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authordkf <donal.k.fellows@manchester.ac.uk>2013-05-12 00:44:22 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2013-05-12 00:44:22 (GMT)
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Optimizations and general bytecode generation improvements.
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+2013-05-10 Donal K. Fellows <dkf@users.sf.net>
+
+ Optimizations and general bytecode generation improvements.
+ * generic/tclCompCmds.c (TclCompileAppendCmd, TclCompileLappendCmd):
+ (TclCompileReturnCmd): Make these generate bytecode in more cases.
+ (TclCompileListCmd): Make this able to push a literal when it can.
+ * generic/tclCompile.c (TclSetByteCodeFromAny, PeepholeOptimize):
+ Added checks to see if we can apply some simple cross-command-boundary
+ optimizations, and defined a small number of such optimizations.
+ (TclCompileScript): Added the special ability to compile the list
+ command with expansion ([list {*}blah]) into bytecode that does not
+ call an external command.
+
2013-05-06 Jan Nijtmans <nijtmans@users.sf.net>
* generic/tclStubInit.c: Add support for Cygwin64, which has a 64-bit