ref: 148abca828d1f6d5c4cb8753405c398082f77208
parent: 323f749e2672a0001d6fa1f063c23733d970004d
author: zerous Naveen Narayanan <zerous@simple-cc.org>
date: Thu Apr 23 12:05:10 EDT 2020
Use r14 for local variable storage as stw doesn't support r0
--- a/src/libc/arch/ppc32/linux/_cerrno.s
+++ b/src/libc/arch/ppc32/linux/_cerrno.s
@@ -5,8 +5,9 @@
bne err
blr
err:
- lis 0,errno@h
- ori 0,0,errno@l
- stw 3,0(0)
+ lis 14,errno@h
+ ori 14,14,errno@l
+ stw 3,0(14)
+ xor 3,3,3
addi 3,3,-1
blr