File 0032-S390-Use-64bit-instruction-to-check-for-copies-of-1M.patch of Package glibc.15119
2016-05-24 Stefan Liebler <stli@linux.vnet.ibm.com>
* sysdeps/s390/s390-64/memcpy.S (memcpy):
Use cghi instead of chi to compare 64bit value.
Index: glibc-2.22/sysdeps/s390/s390-64/memcpy.S
===================================================================
--- glibc-2.22.orig/sysdeps/s390/s390-64/memcpy.S
+++ glibc-2.22/sysdeps/s390/s390-64/memcpy.S
@@ -47,7 +47,7 @@ ENTRY(memcpy)
.L_Z900_4:
br %r14
.L_Z900_13:
- chi %r5,4096 # Switch to mvcle for copies >1MB
+ cghi %r5,4096 # Switch to mvcle for copies >1MB
jh __memcpy_mvcle
.L_Z900_12:
mvc 0(256,%r1),0(%r3)