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dcode
2019-03-10 21:38:15 +01:00
parent 5a2ab3d7ec
commit cb77760562
19 changed files with 824 additions and 819 deletions
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55
std/assembly/memory.ts
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@ -1,55 +0,0 @@
import { memcmp, memmove, memset } from "./internal/memory";
@builtin export declare const HEAP_BASE: usize; // tslint:disable-line
/* tslint:disable */
export namespace memory {
@builtin export declare function size(): i32;
@builtin export declare function grow(pages: i32): i32;
@builtin @inline
export function fill(dest: usize, c: u8, n: usize): void { // see: musl/src/string/memset
memset(dest, c, n); // fallback if "bulk-memory" isn't enabled
}
@builtin @inline
export function copy(dest: usize, src: usize, n: usize): void { // see: musl/src/string/memmove.c
memmove(dest, src, n); // fallback if "bulk-memory" isn't enabled
}
@inline export function compare(vl: usize, vr: usize, n: usize): i32 { // see: musl/src/string/memcmp.c
return memcmp(vl, vr, n);
}
// Passive segments
// export function init(segmentIndex: u32, srcOffset: usize, dstOffset: usize, n: usize): void {
// __memory_init(segmentIndex, srcOffset, dstOffset);
// }
// export function drop(segmentIndex: u32): void {
// __memory_drop(segmentIndex);
// }
// Allocator
@inline export function allocate(size: usize): usize {
if (isDefined(__memory_allocate)) return __memory_allocate(size);
WARNING("Calling 'memory.allocate' requires a memory manager to be present.");
return <usize>unreachable();
}
@inline export function free(ptr: usize): void {
if (isDefined(__memory_free)) { __memory_free(ptr); return; }
WARNING("Calling 'memory.free' requires a memory manager to be present.");
unreachable();
}
@inline export function reset(): void {
if (isDefined(__memory_reset)) { __memory_reset(); return; }
unreachable();
}
}