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Add conditional BigInt support to loader & minor README fixes

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dcodeIO
2018-06-11 15:18:13 +02:00
parent c6ec5e2832
commit f2eb64c0fd
3 changed files with 39 additions and 17 deletions
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10
lib/loader/index.js
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@ -1,5 +1,7 @@
"use strict";
const hasBigInt64 = typeof BigUint64Array !== "undefined";
/** Instantiates an AssemblyScript module using the specified imports. */
function instantiate(module, imports) {
@ -17,7 +19,7 @@ function instantiate(module, imports) {
var exports = instance.exports;
// Provide views for all sorts of basic values
var mem, I8, U8, I16, U16, I32, U32, F32, F64;
var mem, I8, U8, I16, U16, I32, U32, F32, F64, I64, U64;
/** Updates memory views if memory has grown meanwhile. */
function checkMem() {
@ -30,6 +32,10 @@ function instantiate(module, imports) {
U16 = new Uint16Array(mem);
I32 = new Int32Array(mem);
U32 = new Uint32Array(mem);
if (hasBigInt64) {
I64 = new BigInt64Array(mem);
U64 = new BigUint64Array(mem);
}
F32 = new Float32Array(mem);
F64 = new Float64Array(mem);
}
@ -73,6 +79,8 @@ function instantiate(module, imports) {
get U16() { checkMem(); return U16; },
get I32() { checkMem(); return I32; },
get U32() { checkMem(); return U32; },
get I64() { checkMem(); return I64; },
get U64() { checkMem(); return U64; },
get F32() { checkMem(); return F32; },
get F64() { checkMem(); return F64; },
newString,