diff options
Diffstat (limited to 'sysdeps/s390/s390-32/multiarch/memcpy-s390.S')
| -rw-r--r-- | sysdeps/s390/s390-32/multiarch/memcpy-s390.S | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/sysdeps/s390/s390-32/multiarch/memcpy-s390.S b/sysdeps/s390/s390-32/multiarch/memcpy-s390.S index 4e30cdf6c6..aad13bd07c 100644 --- a/sysdeps/s390/s390-32/multiarch/memcpy-s390.S +++ b/sysdeps/s390/s390-32/multiarch/memcpy-s390.S @@ -1,5 +1,5 @@ /* CPU specific memcpy implementations. 32 bit S/390 version. - Copyright (C) 2012-2016 Free Software Foundation, Inc. + Copyright (C) 2012-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -29,14 +29,23 @@ #if defined SHARED && IS_IN (libc) +ENTRY(____mempcpy_z196) + .machine "z196" + .machinemode "zarch_nohighgprs" + lr %r1,%r2 # Use as dest + la %r2,0(%r4,%r2) # Return dest + n + j .L_Z196_start +END(____mempcpy_z196) + ENTRY(__memcpy_z196) .machine "z196" .machinemode "zarch_nohighgprs" + lr %r1,%r2 # r1: Use as dest ; r2: Return dest +.L_Z196_start: llgfr %r4,%r4 ltgr %r4,%r4 je .L_Z196_4 aghi %r4,-1 - lr %r1,%r2 srlg %r5,%r4,8 ltgr %r5,%r5 jne .L_Z196_5 @@ -60,13 +69,22 @@ ENTRY(__memcpy_z196) mvc 0(1,%r1),0(%r3) END(__memcpy_z196) +ENTRY(____mempcpy_z10) + .machine "z10" + .machinemode "zarch_nohighgprs" + lr %r1,%r2 # Use as dest + la %r2,0(%r4,%r2) # Return dest + n + j .L_Z10_start +END(____mempcpy_z10) + ENTRY(__memcpy_z10) .machine "z10" .machinemode "zarch_nohighgprs" + lr %r1,%r2 # r1: Use as dest ; r2: Return dest +.L_Z10_start: llgfr %r4,%r4 cgije %r4,0,.L_Z10_4 aghi %r4,-1 - lr %r1,%r2 srlg %r5,%r4,8 cgijlh %r5,0,.L_Z10_13 .L_Z10_3: @@ -88,11 +106,23 @@ ENTRY(__memcpy_z10) mvc 0(1,%r1),0(%r3) END(__memcpy_z10) +# define __mempcpy ____mempcpy_default #endif /* SHARED && IS_IN (libc) */ +#define memcpy __memcpy_default #include "../memcpy.S" +#undef memcpy -#if !defined SHARED || !IS_IN (libc) +#if defined SHARED && IS_IN (libc) +.globl __GI_memcpy +.set __GI_memcpy,__memcpy_default +.globl __GI_mempcpy +.set __GI_mempcpy,____mempcpy_default +.globl __GI___mempcpy +.set __GI___mempcpy,____mempcpy_default +#else .globl memcpy .set memcpy,__memcpy_default +.weak mempcpy +.set mempcpy,__mempcpy #endif |