USING: compiler.cfg compiler.cfg.instructions help.markup help.syntax sequences ; IN: compiler.cfg.representations.rewrite HELP: alternatives { $var-description "Mapping from vreg,rep pairs to vregs." } ; HELP: conversions-for-block { $values { "insns" sequence } } { $description "Inserts the required conversions in the blocks instruction sequence." } ; HELP: insert-conversions { $values { "cfg" cfg } } { $description "The last step in " { $vocab-link "compiler.cfg.representations" } ". Here instructions such as " { $link ##shl-imm } " and " { $link ##shr-imm } " are inserted to convert between tagged and untagged value types." } ;