From: Chris Hanson <org/chris-hanson/cph>
Date: Sat, 13 Jun 1987 20:56:33 +0000 (+0000)
Subject: Break up file into smaller pieces for compilation.
X-Git-Tag: 20090517-FFI~13383
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=2eadcdbb02deee3bf5dbda4263fdd12500265f60;p=mit-scheme.git

Break up file into smaller pieces for compilation.
---

diff --git a/v7/src/compiler/machines/bobcat/lapgen.scm b/v7/src/compiler/machines/bobcat/lapgen.scm
index a0a5229d6..9952afc92 100644
--- a/v7/src/compiler/machines/bobcat/lapgen.scm
+++ b/v7/src/compiler/machines/bobcat/lapgen.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/lapgen.scm,v 1.181 1987/06/13 20:45:51 cph Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/lapgen.scm,v 1.182 1987/06/13 20:56:33 cph Exp $
 
 Copyright (c) 1987 Massachusetts Institute of Technology
 
@@ -255,777 +255,4 @@ MIT in each case. |#
 
 (define popper:apply-closure '(@AO 6 #x0168))
 (define popper:apply-stack '(@AO 6 #x01A8))
-(define popper:value '(@AO 6 #x01E8))
-
-;;;; Transfers to Registers
-
-;;; All assignments to pseudo registers are required to delete the
-;;; dead registers BEFORE performing the assignment.  This is because
-;;; the register being assigned may be PSEUDO-REGISTER=? to one of the
-;;; dead registers, and thus would be flushed if the deletions
-;;; happened after the assignment.
-
-(define-rule statement
-  (ASSIGN (REGISTER 12) (REGISTER 15))
-  (enable-frame-pointer-offset! 0)
-  '())
-
-(define-rule statement
-  (ASSIGN (REGISTER 15) (OFFSET-ADDRESS (REGISTER 15) (? n)))
-  (decrement-frame-pointer-offset! n (increment-anl 7 n)))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (OFFSET-ADDRESS (REGISTER 15) (? n)))
-  (QUALIFIER (pseudo-register? target))
-  `((LEA (@AO 7 ,(* 4 n)) ,(reference-assignment-alias! target 'ADDRESS))))
-
-(define-rule statement
-  (ASSIGN (REGISTER 15) (REGISTER (? source)))
-  (disable-frame-pointer-offset!
-   `((MOVE L ,(coerce->any source) (A 7)))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (CONSTANT (? source)))
-  (QUALIFIER (pseudo-register? target))
-  `(,(load-constant source (coerce->any target))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (VARIABLE-CACHE (? name)))
-  (QUALIFIER (pseudo-register? target))
-  `((MOVE L
-	  (@PCR ,(free-reference-label name))
-	  ,(reference-assignment-alias! target 'DATA))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (REGISTER (? source)))
-  (QUALIFIER (pseudo-register? target))
-  (move-to-alias-register! source 'DATA target)
-  '())
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (OBJECT->ADDRESS (REGISTER (? source))))
-  (QUALIFIER (pseudo-register? target))
-  (let ((target (move-to-alias-register! source 'DATA target)))
-    `((AND L ,mask-reference ,target))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (OBJECT->TYPE (REGISTER (? source))))
-  (QUALIFIER (pseudo-register? target))
-  (let ((target (move-to-alias-register! source 'DATA target)))
-    `((RO L L (& 8) ,target))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (OFFSET (REGISTER (? address)) (? offset)))
-  (QUALIFIER (pseudo-register? target))
-  (let ((source (indirect-reference! address offset)))
-    (delete-dead-registers!)
-    ;; The fact that the target register here is a data register is a
-    ;; heuristic that works reasonably well since if the value is a
-    ;; pointer, we will probably want to dereference it, which
-    ;; requires that we first mask it.
-    `((MOVE L ,source
-	    ,(register-reference (allocate-alias-register! target 'DATA))))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target)) (POST-INCREMENT (REGISTER 15) 1))
-  (QUALIFIER (pseudo-register? target))
-  (record-pop!)
-  (delete-dead-registers!)
-  `((MOVE L (@A+ 7)
-	  ,(register-reference (allocate-alias-register! target 'DATA)))))
-
-(define-rule statement
-  (ASSIGN (REGISTER (? target))
-	  (CONS-POINTER (CONSTANT (? type)) (REGISTER (? datum))))
-  (QUALIFIER (pseudo-register? target))
-  (let ((target* (coerce->any target))
-	(datum (coerce->any datum)))
-    (delete-dead-registers!)
-    (if (register-expression? target*)
-	`((MOVE L ,datum ,reg:temp)
-	  (MOVE B (& ,type) ,reg:temp)
-	  (MOVE L ,reg:temp ,target*))
-	`((MOVE L ,datum ,target*)
-	  (MOVE B (& ,type) ,target*)))))
-
-;;;; Transfers to Memory
-
-(define-rule statement
-  (ASSIGN (OFFSET (REGISTER (? a)) (? n))
-	  (CONSTANT (? object)))
-  `(,(load-constant object (indirect-reference! a n))))
-
-(define-rule statement
-  (ASSIGN (OFFSET (REGISTER (? a)) (? n))
-	  (REGISTER (? r)))
-  `((MOVE L ,(coerce->any r) ,(indirect-reference! a n))))
-
-(define-rule statement
-  (ASSIGN (OFFSET (REGISTER (? a)) (? n))
-	  (POST-INCREMENT (REGISTER 15) 1))
-  (record-pop!)
-  `((MOVE L (@A+ 7) ,(indirect-reference! a n))))
-
-(define-rule statement
-  (ASSIGN (OFFSET (REGISTER (? a)) (? n))
-	  (CONS-POINTER (CONSTANT (? type)) (REGISTER (? r))))
-  (let ((target (indirect-reference! a n)))
-    `((MOVE L ,(coerce->any r) ,target)
-      (MOVE B (& ,type) ,target))))
-
-(define-rule statement
-  (ASSIGN (OFFSET (REGISTER (? a0)) (? n0))
-	  (OFFSET (REGISTER (? a1)) (? n1)))
-  (let ((source (indirect-reference! a1 n1)))
-    `((MOVE L ,source ,(indirect-reference! a0 n0)))))
-
-;;;; Consing
-
-(define-rule statement
-  (ASSIGN (POST-INCREMENT (REGISTER 13) 1) (CONSTANT (? object)))
-  `(,(load-constant object '(@A+ 5))))
-
-(define-rule statement
-  (ASSIGN (POST-INCREMENT (REGISTER 13) 1) (UNASSIGNED))
-  `(,(load-non-pointer type-code:unassigned 0 '(@A+ 5))))
-
-(define-rule statement
-  (ASSIGN (POST-INCREMENT (REGISTER 13) 1) (REGISTER (? r)))
-  `((MOVE L ,(coerce->any r) (@A+ 5))))
-
-(define-rule statement
-  (ASSIGN (POST-INCREMENT (REGISTER 13) 1) (OFFSET (REGISTER (? r)) (? n)))
-  `((MOVE L ,(indirect-reference! r n) (@A+ 5))))
-
-(define-rule statement
-  (ASSIGN (POST-INCREMENT (REGISTER 13) 1) (ENTRY:PROCEDURE (? label)))
-  (let ((temporary
-	 (register-reference (allocate-temporary-register! 'ADDRESS))))
-    `((LEA (@PCR ,(procedure-external-label (label->procedure label)))
-	   ,temporary)
-      (MOVE L ,temporary (@A+ 5))
-      (MOVE B (& ,type-code:return-address) (@AO 5 -4)))))
-
-;;;; Pushes
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1) (CONSTANT (? object)))
-  (record-push!
-   `(,(load-constant object '(@-A 7)))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1) (UNASSIGNED))
-  (record-push!
-   `(,(load-non-pointer type-code:unassigned 0 '(@-A 7)))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1) (REGISTER (? r)))
-  (record-push!
-   (if (= r regnum:frame-pointer)
-       `((PEA ,(offset-reference regnum:stack-pointer (frame-pointer-offset)))
-	 (MOVE B (& ,type-code:stack-environment) (@A 7)))
-       `((MOVE L ,(coerce->any r) (@-A 7))))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1)
-	  (CONS-POINTER (CONSTANT (? type)) (REGISTER (? r))))
-  (record-push!
-   `((MOVE L ,(coerce->any r) (@-A 7))
-     (MOVE B (& ,type) (@A 7)))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1) (OFFSET (REGISTER (? r)) (? n)))
-  (record-push!
-   `((MOVE L ,(indirect-reference! r n) (@-A 7)))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1)
-	  (OFFSET-ADDRESS (REGISTER 12) (? n)))
-  (record-push!
-   `((PEA ,(offset-reference regnum:stack-pointer
-			     (+ n (frame-pointer-offset))))
-     (MOVE B (& ,type-code:stack-environment) (@A 7)))))
-
-(define-rule statement
-  (ASSIGN (PRE-INCREMENT (REGISTER 15) -1) (ENTRY:CONTINUATION (? label)))
-  (record-continuation-frame-pointer-offset! label)
-  (record-push!
-   `((PEA (@PCR ,label))
-     (MOVE B (& ,type-code:return-address) (@A 7)))))
-
-;;;; Predicates
-
-(define-rule predicate
-  (TRUE-TEST (REGISTER (? register)))
-  (set-standard-branches! 'NE)
-  `(,(test-non-pointer (ucode-type false) 0 (coerce->any register))))
-
-(define-rule predicate
-  (TRUE-TEST (OFFSET (REGISTER (? register)) (? offset)))
-  (set-standard-branches! 'NE)
-  `(,(test-non-pointer (ucode-type false) 0
-		       (indirect-reference! register offset))))
-
-(define-rule predicate
-  (TYPE-TEST (REGISTER (? register)) (? type))
-  (QUALIFIER (pseudo-register? register))
-  (set-standard-branches! 'EQ)
-  `(,(test-byte type
-		(register-reference (load-alias-register! register 'DATA)))))
-
-(define-rule predicate
-  (TYPE-TEST (OBJECT->TYPE (REGISTER (? register))) (? type))
-  (QUALIFIER (pseudo-register? register))
-  (set-standard-branches! 'EQ)
-  (let ((reference (move-to-temporary-register! register 'DATA)))
-    `((RO L L (& 8) ,reference)
-      ,(test-byte type reference))))
-
-(define-rule predicate
-  (UNASSIGNED-TEST (REGISTER (? register)))
-  (set-standard-branches! 'EQ)
-  `(,(test-non-pointer (ucode-type unassigned) 0 (coerce->any register))))
-
-(define-rule predicate
-  (UNASSIGNED-TEST (OFFSET (REGISTER (? register)) (? offset)))
-  (set-standard-branches! 'EQ)
-  `(,(test-non-pointer (ucode-type unassigned) 0
-		       (indirect-reference! register offset))))
-
-(define (eq-test/constant*register constant register)
-  (set-standard-branches! 'EQ)
-  (if (non-pointer-object? constant)
-      `(,(test-non-pointer (primitive-type constant)
-			   (primitive-datum constant)
-			   (coerce->any register)))
-      `((CMP L
-	     (@PCR ,(constant->label constant))
-	     ,(coerce->machine-register register)))))
-
-(define (eq-test/constant*memory constant memory-reference)
-  (set-standard-branches! 'EQ)
-  (if (non-pointer-object? constant)
-      `(,(test-non-pointer (primitive-type constant)
-			   (primitive-datum constant)
-			   memory-reference))
-      (let ((temp (reference-temporary-register! false)))
-	`((MOVE L ,memory-reference ,temp)
-	  (CMP L (@PCR ,(constant->label constant)) ,temp)))))
-
-(define (eq-test/register*register register-1 register-2)
-  (set-standard-branches! 'EQ)
-  (let ((finish
-	 (lambda (register-1 register-2)
-	   `((CMP L
-		  ,(coerce->any register-2)
-		  ,(coerce->machine-register register-1))))))
-    (if (or (and (not (register-has-alias? register-1 'DATA))
-		 (register-has-alias? register-2 'DATA))
-	    (and (not (register-has-alias? register-1 'ADDRESS))
-		 (register-has-alias? register-2 'ADDRESS)))
-	(finish register-2 register-1)
-	(finish register-1 register-2))))
-
-(define (eq-test/register*memory register memory-reference)
-  (set-standard-branches! 'EQ)
-  `((CMP L ,memory-reference ,(coerce->machine-register register))))
-
-(define (eq-test/memory*memory register-1 offset-1 register-2 offset-2)
-  (set-standard-branches! 'EQ)
-  (let ((temp (reference-temporary-register! false)))
-    (let ((finish
-	   (lambda (register-1 offset-1 register-2 offset-2)
-	     `((MOVE L ,(indirect-reference! register-1 offset-1) ,temp)
-	       (CMP L ,(indirect-reference! register-2 offset-2) ,temp)))))
-      (if (or (and (not (register-has-alias? register-1 'ADDRESS))
-		   (register-has-alias? register-2 'ADDRESS))
-	      (and (not (register-has-alias? register-1 'DATA))
-		   (register-has-alias? register-2 'DATA)))
-	  (finish register-2 offset-2 register-1 offset-1)
-	  (finish register-1 offset-1 register-2 offset-2)))))
-
-(define-rule predicate
-  (EQ-TEST (REGISTER (? register)) (CONSTANT (? constant)))
-  (eq-test/constant*register constant register))
-
-(define-rule predicate
-  (EQ-TEST (CONSTANT (? constant)) (REGISTER (? register)))
-  (eq-test/constant*register constant register))
-
-(define-rule predicate
-  (EQ-TEST (OFFSET (REGISTER (? register)) (? offset)) (CONSTANT (? constant)))
-  (eq-test/constant*memory constant (indirect-reference! register offset)))
-
-(define-rule predicate
-  (EQ-TEST (CONSTANT (? constant)) (OFFSET (REGISTER (? register)) (? offset)))
-  (eq-test/constant*memory constant (indirect-reference! register offset)))
-
-(define-rule predicate
-  (EQ-TEST (CONSTANT (? constant)) (POST-INCREMENT (REGISTER 15) 1))
-  (eq-test/constant*memory constant '(@A+ 7)))
-
-(define-rule predicate
-  (EQ-TEST (POST-INCREMENT (REGISTER 15) 1) (CONSTANT (? constant)))
-  (eq-test/constant*memory constant '(@A+ 7)))
-
-(define-rule predicate
-  (EQ-TEST (REGISTER (? register-1)) (REGISTER (? register-2)))
-  (eq-test/register*register register-1 register-2))
-
-(define-rule predicate
-  (EQ-TEST (OFFSET (REGISTER (? register-1)) (? offset-1))
-	   (REGISTER (? register-2)))
-  (eq-test/register*memory register-2
-			   (indirect-reference! register-1 offset-1)))
-
-(define-rule predicate
-  (EQ-TEST (REGISTER (? register-1))
-	   (OFFSET (REGISTER (? register-2)) (? offset-2)))
-  (eq-test/register*memory register-1
-			   (indirect-reference! register-2 offset-2)))
-
-(define-rule predicate
-  (EQ-TEST (POST-INCREMENT (REGISTER 15) 1) (REGISTER (? register)))
-  (record-pop!)
-  (eq-test/register*memory register '(@A+ 7)))
-
-(define-rule predicate
-  (EQ-TEST (REGISTER (? register)) (POST-INCREMENT (REGISTER 15) 1))
-  (record-pop!)
-  (eq-test/register*memory register '(@A+ 7)))
-
-(define-rule predicate
-  (EQ-TEST (OFFSET (REGISTER (? register-1)) (? offset-1))
-	   (OFFSET (REGISTER (? register-2)) (? offset-2)))
-  (eq-test/memory*memory register-1 offset-1 register-2 offset-2))
-
-;;;; Invocations
-
-(define-rule statement
-  (INVOCATION:APPLY (? number-pushed) (? prefix) (? continuation))
-  (disable-frame-pointer-offset!
-   `(,@(generate-invocation-prefix prefix '())
-     ,(load-dnw number-pushed 0)
-     (JMP ,entry:compiler-apply))))
-
-(define-rule statement
-  (INVOCATION:JUMP (? n)
-		   (APPLY-CLOSURE (? frame-size) (? receiver-offset))
-		   (? continuation) (? label))
-  (disable-frame-pointer-offset!
-   `(,@(clear-map!)
-     ,@(apply-closure-sequence frame-size receiver-offset label))))
-
-(define-rule statement
-  (INVOCATION:JUMP (? n)
-		   (APPLY-STACK (? frame-size) (? receiver-offset)
-				(? n-levels))
-		   (? continuation) (? label))
-  (disable-frame-pointer-offset!
-   `(,@(clear-map!)
-     ,@(apply-stack-sequence frame-size receiver-offset n-levels label))))
-
-(define-rule statement
-  (INVOCATION:JUMP (? number-pushed) (? prefix) (? continuation) (? label))
-  (QUALIFIER (not (memq (car prefix) '(APPLY-CLOSURE APPLY-STACK))))
-  (disable-frame-pointer-offset!
-   `(,@(generate-invocation-prefix prefix '())
-     (BRA L (@PCR ,label)))))
-
-(define-rule statement
-  (INVOCATION:LEXPR (? number-pushed) (? prefix) (? continuation)
-		    (? label))
-  (disable-frame-pointer-offset!
-   `(,@(generate-invocation-prefix prefix '())
-     ,(load-dnw number-pushed 0)
-     (BRA L (@PCR ,label)))))
-
-(define-rule statement
-  (INVOCATION:CACHE-REFERENCE (? frame-size) (? prefix) (? continuation)
-			      (? extension))
-  (disable-frame-pointer-offset!
-   (let ((set-extension (expression->machine-register! extension a3)))
-     (delete-dead-registers!)
-     `(,@set-extension
-       ,@(generate-invocation-prefix prefix (list a3))
-       ,(load-dnw frame-size 0)
-       (LEA (@PCR ,*block-start-label*) (A 1))
-       (JMP ,entry:compiler-cache-reference-apply)))))
-
-(define-rule statement
-  (INVOCATION:LOOKUP (? frame-size) (? prefix) (? continuation)
-		     (? environment) (? name))
-  (disable-frame-pointer-offset!
-   (let ((set-environment (expression->machine-register! environment d4)))
-     (delete-dead-registers!)
-     `(,@set-environment
-       ,@(generate-invocation-prefix prefix (list d4))
-       ,(load-constant name '(D 5))
-       ,(load-dnw frame-size 0)
-       (JMP ,entry:compiler-lookup-apply)))))
-
-(define-rule statement
-  (INVOCATION:PRIMITIVE (? number-pushed) (? prefix) (? continuation)
-			(? primitive))
-  (disable-frame-pointer-offset!
-   `(,@(generate-invocation-prefix prefix '())
-     ,@(if (eq? primitive compiled-error-procedure)
-	   `(,(load-dnw (1+ number-pushed) 0)
-	     (JMP ,entry:compiler-error))
-	   `(,(load-dnw (primitive-datum primitive) 6)
-	     (JMP ,entry:compiler-primitive-apply))))))
-
-(define-rule statement
-  (RETURN)
-  (disable-frame-pointer-offset!
-   `(,@(clear-map!)
-     (CLR B (@A 7))
-     (RTS))))
-
-(define (generate-invocation-prefix prefix needed-registers)
-  (let ((clear-map (clear-map!)))
-    (need-registers! needed-registers)
-    `(,@clear-map
-      ,@(case (car prefix)
-	  ((NULL) '())
-	  ((MOVE-FRAME-UP)
-	   (apply generate-invocation-prefix:move-frame-up (cdr prefix)))
-	  ((APPLY-CLOSURE)
-	   (apply generate-invocation-prefix:apply-closure (cdr prefix)))
-	  ((APPLY-STACK)
-	   (apply generate-invocation-prefix:apply-stack (cdr prefix)))
-	  (else
-	   (error "bad prefix type" prefix))))))
-
-(define (generate-invocation-prefix:move-frame-up frame-size how-far)
-  (cond ((zero? how-far) '())
-	((zero? frame-size)
-	 (increment-anl 7 how-far))
-	((= frame-size 1)
-	 `((MOVE L (@A+ 7) ,(offset-reference a7 (-1+ how-far)))
-	   ,@(increment-anl 7 (-1+ how-far))))
-	((= frame-size 2)
-	 (if (= how-far 1)
-	     `((MOVE L (@AO 7 4) (@AO 7 8))
-	       (MOVE L (@A+ 7) (@A 7)))
-	     (let ((i `(MOVE L (@A+ 7) ,(offset-reference a7 (-1+ how-far)))))
-	       `(,i ,i ,@(increment-anl 7 (- how-far 2))))))
-	(else
-	 (let ((temp-0 (allocate-temporary-register! 'ADDRESS))
-	       (temp-1 (allocate-temporary-register! 'ADDRESS)))
-	   `((LEA ,(offset-reference a7 frame-size)
-		  ,(register-reference temp-0))
-	     (LEA ,(offset-reference a7 (+ frame-size how-far))
-		  ,(register-reference temp-1))
-	     ,@(generate-n-times frame-size 5
-				 `(MOVE L
-					(@-A ,(- temp-0 8))
-					(@-A ,(- temp-1 8)))
-		 (lambda (generator)
-		   (generator (allocate-temporary-register! 'DATA))))
-	     (MOVE L ,(register-reference temp-1) (A 7)))))))
-
-(define (generate-invocation-prefix:apply-closure frame-size receiver-offset)
-  (let ((label (generate-label)))
-    `(,@(apply-closure-sequence frame-size receiver-offset label)
-      (LABEL ,label))))
-
-(define (generate-invocation-prefix:apply-stack frame-size receiver-offset
-						n-levels)
-  (let ((label (generate-label)))
-    `(,@(apply-stack-sequence frame-size receiver-offset n-levels label)
-      (LABEL ,label))))
-
-;;;; Interpreter Calls
-
-(define-rule statement
-  (INTERPRETER-CALL:ACCESS (? environment) (? name))
-  (lookup-call entry:compiler-access environment name))
-
-(define-rule statement
-  (INTERPRETER-CALL:LOOKUP (? environment) (? name) (? safe?))
-  (lookup-call (if safe? entry:compiler-safe-lookup entry:compiler-lookup)
-	       environment name))
-
-(define-rule statement
-  (INTERPRETER-CALL:UNASSIGNED? (? environment) (? name))
-  (lookup-call entry:compiler-unassigned? environment name))
-
-(define-rule statement
-  (INTERPRETER-CALL:UNBOUND? (? environment) (? name))
-  (lookup-call entry:compiler-unbound? environment name))
-
-(define (lookup-call entry environment name)
-  (let ((set-environment (expression->machine-register! environment a0)))
-    (let ((clear-map (clear-map!)))
-      `(,@set-environment
-	,@clear-map
-	,(load-constant name '(A 1))
-	(JSR ,entry)
-	,@(make-external-label (generate-label))))))
-
-(define-rule statement
-  (INTERPRETER-CALL:ENCLOSE (? number-pushed))
-  (decrement-frame-pointer-offset! number-pushed
-    `((MOVE L (A 5) ,reg:enclose-result)
-      (MOVE B (& ,(ucode-type vector)) ,reg:enclose-result)
-      ,(load-non-pointer (ucode-type manifest-vector) number-pushed
-			 '(@A+ 5))
-      ,@(generate-n-times number-pushed 5 '(MOVE L (@A+ 7) (@A+ 5))
-	  (lambda (generator)
-	    (generator (allocate-temporary-register! 'DATA)))))
-#| Alternate sequence which minimizes code size.
-   DO NOT USE THIS!  The `clear-registers!' call does not distinguish between
-   registers containing objects and registers containing unboxed things, and
-   as a result can write unboxed stuff to memory.
-    `(,@(clear-registers! a0 a1 d0)
-      (MOVE W (& ,number-pushed) (D 0))
-      (JSR ,entry:compiler-enclose))
-|#
-    ))
-
-(define-rule statement
-  (INTERPRETER-CALL:DEFINE (? environment) (? name) (? value))
-  (QUALIFIER (not (eq? 'CONS-POINTER (car value))))
-  (assignment-call:default entry:compiler-define environment name value))
-
-(define-rule statement
-  (INTERPRETER-CALL:SET! (? environment) (? name) (? value))
-  (QUALIFIER (not (eq? 'CONS-POINTER (car value))))
-  (assignment-call:default entry:compiler-set! environment name value))
-
-(define (assignment-call:default entry environment name value)
-  (let ((set-environment (expression->machine-register! environment a0)))
-    (let ((set-value (expression->machine-register! value a2)))
-      (let ((clear-map (clear-map!)))
-	`(,@set-environment
-	  ,@set-value
-	  ,@clear-map
-	  ,(load-constant name '(A 1))
-	  (JSR ,entry)
-	  ,@(make-external-label (generate-label)))))))
-
-(define-rule statement
-  (INTERPRETER-CALL:DEFINE (? environment) (? name)
-			   (CONS-POINTER (CONSTANT (? type))
-					 (REGISTER (? datum))))
-  (assignment-call:cons-pointer entry:compiler-define environment name type
-				datum))
-
-(define-rule statement
-  (INTERPRETER-CALL:SET! (? environment) (? name)
-			 (CONS-POINTER (CONSTANT (? type))
-				       (REGISTER (? datum))))
-  (assignment-call:cons-pointer entry:compiler-set! environment name type
-				datum))
-
-(define (assignment-call:cons-pointer entry environment name type datum)
-  (let ((set-environment (expression->machine-register! environment a0)))
-    (let ((datum (coerce->any datum)))
-      (let ((clear-map (clear-map!)))
-	`(,@set-environment
-	  (MOVE L ,datum ,reg:temp)
-	  (MOVE B (& ,type) ,reg:temp)
-	  ,@clear-map
-	  (MOVE L ,reg:temp (A 2))
-	  ,(load-constant name '(A 1))
-	  (JSR ,entry)
-	  ,@(make-external-label (generate-label)))))))
-
-(define-rule statement
-  (INTERPRETER-CALL:CACHE-REFERENCE (? extension) (? safe?))
-  (let ((set-extension (expression->machine-register! extension a0)))
-    (let ((clear-map (clear-map!)))
-      `(,@set-extension
-	,@clear-map
-	(JSR ,(if safe?
-		  entry:compiler-safe-reference-trap
-		  entry:compiler-reference-trap))
-	,@(make-external-label (generate-label))))))
-
-(define-rule statement
-  (INTERPRETER-CALL:CACHE-ASSIGNMENT (? extension) (? value))
-  (QUALIFIER (not (eq? 'CONS-POINTER (car value))))
-  (let ((set-extension (expression->machine-register! extension a0)))
-    (let ((set-value (expression->machine-register! value a1)))
-      (let ((clear-map (clear-map!)))
-	`(,@set-extension
-	  ,@set-value
-	  ,@clear-map
-	  (JSR ,entry:compiler-assignment-trap)
-	  ,@(make-external-label (generate-label)))))))
-
-(define-rule statement
-  (INTERPRETER-CALL:CACHE-ASSIGNMENT (? extension)
-				     (CONS-POINTER (CONSTANT (? type))
-						   (REGISTER (? datum))))
-  (let ((set-extension (expression->machine-register! extension a0)))
-    (let ((datum (coerce->any datum)))
-      (let ((clear-map (clear-map!)))
-	`(,@set-extension
-	  (MOVE L ,datum ,reg:temp)
-	  (MOVE B (& ,type) ,reg:temp)
-	  ,@clear-map
-	  (MOVE L ,reg:temp (A 1))
-	  (JSR ,entry:compiler-assignment-trap)
-	  ,@(make-external-label (generate-label)))))))
-
-;;; This is invoked by the top level of the LAP generator.
-
-(define generate/quotation-header
-  (let ((declare-constant
-	 (lambda (entry)
-	   `(SCHEME-OBJECT ,(cdr entry) ,(car entry)))))
-    (lambda (block-label constants references uuo-links)
-      `(,@(map declare-constant references)
-	,@(map declare-constant uuo-links)
-	,@(map declare-constant constants)
-	,@(if (or (not (null? references))
-		  (not (null? uuo-links)))
-	      `(,@(let ((environment-label (allocate-constant-label)))
-		    `((SCHEME-OBJECT ,environment-label ENVIRONMENT)
-		      (LEA (@PCR ,environment-label) (A 0))))
-		(MOVE L ,reg:environment (@A 0))
-		(LEA (@PCR ,block-label) (A 0))
-		,@(if (null? references)
-		      '()
-		      `((LEA (@PCR ,(cdar references)) (A 1))
-			,@(if (null? (cdr references))
-			      `((JSR ,entry:compiler-cache-variable))
-			      `(,(load-dnw (length references) 1)
-				(JSR ,entry:compiler-cache-variable-multiple)))
-			,@(make-external-label (generate-label))))
-		,@(if (null? uuo-links)
-		      '()
-		      `((LEA (@PCR ,(cdar uuo-links)) (A 1))
-			,@(if (null? (cdr uuo-links))
-			      `((JSR ,entry:compiler-uuo-link))
-			      `(,(load-dnw (length uuo-links) 1)
-				(JSR ,entry:compiler-uuo-link-multiple)))
-			,@(make-external-label (generate-label)))))
-	      '())))))
-
-;;;; Procedure/Continuation Entries
-
-;;; The following calls MUST appear as the first thing at the entry
-;;; point of a procedure.  They assume that the register map is clear
-;;; and that no register contains anything of value.
-
-;;; **** The only reason that this is true is that no register is live
-;;; across calls.  If that were not true, then we would have to save
-;;; any such registers on the stack so that they would be GC'ed
-;;; appropriately.
-
-(define-rule statement
-  (PROCEDURE-HEAP-CHECK (? label))
-  (disable-frame-pointer-offset!
-   (let ((gc-label (generate-label)))
-     `(,@(procedure-header (label->procedure label) gc-label)
-       (CMP L ,reg:compiled-memtop (A 5))
-       (B GE S (@PCR ,gc-label))))))
-
-;;; Note: do not change the MOVE.W in the setup-lexpr call to a MOVEQ.
-;;; The setup-lexpr code assumes a fixed calling sequence to compute
-;;; the GC address if that is needed.  This could be changed so that
-;;; the microcode determined how far to back up based on the argument,
-;;; or by examining the calling sequence.
-
-(define-rule statement
-  (SETUP-LEXPR (? label))
-  (disable-frame-pointer-offset!
-   (let ((procedure (label->procedure label)))
-     `(,@(procedure-header procedure false)
-       (MOVE W
-	     (& ,(+ (procedure-required procedure)
-		    (procedure-optional procedure)
-		    (if (procedure/closure? procedure) 1 0)))
-	     (D 1))
-       (MOVEQ (& ,(if (procedure-rest procedure) 1 0)) (D 2))
-       (JSR , entry:compiler-setup-lexpr)))))
-
-(define-rule statement
-  (CONTINUATION-HEAP-CHECK (? internal-label))
-  (enable-frame-pointer-offset!
-   (continuation-frame-pointer-offset (label->continuation internal-label)))
-  (let ((gc-label (generate-label)))
-    `((LABEL ,gc-label)
-      (JSR ,entry:compiler-interrupt-continuation)
-      ,@(make-external-label internal-label)
-      (CMP L ,reg:compiled-memtop (A 5))
-      (B GE S (@PCR ,gc-label)))))
-
-(define (procedure-header procedure gc-label)
-  (let ((internal-label (procedure-label procedure)))
-    (append! (if (procedure/closure? procedure)
-		 (let ((required (1+ (procedure-required procedure)))
-		       (optional (procedure-optional procedure))
-		       (label (procedure-external-label procedure)))
-		   (if (and (procedure-rest procedure)
-			    (zero? required))
-		       (begin (set-procedure-external-label! procedure
-							     internal-label)
-			      `((ENTRY-POINT ,internal-label)))
-		       `((ENTRY-POINT ,label)
-    			 ,@(make-external-label label)
-			 ,(test-dnw required 0)
-			 ,@(cond ((procedure-rest procedure)
-				  `((B GE S (@PCR ,internal-label))))
-				 ((zero? optional)
-				  `((B EQ S (@PCR ,internal-label))))
-				 (else
-				  (let ((wna-label (generate-label)))
-				    `((B LT S (@PCR ,wna-label))
-				      ,(test-dnw (+ required optional) 0)
-				      (B LE S (@PCR ,internal-label))
-				      (LABEL ,wna-label)))))
-			 (JMP ,entry:compiler-wrong-number-of-arguments))))
-		 '())
-	     (if gc-label
-		 `((LABEL ,gc-label)
-		   (JSR ,entry:compiler-interrupt-procedure))
-		 '())
-	     `(,@(make-external-label internal-label)))))
-
-(define (make-external-label label)
-  `((DC W (- ,label ,*block-start-label*))
-    (LABEL ,label)))
-
-;;;; Poppers
-
-(define-rule statement
-  (MESSAGE-RECEIVER:CLOSURE (? frame-size))
-  (record-push!
-   `((MOVE L (& ,(* frame-size 4)) (@-A 7)))))
-
-(define-rule statement
-  (MESSAGE-RECEIVER:STACK (? frame-size))
-  (record-push!
-   `((MOVE L (& ,(+ #x00100000 (* frame-size 4))) (@-A 7)))))
-
-(define-rule statement
-  (MESSAGE-RECEIVER:SUBPROBLEM (? label))
-  (record-continuation-frame-pointer-offset! label)
-  (increment-frame-pointer-offset! 2
-    `((PEA (@PCR ,label))
-      (MOVE B (& ,type-code:return-address) (@A 7))
-      (MOVE L (& #x00200000) (@-A 7)))))
-
-(define (apply-closure-sequence frame-size receiver-offset label)
-  `(,(load-dnw frame-size 1)
-    (LEA (@AO 7 ,(* (+ receiver-offset (frame-pointer-offset)) 4)) (A 0))
-    (LEA (@PCR ,label) (A 1))
-    (JMP ,popper:apply-closure)))
-
-(define (apply-stack-sequence frame-size receiver-offset n-levels label)
-  `((MOVEQ (& ,n-levels) (D 0))
-    ,(load-dnw frame-size 1)
-    (LEA (@AO 7 ,(* (+ receiver-offset (frame-pointer-offset)) 4)) (A 0))
-    (LEA (@PCR ,label) (A 1))
-    (JMP ,popper:apply-stack)))
-
-(define-rule statement
-  (MESSAGE-SENDER:VALUE (? receiver-offset))
-  (disable-frame-pointer-offset!
-   `(,@(clear-map!)
-     ,@(increment-anl 7 (+ receiver-offset (frame-pointer-offset)))
 (define popper:value '(@AO 6 #x01E8))
\ No newline at end of file