[Mono-dev] [PATCH]UInt32.Parse optimization

[Prakash Punnoor]

Hi,

a small optimization which gives me about 7% speed gain.

--- UInt32.cs.old       2007-11-14 20:24:38.359166220 +0100
+++ UInt32.cs   2007-11-14 20:25:18.031114016 +0100
@@ -137,9 +137,8 @@
                        for (; i < len; i++) {
                                c = s [i];

-                               if (c >= '0' && c <= '9') {
-                                       uint d = (uint) (c - '0');
-
+                               uint d = (uint) (c - '0');
+                               if (d <= 9) {
                                        if ((val > MaxValue/10) || (val == 
(MaxValue / 10) && d > (MaxValue % 10))){
                                                if (!tryParse)
                                                        exc = new 
OverflowException (Locale.GetText ("Value is too large"));


Cheers,
-- 
(°=                 =°)
//\ Prakash Punnoor /\\
V_/                 \_V
-------------- next part --------------
A non-text attachment was scrubbed...
Name: parse_u32.patch
Type: text/x-diff
Size: 470 bytes
Desc: not available
Url : http://lists.ximian.com/pipermail/mono-devel-list/attachments/20071114/f5c5d4bb/attachment.bin 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: This is a digitally signed message part.
Url : http://lists.ximian.com/pipermail/mono-devel-list/attachments/20071114/f5c5d4bb/attachment-0001.bin