 int eg_bytecode_cf_build(struct r600_bytecode *bc, struct r600_bytecode_cf *cf)
  32 {
  33         unsigned id = cf->id;
  34
  35         switch (cf->inst) {
  36         case EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU:
  37         case EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP_AFTER:
  38         case EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_POP2_AFTER:
  39         case EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_ALU_PUSH_BEFORE:
  40                 /* prepend ALU_EXTENDED if we need more than 2 kcache sets */
  41                 if (cf->eg_alu_extended) {
  42                         bc->bytecode[id++] =
  43                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE0(V_SQ_CF_INDEX_NONE) |
  44                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE1(V_SQ_CF_INDEX_NONE) |
  45                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE2(V_SQ_CF_INDEX_NONE) |
  46                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK_INDEX_MODE3(V_SQ_CF_INDEX_NONE) |
  47                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK2(cf->kcache[2].bank) |
  48                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_BANK3(cf->kcache[3].bank) |
  49                                 S_SQ_CF_ALU_WORD0_EXT_KCACHE_MODE2(cf->kcache[2].mode);
  50                         bc->bytecode[id++] = EG_V_SQ_CF_ALU_WORD1_SQ_CF_INST_EXTENDED |
  51                                 S_SQ_CF_ALU_WORD1_EXT_KCACHE_MODE3(cf->kcache[3].mode) |
  52                                 S_SQ_CF_ALU_WORD1_EXT_KCACHE_ADDR2(cf->kcache[2].addr) |
  53                                 S_SQ_CF_ALU_WORD1_EXT_KCACHE_ADDR3(cf->kcache[3].addr) |
  54                                 S_SQ_CF_ALU_WORD1_EXT_BARRIER(1);
  55                 }
  56
  57                 bc->bytecode[id++] = S_SQ_CF_ALU_WORD0_ADDR(cf->addr >> 1) |
  58                         S_SQ_CF_ALU_WORD0_KCACHE_MODE0(cf->kcache[0].mode) |
  59                         S_SQ_CF_ALU_WORD0_KCACHE_BANK0(cf->kcache[0].bank) |
  60                         S_SQ_CF_ALU_WORD0_KCACHE_BANK1(cf->kcache[1].bank);
  61                 bc->bytecode[id++] = cf->inst |
  62                         S_SQ_CF_ALU_WORD1_KCACHE_MODE1(cf->kcache[1].mode) |
  63                         S_SQ_CF_ALU_WORD1_KCACHE_ADDR0(cf->kcache[0].addr) |
  64                         S_SQ_CF_ALU_WORD1_KCACHE_ADDR1(cf->kcache[1].addr) |
  65                                         S_SQ_CF_ALU_WORD1_BARRIER(1) |
  66                                         S_SQ_CF_ALU_WORD1_COUNT((cf->ndw / 2) - 1);
  67                 break;
  68         case EG_V_SQ_CF_WORD1_SQ_CF_INST_TEX:
  69         case EG_V_SQ_CF_WORD1_SQ_CF_INST_VTX:
  70                 bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->addr >> 1);
  71                 bc->bytecode[id++] = cf->inst |
  72                                         S_SQ_CF_WORD1_BARRIER(1) |
  73                                         S_SQ_CF_WORD1_COUNT((cf->ndw / 4) - 1);
  74                 break;
  75         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT:
  76         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT_DONE:
  77                 bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) |
  78                         S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) |
  79                         S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) |
  80                         S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type);
  81                 bc->bytecode[id] = S_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(cf->output.burst_count - 1) |
  82                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(cf->output.swizzle_x) |
  83                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(cf->output.swizzle_y) |
  84                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(cf->output.swizzle_z) |
  85                         S_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(cf->output.swizzle_w) |
  86                         S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->output.barrier) |
  87                         cf->output.inst;
  88                 if (bc->chip_class == EVERGREEN) /* no EOP on cayman */
  89                         bc->bytecode[id] |= S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->output.end_of_program);
  90                 id++;
  91                 break;
  92         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM0_BUF0:
  93         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM0_BUF1:
  94         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM0_BUF2:
  95         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM0_BUF3:
  96         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM1_BUF0:
  97         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM1_BUF1:
  98         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM1_BUF2:
  99         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM1_BUF3:
 100         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM2_BUF0:
 101         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM2_BUF1:
 102         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM2_BUF2:
 103         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM2_BUF3:
 104         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM3_BUF0:
 105         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM3_BUF1:
 106         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM3_BUF2:
 107         case EG_V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_MEM_STREAM3_BUF3:
 108                 bc->bytecode[id++] = S_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(cf->output.gpr) |
 109                         S_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(cf->output.elem_size) |
 110                         S_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(cf->output.array_base) |
 111                         S_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(cf->output.type);
 112                 bc->bytecode[id] = S_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(cf->output.burst_count - 1) |
 113                         S_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(cf->output.barrier) |
 114                         cf->output.inst |
 115                         S_SQ_CF_ALLOC_EXPORT_WORD1_BUF_COMP_MASK(cf->output.comp_mask) |
 116                         S_SQ_CF_ALLOC_EXPORT_WORD1_BUF_ARRAY_SIZE(cf->output.array_size);
 117                 if (bc->chip_class == EVERGREEN) /* no EOP on cayman */
 118                         bc->bytecode[id] |= S_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(cf->output.end_of_program);
 119                 id++;
 120                 break;
 121         case EG_V_SQ_CF_WORD1_SQ_CF_INST_JUMP:
 122         case EG_V_SQ_CF_WORD1_SQ_CF_INST_ELSE:
 123         case EG_V_SQ_CF_WORD1_SQ_CF_INST_POP:
 124         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_NO_AL:
 125         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_START_DX10:
 126         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_END:
 127         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_CONTINUE:
 128         case EG_V_SQ_CF_WORD1_SQ_CF_INST_LOOP_BREAK:
 129         case EG_V_SQ_CF_WORD1_SQ_CF_INST_CALL_FS:
 130         case EG_V_SQ_CF_WORD1_SQ_CF_INST_RETURN:
 131         case CM_V_SQ_CF_WORD1_SQ_CF_INST_END:
 132                 bc->bytecode[id++] = S_SQ_CF_WORD0_ADDR(cf->cf_addr >> 1);
 133                 bc->bytecode[id++] = cf->inst |
 134                                         S_SQ_CF_WORD1_BARRIER(1) |
 135                                         S_SQ_CF_WORD1_COND(cf->cond) |
 136                                         S_SQ_CF_WORD1_POP_COUNT(cf->pop_count);
 137                 break;
 138         case CF_NATIVE:
 139                 bc->bytecode[id++] = cf->isa[0];
 140                 bc->bytecode[id++] = cf->isa[1];
 141                 break;
 142         default:
 143                 R600_ERR("unsupported CF instruction (0x%X)\n", cf->inst);
 144                 return -EINVAL;
 145         }
 146         return 0;
 147 }
 148
 149 void eg_bytecode_export_read(struct r600_bytecode_output *output, uint32_t word0, uint32_t word1)
 150 {
 151         output->array_base = G_SQ_CF_ALLOC_EXPORT_WORD0_ARRAY_BASE(word0);
 152         output->type = G_SQ_CF_ALLOC_EXPORT_WORD0_TYPE(word0);
 153         output->gpr = G_SQ_CF_ALLOC_EXPORT_WORD0_RW_GPR(word0);
 154         output->elem_size = G_SQ_CF_ALLOC_EXPORT_WORD0_ELEM_SIZE(word0);
 155
 156         output->swizzle_x = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_X(word1);
 157         output->swizzle_y = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Y(word1);
 158         output->swizzle_z = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_Z(word1);
 159         output->swizzle_w = G_SQ_CF_ALLOC_EXPORT_WORD1_SWIZ_SEL_W(word1);
 160         output->burst_count = G_SQ_CF_ALLOC_EXPORT_WORD1_BURST_COUNT(word1);
 161         output->end_of_program = G_SQ_CF_ALLOC_EXPORT_WORD1_END_OF_PROGRAM(word1);
 162         output->inst = EG_S_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(G_SQ_CF_ALLOC_EXPORT_WORD1_CF_INST(word1));
 163         output->barrier = G_SQ_CF_ALLOC_EXPORT_WORD1_BARRIER(word1);
 164 }