From 9e0ba68596a905bf69b818a2747c9a4e20cf16cd Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 16 Aug 2001 18:54:43 -0700 Subject: * hashtab.c (htab_hash_string): New. From-SVN: r44950 --- libiberty/ChangeLog | 4 ++++ libiberty/hashtab.c | 16 ++++++++++++++++ 2 files changed, 20 insertions(+) (limited to 'libiberty') 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 + + * hashtab.c (htab_hash_string): New. + 2001-08-13 Andrew Cagney * 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; +} -- cgit v1.1