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Lower box, box-ref, box-set! primcalls

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* module/language/tree-il/compile-cps.scm (box, ensure-box):
  (box-ref, box-set!): Lower box primcalls.
* module/language/cps/compile-bytecode.scm (compile-function):
* module/language/cps/cse.scm (compute-equivalent-subexpressions):
* module/language/cps/dce.scm (compute-live-code):
* module/language/cps/effects-analysis.scm:
* module/language/cps/types.scm: Remove special support for boxes.  What
  a pleasure!
This commit is contained in:
Andy Wingo 2018-01-10 07:43:00 +01:00
parent 97301efca4
commit 24f998e4d2
6 changed files with 64 additions and 35 deletions
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2
module/language/cps/compile-bytecode.scm
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@ -316,8 +316,6 @@
(($ $primcall 'free-set! idx (closure value))
(emit-free-set! asm (from-sp (slot closure)) (from-sp (slot value))
idx))
(($ $primcall 'box-set! #f (box value))
(emit-box-set! asm (from-sp (slot box)) (from-sp (slot value))))
(($ $primcall 'struct-set! #f (struct index value))
(emit-struct-set! asm (from-sp (slot struct)) (from-sp (slot index))
(from-sp (slot value))))