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Minor touchups.

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Raymond Hettinger 2013-09-02 16:32:27 -07:00
parent 69492dab07
commit c56e0e3980
1 changed files with 6 additions and 4 deletions
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10
Objects/setobject.c
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@ -11,8 +11,10 @@
#include "structmember.h" #include "structmember.h"
#include "stringlib/eq.h" #include "stringlib/eq.h"
/* This must be >= 1. */ /* This must be >= 1 */
#define PERTURB_SHIFT 5 #define PERTURB_SHIFT 5
/* This should be >= PySet_MINSIZE - 1 */
#define LINEAR_PROBES 9 #define LINEAR_PROBES 9
/* Object used as dummy key to fill deleted entries */ /* Object used as dummy key to fill deleted entries */
@ -123,7 +125,7 @@ set_lookkey(PySetObject *so, PyObject *key, Py_hash_t hash)
} }
perturb >>= PERTURB_SHIFT; perturb >>= PERTURB_SHIFT;
i = i * 5 + perturb + 1; i = i * 5 + 1 + perturb;
entry = &table[i & mask]; entry = &table[i & mask];
if (entry->key == NULL) if (entry->key == NULL)
@ -187,7 +189,7 @@ set_lookkey_unicode(PySetObject *so, PyObject *key, Py_hash_t hash)
} }
perturb >>= PERTURB_SHIFT; perturb >>= PERTURB_SHIFT;
i = i * 5 + perturb + 1; i = i * 5 + 1 + perturb;
entry = &table[i & mask]; entry = &table[i & mask];
if (entry->key == NULL) if (entry->key == NULL)
@ -257,7 +259,7 @@ set_insert_clean(PySetObject *so, PyObject *key, Py_hash_t hash)
goto found_null; goto found_null;
} }
perturb >>= PERTURB_SHIFT; perturb >>= PERTURB_SHIFT;
i = i * 5 + perturb + 1; i = i * 5 + 1 + perturb;
} }
found_null: found_null:
so->fill++; so->fill++;