SPIRV-Tools/test/OperandPattern.cpp
2016-01-07 13:44:22 -05:00

279 lines
12 KiB
C++

// Copyright (c) 2015-2016 The Khronos Group Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and/or associated documentation files (the
// "Materials"), to deal in the Materials without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Materials, and to
// permit persons to whom the Materials are furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Materials.
//
// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
// https://www.khronos.org/registry/
//
// THE MATERIALS ARE 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
// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
#include "UnitSPIRV.h"
#include "gmock/gmock.h"
#include "source/operand.h"
using ::testing::Eq;
namespace {
TEST(OperandPattern, InitiallyEmpty) {
spv_operand_pattern_t empty;
EXPECT_THAT(empty, Eq(spv_operand_pattern_t{}));
EXPECT_EQ(0u, empty.size());
EXPECT_TRUE(empty.empty());
}
TEST(OperandPattern, PushFrontsAreOnTheLeft) {
spv_operand_pattern_t pattern;
pattern.push_front(SPV_OPERAND_TYPE_ID);
EXPECT_THAT(pattern, Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_ID}));
EXPECT_EQ(1u, pattern.size());
EXPECT_TRUE(!pattern.empty());
EXPECT_EQ(SPV_OPERAND_TYPE_ID, pattern.front());
pattern.push_front(SPV_OPERAND_TYPE_NONE);
EXPECT_THAT(pattern, Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_NONE,
SPV_OPERAND_TYPE_ID}));
EXPECT_EQ(2u, pattern.size());
EXPECT_TRUE(!pattern.empty());
EXPECT_EQ(SPV_OPERAND_TYPE_NONE, pattern.front());
}
TEST(OperandPattern, PopFrontsAreOnTheLeft) {
spv_operand_pattern_t pattern{SPV_OPERAND_TYPE_LITERAL_INTEGER,
SPV_OPERAND_TYPE_ID};
pattern.pop_front();
EXPECT_THAT(pattern, Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_ID}));
pattern.pop_front();
EXPECT_THAT(pattern, Eq(spv_operand_pattern_t{}));
}
// A test case for typed mask expansion
struct MaskExpansionCase {
spv_operand_type_t type;
uint32_t mask;
spv_operand_pattern_t initial;
spv_operand_pattern_t expected;
};
using MaskExpansionTest = ::testing::TestWithParam<MaskExpansionCase>;
TEST_P(MaskExpansionTest, Sample) {
spv_operand_table operandTable = nullptr;
ASSERT_EQ(SPV_SUCCESS, spvOperandTableGet(&operandTable));
spv_operand_pattern_t pattern(GetParam().initial);
spvPrependOperandTypesForMask(operandTable, GetParam().type, GetParam().mask,
&pattern);
EXPECT_THAT(pattern, Eq(GetParam().expected));
}
// These macros let us write non-trivial examples without too much text.
#define SUFFIX0 SPV_OPERAND_TYPE_NONE, SPV_OPERAND_TYPE_ID
#define SUFFIX1 \
SPV_OPERAND_TYPE_ID, SPV_OPERAND_TYPE_SAMPLER_FILTER_MODE, \
SPV_OPERAND_TYPE_STORAGE_CLASS
INSTANTIATE_TEST_CASE_P(
OperandPattern, MaskExpansionTest,
::testing::ValuesIn(std::vector<MaskExpansionCase>{
// No bits means no change.
{SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS, 0, {SUFFIX0}, {SUFFIX0}},
// Unknown bits means no change.
{SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS,
0xfffffffc,
{SUFFIX1},
{SUFFIX1}},
// Volatile has no operands.
{SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS,
SpvMemoryAccessVolatileMask,
{SUFFIX0},
{SUFFIX0}},
// Aligned has one literal number operand.
{SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS,
SpvMemoryAccessAlignedMask,
{SUFFIX1},
{SPV_OPERAND_TYPE_LITERAL_INTEGER, SUFFIX1}},
// Volatile with Aligned still has just one literal number operand.
{SPV_OPERAND_TYPE_OPTIONAL_MEMORY_ACCESS,
SpvMemoryAccessVolatileMask | SpvMemoryAccessAlignedMask,
{SUFFIX1},
{SPV_OPERAND_TYPE_LITERAL_INTEGER, SUFFIX1}},
}));
#undef SUFFIX0
#undef SUFFIX1
// Returns a vector of all operand types that can be used in a pattern.
std::vector<spv_operand_type_t> allOperandTypes() {
std::vector<spv_operand_type_t> result;
for (int i = 0; i < SPV_OPERAND_TYPE_NUM_OPERAND_TYPES; i++) {
result.push_back(spv_operand_type_t(i));
}
return result;
}
using MatchableOperandExpansionTest =
::testing::TestWithParam<spv_operand_type_t>;
TEST_P(MatchableOperandExpansionTest, MatchableOperandsDontExpand) {
const spv_operand_type_t type = GetParam();
if (!spvOperandIsVariable(type)) {
spv_operand_pattern_t pattern;
const bool did_expand = spvExpandOperandSequenceOnce(type, &pattern);
EXPECT_FALSE(did_expand);
EXPECT_THAT(pattern, Eq(spv_operand_pattern_t{}));
}
}
INSTANTIATE_TEST_CASE_P(MatchableOperandExpansion,
MatchableOperandExpansionTest,
::testing::ValuesIn(allOperandTypes()));
using VariableOperandExpansionTest =
::testing::TestWithParam<spv_operand_type_t>;
TEST_P(VariableOperandExpansionTest, NonMatchableOperandsExpand) {
const spv_operand_type_t type = GetParam();
if (spvOperandIsVariable(type)) {
spv_operand_pattern_t pattern;
const bool did_expand = spvExpandOperandSequenceOnce(type, &pattern);
EXPECT_TRUE(did_expand);
EXPECT_FALSE(pattern.empty());
// For the existing rules, the first expansion of a zero-or-more operand
// type yields a matchable operand type. This isn't strictly necessary.
EXPECT_FALSE(spvOperandIsVariable(pattern.front()));
}
}
INSTANTIATE_TEST_CASE_P(NonMatchableOperandExpansion,
VariableOperandExpansionTest,
::testing::ValuesIn(allOperandTypes()));
TEST(AlternatePatternFollowingImmediate, Empty) {
EXPECT_THAT(spvAlternatePatternFollowingImmediate({}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, SingleElement) {
// Spot-check a random selection of types.
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_VARIABLE_ID_LITERAL_INTEGER}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(
spvAlternatePatternFollowingImmediate({SPV_OPERAND_TYPE_CAPABILITY}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(
spvAlternatePatternFollowingImmediate({SPV_OPERAND_TYPE_LOOP_CONTROL}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_OPTIONAL_LITERAL_INTEGER}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate({SPV_OPERAND_TYPE_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_VARIABLE_EXECUTION_MODE}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, SingleResultId) {
EXPECT_THAT(
spvAlternatePatternFollowingImmediate({SPV_OPERAND_TYPE_RESULT_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, MultipleNonResultIds) {
EXPECT_THAT(
spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_VARIABLE_ID_LITERAL_INTEGER,
SPV_OPERAND_TYPE_CAPABILITY, SPV_OPERAND_TYPE_LOOP_CONTROL,
SPV_OPERAND_TYPE_OPTIONAL_LITERAL_INTEGER, SPV_OPERAND_TYPE_ID,
SPV_OPERAND_TYPE_VARIABLE_EXECUTION_MODE}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, ResultIdFront) {
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_FP_ROUNDING_MODE, SPV_OPERAND_TYPE_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_DIMENSIONALITY,
SPV_OPERAND_TYPE_LINKAGE_TYPE,
SPV_OPERAND_TYPE_FUNCTION_PARAMETER_ATTRIBUTE,
SPV_OPERAND_TYPE_FP_ROUNDING_MODE, SPV_OPERAND_TYPE_ID,
SPV_OPERAND_TYPE_VARIABLE_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, ResultIdMiddle) {
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_FP_ROUNDING_MODE,
SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(
spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_DIMENSIONALITY, SPV_OPERAND_TYPE_LINKAGE_TYPE,
SPV_OPERAND_TYPE_FUNCTION_PARAMETER_ATTRIBUTE,
SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_FP_ROUNDING_MODE,
SPV_OPERAND_TYPE_ID, SPV_OPERAND_TYPE_VARIABLE_ID}),
Eq(spv_operand_pattern_t{
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
TEST(AlternatePatternFollowingImmediate, ResultIdBack) {
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_ID, SPV_OPERAND_TYPE_RESULT_ID}),
Eq(spv_operand_pattern_t{SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_RESULT_ID,
SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_FP_ROUNDING_MODE, SPV_OPERAND_TYPE_ID,
SPV_OPERAND_TYPE_RESULT_ID}),
Eq(spv_operand_pattern_t{
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_OPTIONAL_CIV}));
EXPECT_THAT(
spvAlternatePatternFollowingImmediate(
{SPV_OPERAND_TYPE_DIMENSIONALITY, SPV_OPERAND_TYPE_LINKAGE_TYPE,
SPV_OPERAND_TYPE_FUNCTION_PARAMETER_ATTRIBUTE,
SPV_OPERAND_TYPE_FP_ROUNDING_MODE, SPV_OPERAND_TYPE_ID,
SPV_OPERAND_TYPE_VARIABLE_ID, SPV_OPERAND_TYPE_RESULT_ID}),
Eq(spv_operand_pattern_t{
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_OPTIONAL_CIV, SPV_OPERAND_TYPE_OPTIONAL_CIV,
SPV_OPERAND_TYPE_RESULT_ID, SPV_OPERAND_TYPE_OPTIONAL_CIV}));
}
} // anonymous namespace