fluencelabs/assemblyscript
1
0
Fork 0
mirror of https://github.com/fluencelabs/assemblyscript synced 2025-06-17 08:51:34 +00:00
Code Issues Projects Releases Wiki Activity

Also lint stdlib

Browse Source
This commit is contained in:
dcodeIO
2018-02-25 23:21:32 +01:00
parent ae05006d21
commit 9ef8b162a9
30 changed files with 506 additions and 461 deletions
Download Patch File Download Diff File Expand all files Collapse all files

38
std/portable/memory.js Normal file
View File

@ -0,0 +1,38 @@
var globalScope = typeof window !== "undefined" && window || typeof global !== "undefined" && global || self;
var HEAP = new Uint8Array(0);
var HEAP_OFFSET = 0;
globalScope["allocate_memory"] = function allocate_memory(size) {
if (!(size >>>= 0))
return 0;
if (HEAP_OFFSET + size > HEAP.length) {
var oldHeap = HEAP;
HEAP = new Uint8Array(Math.max(65536, HEAP.length + size, HEAP.length * 2));
HEAP.set(oldHeap);
}
var ptr = HEAP_OFFSET;
if ((HEAP_OFFSET += size) & 7)
HEAP_OFFSET = (HEAP_OFFSET | 7) + 1;
return ptr;
};
globalScope["free_memory"] = function free_memory(ptr) {
// TODO
};
globalScope["move_memory"] = function move_memory(dest, src, n) {
HEAP.copyWithin(dest, src, src + n);
};
globalScope["store"] = function store(ptr, val, off) {
if (typeof off === "number")
ptr += off;
HEAP[ptr] = val;
};
globalScope["load"] = function load(ptr) {
if (typeof off === "number")
ptr += off;
return HEAP[ptr];
};