From fcedfddf00b3f994e4f4e40332ac7fc192c63244 Mon Sep 17 00:00:00 2001
From: polwex <polwex@sortug.com>
Date: Sun, 5 Oct 2025 21:56:51 +0700
Subject: claude is gud

---
 vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s | 137 ++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s

(limited to 'vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s')

diff --git a/vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s b/vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s
new file mode 100644
index 0000000..0a530ea
--- /dev/null
+++ b/vere/ext/gmp/gen/aarch64-linux/mpn/bdiv_q_1.s
@@ -0,0 +1,137 @@
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+	.text
+	.align	3
+	.globl	__gmpn_bdiv_q_1 
+	.type	__gmpn_bdiv_q_1,@function
+__gmpn_bdiv_q_1:
+
+	rbit	x6, x3
+	clz	x5, x6
+	lsr	x3, x3, x5
+
+	adrp	x7, :got:__gmp_binvert_limb_table
+	ubfx	x6, x3, 1, 7
+	ldr	x7, [x7, #:got_lo12:__gmp_binvert_limb_table]
+	ldrb	w6, [x7, x6]
+	ubfiz	x7, x6, 1, 8
+	umull	x6, w6, w6
+	msub	x6, x6, x3, x7
+	lsl	x7, x6, 1
+	mul	x6, x6, x6
+	msub	x6, x6, x3, x7
+	lsl	x7, x6, 1
+	mul	x6, x6, x6
+	msub	x4, x6, x3, x7
+
+	b	__gmpn_pi1_bdiv_q_1
+	.size	__gmpn_bdiv_q_1,.-__gmpn_bdiv_q_1
+
+	.text
+	.align	3
+	.globl	__gmpn_pi1_bdiv_q_1 
+	.type	__gmpn_pi1_bdiv_q_1,@function
+__gmpn_pi1_bdiv_q_1:
+	sub	x2, x2, #1
+	subs	x6, x6, x6		
+	ldr	x9, [x1],#8
+	cbz	x5, .Lnorm
+
+.Lunorm:
+	lsr	x12, x9, x5
+	cbz	x2, .Leu1
+	sub	x8, xzr, x5
+
+.Ltpu:	ldr	x9, [x1],#8
+	lsl	x7, x9, x8
+	orr	x7, x7, x12
+	sbcs	x6, x7, x6
+	mul	x7, x6, x4
+	str	x7, [x0],#8
+	lsr	x12, x9, x5
+	umulh	x6, x7, x3
+	sub	x2, x2, #1
+	cbnz	x2, .Ltpu
+
+.Leu1:	sbcs	x6, x12, x6
+	mul	x6, x6, x4
+	str	x6, [x0]
+	ret
+
+.Lnorm:
+	mul	x5, x9, x4
+	str	x5, [x0],#8
+	cbz	x2, .Len1
+
+.Ltpn:	ldr	x9, [x1],#8
+	umulh	x5, x5, x3
+	sbcs	x5, x9, x5
+	mul	x5, x5, x4
+	str	x5, [x0],#8
+	sub	x2, x2, #1
+	cbnz	x2, .Ltpn
+
+.Len1:	ret
+	.size	__gmpn_pi1_bdiv_q_1,.-__gmpn_pi1_bdiv_q_1
-- 
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