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authorDJ Delorie <dj@redhat.com>2001-08-17 06:33:05 +0000
committerDJ Delorie <dj@redhat.com>2001-08-17 06:33:05 +0000
commit8fc34799029ef55fd64a6cd72d592aee9e8ac074 (patch)
tree173692f92beb672dae3391f7b39c015666209011 /libiberty
parente9e69f5a09a9cfde95670fe39ec1b9c1e4e8749f (diff)
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merge from gcc
Diffstat (limited to 'libiberty')
-rw-r--r--libiberty/ChangeLog4
-rw-r--r--libiberty/hashtab.c16
2 files changed, 20 insertions, 0 deletions
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index a62db15..84653bb 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,7 @@
+2001-08-16 Richard Henderson <rth@redhat.com>
+
+ * hashtab.c (htab_hash_string): New.
+
2001-08-13 Andrew Cagney <ac131313@redhat.com>
* floatformat.c (floatformat_ieee_double_littlebyte_bigword): Fix
diff --git a/libiberty/hashtab.c b/libiberty/hashtab.c
index 274ad9e..2807802 100644
--- a/libiberty/hashtab.c
+++ b/libiberty/hashtab.c
@@ -561,3 +561,19 @@ htab_collisions (htab)
return (double) htab->collisions / (double) htab->searches;
}
+
+/* Hash P as a null-terminated string. */
+
+hashval_t
+htab_hash_string (p)
+ const PTR p;
+{
+ const unsigned char *str = (const unsigned char *) p;
+ hashval_t r = 0;
+ unsigned char c;
+
+ while ((c = *str++) != 0)
+ r = r * 67 + c - 113;
+
+ return r;
+}