340 lines
7.9 KiB
Scheme
340 lines
7.9 KiB
Scheme
; Copyright (c) 1993-1999 by Richard Kelsey and Jonathan Rees. See file COPYING.
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; Various data structures used by the compiler, module system, etc.
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; Type system
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(define-structure meta-types meta-types-interface
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(open scheme-level-2
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define-record-types tables bitwise
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features ;make-immutable!
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util signals)
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(files (bcomp mtype))
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(optimize auto-integrate))
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; Bindings
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(define-structure bindings bindings-interface
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(open scheme-level-2
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meta-types
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locations)
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(files (bcomp binding))
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(optimize auto-integrate))
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; Names & Transforms
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(define-structures ((names names-interface)
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(transforms transforms-interface))
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(open scheme-level-2
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define-record-types tables
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signals
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meta-types ;sexp->type
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bindings ;same-denotation?
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features) ;make-immutable! string-hash
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(files (bcomp name)
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(bcomp transform))
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(optimize auto-integrate))
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; A thingie (placecard?) is used to hold a spot for a location that is to be
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; found later. The compiler sticks them in templates and the module system
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; later replaces them with locations.
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;
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; We can't use (BEGIN ...) for this trivial package because it is loaded
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; by flatload, which can't handle them.
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(define-structure thingies (export make-thingie
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thingie?
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thingie-binding
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thingie-name
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thingie-want-type)
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(open scheme-level-2 define-record-types)
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(optimize auto-integrate)
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(files (bcomp thingie)))
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; Nodes
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(define-structure nodes nodes-interface
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(open scheme-level-2
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meta-types names
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signals define-record-types tables
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util)
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(files (bcomp node)
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(bcomp schemify))
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(optimize auto-integrate))
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(define-structure compiler-envs compiler-envs-interface
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(open scheme-level-2
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meta-types names bindings)
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(files (bcomp cenv))
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(optimize auto-integrate))
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;--------------------------------
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; Macros
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(define-structure syntactic syntactic-interface
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(open scheme-level-2 util
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meta-types names bindings
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nodes compiler-envs
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signals tables fluids
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var-utilities
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transforms
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features) ;make-immutable!
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(files (bcomp syntax))
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(optimize auto-integrate))
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(define-structure usual-macros usual-macros-interface
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(open scheme-level-2
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names ;name?
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fluids ;used in definition of %file-name%
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code-quote
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util
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tables signals)
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(files (bcomp usual)
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(bcomp rules)))
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; Little utilities to be phased out by changing the format of lambda var lists
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; in nodes.
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(define-structure var-utilities (export n-ary?
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normalize-formals
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number-of-required-args)
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(open scheme-level-2)
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(files (bcomp var-util))) ; can't use (BEGIN ...) because this is flatloaded
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;--------------------------------
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; Byte-code compiler
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; Lexical environment layout info for debugging
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(define-structure debug-data debug-data-interface
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(open scheme-level-2
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define-record-types)
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(files (bcomp ddata))
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(optimize auto-integrate))
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; Determining stack usage.
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(define-structure stack-check (export maximum-stack-use)
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(open scheme-level-2 architecture code-vectors signals)
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(files (bcomp stack-check))
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(optimize auto-integrate))
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; Compiler back end
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(define-structure segments segments-interface
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(open scheme-level-2 util tables fluids signals
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define-record-types
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features ;make-immutable!
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records ;for debug-flags randomness
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code-vectors
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templates
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architecture
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debug-data
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thingies
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stack-check)
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(files (bcomp state)
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(bcomp segment))
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(optimize auto-integrate))
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; Primops
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(define-structure primops primops-interface
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(open scheme-level-2 tables define-record-types
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meta-types
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signals)
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(files (bcomp primop))
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(optimize auto-integrate))
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; Type reconstruction.
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(define-structure reconstruction (export node-type reconstruct-type)
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(open scheme-level-2 tables
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meta-types nodes names bindings
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primops
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var-utilities ;n-ary?
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util ;last
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signals)
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(files (bcomp recon)))
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; The compiler itself.
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(define-structure compiler compiler-interface
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(open scheme-level-2 util fluids signals
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features ;force-output
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enumerated ;enumerand->name
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architecture
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meta-types names bindings
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transforms
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nodes var-utilities
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primops
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segments
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reconstruction)
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(files (bcomp comp-exp)
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(bcomp comp-prim)
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(bcomp comp))
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(optimize auto-integrate))
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;----------------
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; Reading the forms in a file.
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; This is used by scan-package and rts/eval.scm.
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(define-structure reading-forms (export read-forms $note-file-package)
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(open scheme-level-2
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fluids filenames
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features ;current-noise-port force-output
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)
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(files (bcomp read-form)))
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;----------------
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; Optional compiler pass.
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(define-structure flat-environments (export flatten-form)
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(open scheme-level-2 nodes signals
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optimizer primops
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var-utilities)
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(files (opt flatten)))
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;----------------
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; Module system
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(define-structure interfaces interfaces-interface
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(open scheme-level-2
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define-record-types tables
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weak ; populations
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meta-types)
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(files (bcomp interface))
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(optimize auto-integrate))
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(define-structures ((packages packages-interface)
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(packages-internal packages-internal-interface)
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(undefined undefined-interface))
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(open scheme-level-2
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define-record-types tables fluids signals
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util features locations weak
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meta-types interfaces
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names bindings
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compiler-envs
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templates
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thingies)
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(files (bcomp package)
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(bcomp package-undef))
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(optimize auto-integrate))
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(define-structure scan-package scan-package-interface
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(open scheme-level-2 util
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packages packages-internal
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meta-types bindings
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reading-forms
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filenames
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signals
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features ;current-noise-port force-output
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)
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(files (bcomp scan-package)))
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(define-structure optimizer optimizer-interface
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(open scheme-level-2
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signals tables
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util)
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(files (bcomp optimize)))
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(define-structure compile-packages (export compile-package)
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(open scheme-level-2 util tables
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syntactic
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packages
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packages-internal ;package-name
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optimizer
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compiler
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primops ;walk-primops
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compiler-envs
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nodes
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scan-package
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usual-macros ;for usual-transforms
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transforms ;for usual-transforms
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meta-types) ;for usual-transforms and define-all-operators
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(files (bcomp comp-package)))
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;----------------
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; DEFINE-STRUCTURE and friends
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(define-structure defpackage defpackage-interface
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(open scheme-level-2
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packages syntactic usual-macros types
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interfaces
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source-file-names ;%file-name%
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signals ;error
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tables)
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(for-syntax (open scheme-level-2 signals)) ;syntax-error
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(files (bcomp module-language)
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(bcomp config)))
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(define-structure types types-interface ;Typing language
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(open scheme-level-2 meta-types syntactic loopholes)
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(files (bcomp type))
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;; (optimize auto-integrate) - doesn't work
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)
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(define-structure module-system (compound-interface defpackage-interface
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types-interface)
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(open defpackage types))
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;----------------
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; Code analysis and inlining
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(define-structure usages usages-interface
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(open scheme-level-2
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meta-types names nodes
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packages
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packages-internal ;package-refine-type!
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reconstruction
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var-utilities
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define-record-types
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util signals tables strong)
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(files (opt usage)
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(opt sort)))
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(define-structure analysis (export analyze-forms)
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(open scheme-level-2
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meta-types bindings nodes primops
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packages-internal ;package-add-static!
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inline
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usages
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reconstruction
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var-utilities
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transforms
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packages
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signals
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features ;force-output
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optimizer ;set-optimizer!
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util)
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(files (opt analyze)))
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(define-structure inline inline-interface
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(open scheme-level-2 util var-utilities
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meta-types names bindings nodes
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compiler-envs
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transforms
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packages
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usages
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signals)
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(files (opt inline)))
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(define-structure strong (export strongly-connected-components)
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(open scheme-level-2 define-record-types signals)
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(files (big strong))) ;!
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;----------------
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; Two basic structures needed to support the compiler.
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(define-structure tables general-tables-interface
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(open scheme-level-1
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define-record-types
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signals
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features) ; string-hash, make-immutable!
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(files (big general-table))
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(optimize auto-integrate))
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(define-structure filenames filenames-interface
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(open scheme-level-1 signals)
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(files (big filename)))
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