From ec21325b36adc7f52179ea010ff7bb19d121a6c1 Mon Sep 17 00:00:00 2001 From: Nicholas Noll Date: Sun, 26 Apr 2020 17:36:49 -0700 Subject: chore: moved string into main libn header --- sys/libn/memory.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'sys/libn') diff --git a/sys/libn/memory.c b/sys/libn/memory.c index 8081569..7a0ca30 100644 --- a/sys/libn/memory.c +++ b/sys/libn/memory.c @@ -147,3 +147,20 @@ mem·freearena(mem·Arena *a) a->heap.free(a->impl, a); } + +// ------------------------------------------------------------------------- +// Generalized memory helpers + +void +memset64(void *dst, uint64 val, uintptr size) +{ + intptr i; + + for (i = 0; i < (size & (~7)); i += 8) { + memcpy((byte*)dst + i, &val, 8); + } + + for (; i < size; i++) { + ((byte*)dst)[i] = ((byte*)&val)[i&7]; + } +} -- cgit v1.2.1