| import { parse32F, parse64F, parse32I, parse64I, parseU32, isNanLiteral, isInfLiteral } from "@webassemblyjs/wast-parser"; |
| import { longNumberLiteral, floatLiteral, numberLiteral, instr } from "./nodes"; |
| export function numberLiteralFromRaw(rawValue) { |
| var instructionType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "i32"; |
| var original = rawValue; // Remove numeric separators _ |
| |
| if (typeof rawValue === "string") { |
| rawValue = rawValue.replace(/_/g, ""); |
| } |
| |
| if (typeof rawValue === "number") { |
| return numberLiteral(rawValue, String(original)); |
| } else { |
| switch (instructionType) { |
| case "i32": |
| { |
| return numberLiteral(parse32I(rawValue), String(original)); |
| } |
| |
| case "u32": |
| { |
| return numberLiteral(parseU32(rawValue), String(original)); |
| } |
| |
| case "i64": |
| { |
| return longNumberLiteral(parse64I(rawValue), String(original)); |
| } |
| |
| case "f32": |
| { |
| return floatLiteral(parse32F(rawValue), isNanLiteral(rawValue), isInfLiteral(rawValue), String(original)); |
| } |
| // f64 |
| |
| default: |
| { |
| return floatLiteral(parse64F(rawValue), isNanLiteral(rawValue), isInfLiteral(rawValue), String(original)); |
| } |
| } |
| } |
| } |
| export function instruction(id) { |
| var args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : []; |
| var namedArgs = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; |
| return instr(id, undefined, args, namedArgs); |
| } |
| export function objectInstruction(id, object) { |
| var args = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : []; |
| var namedArgs = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {}; |
| return instr(id, object, args, namedArgs); |
| } |
| /** |
| * Decorators |
| */ |
| |
| export function withLoc(n, end, start) { |
| var loc = { |
| start: start, |
| end: end |
| }; |
| n.loc = loc; |
| return n; |
| } |
| export function withRaw(n, raw) { |
| n.raw = raw; |
| return n; |
| } |
| export function funcParam(valtype, id) { |
| return { |
| id: id, |
| valtype: valtype |
| }; |
| } |
| export function indexLiteral(value) { |
| // $FlowIgnore |
| var x = numberLiteralFromRaw(value, "u32"); |
| return x; |
| } |
| export function memIndexLiteral(value) { |
| // $FlowIgnore |
| var x = numberLiteralFromRaw(value, "u32"); |
| return x; |
| } |