diff options
author | Ian Romanick <[email protected]> | 2016-12-13 20:29:23 -0800 |
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committer | Ian Romanick <[email protected]> | 2016-12-19 15:55:43 -0800 |
commit | b7053b80f27091acc8ccc954db99197e3073bff4 (patch) | |
tree | 61b6634203e84c4a2738d24ae5eb290d7973e5a2 /src/compiler/glsl/tests | |
parent | 5085b640313f806150729a197c438a0cfea35f49 (diff) |
glsl: Add tracking for elements of an array-of-arrays that have been accessed
If there's a better way to provide access to ir_array_refcount_entry
private members to the test functions, I am very interested to know
about it.
Signed-off-by: Ian Romanick <[email protected]>
Cc: Francisco Jerez <[email protected]>
Cc: [email protected]
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/compiler/glsl/tests')
-rw-r--r-- | src/compiler/glsl/tests/array_refcount_test.cpp | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/src/compiler/glsl/tests/array_refcount_test.cpp b/src/compiler/glsl/tests/array_refcount_test.cpp new file mode 100644 index 00000000000..d80ea810159 --- /dev/null +++ b/src/compiler/glsl/tests/array_refcount_test.cpp @@ -0,0 +1,143 @@ +/* + * Copyright © 2016 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 "ir.h" +#include "ir_array_refcount.h" + +class array_refcount_test : public ::testing::Test { +public: + virtual void SetUp(); + virtual void TearDown(); + + void *mem_ctx; + + /** + * glsl_type for a vec4[3][4][5]. + * + * The exceptionally verbose name is picked because it matches the syntax + * of http://cdecl.org/. + */ + const glsl_type *array_3_of_array_4_of_array_5_of_vec4; + + /** + * Wrapper to access private member "bits" of ir_array_refcount_entry + * + * The test class is a friend to ir_array_refcount_entry, but the + * individual tests are not part of the class. Since the friendliness of + * the test class does not extend to the tests, provide a wrapper. + */ + const BITSET_WORD *get_bits(const ir_array_refcount_entry &entry) + { + return entry.bits; + } + + /** + * Wrapper to access private member "num_bits" of ir_array_refcount_entry + * + * The test class is a friend to ir_array_refcount_entry, but the + * individual tests are not part of the class. Since the friendliness of + * the test class does not extend to the tests, provide a wrapper. + */ + unsigned get_num_bits(const ir_array_refcount_entry &entry) + { + return entry.num_bits; + } +}; + +void +array_refcount_test::SetUp() +{ + mem_ctx = ralloc_context(NULL); + + /* The type of vec4 x[3][4][5]; */ + const glsl_type *const array_5_of_vec4 = + glsl_type::get_array_instance(glsl_type::vec4_type, 5); + const glsl_type *const array_4_of_array_5_of_vec4 = + glsl_type::get_array_instance(array_5_of_vec4, 4); + array_3_of_array_4_of_array_5_of_vec4 = + glsl_type::get_array_instance(array_4_of_array_5_of_vec4, 3); +} + +void +array_refcount_test::TearDown() +{ + ralloc_free(mem_ctx); + mem_ctx = NULL; +} + +TEST_F(array_refcount_test, ir_array_refcount_entry_initial_state_for_scalar) +{ + ir_variable *const var = + new(mem_ctx) ir_variable(glsl_type::int_type, "a", ir_var_auto); + + ir_array_refcount_entry entry(var); + + ASSERT_NE((void *)0, get_bits(entry)); + EXPECT_FALSE(entry.is_referenced); + EXPECT_EQ(1, get_num_bits(entry)); + EXPECT_FALSE(entry.is_linearized_index_referenced(0)); +} + +TEST_F(array_refcount_test, ir_array_refcount_entry_initial_state_for_vector) +{ + ir_variable *const var = + new(mem_ctx) ir_variable(glsl_type::vec4_type, "a", ir_var_auto); + + ir_array_refcount_entry entry(var); + + ASSERT_NE((void *)0, get_bits(entry)); + EXPECT_FALSE(entry.is_referenced); + EXPECT_EQ(1, get_num_bits(entry)); + EXPECT_FALSE(entry.is_linearized_index_referenced(0)); +} + +TEST_F(array_refcount_test, ir_array_refcount_entry_initial_state_for_matrix) +{ + ir_variable *const var = + new(mem_ctx) ir_variable(glsl_type::mat4_type, "a", ir_var_auto); + + ir_array_refcount_entry entry(var); + + ASSERT_NE((void *)0, get_bits(entry)); + EXPECT_FALSE(entry.is_referenced); + EXPECT_EQ(1, get_num_bits(entry)); + EXPECT_FALSE(entry.is_linearized_index_referenced(0)); +} + +TEST_F(array_refcount_test, ir_array_refcount_entry_initial_state_for_array) +{ + ir_variable *const var = + new(mem_ctx) ir_variable(array_3_of_array_4_of_array_5_of_vec4, + "a", + ir_var_auto); + const unsigned total_elements = var->type->arrays_of_arrays_size(); + + ir_array_refcount_entry entry(var); + + ASSERT_NE((void *)0, get_bits(entry)); + EXPECT_FALSE(entry.is_referenced); + EXPECT_EQ(total_elements, get_num_bits(entry)); + + for (unsigned i = 0; i < total_elements; i++) + EXPECT_FALSE(entry.is_linearized_index_referenced(i)) << "index = " << i; +} |