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diff --git a/vere/ext/gmp/gen/aarch64-macos/mpn/sub_n.s b/vere/ext/gmp/gen/aarch64-macos/mpn/sub_n.s
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+	.text
+	.align	3
+	.globl	___gmpn_sub_nc 
+	
+___gmpn_sub_nc:
+	cmp	xzr, x4
+	b	Lent
+	
+	.text
+	.align	3
+	.globl	___gmpn_sub_n 
+	
+___gmpn_sub_n:
+	cmp	xzr, xzr
+Lent:	lsr	x17, x3, #2
+	tbz	x3, #0, Lbx0
+
+Lbx1:	ldr	x7, [x1]
+	ldr	x11, [x2]
+	sbcs	x13, x7, x11
+	str	x13, [x0],#8
+	tbnz	x3, #1, Lb11
+
+Lb01:	cbz	x17, Lret
+	ldp	x4, x5, [x1,#8]
+	ldp	x8, x9, [x2,#8]
+	sub	x1, x1, #8
+	sub	x2, x2, #8
+	b	Lmid
+
+Lb11:	ldp	x6, x7, [x1,#8]
+	ldp	x10, x11, [x2,#8]
+	add	x1, x1, #8
+	add	x2, x2, #8
+	cbz	x17, Lend
+	b	Ltop
+
+Lbx0:	tbnz	x3, #1, Lb10
+
+Lb00:	ldp	x4, x5, [x1]
+	ldp	x8, x9, [x2]
+	sub	x1, x1, #16
+	sub	x2, x2, #16
+	b	Lmid
+
+Lb10:	ldp	x6, x7, [x1]
+	ldp	x10, x11, [x2]
+	cbz	x17, Lend
+
+	.align	4
+Ltop:	ldp	x4, x5, [x1,#16]
+	ldp	x8, x9, [x2,#16]
+	sbcs	x12, x6, x10
+	sbcs	x13, x7, x11
+	stp	x12, x13, [x0],#16
+Lmid:	ldp	x6, x7, [x1,#32]!
+	ldp	x10, x11, [x2,#32]!
+	sbcs	x12, x4, x8
+	sbcs	x13, x5, x9
+	stp	x12, x13, [x0],#16
+	sub	x17, x17, #1
+	cbnz	x17, Ltop
+
+Lend:	sbcs	x12, x6, x10
+	sbcs	x13, x7, x11
+	stp	x12, x13, [x0]
+Lret:	cset	x0, cc
+	ret
+