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Remove backend support for cached-module-box et al.

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* module/language/cps/compile-bytecode.scm (compile-function): Remove
  unused assemblers for cached-module-box, cached-toplevel-box, and
  cache-current-module!.
* module/language/cps/effects-analysis.scm (&cache): New memory kind.
  (cache-current-module!): Set &cache memory, not &box.
  (resolve-module, lookup-module, cache-ref, cache-set!): Add effect
  annotations.
* module/system/vm/assembler.scm (emit-cache-current-module!)
  (emit-cached-toplevel-box, emit-cached-module-box): Remove
  assemblers.
* module/system/vm/disassembler.scm (code-annotation, fold-code-range):
  Remove special cases for toplevel-box and module-box.
* module/system/xref.scm (program-callee-rev-vars): Add a FIXME for the
  future.
This commit is contained in:
Andy Wingo 2018-05-14 13:21:16 +02:00
parent 667d808f58
commit 77e7bea4c2
5 changed files with 17 additions and 50 deletions
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6
module/language/cps/compile-bytecode.scm
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@ -143,10 +143,6 @@
(emit-current-module asm (from-sp dst)))
(($ $primcall 'current-thread)
(emit-current-thread asm (from-sp dst)))
(($ $primcall 'cached-toplevel-box (scope name bound?))
(emit-cached-toplevel-box asm (from-sp dst) scope name bound?))
(($ $primcall 'cached-module-box (mod name public? bound?) ())
(emit-cached-module-box asm (from-sp dst) mod name public? bound?))
(($ $primcall 'define! #f (sym))
(emit-define! asm (from-sp dst) (from-sp (slot sym))))
(($ $primcall 'resolve (bound?) (name))
@ -285,8 +281,6 @@
(define (compile-effect label exp k)
(match exp
(($ $values ()) #f)
(($ $primcall 'cache-current-module! (scope) (mod))
(emit-cache-current-module! asm (from-sp (slot mod)) scope))
(($ $primcall 'cache-set! key (val))
(emit-cache-set! asm key (from-sp (slot val))))
(($ $primcall 'scm-set! annotation (obj idx val))