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      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 (at) amd.com>
     24  */
     25 
     26 #include <stdio.h>
     27 #include "radeon_compiler.h"
     28 #include "radeon_dataflow.h"
     29 
     30 #include "r300_compiler_tests.h"
     31 #include "rc_test_helpers.h"
     32 #include "unit_test.h"
     33 
     34 static unsigned test_rc_optimize(
     35 	struct test_result * result,
     36 	struct radeon_compiler * c,
     37 	const char * filename)
     38 {
     39 	struct rc_test_file test_file;
     40 
     41 	test_begin(result);
     42 
     43 	if (!load_program(c, &test_file, filename)) {
     44 		fprintf(stderr, "Failed to load program\n");
     45 		return 0;
     46 	}
     47 
     48 	rc_optimize(c, NULL);
     49 	return 1;
     50 }
     51 
     52 static void test_runner_rc_optimize(struct test_result * result)
     53 {
     54 	unsigned pass = 1;
     55 	struct radeon_compiler c;
     56 	struct rc_instruction *inst;
     57 	struct rc_instruction *inst_list[3];
     58 	unsigned inst_count = 0;
     59 	float const0[4] = {2.0f, 0.0f, 0.0f, 0.0f};
     60 
     61 	init_compiler(&c, RC_FRAGMENT_PROGRAM, 1, 0);
     62 
     63 	rc_constants_add_immediate_vec4(&c.Program.Constants, const0);
     64 
     65 	test_rc_optimize(result, &c, "omod_two_writers.test");
     66 
     67 	for(inst = c.Program.Instructions.Next;
     68 				inst != &c.Program.Instructions;
     69 				inst = inst->Next, inst_count++) {
     70 		inst_list[inst_count] = inst;
     71 	}
     72 
     73 	if (inst_list[0]->U.I.Omod != RC_OMOD_MUL_2 ||
     74 			inst_list[1]->U.I.Omod != RC_OMOD_MUL_2 ||
     75 			inst_list[2]->U.I.Opcode != RC_OPCODE_MOV) {
     76 		pass = 0;
     77 	}
     78 
     79 	test_check(result, pass);
     80 }
     81 
     82 unsigned radeon_compiler_optimize_run_tests()
     83 {
     84 	static struct test tests[] = {
     85 		{"rc_optimize() => peephole_mul_omod()", test_runner_rc_optimize},
     86 		{NULL, NULL}
     87 	};
     88 	return run_tests(tests);
     89 }
     90