Function GCInstr

test/fixtures/wpt/wasm/jsapi/wasm-module-builder.js:456–459

(opcode)

// Use these for multi-byte instructions (opcode > 0x7F needing two LEB bytes):
function GCInstr(opcode) {
  if (opcode <= 0x7F) return [kGCPrefix, opcode];
  return [kGCPrefix, 0x80 | (opcode & 0x7F), opcode >> 7];
}

// GC opcodes
let kExprStructNew = 0x00;