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gingerBill
25 lines
665 B
Odin
25 lines
665 B
Odin
//+build !windows !amd64
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package runtime
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@(link_name="memset")
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memset :: proc "c" (ptr: rawptr, val: i32, len: int) -> rawptr {
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b := byte(val);
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p_start := uintptr(ptr);
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p_end := p + uintptr(max(len, 0));
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for p := p_start; p < p_end; p += 1 {
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(^byte)(p)^ = b;
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}
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return ptr;
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// when size_of(rawptr) == 8 {
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// @(link_name="llvm.memset.p0i8.i64")
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// llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
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// } else {
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// @(link_name="llvm.memset.p0i8.i32")
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// llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
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// }
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// return llvm_memset(ptr, byte(val), len, 1, false);
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}
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