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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2002-05-29 10:35:34 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2002-05-29 10:35:34 (GMT) |
| commit | 52319201a0f33f5984298267ba05ede5689eb818 (patch) | |
| tree | 69690c28d7ea044538f1557ec58740707718d328 /ChangeLog | |
| parent | 3a1941e7d007e93449aa22085687a8fafaddad7e (diff) | |
| download | tcl-52319201a0f33f5984298267ba05ede5689eb818.zip tcl-52319201a0f33f5984298267ba05ede5689eb818.tar.gz tcl-52319201a0f33f5984298267ba05ede5689eb818.tar.bz2 | |
Made Tcl_UniCharNcmp faster on big-endian machines; the system memcmp()is
probably optimized far in excess of anything we could do! Little-endian
just use the old code...
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -1,3 +1,18 @@ +2002-05-29 Donal K. Fellows <fellowsd@cs.man.ac.uk> + + * generic/tclExecute.c (TclExecuteByteCode): + * generic/tclCmdMZ.c (Tcl_StringObjCmd): Use the macro version. + * generic/tclInt.h (TclUniCharNcmp): Optimised still further with + a macro for use in sensitive places like tclExecute.c + + * generic/tclUtf.c (Tcl_UniCharNcmp): Use new flag to figure out + when we can use an optimal comparison scheme, and default to the + old scheme in other cases which is at least safe. + * unix/configure.in (TCL_OPTIMIZE_UNICODE_COMPARE): New optional + flag that indicates when we can use memcmp() to compare Unicode + strings (i.e. when the high-byte of a Tcl_UniChar precedes the + low-byte.) + 2002-05-29 Jeff Hobbs <jeffh@ActiveState.com> * generic/tclInt.decls: |