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authorSiddhesh Poyarekar <siddhesh@sourceware.org>2022-04-06 20:53:24 +0530
committerSiddhesh Poyarekar <siddhesh@sourceware.org>2022-04-06 20:53:24 +0530
commit67e3b0c63c35769c1ba28fa2a32446332bb4fcef (patch)
tree30222f7961103558c51c99871cead59139e65fd5 /string/test-strspn.c
parentdfc7bf8a24f63532da167cc7131227c1c4027ffb (diff)
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tests/string: Drop simple/stupid/builtin tests
In most cases the simple/stupid/builtin functions were in there to
benchmark optimized implementations against.  Only in some cases the
functions are used to check expected results.

Remove these tests from IMPL() and only keep them in wherever they're
used for a specific purpose, e.g. to generate expected results.

This improves timing of `make subdirs=string` by over a minute and a
half (over 15%) on a Whiskey Lake laptop.

Signed-off-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
Reviewed-by: Noah Goldstein <libc-alpha@sourceware.org>
Diffstat (limited to 'string/test-strspn.c')
-rw-r--r--string/test-strspn.c24
1 files changed, 1 insertions, 23 deletions
diff --git a/string/test-strspn.c b/string/test-strspn.c
index 1680cb7828..a9c42458fe 100644
--- a/string/test-strspn.c
+++ b/string/test-strspn.c
@@ -29,7 +29,6 @@
 # define CHAR char
 # define UCHAR unsigned char
 # define SIMPLE_STRSPN simple_strspn
-# define STUPID_STRSPN stupid_strspn
 # define STRLEN strlen
 # define STRCHR strchr
 # define BIG_CHAR CHAR_MAX
@@ -40,7 +39,6 @@
 # define CHAR wchar_t
 # define UCHAR wchar_t
 # define SIMPLE_STRSPN simple_wcsspn
-# define STUPID_STRSPN stupid_wcsspn
 # define STRLEN wcslen
 # define STRCHR wcschr
 # define BIG_CHAR WCHAR_MAX
@@ -48,13 +46,10 @@
 #endif /* WIDE */
 
 typedef size_t (*proto_t) (const CHAR *, const CHAR *);
-size_t SIMPLE_STRSPN (const CHAR *, const CHAR *);
-size_t STUPID_STRSPN (const CHAR *, const CHAR *);
 
-IMPL (STUPID_STRSPN, 0)
-IMPL (SIMPLE_STRSPN, 0)
 IMPL (STRSPN, 1)
 
+/* Naive implementation to verify results.  */
 size_t
 SIMPLE_STRSPN (const CHAR *s, const CHAR *acc)
 {
@@ -72,23 +67,6 @@ SIMPLE_STRSPN (const CHAR *s, const CHAR *acc)
   return s - str - 1;
 }
 
-size_t
-STUPID_STRSPN (const CHAR *s, const CHAR *acc)
-{
-  size_t ns = STRLEN (s), nacc = STRLEN (acc);
-  size_t i, j;
-
-  for (i = 0; i < ns; ++i)
-    {
-      for (j = 0; j < nacc; ++j)
-	if (s[i] == acc[j])
-	  break;
-      if (j == nacc)
-	return i;
-    }
-  return i;
-}
-
 static void
 do_one_test (impl_t *impl, const CHAR *s, const CHAR *acc, size_t exp_res)
 {