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Add scm-ref, etc instructions for generic heap object field access

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* libguile/vm-engine.c (allocate-words, allocate-words/immediate)
  (scm-ref, scm-set!, scm-ref/tag, scm-set!/tag, scm-ref/immediate)
  (scm-set!/immediate): New instructions for generic access to fields in
  heap objects.
* module/language/cps/cse.scm (compute-equivalent-subexpressions):
* module/language/cps/effects-analysis.scm:
* module/language/cps/reify-primitives.scm (reify-primitives):
* module/language/cps/specialize-primcalls.scm (specialize-primcalls):
* module/language/cps/types.scm (allocate-words)
  (allocate-words/immediate, scm-ref, scm-ref/immediate, scm-ref/tag)
  (scm-set!/tag, scm-set!, scm-set!/immediate, word-ref)
  (word-ref/immediate, word-set!, word-set!/immediate):
* module/system/vm/assembler.scm:
* module/language/cps/compile-bytecode.scm (compile-function): Add
  support for the new instructions.
This commit is contained in:
Andy Wingo 2017-12-05 10:54:12 +01:00
parent 9db628ee29
commit 315dd366ee
8 changed files with 357 additions and 14 deletions
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15
module/system/vm/assembler.scm
View file

@ -138,6 +138,21 @@
emit-complex?
emit-fraction?
emit-allocate-words
emit-allocate-words/immediate
emit-scm-ref
emit-scm-set!
emit-scm-ref/tag
emit-scm-set!/tag
emit-scm-ref/immediate
emit-scm-set!/immediate
emit-word-ref
emit-word-set!
emit-word-ref/immediate
emit-word-set!/immediate
emit-call
emit-call-label
emit-tail-call