SPIRV-Tools/test/wasm/test.js

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// Copyright (c) 2020 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.
const spirvTools = require("../../out/web/spirv-tools");
const fs = require("fs");
const util = require("util");
const readFile = util.promisify(fs.readFile);
const SPV_PATH = "./test/fuzzers/corpora/spv/simple.spv";
const test = async () => {
const spv = await spirvTools();
// disassemble from file
const buffer = await readFile(SPV_PATH);
const disFileResult = spv.dis(
buffer,
spv.SPV_ENV_UNIVERSAL_1_3,
spv.SPV_BINARY_TO_TEXT_OPTION_INDENT |
spv.SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES |
spv.SPV_BINARY_TO_TEXT_OPTION_COLOR
);
console.log("dis from file:\n", disFileResult);
// assemble
const 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`;
const asResult = spv.as(
source,
spv.SPV_ENV_UNIVERSAL_1_3,
spv.SPV_TEXT_TO_BINARY_OPTION_NONE
);
console.log(`as returned ${asResult.byteLength} bytes`);
// re-disassemble
const disResult = spv.dis(
asResult,
spv.SPV_ENV_UNIVERSAL_1_3,
spv.SPV_BINARY_TO_TEXT_OPTION_INDENT |
spv.SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES |
spv.SPV_BINARY_TO_TEXT_OPTION_COLOR
);
console.log("dis:\n", disResult);
};
test();