One more change for Cortex-M3/M4 asm for shorter result.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-02-26 09:15:18 +09:00
parent a70b1acbf6
commit 7ad2c9030a
1 changed files with 1 additions and 1 deletions
--- a/chopstx-cortex-m.c
+++ b/chopstx-cortex-m.c
@@ -559,7 +559,7 @@ svc (void)
       "mrs	r6, PSP\n\t" /* r13(=SP) in user space.  */
       "stm	r1!, {r2, r3, r4, r5, r6}\n\t"
       "ldr	r0, [r6]\n\t"
-       "sub	r1, #56\n\t"
+       "subs	r1, #56\n\t"
       "str	r1, [r6]"
       : "=r" (tp_next)
       : /* no input */