diff options
Diffstat (limited to 'sysdeps/sparc/sparc64/multiarch/memset-niagara1.S')
| -rw-r--r-- | sysdeps/sparc/sparc64/multiarch/memset-niagara1.S | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/sysdeps/sparc/sparc64/multiarch/memset-niagara1.S b/sysdeps/sparc/sparc64/multiarch/memset-niagara1.S deleted file mode 100644 index 45b2251691..0000000000 --- a/sysdeps/sparc/sparc64/multiarch/memset-niagara1.S +++ /dev/null @@ -1,177 +0,0 @@ -/* Set a block of memory to some byte value. For SUN4V Niagara. - Copyright (C) 2006-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by David S. Miller (davem@davemloft.net) - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - 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/>. */ - -#include <sysdep.h> - -#define ASI_BLK_INIT_QUAD_LDD_P 0xe2 -#define ASI_P 0x80 -#define ASI_PNF 0x82 - -#ifndef XCC -#define USE_BPR -#define XCC xcc -#endif - -#if IS_IN (libc) - - .register %g2,#scratch - - .text - .align 32 - -ENTRY(__memset_niagara1) - /* %o0=buf, %o1=pat, %o2=len */ - and %o1, 0xff, %o3 - mov %o2, %o1 - sllx %o3, 8, %g1 - or %g1, %o3, %o2 - sllx %o2, 16, %g1 - or %g1, %o2, %o2 - sllx %o2, 32, %g1 - ba,pt %XCC, 1f - or %g1, %o2, %o2 -END(__memset_niagara1) - -ENTRY(__bzero_niagara1) - clr %o2 -1: -# ifndef USE_BRP - srl %o1, 0, %o1 -# endif - brz,pn %o1, 90f - mov %o0, %o3 - - wr %g0, ASI_P, %asi - - cmp %o1, 15 - blu,pn %XCC, 70f - andcc %o0, 0x7, %g1 - be,pt %XCC, 2f - mov 8, %g2 - sub %g2, %g1, %g1 - sub %o1, %g1, %o1 -1: stba %o2, [%o0 + 0x00] %asi - subcc %g1, 1, %g1 - bne,pt %XCC, 1b - add %o0, 1, %o0 -2: cmp %o1, 128 - blu,pn %XCC, 60f - andcc %o0, (64 - 1), %g1 - be,pt %XCC, 40f - mov 64, %g2 - sub %g2, %g1, %g1 - sub %o1, %g1, %o1 -1: stxa %o2, [%o0 + 0x00] %asi - subcc %g1, 8, %g1 - bne,pt %XCC, 1b - add %o0, 8, %o0 - -40: - wr %g0, ASI_BLK_INIT_QUAD_LDD_P, %asi - andn %o1, (64 - 1), %g1 - sub %o1, %g1, %o1 - - andn %g1, (256 - 1), %g2 - brz,pt %g2, 50f - and %g1, (256 - 1), %g1 - -45: - stxa %o2, [%o0 + 0x00] %asi - stxa %o2, [%o0 + 0x08] %asi - stxa %o2, [%o0 + 0x10] %asi - stxa %o2, [%o0 + 0x18] %asi - stxa %o2, [%o0 + 0x20] %asi - stxa %o2, [%o0 + 0x28] %asi - stxa %o2, [%o0 + 0x30] %asi - stxa %o2, [%o0 + 0x38] %asi - stxa %o2, [%o0 + 0x40] %asi - stxa %o2, [%o0 + 0x48] %asi - stxa %o2, [%o0 + 0x50] %asi - stxa %o2, [%o0 + 0x58] %asi - stxa %o2, [%o0 + 0x60] %asi - stxa %o2, [%o0 + 0x68] %asi - stxa %o2, [%o0 + 0x70] %asi - stxa %o2, [%o0 + 0x78] %asi - stxa %o2, [%o0 + 0x80] %asi - stxa %o2, [%o0 + 0x88] %asi - stxa %o2, [%o0 + 0x90] %asi - stxa %o2, [%o0 + 0x98] %asi - stxa %o2, [%o0 + 0xa0] %asi - stxa %o2, [%o0 + 0xa8] %asi - stxa %o2, [%o0 + 0xb0] %asi - stxa %o2, [%o0 + 0xb8] %asi - stxa %o2, [%o0 + 0xc0] %asi - stxa %o2, [%o0 + 0xc8] %asi - stxa %o2, [%o0 + 0xd0] %asi - stxa %o2, [%o0 + 0xd8] %asi - stxa %o2, [%o0 + 0xe0] %asi - stxa %o2, [%o0 + 0xe8] %asi - stxa %o2, [%o0 + 0xf0] %asi - stxa %o2, [%o0 + 0xf8] %asi - subcc %g2, 256, %g2 - bne,pt %XCC, 45b - add %o0, 256, %o0 - - brz,pn %g1, 55f - nop - -50: - stxa %o2, [%o0 + 0x00] %asi - stxa %o2, [%o0 + 0x08] %asi - stxa %o2, [%o0 + 0x10] %asi - stxa %o2, [%o0 + 0x18] %asi - stxa %o2, [%o0 + 0x20] %asi - stxa %o2, [%o0 + 0x28] %asi - stxa %o2, [%o0 + 0x30] %asi - stxa %o2, [%o0 + 0x38] %asi - subcc %g1, 64, %g1 - bne,pt %XCC, 50b - add %o0, 64, %o0 - -55: - wr %g0, ASI_P, %asi - brz,pn %o1, 80f -60: - andncc %o1, 0x7, %g1 - be,pn %XCC, 2f - sub %o1, %g1, %o1 -1: stxa %o2, [%o0 + 0x00] %asi - subcc %g1, 8, %g1 - bne,pt %XCC, 1b - add %o0, 8, %o0 -2: brz,pt %o1, 80f - nop - -70: -1: stba %o2, [%o0 + 0x00] %asi - subcc %o1, 1, %o1 - bne,pt %XCC, 1b - add %o0, 1, %o0 - - /* fallthrough */ - -80: - wr %g0, ASI_PNF, %asi - -90: - retl - mov %o3, %o0 -END(__bzero_niagara1) - -#endif |