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This commit is contained in:
Danny Yoo 2011-03-01 02:56:20 -05:00
parent fb0fb941e3
commit 81b1637a10
1 changed files with 26 additions and 20 deletions
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46
compile.rkt
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@ -220,9 +220,15 @@
[operand-codes (map (lambda: ([operand : Expression])
(compile operand cenv 'val 'next))
(App-operands exp))])
;; FIXME: we need to allocate space for the arguments in the environment.
;; FIXME: we need to compile each operand especially to write to the correct
;; environment location.
;; FIXME: we need to push the control.
;; FIXME: at procedure entry, the arguments need to be installed
;; in the environment. We need to install
;; the closure's values now.
;;
;; FIXME: if we're calling in tail position, preserve space.
(append-instruction-sequences
proc-code
(append-instruction-sequences
@ -261,27 +267,27 @@
#;(: compile-procedure-call (Target Linkage -> InstructionSequence))
#;(define (compile-procedure-call target linkage)
(let ([primitive-branch (make-label 'primitiveBranch)]
[compiled-branch (make-label 'compiledBranch)]
[after-call (make-label 'afterCall)])
(let ([compiled-linkage
(if (eq? linkage 'next) after-call linkage)])
(append-instruction-sequences
(make-instruction-sequence `(,(make-TestStatement 'primitive-procedure? 'proc)
,(make-BranchLabelStatement primitive-branch)))
(parallel-instruction-sequences
(let ([primitive-branch (make-label 'primitiveBranch)]
[compiled-branch (make-label 'compiledBranch)]
[after-call (make-label 'afterCall)])
(let ([compiled-linkage
(if (eq? linkage 'next) after-call linkage)])
(append-instruction-sequences
compiled-branch
(compile-proc-appl target compiled-linkage))
(append-instruction-sequences
primitive-branch
(end-with-linkage linkage
(make-instruction-sequence
`(,(make-AssignPrimOpStatement target
'apply-primitive-procedure
(list (make-Reg 'proc)
(make-Reg 'argl))))))))
after-call))))
(make-instruction-sequence `(,(make-TestStatement 'primitive-procedure? 'proc)
,(make-BranchLabelStatement primitive-branch)))
(parallel-instruction-sequences
(append-instruction-sequences
compiled-branch
(compile-proc-appl target compiled-linkage))
(append-instruction-sequences
primitive-branch
(end-with-linkage linkage
(make-instruction-sequence
`(,(make-AssignPrimOpStatement target
'apply-primitive-procedure
(list (make-Reg 'proc)
(make-Reg 'argl))))))))
after-call))))
#;(: compile-proc-appl (Target Linkage -> InstructionSequence))
#;(define (compile-proc-appl target linkage)