fluencelabs/assemblyscript
1
0
Fork 0
mirror of https://github.com/fluencelabs/assemblyscript synced 2025-06-17 00:41:32 +00:00
Code Issues Projects Releases Wiki Activity

Rename memory instructions; Rework constant handling

Browse Source
This commit is contained in:
dcodeIO
2018-07-18 23:49:32 +02:00
parent 34e8facfdc
commit a1b75b69b7
170 changed files with 26392 additions and 5185 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
std/assembly/internal/arraybuffer.ts
View File

@ -20,7 +20,7 @@ export function computeSize(byteLength: i32): usize {
/** Allocates a raw ArrayBuffer. Contents remain uninitialized. */
export function allocUnsafe(byteLength: i32): ArrayBuffer {
assert(<u32>byteLength <= <u32>MAX_BLENGTH);
var buffer = allocate_memory(computeSize(byteLength));
var buffer = memory.allocate(computeSize(byteLength));
store<i32>(buffer, byteLength, offsetof<ArrayBuffer>("byteLength"));
return changetype<ArrayBuffer>(buffer);
}
@ -32,19 +32,19 @@ export function reallocUnsafe(buffer: ArrayBuffer, newByteLength: i32): ArrayBuf
assert(newByteLength <= MAX_BLENGTH);
if (newByteLength <= <i32>(computeSize(oldByteLength) - HEADER_SIZE)) { // fast path: zero out additional space
store<i32>(changetype<usize>(buffer), newByteLength, offsetof<ArrayBuffer>("byteLength"));
set_memory(
memory.fill(
changetype<usize>(buffer) + HEADER_SIZE + <usize>oldByteLength,
0,
<usize>(newByteLength - oldByteLength)
);
} else { // slow path: copy to new buffer
let newBuffer = allocUnsafe(newByteLength);
move_memory(
memory.copy(
changetype<usize>(newBuffer) + HEADER_SIZE,
changetype<usize>(buffer) + HEADER_SIZE,
<usize>oldByteLength
);
set_memory(
memory.fill(
changetype<usize>(newBuffer) + HEADER_SIZE + <usize>oldByteLength,
0,
<usize>(newByteLength - oldByteLength)