[Piglit] [PATCH] arb_get_program_binary: test restore of SSO program

Timothy Arceri tarceri at itsqueeze.com
Thu Jul 11 00:38:21 UTC 2019


This tests that a restored SSO doesn't fail validation once
restored. This was happening in Mesa because we weren't storing
the state of the program parameter PROGRAM_SEPARABLE.
---
 tests/opengl.py                               |  2 +
 .../arb_get_program_binary/CMakeLists.gl.txt  |  2 +
 .../spec/arb_get_program_binary/gpb-common.c  | 39 ++++++++
 .../spec/arb_get_program_binary/gpb-common.h  |  3 +
 .../restore-sso-program.c                     | 94 +++++++++++++++++++
 5 files changed, 140 insertions(+)
 create mode 100644 tests/spec/arb_get_program_binary/restore-sso-program.c

diff --git a/tests/opengl.py b/tests/opengl.py
index 6dd27e9d4..adf5a5312 100644
--- a/tests/opengl.py
+++ b/tests/opengl.py
@@ -1715,6 +1715,8 @@ with profile.test_list.group_manager(
       'xfb-varyings')
     g(['arb_get_program_binary-restore-implicit-use-program'],
       'restore-implicit-use-program')
+    g(['arb_get_program_binary-restore-sso-program'],
+      'restore-sso-program')
     g(['arb_get_program_binary-reset-uniform'],
       'reset-uniform')
 
diff --git a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
index ea43ba9ae..3ef48dbe0 100644
--- a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
+++ b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
@@ -14,6 +14,8 @@ piglit_add_executable (arb_get_program_binary-retrievable_hint retrievable_hint.
 piglit_add_executable (arb_get_program_binary-reset-uniform reset-uniform.c gpb-common.c)
 piglit_add_executable (arb_get_program_binary-restore-implicit-use-program
                        restore-implicit-use-program.c gpb-common.c)
+piglit_add_executable (arb_get_program_binary-restore-sso-program
+                       restore-sso-program.c gpb-common.c)
 piglit_add_executable (arb_get_program_binary-xfb-varyings xfb-varyings.c gpb-common.c)
 
 # vim: ft=cmake:
diff --git a/tests/spec/arb_get_program_binary/gpb-common.c b/tests/spec/arb_get_program_binary/gpb-common.c
index 425b93673..438e4992d 100644
--- a/tests/spec/arb_get_program_binary/gpb-common.c
+++ b/tests/spec/arb_get_program_binary/gpb-common.c
@@ -127,3 +127,42 @@ gpb_save_restore(GLuint *prog)
 
 	return true;
 }
+
+bool
+gpb_save_restore_sso(GLuint *prog, GLuint pipeline, GLbitfield stage)
+{
+	GLsizei bin_length;
+	void *binary;
+	GLenum bin_format;
+	GLuint new_prog;
+
+	if (!gpb_save_program(*prog, &binary, &bin_length, &bin_format)) {
+		fprintf(stderr,
+			"failed to save program with GetProgramBinary\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	new_prog = glCreateProgram();
+	if (!piglit_check_gl_error(GL_NO_ERROR)) {
+		free(binary);
+		piglit_report_result(PIGLIT_FAIL);
+	}
+
+	if (!gpb_restore_program(new_prog, binary, bin_length, bin_format)) {
+		free(binary);
+		fprintf(stderr, "failed to restore binary program\n");
+		piglit_report_result(PIGLIT_FAIL);
+	}
+	free(binary);
+
+	glUseProgramStages(pipeline, stage, new_prog);
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+		piglit_report_result(PIGLIT_FAIL);
+
+	glDeleteProgram(*prog);
+	if (!piglit_check_gl_error(GL_NO_ERROR))
+		piglit_report_result(PIGLIT_FAIL);
+	*prog = new_prog;
+
+	return true;
+}
diff --git a/tests/spec/arb_get_program_binary/gpb-common.h b/tests/spec/arb_get_program_binary/gpb-common.h
index f471241aa..ae10f9e3a 100644
--- a/tests/spec/arb_get_program_binary/gpb-common.h
+++ b/tests/spec/arb_get_program_binary/gpb-common.h
@@ -34,4 +34,7 @@ gpb_restore_program(GLuint prog, void *binary, GLsizei length, GLenum format);
 bool
 gpb_save_restore(GLuint *prog);
 
+bool
+gpb_save_restore_sso(GLuint *prog, GLuint pipeline, GLbitfield stage);
+
 #endif
diff --git a/tests/spec/arb_get_program_binary/restore-sso-program.c b/tests/spec/arb_get_program_binary/restore-sso-program.c
new file mode 100644
index 000000000..23d9998c1
--- /dev/null
+++ b/tests/spec/arb_get_program_binary/restore-sso-program.c
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2019 Timothy Arceri
+ *
+ * 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.
+ */
+
+/**
+ * Verify that a binary program that was originally linked with the
+ * GL_PROGRAM_SEPARABLE parameter set does not trigger GL pipeline validation
+ * errors when calling UseProgramStages(). In other word this test makes sure
+ * we store/restore the state of the program parameter GL_PROGRAM_SEPARABLE.
+ */
+
+#include "piglit-util-gl.h"
+#include "gpb-common.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 30;
+	config.window_visual = PIGLIT_GL_VISUAL_RGB;
+	config.khr_no_error_support = PIGLIT_NO_ERRORS;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+void
+piglit_init(int argc, char **argv)
+{
+	GLuint vs_prog, fs_prog;
+	GLint ok;
+	static GLuint pipeline;
+
+	static const char *vs_code =
+		"void main()\n"
+		"{\n"
+		"    gl_Position = gl_Vertex;\n"
+		"}\n";
+	static const char *fs_code =
+		"#version 120\n"
+		"uniform vec4 color = vec4(0.0, 1.0, 0.0, 1.0);\n"
+		"\n"
+		"void main()\n"
+		"{\n"
+		"        gl_FragColor = color;\n"
+		"}\n";
+
+	piglit_require_extension("GL_ARB_get_program_binary");
+	piglit_require_extension("GL_ARB_separate_shader_objects");
+
+	vs_prog = glCreateShaderProgramv(GL_VERTEX_SHADER, 1, &vs_code);
+	piglit_link_check_status(vs_prog);
+
+	fs_prog = glCreateShaderProgramv(GL_FRAGMENT_SHADER, 1, &fs_code);
+	piglit_link_check_status(fs_prog);
+
+
+	glGenProgramPipelines(1, &pipeline);
+	glUseProgramStages(pipeline, GL_VERTEX_SHADER_BIT, vs_prog);
+	glUseProgramStages(pipeline, GL_FRAGMENT_SHADER_BIT, fs_prog);
+	piglit_program_pipeline_check_status(pipeline);
+
+	gpb_save_restore_sso(&vs_prog, pipeline, GL_VERTEX_SHADER_BIT);
+	gpb_save_restore_sso(&fs_prog, pipeline, GL_FRAGMENT_SHADER_BIT);
+
+	glValidateProgramPipeline(pipeline);
+	glGetProgramPipelineiv(pipeline, GL_VALIDATE_STATUS, &ok);
+
+	if (!ok)
+		piglit_report_result(PIGLIT_FAIL);
+
+	piglit_report_result(PIGLIT_PASS);
+}
+
+enum piglit_result
+piglit_display(void)
+{
+	return PIGLIT_FAIL;
+}
-- 
2.21.0



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