+++ /dev/null
-/*
- * Copyright © 2013 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.
- */
-#include <gtest/gtest.h>
-#include "standalone_scaffolding.h"
-#include "main/compiler.h"
-#include "main/mtypes.h"
-#include "main/macros.h"
-#include "ir.h"
-#include "glsl_parser_extras.h"
-#include "glsl_symbol_table.h"
-
-class common_builtin : public ::testing::Test {
-public:
- common_builtin(GLenum shader_type)
- : shader_type(shader_type)
- {
- /* empty */
- }
-
- virtual void SetUp();
- virtual void TearDown();
-
- void string_starts_with_prefix(const char *str, const char *prefix);
- void names_start_with_gl();
- void uniforms_and_system_values_dont_have_explicit_location();
- void constants_are_constant();
- void no_invalid_variable_modes();
-
- GLenum shader_type;
- struct _mesa_glsl_parse_state *state;
- struct gl_shader *shader;
- void *mem_ctx;
- gl_context ctx;
- exec_list ir;
-};
-
-void
-common_builtin::SetUp()
-{
- this->mem_ctx = ralloc_context(NULL);
- this->ir.make_empty();
-
- initialize_context_to_defaults(&this->ctx, API_OPENGL_COMPAT);
-
- this->shader = rzalloc(this->mem_ctx, gl_shader);
- this->shader->Type = this->shader_type;
- this->shader->Stage = _mesa_shader_enum_to_shader_stage(this->shader_type);
-
- this->state =
- new(mem_ctx) _mesa_glsl_parse_state(&this->ctx, this->shader->Stage,
- this->shader);
-
- _mesa_glsl_initialize_types(this->state);
- _mesa_glsl_initialize_variables(&this->ir, this->state);
-}
-
-void
-common_builtin::TearDown()
-{
- ralloc_free(this->mem_ctx);
- this->mem_ctx = NULL;
-}
-
-void
-common_builtin::string_starts_with_prefix(const char *str, const char *prefix)
-{
- const size_t len = strlen(prefix);
- char *const name_prefix = new char[len + 1];
-
- strncpy(name_prefix, str, len);
- name_prefix[len] = '\0';
- EXPECT_STREQ(prefix, name_prefix) << "Bad name " << str;
-
- delete [] name_prefix;
-}
-
-void
-common_builtin::names_start_with_gl()
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- string_starts_with_prefix(var->name, "gl_");
- }
-}
-
-void
-common_builtin::uniforms_and_system_values_dont_have_explicit_location()
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_uniform && var->data.mode != ir_var_system_value)
- continue;
-
- EXPECT_FALSE(var->data.explicit_location);
- EXPECT_EQ(-1, var->data.location);
- }
-}
-
-void
-common_builtin::constants_are_constant()
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_auto)
- continue;
-
- EXPECT_FALSE(var->data.explicit_location);
- EXPECT_EQ(-1, var->data.location);
- EXPECT_TRUE(var->data.read_only);
- }
-}
-
-void
-common_builtin::no_invalid_variable_modes()
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- switch (var->data.mode) {
- case ir_var_auto:
- case ir_var_uniform:
- case ir_var_shader_in:
- case ir_var_shader_out:
- case ir_var_system_value:
- break;
-
- default:
- ADD_FAILURE() << "Built-in variable " << var->name
- << " has an invalid mode " << int(var->data.mode);
- break;
- }
- }
-}
-
-/************************************************************/
-
-class vertex_builtin : public common_builtin {
-public:
- vertex_builtin()
- : common_builtin(GL_VERTEX_SHADER)
- {
- /* empty */
- }
-};
-
-TEST_F(vertex_builtin, names_start_with_gl)
-{
- common_builtin::names_start_with_gl();
-}
-
-TEST_F(vertex_builtin, inputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_in)
- continue;
-
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
- EXPECT_GT(VERT_ATTRIB_GENERIC0, var->data.location);
- EXPECT_EQ(0u, var->data.location_frac);
- }
-}
-
-TEST_F(vertex_builtin, outputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_out)
- continue;
-
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
- EXPECT_GT(VARYING_SLOT_VAR0, var->data.location);
- EXPECT_EQ(0u, var->data.location_frac);
-
- /* Several varyings only exist in the fragment shader. Be sure that no
- * outputs with these locations exist.
- */
- EXPECT_NE(VARYING_SLOT_PNTC, var->data.location);
- EXPECT_NE(VARYING_SLOT_FACE, var->data.location);
- EXPECT_NE(VARYING_SLOT_PRIMITIVE_ID, var->data.location);
- }
-}
-
-TEST_F(vertex_builtin, uniforms_and_system_values_dont_have_explicit_location)
-{
- common_builtin::uniforms_and_system_values_dont_have_explicit_location();
-}
-
-TEST_F(vertex_builtin, constants_are_constant)
-{
- common_builtin::constants_are_constant();
-}
-
-TEST_F(vertex_builtin, no_invalid_variable_modes)
-{
- common_builtin::no_invalid_variable_modes();
-}
-
-/********************************************************************/
-
-class fragment_builtin : public common_builtin {
-public:
- fragment_builtin()
- : common_builtin(GL_FRAGMENT_SHADER)
- {
- /* empty */
- }
-};
-
-TEST_F(fragment_builtin, names_start_with_gl)
-{
- common_builtin::names_start_with_gl();
-}
-
-TEST_F(fragment_builtin, inputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_in)
- continue;
-
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
- EXPECT_GT(VARYING_SLOT_VAR0, var->data.location);
- EXPECT_EQ(0u, var->data.location_frac);
-
- /* Several varyings only exist in the vertex / geometry shader. Be sure
- * that no inputs with these locations exist.
- */
- EXPECT_TRUE(_mesa_varying_slot_in_fs((gl_varying_slot) var->data.location));
- }
-}
-
-TEST_F(fragment_builtin, outputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_out)
- continue;
-
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
-
- /* gl_FragData[] has location FRAG_RESULT_DATA0. Locations beyond that
- * are invalid.
- */
- EXPECT_GE(FRAG_RESULT_DATA0, var->data.location);
-
- EXPECT_EQ(0u, var->data.location_frac);
- }
-}
-
-TEST_F(fragment_builtin, uniforms_and_system_values_dont_have_explicit_location)
-{
- common_builtin::uniforms_and_system_values_dont_have_explicit_location();
-}
-
-TEST_F(fragment_builtin, constants_are_constant)
-{
- common_builtin::constants_are_constant();
-}
-
-TEST_F(fragment_builtin, no_invalid_variable_modes)
-{
- common_builtin::no_invalid_variable_modes();
-}
-
-/********************************************************************/
-
-class geometry_builtin : public common_builtin {
-public:
- geometry_builtin()
- : common_builtin(GL_GEOMETRY_SHADER)
- {
- /* empty */
- }
-};
-
-TEST_F(geometry_builtin, names_start_with_gl)
-{
- common_builtin::names_start_with_gl();
-}
-
-TEST_F(geometry_builtin, inputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_in)
- continue;
-
- if (var->is_interface_instance()) {
- EXPECT_STREQ("gl_in", var->name);
- EXPECT_FALSE(var->data.explicit_location);
- EXPECT_EQ(-1, var->data.location);
-
- ASSERT_TRUE(var->type->is_array());
-
- const glsl_type *const instance_type = var->type->fields.array;
-
- for (unsigned i = 0; i < instance_type->length; i++) {
- const glsl_struct_field *const input =
- &instance_type->fields.structure[i];
-
- string_starts_with_prefix(input->name, "gl_");
- EXPECT_NE(-1, input->location);
- EXPECT_GT(VARYING_SLOT_VAR0, input->location);
-
- /* Several varyings only exist in the fragment shader. Be sure
- * that no inputs with these locations exist.
- */
- EXPECT_NE(VARYING_SLOT_PNTC, input->location);
- EXPECT_NE(VARYING_SLOT_FACE, input->location);
- }
- } else {
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
- EXPECT_GT(VARYING_SLOT_VAR0, var->data.location);
- EXPECT_EQ(0u, var->data.location_frac);
- }
-
- /* Several varyings only exist in the fragment shader. Be sure that no
- * inputs with these locations exist.
- */
- EXPECT_NE(VARYING_SLOT_PNTC, var->data.location);
- EXPECT_NE(VARYING_SLOT_FACE, var->data.location);
- }
-}
-
-TEST_F(geometry_builtin, outputs_have_explicit_location)
-{
- foreach_in_list(ir_instruction, node, &this->ir) {
- ir_variable *const var = node->as_variable();
-
- if (var->data.mode != ir_var_shader_out)
- continue;
-
- EXPECT_TRUE(var->data.explicit_location);
- EXPECT_NE(-1, var->data.location);
- EXPECT_GT(VARYING_SLOT_VAR0, var->data.location);
- EXPECT_EQ(0u, var->data.location_frac);
-
- /* Several varyings only exist in the fragment shader. Be sure that no
- * outputs with these locations exist.
- */
- EXPECT_NE(VARYING_SLOT_PNTC, var->data.location);
- EXPECT_NE(VARYING_SLOT_FACE, var->data.location);
- }
-}
-
-TEST_F(geometry_builtin, uniforms_and_system_values_dont_have_explicit_location)
-{
- common_builtin::uniforms_and_system_values_dont_have_explicit_location();
-}
-
-TEST_F(geometry_builtin, constants_are_constant)
-{
- common_builtin::constants_are_constant();
-}
-
-TEST_F(geometry_builtin, no_invalid_variable_modes)
-{
- common_builtin::no_invalid_variable_modes();
-}
projects / mesa.git / blobdiff