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Use runtime.mem_copy in package me

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gingerBill
2019-11-03 19:59:41 +00:00
parent c1176c2bcb
commit 40546fbde2
2 changed files with 20 additions and 26 deletions
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core/runtime/internal.odin
+16
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@@ -18,6 +18,22 @@ mem_copy :: proc "contextless" (dst, src: rawptr, len: int) -> rawptr {
return dst;
}
mem_copy_non_overlapping :: proc "contextless" (dst, src: rawptr, len: int) -> rawptr {
if src == nil do return dst;
// NOTE(bill): This _must_ be implemented like C's memmove
foreign _ {
when size_of(rawptr) == 8 {
@(link_name="llvm.memmove.p0i8.p0i8.i64")
llvm_memmove :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
} else {
@(link_name="llvm.memmove.p0i8.p0i8.i32")
llvm_memmove :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
}
}
llvm_memmove(dst, src, len, 1, false);
return dst;
}
print_u64 :: proc(fd: os.Handle, x: u64) {
digits := "0123456789";