fernly: Fix printf("%d") > 99999

This adds lots of divison code, which fixes, among other things, calling printf() with %d greater than 99999.
2014-09-11 10:38:34 +08:00 · 2014-09-11 10:38:34 +08:00 · 1c3ef737bf
commit 1c3ef737bf
parent 05532408dc
5 changed files with 245 additions and 22 deletions
--- a/start.S
+++ b/start.S
@ -89,24 +89,6 @@ rv_end:
 .text


-.global __udiv64
-__udiv64:
-	adds	r0,r0,r0
-	adc	r1,r1,r1
-
-	.rept 31
-		cmp	r1,r2
-		subcs	r1,r1,r2
-		adcs	r0,r0,r0
-		adc	r1,r1,r1
-	.endr
-
-	cmp	r1,r2
-	subcs	r1,r1,r2
-	adcs	r0,r0,r0
-
-	bx	lr
-
 .global ram_memcpy
 ram_memcpy: 
 	ldr	r0, =ram_memcpy_addr