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// Copyright (c) 2025 The Khronos Group Inc.
//
// 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 <cassert>
#include <string>
#include <vector>
#include "gmock/gmock.h"
#include "source/util/bitutils.h"
#include "test/test_fixture.h"
namespace spvtools {
namespace utils {
namespace {
using spvtest::Concatenate;
using spvtest::MakeInstruction;
using spvtest::ScopedContext;
using spvtest::TextToBinaryTest;
using ::testing::ElementsAre;
using ::testing::Eq;
using ::testing::HasSubstr;
using ::testing::StrEq;
using OpUnknownTest = TextToBinaryTest;
TEST_F(OpUnknownTest, OpUnknown) {
SetText("OpUnknown(255, 1)");
ASSERT_EQ(SPV_SUCCESS, spvTextToBinary(ScopedContext().context, text.str,
text.length, &binary, &diagnostic));
EXPECT_EQ(0x000100FFu, binary->code[5]);
if (diagnostic) {
spvDiagnosticPrint(diagnostic);
}
}
TEST_F(OpUnknownTest, HandlesOperands) {
EXPECT_THAT(CompiledInstructions("OpUnknown(24, 4) %a %b %123"),
Eq(MakeInstruction(spv::Op::OpTypeMatrix, {1, 2, 3})));
EXPECT_THAT(CompiledInstructions("OpUnknown(24, 4) !1 %b %123"),
Eq(MakeInstruction(spv::Op::OpTypeMatrix, {1, 1, 2})));
}
TEST_F(OpUnknownTest, HandlesWhitespace) {
EXPECT_THAT(CompiledInstructions("OpUnknown ( 24 , 4 ) %a %b %123"),
Eq(MakeInstruction(spv::Op::OpTypeMatrix, {1, 2, 3})));
EXPECT_THAT(CompiledInstructions("OpUnknown(24,4) %a %b %123"),
Eq(MakeInstruction(spv::Op::OpTypeMatrix, {1, 2, 3})));
}
TEST_F(OpUnknownTest, MultipleInstructions) {
EXPECT_THAT(
CompiledInstructions(
"%a = OpTypeFunction %b\nOpUnknown(21, 5) %c %d 32 1\nOpNop"),
Eq(Concatenate({MakeInstruction(spv::Op::OpTypeFunction, {1, 2}),
MakeInstruction(spv::Op::OpTypeInt, {3, 4, 32, 1}),
MakeInstruction(spv::Op::OpNop, {})})));
}
TEST_F(OpUnknownTest, OpUnknownInAssignment) {
EXPECT_EQ(
"OpUnknown not allowed in assignment. Use an explicit result id operand "
"instead.",
CompileFailure("%2 = OpUnknown(22, 3) 32"));
EXPECT_EQ("OpUnknown not allowed before =.",
CompileFailure("OpUnknown(22, 3) = OpTypeFloat 32"));
}
TEST_F(OpUnknownTest, ParsingErrors) {
EXPECT_EQ("Expected '(', found end of stream.", CompileFailure("OpUnknown"));
EXPECT_EQ("'(' expected after OpUnknown but found 'a'.",
CompileFailure("OpUnknown abc"));
EXPECT_EQ("Expected opcode enumerant, found end of stream.",
CompileFailure("OpUnknown("));
EXPECT_EQ("Invalid opcode enumerant: \"abc\".",
CompileFailure("OpUnknown(abc"));
// Opcode enumerant must fit in 16 bits.
EXPECT_EQ("Invalid opcode enumerant: \"70000\".",
CompileFailure("OpUnknown(70000"));
EXPECT_EQ("Expected ',', found end of stream.",
CompileFailure("OpUnknown(22"));
EXPECT_EQ("',' expected after opcode enumerant but found 'a'.",
CompileFailure("OpUnknown(22 abc"));
EXPECT_EQ("Expected number of words, found end of stream.",
CompileFailure("OpUnknown(22,"));
EXPECT_EQ("Invalid number of words: \"abc\".",
CompileFailure("OpUnknown(22, abc"));
// Number of words must fit in 16 bits.
EXPECT_EQ("Invalid number of words: \"70000\".",
CompileFailure("OpUnknown(22, 70000"));
EXPECT_EQ(
"Number of words (which includes the opcode) must be greater than zero.",
CompileFailure("OpUnknown(22, 0"));
EXPECT_EQ("Expected ')', found end of stream.",
CompileFailure("OpUnknown(22, 3"));
EXPECT_EQ("')' expected after number of words but found 'a'.",
CompileFailure("OpUnknown(22, 3 abc"));
EXPECT_EQ(
"Unexpected start of new instruction: \"OpNop\". Expected 2 more "
"operands",
CompileFailure("OpUnknown(22, 3) OpNop"));
EXPECT_EQ("Expected 2 more operands, found end of stream.",
CompileFailure("OpUnknown(22, 3)"));
EXPECT_EQ(CompileFailure("OpUnknown(21, 4) %c %d 32 1"),
"Expected <opcode> or <result-id> at the beginning of an "
"instruction, found '1'.");
}
} // namespace
} // namespace utils
} // namespace spvtools
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