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// Copyright (c) 2015-2016 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 <algorithm>
#include <cstring>
#include <string>
#include <utility>
#include <vector>
#include "gmock/gmock.h"
#include "source/spirv_constant.h"
#include "source/util/bitutils.h"
#include "source/util/hex_float.h"
#include "test/test_fixture.h"
#include "test/unit_spirv.h"
namespace spvtools {
namespace {
using spvtest::AutoText;
using spvtest::Concatenate;
using spvtest::MakeInstruction;
using spvtest::ScopedContext;
using spvtest::TextToBinaryTest;
using testing::Eq;
using testing::IsNull;
using testing::NotNull;
// An mask parsing test case.
struct MaskCase {
spv_operand_type_t which_enum;
uint32_t expected_value;
const char* expression;
};
using GoodMaskParseTest = ::testing::TestWithParam<MaskCase>;
TEST_P(GoodMaskParseTest, GoodMaskExpressions) {
spv_context context = spvContextCreate(SPV_ENV_UNIVERSAL_1_0);
uint32_t value;
EXPECT_EQ(SPV_SUCCESS,
AssemblyGrammar(context).parseMaskOperand(
GetParam().which_enum, GetParam().expression, &value));
EXPECT_EQ(GetParam().expected_value, value);
spvContextDestroy(context);
}
INSTANTIATE_TEST_SUITE_P(
ParseMask, GoodMaskParseTest,
::testing::ValuesIn(std::vector<MaskCase>{
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 0, "None"},
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 1, "NotNaN"},
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 2, "NotInf"},
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 3, "NotNaN|NotInf"},
// Mask experssions are symmetric.
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 3, "NotInf|NotNaN"},
// Repeating a value has no effect.
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 3, "NotInf|NotNaN|NotInf"},
// Using 3 operands still works.
{SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, 0x13, "NotInf|NotNaN|Fast"},
{SPV_OPERAND_TYPE_SELECTION_CONTROL, 0, "None"},
{SPV_OPERAND_TYPE_SELECTION_CONTROL, 1, "Flatten"},
{SPV_OPERAND_TYPE_SELECTION_CONTROL, 2, "DontFlatten"},
// Weirdly, you can specify to flatten and don't flatten a selection.
{SPV_OPERAND_TYPE_SELECTION_CONTROL, 3, "Flatten|DontFlatten"},
{SPV_OPERAND_TYPE_LOOP_CONTROL, 0, "None"},
{SPV_OPERAND_TYPE_LOOP_CONTROL, 1, "Unroll"},
{SPV_OPERAND_TYPE_LOOP_CONTROL, 2, "DontUnroll"},
// Weirdly, you can specify to unroll and don't unroll a loop.
{SPV_OPERAND_TYPE_LOOP_CONTROL, 3, "Unroll|DontUnroll"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 0, "None"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 1, "Inline"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 2, "DontInline"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 4, "Pure"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 8, "Const"},
{SPV_OPERAND_TYPE_FUNCTION_CONTROL, 0xd, "Inline|Const|Pure"},
}));
using BadFPFastMathMaskParseTest = ::testing::TestWithParam<const char*>;
TEST_P(BadFPFastMathMaskParseTest, BadMaskExpressions) {
spv_context context = spvContextCreate(SPV_ENV_UNIVERSAL_1_0);
uint32_t value;
EXPECT_NE(SPV_SUCCESS,
AssemblyGrammar(context).parseMaskOperand(
SPV_OPERAND_TYPE_FP_FAST_MATH_MODE, GetParam(), &value));
spvContextDestroy(context);
}
INSTANTIATE_TEST_SUITE_P(ParseMask, BadFPFastMathMaskParseTest,
::testing::ValuesIn(std::vector<const char*>{
nullptr, "", "NotValidEnum", "|", "NotInf|",
"|NotInf", "NotInf||NotNaN",
"Unroll" // A good word, but for the wrong enum
}));
TEST_F(TextToBinaryTest, InvalidText) {
ASSERT_EQ(SPV_ERROR_INVALID_TEXT,
spvTextToBinary(ScopedContext().context, nullptr, 0, &binary,
&diagnostic));
EXPECT_NE(nullptr, diagnostic);
EXPECT_THAT(diagnostic->error, Eq(std::string("Missing assembly text.")));
}
TEST_F(TextToBinaryTest, InvalidPointer) {
SetText(
"OpEntryPoint Kernel 0 \"\"\nOpExecutionMode 0 LocalSizeHint 1 1 1\n");
ASSERT_EQ(SPV_ERROR_INVALID_POINTER,
spvTextToBinary(ScopedContext().context, text.str, text.length,
nullptr, &diagnostic));
}
TEST_F(TextToBinaryTest, InvalidPrefix) {
EXPECT_EQ(
"Expected <opcode> or <result-id> at the beginning of an instruction, "
"found 'Invalid'.",
CompileFailure("Invalid"));
}
TEST_F(TextToBinaryTest, EmptyAssemblyString) {
// An empty assembly module is valid!
// It should produce a valid module with zero instructions.
EXPECT_THAT(CompiledInstructions(""), Eq(std::vector<uint32_t>{}));
}
TEST_F(TextToBinaryTest, StringSpace) {
const std::string code = ("OpSourceExtension \"string with spaces\"\n");
EXPECT_EQ(code, EncodeAndDecodeSuccessfully(code));
}
TEST_F(TextToBinaryTest, UnknownBeginningOfInstruction) {
EXPECT_EQ(
"Expected <opcode> or <result-id> at the beginning of an instruction, "
"found 'Google'.",
CompileFailure(
"\nOpSource OpenCL_C 12\nOpMemoryModel Physical64 OpenCL\nGoogle\n"));
EXPECT_EQ(4u, diagnostic->position.line + 1);
EXPECT_EQ(1u, diagnostic->position.column + 1);
}
TEST_F(TextToBinaryTest, NoEqualSign) {
EXPECT_EQ("Expected '=', found end of stream.",
CompileFailure("\nOpSource OpenCL_C 12\n"
"OpMemoryModel Physical64 OpenCL\n%2\n"));
EXPECT_EQ(5u, diagnostic->position.line + 1);
EXPECT_EQ(1u, diagnostic->position.column + 1);
}
TEST_F(TextToBinaryTest, NoOpCode) {
EXPECT_EQ("Expected opcode, found end of stream.",
CompileFailure("\nOpSource OpenCL_C 12\n"
"OpMemoryModel Physical64 OpenCL\n%2 =\n"));
EXPECT_EQ(5u, diagnostic->position.line + 1);
EXPECT_EQ(1u, diagnostic->position.column + 1);
}
TEST_F(TextToBinaryTest, WrongOpCode) {
EXPECT_EQ("Invalid Opcode prefix 'Wahahaha'.",
CompileFailure("\nOpSource OpenCL_C 12\n"
"OpMemoryModel Physical64 OpenCL\n%2 = Wahahaha\n"));
EXPECT_EQ(4u, diagnostic->position.line + 1);
EXPECT_EQ(6u, diagnostic->position.column + 1);
}
TEST_F(TextToBinaryTest, CRLF) {
const std::string input =
"%i32 = OpTypeInt 32 1\r\n%c = OpConstant %i32 123\r\n";
EXPECT_THAT(CompiledInstructions(input),
Eq(Concatenate({MakeInstruction(SpvOpTypeInt, {1, 32, 1}),
MakeInstruction(SpvOpConstant, {1, 2, 123})})));
}
using TextToBinaryFloatValueTest = spvtest::TextToBinaryTestBase<
::testing::TestWithParam<std::pair<std::string, uint32_t>>>;
TEST_P(TextToBinaryFloatValueTest, Samples) {
const std::string input =
"%1 = OpTypeFloat 32\n%2 = OpConstant %1 " + GetParam().first;
EXPECT_THAT(CompiledInstructions(input),
Eq(Concatenate({MakeInstruction(SpvOpTypeFloat, {1, 32}),
MakeInstruction(SpvOpConstant,
{1, 2, GetParam().second})})));
}
INSTANTIATE_TEST_SUITE_P(
FloatValues, TextToBinaryFloatValueTest,
::testing::ValuesIn(std::vector<std::pair<std::string, uint32_t>>{
{"0.0", 0x00000000}, // +0
{"!0x00000001", 0x00000001}, // +denorm
{"!0x00800000", 0x00800000}, // +norm
{"1.5", 0x3fc00000},
{"!0x7f800000", 0x7f800000}, // +inf
{"!0x7f800001", 0x7f800001}, // NaN
{"-0.0", 0x80000000}, // -0
{"!0x80000001", 0x80000001}, // -denorm
{"!0x80800000", 0x80800000}, // -norm
{"-2.5", 0xc0200000},
{"!0xff800000", 0xff800000}, // -inf
{"!0xff800001", 0xff800001}, // NaN
}));
using TextToBinaryHalfValueTest = spvtest::TextToBinaryTestBase<
::testing::TestWithParam<std::pair<std::string, uint32_t>>>;
TEST_P(TextToBinaryHalfValueTest, Samples) {
const std::string input =
"%1 = OpTypeFloat 16\n%2 = OpConstant %1 " + GetParam().first;
EXPECT_THAT(CompiledInstructions(input),
Eq(Concatenate({MakeInstruction(SpvOpTypeFloat, {1, 16}),
MakeInstruction(SpvOpConstant,
{1, 2, GetParam().second})})));
}
INSTANTIATE_TEST_SUITE_P(
HalfValues, TextToBinaryHalfValueTest,
::testing::ValuesIn(std::vector<std::pair<std::string, uint32_t>>{
{"0.0", 0x00000000},
{"1.0", 0x00003c00},
{"1.000844", 0x00003c00}, // Truncate to 1.0
{"1.000977", 0x00003c01}, // Don't have to truncate
{"1.001465", 0x00003c01}, // Truncate to 1.0000977
{"1.5", 0x00003e00},
{"-1.0", 0x0000bc00},
{"2.0", 0x00004000},
{"-2.0", 0x0000c000},
{"0x1p1", 0x00004000},
{"-0x1p1", 0x0000c000},
{"0x1.8p1", 0x00004200},
{"0x1.8p4", 0x00004e00},
{"0x1.801p4", 0x00004e00},
{"0x1.804p4", 0x00004e01},
}));
TEST(CreateContext, UniversalEnvironment) {
auto c = spvContextCreate(SPV_ENV_UNIVERSAL_1_0);
EXPECT_THAT(c, NotNull());
spvContextDestroy(c);
}
TEST(CreateContext, VulkanEnvironment) {
auto c = spvContextCreate(SPV_ENV_VULKAN_1_0);
EXPECT_THAT(c, NotNull());
spvContextDestroy(c);
}
} // namespace
} // namespace spvtools