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							84 lines
						
					
					
						
							2.3 KiB
						
					
					
				
			
		
		
	
	
							84 lines
						
					
					
						
							2.3 KiB
						
					
					
				import { parse32F, parse64F, parse32I, parse64I, parseU32, isNanLiteral, isInfLiteral } from "@webassemblyjs/wast-parser"; | 
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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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 | 
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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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 | 
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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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 | 
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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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 | 
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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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 | 
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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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 | 
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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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} |