mirror of https://gitlab.freedesktop.org/mesa/mesa
184 lines
5.8 KiB
C++
184 lines
5.8 KiB
C++
/*
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* Copyright (C) 2022 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "compiler.h"
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#include "bi_test.h"
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#include "bi_builder.h"
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#include <gtest/gtest.h>
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#define CASE(instr, expected) do { \
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bi_builder *A = bit_builder(mem_ctx); \
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bi_builder *B = bit_builder(mem_ctx); \
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A->shader->info.bifrost = rzalloc(mem_ctx, struct bifrost_shader_info); \
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B->shader->info.bifrost = rzalloc(mem_ctx, struct bifrost_shader_info); \
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{ \
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bi_builder *b = A; \
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bi_index u = bi_temp(b->shader); \
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UNUSED bi_index v = bi_temp(b->shader); \
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UNUSED bi_index w = bi_temp(b->shader); \
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instr; \
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} \
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{ \
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bi_builder *b = B; \
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bi_index u = bi_temp(b->shader); \
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UNUSED bi_index v = bi_temp(b->shader); \
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UNUSED bi_index w = bi_temp(b->shader); \
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expected; \
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} \
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bi_opt_message_preload(A->shader); \
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if (!bit_shader_equal(A->shader, B->shader)) { \
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ADD_FAILURE(); \
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fprintf(stderr, "Optimization produce unexpected result"); \
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fprintf(stderr, " Actual:\n"); \
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bi_print_shader(A->shader, stderr); \
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fprintf(stderr, "Expected:\n"); \
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bi_print_shader(B->shader, stderr); \
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fprintf(stderr, "\n"); \
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} \
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} while(0)
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#define NEGCASE(instr) CASE(instr, instr)
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class MessagePreload : public testing::Test {
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protected:
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MessagePreload() {
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mem_ctx = ralloc_context(NULL);
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x = bi_register(16);
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y = bi_register(32);
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}
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~MessagePreload() {
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ralloc_free(mem_ctx);
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}
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void *mem_ctx;
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bi_index reg, x, y;
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static void preload_moves(bi_builder *b, bi_index dest, int count, int idx)
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{
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bi_instr *I = bi_collect_i32_to(b, dest, count);
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b->cursor = bi_before_block(bi_start_block(&b->shader->blocks));
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bi_foreach_src(I, i)
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I->src[i] = bi_mov_i32(b, bi_register(idx*4 + i));
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b->cursor = bi_after_instr(I);
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}
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};
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TEST_F(MessagePreload, PreloadLdVarSample)
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{
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CASE({
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bi_ld_var_imm_to(b, u, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 0);
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}, {
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preload_moves(b, u, 4, 0);
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});
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}
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TEST_F(MessagePreload, PreloadLdVarLdVar)
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{
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CASE({
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bi_ld_var_imm_to(b, u, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 2);
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bi_ld_var_imm_to(b, v, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 1);
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}, {
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preload_moves(b, u, 4, 0);
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preload_moves(b, v, 4, 1);
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});
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}
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TEST_F(MessagePreload, MaxTwoMessages)
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{
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CASE({
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bi_ld_var_imm_to(b, u, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 2);
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bi_ld_var_imm_to(b, v, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 1);
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bi_ld_var_imm_to(b, w, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 0);
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},
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{
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preload_moves(b, u, 4, 0);
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preload_moves(b, v, 4, 1);
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bi_ld_var_imm_to(b, w, bi_register(61), BI_REGISTER_FORMAT_F32,
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BI_SAMPLE_SAMPLE, BI_UPDATE_STORE, BI_VECSIZE_V4, 0);
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});
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CASE({
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bi_var_tex_f32_to(b, u, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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bi_var_tex_f16_to(b, v, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 1, 2);
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bi_var_tex_f16_to(b, w, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 3, 3);
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}, {
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preload_moves(b, u, 4, 0);
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preload_moves(b, v, 2, 1);
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bi_var_tex_f16_to(b, w, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 3, 3);
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});
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}
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TEST_F(MessagePreload, PreloadVartexF16)
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{
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CASE({
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bi_var_tex_f16_to(b, u, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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}, {
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preload_moves(b, u, 2, 0);
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});
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}
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TEST_F(MessagePreload, PreloadVartexF32)
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{
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CASE({
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bi_var_tex_f32_to(b, u, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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}, {
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preload_moves(b, u, 4, 0);
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});
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}
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TEST_F(MessagePreload, PreloadVartexF32VartexF16)
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{
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CASE({
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bi_var_tex_f32_to(b, u, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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bi_var_tex_f16_to(b, v, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 1, 2);
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}, {
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preload_moves(b, u, 4, 0);
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preload_moves(b, v, 2, 1);
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});
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}
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TEST_F(MessagePreload, PreloadVartexLodModes)
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{
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CASE({
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bi_var_tex_f32_to(b, u, true, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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bi_var_tex_f32_to(b, v, false, BI_SAMPLE_CENTER, BI_UPDATE_STORE, 0, 0);
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}, {
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preload_moves(b, u, 4, 0);
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preload_moves(b, v, 4, 1);
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});
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}
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