src/gallium/drivers/r600/sb/sb_context.cpp

   1 /*
   2  * Copyright 2013 Vadim Girlin <vadimgirlin@gmail.com>
   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  * Authors:
  24  *      Vadim Girlin
  25  */
  26
  27 #include "sb_bc.h"
  28
  29 namespace r600_sb {
  30
  31 sb_log sblog;
  32
  33 unsigned sb_context::dump_pass = 0;
  34 unsigned sb_context::dump_stat = 0;
  35 unsigned sb_context::dry_run = 0;
  36 unsigned sb_context::no_fallback = 0;
  37 unsigned sb_context::safe_math = 0;
  38
  39 unsigned sb_context::dskip_start = 0;
  40 unsigned sb_context::dskip_end = 0;
  41 unsigned sb_context::dskip_mode = 0;
  42
  43 int sb_context::init(r600_isa *isa, sb_hw_chip chip, sb_hw_class cclass) {
  44         if (chip == HW_CHIP_UNKNOWN || cclass == HW_CLASS_UNKNOWN)
  45                 return -1;
  46
  47         this->isa = isa;
  48
  49         hw_chip = chip;
  50         hw_class = cclass;
  51
  52         alu_temp_gprs = 4;
  53
  54         max_fetch = is_r600() ? 8 : 16;
  55
  56         has_trans = !is_cayman();
  57
  58         vtx_src_num = 1;
  59
  60         num_slots = has_trans ? 5 : 4;
  61
  62         uses_mova_gpr = is_r600() && chip != HW_CHIP_RV670;
  63
  64         r6xx_gpr_index_workaround = is_r600() && chip != HW_CHIP_RV670 && chip != HW_CHIP_RS780 && chip != HW_CHIP_RS880;
  65
  66         switch (chip) {
  67         case HW_CHIP_RV610:
  68         case HW_CHIP_RS780:
  69         case HW_CHIP_RV620:
  70         case HW_CHIP_RS880:
  71                 wavefront_size = 16;
  72                 stack_entry_size = 8;
  73                 break;
  74         case HW_CHIP_RV630:
  75         case HW_CHIP_RV635:
  76         case HW_CHIP_RV730:
  77         case HW_CHIP_RV710:
  78         case HW_CHIP_PALM:
  79         case HW_CHIP_CEDAR:
  80                 wavefront_size = 32;
  81                 stack_entry_size = 8;
  82                 break;
  83         default:
  84                 wavefront_size = 64;
  85                 stack_entry_size = 4;
  86                 break;
  87         }
  88
  89         stack_workaround_8xx = needs_8xx_stack_workaround();
  90         stack_workaround_9xx = needs_9xx_stack_workaround();
  91
  92         return 0;
  93 }
  94
  95 const char* sb_context::get_hw_class_name() {
  96         switch (hw_class) {
  97 #define TRANSLATE_HW_CLASS(c) case HW_CLASS_##c: return #c
  98                 TRANSLATE_HW_CLASS(R600);
  99                 TRANSLATE_HW_CLASS(R700);
 100                 TRANSLATE_HW_CLASS(EVERGREEN);
 101                 TRANSLATE_HW_CLASS(CAYMAN);
 102 #undef TRANSLATE_HW_CLASS
 103                 default:
 104                         assert(!"unknown chip class");
 105                         return "INVALID_CHIP_CLASS";
 106         }
 107 }
 108
 109 const char* sb_context::get_hw_chip_name() {
 110         switch (hw_chip) {
 111 #define TRANSLATE_CHIP(c) case HW_CHIP_##c: return #c
 112                 TRANSLATE_CHIP(R600);
 113                 TRANSLATE_CHIP(RV610);
 114                 TRANSLATE_CHIP(RV630);
 115                 TRANSLATE_CHIP(RV670);
 116                 TRANSLATE_CHIP(RV620);
 117                 TRANSLATE_CHIP(RV635);
 118                 TRANSLATE_CHIP(RS780);
 119                 TRANSLATE_CHIP(RS880);
 120                 TRANSLATE_CHIP(RV770);
 121                 TRANSLATE_CHIP(RV730);
 122                 TRANSLATE_CHIP(RV710);
 123                 TRANSLATE_CHIP(RV740);
 124                 TRANSLATE_CHIP(CEDAR);
 125                 TRANSLATE_CHIP(REDWOOD);
 126                 TRANSLATE_CHIP(JUNIPER);
 127                 TRANSLATE_CHIP(CYPRESS);
 128                 TRANSLATE_CHIP(HEMLOCK);
 129                 TRANSLATE_CHIP(PALM);
 130                 TRANSLATE_CHIP(SUMO);
 131                 TRANSLATE_CHIP(SUMO2);
 132                 TRANSLATE_CHIP(BARTS);
 133                 TRANSLATE_CHIP(TURKS);
 134                 TRANSLATE_CHIP(CAICOS);
 135                 TRANSLATE_CHIP(CAYMAN);
 136                 TRANSLATE_CHIP(ARUBA);
 137 #undef TRANSLATE_CHIP
 138
 139                 default:
 140                         assert(!"unknown chip");
 141                         return "INVALID_CHIP";
 142         }
 143 }
 144
 145 } // namespace r600_sb