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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 
     28 #include "radeon_program_pair.h"
     29 
     30 #include "r300_compiler_tests.h"
     31 #include "rc_test_helpers.h"
     32 #include "unit_test.h"
     33 
     34 static void dummy_allocate_hw_inputs(
     35 	struct r300_fragment_program_compiler * c,
     36 	void (*allocate)(void * data, unsigned input, unsigned hwreg),
     37 	void * mydata)
     38 {
     39 	unsigned i;
     40 	for (i = 0; i < 10; i++) {
     41 		allocate(mydata, i, i);
     42 	}
     43 }
     44 
     45 static void test_runner_rc_regalloc(
     46 	struct test_result *result,
     47 	struct radeon_compiler *c,
     48 	const char *filename)
     49 {
     50 	struct rc_test_file test_file;
     51 	unsigned optimizations = 1;
     52 	unsigned do_full_regalloc = 1;
     53 	struct rc_instruction *inst;
     54 	unsigned pass = 1;
     55 
     56 	test_begin(result);
     57 
     58 	if (!load_program(c, &test_file, filename)) {
     59 		fprintf(stderr, "Failed to load program\n");
     60 	}
     61 
     62 	rc_pair_translate(c, NULL);
     63 	rc_pair_schedule(c, &optimizations);
     64 	rc_pair_remove_dead_sources(c, NULL);
     65 	rc_pair_regalloc(c, &do_full_regalloc);
     66 
     67 	for(inst = c->Program.Instructions.Next;
     68 				inst != &c->Program.Instructions;
     69 				inst = inst->Next) {
     70 		if (inst->Type == RC_INSTRUCTION_NORMAL &&
     71 				inst->U.I.Opcode != RC_OPCODE_BEGIN_TEX) {
     72 			if (GET_SWZ(inst->U.I.SrcReg[0].Swizzle, 0)
     73 							!= RC_SWIZZLE_X) {
     74 				pass = 0;
     75 			}
     76 		}
     77 	}
     78 
     79 	test_check(result, pass);
     80 }
     81 
     82 static void tex_1d_swizzle(struct test_result *result)
     83 {
     84 	struct r300_fragment_program_compiler c;
     85 
     86 	memset(&c, 0, sizeof(c));
     87 	init_compiler(&c.Base, RC_FRAGMENT_PROGRAM, 0, 0);
     88 	c.AllocateHwInputs = dummy_allocate_hw_inputs;
     89 
     90 	test_runner_rc_regalloc(result, &c.Base, "regalloc_tex_1d_swizzle.test");
     91 }
     92 
     93 unsigned radeon_compiler_regalloc_run_tests()
     94 {
     95 	static struct test tests[] = {
     96 		{"rc_pair_regalloc() => TEX 1D Swizzle - r300", tex_1d_swizzle },
     97 		{NULL, NULL}
     98 	};
     99 	return run_tests(tests);
    100 }
    101