From 0e49f6afc674a1311873477cec569946d978eca0 Mon Sep 17 00:00:00 2001 From: Chris Hanson Date: Thu, 7 Jan 1988 23:04:17 +0000 Subject: [PATCH] Initial revision --- v7/src/compiler/etc/stackp.scm | 117 +++++++++++++++++++++++++++++++++ v8/src/compiler/etc/stackp.scm | 117 +++++++++++++++++++++++++++++++++ 2 files changed, 234 insertions(+) create mode 100644 v7/src/compiler/etc/stackp.scm create mode 100644 v8/src/compiler/etc/stackp.scm diff --git a/v7/src/compiler/etc/stackp.scm b/v7/src/compiler/etc/stackp.scm new file mode 100644 index 000000000..1290bf999 --- /dev/null +++ b/v7/src/compiler/etc/stackp.scm @@ -0,0 +1,117 @@ +#| -*-Scheme-*- + +$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/etc/stackp.scm,v 1.1 1988/01/07 23:04:17 cph Exp $ + +Copyright (c) 1987 Massachusetts Institute of Technology + +This material was developed by the Scheme project at the Massachusetts +Institute of Technology, Department of Electrical Engineering and +Computer Science. Permission to copy this software, to redistribute +it, and to use it for any purpose is granted, subject to the following +restrictions and understandings. + +1. Any copy made of this software must include this copyright notice +in full. + +2. Users of this software agree to make their best efforts (a) to +return to the MIT Scheme project any improvements or extensions that +they make, so that these may be included in future releases; and (b) +to inform MIT of noteworthy uses of this software. + +3. All materials developed as a consequence of the use of this +software shall duly acknowledge such use, in accordance with the usual +standards of acknowledging credit in academic research. + +4. MIT has made no warrantee or representation that the operation of +this software will be error-free, and MIT is under no obligation to +provide any services, by way of maintenance, update, or otherwise. + +5. In conjunction with products arising from the use of this material, +there shall be no use of the name of the Massachusetts Institute of +Technology nor of any adaptation thereof in any advertising, +promotional, or sales literature without prior written consent from +MIT in each case. |# + +;;;; Primitive Stack Parser + +(declare (usual-integrations)) + +(define rcd) +(define rcr) +(define write-continuation) +(define continuation-ref) +(let () + +(set! rcd + (named-lambda (rcd #!optional filename) + (if (unassigned? filename) + (write-continuation) + (with-output-to-file filename write-continuation)))) + +(set! rcr + (named-lambda (rcr n) + (continuation-ref (rep-continuation) n))) + +(set! write-continuation + (named-lambda (write-continuation #!optional continuation) + (if (unassigned? continuation) (set! continuation (rep-continuation))) + (write-stack-stream (continuation->stream continuation) 0))) + +(define (write-stack-stream stream n) + (if (null? stream) + *the-non-printing-object* + (begin (if (return-address? (stack-stream-head stream)) + (newline)) + (newline) + (write n) + (write-string "\t") + (let ((string (write-to-string (stack-stream-head stream) 60))) + (write-string (cdr string)) + (if (car string) + (write-string "..."))) + (write-stack-stream (tail stream) (1+ n))))) + +(set! continuation-ref + (named-lambda (continuation-ref continuation n) + (stack-stream-ref (continuation->stream continuation) n))) + +(define (stack-stream-ref stream n) + (cond ((null? stream) (error "index too large" n)) + ((positive? n) (stack-stream-ref (tail stream) (-1+ n))) + (else (stack-stream-head stream)))) + +(define (continuation->stream continuation) + (control-point->stream (continuation->control-point continuation))) + +(define (continuation->control-point continuation) + (force (access promised-control-point (procedure-environment continuation)))) + +(define (control-point->stream control-point) + (stack->stream + ((access control-point->stack continuation-package) control-point))) + +(define (stack->stream stack) + (if (null? stack) + '() + (let ((item (stack-stream-head stack)) + (rest (tail stack))) + (cons-stream item + (if (and (return-address? item) + (= return-code:join-stacklets + (primitive-datum item))) + (cons-stream (head rest) + (control-point->stream (head rest))) + (stack->stream rest)))))) + +(define (stack-stream-head stack) + (if (primitive-type? type-code:reference-trap (head stack)) + (map-reference-trap (lambda () (head stack))) + (head stack))) + +(define return-code:join-stacklets + (microcode-return 'JOIN-STACKLETS)) + +(define type-code:reference-trap + (microcode-type 'REFERENCE-TRAP)) + +) \ No newline at end of file diff --git a/v8/src/compiler/etc/stackp.scm b/v8/src/compiler/etc/stackp.scm new file mode 100644 index 000000000..4c2a35882 --- /dev/null +++ b/v8/src/compiler/etc/stackp.scm @@ -0,0 +1,117 @@ +#| -*-Scheme-*- + +$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v8/src/compiler/etc/stackp.scm,v 1.1 1988/01/07 23:04:17 cph Exp $ + +Copyright (c) 1987 Massachusetts Institute of Technology + +This material was developed by the Scheme project at the Massachusetts +Institute of Technology, Department of Electrical Engineering and +Computer Science. Permission to copy this software, to redistribute +it, and to use it for any purpose is granted, subject to the following +restrictions and understandings. + +1. Any copy made of this software must include this copyright notice +in full. + +2. Users of this software agree to make their best efforts (a) to +return to the MIT Scheme project any improvements or extensions that +they make, so that these may be included in future releases; and (b) +to inform MIT of noteworthy uses of this software. + +3. All materials developed as a consequence of the use of this +software shall duly acknowledge such use, in accordance with the usual +standards of acknowledging credit in academic research. + +4. MIT has made no warrantee or representation that the operation of +this software will be error-free, and MIT is under no obligation to +provide any services, by way of maintenance, update, or otherwise. + +5. In conjunction with products arising from the use of this material, +there shall be no use of the name of the Massachusetts Institute of +Technology nor of any adaptation thereof in any advertising, +promotional, or sales literature without prior written consent from +MIT in each case. |# + +;;;; Primitive Stack Parser + +(declare (usual-integrations)) + +(define rcd) +(define rcr) +(define write-continuation) +(define continuation-ref) +(let () + +(set! rcd + (named-lambda (rcd #!optional filename) + (if (unassigned? filename) + (write-continuation) + (with-output-to-file filename write-continuation)))) + +(set! rcr + (named-lambda (rcr n) + (continuation-ref (rep-continuation) n))) + +(set! write-continuation + (named-lambda (write-continuation #!optional continuation) + (if (unassigned? continuation) (set! continuation (rep-continuation))) + (write-stack-stream (continuation->stream continuation) 0))) + +(define (write-stack-stream stream n) + (if (null? stream) + *the-non-printing-object* + (begin (if (return-address? (stack-stream-head stream)) + (newline)) + (newline) + (write n) + (write-string "\t") + (let ((string (write-to-string (stack-stream-head stream) 60))) + (write-string (cdr string)) + (if (car string) + (write-string "..."))) + (write-stack-stream (tail stream) (1+ n))))) + +(set! continuation-ref + (named-lambda (continuation-ref continuation n) + (stack-stream-ref (continuation->stream continuation) n))) + +(define (stack-stream-ref stream n) + (cond ((null? stream) (error "index too large" n)) + ((positive? n) (stack-stream-ref (tail stream) (-1+ n))) + (else (stack-stream-head stream)))) + +(define (continuation->stream continuation) + (control-point->stream (continuation->control-point continuation))) + +(define (continuation->control-point continuation) + (force (access promised-control-point (procedure-environment continuation)))) + +(define (control-point->stream control-point) + (stack->stream + ((access control-point->stack continuation-package) control-point))) + +(define (stack->stream stack) + (if (null? stack) + '() + (let ((item (stack-stream-head stack)) + (rest (tail stack))) + (cons-stream item + (if (and (return-address? item) + (= return-code:join-stacklets + (primitive-datum item))) + (cons-stream (head rest) + (control-point->stream (head rest))) + (stack->stream rest)))))) + +(define (stack-stream-head stack) + (if (primitive-type? type-code:reference-trap (head stack)) + (map-reference-trap (lambda () (head stack))) + (head stack))) + +(define return-code:join-stacklets + (microcode-return 'JOIN-STACKLETS)) + +(define type-code:reference-trap + (microcode-type 'REFERENCE-TRAP)) + +) \ No newline at end of file -- 2.25.1