From 925708830090dcdd6a0fa08ce89a1f10cdd89027 Mon Sep 17 00:00:00 2001
From: John van Groningen
Date: Fri, 16 May 2003 14:53:22 +0000
Subject: optimize toString for Int by computing the remainder of 10 using
 multiplication

---
 macho/pstartup.a | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'macho')

diff --git a/macho/pstartup.a b/macho/pstartup.a
index 8b44279..374d4ad 100644
--- a/macho/pstartup.a
+++ b/macho/pstartup.a
@@ -1727,17 +1727,29 @@ calculate_digits:
 	cmplwi	0,d0,10
 	blt	last_digit
 
+#if 1
+	lis	o0,-13107
+	subi	o0,o0,13107
+	mulhwu	o0,o0,d0
+	srwi	o0,o0,3
+
+	slwi	o1,o0,1
+	sub	a1,d0,o1
+	slwi	o1,o0,3
+	sub	a1,a1,o1
+#else
 	li	o1,10
 	divwu	o0,d0,o1
 
 	mullw	a1,o0,o1
 	sub	a1,d0,a1
+#endif
 	addi	a1,a1,48
+	mr	d0,o0
 
 	stb	a1,0(a2)
 	addi	a2,a2,1
 		
-	mr	d0,o0
 	b	calculate_digits
 
 last_digit:
-- 
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