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