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directize

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dcode
2019-04-02 10:12:57 +02:00
parent 1ada854830
commit 3bcd32f3ba
91 changed files with 4225 additions and 4615 deletions
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13
std/assembly/arraybuffer.ts
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@ -1,4 +1,5 @@
import { runtime, HEADER, HEADER_SIZE, classId } from "./runtime";
import { HEADER, HEADER_SIZE, MAX_BYTELENGTH } from "./util/runtime";
import { runtime, __runtime_id } from "./runtime";
import { E_INVALIDLENGTH } from "./util/error";
export abstract class ArrayBufferView {
@ -8,7 +9,7 @@ export abstract class ArrayBufferView {
@unsafe dataLength: u32;
protected constructor(length: i32, alignLog2: i32) {
if (<u32>length > <u32>runtime.MAX_BYTELENGTH >>> alignLog2) throw new RangeError(E_INVALIDLENGTH);
if (<u32>length > <u32>MAX_BYTELENGTH >>> alignLog2) throw new RangeError(E_INVALIDLENGTH);
var buffer = new ArrayBuffer(length = length << alignLog2);
this.data = buffer;
this.dataStart = changetype<usize>(buffer);
@ -50,24 +51,24 @@ export abstract class ArrayBufferView {
}
constructor(length: i32) {
if (<u32>length > <u32>runtime.MAX_BYTELENGTH) throw new RangeError(E_INVALIDLENGTH);
if (<u32>length > <u32>MAX_BYTELENGTH) throw new RangeError(E_INVALIDLENGTH);
var buffer = runtime.allocate(<usize>length);
memory.fill(changetype<usize>(buffer), 0, <usize>length);
return changetype<ArrayBuffer>(runtime.register(buffer, classId<ArrayBuffer>()));
return changetype<ArrayBuffer>(runtime.register(buffer, __runtime_id<ArrayBuffer>()));
}
get byteLength(): i32 {
return changetype<HEADER>(changetype<usize>(this) - HEADER_SIZE).payloadSize;
}
slice(begin: i32 = 0, end: i32 = runtime.MAX_BYTELENGTH): ArrayBuffer {
slice(begin: i32 = 0, end: i32 = MAX_BYTELENGTH): ArrayBuffer {
var length = this.byteLength;
begin = begin < 0 ? max(length + begin, 0) : min(begin, length);
end = end < 0 ? max(length + end , 0) : min(end , length);
var outSize = <usize>max(end - begin, 0);
var out = runtime.allocate(outSize);
memory.copy(out, changetype<usize>(this) + <usize>begin, outSize);
return changetype<ArrayBuffer>(runtime.register(out, classId<ArrayBuffer>()));
return changetype<ArrayBuffer>(runtime.register(out, __runtime_id<ArrayBuffer>()));
}
toString(): string {