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-rw-r--r--libc/string/sparc/sparc32/memchr.S144
-rw-r--r--libc/string/sparc/sparc32/memcpy.S966
-rw-r--r--libc/string/sparc/sparc32/memset.S152
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/memchr.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/memcpy.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/memset.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/stpcpy.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/strcat.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/strchr.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/strcmp.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/strcpy.S4
-rw-r--r--libc/string/sparc/sparc32/sparcv9b/strlen.S4
-rw-r--r--libc/string/sparc/sparc32/stpcpy.S161
-rw-r--r--libc/string/sparc/sparc32/strcat.S346
-rw-r--r--libc/string/sparc/sparc32/strchr.S280
-rw-r--r--libc/string/sparc/sparc32/strcmp.S255
-rw-r--r--libc/string/sparc/sparc32/strcpy.S272
-rw-r--r--libc/string/sparc/sparc32/strlen.S101
18 files changed, 2713 insertions, 0 deletions
diff --git a/libc/string/sparc/sparc32/memchr.S b/libc/string/sparc/sparc32/memchr.S
new file mode 100644
index 000000000..c00df2427
--- /dev/null
+++ b/libc/string/sparc/sparc32/memchr.S
@@ -0,0 +1,144 @@
+/* memchr (str, ch, n) -- Return pointer to first occurrence of CH in STR less
+ than N.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2000, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jj@ultra.linux.cz> and
+ David S. Miller <davem@caip.rutgers.edu>.
+ 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ .text
+ .align 4
+0: cmp %o2, 0
+ be 9f
+ sethi %hi(0x80808080), %o4
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ subcc %o2, 1, %o2
+ be 9f
+ andcc %o0, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ subcc %o2, 1, %o2
+ be 9f
+ andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o5
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ subcc %o2, 1, %o2
+ bne,a 7f
+ and %o2, 3, %g1
+ retl
+ clr %o0
+1: retl
+ sub %o0, 1, %o0
+
+ENTRY(__memchr)
+ andcc %o1, 0xff, %o1
+ sll %o1, 8, %g6
+ andcc %o0, 3, %g0
+ or %o1, %g6, %g6
+ sll %g6, 16, %o3
+ bne 0b
+ or %o3, %g6, %g2
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o5
+5: and %o2, 3, %g1
+7: andcc %o2, 0xfffffffc, %o2
+ be 0f
+ or %o5, %lo(0x01010101), %g6
+ ld [%o0], %g4
+6: xor %g4, %g2, %g5
+ add %o0, 4, %o0
+ sub %g5, %g6, %g5
+ andcc %g5, %o3, %g0
+ bne 8f
+ subcc %o2, 4, %o2
+ bne,a 6b
+ ld [%o0], %g4
+0: cmp %g1, 0
+1: be 9f
+ add %o0, 4, %o0
+ ldub [%o0 - 4], %g4
+ cmp %g4, %o1
+ be 4f
+ cmp %g1, 1
+ be 9f
+ ldub [%o0 - 3], %g4
+ cmp %g4, %o1
+ be 3f
+ cmp %g1, 2
+ be 9f
+ ldub [%o0 - 2], %g4
+ cmp %g4, %o1
+ be 2f
+ nop
+9: retl
+ clr %o0
+
+ /* Check every byte. */
+8: srl %g4, 24, %g5
+ and %g5, 0xff, %g5
+ cmp %g5, %o1
+ be 4f
+ srl %g4, 16, %g5
+ and %g5, 0xff, %g5
+ cmp %g5, %o1
+ be 3f
+ srl %g4, 8, %g5
+ and %g5, 0xff, %g5
+ cmp %g5, %o1
+ be 2f
+ and %g4, 0xff, %g5
+ cmp %g5, %o1
+ be 1f
+ cmp %o2, 0
+ bne,a 6b
+ ld [%o0], %g4
+ b 1b
+ cmp %g1, 0
+1: retl
+ sub %o0, 1, %o0
+2: retl
+ sub %o0, 2, %o0
+3: retl
+ sub %o0, 3, %o0
+4: retl
+ sub %o0, 4, %o0
+END(__memchr)
+
+weak_alias (__memchr, memchr)
+#if !__BOUNDED_POINTERS__
+weak_alias (__memchr, __ubp_memchr)
+#endif
diff --git a/libc/string/sparc/sparc32/memcpy.S b/libc/string/sparc/sparc32/memcpy.S
new file mode 100644
index 000000000..d0a80887b
--- /dev/null
+++ b/libc/string/sparc/sparc32/memcpy.S
@@ -0,0 +1,966 @@
+/* Copy SIZE bytes from SRC to DEST.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by David S. Miller <davem@caip.rutgers.edu>,
+ Eddie C. Dost <ecd@skynet.be> 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+/* Both these macros have to start with exactly the same insn */
+#define MOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
+ ldd [%src + offset + 0x00], %t0; \
+ ldd [%src + offset + 0x08], %t2; \
+ ldd [%src + offset + 0x10], %t4; \
+ ldd [%src + offset + 0x18], %t6; \
+ st %t0, [%dst + offset + 0x00]; \
+ st %t1, [%dst + offset + 0x04]; \
+ st %t2, [%dst + offset + 0x08]; \
+ st %t3, [%dst + offset + 0x0c]; \
+ st %t4, [%dst + offset + 0x10]; \
+ st %t5, [%dst + offset + 0x14]; \
+ st %t6, [%dst + offset + 0x18]; \
+ st %t7, [%dst + offset + 0x1c];
+
+#define MOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
+ ldd [%src + offset + 0x00], %t0; \
+ ldd [%src + offset + 0x08], %t2; \
+ ldd [%src + offset + 0x10], %t4; \
+ ldd [%src + offset + 0x18], %t6; \
+ std %t0, [%dst + offset + 0x00]; \
+ std %t2, [%dst + offset + 0x08]; \
+ std %t4, [%dst + offset + 0x10]; \
+ std %t6, [%dst + offset + 0x18];
+
+#define MOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \
+ ldd [%src - offset - 0x10], %t0; \
+ ldd [%src - offset - 0x08], %t2; \
+ st %t0, [%dst - offset - 0x10]; \
+ st %t1, [%dst - offset - 0x0c]; \
+ st %t2, [%dst - offset - 0x08]; \
+ st %t3, [%dst - offset - 0x04];
+
+#define MOVE_LASTALIGNCHUNK(src, dst, offset, t0, t1, t2, t3) \
+ ldd [%src - offset - 0x10], %t0; \
+ ldd [%src - offset - 0x08], %t2; \
+ std %t0, [%dst - offset - 0x10]; \
+ std %t2, [%dst - offset - 0x08];
+
+#define MOVE_SHORTCHUNK(src, dst, offset, t0, t1) \
+ ldub [%src - offset - 0x02], %t0; \
+ ldub [%src - offset - 0x01], %t1; \
+ stb %t0, [%dst - offset - 0x02]; \
+ stb %t1, [%dst - offset - 0x01];
+
+/* Both these macros have to start with exactly the same insn */
+#define RMOVE_BIGCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
+ ldd [%src - offset - 0x20], %t0; \
+ ldd [%src - offset - 0x18], %t2; \
+ ldd [%src - offset - 0x10], %t4; \
+ ldd [%src - offset - 0x08], %t6; \
+ st %t0, [%dst - offset - 0x20]; \
+ st %t1, [%dst - offset - 0x1c]; \
+ st %t2, [%dst - offset - 0x18]; \
+ st %t3, [%dst - offset - 0x14]; \
+ st %t4, [%dst - offset - 0x10]; \
+ st %t5, [%dst - offset - 0x0c]; \
+ st %t6, [%dst - offset - 0x08]; \
+ st %t7, [%dst - offset - 0x04];
+
+#define RMOVE_BIGALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, t7) \
+ ldd [%src - offset - 0x20], %t0; \
+ ldd [%src - offset - 0x18], %t2; \
+ ldd [%src - offset - 0x10], %t4; \
+ ldd [%src - offset - 0x08], %t6; \
+ std %t0, [%dst - offset - 0x20]; \
+ std %t2, [%dst - offset - 0x18]; \
+ std %t4, [%dst - offset - 0x10]; \
+ std %t6, [%dst - offset - 0x08];
+
+#define RMOVE_LASTCHUNK(src, dst, offset, t0, t1, t2, t3) \
+ ldd [%src + offset + 0x00], %t0; \
+ ldd [%src + offset + 0x08], %t2; \
+ st %t0, [%dst + offset + 0x00]; \
+ st %t1, [%dst + offset + 0x04]; \
+ st %t2, [%dst + offset + 0x08]; \
+ st %t3, [%dst + offset + 0x0c];
+
+#define RMOVE_SHORTCHUNK(src, dst, offset, t0, t1) \
+ ldub [%src + offset + 0x00], %t0; \
+ ldub [%src + offset + 0x01], %t1; \
+ stb %t0, [%dst + offset + 0x00]; \
+ stb %t1, [%dst + offset + 0x01];
+
+#define SMOVE_CHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \
+ ldd [%src + offset + 0x00], %t0; \
+ ldd [%src + offset + 0x08], %t2; \
+ srl %t0, shir, %t5; \
+ srl %t1, shir, %t6; \
+ sll %t0, shil, %t0; \
+ or %t5, %prev, %t5; \
+ sll %t1, shil, %prev; \
+ or %t6, %t0, %t0; \
+ srl %t2, shir, %t1; \
+ srl %t3, shir, %t6; \
+ sll %t2, shil, %t2; \
+ or %t1, %prev, %t1; \
+ std %t4, [%dst + offset + offset2 - 0x04]; \
+ std %t0, [%dst + offset + offset2 + 0x04]; \
+ sll %t3, shil, %prev; \
+ or %t6, %t2, %t4;
+
+#define SMOVE_ALIGNCHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \
+ ldd [%src + offset + 0x00], %t0; \
+ ldd [%src + offset + 0x08], %t2; \
+ srl %t0, shir, %t4; \
+ srl %t1, shir, %t5; \
+ sll %t0, shil, %t6; \
+ or %t4, %prev, %t0; \
+ sll %t1, shil, %prev; \
+ or %t5, %t6, %t1; \
+ srl %t2, shir, %t4; \
+ srl %t3, shir, %t5; \
+ sll %t2, shil, %t6; \
+ or %t4, %prev, %t2; \
+ sll %t3, shil, %prev; \
+ or %t5, %t6, %t3; \
+ std %t0, [%dst + offset + offset2 + 0x00]; \
+ std %t2, [%dst + offset + offset2 + 0x08];
+
+ .text
+ .align 4
+
+70: andcc %o1, 1, %g0
+ be 4f
+ andcc %o1, 2, %g0
+
+ ldub [%o1 - 1], %g2
+ sub %o1, 1, %o1
+ stb %g2, [%o0 - 1]
+ sub %o2, 1, %o2
+ be 3f
+ sub %o0, 1, %o0
+4: lduh [%o1 - 2], %g2
+ sub %o1, 2, %o1
+ sth %g2, [%o0 - 2]
+ sub %o2, 2, %o2
+ b 3f
+ sub %o0, 2, %o0
+
+ENTRY(bcopy)
+ mov %o0, %o3
+ mov %o1, %o0
+ mov %o3, %o1
+END(bcopy)
+ENTRY(memmove)
+ cmp %o0, %o1
+ st %o0, [%sp + 64]
+ bleu 9f
+ sub %o0, %o1, %o4
+
+ add %o1, %o2, %o3
+ cmp %o3, %o0
+ bleu 0f
+ andcc %o4, 3, %o5
+
+ add %o1, %o2, %o1
+ add %o0, %o2, %o0
+ bne 77f
+ cmp %o2, 15
+ bleu 91f
+ andcc %o1, 3, %g0
+ bne 70b
+3: andcc %o1, 4, %g0
+
+ be 2f
+ mov %o2, %g1
+
+ ld [%o1 - 4], %o4
+ sub %g1, 4, %g1
+ st %o4, [%o0 - 4]
+ sub %o1, 4, %o1
+ sub %o0, 4, %o0
+2: andcc %g1, 0xffffff80, %g6
+ be 3f
+ andcc %o0, 4, %g0
+
+ be 74f + 4
+5: RMOVE_BIGCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
+ subcc %g6, 128, %g6
+ sub %o1, 128, %o1
+ bne 5b
+ sub %o0, 128, %o0
+
+3: andcc %g1, 0x70, %g6
+ be 72f
+ andcc %g1, 8, %g0
+
+ srl %g6, 1, %o4
+ mov %o7, %g2
+ add %g6, %o4, %o4
+101: call 100f
+ sub %o1, %g6, %o1
+ mov %g2, %o7
+ jmpl %o5 + (72f - 101b), %g0
+ sub %o0, %g6, %o0
+
+71: RMOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g4, g5)
+ RMOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g4, g5)
+72: be 73f
+ andcc %g1, 4, %g0
+
+ ldd [%o1 - 0x08], %g2
+ sub %o0, 8, %o0
+ sub %o1, 8, %o1
+ st %g2, [%o0]
+ st %g3, [%o0 + 0x04]
+73: be 1f
+ andcc %g1, 2, %g0
+
+ ld [%o1 - 4], %g2
+ sub %o1, 4, %o1
+ st %g2, [%o0 - 4]
+ sub %o0, 4, %o0
+1: be 1f
+ andcc %g1, 1, %g0
+
+ lduh [%o1 - 2], %g2
+ sub %o1, 2, %o1
+ sth %g2, [%o0 - 2]
+ sub %o0, 2, %o0
+1: be 1f
+ nop
+
+ ldub [%o1 - 1], %g2
+ stb %g2, [%o0 - 1]
+1: retl
+ ld [%sp + 64], %o0
+
+74: RMOVE_BIGALIGNCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGALIGNCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGALIGNCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
+ RMOVE_BIGALIGNCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
+ subcc %g6, 128, %g6
+ sub %o1, 128, %o1
+ bne 74b
+ sub %o0, 128, %o0
+
+ andcc %g1, 0x70, %g6
+ be 72b
+ andcc %g1, 8, %g0
+
+ srl %g6, 1, %o4
+ mov %o7, %g2
+ add %g6, %o4, %o4
+102: call 100f
+ sub %o1, %g6, %o1
+ mov %g2, %o7
+ jmpl %o5 + (72b - 102b), %g0
+ sub %o0, %g6, %o0
+
+75: and %o2, 0xe, %o3
+ mov %o7, %g2
+ sll %o3, 3, %o4
+ sub %o0, %o3, %o0
+103: call 100f
+ sub %o1, %o3, %o1
+ mov %g2, %o7
+ jmpl %o5 + (76f - 103b), %g0
+ andcc %o2, 1, %g0
+
+ RMOVE_SHORTCHUNK(o1, o0, 0x0c, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x0a, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x08, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x06, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x04, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x02, g2, g3)
+ RMOVE_SHORTCHUNK(o1, o0, 0x00, g2, g3)
+
+76: be 1f
+ nop
+ ldub [%o1 - 1], %g2
+ stb %g2, [%o0 - 1]
+1: retl
+ ld [%sp + 64], %o0
+
+91: bne 75b
+ andcc %o2, 8, %g0
+
+ be 1f
+ andcc %o2, 4, %g0
+
+ ld [%o1 - 0x08], %g2
+ ld [%o1 - 0x04], %g3
+ sub %o1, 8, %o1
+ st %g2, [%o0 - 0x08]
+ st %g3, [%o0 - 0x04]
+ sub %o0, 8, %o0
+1: b 73b
+ mov %o2, %g1
+
+77: cmp %o2, 15
+ bleu 75b
+ andcc %o0, 3, %g0
+ be 64f
+ andcc %o0, 1, %g0
+ be 63f
+ andcc %o0, 2, %g0
+ ldub [%o1 - 1], %g5
+ sub %o1, 1, %o1
+ stb %g5, [%o0 - 1]
+ sub %o0, 1, %o0
+ be 64f
+ sub %o2, 1, %o2
+
+63: ldub [%o1 - 1], %g5
+ sub %o1, 2, %o1
+ stb %g5, [%o0 - 1]
+ sub %o0, 2, %o0
+ ldub [%o1], %g5
+ sub %o2, 2, %o2
+ stb %g5, [%o0]
+64: and %o1, 3, %g2
+ and %o1, -4, %o1
+ and %o2, 0xc, %g3
+ add %o1, 4, %o1
+ cmp %g3, 4
+ sll %g2, 3, %g4
+ mov 32, %g2
+ be 4f
+ sub %g2, %g4, %g6
+
+ blu 3f
+ cmp %g3, 8
+
+ be 2f
+ srl %o2, 2, %g3
+
+ ld [%o1 - 4], %o3
+ add %o0, -8, %o0
+ ld [%o1 - 8], %o4
+ add %o1, -16, %o1
+ b 7f
+ add %g3, 1, %g3
+2: ld [%o1 - 4], %o4
+ add %o0, -4, %o0
+ ld [%o1 - 8], %g1
+ add %o1, -12, %o1
+ b 8f
+ add %g3, 2, %g3
+3: ld [%o1 - 4], %o5
+ add %o0, -12, %o0
+ ld [%o1 - 8], %o3
+ add %o1, -20, %o1
+ b 6f
+ srl %o2, 2, %g3
+4: ld [%o1 - 4], %g1
+ srl %o2, 2, %g3
+ ld [%o1 - 8], %o5
+ add %o1, -24, %o1
+ add %o0, -16, %o0
+ add %g3, -1, %g3
+
+ ld [%o1 + 12], %o3
+5: sll %o5, %g4, %g2
+ srl %g1, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0 + 12]
+6: ld [%o1 + 8], %o4
+ sll %o3, %g4, %g2
+ srl %o5, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0 + 8]
+7: ld [%o1 + 4], %g1
+ sll %o4, %g4, %g2
+ srl %o3, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0 + 4]
+8: ld [%o1], %o5
+ sll %g1, %g4, %g2
+ srl %o4, %g6, %g5
+ addcc %g3, -4, %g3
+ or %g2, %g5, %g2
+ add %o1, -16, %o1
+ st %g2, [%o0]
+ add %o0, -16, %o0
+ bne,a 5b
+ ld [%o1 + 12], %o3
+ sll %o5, %g4, %g2
+ srl %g1, %g6, %g5
+ srl %g4, 3, %g3
+ or %g2, %g5, %g2
+ add %o1, %g3, %o1
+ andcc %o2, 2, %g0
+ st %g2, [%o0 + 12]
+ be 1f
+ andcc %o2, 1, %g0
+
+ ldub [%o1 + 15], %g5
+ add %o1, -2, %o1
+ stb %g5, [%o0 + 11]
+ add %o0, -2, %o0
+ ldub [%o1 + 16], %g5
+ stb %g5, [%o0 + 12]
+1: be 1f
+ nop
+ ldub [%o1 + 15], %g5
+ stb %g5, [%o0 + 11]
+1: retl
+ ld [%sp + 64], %o0
+
+78: andcc %o1, 1, %g0
+ be 4f
+ andcc %o1, 2, %g0
+
+ ldub [%o1], %g2
+ add %o1, 1, %o1
+ stb %g2, [%o0]
+ sub %o2, 1, %o2
+ bne 3f
+ add %o0, 1, %o0
+4: lduh [%o1], %g2
+ add %o1, 2, %o1
+ sth %g2, [%o0]
+ sub %o2, 2, %o2
+ b 3f
+ add %o0, 2, %o0
+END(memmove)
+
+ENTRY(memcpy) /* %o0=dst %o1=src %o2=len */
+ sub %o0, %o1, %o4
+ st %o0, [%sp + 64]
+9: andcc %o4, 3, %o5
+0: bne 86f
+ cmp %o2, 15
+
+ bleu 90f
+ andcc %o1, 3, %g0
+
+ bne 78b
+3: andcc %o1, 4, %g0
+
+ be 2f
+ mov %o2, %g1
+
+ ld [%o1], %o4
+ sub %g1, 4, %g1
+ st %o4, [%o0]
+ add %o1, 4, %o1
+ add %o0, 4, %o0
+2: andcc %g1, 0xffffff80, %g6
+ be 3f
+ andcc %o0, 4, %g0
+
+ be 82f + 4
+5: MOVE_BIGCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
+ subcc %g6, 128, %g6
+ add %o1, 128, %o1
+ bne 5b
+ add %o0, 128, %o0
+3: andcc %g1, 0x70, %g6
+ be 80f
+ andcc %g1, 8, %g0
+
+ srl %g6, 1, %o4
+ mov %o7, %g2
+ add %g6, %o4, %o4
+ add %o1, %g6, %o1
+104: call 100f
+ add %o0, %g6, %o0
+ jmpl %o5 + (80f - 104b), %g0
+ mov %g2, %o7
+
+79: MOVE_LASTCHUNK(o1, o0, 0x60, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x50, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x40, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x30, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x20, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x10, g2, g3, g4, g5)
+ MOVE_LASTCHUNK(o1, o0, 0x00, g2, g3, g4, g5)
+
+80: be 81f
+ andcc %g1, 4, %g0
+
+ ldd [%o1], %g2
+ add %o0, 8, %o0
+ st %g2, [%o0 - 0x08]
+ add %o1, 8, %o1
+ st %g3, [%o0 - 0x04]
+
+81: be 1f
+ andcc %g1, 2, %g0
+
+ ld [%o1], %g2
+ add %o1, 4, %o1
+ st %g2, [%o0]
+ add %o0, 4, %o0
+1: be 1f
+ andcc %g1, 1, %g0
+
+ lduh [%o1], %g2
+ add %o1, 2, %o1
+ sth %g2, [%o0]
+ add %o0, 2, %o0
+1: be 1f
+ nop
+
+ ldub [%o1], %g2
+ stb %g2, [%o0]
+1: retl
+ ld [%sp + 64], %o0
+
+82: /* ldd_std */
+ MOVE_BIGALIGNCHUNK(o1, o0, 0x00, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGALIGNCHUNK(o1, o0, 0x20, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGALIGNCHUNK(o1, o0, 0x40, o2, o3, o4, o5, g2, g3, g4, g5)
+ MOVE_BIGALIGNCHUNK(o1, o0, 0x60, o2, o3, o4, o5, g2, g3, g4, g5)
+ subcc %g6, 128, %g6
+ add %o1, 128, %o1
+ bne 82b
+ add %o0, 128, %o0
+
+ andcc %g1, 0x70, %g6
+ be 84f
+ andcc %g1, 8, %g0
+
+ mov %o7, %g2
+111: call 110f
+ add %o1, %g6, %o1
+ mov %g2, %o7
+ jmpl %o5 + (84f - 111b), %g0
+ add %o0, %g6, %o0
+
+83: MOVE_LASTALIGNCHUNK(o1, o0, 0x60, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x50, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x40, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5)
+ MOVE_LASTALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5)
+
+84: be 85f
+ andcc %g1, 4, %g0
+
+ ldd [%o1], %g2
+ add %o0, 8, %o0
+ std %g2, [%o0 - 0x08]
+ add %o1, 8, %o1
+85: be 1f
+ andcc %g1, 2, %g0
+
+ ld [%o1], %g2
+ add %o1, 4, %o1
+ st %g2, [%o0]
+ add %o0, 4, %o0
+1: be 1f
+ andcc %g1, 1, %g0
+
+ lduh [%o1], %g2
+ add %o1, 2, %o1
+ sth %g2, [%o0]
+ add %o0, 2, %o0
+1: be 1f
+ nop
+
+ ldub [%o1], %g2
+ stb %g2, [%o0]
+1: retl
+ ld [%sp + 64], %o0
+
+86: cmp %o2, 6
+ bleu 88f
+
+ cmp %o2, 256
+ bcc 87f
+
+ andcc %o0, 3, %g0
+ be 61f
+ andcc %o0, 1, %g0
+ be 60f
+ andcc %o0, 2, %g0
+
+ ldub [%o1], %g5
+ add %o1, 1, %o1
+ stb %g5, [%o0]
+ sub %o2, 1, %o2
+ bne 61f
+ add %o0, 1, %o0
+60: ldub [%o1], %g3
+ add %o1, 2, %o1
+ stb %g3, [%o0]
+ sub %o2, 2, %o2
+ ldub [%o1 - 1], %g3
+ add %o0, 2, %o0
+ stb %g3, [%o0 - 1]
+61: and %o1, 3, %g2
+ and %o2, 0xc, %g3
+ and %o1, -4, %o1
+ cmp %g3, 4
+ sll %g2, 3, %g4
+ mov 32, %g2
+ be 4f
+ sub %g2, %g4, %g6
+
+ blu 3f
+ cmp %g3, 0x8
+
+ be 2f
+ srl %o2, 2, %g3
+
+ ld [%o1], %o3
+ add %o0, -8, %o0
+ ld [%o1 + 4], %o4
+ b 8f
+ add %g3, 1, %g3
+2: ld [%o1], %o4
+ add %o0, -12, %o0
+ ld [%o1 + 4], %o5
+ add %g3, 2, %g3
+ b 9f
+ add %o1, -4, %o1
+3: ld [%o1], %g1
+ add %o0, -4, %o0
+ ld [%o1 + 4], %o3
+ srl %o2, 2, %g3
+ b 7f
+ add %o1, 4, %o1
+4: ld [%o1], %o5
+ cmp %o2, 7
+ ld [%o1 + 4], %g1
+ srl %o2, 2, %g3
+ bleu 10f
+ add %o1, 8, %o1
+
+ ld [%o1], %o3
+ add %g3, -1, %g3
+5: sll %o5, %g4, %g2
+ srl %g1, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0]
+7: ld [%o1 + 4], %o4
+ sll %g1, %g4, %g2
+ srl %o3, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0 + 4]
+8: ld [%o1 + 8], %o5
+ sll %o3, %g4, %g2
+ srl %o4, %g6, %g5
+ or %g2, %g5, %g2
+ st %g2, [%o0 + 8]
+9: ld [%o1 + 12], %g1
+ sll %o4, %g4, %g2
+ srl %o5, %g6, %g5
+ addcc %g3, -4, %g3
+ or %g2, %g5, %g2
+ add %o1, 16, %o1
+ st %g2, [%o0 + 12]
+ add %o0, 16, %o0
+ bne,a 5b
+ ld [%o1], %o3
+10: sll %o5, %g4, %g2
+ srl %g1, %g6, %g5
+ srl %g6, 3, %g3
+ or %g2, %g5, %g2
+ sub %o1, %g3, %o1
+ andcc %o2, 2, %g0
+ st %g2, [%o0]
+ be 1f
+ andcc %o2, 1, %g0
+
+ ldub [%o1], %g2
+ add %o1, 2, %o1
+ stb %g2, [%o0 + 4]
+ add %o0, 2, %o0
+ ldub [%o1 - 1], %g2
+ stb %g2, [%o0 + 3]
+1: be 1f
+ nop
+ ldub [%o1], %g2
+ stb %g2, [%o0 + 4]
+1: retl
+ ld [%sp + 64], %o0
+
+87: andcc %o1, 3, %g0
+ be 3f
+ andcc %o1, 1, %g0
+
+ be 4f
+ andcc %o1, 2, %g0
+
+ ldub [%o1], %g2
+ add %o1, 1, %o1
+ stb %g2, [%o0]
+ sub %o2, 1, %o2
+ bne 3f
+ add %o0, 1, %o0
+4: lduh [%o1], %g2
+ add %o1, 2, %o1
+ srl %g2, 8, %g3
+ sub %o2, 2, %o2
+ stb %g3, [%o0]
+ add %o0, 2, %o0
+ stb %g2, [%o0 - 1]
+3: andcc %o1, 4, %g0
+
+ bne 2f
+ cmp %o5, 1
+
+ ld [%o1], %o4
+ srl %o4, 24, %g2
+ stb %g2, [%o0]
+ srl %o4, 16, %g3
+ stb %g3, [%o0 + 1]
+ srl %o4, 8, %g2
+ stb %g2, [%o0 + 2]
+ sub %o2, 4, %o2
+ stb %o4, [%o0 + 3]
+ add %o1, 4, %o1
+ add %o0, 4, %o0
+2: be 33f
+ cmp %o5, 2
+ be 32f
+ sub %o2, 4, %o2
+31: ld [%o1], %g2
+ add %o1, 4, %o1
+ srl %g2, 24, %g3
+ and %o0, 7, %g5
+ stb %g3, [%o0]
+ cmp %g5, 7
+ sll %g2, 8, %g1
+ add %o0, 4, %o0
+ be 41f
+ and %o2, 0xffffffc0, %o3
+ ld [%o0 - 7], %o4
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 4b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 16, %g2
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 16, %g2
+1: st %o4, [%o0 - 7]
+ sth %g2, [%o0 - 3]
+ srl %g1, 8, %g4
+ b 88f
+ stb %g4, [%o0 - 1]
+32: ld [%o1], %g2
+ add %o1, 4, %o1
+ srl %g2, 16, %g3
+ and %o0, 7, %g5
+ sth %g3, [%o0]
+ cmp %g5, 6
+ sll %g2, 16, %g1
+ add %o0, 4, %o0
+ be 42f
+ and %o2, 0xffffffc0, %o3
+ ld [%o0 - 6], %o4
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 4b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 16, %g2
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 16, %g2
+1: st %o4, [%o0 - 6]
+ b 88f
+ sth %g2, [%o0 - 2]
+33: ld [%o1], %g2
+ sub %o2, 4, %o2
+ srl %g2, 24, %g3
+ and %o0, 7, %g5
+ stb %g3, [%o0]
+ cmp %g5, 5
+ srl %g2, 8, %g4
+ sll %g2, 24, %g1
+ sth %g4, [%o0 + 1]
+ add %o1, 4, %o1
+ be 43f
+ and %o2, 0xffffffc0, %o3
+
+ ld [%o0 - 1], %o4
+ add %o0, 4, %o0
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, -1)
+ SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, -1)
+ SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, -1)
+ SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, -1)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 4b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 24, %g2
+4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, -1)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 24, %g2
+1: st %o4, [%o0 - 5]
+ b 88f
+ stb %g2, [%o0 - 1]
+41: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 41b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 16, %g2
+4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 16, %g2
+1: sth %g2, [%o0 - 3]
+ srl %g1, 8, %g4
+ b 88f
+ stb %g4, [%o0 - 1]
+43: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, 3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, 3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, 3)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, 3)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 43b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 24, %g2
+4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 24, 8, 3)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 24, %g2
+1: stb %g2, [%o0 + 3]
+ b 88f
+ add %o0, 4, %o0
+42: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ SMOVE_ALIGNCHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ subcc %o3, 64, %o3
+ add %o1, 64, %o1
+ bne 42b
+ add %o0, 64, %o0
+
+ andcc %o2, 0x30, %o3
+ be,a 1f
+ srl %g1, 16, %g2
+4: SMOVE_ALIGNCHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 16, 16, -2)
+ subcc %o3, 16, %o3
+ add %o1, 16, %o1
+ bne 4b
+ add %o0, 16, %o0
+
+ srl %g1, 16, %g2
+1: sth %g2, [%o0 - 2]
+
+ /* Fall through */
+
+88: and %o2, 0xe, %o3
+ mov %o7, %g2
+ sll %o3, 3, %o4
+ add %o0, %o3, %o0
+106: call 100f
+ add %o1, %o3, %o1
+ mov %g2, %o7
+ jmpl %o5 + (89f - 106b), %g0
+ andcc %o2, 1, %g0
+
+ MOVE_SHORTCHUNK(o1, o0, 0x0c, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x0a, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x08, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x06, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x04, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x02, g2, g3)
+ MOVE_SHORTCHUNK(o1, o0, 0x00, g2, g3)
+
+89: be 1f
+ nop
+
+ ldub [%o1], %g2
+ stb %g2, [%o0]
+1: retl
+ ld [%sp + 64], %o0
+
+90: bne 88b
+ andcc %o2, 8, %g0
+
+ be 1f
+ andcc %o2, 4, %g0
+
+ ld [%o1 + 0x00], %g2
+ ld [%o1 + 0x04], %g3
+ add %o1, 8, %o1
+ st %g2, [%o0 + 0x00]
+ st %g3, [%o0 + 0x04]
+ add %o0, 8, %o0
+1: b 81b
+ mov %o2, %g1
+
+100: retl
+ sub %o7, %o4, %o5
+110: retl
+ sub %o7, %g6, %o5
+END(memcpy)
diff --git a/libc/string/sparc/sparc32/memset.S b/libc/string/sparc/sparc32/memset.S
new file mode 100644
index 000000000..02cebb791
--- /dev/null
+++ b/libc/string/sparc/sparc32/memset.S
@@ -0,0 +1,152 @@
+/* Set a block of memory to some byte value.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Store 64 bytes at (BASE + OFFSET) using value SOURCE. */
+#define ZERO_BIG_BLOCK(base, offset, source) \
+ std source, [base + offset + 0x00]; \
+ std source, [base + offset + 0x08]; \
+ std source, [base + offset + 0x10]; \
+ std source, [base + offset + 0x18]; \
+ std source, [base + offset + 0x20]; \
+ std source, [base + offset + 0x28]; \
+ std source, [base + offset + 0x30]; \
+ std source, [base + offset + 0x38];
+
+#define ZERO_LAST_BLOCKS(base, offset, source) \
+ std source, [base - offset - 0x38]; \
+ std source, [base - offset - 0x30]; \
+ std source, [base - offset - 0x28]; \
+ std source, [base - offset - 0x20]; \
+ std source, [base - offset - 0x18]; \
+ std source, [base - offset - 0x10]; \
+ std source, [base - offset - 0x08]; \
+ std source, [base - offset - 0x00];
+
+ .text
+ .align 4
+ENTRY(__bzero)
+ b 1f
+ mov %g0, %g3
+
+3: cmp %o2, 3
+ be 2f
+ stb %g3, [%o0]
+
+ cmp %o2, 2
+ be 2f
+ stb %g3, [%o0 + 0x01]
+
+ stb %g3, [%o0 + 0x02]
+2: sub %o2, 4, %o2
+ add %o1, %o2, %o1
+ b 4f
+ sub %o0, %o2, %o0
+END(__bzero)
+
+ENTRY(memset)
+ and %o1, 0xff, %g3
+ sll %g3, 8, %g2
+ or %g3, %g2, %g3
+ sll %g3, 16, %g2
+ or %g3, %g2, %g3
+ orcc %o2, %g0, %o1
+1: cmp %o1, 7
+ bleu 7f
+ mov %o0, %g1
+
+ andcc %o0, 3, %o2
+ bne 3b
+4: andcc %o0, 4, %g0
+
+ be 2f
+ mov %g3, %g2
+
+ st %g3, [%o0]
+ sub %o1, 4, %o1
+ add %o0, 4, %o0
+2: andcc %o1, 0xffffff80, %o3
+ be 9f
+ andcc %o1, 0x78, %o2
+4: ZERO_BIG_BLOCK (%o0, 0x00, %g2)
+ subcc %o3, 128, %o3
+ ZERO_BIG_BLOCK (%o0, 0x40, %g2)
+ bne 4b
+ add %o0, 128, %o0
+
+ orcc %o2, %g0, %g0
+9: be 6f
+ andcc %o1, 7, %o1
+
+ mov %o7, %g4
+101: call 100f
+ srl %o2, 1, %o3
+ mov %g4, %o7
+ jmpl %o4 + (20f + 64 - 101b), %g0
+ add %o0, %o2, %o0
+
+100: retl
+ sub %o7, %o3, %o4
+
+20: ZERO_LAST_BLOCKS(%o0, 0x48, %g2)
+ ZERO_LAST_BLOCKS(%o0, 0x08, %g2)
+
+6: be 8f
+ andcc %o1, 4, %g0
+ be 1f
+ andcc %o1, 2, %g0
+ st %g3, [%o0]
+ add %o0, 4, %o0
+1: be 1f
+ andcc %o1, 1, %g0
+ sth %g3, [%o0]
+ add %o0, 2, %o0
+1: bne,a 8f
+ stb %g3, [%o0]
+8: retl
+ mov %g1, %o0
+7: orcc %o1, 0, %g0
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 1]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 2]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 3]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 4]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 5]
+ be 0f
+ subcc %o1, 1, %o1
+ stb %g3, [%o0 + 6]
+0: retl
+ nop
+END(memset)
+
+weak_alias (__bzero, bzero)
diff --git a/libc/string/sparc/sparc32/sparcv9b/memchr.S b/libc/string/sparc/sparc32/sparcv9b/memchr.S
new file mode 100644
index 000000000..7e86a2972
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/memchr.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include "sparc64/memchr.S"
diff --git a/libc/string/sparc/sparc32/sparcv9b/memcpy.S b/libc/string/sparc/sparc32/sparcv9b/memcpy.S
new file mode 100644
index 000000000..7f697542e
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/memcpy.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include "sparc64/sparcv9b/memcpy.S"
diff --git a/libc/string/sparc/sparc32/sparcv9b/memset.S b/libc/string/sparc/sparc32/sparcv9b/memset.S
new file mode 100644
index 000000000..ac67b7ab7
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/memset.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/memset.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/stpcpy.S b/libc/string/sparc/sparc32/sparcv9b/stpcpy.S
new file mode 100644
index 000000000..440ad7e21
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/stpcpy.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/stpcpy.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/strcat.S b/libc/string/sparc/sparc32/sparcv9b/strcat.S
new file mode 100644
index 000000000..7a2223570
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/strcat.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/strcat.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/strchr.S b/libc/string/sparc/sparc32/sparcv9b/strchr.S
new file mode 100644
index 000000000..ddd32120d
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/strchr.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/strchr.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/strcmp.S b/libc/string/sparc/sparc32/sparcv9b/strcmp.S
new file mode 100644
index 000000000..5330f4359
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/strcmp.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/strcmp.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/strcpy.S b/libc/string/sparc/sparc32/sparcv9b/strcpy.S
new file mode 100644
index 000000000..0b35c9be0
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/strcpy.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/strcpy.S>
diff --git a/libc/string/sparc/sparc32/sparcv9b/strlen.S b/libc/string/sparc/sparc32/sparcv9b/strlen.S
new file mode 100644
index 000000000..b8f4dba4f
--- /dev/null
+++ b/libc/string/sparc/sparc32/sparcv9b/strlen.S
@@ -0,0 +1,4 @@
+#define ASI_PNF 0x82
+#define ASI_BLK_P 0xf0
+#define XCC icc
+#include <sparc64/strlen.S>
diff --git a/libc/string/sparc/sparc32/stpcpy.S b/libc/string/sparc/sparc32/stpcpy.S
new file mode 100644
index 000000000..b7e7a00f8
--- /dev/null
+++ b/libc/string/sparc/sparc32/stpcpy.S
@@ -0,0 +1,161 @@
+/* Copy SRC to DEST returning the address of the terminating '\0' in DEST.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2002, 2004 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+10: ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 1f
+ add %o1, 1, %o1
+ andcc %o1, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 1f
+ add %o1, 1, %o1
+ andcc %o1, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o4
+ ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 1f
+ add %o1, 1, %o1
+ b 6f
+ or %o4, %lo(0x01010101), %o2
+1: retl
+ add %o0, -1, %o0
+
+ENTRY(__stpcpy)
+ andcc %o1, 3, %g0
+ bne 10b
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o4
+5: or %o4, %lo(0x01010101), %o2
+6: andcc %o0, 3, %g0
+ bne 16f
+ sub %g0, 4, %g1
+
+11: add %g1, 4, %g1
+ ld [%o1 + %g1], %o5
+ sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ andcc %o4, %o3, %g0
+ be,a 11b
+ st %o5, [%o0 + %g1]
+
+ /* Check every byte. */
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 14f
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 13f
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 12f
+ andcc %o5, 0xff, %g0
+ bne 11b
+ st %o5, [%o0 + %g1]
+ add %o0, %g1, %o0
+ retl
+ add %o0, 3, %o0
+12: srl %o5, 16, %o5
+ sth %o5, [%o0 + %g1]
+ add %g1, 2, %g1
+ stb %g0, [%o0 + %g1]
+ retl
+ add %o0, %g1, %o0
+13: srl %o5, 16, %o5
+ sth %o5, [%o0 + %g1]
+ add %g1, 1, %g1
+ retl
+ add %o0, %g1, %o0
+14: stb %g0, [%o0 + %g1]
+ retl
+ add %o0, %g1, %o0
+
+15: srl %o5, 24, %o4
+ srl %o5, 16, %g1
+ stb %o4, [%o0]
+ srl %o5, 8, %g4
+ stb %g1, [%o0 + 1]
+ stb %g4, [%o0 + 2]
+ stb %o5, [%o0 + 3]
+ add %o0, 4, %o0
+16: ld [%o1], %o5
+ sub %o5, %o2, %o4
+ andcc %o4, %o3, %g0
+ be 15b
+ add %o1, 4, %o1
+
+ /* Check every byte. */
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g4
+ be 19f
+ stb %g4, [%o0]
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g4
+ be 18f
+ stb %g4, [%o0 + 1]
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g4
+ be 17f
+ stb %g4, [%o0 + 2]
+ andcc %o5, 0xff, %g4
+ stb %g4, [%o0 + 3]
+ bne 16b
+ add %o0, 4, %o0
+ retl
+ sub %o0, 1, %o0
+17: retl
+ add %o0, 2, %o0
+18: retl
+ add %o0, 1, %o0
+19: retl
+ nop
+END(__stpcpy)
+
+weak_alias (__stpcpy, stpcpy)
diff --git a/libc/string/sparc/sparc32/strcat.S b/libc/string/sparc/sparc32/strcat.S
new file mode 100644
index 000000000..e4ff21d01
--- /dev/null
+++ b/libc/string/sparc/sparc32/strcat.S
@@ -0,0 +1,346 @@
+/* strcat (dest, src) -- Append SRC on the end of DEST.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+10: cmp %o4, 2
+ be 1f
+ cmp %o4, 3
+ ldub [%o1], %o5
+ add %o1, 1, %o1
+ stb %o5, [%o0]
+ be 3f
+ cmp %o5, 0
+ be 0f
+ add %o0, 1, %o0
+1: lduh [%o1], %o5
+ add %o1, 2, %o1
+ srl %o5, 8, %o4
+ cmp %o4, 0
+ stb %o4, [%o0]
+ bne,a 2f
+ stb %o5, [%o0 + 1]
+ retl
+ mov %g2, %o0
+2: andcc %o5, 0xff, %o5
+ bne 4f
+ add %o0, 2, %o0
+ retl
+ mov %g2, %o0
+3: bne 4f
+ add %o0, 1, %o0
+ retl
+ mov %g2, %o0
+
+11: ldub [%o0], %o5
+ cmp %o5, 0
+ be 1f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 7f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 2f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 8f
+ sethi %hi(0x01010101), %o4
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 3f
+ add %o0, 1, %o0
+ b 9f
+ or %o4, %lo(0x01010101), %o2
+1: or %o4, %lo(0x80808080), %o3
+2: sethi %hi(0x01010101), %o4
+3: or %o4, %lo(0x01010101), %o2
+ b 3f
+ sub %o0, 1, %o0
+
+ENTRY(strcat)
+ mov %o0, %g2
+ andcc %o0, 3, %g0
+ bne 11b
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+7: sethi %hi(0x01010101), %o4
+8: or %o4, %lo(0x01010101), %o2
+9: ld [%o0], %o5
+7: sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ andcc %o4, %o3, %g0
+ be 9b
+ add %o0, 4, %o0
+
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 3f
+ add %o0, -4, %o0
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 3f
+ add %o0, 1, %o0
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 3f
+ add %o0, 1, %o0
+ andcc %o5, 0xff, %g0
+ add %o0, 2, %o0
+ bne,a 7b
+ ld [%o0], %o5
+ sub %o0, 1, %o0
+3: andcc %o1, 3, %o4
+ bne 10b
+4: andcc %o0, 3, %g3
+ bne 12f
+1: ld [%o1], %o5
+ add %o1, 4, %o1
+ sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ add %o0, 4, %o0
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %o5, [%o0 - 4]
+
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 1f
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 2f
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 3f
+ andcc %o5, 0xff, %g0
+ bne 1b
+ st %o5, [%o0 - 4]
+ retl
+ mov %g2, %o0
+3: srl %o5, 16, %o5
+ sth %o5, [%o0 - 4]
+ stb %g0, [%o0 - 2]
+ retl
+ mov %g2, %o0
+2: srl %o5, 16, %o5
+ sth %o5, [%o0 - 4]
+ retl
+ mov %g2, %o0
+1: stb %g0, [%o0 - 4]
+ retl
+ mov %g2, %o0
+
+12: add %o1, 4, %o1
+ sub %o5, %o2, %o4
+ cmp %g3, 2
+ be 2f
+ cmp %g3, 3
+ be 3f
+ andcc %o4, %o3, %g0
+ bne 5f
+ srl %o5, 24, %g5
+ stb %g5, [%o0]
+ sub %o0, 1, %o0
+ srl %o5, 8, %g5
+ sth %g5, [%o0 + 2]
+1: add %o0, 4, %o0
+4: sll %o5, 24, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 8, %g5
+ sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 6f
+ srl %o5, 16, %o4
+ andcc %o4, 0xff, %g0
+ be 7f
+ srl %o5, 8, %o4
+ st %g5, [%o0]
+ andcc %o4, 0xff, %g0
+ be 0f
+ andcc %o5, 0xff, %g0
+1: bne 4b
+ add %o0, 4, %o0
+9: stb %g0, [%o0]
+0: retl
+ mov %g2, %o0
+
+6: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ retl
+ mov %g2, %o0
+
+7: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+
+5: andcc %g5, 0xff, %g4
+ be 9b
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 7f
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ stb %g4, [%o0]
+ sth %g5, [%o0 + 1]
+ sub %o0, 1, %o0
+ bne 1b
+ andcc %o5, 0xff, %g0
+ retl
+ mov %g2, %o0
+
+7: stb %g4, [%o0]
+ stb %g0, [%o0 + 1]
+ retl
+ mov %g2, %o0
+
+2: andcc %o4, %o3, %g0
+ bne 5f
+ srl %o5, 16, %g5
+ sth %g5, [%o0]
+ sub %o0, 2, %o0
+1: add %o0, 4, %o0
+4: sll %o5, 16, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 16, %g5
+ sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 7f
+ srl %o5, 16, %o4
+ st %g5, [%o0]
+ andcc %o4, 0xff, %g0
+ be 0b
+ srl %o5, 8, %o4
+1: andcc %o4, 0xff, %g0
+ be 8f
+ andcc %o5, 0xff, %g0
+ bne 4b
+ add %o0, 4, %o0
+ sth %o5, [%o0]
+ retl
+ mov %g2, %o0
+
+7: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+
+8: stb %g0, [%o0 + 4]
+ retl
+ mov %g2, %o0
+
+5: srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 9b
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ sth %g5, [%o0]
+ sub %o0, 2, %o0
+ bne 1b
+ srl %o5, 8, %o4
+ retl
+ mov %g2, %o0
+
+3: bne 5f
+ srl %o5, 24, %g5
+ stb %g5, [%o0]
+ sub %o0, 3, %o0
+1: add %o0, 4, %o0
+4: sll %o5, 8, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 24, %g5
+ sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 0b
+ srl %o5, 16, %o4
+1: andcc %o4, 0xff, %g0
+ be 8b
+ srl %o5, 8, %o4
+ andcc %o4, 0xff, %g0
+ be 9f
+ andcc %o5, 0xff, %g0
+ bne 4b
+ add %o0, 4, %o0
+ srl %o5, 8, %o5
+ sth %o5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+9: srl %o5, 8, %o5
+ sth %o5, [%o0 + 4]
+ retl
+ mov %g2, %o0
+5: andcc %g5, 0xff, %g0
+ stb %g5, [%o0]
+ sub %o0, 3, %o0
+ bne 1b
+ srl %o5, 16, %o4
+ retl
+ mov %g2, %o0
+END(strcat)
diff --git a/libc/string/sparc/sparc32/strchr.S b/libc/string/sparc/sparc32/strchr.S
new file mode 100644
index 000000000..f18a8abc7
--- /dev/null
+++ b/libc/string/sparc/sparc32/strchr.S
@@ -0,0 +1,280 @@
+/* strchr (str, ch) -- Return pointer to first occurrence of CH in STR.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jj@ultra.linux.cz> and
+ David S. Miller <davem@caip.rutgers.edu>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+10: ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ cmp %g4, 0
+ be 9f
+ andcc %o0, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ cmp %g4, 0
+ be 9f
+ andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o5
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ be 1f
+ add %o0, 1, %o0
+ cmp %g4, 0
+ be 9f
+ or %o5, %lo(0x01010101), %o2
+ b 6f
+ ld [%o0], %g4
+1: retl
+ sub %o0, 1, %o0
+
+ENTRY(strchr)
+ andcc %o1, 0xff, %o1
+ be 12f
+ sll %o1, 8, %o2
+ andcc %o0, 3, %g0
+ or %o1, %o2, %o2
+ sethi %hi(0x80808080), %o4
+ sll %o2, 16, %o3
+ bne 10b
+ or %o3, %o2, %g2
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o5
+5: or %o5, %lo(0x01010101), %o2
+7: ld [%o0], %g4
+6: xor %g4, %g2, %g5
+ sub %g4, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ sub %g5, %o2, %g6
+ andn %o4, %g4, %o4
+ andn %g6, %g5, %g5
+#else
+ sub %g5, %o2, %g5
+#endif
+ or %g5, %o4, %o4
+ andcc %o4, %o3, %g0
+ be 7b
+ add %o0, 4, %o0
+
+ /* Check every byte. */
+8: srl %g4, 24, %g5
+7: andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be 4f
+ srl %g4, 16, %g5
+ andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be 3f
+ srl %g4, 8, %g5
+ andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be 2f
+ andcc %g4, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ bne,a 6b
+ ld [%o0], %g4
+ retl
+ sub %o0, 1, %o0
+2: retl
+ sub %o0, 2, %o0
+3: retl
+ sub %o0, 3, %o0
+4: retl
+ sub %o0, 4, %o0
+9: retl
+ clr %o0
+
+11: ldub [%o0], %o5
+ cmp %o5, 0
+ be 1f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 1f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o4
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 1f
+ add %o0, 1, %o0
+ b 6f
+ or %o4, %lo(0x01010101), %o2
+1: retl
+ sub %o0, 1, %o0
+
+12: andcc %o0, 3, %g0
+ bne 11b
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o4
+5: or %o4, %lo(0x01010101), %o2
+6: ld [%o0], %o5
+7: sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ andcc %o4, %o3, %g0
+ be 6b
+ add %o0, 4, %o0
+
+ /* Check every byte. */
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 8f
+ add %o0, -4, %o4
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 8f
+ add %o4, 1, %o4
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 8f
+ add %o4, 1, %o4
+ andcc %o5, 0xff, %g0
+ bne,a 7b
+ ld [%o0], %o5
+ add %o4, 1, %o4
+8: retl
+ mov %o4, %o0
+
+13: ldub [%o0], %g4
+ cmp %g4, %o1
+ add %o0, 1, %o0
+ be,a 1f
+ sub %o0, 1, %o5
+ cmp %g4, 0
+ be 9f
+1: andcc %o0, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ add %o0, 1, %o0
+ be,a 1f
+ sub %o0, 1, %o5
+ cmp %g4, 0
+ be 9f
+1: andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o4
+ ldub [%o0], %g4
+ cmp %g4, %o1
+ add %o0, 1, %o0
+ be,a 1f
+ sub %o0, 1, %o5
+ cmp %g4, 0
+ be 9f
+1: or %o4, %lo(0x01010101), %o2
+ b 7f
+ ld [%o0], %g4
+END(strchr)
+
+ENTRY(strrchr)
+ andcc %o1, 0xff, %o1
+ clr %o5
+ be 12b
+ sll %o1, 8, %o2
+ andcc %o0, 3, %g0
+ or %o1, %o2, %o2
+ sethi %hi(0x80808080), %o4
+ sll %o2, 16, %o3
+ bne 13b
+ or %o3, %o2, %g2
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o4
+5: or %o4, %lo(0x01010101), %o2
+6: ld [%o0], %g4
+7: xor %g4, %g2, %g5
+ sub %g4, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ sub %g5, %o2, %g6
+ andn %o4, %g4, %o4
+ andn %g6, %g5, %g5
+#else
+ sub %g5, %o2, %g5
+#endif
+ or %g5, %o4, %o4
+ andcc %o4, %o3, %g0
+ be 6b
+ add %o0, 4, %o0
+
+ /* Check every byte. */
+3: srl %g4, 24, %g5
+8: andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be,a 1f
+ sub %o0, 4, %o5
+1: srl %g4, 16, %g5
+ andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be,a 1f
+ sub %o0, 3, %o5
+1: srl %g4, 8, %g5
+ andcc %g5, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be,a 1f
+ sub %o0, 2, %o5
+1: andcc %g4, 0xff, %g5
+ be 9f
+ cmp %g5, %o1
+ be,a 1f
+ sub %o0, 1, %o5
+1: b 7b
+ ld [%o0], %g4
+9: retl
+ mov %o5, %o0
+END(strrchr)
+
+weak_alias (strchr, index)
+weak_alias (strrchr, rindex)
diff --git a/libc/string/sparc/sparc32/strcmp.S b/libc/string/sparc/sparc32/strcmp.S
new file mode 100644
index 000000000..d6cf9e7d3
--- /dev/null
+++ b/libc/string/sparc/sparc32/strcmp.S
@@ -0,0 +1,255 @@
+/* Compare two strings for differences.
+ For SPARC v7.
+ Copyright (C) 1996, 97, 99, 2003 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+10: ldub [%o0], %o4
+ add %o0, 1, %o0
+ ldub [%o1], %o5
+ cmp %o4, 0
+ add %o1, 1, %o1
+ be 2f
+ subcc %o4, %o5, %o4
+ bne 2f
+ andcc %o0, 3, %g0
+ be 4f
+ or %g1, %lo(0x80808080), %o3
+ ldub [%o0], %o4
+ add %o0, 1, %o0
+ ldub [%o1], %o5
+ cmp %o4, 0
+ add %o1, 1, %o1
+ be 2f
+ subcc %o4, %o5, %o4
+ bne 2f
+ andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %g1
+ ldub [%o0], %o4
+ add %o0, 1, %o0
+ ldub [%o1], %o5
+ cmp %o4, 0
+ add %o1, 1, %o1
+ be 2f
+ subcc %o4, %o5, %o4
+ bne 2f
+ andcc %o1, 3, %g2
+ bne 12f
+ or %g1, %lo(0x01010101), %o2
+ b 1f
+ ld [%o0], %o4
+2: retl
+ mov %o4, %o0
+
+ENTRY(strcmp)
+ andcc %o0, 3, %g0
+ bne 10b
+ sethi %hi(0x80808080), %g1
+ or %g1, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %g1
+5: andcc %o1, 3, %g2
+ bne 12f
+ or %g1, %lo(0x01010101), %o2
+
+0: ld [%o0], %o4
+1: ld [%o1], %o5
+ sub %o4, %o2, %g1
+ add %o0, 4, %o0
+ cmp %o4, %o5
+#ifdef EIGHTBIT_NOT_RARE
+ andn %g1, %o4, %g1
+#endif
+ bne 11f
+ andcc %g1, %o3, %g0
+ be 0b
+ add %o1, 4, %o1
+
+ srl %o4, 24, %g4
+ andcc %g4, 0xff, %g0
+ be 2f
+ srl %o4, 16, %g4
+ andcc %g4, 0xff, %g0
+ be 2f
+ srl %o4, 8, %g4
+ andcc %g4, 0xff, %g0
+ be 2f
+ andcc %o4, 0xff, %g0
+ bne,a 1b
+ ld [%o0], %o4
+2: retl
+ clr %o0
+
+11: srl %o4, 24, %g4
+ srl %o5, 24, %g5
+ andcc %g4, 0xff, %g0
+ be 3f
+ subcc %g4, %g5, %g4
+ bne 3f
+ srl %o5, 16, %g5
+ srl %o4, 16, %g4
+ andcc %g4, 0xff, %g0
+ be 3f
+ subcc %g4, %g5, %g4
+ bne 3f
+ srl %o5, 8, %g5
+ srl %o4, 8, %g4
+ andcc %g4, 0xff, %g0
+ be 3f
+ subcc %g4, %g5, %g4
+ bne 3f
+ subcc %o4, %o5, %o4
+ retl
+ mov %o4, %o0
+3: retl
+ mov %g4, %o0
+
+12: save %sp, -64, %sp
+ ld [%i0], %i4
+ sll %g2, 3, %g3
+ andn %i1, 3, %i1
+ mov 32, %l1
+ ld [%i1], %l2
+ mov -1, %g6
+ add %i1, 4, %i1
+ sub %l1, %g3, %l1
+ sll %g6, %g3, %g6
+
+1: sll %l2, %g3, %g5
+ and %i4, %g6, %l3
+ sub %i4, %i2, %g1
+#ifdef EIGHTBIT_NOT_RARE
+ andn %g1, %i4, %g1
+#endif
+ andcc %g1, %i3, %g1
+ bne 3f
+ cmp %g5, %l3
+ bne 2f
+ add %i0, 4, %i0
+ ld [%i1], %l2
+ add %i1, 4, %i1
+ srl %l2, %l1, %l4
+ or %l4, %g5, %l4
+ cmp %l4, %i4
+ be,a 1b
+ ld [%i0], %i4
+ restore %l4, %g0, %o3
+ retl
+ sub %o4, %o3, %o0
+
+2: sll %l2, %g3, %i2
+ srl %i4, %g3, %i3
+ srl %i2, %g3, %i2
+ restore
+ retl
+ sub %o3, %o2, %o0
+
+3: srl %i4, 24, %g4
+ srl %g5, 24, %l6
+ andcc %g4, 0xff, %g0
+ be 4f
+ subcc %g4, %l6, %g4
+ bne 4f
+ cmp %g2, 3
+ be 6f
+ srl %i4, 16, %g4
+ srl %g5, 16, %l6
+ andcc %g4, 0xff, %g0
+ be 4f
+ subcc %g4, %l6, %g4
+ bne 4f
+ cmp %g2, 2
+ be 5f
+ srl %i4, 8, %g4
+ srl %g5, 8, %l6
+ andcc %g4, 0xff, %g0
+ be 4f
+ subcc %g4, %l6, %g4
+ bne 4f
+ add %i0, 4, %i0
+ ld [%i1], %l2
+ add %i1, 4, %i1
+ srl %l2, 24, %g5
+ andcc %i4, 0xff, %g4
+ be 4f
+ subcc %g4, %g5, %g4
+ be,a 1b
+ ld [%i0], %i4
+4: jmpl %i7 + 8, %g0
+ restore %g4, %g0, %o0
+
+5: ld [%i1], %l2
+ add %i1, 4, %i1
+ add %i0, 4, %i0
+ srl %l2, 24, %l6
+ andcc %g4, 0xff, %g4
+ be 4b
+ subcc %g4, %l6, %g4
+ bne 4b
+ srl %l2, 16, %l6
+ andcc %i4, 0xff, %g4
+ and %l6, 0xff, %l6
+ be 4b
+ subcc %g4, %l6, %g4
+ be,a 1b
+ ld [%i0], %i4
+ jmpl %i7 + 8, %g0
+ restore %g4, %g0, %o0
+
+6: ld [%i1], %l2
+ add %i1, 4, %i1
+ add %i0, 4, %i0
+ srl %l2, 24, %l6
+ andcc %g4, 0xff, %g4
+ be 4b
+ subcc %g4, %l6, %g4
+ bne 4b
+ srl %l2, 16, %l6
+ srl %i4, 8, %g4
+ and %l6, 0xff, %l6
+ andcc %g4, 0xff, %g4
+ be 4b
+ subcc %g4, %l6, %g4
+ bne 4b
+ srl %l2, 8, %l6
+ andcc %i4, 0xff, %g4
+ and %l6, 0xff, %l6
+ be 4b
+ subcc %g4, %l6, %g4
+ be,a 1b
+ ld [%i0], %i4
+ jmpl %i7 + 8, %g0
+ restore %g4, %g0, %o0
+END(strcmp)
diff --git a/libc/string/sparc/sparc32/strcpy.S b/libc/string/sparc/sparc32/strcpy.S
new file mode 100644
index 000000000..c368580ba
--- /dev/null
+++ b/libc/string/sparc/sparc32/strcpy.S
@@ -0,0 +1,272 @@
+/* Copy SRC to DEST returning DEST.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+1: ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 0f
+ add %o1, 1, %o1
+ andcc %o1, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 0f
+ add %o1, 1, %o1
+ andcc %o1, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o4
+ ldub [%o1], %o5
+ stb %o5, [%o0]
+ cmp %o5, 0
+ add %o0, 1, %o0
+ be 0f
+ add %o1, 1, %o1
+ b 6f
+ andcc %o0, 3, %g3
+
+ENTRY(strcpy)
+ mov %o0, %g2
+ andcc %o1, 3, %g0
+ bne 1b
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o4
+5: andcc %o0, 3, %g3
+6: bne 10f
+ or %o4, %lo(0x01010101), %o2
+1: ld [%o1], %o5
+ add %o1, 4, %o1
+ sub %o5, %o2, %o4
+ add %o0, 4, %o0
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %o5, [%o0 - 4]
+
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 1f
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 2f
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 3f
+ andcc %o5, 0xff, %g0
+ bne 1b
+ st %o5, [%o0 - 4]
+ retl
+ mov %g2, %o0
+3: srl %o5, 16, %o5
+ sth %o5, [%o0 - 4]
+ stb %g0, [%o0 - 2]
+ retl
+ mov %g2, %o0
+2: srl %o5, 16, %o5
+ sth %o5, [%o0 - 4]
+ retl
+ mov %g2, %o0
+1: stb %g0, [%o0 - 4]
+ retl
+ mov %g2, %o0
+
+10: ld [%o1], %o5
+ add %o1, 4, %o1
+ sub %o5, %o2, %o4
+ cmp %g3, 2
+ be 2f
+ cmp %g3, 3
+ be 3f
+ andcc %o4, %o3, %g0
+ bne 5f
+ srl %o5, 24, %g5
+ stb %g5, [%o0]
+ sub %o0, 1, %o0
+ srl %o5, 8, %g5
+ sth %g5, [%o0 + 2]
+1: add %o0, 4, %o0
+4: sll %o5, 24, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 8, %g5
+ sub %o5, %o2, %o4
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 6f
+ srl %o5, 16, %o4
+ andcc %o4, 0xff, %g0
+ be 7f
+ srl %o5, 8, %o4
+ st %g5, [%o0]
+ andcc %o4, 0xff, %g0
+ be 0f
+ andcc %o5, 0xff, %g0
+1: bne 4b
+ add %o0, 4, %o0
+9: stb %g0, [%o0]
+0: retl
+ mov %g2, %o0
+6: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ retl
+ mov %g2, %o0
+7: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+5: andcc %g5, 0xff, %g4
+ be 9b
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 7f
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ stb %g4, [%o0]
+ sth %g5, [%o0 + 1]
+ sub %o0, 1, %o0
+ bne 1b
+ andcc %o5, 0xff, %g0
+ retl
+ mov %g2, %o0
+7: stb %g4, [%o0]
+ stb %g0, [%o0 + 1]
+ retl
+ mov %g2, %o0
+
+2: andcc %o4, %o3, %g0
+ bne 5f
+ srl %o5, 16, %g5
+ sth %g5, [%o0]
+ sub %o0, 2, %o0
+1: add %o0, 4, %o0
+4: sll %o5, 16, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 16, %g5
+ sub %o5, %o2, %o4
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be,a 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 7f
+ srl %o5, 16, %o4
+ st %g5, [%o0]
+ andcc %o4, 0xff, %g0
+ be 0b
+ srl %o5, 8, %o4
+1: andcc %o4, 0xff, %g0
+ be 8f
+ andcc %o5, 0xff, %g0
+ bne 4b
+ add %o0, 4, %o0
+ sth %o5, [%o0]
+ retl
+ mov %g2, %o0
+7: srl %g5, 16, %g5
+ sth %g5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+8: stb %g0, [%o0 + 4]
+ retl
+ mov %g2, %o0
+5: srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 9b
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ sth %g5, [%o0]
+ sub %o0, 2, %o0
+ bne 1b
+ srl %o5, 8, %o4
+ retl
+ mov %g2, %o0
+
+3: bne 5f
+ srl %o5, 24, %g5
+ stb %g5, [%o0]
+ sub %o0, 3, %o0
+1: add %o0, 4, %o0
+4: sll %o5, 8, %g6
+ ld [%o1], %o5
+ add %o1, 4, %o1
+ srl %o5, 24, %g5
+ sub %o5, %o2, %o4
+ or %g5, %g6, %g5
+ andcc %o4, %o3, %g0
+ be 1b
+ st %g5, [%o0]
+ srl %o5, 24, %o4
+ andcc %o4, 0xff, %g0
+ be 0b
+ srl %o5, 16, %o4
+1: andcc %o4, 0xff, %g0
+ be 8b
+ srl %o5, 8, %o4
+ andcc %o4, 0xff, %g0
+ be 9f
+ andcc %o5, 0xff, %g0
+ bne 4b
+ add %o0, 4, %o0
+ srl %o5, 8, %o5
+ sth %o5, [%o0]
+ stb %g0, [%o0 + 2]
+ retl
+ mov %g2, %o0
+9: srl %o5, 8, %o5
+ sth %o5, [%o0 + 4]
+ retl
+ mov %g2, %o0
+5: andcc %g5, 0xff, %g0
+ stb %g5, [%o0]
+ sub %o0, 3, %o0
+ bne 1b
+ srl %o5, 16, %o4
+ retl
+ mov %g2, %o0
+END(strcpy)
diff --git a/libc/string/sparc/sparc32/strlen.S b/libc/string/sparc/sparc32/strlen.S
new file mode 100644
index 000000000..cc455ac89
--- /dev/null
+++ b/libc/string/sparc/sparc32/strlen.S
@@ -0,0 +1,101 @@
+/* Determine the length of a string.
+ For SPARC v7.
+ Copyright (C) 1996, 1999, 2003 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+ /* Normally, this uses ((xword - 0x01010101) & 0x80808080) 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 - 0x01010101) & (~xword) & 0x80808080),
+ 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 4
+10: ldub [%o0], %o5
+ cmp %o5, 0
+ be 1f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 4f
+ or %o4, %lo(0x80808080), %o3
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 2f
+ add %o0, 1, %o0
+ andcc %o0, 3, %g0
+ be 5f
+ sethi %hi(0x01010101), %o4
+ ldub [%o0], %o5
+ cmp %o5, 0
+ be 3f
+ add %o0, 1, %o0
+ b 11f
+ or %o4, %lo(0x01010101), %o2
+1: retl
+ mov 0, %o0
+2: retl
+ mov 1, %o0
+3: retl
+ mov 2, %o0
+
+ENTRY(strlen)
+ mov %o0, %o1
+ andcc %o0, 3, %g0
+ bne 10b
+ sethi %hi(0x80808080), %o4
+ or %o4, %lo(0x80808080), %o3
+4: sethi %hi(0x01010101), %o4
+5: or %o4, %lo(0x01010101), %o2
+11: ld [%o0], %o5
+12: sub %o5, %o2, %o4
+#ifdef EIGHTBIT_NOT_RARE
+ andn %o4, %o5, %o4
+#endif
+ andcc %o4, %o3, %g0
+ be 11b
+ add %o0, 4, %o0
+
+ srl %o5, 24, %g5
+ andcc %g5, 0xff, %g0
+ be 13f
+ add %o0, -4, %o4
+ srl %o5, 16, %g5
+ andcc %g5, 0xff, %g0
+ be 13f
+ add %o4, 1, %o4
+ srl %o5, 8, %g5
+ andcc %g5, 0xff, %g0
+ be 13f
+ add %o4, 1, %o4
+ andcc %o5, 0xff, %g0
+ bne,a 12b
+ ld [%o0], %o5
+ add %o4, 1, %o4
+13: retl
+ sub %o4, %o1, %o0
+END(strlen)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-13 17:36:42 +0000