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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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11
std/assembly/runtime.ts
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@ -122,6 +122,7 @@ function doReallocate(ref: usize, newPayloadSize: usize): usize {
// @ts-ignore: decorator
@unsafe @inline
export function REGISTER<T>(ref: usize): T {
if (!isReference<T>()) ERROR("reference expected");
return changetype<T>(doRegister(ref, CLASSID<T>()));
}
@ -137,6 +138,8 @@ function doRegister(ref: usize, classId: u32): usize {
// @ts-ignore: decorator
@unsafe @inline
export function LINK<T,TParent>(ref: T, parentRef: TParent): void {
if (!isReference<T>()) ERROR("reference expected");
if (!isReference<TParent>()) ERROR("reference expected");
doLink(changetype<usize>(ref), changetype<usize>(parentRef));
}
@ -174,7 +177,7 @@ function doWrapArray(buffer: ArrayBuffer, classId: u32, alignLog2: usize): usize
var newBuffer = doRegister(doAllocate(bufferSize), classId);
changetype<ArrayBufferView>(array).data = changetype<ArrayBuffer>(newBuffer); // links
changetype<ArrayBufferView>(array).dataStart = changetype<usize>(newBuffer);
changetype<ArrayBufferView>(array).dataEnd = changetype<usize>(newBuffer) + bufferSize;
changetype<ArrayBufferView>(array).dataLength = bufferSize;
store<i32>(changetype<usize>(array), <i32>(bufferSize >>> alignLog2), offsetof<i32[]>("length_"));
memory.copy(changetype<usize>(newBuffer), changetype<usize>(buffer), bufferSize);
return changetype<usize>(array);
@ -217,14 +220,14 @@ export abstract class ArrayBufferView {
// @ts-ignore: decorator
@unsafe
dataEnd: usize;
dataLength: u32;
protected constructor(length: i32, alignLog2: i32) {
if (<u32>length > <u32>MAX_BYTELENGTH >>> alignLog2) throw new RangeError("Invalid length");
var buffer = new ArrayBuffer(length = length << alignLog2);
this.data = buffer;
this.dataStart = changetype<usize>(buffer);
this.dataEnd = changetype<usize>(buffer) + <usize>length;
this.dataLength = length;
}
get byteOffset(): i32 {
@ -232,7 +235,7 @@ export abstract class ArrayBufferView {
}
get byteLength(): i32 {
return <i32>(this.dataEnd - this.dataStart);
return this.dataLength;
}
get length(): i32 {