diff options
Diffstat (limited to 'sysdeps/sparc/sparc64')
| -rw-r--r-- | sysdeps/sparc/sparc64/bcopy.c | 1 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/bzero.c | 1 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/memchr.S | 256 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/memcmp.S | 140 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/memcpy.S | 574 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/memset.S | 316 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/stpcpy.S | 268 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/stpncpy.S | 421 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strcat.S | 336 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strchr.S | 479 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strcmp.S | 274 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strcpy.S | 239 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strcspn.S | 211 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strlen.S | 172 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strncmp.S | 359 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strncpy.S | 393 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strpbrk.S | 229 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strrchr.c | 1 | ||||
| -rw-r--r-- | sysdeps/sparc/sparc64/strspn.S | 211 |
19 files changed, 4881 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc64/bcopy.c b/sysdeps/sparc/sparc64/bcopy.c new file mode 100644 index 0000000..9a455f3 --- /dev/null +++ b/sysdeps/sparc/sparc64/bcopy.c @@ -0,0 +1 @@ +/* bcopy is in memcpy.S */ diff --git a/sysdeps/sparc/sparc64/bzero.c b/sysdeps/sparc/sparc64/bzero.c new file mode 100644 index 0000000..37f0f6f --- /dev/null +++ b/sysdeps/sparc/sparc64/bzero.c @@ -0,0 +1 @@ +/* bzero is in memset.S */ diff --git a/sysdeps/sparc/sparc64/memchr.S b/sysdeps/sparc/sparc64/memchr.S new file mode 100644 index 0000000..9adf33f --- /dev/null +++ b/sysdeps/sparc/sparc64/memchr.S @@ -0,0 +1,256 @@ +/* memchr (str, ch, n) -- Return pointer to first occurrence of CH in STR less + than N. + For SPARC v9. + Copyright (C) 1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + This version is developed using the same algorithm as the fast C + version which carries the following introduction: + + Based on strlen implementation by Torbjorn Granlund (tege@sics.se), + with help from Dan Sahlin (dan@sics.se) and + commentary by Jim Blandy (jimb@ai.mit.edu); + adaptation to memchr suggested by Dick Karpinski (dick@cca.ucsf.edu), + and implemented by Roland McGrath (roland@ai.mit.edu). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(memchr) + sll %o1, 8, %g3 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 12f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 12f /* CTI */ + srl %o1, 0, %o1 /* IEU0 */ +#endif + add %o0, %o2, %o2 /* IEU0 Group */ + sethi %hi(0x01010101), %g1 /* IEU1 */ + + or %g3, %o1, %g3 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + sllx %g3, 32, %g5 /* IEU0 Group */ + cmp %o3, %o1 /* IEU1 */ + + be,pn %xcc, 13f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,a,pn %icc, 21f /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + ldx [%o0], %o3 /* Load Group */ + sllx %g1, 7, %g2 /* IEU0 */ + or %g3, %g5, %g3 /* IEU1 */ + +1: add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: cmp %o0, %o2 /* IEU1 Group */ + bg,pn %XCC, 11f /* CTI */ + + ldxa [%o0] ASI_PNF, %o3 /* Load */ + sub %o4, %g1, %o5 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %o5, %o4, %o5 /* IEU0 Group */ +#endif + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 3f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 32, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 7f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + bne,pt %icc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ + + .align 16 +3: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ +4: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ + +5: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ +6: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ + +7: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ + +9: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ +11: sub %o4, %g1, %o5 /* IEU0 Group */ + sub %o0, 8, %o0 /* IEU1 */ + + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 12f /* CTI */ + sub %o2, %o0, %o2 /* IEU0 */ + tst %o2 /* IEU1 Group */ + + be,pn %XCC, 12f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + + cmp %o2, 1 /* IEU0 */ + be,pn %XCC, 12f /* CTI Group */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 14f /* CTI */ + cmp %o2, 2 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 15f /* CTI */ + cmp %o2, 3 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + + srlx %o4, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + cmp %o2, 4 /* IEU1 Group */ + + be,pn %XCC, 12f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 17f /* CTI */ + + cmp %o2, 5 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 18f /* CTI */ + cmp %o2, 6 /* IEU1 Group */ + be,pn %XCC, 12f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + nop /* IEU0 */ +12: retl /* CTI+IEU1 Group */ + + clr %o0 /* IEU0 */ + nop /* Stub */ +13: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + +14: retl /* CTI+IEU1 Group */ + add %o0, 1, %o0 /* IEU0 */ +15: retl /* CTI+IEU1 Group */ + add %o0, 2, %o0 /* IEU0 */ + +16: retl /* CTI+IEU1 Group */ + add %o0, 3, %o0 /* IEU0 */ +17: retl /* CTI+IEU1 Group */ + add %o0, 4, %o0 /* IEU0 */ + +18: retl /* CTI+IEU1 Group */ + add %o0, 5, %o0 /* IEU0 */ +19: retl /* CTI+IEU1 Group */ + add %o0, 6, %o0 /* IEU0 */ + +21: cmp %o0, %o2 /* IEU1 */ + be,pn %XCC, 12b /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + + or %g3, %g5, %g3 /* IEU1 */ +22: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 1b /* CTI */ + ldx [%o0], %o3 /* Load */ + + cmp %o3, %o1 /* IEU1 Group */ + be,pn %xcc, 23f /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + cmp %o0, %o2 /* IEU1 Group */ + + bne,a,pt %XCC, 22b /* CTI */ + ldub [%o0], %o3 /* Load */ + retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + +23: retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ +END(memchr) diff --git a/sysdeps/sparc/sparc64/memcmp.S b/sysdeps/sparc/sparc64/memcmp.S new file mode 100644 index 0000000..bd3253c --- /dev/null +++ b/sysdeps/sparc/sparc64/memcmp.S @@ -0,0 +1,140 @@ +/* Compare two memory blocks for differences in the first COUNT bytes. + For SPARC v9. + Copyright (C) 1998,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + .text + .align 32 +ENTRY(memcmp) +#ifdef USE_BPR + brz,pn %o2, 3f /* CTI+IEU1 Group */ +#else + tst %o2 /* IEU1 Group */ + be,pn %XCC, 3f /* CTI */ +#endif + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 8f /* CTI */ +1: andcc %o1, 7, %g1 /* IEU1 Group */ + + bne,pn %icc, 10f /* CTI */ + mov 64, %g3 /* IEU0 */ + ldx [%o0], %g1 /* Load Group */ + sub %o1, %o0, %o1 /* IEU0 */ + + ldx [%o0 + %o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ +2: mov %g1, %o3 /* IEU0 Group */ + subcc %o2, 8, %o2 /* IEU1 */ + + bl,pn %XCC, 5f /* CTI */ + ldxa [%o0] ASI_PNF, %g1 /* Load Group */ + mov %g2, %o4 /* IEU0 */ + ldxa [%o0 + %o1] ASI_PNF, %g2 /* Load Group */ + + cmp %o3, %o4 /* IEU1 */ + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ +7: mov -1, %o0 /* IEU1 */ + + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ +3: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 16 +5: mov %g2, %o4 /* IEU0 */ +6: cmp %o2, -8 /* IEU1 */ + be,pn %XCC, 3b /* CTI */ + sub %g0, %o2, %o2 /* IEU0 Group */ + + sllx %o2, 3, %o2 /* IEU0 Group */ + srlx %o3, %o2, %o3 /* IEU0 Group */ + srlx %o4, %o2, %o4 /* IEU0 Group */ + clr %o0 /* IEU1 */ + + cmp %o3, %o4 /* IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + retl /* CTI+IEU1 Group */ + movlu %xcc, -1, %o0 /* Single Group */ + +8: ldub [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 */ + ldub [%o1], %o4 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + +9: cmp %o3, %o4 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %XCC, 3b /* CTI */ + + lduba [%o0] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + be,pn %icc, 1b /* CTI */ + lduba [%o1] ASI_PNF, %o4 /* Load */ + + add %o0, 1, %o0 /* IEU0 Group */ + ba,pt %xcc, 9b /* CTI */ + add %o1, 1, %o1 /* IEU1 */ + + .align 16 +12: mov -1, %o0 /* IEU0 Group */ + cmp %o3, %o4 /* IEU1 */ + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + + .align 16 + nop /* Stub */ +10: sllx %g1, 3, %g2 /* IEU0 Group */ + sub %o1, %g1, %o1 /* IEU1 */ + sub %g3, %g2, %g3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %g5 /* Load */ + sub %o1, %o0, %o1 /* IEU1 */ + ldxa [%o0 + %o1] ASI_PNF, %g7 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + +11: sllx %g7, %g2, %o4 /* IEU0 Group */ + ldxa [%o0 + %o1] ASI_PNF, %g7 /* Load */ + srlx %g7, %g3, %o5 /* IEU0 Group */ + mov %g5, %o3 /* IEU1 */ + + ldxa [%o0] ASI_PNF, %g5 /* Load */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 6b /* CTI */ + or %o4, %o5, %o4 /* IEU0 */ + + cmp %o3, %o4 /* IEU1 Group */ + be,pt %xcc, 11b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + mov -1, %o0 /* IEU0 */ + + retl /* CTI+IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ +END(memcmp) + +#undef bcmp +weak_alias(memcmp, bcmp) diff --git a/sysdeps/sparc/sparc64/memcpy.S b/sysdeps/sparc/sparc64/memcpy.S new file mode 100644 index 0000000..fa08507 --- /dev/null +++ b/sysdeps/sparc/sparc64/memcpy.S @@ -0,0 +1,574 @@ +/* Copy SIZE bytes from SRC to DEST. + For UltraSPARC. + Copyright (C) 1996, 97, 98, 99 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller (davem@caip.rutgers.edu) and + Jakub Jelinek (jj@ultra.linux.cz). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define USE_BPR +#endif +#define FPRS_FEF 4 + +#define FREG_FROB(f1, f2, f3, f4, f5, f6, f7, f8, f9) \ + faligndata %f1, %f2, %f48; \ + faligndata %f2, %f3, %f50; \ + faligndata %f3, %f4, %f52; \ + faligndata %f4, %f5, %f54; \ + faligndata %f5, %f6, %f56; \ + faligndata %f6, %f7, %f58; \ + faligndata %f7, %f8, %f60; \ + faligndata %f8, %f9, %f62; + +#define MAIN_LOOP_CHUNK(src, dest, fdest, fsrc, len, jmptgt) \ + ldda [%src] %asi, %fdest; \ + add %src, 0x40, %src; \ + add %dest, 0x40, %dest; \ + subcc %len, 0x40, %len; \ + be,pn %xcc, jmptgt; \ + stda %fsrc, [%dest - 0x40] %asi; + +#define LOOP_CHUNK1(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f0, f48, len, branch_dest) +#define LOOP_CHUNK2(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f16, f48, len, branch_dest) +#define LOOP_CHUNK3(src, dest, len, branch_dest) \ + MAIN_LOOP_CHUNK(src, dest, f32, f48, len, branch_dest) + +#define STORE_SYNC(dest, fsrc) \ + stda %fsrc, [%dest] %asi; \ + add %dest, 0x40, %dest; + +#define STORE_JUMP(dest, fsrc, target) \ + stda %fsrc, [%dest] %asi; \ + add %dest, 0x40, %dest; \ + ba,pt %xcc, target; + +#define VISLOOP_PAD nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + nop; nop; nop; nop; \ + nop; nop; nop; + +#define FINISH_VISCHUNK(dest, f0, f1, left) \ + subcc %left, 8, %left; \ + bl,pn %xcc, 205f; \ + faligndata %f0, %f1, %f48; \ + std %f48, [%dest]; \ + add %dest, 8, %dest; + +#define UNEVEN_VISCHUNK(dest, f0, f1, left) \ + subcc %left, 8, %left; \ + bl,pn %xcc, 205f; \ + fsrc1 %f0, %f1; \ + ba,a,pt %xcc, 204f; + + /* Macros for non-VIS memcpy code. */ +#define MOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src + offset + 0x00], %t0; \ + ldx [%src + offset + 0x08], %t1; \ + ldx [%src + offset + 0x10], %t2; \ + ldx [%src + offset + 0x18], %t3; \ + stw %t0, [%dst + offset + 0x04]; \ + srlx %t0, 32, %t0; \ + stw %t0, [%dst + offset + 0x00]; \ + stw %t1, [%dst + offset + 0x0c]; \ + srlx %t1, 32, %t1; \ + stw %t1, [%dst + offset + 0x08]; \ + stw %t2, [%dst + offset + 0x14]; \ + srlx %t2, 32, %t2; \ + stw %t2, [%dst + offset + 0x10]; \ + stw %t3, [%dst + offset + 0x1c]; \ + srlx %t3, 32, %t3; \ + stw %t3, [%dst + offset + 0x18]; + +#define MOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src + offset + 0x00], %t0; \ + ldx [%src + offset + 0x08], %t1; \ + ldx [%src + offset + 0x10], %t2; \ + ldx [%src + offset + 0x18], %t3; \ + stx %t0, [%dst + offset + 0x00]; \ + stx %t1, [%dst + offset + 0x08]; \ + stx %t2, [%dst + offset + 0x10]; \ + stx %t3, [%dst + offset + 0x18]; \ + ldx [%src + offset + 0x20], %t0; \ + ldx [%src + offset + 0x28], %t1; \ + ldx [%src + offset + 0x30], %t2; \ + ldx [%src + offset + 0x38], %t3; \ + stx %t0, [%dst + offset + 0x20]; \ + stx %t1, [%dst + offset + 0x28]; \ + stx %t2, [%dst + offset + 0x30]; \ + stx %t3, [%dst + offset + 0x38]; + +#define MOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \ + ldx [%src - offset - 0x10], %t0; \ + ldx [%src - offset - 0x08], %t1; \ + stw %t0, [%dst - offset - 0x0c]; \ + srlx %t0, 32, %t2; \ + stw %t2, [%dst - offset - 0x10]; \ + stw %t1, [%dst - offset - 0x04]; \ + srlx %t1, 32, %t3; \ + stw %t3, [%dst - offset - 0x08]; + +#define MOVE_LASTALIGNCHUNK(src, dst, offset, t0, t1) \ + ldx [%src - offset - 0x10], %t0; \ + ldx [%src - offset - 0x08], %t1; \ + stx %t0, [%dst - offset - 0x10]; \ + stx %t1, [%dst - offset - 0x08]; + + .text + .align 32 + +ENTRY(bcopy) + or %o0, 0, %g3 /* IEU0 Group */ + addcc %o1, 0, %o0 /* IEU1 */ + brgez,pt %o2, 210f /* CTI */ + or %g3, 0, %o1 /* IEU0 Group */ + retl /* CTI Group brk forced*/ + clr %o0 /* IEU0 */ +END(bcopy) + + .align 32 +200: be,pt %xcc, 201f /* CTI */ + andcc %o0, 0x38, %g5 /* IEU1 Group */ + mov 8, %g1 /* IEU0 */ + sub %g1, %g2, %g2 /* IEU0 Group */ + andcc %o0, 1, %g0 /* IEU1 */ + be,pt %icc, 2f /* CTI */ + sub %o2, %g2, %o2 /* IEU0 Group */ +1: ldub [%o1], %o5 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %g2, 1, %g2 /* IEU1 Group */ + be,pn %xcc, 3f /* CTI */ + stb %o5, [%o0 - 1] /* Store */ +2: ldub [%o1], %o5 /* Load Group */ + add %o0, 2, %o0 /* IEU0 */ + ldub [%o1 + 1], %g3 /* Load Group */ + subcc %g2, 2, %g2 /* IEU1 Group */ + stb %o5, [%o0 - 2] /* Store */ + add %o1, 2, %o1 /* IEU0 */ + bne,pt %xcc, 2b /* CTI Group */ + stb %g3, [%o0 - 1] /* Store */ +3: andcc %o0, 0x38, %g5 /* IEU1 Group */ +201: be,pt %icc, 202f /* CTI */ + mov 64, %g1 /* IEU0 */ + fmovd %f0, %f2 /* FPU */ + sub %g1, %g5, %g5 /* IEU0 Group */ + alignaddr %o1, %g0, %g1 /* GRU Group */ + ldd [%g1], %f4 /* Load Group */ + sub %o2, %g5, %o2 /* IEU0 */ +1: ldd [%g1 + 0x8], %f6 /* Load Group */ + add %g1, 0x8, %g1 /* IEU0 Group */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f4, %f6, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 Group */ + be,pn %xcc, 202f /* CTI */ + add %o0, 8, %o0 /* IEU1 */ + ldd [%g1 + 0x8], %f4 /* Load Group */ + add %g1, 8, %g1 /* IEU0 */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f6, %f4, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 */ + bne,pt %xcc, 1b /* CTI Group */ + add %o0, 8, %o0 /* IEU0 */ +202: membar #LoadStore | #StoreStore | #StoreLoad /* LSU Group */ + wr %g0, ASI_BLK_P, %asi /* LSU Group */ + subcc %o2, 0x40, %g7 /* IEU1 Group */ + mov %o1, %g1 /* IEU0 */ + andncc %g7, (0x40 - 1), %g7 /* IEU1 Group */ + srl %g1, 3, %g2 /* IEU0 */ + sub %o2, %g7, %g3 /* IEU0 Group */ + andn %o1, (0x40 - 1), %o1 /* IEU1 */ + and %g2, 7, %g2 /* IEU0 Group */ + andncc %g3, 0x7, %g3 /* IEU1 */ + fmovd %f0, %f2 /* FPU */ + sub %g3, 0x10, %g3 /* IEU0 Group */ + sub %o2, %g7, %o2 /* IEU1 */ + alignaddr %g1, %g0, %g0 /* GRU Group */ + add %g1, %g7, %g1 /* IEU0 Group */ + subcc %o2, %g3, %o2 /* IEU1 */ + ldda [%o1 + 0x00] %asi, %f0 /* LSU Group */ + add %g1, %g3, %g1 /* IEU0 */ + ldda [%o1 + 0x40] %asi, %f16 /* LSU Group */ + sub %g7, 0x80, %g7 /* IEU0 */ + ldda [%o1 + 0x80] %asi, %f32 /* LSU Group */ + /* Clk1 Group 8-( */ + /* Clk2 Group 8-( */ + /* Clk3 Group 8-( */ + /* Clk4 Group 8-( */ +203: rd %pc, %g5 /* PDU Group 8-( */ + addcc %g5, %lo(300f - 203b), %g5 /* IEU1 Group */ + sll %g2, 9, %g2 /* IEU0 */ + jmpl %g5 + %g2, %g0 /* CTI Group brk forced*/ + addcc %o1, 0xc0, %o1 /* IEU1 Group */ + + .align 512 /* OK, here comes the fun part... */ +300: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) LOOP_CHUNK1(o1, o0, g7, 301f) + FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) LOOP_CHUNK2(o1, o0, g7, 302f) + FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) LOOP_CHUNK3(o1, o0, g7, 303f) + b,pt %xcc, 300b+4; faligndata %f0, %f2, %f48 +301: FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) STORE_JUMP(o0, f48, 400f) membar #Sync +302: FREG_FROB(f32,f34,f36,f38,f40,f42,f44,f46,f0) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) STORE_JUMP(o0, f48, 416f) membar #Sync +303: FREG_FROB(f0, f2, f4, f6, f8, f10,f12,f14,f16) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f16,f18,f20,f22,f24,f26,f28,f30,f32) STORE_JUMP(o0, f48, 432f) membar #Sync + VISLOOP_PAD +310: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) LOOP_CHUNK1(o1, o0, g7, 311f) + FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) LOOP_CHUNK2(o1, o0, g7, 312f) + FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) LOOP_CHUNK3(o1, o0, g7, 313f) + b,pt %xcc, 310b+4; faligndata %f2, %f4, %f48 +311: FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) STORE_JUMP(o0, f48, 402f) membar #Sync +312: FREG_FROB(f34,f36,f38,f40,f42,f44,f46,f0, f2) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) STORE_JUMP(o0, f48, 418f) membar #Sync +313: FREG_FROB(f2, f4, f6, f8, f10,f12,f14,f16,f18) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f18,f20,f22,f24,f26,f28,f30,f32,f34) STORE_JUMP(o0, f48, 434f) membar #Sync + VISLOOP_PAD +320: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) LOOP_CHUNK1(o1, o0, g7, 321f) + FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) LOOP_CHUNK2(o1, o0, g7, 322f) + FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) LOOP_CHUNK3(o1, o0, g7, 323f) + b,pt %xcc, 320b+4; faligndata %f4, %f6, %f48 +321: FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) STORE_JUMP(o0, f48, 404f) membar #Sync +322: FREG_FROB(f36,f38,f40,f42,f44,f46,f0, f2, f4) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) STORE_JUMP(o0, f48, 420f) membar #Sync +323: FREG_FROB(f4, f6, f8, f10,f12,f14,f16,f18,f20) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f20,f22,f24,f26,f28,f30,f32,f34,f36) STORE_JUMP(o0, f48, 436f) membar #Sync + VISLOOP_PAD +330: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) LOOP_CHUNK1(o1, o0, g7, 331f) + FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) LOOP_CHUNK2(o1, o0, g7, 332f) + FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) LOOP_CHUNK3(o1, o0, g7, 333f) + b,pt %xcc, 330b+4; faligndata %f6, %f8, %f48 +331: FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) STORE_JUMP(o0, f48, 406f) membar #Sync +332: FREG_FROB(f38,f40,f42,f44,f46,f0, f2, f4, f6) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) STORE_JUMP(o0, f48, 422f) membar #Sync +333: FREG_FROB(f6, f8, f10,f12,f14,f16,f18,f20,f22) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f22,f24,f26,f28,f30,f32,f34,f36,f38) STORE_JUMP(o0, f48, 438f) membar #Sync + VISLOOP_PAD +340: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) LOOP_CHUNK1(o1, o0, g7, 341f) + FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) LOOP_CHUNK2(o1, o0, g7, 342f) + FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) LOOP_CHUNK3(o1, o0, g7, 343f) + b,pt %xcc, 340b+4; faligndata %f8, %f10, %f48 +341: FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) STORE_JUMP(o0, f48, 408f) membar #Sync +342: FREG_FROB(f40,f42,f44,f46,f0, f2, f4, f6, f8) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) STORE_JUMP(o0, f48, 424f) membar #Sync +343: FREG_FROB(f8, f10,f12,f14,f16,f18,f20,f22,f24) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f24,f26,f28,f30,f32,f34,f36,f38,f40) STORE_JUMP(o0, f48, 440f) membar #Sync + VISLOOP_PAD +350: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) LOOP_CHUNK1(o1, o0, g7, 351f) + FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) LOOP_CHUNK2(o1, o0, g7, 352f) + FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) LOOP_CHUNK3(o1, o0, g7, 353f) + b,pt %xcc, 350b+4; faligndata %f10, %f12, %f48 +351: FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) STORE_JUMP(o0, f48, 410f) membar #Sync +352: FREG_FROB(f42,f44,f46,f0, f2, f4, f6, f8, f10) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) STORE_JUMP(o0, f48, 426f) membar #Sync +353: FREG_FROB(f10,f12,f14,f16,f18,f20,f22,f24,f26) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f26,f28,f30,f32,f34,f36,f38,f40,f42) STORE_JUMP(o0, f48, 442f) membar #Sync + VISLOOP_PAD +360: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) LOOP_CHUNK1(o1, o0, g7, 361f) + FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) LOOP_CHUNK2(o1, o0, g7, 362f) + FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) LOOP_CHUNK3(o1, o0, g7, 363f) + b,pt %xcc, 360b+4; faligndata %f12, %f14, %f48 +361: FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) STORE_JUMP(o0, f48, 412f) membar #Sync +362: FREG_FROB(f44,f46,f0, f2, f4, f6, f8, f10,f12) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) STORE_JUMP(o0, f48, 428f) membar #Sync +363: FREG_FROB(f12,f14,f16,f18,f20,f22,f24,f26,f28) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f28,f30,f32,f34,f36,f38,f40,f42,f44) STORE_JUMP(o0, f48, 444f) membar #Sync + VISLOOP_PAD +370: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) LOOP_CHUNK1(o1, o0, g7, 371f) + FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) LOOP_CHUNK2(o1, o0, g7, 372f) + FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) LOOP_CHUNK3(o1, o0, g7, 373f) + b,pt %xcc, 370b+4; faligndata %f14, %f16, %f48 +371: FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) STORE_JUMP(o0, f48, 414f) membar #Sync +372: FREG_FROB(f46,f0, f2, f4, f6, f8, f10,f12,f14) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) STORE_JUMP(o0, f48, 430f) membar #Sync +373: FREG_FROB(f14,f16,f18,f20,f22,f24,f26,f28,f30) STORE_SYNC(o0, f48) membar #Sync + FREG_FROB(f30,f32,f34,f36,f38,f40,f42,f44,f46) STORE_JUMP(o0, f48, 446f) membar #Sync + VISLOOP_PAD +400: FINISH_VISCHUNK(o0, f0, f2, g3) +402: FINISH_VISCHUNK(o0, f2, f4, g3) +404: FINISH_VISCHUNK(o0, f4, f6, g3) +406: FINISH_VISCHUNK(o0, f6, f8, g3) +408: FINISH_VISCHUNK(o0, f8, f10, g3) +410: FINISH_VISCHUNK(o0, f10, f12, g3) +412: FINISH_VISCHUNK(o0, f12, f14, g3) +414: UNEVEN_VISCHUNK(o0, f14, f0, g3) +416: FINISH_VISCHUNK(o0, f16, f18, g3) +418: FINISH_VISCHUNK(o0, f18, f20, g3) +420: FINISH_VISCHUNK(o0, f20, f22, g3) +422: FINISH_VISCHUNK(o0, f22, f24, g3) +424: FINISH_VISCHUNK(o0, f24, f26, g3) +426: FINISH_VISCHUNK(o0, f26, f28, g3) +428: FINISH_VISCHUNK(o0, f28, f30, g3) +430: UNEVEN_VISCHUNK(o0, f30, f0, g3) +432: FINISH_VISCHUNK(o0, f32, f34, g3) +434: FINISH_VISCHUNK(o0, f34, f36, g3) +436: FINISH_VISCHUNK(o0, f36, f38, g3) +438: FINISH_VISCHUNK(o0, f38, f40, g3) +440: FINISH_VISCHUNK(o0, f40, f42, g3) +442: FINISH_VISCHUNK(o0, f42, f44, g3) +444: FINISH_VISCHUNK(o0, f44, f46, g3) +446: UNEVEN_VISCHUNK(o0, f46, f0, g3) +204: ldd [%o1], %f2 /* Load Group */ + add %o1, 8, %o1 /* IEU0 */ + subcc %g3, 8, %g3 /* IEU1 */ + faligndata %f0, %f2, %f8 /* GRU Group */ + std %f8, [%o0] /* Store */ + bl,pn %xcc, 205f /* CTI */ + add %o0, 8, %o0 /* IEU0 Group */ + ldd [%o1], %f0 /* Load Group */ + add %o1, 8, %o1 /* IEU0 */ + subcc %g3, 8, %g3 /* IEU1 */ + faligndata %f2, %f0, %f8 /* GRU Group */ + std %f8, [%o0] /* Store */ + bge,pt %xcc, 204b /* CTI */ + add %o0, 8, %o0 /* IEU0 Group */ +205: brz,pt %o2, 207f /* CTI Group */ + mov %g1, %o1 /* IEU0 */ +206: ldub [%o1], %g5 /* LOAD */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %xcc, 206b /* CTI */ + stb %g5, [%o0 - 1] /* Store Group */ +207: membar #StoreLoad | #StoreStore /* LSU Group */ + wr %g0, FPRS_FEF, %fprs + retl + mov %g4, %o0 + +208: andcc %o2, 1, %g0 /* IEU1 Group */ + be,pt %icc, 2f+4 /* CTI */ +1: ldub [%o1], %g5 /* LOAD Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %xcc, 209f /* CTI */ + stb %g5, [%o0 - 1] /* Store */ +2: ldub [%o1], %g5 /* LOAD Group */ + add %o0, 2, %o0 /* IEU0 */ + ldub [%o1 + 1], %o5 /* LOAD Group */ + add %o1, 2, %o1 /* IEU0 */ + subcc %o2, 2, %o2 /* IEU1 Group */ + stb %g5, [%o0 - 2] /* Store */ + bne,pt %xcc, 2b /* CTI */ + stb %o5, [%o0 - 1] /* Store */ +209: retl + mov %g4, %o0 + +ENTRY(memcpy) +210: +#ifndef USE_BPR + srl %o2, 0, %o2 /* IEU1 Group */ +#endif + brz,pn %o2, 209b /* CTI Group */ + mov %o0, %g4 /* IEU0 */ + cmp %o2, 15 /* IEU1 Group */ + bleu,pn %xcc, 208b /* CTI */ + cmp %o2, (64 * 6) /* IEU1 Group */ + bgeu,pn %xcc, 200b /* CTI */ + andcc %o0, 7, %g2 /* IEU1 Group */ + sub %o0, %o1, %g5 /* IEU0 */ + andcc %g5, 3, %o5 /* IEU1 Group */ + bne,pn %xcc, 212f /* CTI */ + andcc %o1, 3, %g0 /* IEU1 Group */ + be,a,pt %xcc, 3f /* CTI */ + andcc %o1, 4, %g0 /* IEU1 Group */ + andcc %o1, 1, %g0 /* IEU1 Group */ + be,pn %xcc, 4f /* CTI */ + andcc %o1, 2, %g0 /* IEU1 Group */ + ldub [%o1], %g2 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + sub %o2, 1, %o2 /* IEU0 Group */ + bne,pn %xcc, 5f /* CTI Group */ + stb %g2, [%o0 - 1] /* Store */ +4: lduh [%o1], %g2 /* Load Group */ + add %o1, 2, %o1 /* IEU0 */ + add %o0, 2, %o0 /* IEU1 */ + sub %o2, 2, %o2 /* IEU0 */ + sth %g2, [%o0 - 2] /* Store Group + bubble */ +5: andcc %o1, 4, %g0 /* IEU1 */ +3: be,a,pn %xcc, 2f /* CTI */ + andcc %o2, -128, %g7 /* IEU1 Group */ + lduw [%o1], %g5 /* Load Group */ + add %o1, 4, %o1 /* IEU0 */ + add %o0, 4, %o0 /* IEU1 */ + sub %o2, 4, %o2 /* IEU0 Group */ + stw %g5, [%o0 - 4] /* Store */ + andcc %o2, -128, %g7 /* IEU1 Group */ +2: be,pn %xcc, 3f /* CTI */ + andcc %o0, 4, %g0 /* IEU1 Group */ + be,pn %xcc, 82f + 4 /* CTI Group */ +5: MOVE_BIGCHUNK(o1, o0, 0x00, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x20, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x40, g1, g3, g5, o5) + MOVE_BIGCHUNK(o1, o0, 0x60, g1, g3, g5, o5) +35: subcc %g7, 128, %g7 /* IEU1 Group */ + add %o1, 128, %o1 /* IEU0 */ + bne,pt %xcc, 5b /* CTI */ + add %o0, 128, %o0 /* IEU0 Group */ +3: andcc %o2, 0x70, %g7 /* IEU1 Group */ +41: be,pn %xcc, 80f /* CTI */ + andcc %o2, 8, %g0 /* IEU1 Group */ + /* Clk1 8-( */ + /* Clk2 8-( */ + /* Clk3 8-( */ + /* Clk4 8-( */ +79: rd %pc, %o5 /* PDU Group */ + sll %g7, 1, %g5 /* IEU0 Group */ + add %o1, %g7, %o1 /* IEU1 */ + sub %o5, %g5, %o5 /* IEU0 Group */ + jmpl %o5 + %lo(80f - 79b), %g0 /* CTI Group brk forced*/ + add %o0, %g7, %o0 /* IEU0 Group */ +36: MOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g5, o5) + MOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g5, o5) +80: be,pt %xcc, 81f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 */ + ldx [%o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + stw %g2, [%o0 - 0x4] /* Store Group */ + add %o1, 8, %o1 /* IEU1 */ + srlx %g2, 32, %g2 /* IEU0 Group */ + stw %g2, [%o0 - 0x8] /* Store */ +81: be,pt %xcc, 1f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + lduw [%o1], %g2 /* Load Group */ + add %o1, 4, %o1 /* IEU0 */ + stw %g2, [%o0] /* Store Group */ + add %o0, 4, %o0 /* IEU0 */ +1: be,pt %xcc, 1f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + lduh [%o1], %g2 /* Load Group */ + add %o1, 2, %o1 /* IEU0 */ + sth %g2, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ +1: be,pt %xcc, 211f /* CTI */ + nop /* IEU1 */ + ldub [%o1], %g2 /* Load Group */ + stb %g2, [%o0] /* Store Group + bubble */ +211: retl + mov %g4, %o0 + +82: MOVE_BIGALIGNCHUNK(o1, o0, 0x00, g1, g3, g5, o5) + MOVE_BIGALIGNCHUNK(o1, o0, 0x40, g1, g3, g5, o5) +37: subcc %g7, 128, %g7 /* IEU1 Group */ + add %o1, 128, %o1 /* IEU0 */ + bne,pt %xcc, 82b /* CTI */ + add %o0, 128, %o0 /* IEU0 Group */ + andcc %o2, 0x70, %g7 /* IEU1 */ + be,pn %xcc, 84f /* CTI */ + andcc %o2, 8, %g0 /* IEU1 Group */ + /* Clk1 8-( */ + /* Clk2 8-( */ + /* Clk3 8-( */ + /* Clk4 8-( */ +83: rd %pc, %o5 /* PDU Group */ + add %o1, %g7, %o1 /* IEU0 Group */ + sub %o5, %g7, %o5 /* IEU1 */ + jmpl %o5 + %lo(84f - 83b), %g0 /* CTI Group brk forced*/ + add %o0, %g7, %o0 /* IEU0 Group */ +38: MOVE_LASTALIGNCHUNK(o1, o0, 0x60, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x50, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x40, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x30, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x20, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x10, g2, g3) + MOVE_LASTALIGNCHUNK(o1, o0, 0x00, g2, g3) +84: be,pt %xcc, 85f /* CTI Group */ + andcc %o2, 4, %g0 /* IEU1 */ + ldx [%o1], %g2 /* Load Group */ + add %o0, 8, %o0 /* IEU0 */ + add %o1, 8, %o1 /* IEU0 Group */ + stx %g2, [%o0 - 0x8] /* Store */ +85: be,pt %xcc, 1f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + lduw [%o1], %g2 /* Load Group */ + add %o0, 4, %o0 /* IEU0 */ + add %o1, 4, %o1 /* IEU0 Group */ + stw %g2, [%o0 - 0x4] /* Store */ +1: be,pt %xcc, 1f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + lduh [%o1], %g2 /* Load Group */ + add %o0, 2, %o0 /* IEU0 */ + add %o1, 2, %o1 /* IEU0 Group */ + sth %g2, [%o0 - 0x2] /* Store */ +1: be,pt %xcc, 1f /* CTI */ + nop /* IEU0 Group */ + ldub [%o1], %g2 /* Load Group */ + stb %g2, [%o0] /* Store Group + bubble */ +1: retl + mov %g4, %o0 + +212: brz,pt %g2, 2f /* CTI Group */ + mov 8, %g1 /* IEU0 */ + sub %g1, %g2, %g2 /* IEU0 Group */ + sub %o2, %g2, %o2 /* IEU0 Group */ +1: ldub [%o1], %g5 /* Load Group */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %g2, 1, %g2 /* IEU1 Group */ + bne,pt %xcc, 1b /* CTI */ + stb %g5, [%o0 - 1] /* Store */ +2: andn %o2, 7, %g5 /* IEU0 Group */ + and %o2, 7, %o2 /* IEU1 */ + fmovd %f0, %f2 /* FPU */ + alignaddr %o1, %g0, %g1 /* GRU Group */ + ldd [%g1], %f4 /* Load Group */ +1: ldd [%g1 + 0x8], %f6 /* Load Group */ + add %g1, 0x8, %g1 /* IEU0 Group */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f4, %f6, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 Group */ + be,pn %xcc, 213f /* CTI */ + add %o0, 8, %o0 /* IEU1 */ + ldd [%g1 + 0x8], %f4 /* Load Group */ + add %g1, 8, %g1 /* IEU0 */ + subcc %g5, 8, %g5 /* IEU1 */ + faligndata %f6, %f4, %f0 /* GRU Group */ + std %f0, [%o0] /* Store */ + add %o1, 8, %o1 /* IEU0 */ + bne,pn %xcc, 1b /* CTI Group */ + add %o0, 8, %o0 /* IEU0 */ +213: brz,pn %o2, 214f /* CTI Group */ + nop /* IEU0 */ + ldub [%o1], %g5 /* LOAD */ + add %o1, 1, %o1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %xcc, 206b /* CTI */ + stb %g5, [%o0 - 1] /* Store Group */ +214: wr %g0, FPRS_FEF, %fprs + retl + mov %g4, %o0 +END(memcpy) diff --git a/sysdeps/sparc/sparc64/memset.S b/sysdeps/sparc/sparc64/memset.S new file mode 100644 index 0000000..8106a5c --- /dev/null +++ b/sysdeps/sparc/sparc64/memset.S @@ -0,0 +1,316 @@ +/* Set a block of memory to some byte value. + For UltraSPARC. + Copyright (C) 1996, 97, 98, 99 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by David S. Miller (davem@caip.rutgers.edu) and + Jakub Jelinek (jj@ultra.linux.cz). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif +#define FPRS_FEF 4 + +#define SET_BLOCKS(base, offset, source) \ + stx source, [base - offset - 0x18]; \ + stx source, [base - offset - 0x10]; \ + stx source, [base - offset - 0x08]; \ + stx source, [base - offset - 0x00]; + + /* Well, memset is a lot easier to get right than bcopy... */ + .text + .align 32 +ENTRY(memset) +#ifndef USE_BPR + srl %o1, 0, %o1 + mov %o0, %g3 +#endif + brz,a,pt %o1, 50f +#ifndef USE_BPR + srl %o2, 0, %o1 +#else + mov %o2, %o1 +#endif + cmp %o2, 7 +#ifndef USE_BPR + srl %o2, 0, %o2 +#endif + bleu,pn %XCC, 17f + andcc %o0, 3, %g5 + be,pt %xcc, 4f + and %o1, 0xff, %o1 + cmp %g5, 3 + be,pn %xcc, 2f + stb %o1, [%o0 + 0x00] + cmp %g5, 2 + be,pt %xcc, 2f + stb %o1, [%o0 + 0x01] + stb %o1, [%o0 + 0x02] +2: sub %g5, 4, %g5 + sub %o0, %g5, %o0 + add %o2, %g5, %o2 +4: sllx %o1, 8, %g1 + andcc %o0, 4, %g0 + or %o1, %g1, %o1 + sllx %o1, 16, %g1 + or %o1, %g1, %o1 + be,pt %xcc, 2f + sllx %o1, 32, %g1 + stw %o1, [%o0] + sub %o2, 4, %o2 + add %o0, 4, %o0 +2: cmp %o2, 128 + or %o1, %g1, %o1 + blu,pn %xcc, 9f + andcc %o0, 0x38, %g5 + be,pn %icc, 6f + mov 64, %o5 + andcc %o0, 8, %g0 + be,pn %icc, 1f + sub %o5, %g5, %o5 + stx %o1, [%o0] + add %o0, 8, %o0 +1: andcc %o5, 16, %g0 + be,pn %icc, 1f + sub %o2, %o5, %o2 + stx %o1, [%o0] + stx %o1, [%o0 + 8] + add %o0, 16, %o0 +1: andcc %o5, 32, %g0 + be,pn %icc, 7f + andncc %o2, 0x3f, %o3 + stw %o1, [%o0] + stw %o1, [%o0 + 4] + stw %o1, [%o0 + 8] + stw %o1, [%o0 + 12] + stw %o1, [%o0 + 16] + stw %o1, [%o0 + 20] + stw %o1, [%o0 + 24] + stw %o1, [%o0 + 28] + add %o0, 32, %o0 +7: be,pn %xcc, 9f + nop + ldd [%o0 - 8], %f0 +18: wr %g0, ASI_BLK_P, %asi + membar #StoreStore | #LoadStore + andcc %o3, 0xc0, %g5 + and %o2, 0x3f, %o2 + fmovd %f0, %f2 + fmovd %f0, %f4 + andn %o3, 0xff, %o3 + fmovd %f0, %f6 + cmp %g5, 64 + fmovd %f0, %f8 + fmovd %f0, %f10 + fmovd %f0, %f12 + brz,pn %g5, 10f + fmovd %f0, %f14 + be,pn %icc, 2f + stda %f0, [%o0 + 0x00] %asi + cmp %g5, 128 + be,pn %icc, 2f + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi +2: brz,pn %o3, 12f + add %o0, %g5, %o0 +10: stda %f0, [%o0 + 0x00] %asi + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi + stda %f0, [%o0 + 0xc0] %asi +11: subcc %o3, 256, %o3 + bne,pt %xcc, 10b + add %o0, 256, %o0 +12: wr %g0, FPRS_FEF, %fprs + membar #StoreLoad | #StoreStore +9: andcc %o2, 0x78, %g5 + be,pn %xcc, 13f + andcc %o2, 7, %o2 +14: rd %pc, %o4 + srl %g5, 1, %o3 + sub %o4, %o3, %o4 + jmpl %o4 + (13f - 14b), %g0 + add %o0, %g5, %o0 +12: SET_BLOCKS (%o0, 0x68, %o1) + SET_BLOCKS (%o0, 0x48, %o1) + SET_BLOCKS (%o0, 0x28, %o1) + SET_BLOCKS (%o0, 0x08, %o1) +13: be,pn %xcc, 8f + andcc %o2, 4, %g0 + be,pn %xcc, 1f + andcc %o2, 2, %g0 + stw %o1, [%o0] + add %o0, 4, %o0 +1: be,pn %xcc, 1f + andcc %o2, 1, %g0 + sth %o1, [%o0] + add %o0, 2, %o0 +1: bne,a,pn %xcc, 8f + stb %o1, [%o0] +8: retl + mov %g3, %o0 +17: brz,pn %o2, 0f +8: add %o0, 1, %o0 + subcc %o2, 1, %o2 + bne,pt %xcc, 8b + stb %o1, [%o0 - 1] +0: retl + mov %g3, %o0 + +6: stx %o1, [%o0] + andncc %o2, 0x3f, %o3 + be,pn %xcc, 9b + nop + ba,pt %xcc, 18b + ldd [%o0], %f0 +END(memset) + +#define ZERO_BLOCKS(base, offset, source) \ + stx source, [base - offset - 0x38]; \ + stx source, [base - offset - 0x30]; \ + stx source, [base - offset - 0x28]; \ + stx source, [base - offset - 0x20]; \ + stx source, [base - offset - 0x18]; \ + stx source, [base - offset - 0x10]; \ + stx source, [base - offset - 0x08]; \ + stx source, [base - offset - 0x00]; + + .text + .align 32 +ENTRY(__bzero) +#ifndef USE_BPR + srl %o1, 0, %o1 +#endif + mov %o0, %g3 +50: cmp %o1, 7 + bleu,pn %xcc, 17f + andcc %o0, 3, %o2 + be,a,pt %xcc, 4f + andcc %o0, 4, %g0 + cmp %o2, 3 + be,pn %xcc, 2f + stb %g0, [%o0 + 0x00] + cmp %o2, 2 + be,pt %xcc, 2f + stb %g0, [%o0 + 0x01] + stb %g0, [%o0 + 0x02] +2: sub %o2, 4, %o2 + sub %o0, %o2, %o0 + add %o1, %o2, %o1 + andcc %o0, 4, %g0 +4: be,pt %xcc, 2f + cmp %o1, 128 + stw %g0, [%o0] + sub %o1, 4, %o1 + add %o0, 4, %o0 +2: blu,pn %xcc, 9f + andcc %o0, 0x38, %o2 + be,pn %icc, 6f + mov 64, %o5 + andcc %o0, 8, %g0 + be,pn %icc, 1f + sub %o5, %o2, %o5 + stx %g0, [%o0] + add %o0, 8, %o0 +1: andcc %o5, 16, %g0 + be,pn %icc, 1f + sub %o1, %o5, %o1 + stx %g0, [%o0] + stx %g0, [%o0 + 8] + add %o0, 16, %o0 +1: andcc %o5, 32, %g0 + be,pn %icc, 7f + andncc %o1, 0x3f, %o3 + stx %g0, [%o0] + stx %g0, [%o0 + 8] + stx %g0, [%o0 + 16] + stx %g0, [%o0 + 24] + add %o0, 32, %o0 +6: andncc %o1, 0x3f, %o3 +7: be,pn %xcc, 9f + wr %g0, ASI_BLK_P, %asi + membar #StoreLoad | #StoreStore | #LoadStore + fzero %f0 + andcc %o3, 0xc0, %o2 + and %o1, 0x3f, %o1 + fzero %f2 + andn %o3, 0xff, %o3 + faddd %f0, %f2, %f4 + fmuld %f0, %f2, %f6 + cmp %o2, 64 + faddd %f0, %f2, %f8 + fmuld %f0, %f2, %f10 + faddd %f0, %f2, %f12 + brz,pn %o2, 10f + fmuld %f0, %f2, %f14 + be,pn %icc, 2f + stda %f0, [%o0 + 0x00] %asi + cmp %o2, 128 + be,pn %icc, 2f + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi +2: brz,pn %o3, 12f + add %o0, %o2, %o0 +10: stda %f0, [%o0 + 0x00] %asi + stda %f0, [%o0 + 0x40] %asi + stda %f0, [%o0 + 0x80] %asi + stda %f0, [%o0 + 0xc0] %asi +11: subcc %o3, 256, %o3 + bne,pt %xcc, 10b + add %o0, 256, %o0 +12: wr %g0, FPRS_FEF, %fprs + membar #StoreLoad | #StoreStore +9: andcc %o1, 0xf8, %o2 + be,pn %xcc, 13f + andcc %o1, 7, %o1 +14: rd %pc, %o4 + srl %o2, 1, %o3 + sub %o4, %o3, %o4 + jmpl %o4 + (13f - 14b), %g0 + add %o0, %o2, %o0 +12: ZERO_BLOCKS (%o0, 0xc8, %g0) + ZERO_BLOCKS (%o0, 0x88, %g0) + ZERO_BLOCKS (%o0, 0x48, %g0) + ZERO_BLOCKS (%o0, 0x08, %g0) +13: be,pn %xcc, 8f + andcc %o1, 4, %g0 + be,pn %xcc, 1f + andcc %o1, 2, %g0 + stw %g0, [%o0] + add %o0, 4, %o0 +1: be,pn %xcc, 1f + andcc %o1, 1, %g0 + sth %g0, [%o0] + add %o0, 2, %o0 +1: bne,a,pn %xcc, 8f + stb %g0, [%o0] +8: retl + mov %g3, %o0 +17: be,pn %xcc, 13b + orcc %o1, 0, %g0 + be,pn %xcc, 0f +8: add %o0, 1, %o0 + subcc %o1, 1, %o1 + bne,pt %xcc, 8b + stb %g0, [%o0 - 1] +0: retl + mov %g3, %o0 +END(__bzero) + +weak_alias(__bzero, bzero) diff --git a/sysdeps/sparc/sparc64/stpcpy.S b/sysdeps/sparc/sparc64/stpcpy.S new file mode 100644 index 0000000..1dd48e7 --- /dev/null +++ b/sysdeps/sparc/sparc64/stpcpy.S @@ -0,0 +1,268 @@ +/* Copy SRC to DEST returning the address of the terminating '\0' in DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(__stpcpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + bne,pn %icc, 12f /* CTI */ + andcc %o1, 7, %g3 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 14f /* CTI */ + + sllx %g1, 7, %g2 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ +2: mov %o3, %g3 /* IEU0 Group */ + + sub %o3, %g1, %o2 /* IEU1 */ +3: ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + andcc %o2, %g2, %g0 /* IEU1 */ + + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + srlx %g3, 56, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ + + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + bne,pt %icc, 3b /* CTI */ + + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + sub %o0, 1, %o0 /* IEU0 */ + + .align 16 +6: ba,pt %xcc, 23f /* CTI Group */ + sub %o0, 3, %g7 /* IEU0 */ +5: sub %o0, 2, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 2] /* Store */ + + srlx %g3, 16, %g4 /* IEU0 Group */ +23: sth %g4, [%o0 - 4] /* Store */ + srlx %g3, 32, %g4 /* IEU0 Group */ + stw %g4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +8: ba,pt %xcc, 24f /* CTI Group */ + sub %o0, 5, %g7 /* IEU0 */ + +7: sub %o0, 4, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 4] /* Store */ + srlx %g3, 32, %g4 /* IEU0 Group */ +24: stw %g4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +10: ba,pt %xcc, 25f /* CTI Group */ + sub %o0, 7, %g7 /* IEU0 */ + +9: sub %o0, 6, %g7 /* IEU0 Group */ + stb %g5, [%o0 - 6] /* Store */ + srlx %g3, 48, %g4 /* IEU0 */ +25: sth %g4, [%o0 - 8] /* Store Group */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, 8, %o0 /* IEU0 */ + + .align 16 +12: or %g1, %g2, %g1 /* IEU0 Group */ + ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ +14: orcc %g0, 64, %g4 /* IEU1 Group */ + + sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + sub %o0, 1, %o0 /* IEU0 */ + + .align 16 +17: ba,pt %xcc, 26f /* CTI Group */ + subcc %o0, 3, %g7 /* IEU1 */ +18: ba,pt %xcc, 27f /* CTI Group */ + subcc %o0, 4, %g7 /* IEU1 */ + +19: ba,pt %xcc, 28f /* CTI Group */ + subcc %o0, 5, %g7 /* IEU1 */ +16: subcc %o0, 2, %g7 /* IEU1 Group */ + srlx %o3, 8, %o4 /* IEU0 */ + + stb %o4, [%o0 - 2] /* Store */ +26: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ +27: srlx %o3, 24, %o4 /* IEU0 Group */ + + stb %o4, [%o0 - 4] /* Store */ +28: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +21: ba,pt %xcc, 29f /* CTI Group */ + subcc %o0, 7, %g7 /* IEU1 */ +22: ba,pt %xcc, 30f /* CTI Group */ + subcc %o0, 8, %g7 /* IEU1 */ + +20: subcc %o0, 6, %g7 /* IEU1 Group */ + srlx %o3, 40, %o4 /* IEU0 */ + stb %o4, [%o0 - 6] /* Store */ +29: srlx %o3, 48, %o4 /* IEU0 Group */ + + stb %o4, [%o0 - 7] /* Store */ +30: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +END(__stpcpy) + +weak_alias (__stpcpy, stpcpy) diff --git a/sysdeps/sparc/sparc64/stpncpy.S b/sysdeps/sparc/sparc64/stpncpy.S new file mode 100644 index 0000000..ee1a935 --- /dev/null +++ b/sysdeps/sparc/sparc64/stpncpy.S @@ -0,0 +1,421 @@ +/* stpncpy(DST, SRC, COUNT) - Copy no more than N characters of + SRC to DEST, returning the address of the terminating '\0' in + DEST, if any, or else DEST + N. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(__stpncpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 19f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ +#endif + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + sllx %g1, 32, %g2 /* IEU0 */ + bne,pn %icc, 26f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o1, 7, %g3 /* IEU1 */ + + bne,pn %icc, 28f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldx [%o1], %o3 /* Load */ +1: add %o1, 8, %o1 /* IEU1 */ + +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 18f /* CTI */ + sub %o3, %g1, %o4 /* IEU0 */ + add %o0, 8, %o0 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_MORE + andn %o4, %o3, %o4 /* IEU1 */ +#endif + mov %o3, %g3 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + add %o1, 8, %o1 /* IEU0 Group */ + andcc %o4, %g2, %g0 /* IEU1 */ + + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0-8] /* Store Group */ + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 16f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 15f /* CTI */ + + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 14f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + sub %o0, 1, %g7 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + bne,pt %icc, 2b /* CTI */ +3: stx %g3, [%o0-8] /* Store */ + andncc %o2, 31, %g3 /* IEU1 Group */ + +4: be,pn %XCC, 41f /* CTI */ + and %o2, 31, %o2 /* IEU1 Group */ +40: stx %g0, [%o0] /* Store */ + stx %g0, [%o0 + 8] /* Store Group */ + + subcc %g3, 32, %g3 /* IEU1 */ + stx %g0, [%o0 + 16] /* Store Group */ + stx %g0, [%o0 + 24] /* Store Group */ + bne,pt %XCC, 40b /* CTI */ + + add %o0, 32, %o0 /* IEU0 */ +41: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,a,pn %XCC, 6f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 Group */ + +5: stx %g0, [%o0] /* Store */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bge,pt %XCC, 5b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + andcc %o2, 4, %g0 /* IEU1 Group */ +6: be,a,pn %icc, 7f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + stw %g0, [%o0] /* Store */ + + add %o0, 4, %o0 /* IEU0 */ + andcc %o2, 2, %g0 /* IEU1 Group */ +7: be,a,pn %icc, 8f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + + sth %g0, [%o0] /* Store */ + add %o0, 2, %o0 /* IEU0 */ + andcc %o2, 1, %g0 /* IEU1 Group */ +8: bne,a,pn %icc, 9f /* CTI */ + + stb %g0, [%o0] /* Store */ +9: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +10: subcc %o0, 2, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 8, %g3 /* IEU0 */ +11: subcc %o0, 3, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %g4, 16, %g3 /* IEU0 */ +12: subcc %o0, 4, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 24, %g3 /* IEU0 */ + +13: subcc %o0, 5, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %g4, 32, %g3 /* IEU0 */ +14: subcc %o0, 6, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %g5, 40, %g3 /* IEU0 */ +15: subcc %o0, 7, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %g4, 48, %g3 /* IEU0 */ +16: subcc %o0, 8, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + clr %g3 /* IEU0 */ + + .align 16 +17: or %o3, %o4, %o3 /* IEU0 Group */ + sub %o3, %g1, %o4 /* IEU1 */ +18: addcc %o2, 8, %o2 /* IEU1 Group */ + be,pn %XCC, 19f /* CTI */ + + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 21f /* CTI */ + srlx %o3, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 48, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 40, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 24, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 16, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 8, %o3 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +59: add %o0, 1, %o2 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + movne %icc, %o2, %o0 /* Single Group */ +19: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + +20: mov %o0, %g7 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 51f /* CTI */ + add %o0, 1, %o0 /* IEU0 Group */ + +50: stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 Group */ + bne,pt %XCC, 50b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + +51: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +21: andcc %o2, 4, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 */ + stw %g5, [%o0] /* Store Group */ + + add %o0, 4, %o0 /* IEU0 */ + mov %o3, %g5 /* IEU1 */ +22: andcc %o2, 2, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + + srlx %g5, 16, %g4 /* IEU0 */ + sth %g4, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ + mov %g5, %g4 /* IEU1 */ + +23: srlx %g4, 8, %g4 /* IEU0 Group */ + andcc %o2, 1, %g0 /* IEU1 */ + bne,a,pn %icc, 24f /* CTI */ + stb %g4, [%o0] /* Store Group */ + + retl /* CTI+IEU1 Group */ + nop /* IEU0 */ +24: retl /* CTI+IEU1 Group */ + add %o0, 1, %o0 /* IEU0 */ + + .align 16 +55: sub %o0, 1, %g7 /* IEU0 Group */ +25: andcc %o0, 7, %g0 /* IEU1 */ + be,a,pn %icc, 4b /* CTI */ + andncc %o2, 31, %g3 /* IEU1 Group */ + + stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %XCC, 25b /* CTI */ + add %o0, 1, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +26: ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +27: subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 59b /* CTI */ + add %o1, 1, %o1 /* IEU0 Group */ + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 55b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 27b /* CTI */ + + stb %o3, [%o0] /* Store */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + +28: orcc %g0, 64, %g4 /* IEU1 Group */ + sllx %g3, 3, %g5 /* IEU0 */ + sub %g4, %g5, %g4 /* IEU0 Group */ + sub %o1, %g3, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080808080 + %g3 = source alignment + %g5 = number of bits to shift left + %g4 = number of bits to shift right */ + + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + addcc %o1, 8, %o1 /* IEU1 */ +29: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + + subcc %o2, 8, %o2 /* IEU1 */ + bl,pn %XCC, 17b /* CTI */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + + or %o3, %o4, %o3 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 36f /* CTI */ + srlx %o3, 48, %g7 /* IEU0 */ + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 35f /* CTI */ + + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 34f /* CTI */ + srlx %o3, 32, %g7 /* IEU0 */ + + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 33f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 32f /* CTI */ + srlx %o3, 16, %g7 /* IEU0 */ + andcc %g7, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 31f /* CTI */ + + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 30f /* CTI */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + bne,pn %icc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + sub %o0, 1, %g7 /* IEU0 Group */ + ba,pt %xcc, 4b /* CTI */ + + andncc %o2, 31, %g3 /* IEU1 */ +30: subcc %o0, 2, %g7 /* IEU0 */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 8, %g3 /* IEU0 Group */ + +31: sllx %g7, 16, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sub %o0, 3, %g7 /* IEU1 */ +32: subcc %o0, 4, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 24, %g3 /* IEU0 */ +33: sllx %g7, 32, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + + sub %o0, 5, %g7 /* IEU1 */ +34: subcc %o0, 6, %g7 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 40, %g3 /* IEU0 */ + +35: sllx %g7, 48, %g3 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sub %o0, 7, %g7 /* IEU1 */ +36: subcc %o0, 8, %g7 /* IEU1 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 56, %g3 /* IEU0 */ +END(__stpncpy) + +weak_alias(__stpncpy, stpncpy) diff --git a/sysdeps/sparc/sparc64/strcat.S b/sysdeps/sparc/sparc64/strcat.S new file mode 100644 index 0000000..55a6468 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcat.S @@ -0,0 +1,336 @@ +/* strcat (dest, src) -- Append SRC on the end of DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> and + Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcat) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %g7 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 32f /* CTI */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + brz,pn %o3, 30f /* CTI+IEU1 */ + ldx [%o0], %o3 /* Load */ +48: add %o0, 8, %o0 /* IEU0 Group */ + +49: sub %o3, %g1, %o2 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g5 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g5, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 49b /* CTI */ + + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + srlx %o2, 32, %o2 /* IEU0 */ +50: andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pn %xcc, 51f /* CTI */ + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 29f /* CTI */ + + srlx %g3, 48, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 28f /* CTI */ + srlx %g3, 40, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 27f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 26f /* CTI */ +51: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 25f /* CTI */ + + srlx %g3, 16, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + srlx %g3, 8, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 52f /* CTI */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 49b /* CTI */ + + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 50b /* CTI */ + srlx %o2, 32, %o2 /* IEU0 */ + + .align 16 +52: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -9, %o0 /* IEU0 */ +23: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -10, %o0 /* IEU0 */ + +24: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -11, %o0 /* IEU0 */ +25: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -12, %o0 /* IEU0 */ + +26: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -13, %o0 /* IEU0 */ +27: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -14, %o0 /* IEU0 */ + +28: ba,pt %xcc, 12f /* CTI Group */ + add %o0, -15, %o0 /* IEU0 */ +29: add %o0, -16, %o0 /* IEU0 Group */ +30: andcc %o1, 7, %g3 /* IEU1 */ + +31: bne,pn %icc, 14f /* CTI */ + orcc %g0, 64, %g4 /* IEU1 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ + +2: mov %o3, %g3 /* IEU0 Group */ +3: sub %o3, %g1, %o2 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + + andcc %o2, %g2, %g0 /* IEU1 */ + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 9f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + + bne,pt %icc, 3b /* CTI */ + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +5: stb %g5, [%o0 - 2] /* Store Group */ + srlx %g3, 16, %g4 /* IEU0 */ +6: sth %g4, [%o0 - 4] /* Store Group */ + srlx %g3, 32, %g4 /* IEU0 */ + + stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +7: stb %g5, [%o0 - 4] /* Store Group */ + + srlx %g3, 32, %g4 /* IEU0 */ +8: stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +9: stb %g5, [%o0 - 6] /* Store Group */ + srlx %g3, 48, %g4 /* IEU0 */ +10: sth %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +32: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 48b /* CTI */ + ldx [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 Group */ + + brnz,a,pt %o3, 32b /* CTI+IEU1 */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + add %o0, -1, %o0 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pn %icc, 31b /* CTI */ + andcc %o1, 7, %g3 /* IEU1 Group */ +12: ldub [%o1], %o3 /* Load */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + orcc %g0, 64, %g4 /* IEU1 Group */ + +14: sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +16: srlx %o3, 8, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 2] /* Store */ +17: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ + +18: srlx %o3, 24, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 4] /* Store */ +19: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + nop + nop + +20: srlx %o3, 40, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 6] /* Store */ +21: srlx %o3, 48, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 7] /* Store */ + +22: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +END(strcat) diff --git a/sysdeps/sparc/sparc64/strchr.S b/sysdeps/sparc/sparc64/strchr.S new file mode 100644 index 0000000..8324c4c --- /dev/null +++ b/sysdeps/sparc/sparc64/strchr.S @@ -0,0 +1,479 @@ +/* strchr (str, ch) -- Return pointer to first occurrence of CH in STR. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strchr) +#ifndef USE_BPR + srl %o1, 0, %o1 /* IEU0 Group */ +#endif + brz,pn %o1, 17f /* CTI+IEU1 Group */ + sllx %o1, 8, %g3 /* IEU0 */ + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + or %g3, %o1, %g3 /* IEU1 */ + + ldub [%o0], %o3 /* Load */ + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + brz,pn %o3, 5f /* CTI+IEU1 */ + orcc %g3, %g5, %g3 /* IEU1 Group */ + sllx %g3, 32, %g5 /* IEU0 */ + cmp %o3, %o1 /* IEU1 Group */ + + be,pn %xcc, 14f /* CTI */ + or %g1, %g2, %g1 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pn %icc, 15f /* CTI */ + + add %o0, 1, %o0 /* IEU0 */ + ldx [%o0], %o3 /* Load Group */ +1: sllx %g1, 7, %g2 /* IEU0 */ + or %g3, %g5, %g3 /* IEU1 */ + + add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ + sub %o4, %g1, %o5 /* IEU1 */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + andn %o5, %o4, %o5 /* IEU1 */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %g7, %o5 /* IEU0 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %o2, %o5 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU1 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + srlx %o5, 32, %g5 /* IEU0 Group */ + add %o2, %g1, %o2 /* IEU1 */ + +3: andcc %g5, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 4f /* CTI */ + srlx %o2, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + + srlx %o2, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %o2, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %o2, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 32, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ +4: srlx %o2, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + + srlx %o2, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %o2, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 13f /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + ldxa [%o0] ASI_PNF, %o3 /* Load Group */ + sub %o4, %g1, %o5 /* IEU0 */ + + or %o5, %o2, %o5 /* IEU1 */ + add %o0, 8, %o0 /* IEU0 Group */ + andcc %o5, %g2, %g0 /* IEU1 */ + be,a,pt %xcc, 2b /* CTI */ + + xor %o3, %g3, %o4 /* IEU0 Group */ + srlx %o5, 32, %g5 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + add %o2, %g1, %o2 /* IEU1 */ + + .align 16 +5: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ +6: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ + +7: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ + +9: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ +10: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ + +11: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ +12: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ + +13: retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ +14: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + + .align 16 +15: ldub [%o0], %o3 /* Load Group */ +16: andcc %o0, 7, %g0 /* IEU1 */ + be,a,pn %icc, 1b /* CTI */ + ldx [%o0], %o3 /* Load Group */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + cmp %o3, %o1 /* IEU1 Group */ + + bne,a,pn %icc, 16b /* CTI */ + ldub [%o0], %o3 /* Load */ + retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ + + /* strchr (str, 0) */ + .align 32 + nop + .align 16 +17: sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + sllx %g1, 32, %g2 /* IEU0 Group */ + + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + bne,pn %icc, 32f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + + brz,pn %o3, 30f /* CTI+IEU1 */ + ldx [%o0], %o3 /* Load */ +18: add %o0, 8, %o0 /* IEU0 Group */ +19: sub %o3, %g1, %o2 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 19b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + addcc %o2, %g1, %g3 /* IEU1 Group */ + srlx %o2, 32, %o2 /* IEU0 */ +20: andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 21f /* CTI */ + + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 29f /* CTI */ + srlx %g3, 48, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 28f /* CTI */ + srlx %g3, 40, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 27f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 26f /* CTI */ + +21: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 25f /* CTI */ + srlx %g3, 16, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + srlx %g3, 8, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 23f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 19b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 20b /* CTI */ + srlx %o2, 32, %o2 /* IEU0 */ + + .align 16 +22: retl /* CTI+IEU1 Group */ + add %o0, -9, %o0 /* IEU0 */ +23: retl /* CTI+IEU1 Group */ + add %o0, -10, %o0 /* IEU0 */ + +24: retl /* CTI+IEU1 Group */ + add %o0, -11, %o0 /* IEU0 */ +25: retl /* CTI+IEU1 Group */ + add %o0, -12, %o0 /* IEU0 */ + +26: retl /* CTI+IEU1 Group */ + add %o0, -13, %o0 /* IEU0 */ +27: retl /* CTI+IEU1 Group */ + add %o0, -14, %o0 /* IEU0 */ + +28: retl /* CTI+IEU1 Group */ + add %o0, -15, %o0 /* IEU0 */ +29: retl /* CTI+IEU1 Group */ + add %o0, -16, %o0 /* IEU0 */ + +30: retl /* CTI+IEU1 Group */ + nop /* IEU0 */ + + .align 16 +32: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 18b /* CTI */ + ldx [%o0], %o3 /* Load */ + add %o0, 1, %o0 /* IEU0 Group */ + + brnz,a,pt %o3, 32b /* CTI+IEU1 */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + retl /* CTI+IEU1 Group */ + add %o0, -1, %o0 /* IEU0 */ +END(strchr) + + .align 32 +ENTRY(strrchr) +#ifndef USE_BPR + srl %o1, 0, %o1 /* IEU0 Group */ +#endif + brz,pn %o1, 17b /* CTI+IEU1 Group */ + clr %g4 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 13f /* CTI */ + + sllx %o1, 8, %g3 /* IEU0 */ + ldx [%o0], %o3 /* Load Group */ +1: sethi %hi(0x01010101), %g1 /* IEU0 */ + or %g3, %o1, %g3 /* IEU1 */ + + sllx %g3, 16, %g5 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + sllx %g1, 32, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + + sllx %g3, 32, %g5 /* IEU0 Group */ + or %g1, %g2, %g1 /* IEU1 */ + sllx %g1, 7, %g2 /* IEU0 Group */ + or %g3, %g5, %g3 /* IEU1 */ + + add %o0, 8, %o0 /* IEU0 Group */ + xor %o3, %g3, %o4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080088080808080 * + * %g3 = c c c c c c c c * + * %o3 = value * + * %o4 = value XOR c */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ +3: sub %o4, %g1, %o5 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + andn %o5, %o4, %o5 /* IEU1 */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %g7, %o5 /* IEU0 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + or %o5, %o2, %o5 /* IEU0 Group */ +#endif + + add %o0, 8, %o0 /* IEU1 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 2b /* CTI */ + xor %o3, %g3, %o4 /* IEU0 */ + + srlx %o5, 32, %g5 /* IEU0 Group */ + add %o2, %g1, %o2 /* IEU1 */ + andcc %g5, %g2, %g0 /* IEU1 Group */ + be,pn %xcc, 7f /* CTI */ + + srlx %o2, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 56, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 48, %g5 /* IEU0 */ + be,a,pn %icc, 4f /* CTI */ + add %o0, -16, %g4 /* IEU0 Group */ + +4: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 48, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + srlx %o2, 40, %g5 /* IEU0 */ + be,a,pn %icc, 5f /* CTI */ + add %o0, -15, %g4 /* IEU0 Group */ +5: andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %o4, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 32, %g5 /* IEU0 */ + + be,a,pn %icc, 6f /* CTI */ + add %o0, -14, %g4 /* IEU0 Group */ +6: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + + srlx %o4, 32, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 7f /* CTI */ + add %o0, -13, %g4 /* IEU0 */ + +7: srlx %o2, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + srlx %o2, 16, %g5 /* IEU0 */ + be,a,pn %icc, 8f /* CTI */ + add %o0, -12, %g4 /* IEU0 Group */ + +8: andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %o4, 16, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + srlx %o2, 8, %g5 /* IEU0 */ + be,a,pn %icc, 9f /* CTI */ + add %o0, -11, %g4 /* IEU0 Group */ +9: andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %o4, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 10f /* CTI */ + + add %o0, -10, %g4 /* IEU0 */ +10: andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,a,pn %icc, 11f /* CTI */ + add %o0, -9, %g4 /* IEU0 */ +11: ba,pt %xcc, 3b /* CTI Group */ + + xor %o3, %g3, %o4 /* IEU0 Group */ +12: retl /* CTI+IEU1 Group */ + mov %g4, %o0 /* IEU0 */ + + .align 16 +13: ldub [%o0], %o3 /* Load Group */ + add %o0, 1, %o0 /* IEU0 */ +14: andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12b /* CTI */ + + cmp %o3, %o1 /* IEU1 Group */ + ldub [%o0], %o3 /* Load */ + be,a,pn %icc, 15f /* CTI */ + add %o0, -1, %g4 /* IEU0 Group */ + +15: andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 14b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + ba,pt %xcc, 1b /* CTI Group */ + + ldx [%o0], %o3 /* Load */ +END(strrchr) + +weak_alias (strchr, index) +weak_alias (strrchr, rindex) diff --git a/sysdeps/sparc/sparc64/strcmp.S b/sysdeps/sparc/sparc64/strcmp.S new file mode 100644 index 0000000..1288688 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcmp.S @@ -0,0 +1,274 @@ +/* Compare two strings for differences. + For SPARC v9. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcmp) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,pn %icc, 7f /* CTI */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + + andcc %o1, 7, %g3 /* IEU1 */ + bne,pn %icc, 9f /* CTI */ + sllx %g1, 32, %g2 /* IEU0 Group */ + ldx [%o0], %o2 /* Load */ + + or %g1, %g2, %g1 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + sub %o1, %o0, %o1 /* IEU1 */ + sllx %g1, 7, %g2 /* IEU0 Group */ + +2: add %o0, 8, %o0 /* IEU1 */ + sub %o2, %g1, %g3 /* IEU0 Group */ + subcc %o2, %o3, %g0 /* IEU1 */ + bne,pn %xcc, 13f /* CTI */ + +#ifdef EIGHTBIT_NOT_RARE + andn %g3, %o2, %g4 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g4, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o2 /* Load Group */ + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,a,pt %xcc, 2b /* CTI */ + ldxa [%o1 + %o0] ASI_PNF, %o3 /* Load Group */ + + addcc %g3, %g1, %o4 /* IEU1 */ + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 3f /* CTI */ + + srlx %o4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 48, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 40, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + srlx %o4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + +3: srlx %o4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 16, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 8, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + bne,a,pn %icc, 2b /* CTI */ + ldxa [%o1 + %o0] ASI_PNF, %o3 /* Load */ + +4: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 32 +13: mov 0xff, %g7 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andcc %g4, %g2, %g0 /* IEU1 */ +#else + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,pt %xcc, 25f /* CTI */ + addcc %g3, %g1, %o4 /* IEU1 Group */ + + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 23f /* CTI */ + sllx %g7, 56, %o5 /* IEU0 */ + + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ + sllx %g7, 48, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + + be,pn %xcc, 24f /* CTI */ + sllx %g7, 40, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ + + sllx %g7, 32, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %xcc, 24f /* CTI */ +23: sllx %g7, 24, %o5 /* IEU0 */ + + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + sllx %g7, 16, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + + be,pn %icc, 24f /* CTI */ + sllx %g7, 8, %o5 /* IEU0 */ + andcc %o4, %o5, %g0 /* IEU1 Group */ + be,pn %icc, 24f /* CTI */ + + mov %g7, %o5 /* IEU0 */ +25: cmp %o4, %o3 /* IEU1 Group */ +5: mov -1, %o0 /* IEU0 */ + retl /* CTI+IEU1 Group */ + + movgu %xcc, 1, %o0 /* Single Group */ + + .align 16 +24: sub %o5, 1, %g7 /* IEU0 Group */ + clr %o0 /* IEU1 */ + or %o5, %g7, %o5 /* IEU0 Group */ + andn %o4, %o5, %o4 /* IEU0 Group */ + + andn %o3, %o5, %o3 /* IEU1 */ + cmp %o4, %o3 /* IEU1 Group */ + movgu %xcc, 1, %o0 /* Single Group */ + retl /* CTI+IEU1 Group */ + + movlu %xcc, -1, %o0 /* Single Group */ +6: retl /* CTI+IEU1 Group */ + mov %o4, %o0 /* IEU0 */ + + .align 16 +7: ldub [%o0], %o2 /* Load */ + add %o0, 1, %o0 /* IEU1 */ + ldub [%o1], %o3 /* Load Group */ + sllx %g1, 32, %g2 /* IEU0 */ + +8: add %o1, 1, %o1 /* IEU1 */ + subcc %o2, %o3, %o4 /* IEU1 Group */ + bne,pn %xcc, 6b /* CTI */ + lduba [%o0] ASI_PNF, %o2 /* Load */ + + brz,pn %o3, 4b /* CTI+IEU1 Group */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pn %icc, 8b /* CTI */ + + add %o0, 1, %o0 /* IEU0 */ + or %g1, %g2, %g1 /* IEU0 Group */ + andcc %o1, 7, %g3 /* IEU1 */ + be,a,pn %icc, 1b /* CTI */ + + ldxa [%o0] ASI_PNF, %o2 /* Load Group */ +9: sllx %g3, 3, %g5 /* IEU0 */ + mov 64, %o5 /* IEU1 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + + sub %o5, %g5, %o5 /* IEU1 */ + ldxa [%o1] ASI_PNF, %g7 /* Load Group */ + or %g1, %g2, %g1 /* IEU0 */ + sub %o1, %o0, %o1 /* IEU1 */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + * %g2 = 8080808080800880 + * %g5 = number of bits to shift left + * %o5 = number of bits to shift right */ +10: sllx %g7, %g5, %o3 /* IEU0 Group */ + ldxa [%o1 + %o0] ASI_PNF, %g7 /* Load */ + +11: srlx %g7, %o5, %o4 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + or %o3, %o4, %o3 /* IEU1 */ + add %o0, 8, %o0 /* IEU0 Group */ + + subcc %o2, %o3, %g0 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + sub %o2, %g1, %g3 /* IEU0 Group */ + bne,pn %xcc, 13b /* CTI */ + andn %g3, %o2, %g4 /* IEU0 Group */ + + andcc %g4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 10b /* CTI */ + srlx %g4, 32, %g4 /* IEU0 */ + andcc %g4, %g2, %g0 /* IEU1 Group */ +#else + bne,pn %xcc, 13b /* CTI */ + sub %o2, %g1, %g3 /* IEU0 Group */ + andcc %g3, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 10b /* CTI */ + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 12f /* CTI */ + + srlx %o2, 56, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 48, %g3 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 40, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ + srlx %o2, 32, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + +12: srlx %o2, 24, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 16, %g3 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %o2, 8, %g3 /* IEU0 */ + andcc %g3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + sllx %g7, %g5, %o3 /* IEU0 */ + + ba,pt %xcc, 11b /* CTI Group */ + ldxa [%o1 + %o0] ASI_PNF, %g7 /* Load */ +END(strcmp) diff --git a/sysdeps/sparc/sparc64/strcpy.S b/sysdeps/sparc/sparc64/strcpy.S new file mode 100644 index 0000000..773caf5 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcpy.S @@ -0,0 +1,239 @@ +/* Copy SRC to DEST returning DEST. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strcpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %g7 /* IEU1 */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + bne,pn %icc, 12f /* CTI */ + andcc %o1, 7, %g3 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + + bne,pn %icc, 14f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ +1: ldx [%o1], %o3 /* Load */ + add %o1, 8, %o1 /* IEU1 */ + +2: mov %o3, %g3 /* IEU0 Group */ +3: sub %o3, %g1, %o2 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %g3, %o2 /* IEU0 Group */ +#endif + add %o0, 8, %o0 /* IEU0 Group */ + + andcc %o2, %g2, %g0 /* IEU1 */ + add %o1, 8, %o1 /* IEU0 Group */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0 - 8] /* Store */ + + srlx %g3, 56, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 9f /* CTI */ + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 8f /* CTI */ + + srlx %g3, 24, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 5f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + stx %g3, [%o0 - 8] /* Store Group */ + andcc %g3, 0xff, %g0 /* IEU1 */ + + bne,pt %icc, 3b /* CTI */ + mov %o3, %g3 /* IEU0 Group */ +4: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +5: stb %g5, [%o0 - 2] /* Store Group */ + srlx %g3, 16, %g4 /* IEU0 */ +6: sth %g4, [%o0 - 4] /* Store Group */ + srlx %g3, 32, %g4 /* IEU0 */ + + stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +7: stb %g5, [%o0 - 4] /* Store Group */ + + srlx %g3, 32, %g4 /* IEU0 */ +8: stw %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +9: stb %g5, [%o0 - 6] /* Store Group */ + srlx %g3, 48, %g4 /* IEU0 */ +10: sth %g4, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ +11: stb %g5, [%o0 - 8] /* Store Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +12: or %g1, %g2, %g1 /* IEU0 Group */ + ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store Group */ + +13: add %o0, 1, %o0 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 13b /* CTI */ + stb %o3, [%o0] /* Store */ + + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ +14: orcc %g0, 64, %g4 /* IEU1 Group */ + + sllx %g3, 3, %g5 /* IEU0 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + sub %g4, %g5, %g4 /* IEU1 */ + /* %g1 = 0101010101010101 * + * %g2 = 8080808080808080 * + * %g3 = source alignment * + * %g5 = number of bits to shift left * + * %g4 = number of bits to shift right */ + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + + addcc %o1, 8, %o1 /* IEU1 */ +15: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + srlx %o5, %g4, %o4 /* IEU0 Group */ + + add %o0, 8, %o0 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + sub %o3, %g1, %o4 /* IEU0 Group */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + srlx %o3, 56, %o4 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 21f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 19f /* CTI */ + srlx %o3, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 18f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 17f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 15b /* CTI */ + stx %o3, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + + mov %g7, %o0 /* IEU0 */ + + .align 16 +16: srlx %o3, 8, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 2] /* Store */ +17: srlx %o3, 16, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 3] /* Store */ + +18: srlx %o3, 24, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 4] /* Store */ +19: srlx %o3, 32, %o4 /* IEU0 Group */ + stw %o4, [%o0 - 8] /* Store */ + + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + nop + nop + +20: srlx %o3, 40, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 6] /* Store */ +21: srlx %o3, 48, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 7] /* Store */ + +22: srlx %o3, 56, %o4 /* IEU0 Group */ + stb %o4, [%o0 - 8] /* Store */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +END(strcpy) diff --git a/sysdeps/sparc/sparc64/strcspn.S b/sysdeps/sparc/sparc64/strcspn.S new file mode 100644 index 0000000..51876b0 --- /dev/null +++ b/sysdeps/sparc/sparc64/strcspn.S @@ -0,0 +1,211 @@ +/* strcspn (str, ss) -- Return the length of the initial segment of STR + which contains no characters from SS. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strcspn) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %o4, [%sp + STACK_OFFSET] /* Store Group */ + mov %o0, %g7 /* IEU0 */ + + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ + +1: ldub [%o1], %o2 /* Load Group */ + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + + or %g2, %g1, %g2 /* IEU0 Group */ + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 4f /* CTI */ + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %g2, %g1, %g0 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + bne,a,pt %icc, 3b /* CTI */ + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + + srlx %o2, 56, %g3 /* IEU0 Group */ +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + + srlx %o2, 51, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 13f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 43, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 14f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 35, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 15f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 27, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 16f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 19, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 17f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 11, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g3 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + be,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +18: sub %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +17: add %o0, 4, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +16: add %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +15: add %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +14: add %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ +END(strcspn) diff --git a/sysdeps/sparc/sparc64/strlen.S b/sysdeps/sparc/sparc64/strlen.S new file mode 100644 index 0000000..3facf40 --- /dev/null +++ b/sysdeps/sparc/sparc64/strlen.S @@ -0,0 +1,172 @@ +/* Determine the length of a string. For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strlen) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ + ldub [%o0], %o3 /* Load */ + or %g1, %lo(0x01010101), %g1 /* IEU0 Group */ + mov %o0, %o1 /* IEU1 */ + + sllx %g1, 32, %g2 /* IEU0 Group */ + andcc %o0, 7, %g0 /* IEU1 */ + or %g1, %g2, %g1 /* IEU0 Group */ + brz,pn %o3, 13f /* CTI+IEU1 */ + + sllx %g1, 7, %g2 /* IEU0 Group */ + bne,a,pn %icc, 15f /* CTI */ + add %o0, 1, %o0 /* IEU1 */ + /* %g1 = 0x0101010101010101 * + * %g2 = 0x8080808080808080 * + * %o0 = string pointer * + * %o1 = start of string */ +1: ldx [%o0], %o3 /* Load Group */ + + add %o0, 8, %o0 /* IEU1 */ +2: sub %o3, %g1, %o2 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o2, %o3, %g7 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ +#ifdef EIGHTBIT_NOT_RARE + srlx %g7, 32, %g7 /* IEU0 */ + +3: andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + srlx %o2, 32, %o2 /* IEU0 */ + +3: andcc %o2, %g2, %g0 /* IEU1 Group */ +#endif + be,pn %xcc, 4f /* CTI */ + srlx %g3, 56, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 12f /* CTI */ + srlx %g3, 48, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 11f /* CTI */ + + srlx %g3, 40, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + srlx %g3, 32, %o2 /* IEU0 */ + + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 9f /* CTI */ +4: srlx %g3, 24, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 8f /* CTI */ + srlx %g3, 16, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 7f /* CTI */ + + srlx %g3, 8, %o2 /* IEU0 */ + andcc %o2, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 6f /* CTI */ + sub %o3, %g1, %o2 /* IEU0 */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 5f /* CTI */ + ldxa [%o0] ASI_PNF, %o3 /* Load */ + andcc %o2, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 2b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + addcc %o2, %g1, %g3 /* IEU1 Group */ + ba,pt %xcc, 3b /* CTI */ + + srlx %o2, 32, %o2 /* IEU0 */ +5: add %o0, -9, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ + +6: add %o0, -10, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +7: add %o0, -11, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +8: add %o0, -12, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, %o1, %o0 /* IEU0 */ +9: add %o0, -13, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ + +10: add %o0, -14, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +11: add %o0, -15, %o0 /* IEU0 Group */ + + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +12: add %o0, -16, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + sub %o0, %o1, %o0 /* IEU0 */ +13: retl /* CTI+IEU1 Group */ + mov 0, %o0 /* IEU0 */ + nop + +15: ldub [%o0], %o3 /* Load Group */ +16: andcc %o0, 7, %g0 /* IEU1 */ + be,pn %icc, 1b /* CTI */ + nop /* IEU0 Group */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,a,pt %icc, 16b /* CTI */ + lduba [%o0] ASI_PNF, %o3 /* Load */ + + add %o0, -1, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %o1, %o0 /* IEU0 */ +END(strlen) diff --git a/sysdeps/sparc/sparc64/strncmp.S b/sysdeps/sparc/sparc64/strncmp.S new file mode 100644 index 0000000..361748d --- /dev/null +++ b/sysdeps/sparc/sparc64/strncmp.S @@ -0,0 +1,359 @@ +/* Compare no more than N characters of S1 and S2, returning less than, + equal to or greater than zero if S1 is lexicographically less than, + equal to or greater than S2. + For SPARC v9. + Copyright (C) 1997, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strncmp) +#ifdef USE_BPR + brz,pn %o2, 4f /* CTI+IEU1 Group */ +#else + tst %o2 /* IEU1 Group */ + be,pn %XCC, 4f /* CTI */ +#endif + sethi %hi(0x1010101), %g1 /* IEU0 */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,pn %icc, 9f /* CTI */ + + or %g1, %lo(0x1010101), %g1 /* IEU0 */ + andcc %o1, 7, %g3 /* IEU1 Group */ + bne,pn %icc, 11f /* CTI */ + sllx %g1, 32, %g2 /* IEU0 */ + + ldx [%o0], %g4 /* Load Group */ + or %g1, %g2, %g1 /* IEU0 */ +1: ldx [%o1], %o3 /* Load Group */ + sllx %g1, 7, %g2 /* IEU0 */ + + add %o0, 8, %o0 /* IEU1 */ +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 5f /* CTI */ + add %o1, 8, %o1 /* IEU0 */ + + sub %g4, %g1, %g3 /* IEU0 Group */ + subcc %g4, %o3, %o4 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + andn %g3, %g4, %g7 /* IEU0 Group */ +#endif + bne,pn %xcc, 6f /* CTI */ + ldxa [%o0] ASI_PNF, %g4 /* Load Group */ + + add %o0, 8, %o0 /* IEU0 */ +#ifdef EIGHTBIT_NOT_RARE + andcc %g7, %g2, %g0 /* IEU1 */ +#else + andcc %g3, %g2, %g0 /* IEU1 */ +#endif + be,a,pt %xcc, 2b /* CTI */ + ldxa [%o1] ASI_PNF, %o3 /* Load Group */ + + addcc %g3, %g1, %o4 /* IEU1 */ +#ifdef EIGHTBIT_NOT_RARE + srlx %g7, 32, %g7 /* IEU0 */ + andcc %g7, %g2, %g0 /* IEU1 Group */ +#else + srlx %g3, 32, %g3 /* IEU0 */ + andcc %g3, %g2, %g0 /* IEU1 Group */ +#endif + be,pt %xcc, 3f /* CTI */ + + srlx %o4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 48, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 40, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + srlx %o4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + +3: srlx %o4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 16, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4f /* CTI */ + srlx %o4, 8, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4f /* CTI */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + bne,a,pn %icc, 2b /* CTI */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + +4: retl /* CTI+IEU1 Group */ + clr %o0 /* IEU0 */ + + .align 16 +5: srlx %g4, 56, %o4 /* IEU0 Group */ + cmp %o2, -8 /* IEU1 */ + be,pn %XCC, 4b /* CTI */ + srlx %o3, 56, %o5 /* IEU0 Group */ + + andcc %o4, 0xff, %g0 /* IEU1 */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 48, %o5 /* IEU0 */ + cmp %o2, -7 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 48, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 40, %o5 /* IEU0 */ + cmp %o2, -6 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 40, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 32, %o5 /* IEU0 */ + cmp %o2, -5 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 32, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 24, %o5 /* IEU0 */ + cmp %o2, -4 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 24, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 16, %o5 /* IEU0 */ + cmp %o2, -3 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 16, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + + srlx %o3, 8, %o5 /* IEU0 */ + cmp %o2, -2 /* IEU1 Group */ + be,pn %XCC, 4b /* CTI */ + srlx %g4, 8, %o4 /* IEU0 */ + + retl /* CTI+IEU1 Group */ + sub %o4, %o5, %o0 /* IEU0 */ +6: addcc %o3, %o4, %g4 /* IEU1 */ +7: srlx %o3, 56, %o5 /* IEU0 */ + + srlx %g4, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 48, %o5 /* IEU0 */ + srlx %g4, 48, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 40, %o5 /* IEU0 */ + + srlx %g4, 40, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 32, %o5 /* IEU0 */ + srlx %g4, 32, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 24, %o5 /* IEU0 */ + + srlx %g4, 24, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 16, %o5 /* IEU0 */ + srlx %g4, 16, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + bne,pn %xcc, 8f /* CTI */ + srlx %o3, 8, %o5 /* IEU0 */ + + srlx %g4, 8, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %xcc, 8f /* CTI */ + subcc %o4, %o5, %o4 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + sub %g4, %o3, %o0 /* IEU0 */ +8: retl /* CTI+IEU1 Group */ + mov %o4, %o0 /* IEU0 */ + +9: ldub [%o0], %g4 /* Load Group */ + add %o0, 1, %o0 /* IEU0 */ + ldub [%o1], %o3 /* Load Group */ + sllx %g1, 32, %g2 /* IEU0 */ + +10: subcc %o2, 1, %o2 /* IEU1 Group */ + be,pn %XCC, 8b /* CTI */ + sub %g4, %o3, %o4 /* IEU0 */ + add %o1, 1, %o1 /* IEU0 Group */ + + cmp %g4, %o3 /* IEU1 */ + bne,pn %xcc, 8b /* CTI */ + lduba [%o0] ASI_PNF, %g4 /* Load Group */ + andcc %o3, 0xff, %g0 /* IEU1 */ + + be,pn %icc, 4b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load Group */ + andcc %o0, 7, %g0 /* IEU1 */ + bne,a,pn %icc, 10b /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + or %g1, %g2, %g1 /* IEU1 */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,pn %icc, 1b /* CTI */ + + ldxa [%o0] ASI_PNF, %g4 /* Load */ +11: sllx %g3, 3, %g5 /* IEU0 Group */ + mov 64, %g7 /* IEU1 */ + sub %o1, %g3, %o1 /* IEU0 Group */ + + sub %g7, %g5, %g7 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o4 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080800880 + %g3 = %o1 alignment + %g5 = number of bits to shift left + %g7 = number of bits to shift right */ + +12: sllx %o4, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o4 /* Load */ + add %o1, 8, %o1 /* IEU1 */ +13: ldxa [%o0] ASI_PNF, %g4 /* Load Group */ + + addcc %o0, 8, %o0 /* IEU1 */ + srlx %o4, %g7, %o5 /* IEU0 */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 5b /* CTI */ + + or %o3, %o5, %o3 /* IEU0 */ + cmp %g4, %o3 /* IEU1 Group */ + bne,pn %xcc, 7b /* CTI */ + sub %g4, %g1, %o5 /* IEU0 */ + +#ifdef EIGHTBIT_NOT_RARE + andn %o5, %g4, %o5 /* IEU0 Group */ +#endif + andcc %o5, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 12b /* CTI */ + srlx %o5, 32, %o5 /* IEU0 */ + andcc %o5, %g2, %g0 /* IEU1 Group */ + + be,pt %xcc, 14f /* CTI */ + srlx %g4, 56, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + srlx %g4, 48, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 40, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 32, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 4b /* CTI */ +14: srlx %g4, 24, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + srlx %g4, 16, %o5 /* IEU0 */ + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + srlx %g4, 8, %o5 /* IEU0 */ + + andcc %o5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 4b /* CTI */ + + sllx %o4, %g5, %o3 /* IEU0 */ + ldxa [%o1] ASI_PNF, %o4 /* Load Group */ + ba,pt %xcc, 13b /* CTI */ + add %o1, 8, %o1 /* IEU0 */ +END(strncmp) diff --git a/sysdeps/sparc/sparc64/strncpy.S b/sysdeps/sparc/sparc64/strncpy.S new file mode 100644 index 0000000..3d850a8 --- /dev/null +++ b/sysdeps/sparc/sparc64/strncpy.S @@ -0,0 +1,393 @@ +/* strncpy(DST, SRC, COUNT) - Copy no more than COUNT bytes of the + null-terminated string from SRC to DST. If SRC does not cover all of + COUNT, the balance is zeroed. + For SPARC v9. + Copyright (C) 1998, 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jan Vondrak <jvon4518@ss1000.ms.mff.cuni.cz> and + Jakub Jelinek <jj@ultra.linux.cz>. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define USE_BPR +#endif + + /* Normally, this uses + ((xword - 0x0101010101010101) & 0x8080808080808080) test + to find out if any byte in xword could be zero. This is fast, but + also gives false alarm for any byte in range 0x81-0xff. It does + not matter for correctness, as if this test tells us there could + be some zero byte, we check it byte by byte, but if bytes with + high bits set are common in the strings, then this will give poor + performance. You can #define EIGHTBIT_NOT_RARE and the algorithm + will use one tick slower, but more precise test + ((xword - 0x0101010101010101) & (~xword) & 0x8080808080808080), + which does not give any false alarms (but if some bits are set, + one cannot assume from it which bytes are zero and which are not). + It is yet to be measured, what is the correct default for glibc + in these days for an average user. + */ + + .text + .align 32 +ENTRY(strncpy) + sethi %hi(0x01010101), %g1 /* IEU0 Group */ +#ifdef USE_BPR + brz,pn %o2, 19f /* CTI+IEU1 */ +#else + tst %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ +#endif + mov %o0, %g7 /* IEU0 Group */ + or %g1, %lo(0x01010101), %g1 /* IEU1 */ + + andcc %o0, 7, %g0 /* IEU1 Group */ + sllx %g1, 32, %g2 /* IEU0 */ + bne,pn %icc, 26f /* CTI */ + or %g1, %g2, %g1 /* IEU0 Group */ + + andcc %o1, 7, %g3 /* IEU1 */ + bne,pn %icc, 28f /* CTI */ + sllx %g1, 7, %g2 /* IEU0 Group */ + ldx [%o1], %o3 /* Load */ + +1: add %o1, 8, %o1 /* IEU1 */ +2: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,pn %XCC, 18f /* CTI */ + sub %o3, %g1, %o4 /* IEU0 */ + + add %o0, 8, %o0 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_MORE + andn %o4, %o3, %o4 /* IEU1 */ +#endif + mov %o3, %g3 /* IEU1 */ + ldxa [%o1] ASI_PNF, %o3 /* Load */ + add %o1, 8, %o1 /* IEU0 Group */ + + andcc %o4, %g2, %g0 /* IEU1 */ + be,a,pt %xcc, 2b /* CTI */ + stx %g3, [%o0-8] /* Store Group */ + srlx %g3, 56, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 16f /* CTI */ + srlx %g3, 48, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 15f /* CTI */ + srlx %g3, 40, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 14f /* CTI */ + + srlx %g3, 32, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 13f /* CTI */ + srlx %g3, 24, %g5 /* IEU0 */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 12f /* CTI */ + srlx %g3, 16, %g4 /* IEU0 */ + andcc %g4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 11f /* CTI */ + srlx %g3, 8, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 10f /* CTI */ + + andcc %g3, 0xff, %g0 /* IEU1 Group */ + bne,pt %icc, 2b /* CTI */ +3: stx %g3, [%o0-8] /* Store */ + andncc %o2, 31, %g3 /* IEU1 Group */ + +4: be,pn %XCC, 41f /* CTI */ + and %o2, 31, %o2 /* IEU1 Group */ +40: stx %g0, [%o0] /* Store */ + stx %g0, [%o0 + 8] /* Store Group */ + + subcc %g3, 32, %g3 /* IEU1 */ + stx %g0, [%o0 + 16] /* Store Group */ + stx %g0, [%o0 + 24] /* Store Group */ + bne,pt %XCC, 40b /* CTI */ + + add %o0, 32, %o0 /* IEU0 */ +41: subcc %o2, 8, %o2 /* IEU1 Group */ + bl,a,pn %XCC, 6f /* CTI */ + andcc %o2, 4, %g0 /* IEU1 Group */ + +5: stx %g0, [%o0] /* Store */ + subcc %o2, 8, %o2 /* IEU1 Group */ + bge,pt %XCC, 5b /* CTI */ + add %o0, 8, %o0 /* IEU0 */ + + andcc %o2, 4, %g0 /* IEU1 Group */ +6: be,a,pn %icc, 7f /* CTI */ + andcc %o2, 2, %g0 /* IEU1 Group */ + stw %g0, [%o0] /* Store */ + + add %o0, 4, %o0 /* IEU0 */ + andcc %o2, 2, %g0 /* IEU1 Group */ +7: be,a,pn %icc, 8f /* CTI */ + andcc %o2, 1, %g0 /* IEU1 Group */ + + sth %g0, [%o0] /* Store */ + add %o0, 2, %o0 /* IEU0 */ + andcc %o2, 1, %g0 /* IEU1 Group */ +8: bne,a,pn %icc, 9f /* CTI */ + + stb %g0, [%o0] /* Store */ +9: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +10: ba,pt %xcc, 3b /* CTI */ + sllx %g5, 8, %g3 /* IEU0 */ +11: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 16, %g3 /* IEU0 */ + +12: ba,pt %xcc, 3b /* CTI Group */ + sllx %g5, 24, %g3 /* IEU0 */ +13: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 32, %g3 /* IEU0 */ + +14: ba,pt %xcc, 3b /* CTI Group */ + sllx %g5, 40, %g3 /* IEU0 */ +15: ba,pt %xcc, 3b /* CTI Group */ + sllx %g4, 48, %g3 /* IEU0 */ + +16: ba,pt %xcc, 3b /* CTI */ + sllx %g5, 56, %g3 /* IEU0 */ +17: or %o3, %o4, %o3 /* IEU0 Group */ + sub %o3, %g1, %o4 /* IEU1 */ + +18: addcc %o2, 8, %o2 /* IEU1 Group */ + be,pn %XCC, 19f /* CTI */ + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,pt %xcc, 21f /* CTI */ + + srlx %o3, 56, %g5 /* IEU0 */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 48, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 40, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 19f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + + srlx %o3, 24, %g5 /* IEU0 Group */ + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + + add %o0, 1, %o0 /* IEU0 Group */ + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 16, %g5 /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 20f /* CTI */ + stb %g5, [%o0] /* Store */ + add %o0, 1, %o0 /* IEU0 Group */ + + subcc %o2, 1, %o2 /* IEU1 */ + be,pn %XCC, 19f /* CTI */ + srlx %o3, 8, %g5 /* IEU0 Group */ + stb %g5, [%o0] /* Store */ + +19: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +50: stb %g0, [%o0] /* Store Group */ +20: subcc %o2, 1, %o2 /* IEU1 Group */ + + bne,pt %XCC, 50b /* CTI */ + add %o0, 1, %o0 /* IEU0 */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + +21: andcc %o2, 4, %g0 /* IEU1 Group */ + be,pn %icc, 22f /* CTI */ + srlx %o3, 32, %g5 /* IEU0 */ + stw %g5, [%o0] /* Store Group */ + + add %o0, 4, %o0 /* IEU0 */ + mov %o3, %g5 /* IEU1 */ +22: andcc %o2, 2, %g0 /* IEU1 Group */ + be,pn %icc, 23f /* CTI */ + + srlx %g5, 16, %g4 /* IEU0 */ + sth %g4, [%o0] /* Store Group */ + add %o0, 2, %o0 /* IEU0 */ + mov %g5, %g4 /* IEU1 */ + +23: srlx %g4, 8, %g4 /* IEU0 Group */ + andcc %o2, 1, %g0 /* IEU1 */ + bne,a,pn %icc, 24f /* CTI */ + stb %g4, [%o0] /* Store Group */ + +24: retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ +25: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pn %icc, 4b /* CTI */ + + andncc %o2, 31, %g3 /* IEU1 Group */ + stb %g0, [%o0] /* Store Group */ + subcc %o2, 1, %o2 /* IEU1 */ + bne,pt %XCC, 25b /* CTI */ + + add %o0, 1, %o0 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + mov %g7, %o0 /* IEU0 */ + + .align 16 +26: ldub [%o1], %o3 /* Load */ + sllx %g1, 7, %g2 /* IEU0 Group */ + stb %o3, [%o0] /* Store */ +27: subcc %o2, 1, %o2 /* IEU1 */ + + be,pn %XCC, 9b /* CTI */ + add %o1, 1, %o1 /* IEU0 Group */ + add %o0, 1, %o0 /* IEU1 */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 25b /* CTI */ + lduba [%o1] ASI_PNF, %o3 /* Load */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 27b /* CTI */ + + stb %o3, [%o0] /* Store */ + andcc %o1, 7, %g3 /* IEU1 Group */ + be,a,pt %icc, 1b /* CTI */ + ldx [%o1], %o3 /* Load */ + +28: orcc %g0, 64, %g4 /* IEU1 Group */ + sllx %g3, 3, %g5 /* IEU0 */ + sub %g4, %g5, %g4 /* IEU0 Group */ + sub %o1, %g3, %o1 /* IEU1 */ + /* %g1 = 0101010101010101 + %g2 = 8080808080808080 + %g3 = source alignment + %g5 = number of bits to shift left + %g4 = number of bits to shift right */ + + ldxa [%o1] ASI_PNF, %o5 /* Load Group */ + addcc %o1, 8, %o1 /* IEU1 */ + +29: sllx %o5, %g5, %o3 /* IEU0 Group */ + ldxa [%o1] ASI_PNF, %o5 /* Load */ + subcc %o2, 8, %o2 /* IEU1 */ + bl,pn %XCC, 17b /* CTI */ + + srlx %o5, %g4, %o4 /* IEU0 Group */ + add %o1, 8, %o1 /* IEU1 */ + or %o3, %o4, %o3 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + + sub %o3, %g1, %o4 /* IEU0 Group */ +#ifdef EIGHTBIT_NOT_RARE + andn %o4, %o3, %o4 /* IEU0 Group */ +#endif + andcc %o4, %g2, %g0 /* IEU1 Group */ + be,a,pt %xcc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + + srlx %o3, 56, %o4 /* IEU0 Group */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 36f /* CTI */ + srlx %o3, 48, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 35f /* CTI */ + srlx %o3, 40, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 34f /* CTI */ + srlx %o3, 32, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 33f /* CTI */ + + srlx %o3, 24, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 32f /* CTI */ + srlx %o3, 16, %o4 /* IEU0 */ + + andcc %o4, 0xff, %g0 /* IEU1 Group */ + be,pn %icc, 31f /* CTI */ + srlx %o3, 8, %o4 /* IEU0 */ + andcc %o4, 0xff, %g0 /* IEU1 Group */ + + be,pn %icc, 30f /* CTI */ + andcc %o3, 0xff, %g0 /* IEU1 Group */ + bne,pn %icc, 29b /* CTI */ + stx %o3, [%o0-8] /* Store */ + + ba,pt %xcc, 4b /* CTI Group */ + andncc %o2, 31, %g3 /* IEU1 */ +30: srlx %o3, 8, %o4 /* IEU0 */ + ba,pt %xcc, 3b /* CTI */ + + sllx %o4, 8, %g3 /* IEU0 Group */ +31: srlx %o3, 16, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 16, %g3 /* IEU0 Group */ + +32: srlx %o3, 24, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 24, %g3 /* IEU0 Group */ +33: srlx %o3, 32, %o4 /* IEU0 Group */ + + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 32, %g3 /* IEU0 Group */ +34: srlx %o3, 40, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + + sllx %o4, 40, %g3 /* IEU0 Group */ +35: srlx %o3, 48, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 48, %g3 /* IEU0 Group */ + +36: srlx %o3, 56, %o4 /* IEU0 Group */ + ba,pt %xcc, 3b /* CTI */ + sllx %o4, 56, %g3 /* IEU0 Group */ +END(strncpy) diff --git a/sysdeps/sparc/sparc64/strpbrk.S b/sysdeps/sparc/sparc64/strpbrk.S new file mode 100644 index 0000000..c23ae99 --- /dev/null +++ b/sysdeps/sparc/sparc64/strpbrk.S @@ -0,0 +1,229 @@ +/* strpbrk (s, accept) -- Find the first occurrence in S of any character in + ACCEPT. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strpbrk) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %o4, [%sp + STACK_OFFSET] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ +1: ldub [%o1], %o2 /* Load Group */ + + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %o2, 0x3f, %o2 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + or %g2, %g1, %g2 /* IEU0 Group */ + + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + be,a,pt %xcc, 4f /* CTI */ + + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + and %o2, 0x3f, %o2 /* IEU1 */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o0, 1, %o0 /* IEU1 */ + + andcc %g2, %g1, %g0 /* IEU1 Group */ + bne,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + bne,a,pt %icc, 3b /* CTI */ + + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + srlx %o2, 56, %g3 /* IEU0 Group */ + +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + srlx %o2, 51, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 13f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 43, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 14f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 35, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 15f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 27, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 16f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 19, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + bne,pn %xcc, 17f /* CTI */ + + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + srlx %o2, 11, %o3 /* IEU0 */ + + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + bne,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g5 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + ldxa [%o0] ASI_PNF, %o2 /* Load */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g5, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + + be,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + + andcc %g5, 0xff, %g0 /* IEU1 */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + srl %g5, 8, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ +18: sub %o0, 3, %o0 /* IEU1 */ + srl %o2, 16, %g1 /* IEU0 Group */ + + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + +17: add %o0, 4, %o0 /* IEU1 */ + srl %o2, 24, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + + movrz %g1, 0, %o0 /* Single Group */ +16: add %o0, 3, %o0 /* IEU1 */ + srlx %o2, 32, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + + .align 16 +15: add %o0, 2, %o0 /* IEU1 */ + srlx %o2, 40, %g1 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ +14: add %o0, 1, %o0 /* IEU1 */ + srlx %o2, 48, %g1 /* IEU0 Group */ + + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + andcc %g1, 0xff, %g0 /* IEU1 Group */ + retl /* CTI+IEU1 Group */ + move %icc, 0, %o0 /* Single Group */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + srlx %o2, 56, %g1 /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + movrz %g1, 0, %o0 /* Single Group */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + or %o3, %o2, %g1 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + + movrz %g1, 0, %o0 /* Single Group */ +END(strpbrk) diff --git a/sysdeps/sparc/sparc64/strrchr.c b/sysdeps/sparc/sparc64/strrchr.c new file mode 100644 index 0000000..ec608d6 --- /dev/null +++ b/sysdeps/sparc/sparc64/strrchr.c @@ -0,0 +1 @@ +/* strrchr is in strchr.S */ diff --git a/sysdeps/sparc/sparc64/strspn.S b/sysdeps/sparc/sparc64/strspn.S new file mode 100644 index 0000000..de440c0 --- /dev/null +++ b/sysdeps/sparc/sparc64/strspn.S @@ -0,0 +1,211 @@ +/* strspn (str, ss) -- Return the length of the maximum initial segment + of S which contains only characters in ACCEPT. + For SPARC v9. + Copyright (C) 1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jj@ultra.linux.cz> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <asm/asi.h> +#ifndef XCC +#define XCC xcc +#define STACK_SIZE 128 +#define STACK_OFFSET 128+0x7ff +#else +#define STACK_SIZE 64 +#define STACK_OFFSET 64 +#endif + + .text + .align 32 +ENTRY(strspn) + sub %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + mov 1, %o4 /* IEU1 */ + stx %g0, [%sp + STACK_OFFSET] /* Store Group */ + mov %o0, %g7 /* IEU0 */ + + stx %g0, [%sp + STACK_OFFSET + 8] /* Store Group */ + add %sp, STACK_OFFSET, %o5 /* IEU0 */ + stx %g0, [%sp + STACK_OFFSET + 16] /* Store Group */ + stx %g0, [%sp + STACK_OFFSET + 24] /* Store Group */ + +1: ldub [%o1], %o2 /* Load Group */ + brz,pn %o2, 2f /* CTI+IEU1 Group */ + srl %o2, 3, %o3 /* IEU0 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + add %o1, 1, %o1 /* IEU1 */ + + or %g2, %g1, %g2 /* IEU0 Group */ + ba,pt %xcc, 1b /* CTI */ + stx %g2, [%o5 + %o3] /* Store */ +2: andcc %o0, 7, %g0 /* IEU1 Group */ + + be,a,pt %xcc, 4f /* CTI */ + ldx [%o0], %o2 /* Load */ + ldub [%o0], %o2 /* Load Group */ +3: srl %o2, 3, %o3 /* IEU0 Group */ + + and %o2, 0x3f, %o2 /* IEU1 */ + and %o3, 0x18, %o3 /* IEU0 Group */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %o2, %g1 /* IEU0 */ + + add %o0, 1, %o0 /* IEU1 */ + andcc %g2, %g1, %g0 /* IEU1 Group */ + be,pn %xcc, 12f /* CTI */ + andcc %o0, 7, %g0 /* IEU1 Group */ + + bne,a,pt %icc, 3b /* CTI */ + ldub [%o0], %o2 /* Load */ + ldx [%o0], %o2 /* Load Group */ +4: srlx %o2, 59, %o3 /* IEU0 Group */ + + srlx %o2, 56, %g3 /* IEU0 Group */ +5: and %o3, 0x18, %o3 /* IEU1 */ + andcc %g3, 0x3f, %g3 /* IEU1 Group */ + ldx [%o5 + %o3], %g2 /* Load */ + + srlx %o2, 51, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 48, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 13f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 43, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 40, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 14f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 35, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 32, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 15f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 27, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 24, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 16f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 19, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + srlx %o2, 16, %g3 /* IEU0 Group */ + andcc %g2, %g1, %g2 /* IEU1 */ + + be,pn %xcc, 17f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + + srlx %o2, 11, %o3 /* IEU0 */ + sllx %o4, %g3, %g1 /* IEU0 Group */ + add %o0, 8, %o0 /* IEU1 */ + srlx %o2, 8, %g3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 */ + be,pn %xcc, 18f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + and %g3, 0x3f, %g3 /* IEU1 */ + + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + mov %o2, %g3 /* IEU1 */ + srlx %o2, 3, %o3 /* IEU0 Group */ + + ldxa [%o0] ASI_PNF, %o2 /* Load */ + andcc %g2, %g1, %g2 /* IEU1 Group */ + be,pn %xcc, 19f /* CTI */ + and %o3, 0x18, %o3 /* IEU0 Group */ + + and %g3, 0x3f, %g3 /* IEU1 */ + ldx [%o5 + %o3], %g2 /* Load Group */ + sllx %o4, %g3, %g1 /* IEU0 */ + srlx %o2, 59, %o3 /* IEU0 Group */ + + andcc %g2, %g1, %g2 /* IEU1 Group */ + bne,pt %xcc, 5b /* CTI */ + srlx %o2, 56, %g3 /* IEU0 Group */ + sub %o0, 1, %o0 /* IEU1 */ + + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +19: sub %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +18: sub %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +17: add %o0, 4, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +16: add %o0, 3, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +15: add %o0, 2, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +14: add %o0, 1, %o0 /* IEU1 */ + add %sp, STACK_SIZE+32, %sp /* IEU0 Group */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + +13: add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ + + .align 16 +12: sub %o0, 1, %o0 /* IEU0 Group */ + add %sp, STACK_SIZE+32, %sp /* IEU1 */ + retl /* CTI+IEU1 Group */ + sub %o0, %g7, %o0 /* IEU0 */ +END(strspn) |