mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
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74f1d4f47b
Minor adjustments to formatting of the copyright line, but keep dates and holders. "Authors" entries that could be obtained via Git logs were also removed. The license in brw_disasm.c and elk_disasm.c don't match directly any SPDX pattern I could find, so kept as is. Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39503>
379 lines
12 KiB
C++
379 lines
12 KiB
C++
/*
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* Copyright © 2021 Intel Corporation
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* SPDX-License-Identifier: MIT
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*/
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#include "brw_private.h"
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#include "compiler/shader_info.h"
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#include "intel/dev/intel_debug.h"
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#include "intel/dev/intel_device_info.h"
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#include "util/ralloc.h"
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#include <gtest/gtest.h>
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enum {
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SIMD8 = 0,
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SIMD16 = 1,
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SIMD32 = 2,
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};
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const bool spilled = true;
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const bool not_spilled = false;
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class SIMDSelectionTest : public ::testing::Test {
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protected:
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SIMDSelectionTest()
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: mem_ctx(ralloc_context(NULL))
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, devinfo(rzalloc(mem_ctx, intel_device_info))
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, prog_data(rzalloc(mem_ctx, struct brw_cs_prog_data))
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, simd_state{
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.devinfo = devinfo,
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.prog_data = prog_data,
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}
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{
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process_intel_debug_variable();
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}
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~SIMDSelectionTest() {
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ralloc_free(mem_ctx);
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};
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void *mem_ctx;
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intel_device_info *devinfo;
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struct brw_cs_prog_data *prog_data;
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brw_simd_selection_state simd_state;
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};
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class SIMDSelectionCS : public SIMDSelectionTest {
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protected:
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SIMDSelectionCS() {
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prog_data->base.stage = MESA_SHADER_COMPUTE;
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prog_data->local_size[0] = 32;
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prog_data->local_size[1] = 1;
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prog_data->local_size[2] = 1;
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devinfo->max_cs_workgroup_threads = 64;
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}
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};
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TEST_F(SIMDSelectionCS, DefaultsToSIMD16)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD16);
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}
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TEST_F(SIMDSelectionCS, TooBigFor16)
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{
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prog_data->local_size[0] = devinfo->max_cs_workgroup_threads;
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prog_data->local_size[1] = 32;
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prog_data->local_size[2] = 1;
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, spilled);
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ASSERT_EQ(brw_simd_select(simd_state), SIMD32);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSize1)
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{
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prog_data->local_size[0] = 1;
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prog_data->local_size[1] = 1;
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prog_data->local_size[2] = 1;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSize8)
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{
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prog_data->local_size[0] = 8;
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prog_data->local_size[1] = 1;
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prog_data->local_size[2] = 1;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSizeVariable)
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{
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prog_data->local_size[0] = 0;
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prog_data->local_size[1] = 0;
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prog_data->local_size[2] = 0;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(prog_data->prog_mask, 1u << SIMD8 | 1u << SIMD16 | 1u << SIMD32);
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const unsigned wg_8_1_1[] = { 8, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_8_1_1), SIMD8);
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const unsigned wg_16_1_1[] = { 16, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_16_1_1), SIMD16);
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const unsigned wg_32_1_1[] = { 32, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_32_1_1), SIMD16);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSizeVariableSpilled)
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{
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prog_data->local_size[0] = 0;
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prog_data->local_size[1] = 0;
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prog_data->local_size[2] = 0;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, spilled);
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ASSERT_EQ(prog_data->prog_mask, 1u << SIMD8 | 1u << SIMD16 | 1u << SIMD32);
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const unsigned wg_8_1_1[] = { 8, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_8_1_1), SIMD8);
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const unsigned wg_16_1_1[] = { 16, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_16_1_1), SIMD8);
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const unsigned wg_32_1_1[] = { 32, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_32_1_1), SIMD8);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSizeVariableNoSIMD8)
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{
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prog_data->local_size[0] = 0;
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prog_data->local_size[1] = 0;
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prog_data->local_size[2] = 0;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(prog_data->prog_mask, 1u << SIMD16 | 1u << SIMD32);
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const unsigned wg_8_1_1[] = { 8, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_8_1_1), -1);
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const unsigned wg_16_1_1[] = { 16, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_16_1_1), SIMD16);
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const unsigned wg_32_1_1[] = { 32, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_32_1_1), SIMD16);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSizeVariableNoSIMD16)
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{
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prog_data->local_size[0] = 0;
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prog_data->local_size[1] = 0;
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prog_data->local_size[2] = 0;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(prog_data->prog_mask, 1u << SIMD8 | 1u << SIMD32);
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const unsigned wg_8_1_1[] = { 8, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_8_1_1), SIMD8);
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const unsigned wg_16_1_1[] = { 16, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_16_1_1), SIMD8);
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const unsigned wg_32_1_1[] = { 32, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_32_1_1), SIMD8);
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}
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TEST_F(SIMDSelectionCS, WorkgroupSizeVariableNoSIMD8NoSIMD16)
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{
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prog_data->local_size[0] = 0;
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prog_data->local_size[1] = 0;
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prog_data->local_size[2] = 0;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(prog_data->prog_mask, 1u << SIMD32);
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const unsigned wg_8_1_1[] = { 8, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_8_1_1), -1);
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const unsigned wg_16_1_1[] = { 16, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_16_1_1), -1);
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const unsigned wg_32_1_1[] = { 32, 1, 1 };
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ASSERT_EQ(brw_simd_select_for_workgroup_size(devinfo, prog_data, wg_32_1_1), SIMD32);
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}
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TEST_F(SIMDSelectionCS, SpillAtSIMD8)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, SpillAtSIMD16)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, EnvironmentVariable32)
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{
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BITSET_SET(intel_debug, DEBUG_DO32);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(brw_simd_select(simd_state), SIMD32);
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}
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TEST_F(SIMDSelectionCS, EnvironmentVariable32ButSpills)
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{
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BITSET_SET(intel_debug, DEBUG_DO32);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, spilled);
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ASSERT_EQ(brw_simd_select(simd_state), SIMD16);
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}
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TEST_F(SIMDSelectionCS, Require8)
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{
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simd_state.required_width = 8;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, Require8ErrorWhenNotCompile)
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{
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simd_state.required_width = 8;
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), -1);
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}
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TEST_F(SIMDSelectionCS, Require16)
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{
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simd_state.required_width = 16;
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), SIMD16);
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}
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TEST_F(SIMDSelectionCS, Require16ErrorWhenNotCompile)
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{
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simd_state.required_width = 16;
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), -1);
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}
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TEST_F(SIMDSelectionCS, Require32)
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{
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simd_state.required_width = 32;
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_EQ(brw_simd_select(simd_state), SIMD32);
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}
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TEST_F(SIMDSelectionCS, Require32ErrorWhenNotCompile)
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{
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simd_state.required_width = 32;
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_FALSE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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ASSERT_EQ(brw_simd_select(simd_state), -1);
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}
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TEST_F(SIMDSelectionCS, FirstCompiledIsSIMD8)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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brw_simd_mark_compiled(simd_state, SIMD8, not_spilled);
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ASSERT_TRUE(brw_simd_any_compiled(simd_state));
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ASSERT_EQ(brw_simd_first_compiled(simd_state), SIMD8);
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}
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TEST_F(SIMDSelectionCS, FirstCompiledIsSIMD16)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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brw_simd_mark_compiled(simd_state, SIMD16, not_spilled);
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ASSERT_TRUE(brw_simd_any_compiled(simd_state));
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ASSERT_EQ(brw_simd_first_compiled(simd_state), SIMD16);
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}
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TEST_F(SIMDSelectionCS, FirstCompiledIsSIMD32)
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{
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD8));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD16));
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ASSERT_TRUE(brw_simd_should_compile(simd_state, SIMD32));
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brw_simd_mark_compiled(simd_state, SIMD32, not_spilled);
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ASSERT_TRUE(brw_simd_any_compiled(simd_state));
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ASSERT_EQ(brw_simd_first_compiled(simd_state), SIMD32);
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}
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