[arm] Fix strcpy for unified syntax on ARMv4t thumb.

ARMv4t does not support mov between two low registers. Now we use unified syntax mov instructions need converting to movs.
2017-07-21 11:22:25 +01:00 · 2017-07-21 11:22:25 +01:00 · d6cac3e1da
parent cd26662dc5
commit d6cac3e1da
1 changed files with 1 additions and 1 deletions
--- a/newlib/libc/machine/arm/strcpy.c
+++ b/newlib/libc/machine/arm/strcpy.c
@ -160,7 +160,7 @@ strcpy (char* dst, const char* src)
       "bne	1b\n\t"
       "bx	lr\n\t"
 #else
-       "mov	r3, r0\n\t"
+       "movs	r3, r0\n\t"
  "1:\n\t"
       "ldrb	r2, [r1]\n\t"
       "adds	r1, #1\n\t"