diff options
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/map.go | 5 | ||||
| -rw-r--r-- | src/runtime/mbarrier.go | 9 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/runtime/map.go b/src/runtime/map.go index 6179c1e371..3f5817a577 100644 --- a/src/runtime/map.go +++ b/src/runtime/map.go @@ -1403,6 +1403,11 @@ func reflect_maplen(h *hmap) int { return h.count } +//go:linkname reflect_mapclear reflect.mapclear +func reflect_mapclear(t *maptype, h *hmap) { + mapclear(t, h) +} + //go:linkname reflectlite_maplen internal/reflectlite.maplen func reflectlite_maplen(h *hmap) int { if h == nil { diff --git a/src/runtime/mbarrier.go b/src/runtime/mbarrier.go index 46ef42f74d..dbcd4db868 100644 --- a/src/runtime/mbarrier.go +++ b/src/runtime/mbarrier.go @@ -334,6 +334,15 @@ func reflect_typedmemclrpartial(typ *_type, ptr unsafe.Pointer, off, size uintpt memclrNoHeapPointers(ptr, size) } +//go:linkname reflect_typedarrayclear reflect.typedarrayclear +func reflect_typedarrayclear(typ *_type, ptr unsafe.Pointer, len int) { + size := typ.size * uintptr(len) + if writeBarrier.needed && typ.ptrdata != 0 { + bulkBarrierPreWrite(uintptr(ptr), 0, size) + } + memclrNoHeapPointers(ptr, size) +} + // memclrHasPointers clears n bytes of typed memory starting at ptr. // The caller must ensure that the type of the object at ptr has // pointers, usually by checking typ.ptrdata. However, ptr |