[PATCH] Remove redundant variable in hash_set
Marek Polacek
polacek@redhat.com
Mon Nov 26 12:09:00 GMT 2012
I don't see why we need the `hash' variable, when we can use the
`regno' variable directly. Regtested/bootstrapped on x86_64-linux.
Ok for trunk?
2012-11-26 Marek Polacek <polacek@redhat.com>
* cprop.c (hash_set): Remove hash variable. Use regno
variable directly.
--- gcc/cprop.c.mp 2012-11-26 12:13:08.631193625 +0100
+++ gcc/cprop.c 2012-11-26 12:13:25.836238566 +0100
@@ -170,10 +170,7 @@ reg_available_p (const_rtx x, const_rtx
static unsigned int
hash_set (int regno, int hash_table_size)
{
- unsigned int hash;
-
- hash = regno;
- return hash % hash_table_size;
+ return (unsigned) regno % hash_table_size;
}
/* Insert assignment DEST:=SET from INSN in the hash table.
Marek
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