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// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <array>
#include <iostream>
#include "gmock/gmock.h"
#include "source/operand.h"
#include "source/table2.h"
#include "spirv-tools/libspirv.h"
#include "test/unit_spirv.h"
using ::testing::ContainerEq;
using ::testing::ValuesIn;
namespace spvtools {
namespace {
struct OperandLookupCase {
spv_operand_type_t type;
std::string name;
size_t name_length;
uint32_t value;
bool expect_pass = true;
};
std::ostream& operator<<(std::ostream& os, const OperandLookupCase& olc) {
os << "OLC('" << spvOperandTypeStr(olc.type) << " '" << olc.name
<< "', len:" << olc.name_length << ", value:" << olc.value
<< ", expect pass? " << olc.expect_pass << ")";
return os;
}
using OperandLookupTest = ::testing::TestWithParam<OperandLookupCase>;
TEST_P(OperandLookupTest, OperandLookup_ByName) {
const OperandDesc* desc = nullptr;
auto status = LookupOperand(GetParam().type, GetParam().name.data(),
GetParam().name_length, &desc);
if (GetParam().expect_pass) {
EXPECT_EQ(status, SPV_SUCCESS);
ASSERT_NE(desc, nullptr);
EXPECT_EQ(desc->value, GetParam().value);
} else {
EXPECT_NE(status, SPV_SUCCESS);
EXPECT_EQ(desc, nullptr);
}
}
TEST_P(OperandLookupTest, OperandLookup_ByValue_Success) {
const OperandDesc* desc = nullptr;
if (GetParam().expect_pass) {
const auto value = GetParam().value;
auto status = LookupOperand(GetParam().type, GetParam().value, &desc);
EXPECT_EQ(status, SPV_SUCCESS);
ASSERT_NE(desc, nullptr);
EXPECT_EQ(desc->value, value);
}
}
INSTANTIATE_TEST_SUITE_P(
Samples, OperandLookupTest,
ValuesIn(std::vector<OperandLookupCase>{
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "Relaxed", 7, 0},
// "None" is an alias for "Relaxed"
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "None", 4, 0},
// "NonPrivatePointer" is the canonical name that appeared
// in an extension and incorporated in SPIR-V 1.5.
{SPV_OPERAND_TYPE_MEMORY_ACCESS, "NonPrivatePointer", 17, 32},
// "NonPrivatePointerKHR" is the name from the extension.
{SPV_OPERAND_TYPE_MEMORY_ACCESS, "NonPrivatePointerKHR", 20, 32},
// "NoAliasINTELMask" is only in an extension
{SPV_OPERAND_TYPE_MEMORY_ACCESS, "NoAliasINTELMask", 16, 0x20000},
{SPV_OPERAND_TYPE_RAY_FLAGS, "TerminateOnFirstHitKHR", 22, 4},
{SPV_OPERAND_TYPE_FPENCODING, "BFloat16KHR", 11, 0},
// Lookup on An optional operand type should match the base lookup.
{SPV_OPERAND_TYPE_OPTIONAL_FPENCODING, "BFloat16KHR", 11, 0},
// Lookup is type-specific.
{SPV_OPERAND_TYPE_OPTIONAL_FPENCODING, "Relaxed", 7, 0, false},
// Invalid string
{SPV_OPERAND_TYPE_RAY_FLAGS, "does_not_exist", 14, 0, false},
// Check lengths
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "Relaxed", 6, 0, false},
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "Relaxed", 7, 0, true},
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "Relaxed|", 7, 0, true},
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, "Relaxed|", 8, 0, false},
}));
TEST(OperandLookupSingleTest, OperandLookup_ByValue_Fails) {
// This list may need adjusting over time.
std::array<spv_operand_type_t, 3> types = {
{SPV_OPERAND_TYPE_MEMORY_SEMANTICS_ID, SPV_OPERAND_TYPE_RAY_FLAGS,
SPV_OPERAND_TYPE_FPENCODING}};
std::array<uint32_t, 3> bad_values = {{99999, 37737, 110101}};
for (auto type : types) {
for (auto bad_value : bad_values) {
const OperandDesc* desc = nullptr;
auto status = LookupOperand(type, bad_value, &desc);
EXPECT_NE(status, SPV_SUCCESS);
ASSERT_EQ(desc, nullptr);
}
}
}
TEST(OperandLookupOperands, Sample) {
// Check the operand list for a valid operand lookup.
const OperandDesc* desc = nullptr;
auto status = LookupOperand(SPV_OPERAND_TYPE_IMAGE, "Grad", 4, &desc);
EXPECT_EQ(status, SPV_SUCCESS);
ASSERT_NE(desc, nullptr);
EXPECT_EQ(desc->operands_range.count(), 2u);
auto operands = desc->operands();
using vtype = std::vector<spv_operand_type_t>;
EXPECT_THAT(vtype(operands.begin(), operands.end()),
ContainerEq(vtype{SPV_OPERAND_TYPE_ID, SPV_OPERAND_TYPE_ID}));
}
} // namespace
} // namespace spvtools
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