16 lines
589 B
Factor
16 lines
589 B
Factor
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USING: compiler.cfg help.markup help.syntax ;
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IN: compiler.cfg.stacks.local
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HELP: current-height
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{ $class-description "A tuple used to keep track of the heights of the data and retain stacks in a " { $link basic-block } "." } ;
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HELP: emit-height-changes
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{ $description "Emits stack height change instructions to the CFG being built." }
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{ $examples
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{ $example
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"USING: compiler.cfg.stacks.local make prettyprint ;"
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"T{ current-height { emit-d 4 } { emit-r -2 } } current-height set [ emit-height-changes ] { } make ."
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"{ T{ ##inc-d { n 4 } } T{ ##inc-r { n -2 } } }"
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}
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} ;
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