src/gallium/drivers/r600/r700_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 <stdio.h>
  24 #include "util/u_memory.h"
  25 #include "r600_pipe.h"
  26 #include "r600_asm.h"
  27 #include "r700_sq.h"
  28
  29
  30 int r700_bc_alu_build(struct r600_bc *bc, struct r600_bc_alu *alu, unsigned id)
  31 {
  32         unsigned i;
  33
  34         bc->bytecode[id++] = S_SQ_ALU_WORD0_SRC0_SEL(alu->src[0].sel) |
  35                 S_SQ_ALU_WORD0_SRC0_REL(alu->src[0].rel) |
  36                 S_SQ_ALU_WORD0_SRC0_CHAN(alu->src[0].chan) |
  37                 S_SQ_ALU_WORD0_SRC0_NEG(alu->src[0].neg) |
  38                 S_SQ_ALU_WORD0_SRC1_SEL(alu->src[1].sel) |
  39                 S_SQ_ALU_WORD0_SRC1_REL(alu->src[1].rel) |
  40                 S_SQ_ALU_WORD0_SRC1_CHAN(alu->src[1].chan) |
  41                 S_SQ_ALU_WORD0_SRC1_NEG(alu->src[1].neg) |
  42                 S_SQ_ALU_WORD0_LAST(alu->last);
  43
  44         /* don't replace gpr by pv or ps for destination register */
  45         if (alu->is_op3) {
  46                 bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
  47                                         S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
  48                                         S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
  49                                         S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
  50                                         S_SQ_ALU_WORD1_OP3_SRC2_SEL(alu->src[2].sel) |
  51                                         S_SQ_ALU_WORD1_OP3_SRC2_REL(alu->src[2].rel) |
  52                                         S_SQ_ALU_WORD1_OP3_SRC2_CHAN(alu->src[2].chan) |
  53                                         S_SQ_ALU_WORD1_OP3_SRC2_NEG(alu->src[2].neg) |
  54                                         S_SQ_ALU_WORD1_OP3_ALU_INST(alu->inst) |
  55                                         S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle);
  56         } else {
  57                 bc->bytecode[id++] = S_SQ_ALU_WORD1_DST_GPR(alu->dst.sel) |
  58                                         S_SQ_ALU_WORD1_DST_CHAN(alu->dst.chan) |
  59                                         S_SQ_ALU_WORD1_DST_REL(alu->dst.rel) |
  60                                         S_SQ_ALU_WORD1_CLAMP(alu->dst.clamp) |
  61                                         S_SQ_ALU_WORD1_OP2_SRC0_ABS(alu->src[0].abs) |
  62                                         S_SQ_ALU_WORD1_OP2_SRC1_ABS(alu->src[1].abs) |
  63                                         S_SQ_ALU_WORD1_OP2_WRITE_MASK(alu->dst.write) |
  64                                         S_SQ_ALU_WORD1_OP2_ALU_INST(alu->inst) |
  65                                         S_SQ_ALU_WORD1_BANK_SWIZZLE(alu->bank_swizzle) |
  66                                         S_SQ_ALU_WORD1_OP2_UPDATE_EXECUTE_MASK(alu->predicate) |
  67                                         S_SQ_ALU_WORD1_OP2_UPDATE_PRED(alu->predicate);
  68         }
  69         if (alu->last) {
  70                 if (alu->nliteral && !alu->literal_added) {
  71                         R600_ERR("Bug in ALU processing for instruction 0x%08x, literal not added correctly\n", alu->inst);
  72                 }
  73                 for (i = 0; i < alu->nliteral; i++) {
  74                         bc->bytecode[id++] = alu->value[i];
  75                 }
  76         }
  77         return 0;
  78 }