diff options
| -rw-r--r-- | tests/all.py | 1 | ||||
| -rw-r--r-- | tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt | 1 | ||||
| -rw-r--r-- | tests/spec/arb_shader_image_load_store/unused.c | 178 |
3 files changed, 180 insertions, 0 deletions
diff --git a/tests/all.py b/tests/all.py index 690ae3c38..eb50bbfad 100644 --- a/tests/all.py +++ b/tests/all.py @@ -4444,6 +4444,7 @@ arb_shader_image_load_store['restrict'] = PiglitGLTest(['arb_shader_image_load_s arb_shader_image_load_store['semantics'] = PiglitGLTest(['arb_shader_image_load_store-semantics'], run_concurrent=True) arb_shader_image_load_store['shader-mem-barrier'] = PiglitGLTest(['arb_shader_image_load_store-shader-mem-barrier'], run_concurrent=True) arb_shader_image_load_store['state'] = PiglitGLTest(['arb_shader_image_load_store-state'], run_concurrent=True) +arb_shader_image_load_store['unused'] = PiglitGLTest(['arb_shader_image_load_store-unused'], run_concurrent=True) profile.tests['hiz'] = hiz profile.tests['fast_color_clear'] = fast_color_clear diff --git a/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt b/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt index 3d0bdd5ff..9db9d188e 100644 --- a/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt +++ b/tests/spec/arb_shader_image_load_store/CMakeLists.gl.txt @@ -30,5 +30,6 @@ piglit_add_executable(arb_shader_image_load_store-restrict restrict.c ${depends} piglit_add_executable(arb_shader_image_load_store-semantics semantics.c ${depends}) piglit_add_executable(arb_shader_image_load_store-shader-mem-barrier shader-mem-barrier.c ${depends}) piglit_add_executable(arb_shader_image_load_store-state state.c ${depends}) +piglit_add_executable(arb_shader_image_load_store-unused unused.c ${depends}) # vim: ft=cmake: diff --git a/tests/spec/arb_shader_image_load_store/unused.c b/tests/spec/arb_shader_image_load_store/unused.c new file mode 100644 index 000000000..91fa5c5e2 --- /dev/null +++ b/tests/spec/arb_shader_image_load_store/unused.c @@ -0,0 +1,178 @@ +/* + * Copyright (C) 2014 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +/** @file unused.c + * + * Test that atomic ops with unused return value still have the + * expected effect (which implies that they aren't being optimized out + * accidentally by the compiler). + */ + +#include "common.h" + +/** Window width. */ +#define W 16 + +/** Window height. */ +#define H 96 + +/** Total number of pixels in the window and image. */ +#define N (W * H) + +PIGLIT_GL_TEST_CONFIG_BEGIN + +config.supports_gl_core_version = 32; + +config.window_width = W; +config.window_height = H; +config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA; + +PIGLIT_GL_TEST_CONFIG_END + +static bool +init_image(const struct image_info img, uint32_t v) +{ + uint32_t pixels[N]; + + return init_pixels(img, pixels, v, 0, 0, 0) && + upload_image(img, 0, pixels); +} + +static bool +check(const struct image_info img, uint32_t v) +{ + uint32_t pixels[N]; + + return download_image(img, 0, pixels) && + check_pixels(img, pixels, v, 0, 0, 0); +} + +/** + * Test skeleton: Init image to \a init_value, run the provided shader + * \a op and check that the resulting image pixels equal \a + * check_value. + */ +static bool +run_test(uint32_t init_value, uint32_t check_value, + const char *op) +{ + const struct grid_info grid = + grid_info(GL_FRAGMENT_SHADER, GL_R32UI, W, H); + const struct image_info img = image_info_for_grid(grid); + GLuint prog = generate_program( + grid, GL_FRAGMENT_SHADER, + concat(image_hunk(img, ""), + hunk("uniform IMAGE_T img;\n"), + hunk(op), NULL)); + bool ret = prog && + init_fb(grid) && + init_image(img, init_value) && + set_uniform_int(prog, "img", 0) && + draw_grid(grid, prog) && + check(img, check_value); + + glDeleteProgram(prog); + return ret; +} + +void +piglit_init(int argc, char **argv) +{ + enum piglit_result status = PIGLIT_PASS; + + piglit_require_extension("GL_ARB_shader_image_load_store"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicAdd(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicAdd"); + + subtest(&status, true, + run_test(0xffffffff, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicMin(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicMin"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicMax(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicMax"); + + subtest(&status, true, + run_test(0xffffffff, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicAnd(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicAnd"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicOr(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicOr"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicXor(img, IMAGE_ADDR(idx), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicXor"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicExchange(img, IMAGE_ADDR(idx)," + " BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicExchange"); + + subtest(&status, true, + run_test(0, 33, + "GRID_T op(ivec2 idx, GRID_T x) {\n" + " imageAtomicCompSwap(img, IMAGE_ADDR(idx)," + " BASE_T(0), BASE_T(33));\n" + " return x;\n" + "}\n"), + "imageAtomicCompSwap"); + + piglit_report_result(status); +} + +enum piglit_result +piglit_display(void) +{ + return PIGLIT_FAIL; +} |