diff options
| author | Paolo Molaro <lupus@oddwiz.org> | 2006-02-28 16:22:44 +0300 |
|---|---|---|
| committer | Paolo Molaro <lupus@oddwiz.org> | 2006-02-28 16:22:44 +0300 |
| commit | d4d091c6e565606e945bbb1f25d556c18adc9ba7 (patch) | |
| tree | 362384f264e8a14b55b3c25741167fd812f0e91e | |
| parent | fe120c12ff512b4fbdf3d0f852461471fa319804 (diff) | |
Tue Feb 28 14:16:25 CET 2006 Paolo Molaro <lupus@ximian.com>
* BitArray.cs: reintroduce optimization carelessly removed by
Robitaille.
svn path=/trunk/mcs/; revision=57389
| -rw-r--r-- | mcs/class/corlib/System.Collections/BitArray.cs | 6 | ||||
| -rw-r--r-- | mcs/class/corlib/System.Collections/ChangeLog | 6 |
2 files changed, 9 insertions, 3 deletions
diff --git a/mcs/class/corlib/System.Collections/BitArray.cs b/mcs/class/corlib/System.Collections/BitArray.cs index 320ff9868c8..1ecb765c932 100644 --- a/mcs/class/corlib/System.Collections/BitArray.cs +++ b/mcs/class/corlib/System.Collections/BitArray.cs @@ -291,7 +291,7 @@ namespace System.Collections { if (index < 0 || index >= m_length) throw new ArgumentOutOfRangeException (); - return (m_array [index / 32] & (1 << (index % 32))) != 0; + return (m_array [index >> 5] & (1 << (index & 31))) != 0; } public void Set (int index, bool value) @@ -300,9 +300,9 @@ namespace System.Collections { throw new ArgumentOutOfRangeException (); if (value) - m_array [index / 32] |= (1 << (index % 32)); + m_array [index >> 5] |= (1 << (index & 31)); else - m_array [index / 32] &= ~(1 << (index % 32)); + m_array [index >> 5] &= ~(1 << (index & 31)); _version++; } diff --git a/mcs/class/corlib/System.Collections/ChangeLog b/mcs/class/corlib/System.Collections/ChangeLog index 0b0c78b0b6a..a4f41200ed2 100644 --- a/mcs/class/corlib/System.Collections/ChangeLog +++ b/mcs/class/corlib/System.Collections/ChangeLog @@ -1,3 +1,9 @@ + +Tue Feb 28 14:16:25 CET 2006 Paolo Molaro <lupus@ximian.com> + + * BitArray.cs: reintroduce optimization carelessly removed by + Robitaille. + 2006-02-03 Sebastien Robitaille <sebastien.robitaille@croesus.com> * BitArray.cs: Renamed members for interoperability with MS. |