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pan/bi: Test dual texture fusing
These patterns are quite tricky, so let's make sure we're testing adequately. Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13723>
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Alyssa Rosenzweig
Marge Bot
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0c215813f7
2 changed files with 212 additions and 0 deletions
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@ -149,6 +149,7 @@ if with_tests
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'bifrost_tests',
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'bifrost_tests',
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files(
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files(
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'test/test-constant-fold.cpp',
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'test/test-constant-fold.cpp',
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'test/test-dual-texture.cpp',
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'test/test-optimizer.cpp',
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'test/test-optimizer.cpp',
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'test/test-pack-formats.cpp',
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'test/test-pack-formats.cpp',
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'test/test-packing.cpp',
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'test/test-packing.cpp',
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211
src/panfrost/bifrost/test/test-dual-texture.cpp
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211
src/panfrost/bifrost/test/test-dual-texture.cpp
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@ -0,0 +1,211 @@
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/*
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* Copyright (C) 2021 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(shader_stage, 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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{ \
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bi_builder *b = A; \
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bi_index u = bi_temp(b->shader); \
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bi_index v = bi_temp(b->shader); \
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A->shader->stage = MESA_SHADER_ ## shader_stage; \
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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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bi_index v = bi_temp(b->shader); \
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B->shader->stage = MESA_SHADER_ ## shader_stage; \
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expected; \
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} \
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bi_opt_fuse_dual_texture(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(stage, instr) CASE(stage, instr, instr)
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class DualTexture : public testing::Test {
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protected:
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DualTexture() {
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mem_ctx = ralloc_context(NULL);
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reg = bi_register(0);
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x = bi_register(4);
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y = bi_register(8);
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}
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~DualTexture() {
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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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};
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TEST_F(DualTexture, FuseDualTexFragment)
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{
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CASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF9F00144), false, 4, 4);
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});
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}
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TEST_F(DualTexture, FuseDualTexKernel)
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{
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CASE(KERNEL, {
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bi_texs_2d_f32_to(b, x, u, v, true, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, true, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF9F00144), true, 4, 4);
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});
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}
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TEST_F(DualTexture, FuseDualTexVertex)
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{
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CASE(VERTEX, {
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bi_texs_2d_f32_to(b, x, u, v, true, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, true, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF9F00144), true, 4, 4);
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});
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}
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TEST_F(DualTexture, DontFuseDualTexWrongStage)
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{
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, true, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, true, 1, 1);
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});
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NEGCASE(KERNEL, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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});
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NEGCASE(VERTEX, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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});
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}
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TEST_F(DualTexture, FuseDualTexMaximumIndex)
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{
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CASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 2, 2);
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bi_texs_2d_f32_to(b, y, u, v, false, 3, 3);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF9F003E6), false, 4, 4);
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});
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}
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TEST_F(DualTexture, FuseDualTexMixedIndex)
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{
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CASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 3, 2);
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bi_texs_2d_f32_to(b, y, u, v, false, 2, 3);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF9F003A7), false, 4, 4);
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});
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}
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TEST_F(DualTexture, DontFuseDualTexOutOfBounds)
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{
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 4, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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});
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 4);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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});
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 4, 1);
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});
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 4);
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});
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}
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TEST_F(DualTexture, FuseDualTexFP16)
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{
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CASE(FRAGMENT, {
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bi_texs_2d_f16_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f16_to(b, y, u, v, false, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF1E00144), false, 2, 2);
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});
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}
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TEST_F(DualTexture, FuseDualTexMixedSize)
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{
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CASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f16_to(b, y, u, v, false, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0XF9E00144), false, 4, 2);
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});
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CASE(FRAGMENT, {
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bi_texs_2d_f16_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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}, {
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bi_texc_to(b, x, y, bi_null(), u, v, bi_imm_u32(0xF1F00144), false, 2, 4);
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});
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}
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TEST_F(DualTexture, DontFuseMixedCoordinates)
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{
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, bi_neg(u), v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, u, v, false, 1, 1);
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});
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NEGCASE(FRAGMENT, {
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bi_texs_2d_f32_to(b, x, u, v, false, 0, 0);
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bi_texs_2d_f32_to(b, y, v, u, false, 1, 1);
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});
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}
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