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2012-02-26 Gabriel Dos Reis <gdr@cs.tamu.edu>
+ * interp/compiler.boot (emitLocalCallInsn): Mark external
+ operators as such, and local functions as such.
+ (freeVarUsage): Do not count external and local functions.
+ (extractCode): Tidy. Handle closure literals.
+ * interp/g-opt.boot (optCall): Optimize external calls where
+ possible.
+ %external is a side-effect free operator.
+
+2012-02-26 Gabriel Dos Reis <gdr@cs.tamu.edu>
+
* interp/g-util.boot (usedSymbol?): Remove.
(bindingForm?): New.
(usesVariable?): Likewise.