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/x86_64-linux/mpn/sub_n.s | 194 ++++++++++++++++++++++++++++++
 1 file changed, 194 insertions(+)
 create mode 100644 vere/ext/gmp/gen/x86_64-linux/mpn/sub_n.s

(limited to 'vere/ext/gmp/gen/x86_64-linux/mpn/sub_n.s')

diff --git a/vere/ext/gmp/gen/x86_64-linux/mpn/sub_n.s b/vere/ext/gmp/gen/x86_64-linux/mpn/sub_n.s
new file mode 100644
index 0000000..8c1db0a
--- /dev/null
+++ b/vere/ext/gmp/gen/x86_64-linux/mpn/sub_n.s
@@ -0,0 +1,194 @@
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+	
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+	.text
+	.align	16, 0x90
+	.globl	__gmpn_sub_nc
+	.type	__gmpn_sub_nc,@function
+	
+__gmpn_sub_nc:
+
+	
+
+	mov	%ecx, %eax
+	shr	$2, %rcx
+	and	$3, %eax
+	bt	$0, %r8			
+	jrcxz	.Llt4
+
+	mov	(%rsi), %r8
+	mov	8(%rsi), %r9
+	dec	%rcx
+	jmp	.Lmid
+
+	.size	__gmpn_sub_nc,.-__gmpn_sub_nc
+	.align	16, 0x90
+	.globl	__gmpn_sub_n
+	.type	__gmpn_sub_n,@function
+	
+__gmpn_sub_n:
+
+	
+	mov	%ecx, %eax
+	shr	$2, %rcx
+	and	$3, %eax
+	jrcxz	.Llt4
+
+	mov	(%rsi), %r8
+	mov	8(%rsi), %r9
+	dec	%rcx
+	jmp	.Lmid
+
+.Llt4:	dec	%eax
+	mov	(%rsi), %r8
+	jnz	.L2
+	sbb	(%rdx), %r8
+	mov	%r8, (%rdi)
+	adc	%eax, %eax
+	
+	ret
+
+.L2:	dec	%eax
+	mov	8(%rsi), %r9
+	jnz	.L3
+	sbb	(%rdx), %r8
+	sbb	8(%rdx), %r9
+	mov	%r8, (%rdi)
+	mov	%r9, 8(%rdi)
+	adc	%eax, %eax
+	
+	ret
+
+.L3:	mov	16(%rsi), %r10
+	sbb	(%rdx), %r8
+	sbb	8(%rdx), %r9
+	sbb	16(%rdx), %r10
+	mov	%r8, (%rdi)
+	mov	%r9, 8(%rdi)
+	mov	%r10, 16(%rdi)
+	setc	%al
+	
+	ret
+
+	.align	16, 0x90
+.Ltop:	sbb	(%rdx), %r8
+	sbb	8(%rdx), %r9
+	sbb	16(%rdx), %r10
+	sbb	24(%rdx), %r11
+	mov	%r8, (%rdi)
+	lea	32(%rsi), %rsi
+	mov	%r9, 8(%rdi)
+	mov	%r10, 16(%rdi)
+	dec	%rcx
+	mov	%r11, 24(%rdi)
+	lea	32(%rdx), %rdx
+	mov	(%rsi), %r8
+	mov	8(%rsi), %r9
+	lea	32(%rdi), %rdi
+.Lmid:	mov	16(%rsi), %r10
+	mov	24(%rsi), %r11
+	jnz	.Ltop
+
+.Lend:	lea	32(%rsi), %rsi
+	sbb	(%rdx), %r8
+	sbb	8(%rdx), %r9
+	sbb	16(%rdx), %r10
+	sbb	24(%rdx), %r11
+	lea	32(%rdx), %rdx
+	mov	%r8, (%rdi)
+	mov	%r9, 8(%rdi)
+	mov	%r10, 16(%rdi)
+	mov	%r11, 24(%rdi)
+	lea	32(%rdi), %rdi
+
+	inc	%eax
+	dec	%eax
+	jnz	.Llt4
+	adc	%eax, %eax
+	
+	ret
+	.size	__gmpn_sub_n,.-__gmpn_sub_n
-- 
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