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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2003-03-05 22:31:16 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2003-03-05 22:31:16 (GMT) |
| commit | e4cd55ecc463e7976f7d9ef3a54b2fb969751de2 (patch) | |
| tree | 5d0b3c72d7b244d7ab119815c7ae33c63b7600f8 /ChangeLog | |
| parent | 880c8a7c3f2373e130125a14d03ca020521fea1e (diff) | |
| download | tcl-e4cd55ecc463e7976f7d9ef3a54b2fb969751de2.zip tcl-e4cd55ecc463e7976f7d9ef3a54b2fb969751de2.tar.gz tcl-e4cd55ecc463e7976f7d9ef3a54b2fb969751de2.tar.bz2 | |
The [switch] command is now bytecode compiled, at least in the most common
case. There's room for improvement in the future, of course. [Patch #644819]
Also adds another macro to help with jump offset fixups.
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -1,3 +1,18 @@ +2003-03-05 Donal K. Fellows <fellowsd@cs.man.ac.uk> + + * generic/tclCompCmds.c (TclCompileSwitchCmd): First attempt at a + bytecode-compiled switch command. It only handles the most common + case of switching, but that should be enough for this to speed up + a lot of people's code. It is expected that the speed gains come + from two things: better handling of the switch itself, and + integrated compilation of the arms instead of embedding separate + bytecode sequences (i.e. better local variable handling.) + * tests/switch.test (switch-10.*): Tests of both uncompiled and + compiled switch behaviour. [Patch #644819] + + * generic/tclCompile.h (TclFixupForwardJumpToHere): Additional + macro to make the most common kind of jump fixup a bit easier. + 2003-03-04 Don Porter <dgp@users.sourceforge.net> * README: Bumped version number of |