diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/power8/memcmp.S')
| -rw-r--r-- | sysdeps/powerpc/powerpc64/power8/memcmp.S | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/sysdeps/powerpc/powerpc64/power8/memcmp.S b/sysdeps/powerpc/powerpc64/power8/memcmp.S index ec4ccf3382..41b440ea5a 100644 --- a/sysdeps/powerpc/powerpc64/power8/memcmp.S +++ b/sysdeps/powerpc/powerpc64/power8/memcmp.S @@ -1,5 +1,5 @@ /* Optimized memcmp implementation for POWER7/PowerPC64. - Copyright (C) 2010-2018 Free Software Foundation, Inc. + Copyright (C) 2010-2019 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 @@ -14,7 +14,7 @@ You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ + <https://www.gnu.org/licenses/>. */ #include <sysdep.h> @@ -22,13 +22,10 @@ const char *s2 [r4], size_t size [r5]) */ -/* TODO: change these to the actual instructions when the minimum required - binutils allows it. */ -#define MFVRD(r,v) .long (0x7c000067 | ((v)<<(32-11)) | ((r)<<(32-16))) #ifndef MEMCMP # define MEMCMP memcmp #endif - .machine power7 + .machine power8 ENTRY_TOCLESS (MEMCMP, 4) CALL_MCOUNT 3 @@ -231,15 +228,15 @@ L(different2): vperm v4, v4, v0, v9 vperm v5, v5, v0, v9 #endif - MFVRD(r7, v4) - MFVRD(r9, v5) + mfvrd r7, v4 + mfvrd r9, v5 cmpld cr6, r7, r9 bne cr6, L(ret_diff) /* Difference in second DW. */ vsldoi v4, v4, v4, 8 vsldoi v5, v5, v5, 8 - MFVRD(r7, v4) - MFVRD(r9, v5) + mfvrd r7, v4 + mfvrd r9, v5 cmpld cr6, r7, r9 L(ret_diff): li rRTN, 1 @@ -256,15 +253,15 @@ L(different3): vperm v6, v6, v0, v9 vperm v8, v8, v0, v9 #endif - MFVRD(r7, v6) - MFVRD(r9, v8) + mfvrd r7, v6 + mfvrd r9, v8 cmpld cr6, r7, r9 bne cr6, L(ret_diff) /* Difference in second DW. */ vsldoi v6, v6, v6, 8 vsldoi v8, v8, v8, 8 - MFVRD(r7, v6) - MFVRD(r9, v8) + mfvrd r7, v6 + mfvrd r9, v8 cmpld cr6, r7, r9 li rRTN, 1 bgtlr cr6 |