src/gallium/drivers/r300/compiler/tests/radeon_compiler_regalloc_tests.c

   1 /*
   2  * Copyright 2013 Advanced Micro Devices, Inc.
   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  * Author: Tom Stellard <thomas.stellard@amd.com>
  24  */
  25
  26 #include "radeon_program_pair.h"
  27
  28 #include "r300_compiler_tests.h"
  29 #include "rc_test_helpers.h"
  30 #include "unit_test.h"
  31
  32 static void dummy_allocate_hw_inputs(
  33         struct r300_fragment_program_compiler * c,
  34         void (*allocate)(void * data, unsigned input, unsigned hwreg),
  35         void * mydata)
  36 {
  37         unsigned i;
  38         for (i = 0; i < 10; i++) {
  39                 allocate(mydata, i, i);
  40         }
  41 }
  42
  43 static void test_runner_rc_regalloc(
  44         struct test_result *result,
  45         struct radeon_compiler *c,
  46         const char *filename)
  47 {
  48         struct rc_test_file test_file;
  49         unsigned optimizations = 1;
  50         unsigned do_full_regalloc = 1;
  51         struct rc_instruction *inst;
  52         unsigned pass = 1;
  53
  54         test_begin(result);
  55
  56         if (!load_program(c, &test_file, filename)) {
  57                 fprintf(stderr, "Failed to load program\n");
  58         }
  59
  60         rc_pair_translate(c, NULL);
  61         rc_pair_schedule(c, &optimizations);
  62         rc_pair_remove_dead_sources(c, NULL);
  63         rc_pair_regalloc(c, &do_full_regalloc);
  64
  65         for(inst = c->Program.Instructions.Next;
  66                                 inst != &c->Program.Instructions;
  67                                 inst = inst->Next) {
  68                 if (inst->Type == RC_INSTRUCTION_NORMAL &&
  69                                 inst->U.I.Opcode != RC_OPCODE_BEGIN_TEX) {
  70                         if (GET_SWZ(inst->U.I.SrcReg[0].Swizzle, 0)
  71                                                         != RC_SWIZZLE_X) {
  72                                 pass = 0;
  73                         }
  74                 }
  75         }
  76
  77         test_check(result, pass);
  78 }
  79
  80 static void tex_1d_swizzle(struct test_result *result)
  81 {
  82         struct r300_fragment_program_compiler c;
  83
  84         memset(&c, 0, sizeof(c));
  85         init_compiler(&c.Base, RC_FRAGMENT_PROGRAM, 0, 0);
  86         c.AllocateHwInputs = dummy_allocate_hw_inputs;
  87
  88         test_runner_rc_regalloc(result, &c.Base, "regalloc_tex_1d_swizzle.test");
  89 }
  90
  91 unsigned radeon_compiler_regalloc_run_tests()
  92 {
  93         static struct test tests[] = {
  94                 {"rc_pair_regalloc() => TEX 1D Swizzle - r300", tex_1d_swizzle },
  95                 {NULL, NULL}
  96         };
  97         return run_tests(tests);
  98 }