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authorRoland McGrath <roland@gnu.org>2002-11-07 19:15:01 +0000
committerRoland McGrath <roland@gnu.org>2002-11-07 19:15:01 +0000
commit58ef9ef7bcbe3df172d9ff5fa840a63d89a19df4 (patch)
tree707f53302db4e5a0d10362716902c53222dfb939
parentcbf900b43010058d8489ce32ae43fb06a66410c1 (diff)
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* string/test-string.h: New file.
* string/test-strlen.c: New file. * string/test-string.h: New file. * string/test-strcmp.c: New file. * string/test-strchr.c: New file. * string/test-strrchr.c: New file. * string/test-strcpy.c: New file. * string/test-stpcpy.c: New file. * string/test-strncpy.c: New file. * string/test-stpncpy.c: New file. * string/test-strpbrk.c: New file. * string/test-strcspn.c: New file. * string/test-strspn.c: New file. * string/test-strcat.c: New file. * string/test-strncmp.c: New file. * string/test-memchr.c: New file. * string/test-memcmp.c: New file. * string/test-memset.c: New file. * string/test-memcpy.c: New file. * string/test-mempcpy.c: New file. * string/test-memmove.c: New file. * string/Makefile (strop-tests): New variable. (tests): Add strop-tests. (distribute): Add test-string.h.
-rw-r--r--ChangeLog27
-rw-r--r--string/Makefile8
-rw-r--r--string/test-memchr.c189
-rw-r--r--string/test-memcmp.c222
-rw-r--r--string/test-memcpy.c273
-rw-r--r--string/test-memmove.c279
-rw-r--r--string/test-mempcpy.c38
-rw-r--r--string/test-memset.c212
-rw-r--r--string/test-stpcpy.c37
-rw-r--r--string/test-stpncpy.c45
-rw-r--r--string/test-strcat.c260
-rw-r--r--string/test-strchr.c220
-rw-r--r--string/test-strcmp.c239
-rw-r--r--string/test-strcpy.c225
-rw-r--r--string/test-strcspn.c45
-rw-r--r--string/test-string.h148
-rw-r--r--string/test-strlen.c177
-rw-r--r--string/test-strncmp.c259
-rw-r--r--string/test-strncpy.c264
-rw-r--r--string/test-strpbrk.c228
-rw-r--r--string/test-strrchr.c235
-rw-r--r--string/test-strspn.c213
22 files changed, 3841 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index 3a207b3..bb13bed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,30 @@
+2002-11-07 Jakub Jelinek <jakub@redhat.com>
+
+ * string/test-string.h: New file.
+ * string/test-strlen.c: New file.
+ * string/test-string.h: New file.
+ * string/test-strcmp.c: New file.
+ * string/test-strchr.c: New file.
+ * string/test-strrchr.c: New file.
+ * string/test-strcpy.c: New file.
+ * string/test-stpcpy.c: New file.
+ * string/test-strncpy.c: New file.
+ * string/test-stpncpy.c: New file.
+ * string/test-strpbrk.c: New file.
+ * string/test-strcspn.c: New file.
+ * string/test-strspn.c: New file.
+ * string/test-strcat.c: New file.
+ * string/test-strncmp.c: New file.
+ * string/test-memchr.c: New file.
+ * string/test-memcmp.c: New file.
+ * string/test-memset.c: New file.
+ * string/test-memcpy.c: New file.
+ * string/test-mempcpy.c: New file.
+ * string/test-memmove.c: New file.
+ * string/Makefile (strop-tests): New variable.
+ (tests): Add strop-tests.
+ (distribute): Add test-string.h.
+
2002-11-06 Ulrich Drepper <drepper@redhat.com>
* posix/regcomp.c: Use tabs instead of spaces.
diff --git a/string/Makefile b/string/Makefile
index eed07fc..7e2220e 100644
--- a/string/Makefile
+++ b/string/Makefile
@@ -45,11 +45,15 @@ routines := strcat strchr strcmp strcoll strcpy strcspn \
# for -fbounded-pointer compiles. Glibc uses memchr for explicit checks.
o-objects.ob := memcpy.o memset.o memchr.o
+strop-tests := memchr memcmp memcpy memmove mempcpy memset stpcpy \
+ stpncpy strcat strchr strcmp strcpy strcspn strlen \
+ strncmp strncpy strpbrk strrchr strspn
tests := tester inl-tester noinl-tester testcopy test-ffs \
tst-strlen stratcliff tst-svc tst-inlcall \
bug-strncat1 bug-strspn1 bug-strpbrk1 tst-bswap \
- tst-strtok tst-strxfrm bug-strcoll1
-distribute := memcopy.h pagecopy.h tst-svc.expect
+ tst-strtok tst-strxfrm bug-strcoll1 \
+ $(addprefix test-,$(strop-tests))
+distribute := memcopy.h pagecopy.h tst-svc.expect test-string.h
include ../Rules
diff --git a/string/test-memchr.c b/string/test-memchr.c
new file mode 100644
index 0000000..e5c13a2
--- /dev/null
+++ b/string/test-memchr.c
@@ -0,0 +1,189 @@
+/* Test and measure memchr functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef char *(*proto_t) (const char *, int, size_t);
+char *simple_memchr (const char *, int, size_t);
+
+IMPL (simple_memchr, 0)
+IMPL (memchr, 1)
+
+char *
+simple_memchr (const char *s, int c, size_t n)
+{
+ while (n--)
+ if (*s++ == (char) c)
+ return (char *) s - 1;
+ return NULL;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s, int c, size_t n, char *exp_res)
+{
+ char *res = CALL (impl, s, c, n);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ res, exp_res);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, c, n);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len, int seek_char)
+{
+ size_t i;
+ char *result;
+
+ align &= 7;
+ if (align + len >= page_size)
+ return;
+
+ for (i = 0; i < len; ++i)
+ {
+ buf1[align + i] = 1 + 23 * i % 127;
+ if (buf1[align + i] == seek_char)
+ buf1[align + i] = seek_char + 1;
+ }
+ buf1[align + len] = 0;
+
+ if (pos < len)
+ {
+ buf1[align + pos] = seek_char;
+ buf1[align + len] = -seek_char;
+ result = buf1 + align + pos;
+ }
+ else
+ {
+ result = NULL;
+ buf1[align + len] = seek_char;
+ }
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd:", pos, align);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, buf1 + align, seek_char, len, result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ int seek_char;
+ char *result;
+ unsigned char *p = buf1 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ pos = random () & 511;
+ if (pos + align >= 512)
+ pos = 511 - align - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + align >= 512)
+ len = 512 - align - (random () & 7);
+ seek_char = random () & 255;
+ j = len + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ p[i] = seek_char;
+ else
+ {
+ p[i] = random () & 255;
+ if (i < pos + align && p[i] == seek_char)
+ p[i] = seek_char + 13;
+ }
+ }
+
+ if (pos < len)
+ result = p + pos + align;
+ else
+ result = NULL;
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align, seek_char, len) != result)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p",
+ n, impl->name, align, seek_char, len, pos,
+ CALL (impl, p + align, seek_char, len), result, p);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%20s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 23);
+ do_test (i, 64, 256, 23);
+ do_test (0, 16 << i, 2048, 0);
+ do_test (i, 64, 256, 0);
+ }
+ for (i = 1; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 23);
+ do_test (0, i, i + 1, 0);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-memcmp.c b/string/test-memcmp.c
new file mode 100644
index 0000000..d3cc560
--- /dev/null
+++ b/string/test-memcmp.c
@@ -0,0 +1,222 @@
+/* Test and measure memcmp functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef int (*proto_t) (const char *, const char *, size_t);
+int simple_memcmp (const char *, const char *, size_t);
+
+IMPL (simple_memcmp, 0)
+IMPL (memcmp, 1)
+
+int
+simple_memcmp (const char *s1, const char *s2, size_t n)
+{
+ int ret = 0;
+
+ while (n--
+ && (ret = *(unsigned char *) s1++ - *(unsigned char *) s2++) == 0);
+ return ret;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s1, const char *s2, size_t len,
+ int exp_result)
+{
+ int result = CALL (impl, s1, s2, len);
+ if ((exp_result == 0 && result != 0)
+ || (exp_result < 0 && result >= 0)
+ || (exp_result > 0 && result <= 0))
+ {
+ error (0, 0, "Wrong result in function %s %d %d", impl->name,
+ result, exp_result);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s1, s2, len);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, int exp_result)
+{
+ size_t i;
+ char *s1, *s2;
+
+ if (len == 0)
+ return;
+
+ align1 &= 7;
+ if (align1 + len >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + len >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < len; i++)
+ s1[i] = s2[i] = 1 + 23 * i % 255;
+
+ s1[len] = align1;
+ s2[len] = align2;
+ s2[len - 1] -= exp_result;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s1, s2, len, exp_result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, pos, len;
+ int result, r;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ pos = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (pos + j >= 512)
+ pos = 511 - j - (random () & 7);
+ len = random () & 511;
+ if (len + j >= 512)
+ len = 511 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512) j = 512;
+ for (i = 0; i < j; ++i)
+ p1[i] = random () & 255;
+ for (i = 0; i < j; ++i)
+ p2[i] = random () & 255;
+
+ result = 0;
+ if (pos >= len)
+ memcpy (p2 + align2, p1 + align1, len);
+ else
+ {
+ memcpy (p2 + align2, p1 + align1, pos);
+ if (p2[align2 + pos] == p1[align1 + pos])
+ {
+ p2[align2 + pos] = random () & 255;
+ if (p2[align2 + pos] == p1[align1 + pos])
+ p2[align2 + pos] = p1[align1 + pos] + 3 + (random () & 127);
+ }
+
+ if (p1[align1 + pos] < p2[align2 + pos])
+ result = -1;
+ else
+ result = 1;
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ r = CALL (impl, p1 + align1, p2 + align2, len);
+ if ((r == 0 && result)
+ || (r < 0 && result >= 0)
+ || (r > 0 && result <= 0))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd) %d != %d, p1 %p p2 %p",
+ n, impl->name, align1, align2, len, pos, r, result, p1, p2);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 16; ++i)
+ {
+ do_test (i, i, i, 0);
+ do_test (i, i, i, 1);
+ do_test (i, i, i, -1);
+ }
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, 0);
+ do_test (0, 0, i, 1);
+ do_test (0, 0, i, -1);
+ }
+
+ for (i = 1; i < 10; ++i)
+ {
+ do_test (0, 0, 2 << i, 0);
+ do_test (0, 0, 2 << i, 1);
+ do_test (0, 0, 2 << i, -1);
+ do_test (0, 0, 16 << i, 0);
+ do_test (8 - i, 2 * i, 16 << i, 0);
+ do_test (0, 0, 16 << i, 1);
+ do_test (0, 0, 16 << i, -1);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, 8 << i, 0);
+ do_test (i, 2 * i, 8 << i, 1);
+ do_test (i, 2 * i, 8 << i, -1);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-memcpy.c b/string/test-memcpy.c
new file mode 100644
index 0000000..5549ead
--- /dev/null
+++ b/string/test-memcpy.c
@@ -0,0 +1,273 @@
+/* Test and measure memcpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#ifndef MEMCPY_RESULT
+# define MEMCPY_RESULT(dst, len) dst
+# define MIN_PAGE_SIZE 131072
+# define TEST_MAIN
+# include "test-string.h"
+
+char *simple_memcpy (char *, const char *, size_t);
+char *builtin_memcpy (char *, const char *, size_t);
+
+IMPL (simple_memcpy, 0)
+IMPL (builtin_memcpy, 0)
+IMPL (memcpy, 1)
+
+char *
+simple_memcpy (char *dst, const char *src, size_t n)
+{
+ char *ret = dst;
+ while (n--)
+ *dst++ = *src++;
+ return ret;
+}
+
+char *
+builtin_memcpy (char *dst, const char *src, size_t n)
+{
+ return __builtin_memcpy (dst, src, n);
+}
+#endif
+
+typedef char *(*proto_t) (char *, const char *, size_t);
+
+static void
+do_one_test (impl_t *impl, char *dst, const char *src,
+ size_t len)
+{
+ if (CALL (impl, dst, src, len) != MEMCPY_RESULT (dst, len))
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ CALL (impl, dst, src, len), MEMCPY_RESULT (dst, len));
+ ret = 1;
+ return;
+ }
+
+ if (memcmp (dst, src, len) != 0)
+ {
+ error (0, 0, "Wrong result in function %s dst \"%s\" src \"%s\"",
+ impl->name, dst, src);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, dst, src, len);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len)
+{
+ size_t i, j;
+ char *s1, *s2;
+
+ align1 &= 63;
+ if (align1 + len >= page_size)
+ return;
+
+ align2 &= 63;
+ if (align2 + len >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0, j = 1; i < len; i++, j += 23)
+ s1[i] = j;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s2, s1, len);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, len, size1, size2, size;
+ int c;
+ unsigned char *p1, *p2;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ if (n == 0)
+ {
+ len = getpagesize ();
+ size = len + 512;
+ size1 = size;
+ size2 = size;
+ align1 = 512;
+ align2 = 512;
+ }
+ else
+ {
+ if ((random () & 255) == 0)
+ size = 65536;
+ else
+ size = 768;
+ if (size > page_size)
+ size = page_size;
+ size1 = size;
+ size2 = size;
+ i = random ();
+ if (i & 3)
+ size -= 256;
+ if (i & 1)
+ size1 -= 256;
+ if (i & 2)
+ size2 -= 256;
+ if (i & 4)
+ {
+ len = random () % size;
+ align1 = size1 - len - (random () & 31);
+ align2 = size2 - len - (random () & 31);
+ if (align1 > size1)
+ align1 = 0;
+ if (align2 > size2)
+ align2 = 0;
+ }
+ else
+ {
+ align1 = random () & 63;
+ align2 = random () & 63;
+ len = random () % size;
+ if (align1 + len > size1)
+ align1 = size1 - len;
+ if (align2 + len > size2)
+ align2 = size2 - len;
+ }
+ }
+ p1 = buf1 + page_size - size1;
+ p2 = buf2 + page_size - size2;
+ c = random () & 255;
+ j = align1 + len + 256;
+ if (j > size1)
+ j = size1;
+ for (i = 0; i < j; ++i)
+ p1[i] = random () & 255;
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ j = align2 + len + 256;
+ if (j > size2)
+ j = size2;
+ memset (p2, c, j);
+ res = CALL (impl, p2 + align2, p1 + align1, len);
+ if (res != MEMCPY_RESULT (p2 + align2, len))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p",
+ n, impl->name, align1, align2, len, res,
+ MEMCPY_RESULT (p2 + align2, len));
+ ret = 1;
+ }
+ for (i = 0; i < align2; ++i)
+ {
+ if (p2[i] != c)
+ {
+ error (0, 0, "Iteration %zd - garbage before, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ for (i = align2 + len; i < j; ++i)
+ {
+ if (p2[i] != c)
+ {
+ error (0, 0, "Iteration %zd - garbage after, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ if (memcmp (p1 + align1, p2 + align2, len))
+ {
+ error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 18; ++i)
+ {
+ do_test (0, 0, 1 << i);
+ do_test (i, 0, 1 << i);
+ do_test (0, i, 1 << i);
+ do_test (i, i, 1 << i);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, 0, i);
+ do_test (i, 0, i);
+ do_test (0, i, i);
+ do_test (i, i, i);
+ }
+
+ for (i = 3; i < 32; ++i)
+ {
+ if ((i & (i - 1)) == 0)
+ continue;
+ do_test (0, 0, 16 * i);
+ do_test (i, 0, 16 * i);
+ do_test (0, i, 16 * i);
+ do_test (i, i, 16 * i);
+ }
+
+ do_test (0, 0, getpagesize ());
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-memmove.c b/string/test-memmove.c
new file mode 100644
index 0000000..deb06e1
--- /dev/null
+++ b/string/test-memmove.c
@@ -0,0 +1,279 @@
+/* Test and measure memmove functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef char *(*proto_t) (char *, const char *, size_t);
+char *simple_memmove (char *, const char *, size_t);
+
+IMPL (simple_memmove, 0)
+IMPL (memmove, 1)
+
+char *
+simple_memmove (char *dst, const char *src, size_t n)
+{
+ char *ret = dst;
+ if (src < dst)
+ {
+ dst += n;
+ src += n;
+ while (n--)
+ *--dst = *--src;
+ }
+ else
+ while (n--)
+ *dst++ = *src++;
+ return ret;
+}
+
+static void
+do_one_test (impl_t *impl, char *dst, char *src, const char *orig_src,
+ size_t len)
+{
+ char *res;
+
+ memcpy (src, orig_src, len);
+ res = CALL (impl, dst, src, len);
+ if (res != dst)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ res, dst);
+ ret = 1;
+ return;
+ }
+
+ if (memcmp (dst, orig_src, len) != 0)
+ {
+ error (0, 0, "Wrong result in function %s dst \"%s\" src \"%s\"",
+ impl->name, dst, src);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, dst, src, len);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len)
+{
+ size_t i, j;
+ char *s1, *s2;
+
+ align1 &= 63;
+ if (align1 + len >= page_size)
+ return;
+
+ align2 &= 63;
+ if (align2 + len >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0, j = 1; i < len; i++, j += 23)
+ s1[i] = j;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s2, buf2 + align1, s1, len);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, n, align1, align2, len, size;
+ size_t srcstart, srcend, dststart, dstend;
+ int c;
+ unsigned char *p1, *p2;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ if ((random () & 255) == 0)
+ size = 65536;
+ else
+ size = 512;
+ if (size > page_size)
+ size = page_size;
+ if ((random () & 3) == 0)
+ {
+ len = random () & (size - 1);
+ align1 = size - len - (random () & 31);
+ align2 = size - len - (random () & 31);
+ if (align1 > size)
+ align1 = 0;
+ if (align2 > size)
+ align2 = 0;
+ }
+ else
+ {
+ align1 = random () & (size / 2 - 1);
+ align2 = random () & (size / 2 - 1);
+ len = random () & (size - 1);
+ if (align1 + len > size)
+ align1 = size - len;
+ if (align2 + len > size)
+ align2 = size - len;
+ }
+
+ p1 = buf1 + page_size - size;
+ p2 = buf2 + page_size - size;
+ c = random () & 255;
+ srcend = align1 + len + 256;
+ if (srcend > size)
+ srcend = size;
+ if (align1 > 256)
+ srcstart = align1 - 256;
+ else
+ srcstart = 0;
+ for (i = srcstart; i < srcend; ++i)
+ p1[i] = random () & 255;
+ dstend = align2 + len + 256;
+ if (dstend > size)
+ dstend = size;
+ if (align2 > 256)
+ dststart = align2 - 256;
+ else
+ dststart = 0;
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ memset (p2 + dststart, c, dstend - dststart);
+ memcpy (p2 + srcstart, p1 + srcstart, srcend - srcstart);
+ res = CALL (impl, p2 + align2, p2 + align1, len);
+ if (res != p2 + align2)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p",
+ n, impl->name, align1, align2, len, res, p2 + align2);
+ ret = 1;
+ }
+ if (memcmp (p1 + align1, p2 + align2, len))
+ {
+ error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ }
+ for (i = dststart; i < dstend; ++i)
+ {
+ if (i >= align2 && i < align2 + len)
+ {
+ i = align2 + len - 1;
+ continue;
+ }
+ if (i >= srcstart && i < srcend)
+ {
+ i = srcend - 1;
+ continue;
+ }
+ if (p2[i] != c)
+ {
+ error (0, 0, "Iteration %zd - garbage in memset area, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+
+ if (srcstart < align2
+ && memcmp (p2 + srcstart, p1 + srcstart,
+ (srcend > align2 ? align2 : srcend) - srcstart))
+ {
+ error (0, 0, "Iteration %zd - garbage before dst, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+
+ i = srcstart > align2 + len ? srcstart : align2 + len;
+ if (srcend > align2 + len
+ && memcmp (p2 + i, p1 + i, srcend - i))
+ {
+ error (0, 0, "Iteration %zd - garbage after dst, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 14; ++i)
+ {
+ do_test (0, 32, 1 << i);
+ do_test (32, 0, 1 << i);
+ do_test (0, i, 1 << i);
+ do_test (i, 0, 1 << i);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, 32, i);
+ do_test (32, 0, i);
+ do_test (0, i, i);
+ do_test (i, 0, i);
+ }
+
+ for (i = 3; i < 32; ++i)
+ {
+ if ((i & (i - 1)) == 0)
+ continue;
+ do_test (0, 32, 16 * i);
+ do_test (32, 0, 16 * i);
+ do_test (0, i, 16 * i);
+ do_test (i, 0, 16 * i);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-mempcpy.c b/string/test-mempcpy.c
new file mode 100644
index 0000000..f8b0267
--- /dev/null
+++ b/string/test-mempcpy.c
@@ -0,0 +1,38 @@
+/* Test and measure mempcpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define MEMCPY_RESULT(dst, len) (dst) + (len)
+#define TEST_MAIN
+#include "test-string.h"
+
+char *simple_mempcpy (char *, const char *, size_t);
+
+IMPL (simple_mempcpy, 0)
+IMPL (mempcpy, 1)
+
+char *
+simple_mempcpy (char *dst, const char *src, size_t n)
+{
+ while (n--)
+ *dst++ = *src++;
+ return dst;
+}
+
+#include "test-memcpy.c"
diff --git a/string/test-memset.c b/string/test-memset.c
new file mode 100644
index 0000000..2847502
--- /dev/null
+++ b/string/test-memset.c
@@ -0,0 +1,212 @@
+/* Test and measure memset functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#define MIN_PAGE_SIZE 131072
+#include "test-string.h"
+
+typedef char *(*proto_t) (char *, int, size_t);
+char *simple_memset (char *, int, size_t);
+char *builtin_memset (char *, int, size_t);
+
+IMPL (simple_memset, 0)
+IMPL (builtin_memset, 0)
+IMPL (memset, 1)
+
+char *
+simple_memset (char *s, int c, size_t n)
+{
+ char *r = s, *end = s + n;
+ while (r < end)
+ *r++ = c;
+ return s;
+}
+
+char *
+builtin_memset (char *s, int c, size_t n)
+{
+ return __builtin_memset (s, c, n);
+}
+
+static void
+do_one_test (impl_t *impl, char *s, int c, size_t n)
+{
+ char *res = CALL (impl, s, c, n);
+ if (res != s)
+ {
+ error (0, 0, "Wrong result in function %s %p != %p", impl->name,
+ res, s);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, c, n);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, int c, size_t len)
+{
+ align &= 7;
+ if (align + len > page_size)
+ return;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd, c %2d:", len, align, c);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, buf1 + align, c, len);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, k, n, align, len, size;
+ int c, o;
+ unsigned char *p, *res;
+
+ for (i = 0; i < 65536; ++i)
+ buf2[i] = random () & 255;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ if ((random () & 31) == 0)
+ size = 65536;
+ else
+ size = 512;
+ p = buf1 + page_size - size;
+ len = random () & (size - 1);
+ align = size - len - (random () & 31);
+ if (align > size)
+ align = size - len;
+ if ((random () & 7) == 0)
+ align &= ~63;
+ if ((random () & 7) == 0)
+ c = 0;
+ else
+ c = random () & 255;
+ o = random () & 255;
+ if (o == c)
+ o = (c + 1) & 255;
+ j = len + align + 128;
+ if (j > size)
+ j = size;
+ if (align >= 128)
+ k = align - 128;
+ else
+ k = 0;
+ for (i = k; i < align; ++i)
+ p[i] = o;
+ for (i = align + len; i < j; ++i)
+ p[i] = o;
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ for (i = 0; i < len; ++i)
+ {
+ p[i + align] = buf2[i];
+ if (p[i + align] == c)
+ p[i + align] = o;
+ }
+ res = CALL (impl, p + align, c, len);
+ if (res != p + align)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd) %p != %p",
+ n, impl->name, align, c, len, res, p + align);
+ ret = 1;
+ }
+ for (i = k; i < align; ++i)
+ if (p[i] != o)
+ {
+ error (0, 0, "Iteration %zd - garbage before %s (%zd, %d, %zd)",
+ n, impl->name, align, c, len);
+ ret = 1;
+ break;
+ }
+ for (; i < align + len; ++i)
+ if (p[i] != c)
+ {
+ error (0, 0, "Iteration %zd - not cleared correctly %s (%zd, %d, %zd)",
+ n, impl->name, align, c, len);
+ ret = 1;
+ break;
+ }
+ for (; i < j; ++i)
+ if (p[i] != o)
+ {
+ error (0, 0, "Iteration %zd - garbage after %s (%zd, %d, %zd)",
+ n, impl->name, align, c, len);
+ ret = 1;
+ break;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+ int c;
+
+ test_init ();
+
+ printf ("%24s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (c = 0; c <= 65; c += 65)
+ {
+ for (i = 0; i < 18; ++i)
+ do_test (0, c, 1 << i);
+ for (i = 1; i < 32; ++i)
+ {
+ do_test (i, c, i);
+ if (i & (i - 1))
+ do_test (0, c, i);
+ }
+ do_test (1, c, 14);
+ do_test (3, c, 1024);
+ do_test (4, c, 64);
+ do_test (2, c, 25);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-stpcpy.c b/string/test-stpcpy.c
new file mode 100644
index 0000000..c8d4cc4
--- /dev/null
+++ b/string/test-stpcpy.c
@@ -0,0 +1,37 @@
+/* Test and measure stpcpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define STRCPY_RESULT(dst, len) ((dst) + (len))
+#define TEST_MAIN
+#include "test-string.h"
+
+char *simple_stpcpy (char *, const char *);
+
+IMPL (simple_stpcpy, 0)
+IMPL (stpcpy, 1)
+
+char *
+simple_stpcpy (char *dst, const char *src)
+{
+ while ((*dst++ = *src++) != '\0');
+ return dst - 1;
+}
+
+#include "test-strcpy.c"
diff --git a/string/test-stpncpy.c b/string/test-stpncpy.c
new file mode 100644
index 0000000..5892c68
--- /dev/null
+++ b/string/test-stpncpy.c
@@ -0,0 +1,45 @@
+/* Test and measure stpncpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define STRNCPY_RESULT(dst, len, n) ((dst) + ((len) > (n) ? (n) : (len)))
+#define TEST_MAIN
+#include "test-string.h"
+
+char *simple_stpncpy (char *, const char *, size_t);
+
+IMPL (simple_stpncpy, 0)
+IMPL (stpncpy, 1)
+
+char *
+simple_stpncpy (char *dst, const char *src, size_t n)
+{
+ while (n--)
+ if ((*dst++ = *src++) == '\0')
+ {
+ size_t i;
+
+ for (i = 0; i < n; ++i)
+ dst[i] = '\0';
+ return dst - 1;
+ }
+ return dst;
+}
+
+#include "test-strncpy.c"
diff --git a/string/test-strcat.c b/string/test-strcat.c
new file mode 100644
index 0000000..d241741
--- /dev/null
+++ b/string/test-strcat.c
@@ -0,0 +1,260 @@
+/* Test and measure strcat functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef char *(*proto_t) (char *, const char *);
+char *simple_strcat (char *, const char *);
+
+IMPL (simple_strcat, 0)
+IMPL (strcat, 1)
+
+char *
+simple_strcat (char *dst, const char *src)
+{
+ char *ret = dst;
+ while (*dst++ != '\0');
+ --dst;
+ while ((*dst++ = *src++) != '\0');
+ return ret;
+}
+
+static void
+do_one_test (impl_t *impl, char *dst, const char *src)
+{
+ size_t k = strlen (dst);
+ if (CALL (impl, dst, src) != dst)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ CALL (impl, dst, src), dst);
+ ret = 1;
+ return;
+ }
+
+ if (strcmp (dst + k, src) != 0)
+ {
+ error (0, 0, "Wrong result in function %s dst \"%s\" src \"%s\"",
+ impl->name, dst, src);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ dst[k] = '\0';
+ HP_TIMING_NOW (start);
+ CALL (impl, dst, src);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len1, size_t len2, int max_char)
+{
+ size_t i;
+ char *s1, *s2;
+
+ align1 &= 7;
+ if (align1 + len1 >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + len1 + len2 >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < len1; ++i)
+ s1[i] = 32 + 23 * i % (max_char - 32);
+ s1[len1] = '\0';
+
+ for (i = 0; i < len2; i++)
+ s2[i] = 32 + 23 * i % (max_char - 32);
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd/%4zd, alignment %2zd/%2zd:", len1, len2, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ {
+ s2[len2] = '\0';
+ do_one_test (impl, s2, s1);
+ }
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, len1, len2;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ len1 = random () & 511;
+ if (len1 + align2 > 512)
+ len2 = random () & 7;
+ else
+ len2 = (512 - len1 - align2) * (random () & (1024 * 1024 - 1))
+ / (1024 * 1024);
+ j = align1;
+ if (align2 + len2 > j)
+ j = align2 + len2;
+ if (len1 + j >= 511)
+ len1 = 510 - j - (random () & 7);
+ if (len1 >= 512)
+ len1 = 0;
+ if (align1 + len1 < 512 - 8)
+ {
+ j = 510 - align1 - len1 - (random () & 31);
+ if (j > 0 && j < 512)
+ align1 += j;
+ }
+ j = len1 + align1 + 64;
+ if (j > 512)
+ j = 512;
+ for (i = 0; i < j; i++)
+ {
+ if (i == len1 + align1)
+ p1[i] = 0;
+ else
+ {
+ p1[i] = random () & 255;
+ if (i >= align1 && i < len1 + align1 && !p1[i])
+ p1[i] = (random () & 127) + 3;
+ }
+ }
+ for (i = 0; i < len2; i++)
+ {
+ buf1[i] = random () & 255;
+ if (!buf1[i])
+ buf1[i] = (random () & 127) + 3;
+ }
+ buf1[len2] = 0;
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ memset (p2 - 64, '\1', align2 + 64);
+ memset (p2 + align2 + len2 + 1, '\1', 512 - align2 - len2 - 1);
+ memcpy (p2 + align2, buf1, len2 + 1);
+ res = CALL (impl, p2 + align2, p1 + align1);
+ if (res != p2 + align2)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd %zd) %p != %p",
+ n, impl->name, align1, align2, len1, len2, res,
+ p2 + align2);
+ ret = 1;
+ }
+ for (j = 0; j < align2 + 64; ++j)
+ {
+ if (p2[j - 64] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage before, %s (%zd, %zd, %zd, %zd)",
+ n, impl->name, align1, align2, len1, len2);
+ ret = 1;
+ break;
+ }
+ }
+ if (memcmp (p2 + align2, buf1, len2))
+ {
+ error (0, 0, "Iteration %zd - garbage in string before, %s (%zd, %zd, %zd, %zd)",
+ n, impl->name, align1, align2, len1, len2);
+ ret = 1;
+ }
+ for (j = align2 + len1 + len2 + 1; j < 512; ++j)
+ {
+ if (p2[j] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage after, %s (%zd, %zd, %zd, %zd)",
+ n, impl->name, align1, align2, len1, len2);
+ ret = 1;
+ break;
+ }
+ }
+ if (memcmp (p1 + align1, p2 + align2 + len2, len1 + 1))
+ {
+ error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd, %zd)",
+ n, impl->name, align1, align2, len1, len2);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%28s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, i, 127);
+ do_test (0, 0, i, i, 255);
+ do_test (0, i, i, i, 127);
+ do_test (i, 0, i, i, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, 8 << i, 127);
+ do_test (8 - i, 2 * i, 8 << i, 8 << i, 127);
+ do_test (0, 0, 8 << i, 2 << i, 127);
+ do_test (8 - i, 2 * i, 8 << i, 2 << i, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, 8 << i, 1, 127);
+ do_test (2 * i, i, 8 << i, 1, 255);
+ do_test (i, i, 8 << i, 10, 127);
+ do_test (i, i, 8 << i, 10, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strchr.c b/string/test-strchr.c
new file mode 100644
index 0000000..72f7ec9
--- /dev/null
+++ b/string/test-strchr.c
@@ -0,0 +1,220 @@
+/* Test and measure strchr functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef char *(*proto_t) (const char *, int);
+char *simple_strchr (const char *, int);
+
+IMPL (simple_strchr, 0)
+IMPL (strchr, 1)
+
+char *
+simple_strchr (const char *s, int c)
+{
+ for (; *s != (char) c; ++s)
+ if (*s == '\0')
+ return NULL;
+ return (char *) s;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s, int c, char *exp_res)
+{
+ char *res = CALL (impl, s, c);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ res, exp_res);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, c);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char)
+{
+ size_t i;
+ char *result;
+
+ align &= 7;
+ if (align + len >= page_size)
+ return;
+
+ for (i = 0; i < len; ++i)
+ {
+ buf1[align + i] = 32 + 23 * i % (max_char - 32);
+ if (buf1[align + i] == seek_char)
+ buf1[align + i] = seek_char + 1;
+ }
+ buf1[align + len] = 0;
+
+ if (pos < len)
+ {
+ buf1[align + pos] = seek_char;
+ result = buf1 + align + pos;
+ }
+ else if (seek_char == 0)
+ result = buf1 + align + len;
+ else
+ result = NULL;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd:", pos, align);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, buf1 + align, seek_char, result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ int seek_char;
+ char *result;
+ unsigned char *p = buf1 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ pos = random () & 511;
+ if (pos + align >= 511)
+ pos = 510 - align - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + align >= 512)
+ len = 511 - align - (random () & 7);
+ seek_char = random () & 255;
+ j = len + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ p[i] = seek_char;
+ else if (i == len + align)
+ p[i] = 0;
+ else
+ {
+ p[i] = random () & 255;
+ if (i < pos + align && p[i] == seek_char)
+ p[i] = seek_char + 13;
+ if (i < len + align && !p[i])
+ {
+ p[i] = seek_char - 13;
+ if (!p[i])
+ p[i] = 140;
+ }
+ }
+ }
+
+ if (pos <= len)
+ result = p + pos + align;
+ else if (seek_char == 0)
+ result = p + len + align;
+ else
+ result = NULL;
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align, seek_char) != result)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p",
+ n, impl->name, align, seek_char, len, pos,
+ CALL (impl, p + align, seek_char), result, p);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%20s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 23, 127);
+ do_test (i, 16 << i, 2048, 23, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 64, 256, 23, 127);
+ do_test (i, 64, 256, 23, 255);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 23, 127);
+ do_test (0, i, i + 1, 23, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 0, 127);
+ do_test (i, 16 << i, 2048, 0, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 64, 256, 0, 127);
+ do_test (i, 64, 256, 0, 255);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 0, 127);
+ do_test (0, i, i + 1, 0, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strcmp.c b/string/test-strcmp.c
new file mode 100644
index 0000000..bfc147b
--- /dev/null
+++ b/string/test-strcmp.c
@@ -0,0 +1,239 @@
+/* Test and measure strcmp functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef int (*proto_t) (const char *, const char *);
+int simple_strcmp (const char *, const char *);
+
+IMPL (simple_strcmp, 0)
+IMPL (strcmp, 1)
+
+int
+simple_strcmp (const char *s1, const char *s2)
+{
+ int ret;
+
+ while ((ret = *(unsigned char *) s1 - *(unsigned char *) s2++) == 0
+ && *s1++);
+ return ret;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s1, const char *s2, int exp_result)
+{
+ int result = CALL (impl, s1, s2);
+ if ((exp_result == 0 && result != 0)
+ || (exp_result < 0 && result >= 0)
+ || (exp_result > 0 && result <= 0))
+ {
+ error (0, 0, "Wrong result in function %s %d %d", impl->name,
+ result, exp_result);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s1, s2);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, int max_char,
+ int exp_result)
+{
+ size_t i;
+ char *s1, *s2;
+
+ if (len == 0)
+ return;
+
+ align1 &= 7;
+ if (align1 + len + 1 >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + len + 1 >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < len; i++)
+ s1[i] = s2[i] = 1 + 23 * i % max_char;
+
+ s1[len] = s2[len] = 0;
+ s1[len + 1] = 23;
+ s2[len + 1] = 24 + exp_result;
+ s2[len - 1] -= exp_result;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s1, s2, exp_result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, pos, len;
+ int result, r;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ pos = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (pos + j >= 511)
+ pos = 510 - j - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + j >= 512)
+ len = 511 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512) j = 512;
+ for (i = 0; i < j; ++i)
+ {
+ p1[i] = random () & 255;
+ if (i < len + align1 && !p1[i])
+ {
+ p1[i] = random () & 255;
+ if (!p1[i])
+ p1[i] = 1 + (random () & 127);
+ }
+ }
+ for (i = 0; i < j; ++i)
+ {
+ p2[i] = random () & 255;
+ if (i < len + align2 && !p2[i])
+ {
+ p2[i] = random () & 255;
+ if (!p2[i])
+ p2[i] = 1 + (random () & 127);
+ }
+ }
+
+ result = 0;
+ memcpy (p2 + align2, p1 + align1, pos);
+ if (pos >= len)
+ {
+ p1[len + align1] = 0;
+ p2[len + align2] = 0;
+ }
+ else
+ {
+ if (p2[align2 + pos] == p1[align1 + pos])
+ {
+ p2[align2 + pos] = random () & 255;
+ if (p2[align2 + pos] == p1[align1 + pos])
+ p2[align2 + pos] = p1[align1 + pos] + 3 + (random () & 127);
+ }
+
+ if (p1[align1 + pos] < p2[align2 + pos])
+ result = -1;
+ else
+ result = 1;
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ r = CALL (impl, p1 + align1, p2 + align2);
+ if ((r == 0 && result)
+ || (r < 0 && result >= 0)
+ || (r > 0 && result <= 0))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd) %d != %d, p1 %p p2 %p",
+ n, impl->name, align1, align2, len, pos, r, result, p1, p2);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 16; ++i)
+ {
+ do_test (i, i, i, 127, 0);
+ do_test (i, i, i, 127, 1);
+ do_test (i, i, i, 127, -1);
+ }
+
+ for (i = 1; i < 10; ++i)
+ {
+ do_test (0, 0, 2 << i, 127, 0);
+ do_test (0, 0, 2 << i, 254, 0);
+ do_test (0, 0, 2 << i, 127, 1);
+ do_test (0, 0, 2 << i, 254, 1);
+ do_test (0, 0, 2 << i, 127, -1);
+ do_test (0, 0, 2 << i, 254, -1);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, 8 << i, 127, 0);
+ do_test (2 * i, i, 8 << i, 254, 0);
+ do_test (i, 2 * i, 8 << i, 127, 1);
+ do_test (2 * i, i, 8 << i, 254, 1);
+ do_test (i, 2 * i, 8 << i, 127, -1);
+ do_test (2 * i, i, 8 << i, 254, -1);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strcpy.c b/string/test-strcpy.c
new file mode 100644
index 0000000..c198a9d
--- /dev/null
+++ b/string/test-strcpy.c
@@ -0,0 +1,225 @@
+/* Test and measure strcpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#ifndef STRCPY_RESULT
+# define STRCPY_RESULT(dst, len) dst
+# define TEST_MAIN
+# include "test-string.h"
+
+char *simple_strcpy (char *, const char *);
+
+IMPL (simple_strcpy, 0)
+IMPL (strcpy, 1)
+
+char *
+simple_strcpy (char *dst, const char *src)
+{
+ char *ret = dst;
+ while ((*dst++ = *src++) != '\0');
+ return ret;
+}
+#endif
+
+typedef char *(*proto_t) (char *, const char *);
+
+static void
+do_one_test (impl_t *impl, char *dst, const char *src,
+ size_t len __attribute__((unused)))
+{
+ if (CALL (impl, dst, src) != STRCPY_RESULT (dst, len))
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ CALL (impl, dst, src), STRCPY_RESULT (dst, len));
+ ret = 1;
+ return;
+ }
+
+ if (strcmp (dst, src) != 0)
+ {
+ error (0, 0, "Wrong result in function %s dst \"%s\" src \"%s\"",
+ impl->name, dst, src);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, dst, src);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, int max_char)
+{
+ size_t i;
+ char *s1, *s2;
+
+ align1 &= 7;
+ if (align1 + len >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + len >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < len; i++)
+ s1[i] = 32 + 23 * i % (max_char - 32);
+ s1[len] = 0;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd/%2zd:", len, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s2, s1, len);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, len;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ len = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (len + j >= 511)
+ len = 510 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512)
+ j = 512;
+ for (i = 0; i < j; i++)
+ {
+ if (i == len + align1)
+ p1[i] = 0;
+ else
+ {
+ p1[i] = random () & 255;
+ if (i >= align1 && i < len + align1 && !p1[i])
+ p1[i] = (random () & 127) + 3;
+ }
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ memset (p2 - 64, '\1', 512 + 64);
+ res = CALL (impl, p2 + align2, p1 + align1);
+ if (res != STRCPY_RESULT (p2 + align2, len))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p",
+ n, impl->name, align1, align2, len, res,
+ STRCPY_RESULT (p2 + align2, len));
+ ret = 1;
+ }
+ for (j = 0; j < align2 + 64; ++j)
+ {
+ if (p2[j - 64] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage before, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ for (j = align2 + len + 1; j < 512; ++j)
+ {
+ if (p2[j] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage after, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ if (memcmp (p1 + align1, p2 + align2, len + 1))
+ {
+ error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 16; ++i)
+ {
+ do_test (0, 0, i, 127);
+ do_test (0, 0, i, 255);
+ do_test (0, i, i, 127);
+ do_test (i, 0, i, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, 127);
+ do_test (8 - i, 2 * i, 8 << i, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 2 * i, 8 << i, 127);
+ do_test (2 * i, i, 8 << i, 255);
+ do_test (i, i, 8 << i, 127);
+ do_test (i, i, 8 << i, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strcspn.c b/string/test-strcspn.c
new file mode 100644
index 0000000..0fd65cd
--- /dev/null
+++ b/string/test-strcspn.c
@@ -0,0 +1,45 @@
+/* Test and measure strcspn functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define STRPBRK_RESULT(s, pos) (pos)
+#define RES_TYPE size_t
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef size_t (*proto_t) (const char *, const char *);
+size_t simple_strcspn (const char *, const char *);
+
+IMPL (simple_strcspn, 0)
+IMPL (strcspn, 1)
+
+size_t
+simple_strcspn (const char *s, const char *rej)
+{
+ const char *r, *str = s;
+ char c;
+
+ while ((c = *s++) != '\0')
+ for (r = rej; *r != '\0'; ++r)
+ if (*r == c)
+ return s - str - 1;
+ return s - str - 1;
+}
+
+#include "test-strpbrk.c"
diff --git a/string/test-string.h b/string/test-string.h
new file mode 100644
index 0000000..896b713
--- /dev/null
+++ b/string/test-string.h
@@ -0,0 +1,148 @@
+/* Test and measure string and memory functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+typedef struct
+{
+ const char *name;
+ void (*fn) (void);
+ int test;
+} impl_t;
+extern impl_t __start_impls[], __stop_impls[];
+
+#define IMPL(name, test) \
+ impl_t tst_ ## name \
+ __attribute__ ((section ("impls"))) \
+ = { #name, (void (*) (void))name, test };
+
+#ifdef TEST_MAIN
+
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
+#undef __USE_STRING_INLINES
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <error.h>
+#include <errno.h>
+#include <time.h>
+#define GL(x) _##x
+#include <hp-timing.h>
+
+
+# define TEST_FUNCTION test_main ()
+# define TIMEOUT (4 * 60)
+# define OPT_ITERATIONS 10000
+# define OPT_RANDOM 10001
+# define OPT_SEED 10002
+
+unsigned char *buf1, *buf2;
+int ret, do_srandom;
+unsigned int seed;
+size_t page_size;
+
+hp_timing_t _dl_hp_timing_overhead;
+
+# ifndef ITERATIONS
+size_t iterations = 100000;
+# define ITERATIONS_OPTIONS \
+ { "iterations", required_argument, NULL, OPT_ITERATIONS },
+# define ITERATIONS_PROCESS \
+ case OPT_ITERATIONS: \
+ iterations = strtoul (optarg, NULL, 0); \
+ break;
+# define ITERATIONS iterations
+# else
+# define ITERATIONS_OPTIONS
+# define ITERATIONS_PROCESS
+# endif
+
+# define CMDLINE_OPTIONS ITERATIONS_OPTIONS \
+ { "random", no_argument, NULL, OPT_RANDOM }, \
+ { "seed", required_argument, NULL, OPT_SEED },
+# define CMDLINE_PROCESS ITERATIONS_PROCESS \
+ case OPT_RANDOM: \
+ { \
+ int fdr = open ("/dev/urandom", O_RDONLY); \
+ \
+ if (fdr < 0 || read (fdr, &seed, sizeof(seed)) != sizeof (seed)) \
+ seed = time (NULL); \
+ if (fdr >= 0) \
+ close (fdr); \
+ do_srandom = 1; \
+ break; \
+ } \
+ \
+ case OPT_SEED: \
+ seed = strtoul (optarg, NULL, 0); \
+ do_srandom = 1; \
+ break;
+
+#define CALL(impl, ...) \
+ (* (proto_t) (impl)->fn) (__VA_ARGS__)
+
+#define FOR_EACH_IMPL(impl, notall) \
+ for (impl_t *impl = __start_impls; impl < __stop_impls; ++impl) \
+ if (!notall || impl->test)
+
+#define HP_TIMING_BEST(best_time, start, end) \
+ do \
+ { \
+ hp_timing_t tmptime; \
+ HP_TIMING_DIFF (tmptime, start + _dl_hp_timing_overhead, end); \
+ if (best_time > tmptime) \
+ best_time = tmptime; \
+ } \
+ while (0)
+
+static void
+test_init (void)
+{
+ page_size = 2 * getpagesize ();
+#ifdef MIN_PAGE_SIZE
+ if (page_size < MIN_PAGE_SIZE)
+ page_size = MIN_PAGE_SIZE;
+#endif
+ buf1 = mmap (0, 2 * page_size, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_ANON, -1, 0);
+ if (buf1 == MAP_FAILED)
+ error (EXIT_FAILURE, errno, "mmap failed");
+ if (mprotect (buf1 + page_size, page_size, PROT_NONE))
+ error (EXIT_FAILURE, errno, "mprotect failed");
+ buf2 = mmap (0, 2 * page_size, PROT_READ | PROT_WRITE,
+ MAP_PRIVATE | MAP_ANON, -1, 0);
+ if (buf2 == MAP_FAILED)
+ error (EXIT_FAILURE, errno, "mmap failed");
+ if (mprotect (buf2 + page_size, page_size, PROT_NONE))
+ error (EXIT_FAILURE, errno, "mprotect failed");
+ HP_TIMING_DIFF_INIT ();
+ if (do_srandom)
+ {
+ printf ("Setting seed to 0x%x\n", seed);
+ srandom (seed);
+ }
+}
+
+#endif
diff --git a/string/test-strlen.c b/string/test-strlen.c
new file mode 100644
index 0000000..22b7c1a
--- /dev/null
+++ b/string/test-strlen.c
@@ -0,0 +1,177 @@
+/* Test and measure strlen functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef size_t (*proto_t) (const char *);
+size_t simple_strlen (const char *);
+size_t builtin_strlen (const char *);
+
+IMPL (simple_strlen, 0)
+IMPL (builtin_strlen, 0)
+IMPL (strlen, 1)
+
+size_t
+simple_strlen (const char *s)
+{
+ const char *p;
+
+ for (p = s; *p; ++p);
+ return p - s;
+}
+
+size_t
+builtin_strlen (const char *p)
+{
+ return __builtin_strlen (p);
+}
+
+static void
+do_one_test (impl_t *impl, const char *s, size_t exp_len)
+{
+ size_t len = CALL (impl, s);
+ if (len != exp_len)
+ {
+ error (0, 0, "Wrong result in function %s %zd %zd", impl->name,
+ len, exp_len);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t len, int max_char)
+{
+ size_t i;
+
+ align &= 7;
+ if (align + len >= page_size)
+ return;
+
+ for (i = 0; i < len; ++i)
+ buf1[align + i] = 1 + 7 * i % max_char;
+ buf1[align + len] = 0;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd:", len, align);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, buf1 + align, len);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, len;
+ unsigned char *p = buf1 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ len = random () & 511;
+ if (len + align > 510)
+ len = 511 - align - (random () & 7);
+ j = len + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == len + align)
+ p[i] = 0;
+ else
+ {
+ p[i] = random () & 255;
+ if (i >= align && i < len + align && !p[i])
+ p[i] = (random () & 127) + 1;
+ }
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align) != len)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd) %zd != %zd, p %p",
+ n, impl->name, align, CALL (impl, p + align), len, p);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%20s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ do_test (0, i, 127);
+
+ for (i = 1; i < 8; ++i)
+ do_test (i, i, 127);
+
+ for (i = 2; i <= 10; ++i)
+ {
+ do_test (0, 1 << i, 127);
+ do_test (1, 1 << i, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ do_test (0, i, 255);
+
+ for (i = 1; i < 8; ++i)
+ do_test (i, i, 255);
+
+ for (i = 2; i <= 10; ++i)
+ {
+ do_test (0, 1 << i, 255);
+ do_test (1, 1 << i, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strncmp.c b/string/test-strncmp.c
new file mode 100644
index 0000000..b02b987
--- /dev/null
+++ b/string/test-strncmp.c
@@ -0,0 +1,259 @@
+/* Test and measure strncmp functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef int (*proto_t) (const char *, const char *, size_t);
+int simple_strncmp (const char *, const char *, size_t);
+
+IMPL (simple_strncmp, 0)
+IMPL (strncmp, 1)
+
+int
+simple_strncmp (const char *s1, const char *s2, size_t n)
+{
+ int ret = 0;
+
+ while (n-- && (ret = *(unsigned char *) s1 - * (unsigned char *) s2++) == 0
+ && *s1++);
+ return ret;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s1, const char *s2, size_t n,
+ int exp_result)
+{
+ int result = CALL (impl, s1, s2, n);
+ if ((exp_result == 0 && result != 0)
+ || (exp_result < 0 && result >= 0)
+ || (exp_result > 0 && result <= 0))
+ {
+ error (0, 0, "Wrong result in function %s %d %d", impl->name,
+ result, exp_result);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s1, s2, n);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char,
+ int exp_result)
+{
+ size_t i;
+ char *s1, *s2;
+
+ if (n == 0)
+ return;
+
+ align1 &= 7;
+ if (align1 + n + 1 >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + n + 1 >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < n; i++)
+ s1[i] = s2[i] = 1 + 23 * i % max_char;
+
+ s1[n] = 24 + exp_result;
+ s2[n] = 23;
+ s1[len] = 0;
+ s2[len] = 0;
+ if (exp_result < 0)
+ s2[len] = 32;
+ else if (exp_result > 0)
+ s1[len] = 64;
+ if (len >= n)
+ s2[n - 1] -= exp_result;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd/%4zd, alignment %2zd/%2zd:", len, n, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s1, s2, n, exp_result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, pos, len, size;
+ int result, r;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ pos = random () & 511;
+ size = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (pos + j >= 511)
+ pos = 510 - j - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + j >= 512)
+ len = 511 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512) j = 512;
+ for (i = 0; i < j; ++i)
+ {
+ p1[i] = random () & 255;
+ if (i < len + align1 && !p1[i])
+ {
+ p1[i] = random () & 255;
+ if (!p1[i])
+ p1[i] = 1 + (random () & 127);
+ }
+ }
+ for (i = 0; i < j; ++i)
+ {
+ p2[i] = random () & 255;
+ if (i < len + align2 && !p2[i])
+ {
+ p2[i] = random () & 255;
+ if (!p2[i])
+ p2[i] = 1 + (random () & 127);
+ }
+ }
+
+ result = 0;
+ memcpy (p2 + align2, p1 + align1, pos);
+ if (pos >= len)
+ {
+ p1[len + align1] = 0;
+ p2[len + align2] = 0;
+ }
+ else
+ {
+ if (p2[align2 + pos] == p1[align1 + pos])
+ {
+ p2[align2 + pos] = random () & 255;
+ if (p2[align2 + pos] == p1[align1 + pos])
+ p2[align2 + pos] = p1[align1 + pos] + 3 + (random () & 127);
+ }
+
+ if (pos < size)
+ {
+ if (p1[align1 + pos] < p2[align2 + pos])
+ result = -1;
+ else
+ result = 1;
+ }
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ r = CALL (impl, p1 + align1, p2 + align2, size);
+ if ((r == 0 && result)
+ || (r < 0 && result >= 0)
+ || (r > 0 && result <= 0))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd, %zd, %zd) %d != %d, p1 %p p2 %p",
+ n, impl->name, align1, align2, len, pos, size, r, result, p1, p2);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%23s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i =0; i < 16; ++i)
+ {
+ do_test (0, 0, 8, i, 127, 0);
+ do_test (0, 0, 8, i, 127, -1);
+ do_test (0, 0, 8, i, 127, 1);
+ do_test (i, i, 8, i, 127, 0);
+ do_test (i, i, 8, i, 127, 1);
+ do_test (i, i, 8, i, 127, -1);
+ do_test (i, 2 * i, 8, i, 127, 0);
+ do_test (2 * i, i, 8, i, 127, 1);
+ do_test (i, 3 * i, 8, i, 127, -1);
+ do_test (0, 0, 8, i, 255, 0);
+ do_test (0, 0, 8, i, 255, -1);
+ do_test (0, 0, 8, i, 255, 1);
+ do_test (i, i, 8, i, 255, 0);
+ do_test (i, i, 8, i, 255, 1);
+ do_test (i, i, 8, i, 255, -1);
+ do_test (i, 2 * i, 8, i, 255, 0);
+ do_test (2 * i, i, 8, i, 255, 1);
+ do_test (i, 3 * i, 8, i, 255, -1);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 8 << i, 16 << i, 127, 0);
+ do_test (0, 0, 8 << i, 16 << i, 127, 1);
+ do_test (0, 0, 8 << i, 16 << i, 127, -1);
+ do_test (0, 0, 8 << i, 16 << i, 255, 0);
+ do_test (0, 0, 8 << i, 16 << i, 255, 1);
+ do_test (0, 0, 8 << i, 16 << i, 255, -1);
+ do_test (8 - i, 2 * i, 8 << i, 16 << i, 127, 0);
+ do_test (8 - i, 2 * i, 8 << i, 16 << i, 127, 1);
+ do_test (2 * i, i, 8 << i, 16 << i, 255, 0);
+ do_test (2 * i, i, 8 << i, 16 << i, 255, 1);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strncpy.c b/string/test-strncpy.c
new file mode 100644
index 0000000..5aa5169
--- /dev/null
+++ b/string/test-strncpy.c
@@ -0,0 +1,264 @@
+/* Test and measure strncpy functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#ifndef STRNCPY_RESULT
+# define STRNCPY_RESULT(dst, len, n) dst
+# define TEST_MAIN
+# include "test-string.h"
+
+char *simple_strncpy (char *, const char *, size_t);
+
+IMPL (simple_strncpy, 0)
+IMPL (strncpy, 1)
+
+char *
+simple_strncpy (char *dst, const char *src, size_t n)
+{
+ char *ret = dst;
+ while (n--)
+ if ((*dst++ = *src++) == '\0')
+ {
+ while (n--)
+ *dst++ = '\0';
+ return ret;
+ }
+ return ret;
+}
+#endif
+
+typedef char *(*proto_t) (char *, const char *, size_t);
+
+static void
+do_one_test (impl_t *impl, char *dst, const char *src, size_t len, size_t n)
+{
+ if (CALL (impl, dst, src, n) != STRNCPY_RESULT (dst, len, n))
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ CALL (impl, dst, src, n), dst);
+ ret = 1;
+ return;
+ }
+
+ if (memcmp (dst, src, len > n ? n : len) != 0)
+ {
+ error (0, 0, "Wrong result in function %s", impl->name);
+ ret = 1;
+ return;
+ }
+
+ if (n > len)
+ {
+ size_t i;
+
+ for (i = len; i < n; ++i)
+ if (dst [i] != '\0')
+ {
+ error (0, 0, "Wrong result in function %s", impl->name);
+ ret = 1;
+ return;
+ }
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, dst, src, n);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align1, size_t align2, size_t len, size_t n, int max_char)
+{
+ size_t i;
+ char *s1, *s2;
+
+ align1 &= 7;
+ if (align1 + len >= page_size)
+ return;
+
+ align2 &= 7;
+ if (align2 + len >= page_size)
+ return;
+
+ s1 = buf1 + align1;
+ s2 = buf2 + align2;
+
+ for (i = 0; i < len; ++i)
+ s1[i] = 32 + 23 * i % (max_char - 32);
+ s1[len] = 0;
+ for (i = len + 1; i + align1 < page_size && i < len + 64; ++i)
+ s1[i] = 32 + 32 * i % (max_char - 32);
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, n %4zd, alignment %2zd/%2zd:", len, n, align1, align2);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s2, s1, len, n);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align1, align2, len, size;
+ unsigned char *p1 = buf1 + page_size - 512;
+ unsigned char *p2 = buf2 + page_size - 512;
+ unsigned char *res;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align1 = random () & 31;
+ if (random () & 1)
+ align2 = random () & 31;
+ else
+ align2 = align1 + (random () & 24);
+ len = random () & 511;
+ j = align1;
+ if (align2 > j)
+ j = align2;
+ if (random () & 1)
+ {
+ size = random () & 511;
+ if (size + align2 > 512)
+ size = 512 - align2 - (random() & 31);
+ }
+ else
+ size = 512 - align2;
+ if (len + j >= 511)
+ len = 510 - j - (random () & 7);
+ j = len + align1 + 64;
+ if (j > 512)
+ j = 512;
+ for (i = 0; i < j; i++)
+ {
+ if (i == len + align1)
+ p1[i] = 0;
+ else
+ {
+ p1[i] = random () & 255;
+ if (i >= align1 && i < len + align1 && !p1[i])
+ p1[i] = (random () & 127) + 3;
+ }
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ {
+ memset (p2 - 64, '\1', 512 + 64);
+ res = CALL (impl, p2 + align2, p1 + align1, size);
+ if (res != STRNCPY_RESULT (p2 + align2, len, size))
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %zd, %zd) %p != %p",
+ n, impl->name, align1, align2, len, res,
+ STRNCPY_RESULT (p2 + align2, len, size));
+ ret = 1;
+ }
+ for (j = 0; j < align2 + 64; ++j)
+ {
+ if (p2[j - 64] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage before, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ j = align2 + len + 1;
+ if (size + align2 > j)
+ j = size + align2;
+ for (; j < 512; ++j)
+ {
+ if (p2[j] != '\1')
+ {
+ error (0, 0, "Iteration %zd - garbage after, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ }
+ for (j = align2 + len + 1; j < align2 + size; ++j)
+ if (p2[j])
+ {
+ error (0, 0, "Iteration %zd - garbage after size, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ break;
+ }
+ j = len + 1;
+ if (size < j)
+ j = size;
+ if (memcmp (p1 + align1, p2 + align2, j))
+ {
+ error (0, 0, "Iteration %zd - different strings, %s (%zd, %zd, %zd)",
+ n, impl->name, align1, align2, len);
+ ret = 1;
+ }
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%28s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, i, 16, 16, 127);
+ do_test (i, i, 16, 16, 255);
+ do_test (i, 2 * i, 16, 16, 127);
+ do_test (2 * i, i, 16, 16, 255);
+ do_test (8 - i, 2 * i, 1 << i, 2 << i, 127);
+ do_test (2 * i, 8 - i, 2 << i, 1 << i, 127);
+ do_test (8 - i, 2 * i, 1 << i, 2 << i, 255);
+ do_test (2 * i, 8 - i, 2 << i, 1 << i, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 0, 4 << i, 8 << i, 127);
+ do_test (0, 0, 16 << i, 8 << i, 127);
+ do_test (8 - i, 2 * i, 4 << i, 8 << i, 127);
+ do_test (8 - i, 2 * i, 16 << i, 8 << i, 127);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strpbrk.c b/string/test-strpbrk.c
new file mode 100644
index 0000000..06832556
--- /dev/null
+++ b/string/test-strpbrk.c
@@ -0,0 +1,228 @@
+/* Test and measure strpbrk functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#ifndef STRPBRK_RESULT
+# define STRPBRK_RESULT(s, pos) ((s)[(pos)] ? (s) + (pos) : NULL)
+# define RES_TYPE char *
+# define TEST_MAIN
+# include "test-string.h"
+
+typedef char *(*proto_t) (const char *, const char *);
+char *simple_strpbrk (const char *, const char *);
+
+IMPL (simple_strpbrk, 0)
+IMPL (strpbrk, 1)
+
+char *
+simple_strpbrk (const char *s, const char *rej)
+{
+ const char *r;
+ char c;
+
+ while ((c = *s++) != '\0')
+ for (r = rej; *r != '\0'; ++r)
+ if (*r == c)
+ return (char *) s - 1;
+ return NULL;
+}
+#endif
+
+static void
+do_one_test (impl_t *impl, const char *s, const char *rej, RES_TYPE exp_res)
+{
+ RES_TYPE res = CALL (impl, s, rej);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ (void *) res, (void *) exp_res);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, rej);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len)
+{
+ size_t i;
+ int c;
+ RES_TYPE result;
+ char *rej, *s;
+
+ align &= 7;
+ if (align + pos >= page_size || len > 240)
+ return;
+
+ rej = buf2 + (random () & 255);
+ s = buf1 + align;
+
+ for (i = 0; i < len; ++i)
+ {
+ rej[i] = random () & 255;
+ if (!rej[i])
+ rej[i] = random () & 255;
+ if (!rej[i])
+ rej[i] = 1 + (random () & 127);
+ }
+ rej[len] = '\0';
+ for (c = 1; c <= 255; ++c)
+ if (strchr (rej, c) == NULL)
+ break;
+
+ for (i = 0; i < pos; ++i)
+ {
+ s[i] = random () & 255;
+ if (strchr (rej, s[i]))
+ {
+ s[i] = random () & 255;
+ if (strchr (rej, s[i]))
+ s[i] = c;
+ }
+ }
+ s[pos] = rej[random () % (len + 1)];
+ result = STRPBRK_RESULT (s, pos);
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd, rej len %2zd:", pos, align, len);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s, rej, result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ RES_TYPE result;
+ int c;
+ unsigned char *p = buf1 + page_size - 512;
+ unsigned char *rej;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ pos = random () & 511;
+ if (pos + align >= 511)
+ pos = 510 - align - (random () & 7);
+ if (random () & 1)
+ len = random () & 63;
+ else
+ len = random () & 15;
+ rej = buf2 + page_size - len - 1 - (random () & 7);
+ for (i = 0; i < len; ++i)
+ {
+ rej[i] = random () & 255;
+ if (!rej[i])
+ rej[i] = random () & 255;
+ if (!rej[i])
+ rej[i] = 1 + (random () & 127);
+ }
+ rej[i] = '\0';
+ for (c = 1; c <= 255; ++c)
+ if (strchr (rej, c) == NULL)
+ break;
+ j = pos + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ p[i] = rej[random () % (len + 1)];
+ else if (i < align || i > pos + align)
+ p[i] = random () & 255;
+ else
+ {
+ p[i] = random () & 255;
+ if (strchr (rej, p[i]))
+ {
+ p[i] = random () & 255;
+ if (strchr (rej, p[i]))
+ p[i] = c;
+ }
+ }
+ }
+
+ result = STRPBRK_RESULT (p + align, pos);
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align, rej) != result)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd, %zd) %p != %p",
+ n, impl->name, align, rej, len, pos,
+ (void *) CALL (impl, p + align, rej), (void *) result);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%32s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, 512, i);
+ do_test (i, 512, i);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 4);
+ do_test (i, 16 << i, 4);
+ }
+
+ for (i = 1; i < 8; ++i)
+ do_test (i, 64, 10);
+
+ for (i = 0; i < 64; ++i)
+ do_test (0, i, 6);
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strrchr.c b/string/test-strrchr.c
new file mode 100644
index 0000000..0f8da60
--- /dev/null
+++ b/string/test-strrchr.c
@@ -0,0 +1,235 @@
+/* Test and measure strrchr functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef char *(*proto_t) (const char *, int);
+char *simple_strrchr (const char *, int);
+
+IMPL (simple_strrchr, 0)
+IMPL (strrchr, 1)
+
+char *
+simple_strrchr (const char *s, int c)
+{
+ const char *ret = NULL;
+
+ for (; *s != '\0'; ++s)
+ if (*s == (char) c)
+ ret = s;
+
+ return (char *) (c == '\0' ? s : ret);
+}
+
+static void
+do_one_test (impl_t *impl, const char *s, int c, char *exp_res)
+{
+ char *res = CALL (impl, s, c);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ res, exp_res);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, c);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len, int seek_char, int max_char)
+{
+ size_t i;
+ char *result;
+
+ align &= 7;
+ if (align + len >= page_size)
+ return;
+
+ for (i = 0; i < len; ++i)
+ {
+ buf1[align + i] = random () & max_char;
+ if (!buf1[align + i])
+ buf1[align + i] = random () & max_char;
+ if (!buf1[align + i])
+ buf1[align + i] = 1;
+ if ((i > pos || pos >= len) && buf1[align + i] == seek_char)
+ buf1[align + i] = seek_char + 10 + (random () & 15);
+ }
+ buf1[align + len] = 0;
+
+ if (pos < len)
+ {
+ buf1[align + pos] = seek_char;
+ result = buf1 + align + pos;
+ }
+ else if (seek_char == 0)
+ result = buf1 + align + len;
+ else
+ result = NULL;
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd:", pos, align);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, buf1 + align, seek_char, result);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ int seek_char;
+ char *result;
+ unsigned char *p = buf1 + page_size - 512;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ pos = random () & 511;
+ if (pos + align >= 511)
+ pos = 510 - align - (random () & 7);
+ len = random () & 511;
+ if (pos >= len)
+ len = pos + (random () & 7);
+ if (len + align >= 512)
+ len = 511 - align - (random () & 7);
+ seek_char = random () & 255;
+ if (seek_char && pos == len)
+ {
+ if (pos)
+ --pos;
+ else
+ ++len;
+ }
+ j = len + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ p[i] = seek_char;
+ else if (i == len + align)
+ p[i] = 0;
+ else
+ {
+ p[i] = random () & 255;
+ if (((i > pos + align && i < len + align) || pos > len)
+ && p[i] == seek_char)
+ p[i] = seek_char + 13;
+ if (i < len + align && !p[i])
+ {
+ p[i] = seek_char - 13;
+ if (!p[i])
+ p[i] = 140;
+ }
+ }
+ }
+
+ if (pos <= len)
+ result = p + pos + align;
+ else if (seek_char == 0)
+ result = p + len + align;
+ else
+ result = NULL;
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align, seek_char) != result)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %d, %zd, %zd) %p != %p, p %p",
+ n, impl->name, align, seek_char, len, pos,
+ CALL (impl, p + align, seek_char), result, p);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%20s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 23, 127);
+ do_test (i, 16 << i, 2048, 23, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 64, 256, 23, 127);
+ do_test (i, 64, 256, 23, 255);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 23, 127);
+ do_test (0, i, i + 1, 23, 255);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 2048, 0, 127);
+ do_test (i, 16 << i, 2048, 0, 127);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (i, 64, 256, 0, 127);
+ do_test (i, 64, 256, 0, 255);
+ }
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, i, i + 1, 0, 127);
+ do_test (0, i, i + 1, 0, 255);
+ }
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"
diff --git a/string/test-strspn.c b/string/test-strspn.c
new file mode 100644
index 0000000..00e30b4
--- /dev/null
+++ b/string/test-strspn.c
@@ -0,0 +1,213 @@
+/* Test and measure strspn functions.
+ Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Written by Jakub Jelinek <jakub@redhat.com>, 1999.
+
+ 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. */
+
+#define TEST_MAIN
+#include "test-string.h"
+
+typedef size_t (*proto_t) (const char *, const char *);
+size_t simple_strspn (const char *, const char *);
+
+IMPL (simple_strspn, 0)
+IMPL (strspn, 1)
+
+size_t
+simple_strspn (const char *s, const char *rej)
+{
+ const char *r, *str = s;
+ char c;
+
+ while ((c = *s++) != '\0')
+ {
+ for (r = rej; *r != '\0'; ++r)
+ if (*r == c)
+ break;
+ if (*r == '\0')
+ return s - str - 1;
+ }
+ return s - str - 1;
+}
+
+static void
+do_one_test (impl_t *impl, const char *s, const char *acc, size_t exp_res)
+{
+ size_t res = CALL (impl, s, acc);
+ if (res != exp_res)
+ {
+ error (0, 0, "Wrong result in function %s %p %p", impl->name,
+ (void *) res, (void *) exp_res);
+ ret = 1;
+ return;
+ }
+
+ if (HP_TIMING_AVAIL)
+ {
+ hp_timing_t start, stop, best_time = ~ (hp_timing_t) 0;
+ size_t i;
+
+ for (i = 0; i < 32; ++i)
+ {
+ HP_TIMING_NOW (start);
+ CALL (impl, s, acc);
+ HP_TIMING_NOW (stop);
+ HP_TIMING_BEST (best_time, start, stop);
+ }
+
+ printf ("\t%zd", (size_t) best_time);
+ }
+}
+
+static void
+do_test (size_t align, size_t pos, size_t len)
+{
+ size_t i;
+ char *acc, *s;
+
+ align &= 7;
+ if (align + pos >= page_size || len > 240 || ! len)
+ return;
+
+ acc = buf2 + (random () & 255);
+ s = buf1 + align;
+
+ for (i = 0; i < len; ++i)
+ {
+ acc[i] = random () & 255;
+ if (!acc[i])
+ acc[i] = random () & 255;
+ if (!acc[i])
+ acc[i] = 1 + (random () & 127);
+ }
+ acc[len] = '\0';
+
+ for (i = 0; i < pos; ++i)
+ s[i] = acc[random () % len];
+ s[pos] = random () & 255;
+ if (strchr (acc, s[pos]))
+ s[pos] = '\0';
+
+ if (HP_TIMING_AVAIL)
+ printf ("Length %4zd, alignment %2zd, acc len %2zd:", pos, align, len);
+
+ FOR_EACH_IMPL (impl, 0)
+ do_one_test (impl, s, acc, pos);
+
+ if (HP_TIMING_AVAIL)
+ putchar ('\n');
+}
+
+static void
+do_random_tests (void)
+{
+ size_t i, j, n, align, pos, len;
+ unsigned char *p = buf1 + page_size - 512;
+ unsigned char *acc;
+
+ for (n = 0; n < ITERATIONS; n++)
+ {
+ align = random () & 15;
+ if (random () & 1)
+ len = random () & 63;
+ else
+ len = random () & 15;
+ if (!len)
+ pos = 0;
+ else
+ pos = random () & 511;
+ if (pos + align >= 511)
+ pos = 510 - align - (random () & 7);
+ acc = buf2 + page_size - len - 1 - (random () & 7);
+ for (i = 0; i < len; ++i)
+ {
+ acc[i] = random () & 255;
+ if (!acc[i])
+ acc[i] = random () & 255;
+ if (!acc[i])
+ acc[i] = 1 + (random () & 127);
+ }
+ acc[i] = '\0';
+ j = pos + align + 64;
+ if (j > 512)
+ j = 512;
+
+ for (i = 0; i < j; i++)
+ {
+ if (i == pos + align)
+ {
+ if ((random () & 7) == 0)
+ p[i] = '\0';
+ else
+ {
+ p[i] = random () & 255;
+ if (strchr (acc, p[i]))
+ p[i] = '\0';
+ }
+ }
+ else if (i < align || i > pos + align)
+ p[i] = random () & 255;
+ else
+ p[i] = acc [random () % len];
+ }
+
+ FOR_EACH_IMPL (impl, 1)
+ if (CALL (impl, p + align, acc) != pos)
+ {
+ error (0, 0, "Iteration %zd - wrong result in function %s (%zd, %p, %zd) %zd != %zd",
+ n, impl->name, align, acc, len,
+ CALL (impl, p + align, acc), pos);
+ ret = 1;
+ }
+ }
+}
+
+int
+test_main (void)
+{
+ size_t i;
+
+ test_init ();
+
+ printf ("%32s", "");
+ FOR_EACH_IMPL (impl, 0)
+ printf ("\t%s", impl->name);
+ putchar ('\n');
+
+ for (i = 0; i < 32; ++i)
+ {
+ do_test (0, 512, i);
+ do_test (i, 512, i);
+ }
+
+ for (i = 1; i < 8; ++i)
+ {
+ do_test (0, 16 << i, 4);
+ do_test (i, 16 << i, 4);
+ }
+
+ for (i = 1; i < 8; ++i)
+ do_test (i, 64, 10);
+
+ for (i = 0; i < 64; ++i)
+ do_test (0, i, 6);
+
+ do_random_tests ();
+ return ret;
+}
+
+#include "../test-skeleton.c"