This is a WASM (WebAssembly) build of https://github.com/KhronosGroup/SPIRV-Tools
const spirvTools = require("spirv-tools");
const test = async () => {
// Load the library
const spv = await spirvTools();
// 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();