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Make mem.set use llvm.memset.p0i8.iXX

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This commit is contained in:
gingerBill
2019-12-31 14:09:51 +00:00
parent c407687a4c
commit 13107628f8
2 changed files with 32 additions and 18 deletions
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core/mem/mem.odin
+12 -1
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@@ -12,7 +12,18 @@ swap :: proc{swap16, swap32, swap64};
set :: proc "contextless" (data: rawptr, value: byte, len: int) -> rawptr {
return runtime.memset(data, i32(value), len);
foreign _ {
when size_of(rawptr) == 8 {
@(link_name="llvm.memset.p0i8.i64")
llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
} else {
@(link_name="llvm.memset.p0i8.i32")
llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
}
}
llvm_memset(data, value, len, 1, false);
return data;
}
zero :: inline proc "contextless" (data: rawptr, len: int) -> rawptr {
return set(data, 0, len);