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Correct slice/ptr.odin calls

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This commit is contained in:
gingerBill
2022-09-17 15:12:32 +01:00
parent c462496bd5
commit 756c1b7bcb
1 changed files with 9 additions and 7 deletions
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core/slice/ptr.odin
+9 -7
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@@ -4,10 +4,10 @@ import "core:builtin"
import "core:mem" import "core:mem"
ptr_add :: proc(p: $P/^$T, x: int) -> ^T { ptr_add :: proc(p: $P/^$T, x: int) -> ^T {
return (^T)(uintptr(p) + size_of(T)*x) return ([^]T)(p)[x:]
} }
ptr_sub :: proc(p: $P/^$T, x: int) -> ^T { ptr_sub :: proc(p: $P/^$T, x: int) -> ^T {
return #force_inline ptr_add(p, -x) return ([^]T)(p)[-x:]
} }
ptr_swap_non_overlapping :: proc(x, y: rawptr, len: int) { ptr_swap_non_overlapping :: proc(x, y: rawptr, len: int) {
@@ -84,12 +84,14 @@ ptr_rotate :: proc(left: int, mid: ^$T, right: int) {
} }
} }
} else { } else {
ptr_swap_non_overlapping(ptr_sub(mid, left), mid, left) for {
mid = ptr_add(mid, left) ptr_swap_non_overlapping(ptr_sub(mid, left), mid, left)
mid = ptr_add(mid, left)
right -= left right -= left
if right < left { if right < left {
break break
}
} }
} }
} }