| // Copyright (c) 2016 Google 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 <vector> |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| |
| #include "opt/libspirv.hpp" |
| #include "opt/module.h" |
| |
| namespace { |
| |
| using spvtools::ir::Module; |
| using ::testing::Eq; |
| |
| uint32_t GetIdBound(const Module& m) { |
| std::vector<uint32_t> binary; |
| m.ToBinary(&binary, false); |
| // The 5-word header must always exist. |
| EXPECT_GE(5u, binary.size()); |
| // The bound is the fourth word. |
| return binary[3]; |
| } |
| |
| TEST(ModuleTest, SetIdBound) { |
| Module m; |
| // It's initialized to 0. |
| EXPECT_EQ(0u, GetIdBound(m)); |
| |
| m.SetIdBound(19); |
| EXPECT_EQ(19u, GetIdBound(m)); |
| |
| m.SetIdBound(102); |
| EXPECT_EQ(102u, GetIdBound(m)); |
| } |
| |
| // Returns a module formed by assembling the given text, |
| // then loading the result. |
| std::unique_ptr<Module> BuildModule(std::string text) { |
| spvtools::SpvTools t(SPV_ENV_UNIVERSAL_1_1); |
| return t.BuildModule(text); |
| } |
| |
| TEST(ModuleTest, ComputeIdBound) { |
| // Emtpy module case. |
| EXPECT_EQ(1u, BuildModule("")->ComputeIdBound()); |
| // Sensitive to result id |
| EXPECT_EQ(2u, BuildModule("%void = OpTypeVoid")->ComputeIdBound()); |
| // Sensitive to type id |
| EXPECT_EQ(1000u, BuildModule("%a = OpTypeArray !999 3")->ComputeIdBound()); |
| // Sensitive to a regular Id parameter |
| EXPECT_EQ(2000u, BuildModule("OpDecorate !1999 0")->ComputeIdBound()); |
| // Sensitive to a scope Id parameter. |
| EXPECT_EQ(3000u, |
| BuildModule("%f = OpFunction %void None %fntype %a = OpLabel " |
| "OpMemoryBarrier !2999 %b\n") |
| ->ComputeIdBound()); |
| // Sensitive to a semantics Id parameter |
| EXPECT_EQ(4000u, |
| BuildModule("%f = OpFunction %void None %fntype %a = OpLabel " |
| "OpMemoryBarrier %b !3999\n") |
| ->ComputeIdBound()); |
| } |
| |
| } // anonymous namespace |
| |