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This commit is contained in:
dcode
2019-03-14 05:11:03 +01:00
parent 6163a73ab5
commit a5e14a0eaa
24 changed files with 739 additions and 102 deletions
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6
std/assembly/allocator/arena.ts
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@ -1,9 +1,13 @@
import { HEAP_BASE, memory } from "../memory";
import { AL_MASK, MAX_SIZE_32 } from "../util/allocator";
// @ts-ignore: decorator
@lazy var startOffset: usize = (HEAP_BASE + AL_MASK) & ~AL_MASK;
// @ts-ignore: decorator
@lazy var offset: usize = startOffset;
// @ts-ignore: decorator
@unsafe @global function __memory_allocate(size: usize): usize {
if (size > MAX_SIZE_32) unreachable();
var ptr = offset;
@ -22,9 +26,11 @@ import { AL_MASK, MAX_SIZE_32 } from "../util/allocator";
return ptr;
}
// @ts-ignore: decorator
@unsafe @global function __memory_free(ptr: usize): void {
}
// @ts-ignore: decorator
@unsafe @global function __memory_reset(): void {
offset = startOffset;
}