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dcode
2019-03-16 11:24:13 +01:00
parent b8a08da7a5
commit 05a35f42f6
18 changed files with 15370 additions and 16933 deletions
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4
std/assembly/runtime.ts
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@ -219,9 +219,9 @@ export abstract class ArrayBufferView {
@unsafe
dataEnd: usize;
constructor(length: i32, alignLog2: i32) {
protected constructor(length: i32, alignLog2: i32) {
if (<u32>length > <u32>MAX_BYTELENGTH >>> alignLog2) throw new RangeError("Invalid length");
var buffer = new ArrayBuffer(length << alignLog2);
var buffer = new ArrayBuffer(length = length << alignLog2);
this.data = buffer;
this.dataStart = changetype<usize>(buffer);
this.dataEnd = changetype<usize>(buffer) + <usize>length;

34
std/assembly/typedarray.ts
View File

@ -84,7 +84,9 @@ export class Uint8Array extends ArrayBufferView {
super(length, alignof<u8>());
}
get length(): i32 { return this.byteLength; }
get length(): i32 {
return this.byteLength;
}
fill(value: u32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Uint8Array {
return FILL<Uint8Array, u8>(this, value, start, end);
@ -209,7 +211,7 @@ export class Int16Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 1;
return this.byteLength >>> alignof<i16>();
}
fill(value: i32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Int16Array {
@ -278,7 +280,7 @@ export class Uint16Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 1;
return this.byteLength >>> alignof<u16>();
}
fill(value: u32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Uint16Array {
@ -347,7 +349,7 @@ export class Int32Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 2;
return this.byteLength >>> alignof<i32>();
}
fill(value: i32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Int32Array {
@ -416,7 +418,7 @@ export class Uint32Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 2;
return this.byteLength >>> alignof<u32>();
}
fill(value: u32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Uint32Array {
@ -485,7 +487,7 @@ export class Int64Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 3;
return this.byteLength >>> alignof<i64>();
}
fill(value: i64, start: i32 = 0, end: i32 = i32.MAX_VALUE): Int64Array {
@ -554,7 +556,7 @@ export class Uint64Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 3;
return this.byteLength >>> alignof<u64>();
}
fill(value: u64, start: i32 = 0, end: i32 = i32.MAX_VALUE): Uint64Array {
@ -623,7 +625,7 @@ export class Float32Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 2;
return this.byteLength >>> alignof<f32>();
}
fill(value: f32, start: i32 = 0, end: i32 = i32.MAX_VALUE): Float32Array {
@ -692,7 +694,7 @@ export class Float64Array extends ArrayBufferView {
}
get length(): i32 {
return this.byteLength >>> 3;
return this.byteLength >>> alignof<f64>();
}
fill(value: f64, start: i32 = 0, end: i32 = i32.MAX_VALUE): Float64Array {
@ -797,18 +799,18 @@ function SUBARRAY<TArray extends ArrayBufferView, T>(
begin: i32,
end: i32
): TArray {
var buffer = array.data;
var length = <i32>array.length;
if (begin < 0) begin = max(length + begin, 0);
else begin = min(begin, length);
if (end < 0) end = max(length + end, begin);
else end = max(min(end, length), begin);
var out = ALLOCATE(offsetof<TArray>());
store<usize>(out, buffer, offsetof<TArray>("buffer"));
store<usize>(out, array.dataStart + (<usize>begin << alignof<T>()) , offsetof<TArray>("dataStart"));
store<usize>(out, array.dataEnd + (<usize>(end - begin) << alignof<T>()), offsetof<TArray>("dataEnd"));
LINK(buffer, REGISTER<TArray>(out)); // register first, then link
return changetype<TArray>(out);
var out = REGISTER<TArray>(ALLOCATE(offsetof<TArray>()));
var data = array.data;
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>());
return out;
}
// @ts-ignore: decorator