+spirv-tools

This commit is contained in:
Jacob Heider 2024-04-30 17:00:54 -04:00 committed by Jacob Heider
parent 362a89ab88
commit 52588c3547
2 changed files with 117 additions and 0 deletions

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// Copyright (c) 2016 Google 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.
// This program demonstrates basic SPIR-V module processing using
// SPIRV-Tools C++ API:
// * Assembling
// * Validating
// * Optimizing
// * Disassembling
#include <iostream>
#include <string>
#include <vector>
#include "spirv-tools/libspirv.hpp"
#include "spirv-tools/optimizer.hpp"
int main() {
const std::string source =
" OpCapability Linkage "
" OpCapability Shader "
" OpMemoryModel Logical GLSL450 "
" OpSource GLSL 450 "
" OpDecorate %spec SpecId 1 "
" %int = OpTypeInt 32 1 "
" %spec = OpSpecConstant %int 0 "
"%const = OpConstant %int 42";
spvtools::SpirvTools core(SPV_ENV_UNIVERSAL_1_3);
spvtools::Optimizer opt(SPV_ENV_UNIVERSAL_1_3);
auto print_msg_to_stderr = [](spv_message_level_t, const char*,
const spv_position_t&, const char* m) {
std::cerr << "error: " << m << std::endl;
};
core.SetMessageConsumer(print_msg_to_stderr);
opt.SetMessageConsumer(print_msg_to_stderr);
std::vector<uint32_t> spirv;
if (!core.Assemble(source, &spirv)) return 1;
if (!core.Validate(spirv)) return 1;
opt.RegisterPass(spvtools::CreateSetSpecConstantDefaultValuePass({{1, "42"}}))
.RegisterPass(spvtools::CreateFreezeSpecConstantValuePass())
.RegisterPass(spvtools::CreateUnifyConstantPass())
.RegisterPass(spvtools::CreateStripDebugInfoPass());
if (!opt.Run(spirv.data(), spirv.size(), &spirv)) return 1;
std::string disassembly;
if (!core.Disassemble(spirv, &disassembly)) return 1;
std::cout << disassembly << "\n";
return 0;
}

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distributable:
url: https://github.com/KhronosGroup/SPIRV-Tools/archive/{{version.tag}}.tar.gz
strip-components: 1
versions:
github: KhronosGroup/SPIRV-Tools
build:
dependencies:
cmake.org: '*'
python.org: ~3.11
git-scm.org: 2
script:
- git clone https://github.com/KhronosGroup/SPIRV-Headers external/spirv-headers
- cmake -S . -B build $ARGS
- cmake --build build
- cmake --install build
env:
ARGS:
- -DBUILD_SHARED_LIBS=ON
- -DPython3_EXECUTABLE={{deps.python.org.prefix}}/bin/python
- -DSPIRV_SKIP_TESTSS=ON
- -DSPIRV_TOOLS_BUILD_STATIC=ON
- -DCMAKE_INSTALL_PREFIX={{prefix}}
- -DCMAKE_INSTALL_LIBDIR={{prefix}}/lib
- -DCMAKE_BUILD_TYPE=Release
- -Wno-dev
linux:
ARGS:
- -DCMAKE_EXE_LINKER_FLAGS=-lstdc++fs
provides:
- bin/spirv-as
- bin/spirv-cfg
- bin/spirv-dis
- bin/spirv-lesspipe.sh
- bin/spirv-link
- bin/spirv-lint
- bin/spirv-objdump
- bin/spirv-opt
- bin/spirv-reduce
- bin/spirv-val
test:
script:
- cc -o test main.cpp -std=c++11 -lSPIRV-Tools -lSPIRV-Tools-link -lSPIRV-Tools-opt $LIBS
- ./test
env:
linux:
LIBS: -lstdc++ -lm
darwin:
LIBS: -lc++