1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
// 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 <string>
#include <vector>
#include "source/latest_version_glsl_std_450_header.h"
#include "test/unit_spirv.h"
namespace spvtools {
namespace {
/// Context for an extended instruction.
///
/// Information about a GLSL extended instruction (including its opname, return
/// type, etc.) and related instructions used to generate the return type and
/// constant as the operands. Used in generating extended instruction tests.
struct ExtInstContext {
const char* extInstOpName;
const char* extInstOperandVars;
/// The following fields are used to check the SPIR-V binary representation
/// of this instruction.
uint32_t extInstOpcode; ///< Opcode value for this extended instruction.
uint32_t extInstLength; ///< Wordcount of this extended instruction.
std::vector<uint32_t> extInstOperandIds; ///< Ids for operands.
};
using ExtInstGLSLstd450RoundTripTest = ::testing::TestWithParam<ExtInstContext>;
TEST_P(ExtInstGLSLstd450RoundTripTest, ParameterizedExtInst) {
spv_context context = spvContextCreate(SPV_ENV_UNIVERSAL_1_0);
const std::string spirv = R"(
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical Simple
OpEntryPoint Vertex %2 "main"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%2 = OpFunction %3 None %5
%6 = OpLabel
%8 = OpExtInst %7 %1 )" + std::string(GetParam().extInstOpName) +
" " + GetParam().extInstOperandVars + R"(
OpReturn
OpFunctionEnd
)";
const std::string spirv_header =
R"(; SPIR-V
; Version: 1.0
; Generator: Khronos SPIR-V Tools Assembler; 0
; Bound: 9
; Schema: 0)";
spv_binary binary = nullptr;
spv_diagnostic diagnostic;
spv_result_t error = spvTextToBinary(context, spirv.c_str(), spirv.size(),
&binary, &diagnostic);
if (error) {
spvDiagnosticPrint(diagnostic);
spvDiagnosticDestroy(diagnostic);
ASSERT_EQ(SPV_SUCCESS, error)
<< "Source was: " << std::endl
<< spirv << std::endl
<< "Test case for : " << GetParam().extInstOpName << std::endl;
}
// Check we do have the extended instruction's corresponding binary code in
// the generated SPIR-V binary.
std::vector<uint32_t> expected_contains(
{12 /*OpExtInst*/ | GetParam().extInstLength << 16, 7 /*return type*/,
8 /*result id*/, 1 /*glsl450 import*/, GetParam().extInstOpcode});
for (uint32_t operand : GetParam().extInstOperandIds) {
expected_contains.push_back(operand);
}
EXPECT_NE(binary->code + binary->wordCount,
std::search(binary->code, binary->code + binary->wordCount,
expected_contains.begin(), expected_contains.end()))
<< "Cannot find\n"
<< spvtest::WordVector(expected_contains).str() << "in\n"
<< spvtest::WordVector(*binary).str();
// Check round trip gives the same text.
spv_text output_text = nullptr;
error = spvBinaryToText(context, binary->code, binary->wordCount,
SPV_BINARY_TO_TEXT_OPTION_NONE, &output_text,
&diagnostic);
if (error) {
spvDiagnosticPrint(diagnostic);
spvDiagnosticDestroy(diagnostic);
ASSERT_EQ(SPV_SUCCESS, error);
}
EXPECT_EQ(spirv_header + spirv, output_text->str);
spvTextDestroy(output_text);
spvBinaryDestroy(binary);
spvContextDestroy(context);
}
INSTANTIATE_TEST_SUITE_P(
ExtInstParameters, ExtInstGLSLstd450RoundTripTest,
::testing::ValuesIn(std::vector<ExtInstContext>({
// We are only testing the correctness of encoding and decoding here.
// Semantic correctness should be the responsibility of validator. So
// some of the instructions below have incorrect operand and/or return
// types, e.g, Modf, ModfStruct, etc.
{"Round", "%5", 1, 6, {5}},
{"RoundEven", "%5", 2, 6, {5}},
{"Trunc", "%5", 3, 6, {5}},
{"FAbs", "%5", 4, 6, {5}},
{"SAbs", "%5", 5, 6, {5}},
{"FSign", "%5", 6, 6, {5}},
{"SSign", "%5", 7, 6, {5}},
{"Floor", "%5", 8, 6, {5}},
{"Ceil", "%5", 9, 6, {5}},
{"Fract", "%5", 10, 6, {5}},
{"Radians", "%5", 11, 6, {5}},
{"Degrees", "%5", 12, 6, {5}},
{"Sin", "%5", 13, 6, {5}},
{"Cos", "%5", 14, 6, {5}},
{"Tan", "%5", 15, 6, {5}},
{"Asin", "%5", 16, 6, {5}},
{"Acos", "%5", 17, 6, {5}},
{"Atan", "%5", 18, 6, {5}},
{"Sinh", "%5", 19, 6, {5}},
{"Cosh", "%5", 20, 6, {5}},
{"Tanh", "%5", 21, 6, {5}},
{"Asinh", "%5", 22, 6, {5}},
{"Acosh", "%5", 23, 6, {5}},
{"Atanh", "%5", 24, 6, {5}},
{"Atan2", "%5 %5", 25, 7, {5, 5}},
{"Pow", "%5 %5", 26, 7, {5, 5}},
{"Exp", "%5", 27, 6, {5}},
{"Log", "%5", 28, 6, {5}},
{"Exp2", "%5", 29, 6, {5}},
{"Log2", "%5", 30, 6, {5}},
{"Sqrt", "%5", 31, 6, {5}},
{"InverseSqrt", "%5", 32, 6, {5}},
{"Determinant", "%5", 33, 6, {5}},
{"MatrixInverse", "%5", 34, 6, {5}},
{"Modf", "%5 %5", 35, 7, {5, 5}},
{"ModfStruct", "%5", 36, 6, {5}},
{"FMin", "%5 %5", 37, 7, {5, 5}},
{"UMin", "%5 %5", 38, 7, {5, 5}},
{"SMin", "%5 %5", 39, 7, {5, 5}},
{"FMax", "%5 %5", 40, 7, {5, 5}},
{"UMax", "%5 %5", 41, 7, {5, 5}},
{"SMax", "%5 %5", 42, 7, {5, 5}},
{"FClamp", "%5 %5 %5", 43, 8, {5, 5, 5}},
{"UClamp", "%5 %5 %5", 44, 8, {5, 5, 5}},
{"SClamp", "%5 %5 %5", 45, 8, {5, 5, 5}},
{"FMix", "%5 %5 %5", 46, 8, {5, 5, 5}},
{"IMix", "%5 %5 %5", 47, 8, {5, 5, 5}}, // Bug 15452. Reserved.
{"Step", "%5 %5", 48, 7, {5, 5}},
{"SmoothStep", "%5 %5 %5", 49, 8, {5, 5, 5}},
{"Fma", "%5 %5 %5", 50, 8, {5, 5, 5}},
{"Frexp", "%5 %5", 51, 7, {5, 5}},
{"FrexpStruct", "%5", 52, 6, {5}},
{"Ldexp", "%5 %5", 53, 7, {5, 5}},
{"PackSnorm4x8", "%5", 54, 6, {5}},
{"PackUnorm4x8", "%5", 55, 6, {5}},
{"PackSnorm2x16", "%5", 56, 6, {5}},
{"PackUnorm2x16", "%5", 57, 6, {5}},
{"PackHalf2x16", "%5", 58, 6, {5}},
{"PackDouble2x32", "%5", 59, 6, {5}},
{"UnpackSnorm2x16", "%5", 60, 6, {5}},
{"UnpackUnorm2x16", "%5", 61, 6, {5}},
{"UnpackHalf2x16", "%5", 62, 6, {5}},
{"UnpackSnorm4x8", "%5", 63, 6, {5}},
{"UnpackUnorm4x8", "%5", 64, 6, {5}},
{"UnpackDouble2x32", "%5", 65, 6, {5}},
{"Length", "%5", 66, 6, {5}},
{"Distance", "%5 %5", 67, 7, {5, 5}},
{"Cross", "%5 %5", 68, 7, {5, 5}},
{"Normalize", "%5", 69, 6, {5}},
// clang-format off
{"FaceForward", "%5 %5 %5", 70, 8, {5, 5, 5}},
// clang-format on
{"Reflect", "%5 %5", 71, 7, {5, 5}},
{"Refract", "%5 %5 %5", 72, 8, {5, 5, 5}},
{"FindILsb", "%5", 73, 6, {5}},
{"FindSMsb", "%5", 74, 6, {5}},
{"FindUMsb", "%5", 75, 6, {5}},
{"InterpolateAtCentroid", "%5", 76, 6, {5}},
// clang-format off
{"InterpolateAtSample", "%5 %5", 77, 7, {5, 5}},
{"InterpolateAtOffset", "%5 %5", 78, 7, {5, 5}},
// clang-format on
{"NMin", "%5 %5", 79, 7, {5, 5}},
{"NMax", "%5 %5", 80, 7, {5, 5}},
{"NClamp", "%5 %5 %5", 81, 8, {5, 5, 5}},
})));
} // namespace
} // namespace spvtools
|
