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  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_asm.h"
  24. #include "r700_sq.h"
  25.  
  26. void r700_bytecode_cf_vtx_build(uint32_t *bytecode, const struct r600_bytecode_cf *cf)
  27. {
  28.         unsigned count = (cf->ndw / 4) - 1;
  29.         *bytecode++ = S_SQ_CF_WORD0_ADDR(cf->addr >> 1);
  30.         *bytecode++ = S_SQ_CF_WORD1_CF_INST(r600_isa_cf_opcode(ISA_CC_R700, cf->op)) |
  31.                         S_SQ_CF_WORD1_BARRIER(1) |
  32.                         S_SQ_CF_WORD1_COUNT(count) |
  33.                         S_SQ_CF_WORD1_COUNT_3(count >> 3);
  34. }
  35.  
  36. int r700_bytecode_alu_build(struct r600_bytecode *bc, struct r600_bytecode_alu *alu, unsigned id)
  37. {
  38.         bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
  39.                 S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
  40.                 S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) |
  41.                 S_SQ_ALU_WORD0_SRC0_NEG(alu->src[0].neg) |
  42.                 S_SQ_ALU_WORD0_SRC1_SEL(alu->src[1].sel) |
  43.                 S_SQ_ALU_WORD0_SRC1_REL(alu->src[1].rel) |
  44.                 S_SQ_ALU_WORD0_SRC1_CHAN(alu->src[1].chan) |
  45.                 S_SQ_ALU_WORD0_SRC1_NEG(alu->src[1].neg) |
  46.                 S_SQ_ALU_WORD0_PRED_SEL(alu->pred_sel) |
  47.                 S_SQ_ALU_WORD0_LAST(alu->last);
  48.  
  49.         /* don't replace gpr by pv or ps for destination register */
  50.         if (alu->is_op3) {
  51.                 bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
  52.                                         S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
  53.                                         S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
  54.                                         S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
  55.                                         S_SQ_ALU_WORD1_OP3_SRC2_SEL(alu->src[2].sel) |
  56.                                         S_SQ_ALU_WORD1_OP3_SRC2_REL(alu->src[2].rel) |
  57.                                         S_SQ_ALU_WORD1_OP3_SRC2_CHAN(alu->src[2].chan) |
  58.                                         S_SQ_ALU_WORD1_OP3_SRC2_NEG(alu->src[2].neg) |
  59.                                         S_SQ_ALU_WORD1_OP3_ALU_INST(r600_isa_alu_opcode(bc->isa->hw_class, alu->op)) |
  60.                                         S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle);
  61.         } else {
  62.                 bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
  63.                                         S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
  64.                                         S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
  65.                                         S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
  66.                                         S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
  67.                                         S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
  68.                                         S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
  69.                                         S_SQ_ALU_WORD1_OP2_OMOD(alu->omod) |
  70.                                         S_SQ_ALU_WORD1_OP2_ALU_INST(r600_isa_alu_opcode(bc->isa->hw_class, alu->op)) |
  71.                                         S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
  72.                                         S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->execute_mask) |
  73.                                         S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->update_pred);
  74.         }
  75.         return 0;
  76. }
  77.  
  78. void r700_bytecode_alu_read(struct r600_bytecode *bc,
  79.                 struct r600_bytecode_alu *alu, uint32_t word0, uint32_t word1)
  80. {
  81.         /* WORD0 */
  82.         alu->src[0].sel = G_SQ_ALU_WORD0_SRC0_SEL(word0);
  83.         alu->src[0].rel = G_SQ_ALU_WORD0_SRC0_REL(word0);
  84.         alu->src[0].chan = G_SQ_ALU_WORD0_SRC0_CHAN(word0);
  85.         alu->src[0].neg = G_SQ_ALU_WORD0_SRC0_NEG(word0);
  86.         alu->src[1].sel = G_SQ_ALU_WORD0_SRC1_SEL(word0);
  87.         alu->src[1].rel = G_SQ_ALU_WORD0_SRC1_REL(word0);
  88.         alu->src[1].chan = G_SQ_ALU_WORD0_SRC1_CHAN(word0);
  89.         alu->src[1].neg = G_SQ_ALU_WORD0_SRC1_NEG(word0);
  90.         alu->index_mode = G_SQ_ALU_WORD0_INDEX_MODE(word0);
  91.         alu->pred_sel = G_SQ_ALU_WORD0_PRED_SEL(word0);
  92.         alu->last = G_SQ_ALU_WORD0_LAST(word0);
  93.  
  94.         /* WORD1 */
  95.         alu->bank_swizzle = G_SQ_ALU_WORD1_BANK_SWIZZLE(word1);
  96.         if (alu->bank_swizzle)
  97.                 alu->bank_swizzle_force = alu->bank_swizzle;
  98.         alu->dst.sel = G_SQ_ALU_WORD1_DST_GPR(word1);
  99.         alu->dst.rel = G_SQ_ALU_WORD1_DST_REL(word1);
  100.         alu->dst.chan = G_SQ_ALU_WORD1_DST_CHAN(word1);
  101.         alu->dst.clamp = G_SQ_ALU_WORD1_CLAMP(word1);
  102.         if (G_SQ_ALU_WORD1_ENCODING(word1)) /*ALU_DWORD1_OP3*/
  103.         {
  104.                 alu->is_op3 = 1;
  105.                 alu->src[2].sel = G_SQ_ALU_WORD1_OP3_SRC2_SEL(word1);
  106.                 alu->src[2].rel = G_SQ_ALU_WORD1_OP3_SRC2_REL(word1);
  107.                 alu->src[2].chan = G_SQ_ALU_WORD1_OP3_SRC2_CHAN(word1);
  108.                 alu->src[2].neg = G_SQ_ALU_WORD1_OP3_SRC2_NEG(word1);
  109.                 alu->op = r600_isa_alu_by_opcode(bc->isa,
  110.                                 G_SQ_ALU_WORD1_OP3_ALU_INST(word1), 1);
  111.         }
  112.         else /*ALU_DWORD1_OP2*/
  113.         {
  114.                 alu->src[0].abs = G_SQ_ALU_WORD1_OP2_SRC0_ABS(word1);
  115.                 alu->src[1].abs = G_SQ_ALU_WORD1_OP2_SRC1_ABS(word1);
  116.                 alu->op = r600_isa_alu_by_opcode(bc->isa,
  117.                                 G_SQ_ALU_WORD1_OP2_ALU_INST(word1), 0);
  118.                 alu->omod = G_SQ_ALU_WORD1_OP2_OMOD(word1);
  119.                 alu->dst.write = G_SQ_ALU_WORD1_OP2_WRITE_MASK(word1);
  120.                 alu->update_pred = G_SQ_ALU_WORD1_OP2_UPDATE_PRED(word1);
  121.                 alu->execute_mask =
  122.                         G_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(word1);
  123.         }
  124. }
  125.