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checked builtin array get, optimize abv layout

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dcode
2019-03-17 08:46:26 +01:00
parent e63c6bd388
commit f21b339563
20 changed files with 4772 additions and 1568 deletions
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8
std/assembly/typedarray.ts
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@ -1,9 +1,9 @@
import { ALLOCATE, REGISTER, LINK, ArrayBufferView } from "./runtime";
import { COMPARATOR, SORT as SORT_IMPL } from "./util/sort";
function clampToByte(value: i32): i32 {
return ~(value >> 31) & (((255 - value) >> 31) | value); // & 255
}
// function clampToByte(value: i32): i32 {
// return ~(value >> 31) & (((255 - value) >> 31) | value); // & 255
// }
export class Int8Array extends ArrayBufferView {
@ -809,7 +809,7 @@ function SUBARRAY<TArray extends ArrayBufferView, T>(
var dataStart = array.dataStart;
changetype<ArrayBufferView>(out).data = data; // links
changetype<ArrayBufferView>(out).dataStart = dataStart + (<usize>begin << alignof<T>());
changetype<ArrayBufferView>(out).dataEnd = dataStart + (<usize>end << alignof<T>());
changetype<ArrayBufferView>(out).dataLength = (end - begin) << alignof<T>();
return out;
}