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precompile library system

This commit is contained in:
Yuichi Nishiwaki 2017-04-04 00:02:00 +09:00
parent bba2abffde
commit b9cfbe8276
8 changed files with 1175 additions and 1630 deletions
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2
Makefile
View File

@ -78,7 +78,7 @@ src/init_contrib.c:
# $(CC) -shared $(CFLAGS) -o $@ $(LIBPICRIN_OBJS) $(LDFLAGS)
lib/ext/boot.c: piclib/boot.scm piclib/library.scm
bin/picrin-bootstrap tools/mkboot.scm > lib/ext/boot.c
cat piclib/boot.scm piclib/library.scm | bin/picrin-bootstrap tools/mkboot.scm > lib/ext/boot.c
$(LIBPICRIN_OBJS) $(PICRIN_OBJS) $(CONTRIB_OBJS): lib/include/picrin.h lib/include/picrin/*.h lib/khash.h lib/object.h lib/state.h lib/vm.h

BIN
bin/picrin-bootstrap
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878
lib/ext/boot.c
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@ -2,409 +2,489 @@
#include "picrin/extra.h"
static const char boot_rom[][80] = {
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" (error \"malformed define-macro\" .form.2311)))) (core#begin (.define-transformer",
".2268 (core#quote syntax-error) (core#lambda (.form.2313 ._.2314) (apply error (",
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"(core#quote else)))) (core#begin (.define-transformer.2268 (core#quote =>) (core",
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"(core#begin (.define-transformer.2268 (core#quote let) (core#lambda (.form.2321 ",
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"ote let)) (cons .variables.2360 (append .initials.2361 (append .body.2359 (core#",
"quote ())))))) (map (core#lambda (.v.2362) (cons .v.2362 (cons (core#quote #unde",
"fined) (core#quote ())))) (map car .bindings.2358)) (map (core#lambda (.v.2363) ",
"(cons (.the.2269 (core#quote set!)) (append .v.2363 (core#quote ())))) .bindings",
".2358))) (car (cdr .form.2356)) (cdr (cdr .form.2356))))) (core#begin (.define-t",
"ransformer.2268 (core#quote let-values) (core#lambda (.form.2364 .env.2365) (con",
"s (.the.2269 (core#quote let*-values)) (append (cdr .form.2364) (core#quote ()))",
"))) (core#begin (.define-transformer.2268 (core#quote let*-values) (core#lambda ",
"(.form.2366 .env.2367) ((core#lambda (.formal.2368 .body.2369) (core#if (null? .",
"formal.2368) (cons (.the.2269 (core#quote let)) (cons (core#quote ()) (append .b",
"ody.2369 (core#quote ())))) (cons (.the.2269 (core#quote call-with-values)) (con",
"s (cons .the-lambda.2278 (cons (core#quote ()) (append (cdr (car .formal.2368)) ",
"(core#quote ())))) (cons (cons (.the.2269 (core#quote lambda)) (cons (append (ca",
"r (car .formal.2368)) (core#quote ())) (cons (cons (.the.2269 (core#quote let*-v",
"alues)) (cons (append (cdr .formal.2368) (core#quote ())) (append .body.2369 (co",
"re#quote ())))) (core#quote ())))) (core#quote ())))))) (car (cdr .form.2366)) (",
"cdr (cdr .form.2366))))) (core#begin (.define-transformer.2268 (core#quote defin",
"e-values) (core#lambda (.form.2370 .env.2371) ((core#lambda (.formal.2372 .body.",
"2373) ((core#lambda (.arguments.2374) (cons .the-begin.2279 (append ((core#lambd",
"a () (core#begin (core#define .loop.2375 (core#lambda (.formal.2376) (core#if (p",
"air? .formal.2376) (cons (cons .the-define.2277 (cons (car .formal.2376) (cons (",
"core#quote #undefined) (core#quote ())))) (append (.loop.2375 (cdr .formal.2376)",
") (core#quote ()))) (core#if (identifier? .formal.2376) (cons (cons .the-define.",
"2277 (cons .formal.2376 (cons (core#quote #undefined) (core#quote ())))) (core#q",
"uote ())) (core#quote ()))))) (.loop.2375 .formal.2372)))) (cons (cons (.the.226",
"9 (core#quote call-with-values)) (cons (cons .the-lambda.2278 (cons (core#quote ",
"()) (append .body.2373 (core#quote ())))) (cons (cons .the-lambda.2278 (cons .ar",
"guments.2374 (append ((core#lambda () (core#begin (core#define .loop.2377 (core#",
"lambda (.formal.2378 .args.2379) (core#if (pair? .formal.2378) (cons (cons .the-",
"set!.2281 (cons (car .formal.2378) (cons (cons (.the.2269 (core#quote car)) (con",
"s .args.2379 (core#quote ()))) (core#quote ())))) (append (.loop.2377 (cdr .form",
"al.2378) (cons (.the.2269 (core#quote cdr)) (cons .args.2379 (core#quote ())))) ",
"(core#quote ()))) (core#if (identifier? .formal.2378) (cons (cons .the-set!.2281",
" (cons .formal.2378 (cons .args.2379 (core#quote ())))) (core#quote ())) (core#q",
"uote ()))))) (.loop.2377 .formal.2372 .arguments.2374)))) (core#quote ())))) (co",
"re#quote ())))) (core#quote ()))))) (make-identifier (core#quote arguments) .env",
".2371))) (car (cdr .form.2370)) (cdr (cdr .form.2370))))) (core#begin (.define-t",
"ransformer.2268 (core#quote do) (core#lambda (.form.2380 .env.2381) ((core#lambd",
"a (.bindings.2382 .test.2383 .cleanup.2384 .body.2385) ((core#lambda (.loop.2386",
") (cons (.the.2269 (core#quote let)) (cons .loop.2386 (cons (map (core#lambda (.",
"x.2387) (cons (car .x.2387) (cons (cadr .x.2387) (core#quote ())))) .bindings.23",
"82) (cons (cons .the-if.2282 (cons .test.2383 (cons (cons .the-begin.2279 .clean",
"up.2384) (cons (cons .the-begin.2279 (append .body.2385 (cons (cons .loop.2386 (",
"map (core#lambda (.x.2388) (core#if (null? (cdr (cdr .x.2388))) (car .x.2388) (c",
"ar (cdr (cdr .x.2388))))) .bindings.2382)) (core#quote ())))) (core#quote ()))))",
") (core#quote ())))))) (make-identifier (core#quote loop) .env.2381))) (car (cdr",
" .form.2380)) (car (car (cdr (cdr .form.2380)))) (cdr (car (cdr (cdr .form.2380)",
"))) (cdr (cdr (cdr .form.2380)))))) (core#begin (.define-transformer.2268 (core#",
"quote when) (core#lambda (.form.2389 .env.2390) ((core#lambda (.test.2391 .body.",
"2392) (cons .the-if.2282 (cons .test.2391 (cons (cons .the-begin.2279 (append .b",
"ody.2392 (core#quote ()))) (cons (core#quote #undefined) (core#quote ())))))) (c",
"ar (cdr .form.2389)) (cdr (cdr .form.2389))))) (core#begin (.define-transformer.",
"2268 (core#quote unless) (core#lambda (.form.2393 .env.2394) ((core#lambda (.tes",
"t.2395 .body.2396) (cons .the-if.2282 (cons .test.2395 (cons (core#quote #undefi",
"ned) (cons (cons .the-begin.2279 (append .body.2396 (core#quote ()))) (core#quot",
"e ())))))) (car (cdr .form.2393)) (cdr (cdr .form.2393))))) (core#begin (.define",
"-transformer.2268 (core#quote case) (core#lambda (.form.2397 .env.2398) ((core#l",
"ambda (.key.2399 .clauses.2400) ((core#lambda (.the-key.2401) (cons (.the.2269 (",
"core#quote let)) (cons (cons (cons .the-key.2401 (cons .key.2399 (core#quote ())",
")) (core#quote ())) (cons ((core#lambda () (core#begin (core#define .loop.2402 (",
"core#lambda (.clauses.2403) (core#if (null? .clauses.2403) #undefined ((core#lam",
"bda (.clause.2404) (cons .the-if.2282 (cons (core#if (core#if (identifier? (car ",
".clause.2404)) (identifier=? (.the.2269 (core#quote else)) (make-identifier (car",
" .clause.2404) .env.2398)) #f) #t (cons (.the.2269 (core#quote or)) (append (map",
" (core#lambda (.x.2405) (cons (.the.2269 (core#quote eqv?)) (cons .the-key.2401 ",
"(cons (cons .the-quote.2280 (cons .x.2405 (core#quote ()))) (core#quote ()))))) ",
"(car .clause.2404)) (core#quote ())))) (cons (core#if (core#if (identifier? (cad",
"r .clause.2404)) (identifier=? (.the.2269 (core#quote =>)) (make-identifier (cad",
"r .clause.2404) .env.2398)) #f) (cons (car (cdr (cdr .clause.2404))) (cons .the-",
"key.2401 (core#quote ()))) (cons .the-begin.2279 (append (cdr .clause.2404) (cor",
"e#quote ())))) (cons (.loop.2402 (cdr .clauses.2403)) (core#quote ())))))) (car ",
".clauses.2403))))) (.loop.2402 .clauses.2400)))) (core#quote ()))))) (make-ident",
"ifier (core#quote key) .env.2398))) (car (cdr .form.2397)) (cdr (cdr .form.2397)",
")))) (core#begin (.define-transformer.2268 (core#quote parameterize) (core#lambd",
"a (.form.2406 .env.2407) ((core#lambda (.formal.2408 .body.2409) (cons (.the.226",
"9 (core#quote with-dynamic-environment)) (cons (cons (.the.2269 (core#quote list",
")) (append (map (core#lambda (.x.2410) (cons (.the.2269 (core#quote cons)) (cons",
" (car .x.2410) (cons (cadr .x.2410) (core#quote ()))))) .formal.2408) (core#quot",
"e ()))) (cons (cons .the-lambda.2278 (cons (core#quote ()) (append .body.2409 (c",
"ore#quote ())))) (core#quote ()))))) (car (cdr .form.2406)) (cdr (cdr .form.2406",
"))))) (core#begin (.define-transformer.2268 (core#quote syntax-quote) (core#lamb",
"da (.form.2411 .env.2412) ((core#lambda (.renames.2413) ((core#lambda (.rename.2",
"414 .walk.2415) (core#begin (core#set! .rename.2414 (core#lambda (.var.2416) ((c",
"ore#lambda (.x.2417) (core#if .x.2417 (cadr .x.2417) (core#begin (core#set! .ren",
"ames.2413 (cons (cons .var.2416 (cons (make-identifier .var.2416 .env.2412) (con",
"s (cons (.the.2269 (core#quote make-identifier)) (cons (cons (core#quote quote) ",
"(cons .var.2416 (core#quote ()))) (cons (cons (core#quote quote) (cons .env.2412",
" (core#quote ()))) (core#quote ())))) (core#quote ())))) .renames.2413)) (.renam",
"e.2414 .var.2416)))) (assq .var.2416 .renames.2413)))) (core#begin (core#set! .w",
"alk.2415 (core#lambda (.f.2418 .form.2419) (core#if (identifier? .form.2419) (.f",
".2418 .form.2419) (core#if (pair? .form.2419) (cons (.the.2269 (core#quote cons)",
") (cons (cons (core#quote walk) (cons (core#quote f) (cons (cons (core#quote car",
") (cons (core#quote form) (core#quote ()))) (core#quote ())))) (cons (cons (core",
"#quote walk) (cons (core#quote f) (cons (cons (core#quote cdr) (cons (core#quote",
" form) (core#quote ()))) (core#quote ())))) (core#quote ())))) (core#if (vector?",
" .form.2419) (cons (.the.2269 (core#quote list->vector)) (cons (cons (core#quote",
" walk) (cons (core#quote f) (cons (cons (core#quote vector->list) (cons (core#qu",
"ote form) (core#quote ()))) (core#quote ())))) (core#quote ()))) (cons (.the.226",
"9 (core#quote quote)) (cons .form.2419 (core#quote ())))))))) ((core#lambda (.fo",
"rm.2420) (cons (.the.2269 (core#quote let)) (cons (map cdr .renames.2413) (cons ",
".form.2420 (core#quote ()))))) (.walk.2415 .rename.2414 (cadr .form.2411)))))) #",
"undefined #undefined)) (core#quote ())))) (core#begin (.define-transformer.2268 ",
"(core#quote syntax-quasiquote) (core#lambda (.form.2421 .env.2422) ((core#lambda",
" (.renames.2423) ((core#lambda (.rename.2424) (core#begin (core#set! .rename.242",
"4 (core#lambda (.var.2429) ((core#lambda (.x.2430) (core#if .x.2430 (cadr .x.243",
"0) (core#begin (core#set! .renames.2423 (cons (cons .var.2429 (cons (make-identi",
"fier .var.2429 .env.2422) (cons (cons (.the.2269 (core#quote make-identifier)) (",
"cons (cons (core#quote quote) (cons .var.2429 (core#quote ()))) (cons (cons (cor",
"e#quote quote) (cons .env.2422 (core#quote ()))) (core#quote ())))) (core#quote ",
"())))) .renames.2423)) (.rename.2424 .var.2429)))) (assq .var.2429 .renames.2423",
")))) (core#begin (core#define .syntax-quasiquote?.2425 (core#lambda (.form.2431)",
" (core#if (pair? .form.2431) (core#if (identifier? (car .form.2431)) (identifier",
"=? (.the.2269 (core#quote syntax-quasiquote)) (make-identifier (car .form.2431) ",
".env.2422)) #f) #f))) (core#begin (core#define .syntax-unquote?.2426 (core#lambd",
"a (.form.2432) (core#if (pair? .form.2432) (core#if (identifier? (car .form.2432",
")) (identifier=? (.the.2269 (core#quote syntax-unquote)) (make-identifier (car .",
"form.2432) .env.2422)) #f) #f))) (core#begin (core#define .syntax-unquote-splici",
"ng?.2427 (core#lambda (.form.2433) (core#if (pair? .form.2433) (core#if (pair? (",
"car .form.2433)) (core#if (identifier? (caar .form.2433)) (identifier=? (.the.22",
"69 (core#quote syntax-unquote-splicing)) (make-identifier (caar .form.2433) .env",
".2422)) #f) #f) #f))) (core#begin (core#define .qq.2428 (core#lambda (.depth.243",
"4 .expr.2435) (core#if (.syntax-unquote?.2426 .expr.2435) (core#if (= .depth.243",
"4 1) (car (cdr .expr.2435)) (list (.the.2269 (core#quote list)) (list (.the.2269",
" (core#quote quote)) (.the.2269 (core#quote syntax-unquote))) (.qq.2428 (- .dept",
"h.2434 1) (car (cdr .expr.2435))))) (core#if (.syntax-unquote-splicing?.2427 .ex",
"pr.2435) (core#if (= .depth.2434 1) (list (.the.2269 (core#quote append)) (car (",
"cdr (car .expr.2435))) (.qq.2428 .depth.2434 (cdr .expr.2435))) (list (.the.2269",
" (core#quote cons)) (list (.the.2269 (core#quote list)) (list (.the.2269 (core#q",
"uote quote)) (.the.2269 (core#quote syntax-unquote-splicing))) (.qq.2428 (- .dep",
"th.2434 1) (car (cdr (car .expr.2435))))) (.qq.2428 .depth.2434 (cdr .expr.2435)",
"))) (core#if (.syntax-quasiquote?.2425 .expr.2435) (list (.the.2269 (core#quote ",
"list)) (list (.the.2269 (core#quote quote)) (.the.2269 (core#quote quasiquote)))",
" (.qq.2428 (+ .depth.2434 1) (car (cdr .expr.2435)))) (core#if (pair? .expr.2435",
") (list (.the.2269 (core#quote cons)) (.qq.2428 .depth.2434 (car .expr.2435)) (.",
"qq.2428 .depth.2434 (cdr .expr.2435))) (core#if (vector? .expr.2435) (list (.the",
".2269 (core#quote list->vector)) (.qq.2428 .depth.2434 (vector->list .expr.2435)",
")) (core#if (identifier? .expr.2435) (.rename.2424 .expr.2435) (list (.the.2269 ",
"(core#quote quote)) .expr.2435))))))))) ((core#lambda (.body.2436) (cons (.the.2",
"269 (core#quote let)) (cons (map cdr .renames.2423) (cons .body.2436 (core#quote",
" ()))))) (.qq.2428 1 (cadr .form.2421))))))))) #undefined)) (core#quote ())))) (",
"core#begin (.define-transformer.2268 (core#quote define-syntax) (core#lambda (.f",
"orm.2437 .env.2438) ((core#lambda (.formal.2439 .body.2440) (core#if (pair? .for",
"mal.2439) (cons (.the.2269 (core#quote define-syntax)) (cons (car .formal.2439) ",
"(cons (cons .the-lambda.2278 (cons (cdr .formal.2439) (append .body.2440 (core#q",
"uote ())))) (core#quote ())))) (cons .the-define-macro.2283 (cons .formal.2439 (",
"cons (cons (.the.2269 (core#quote transformer)) (cons (cons .the-begin.2279 (app",
"end .body.2440 (core#quote ()))) (core#quote ()))) (core#quote ())))))) (car (cd",
"r .form.2437)) (cdr (cdr .form.2437))))) (core#begin (.define-transformer.2268 (",
"core#quote letrec-syntax) (core#lambda (.form.2441 .env.2442) ((core#lambda (.fo",
"rmal.2443 .body.2444) (cons (core#quote let) (cons (core#quote ()) (append (map ",
"(core#lambda (.x.2445) (cons (.the.2269 (core#quote define-syntax)) (cons (car .",
"x.2445) (cons (cadr .x.2445) (core#quote ()))))) .formal.2443) (append .body.244",
"4 (core#quote ())))))) (car (cdr .form.2441)) (cdr (cdr .form.2441))))) (.define",
"-transformer.2268 (core#quote let-syntax) (core#lambda (.form.2446 .env.2447) (c",
"ons (.the.2269 (core#quote letrec-syntax)) (append (cdr .form.2446) (core#quote ",
"()))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))",
};
#if PIC_USE_LIBRARY
static const char boot_library_rom[][80] = {
"(define (mangle name) (when (null? name) (error \"library name should be a list o",
"f at least one symbols\" name)) (define (->string n) (cond ((symbol? n) (let ((st",
"r (symbol->string n))) (string-for-each (lambda (c) (when (or (char=? c #\\.) (ch",
"ar=? c #\\:)) (error \"elements of library name may not contain '.' or ':'\" n))) s",
"tr) str)) ((and (number? n) (exact? n) (<= 0 n)) (number->string n)) (else (erro",
"r \"symbol or non-negative integer is required\" n)))) (define (join strs delim) (",
"let loop ((res (car strs)) (strs (cdr strs))) (if (null? strs) res (loop (string",
"-append res delim (car strs)) (cdr strs))))) (if (symbol? name) name (string->sy",
"mbol (join (map ->string name) \".\")))) (define current-library (make-parameter '",
"(picrin base) mangle)) (define *libraries* (make-dictionary)) (define (find-libr",
"ary name) (dictionary-has? *libraries* (mangle name))) (define (make-library nam",
"e) (let ((name (mangle name))) (let ((env (make-environment (string->symbol (str",
"ing-append (symbol->string name) \":\")))) (exports (make-dictionary))) (set-ident",
"ifier! 'define-library 'define-library env) (set-identifier! 'import 'import env",
") (set-identifier! 'export 'export env) (set-identifier! 'cond-expand 'cond-expa",
"nd env) (dictionary-set! *libraries* name `(,env unquote exports))))) (define (l",
"ibrary-environment name) (car (dictionary-ref *libraries* (mangle name)))) (defi",
"ne (library-exports name) (cdr (dictionary-ref *libraries* (mangle name)))) (def",
"ine (library-import name sym alias) (let ((uid (dictionary-ref (library-exports ",
"name) sym))) (let ((env (library-environment (current-library)))) (set-identifie",
"r! alias uid env)))) (define (library-export sym alias) (let ((env (library-envi",
"ronment (current-library))) (exports (library-exports (current-library)))) (dict",
"ionary-set! exports alias (find-identifier sym env)))) (define-macro define-libr",
"ary (lambda (form _) (let ((name (cadr form)) (body (cddr form))) (or (find-libr",
"ary name) (make-library name)) (parameterize ((current-library name)) (for-each ",
"(lambda (expr) (eval expr name)) body))))) (define-macro cond-expand (lambda (fo",
"rm _) (letrec ((test (lambda (form) (or (eq? form 'else) (and (symbol? form) (me",
"mq form (features))) (and (pair? form) (case (car form) ((library) (find-library",
" (cadr form))) ((not) (not (test (cadr form)))) ((and) (let loop ((form (cdr for",
"m))) (or (null? form) (and (test (car form)) (loop (cdr form)))))) ((or) (let lo",
"op ((form (cdr form))) (and (pair? form) (or (test (car form)) (loop (cdr form))",
")))) (else #f))))))) (let loop ((clauses (cdr form))) (if (null? clauses) #undef",
"ined (if (test (caar clauses)) `(,(make-identifier 'begin default-environment) ,",
"@(cdar clauses)) (loop (cdr clauses)))))))) (define-macro import (lambda (form _",
") (let ((caddr (lambda (x) (car (cdr (cdr x))))) (prefix (lambda (prefix symbol)",
" (string->symbol (string-append (symbol->string prefix) (symbol->string symbol))",
"))) (getlib (lambda (name) (if (find-library name) name (error \"library not foun",
"d\" name))))) (letrec ((extract (lambda (spec) (case (car spec) ((only rename pre",
"fix except) (extract (cadr spec))) (else (getlib spec))))) (collect (lambda (spe",
"c) (case (car spec) ((only) (let ((alist (collect (cadr spec)))) (map (lambda (v",
"ar) (assq var alist)) (cddr spec)))) ((rename) (let ((alist (collect (cadr spec)",
")) (renames (map (lambda (x) `(,(car x) unquote (cadr x))) (cddr spec)))) (map (",
"lambda (s) (or (assq (car s) renames) s)) alist))) ((prefix) (let ((alist (colle",
"ct (cadr spec)))) (map (lambda (s) (cons (prefix (caddr spec) (car s)) (cdr s)))",
" alist))) ((except) (let ((alist (collect (cadr spec)))) (let loop ((alist alist",
")) (if (null? alist) '() (if (memq (caar alist) (cddr spec)) (loop (cdr alist)) ",
"(cons (car alist) (loop (cdr alist)))))))) (else (dictionary-map (lambda (x) (co",
"ns x x)) (library-exports (getlib spec)))))))) (letrec ((import (lambda (spec) (",
"let ((lib (extract spec)) (alist (collect spec))) (for-each (lambda (slot) (libr",
"ary-import lib (cdr slot) (car slot))) alist))))) (for-each import (cdr form))))",
"))) (define-macro export (lambda (form _) (letrec ((collect (lambda (spec) (cond",
" ((symbol? spec) `(,spec unquote spec)) ((and (list? spec) (= (length spec) 3) (",
"eq? (car spec) 'rename)) `(,(list-ref spec 1) unquote (list-ref spec 2))) (else ",
"(error \"malformed export\"))))) (export (lambda (spec) (let ((slot (collect spec)",
")) (library-export (car slot) (cdr slot)))))) (for-each export (cdr form))))) (l",
"et () (make-library '(picrin base)) (set-car! (dictionary-ref *libraries* (mangl",
"e '(picrin base))) default-environment) (let ((export-keywords (lambda (keywords",
") (let ((env (library-environment '(picrin base))) (exports (library-exports '(p",
"icrin base)))) (for-each (lambda (keyword) (dictionary-set! exports keyword keyw",
"ord)) keywords))))) (export-keywords '(define lambda quote set! if begin define-",
"macro let let* letrec letrec* let-values let*-values define-values quasiquote un",
"quote unquote-splicing and or cond case else => do when unless parameterize defi",
"ne-syntax syntax-quote syntax-unquote syntax-quasiquote syntax-unquote-splicing ",
"let-syntax letrec-syntax syntax-error)) (export-keywords '(features eq? eqv? equ",
"al? not boolean? boolean=? pair? cons car cdr null? set-car! set-cdr! caar cadr ",
"cdar cddr list? make-list list length append reverse list-tail list-ref list-set",
"! list-copy map for-each memq memv member assq assv assoc current-input-port cur",
"rent-output-port current-error-port port? input-port? output-port? port-open? cl",
"ose-port eof-object? eof-object read-u8 peek-u8 read-bytevector! write-u8 write-",
"bytevector flush-output-port open-input-bytevector open-output-bytevector get-ou",
"tput-bytevector number? exact? inexact? inexact exact = < > <= >= + - * / number",
"->string string->number procedure? apply symbol? symbol=? symbol->string string-",
">symbol make-identifier identifier? identifier=? identifier-base identifier-envi",
"ronment vector? vector make-vector vector-length vector-ref vector-set! vector-c",
"opy! vector-copy vector-append vector-fill! vector-map vector-for-each list->vec",
"tor vector->list string->vector vector->string bytevector? bytevector make-bytev",
"ector bytevector-length bytevector-u8-ref bytevector-u8-set! bytevector-copy! by",
"tevector-copy bytevector-append bytevector->list list->bytevector call-with-curr",
"ent-continuation call/cc values call-with-values char? char->integer integer->ch",
"ar char=? char<? char>? char<=? char>=? current-exception-handlers with-exceptio",
"n-handler raise raise-continuable error error-object? error-object-message error",
"-object-irritants error-object-type string? string make-string string-length str",
"ing-ref string-set! string-copy string-copy! string-fill! string-append string-m",
"ap string-for-each list->string string->list string=? string<? string>? string<=",
"? string>=? make-parameter with-dynamic-environment read make-dictionary diction",
"ary? dictionary dictionary-has? dictionary-ref dictionary-set! dictionary-delete",
"! dictionary-size dictionary-map dictionary-for-each dictionary->alist alist->di",
"ctionary dictionary->plist plist->dictionary make-record record? record-type rec",
"ord-datum default-environment make-environment find-identifier set-identifier! e",
"val compile add-macro! make-ephemeron-table write write-simple write-shared disp",
"lay)) (export-keywords '(find-library make-library current-library))) (set! eval",
" (let ((e eval)) (lambda (expr . lib) (let ((lib (if (null? lib) (current-librar",
"y) (car lib)))) (e expr (library-environment lib)))))) (make-library '(picrin us",
"er)) (current-library '(picrin user))) ",
"(core#begin (core#define mangle (core#lambda (.name.2448) (core#begin (core#if (",
"null? .name.2448) (error \"library name should be a list of at least one symbols\"",
" .name.2448) #undefined) (core#begin (core#define .->string.2449 (core#lambda (.",
"n.2451) (core#if (symbol? .n.2451) ((core#lambda (.str.2452) (core#begin (string",
"-for-each (core#lambda (.c.2453) (core#if ((core#lambda (.it.2454) (core#if .it.",
"2454 .it.2454 ((core#lambda (.it.2455) (core#if .it.2455 .it.2455 #f)) (char=? .",
"c.2453 #\\:)))) (char=? .c.2453 #\\.)) (error \"elements of library name may not co",
"ntain '.' or ':'\" .n.2451) #undefined)) .str.2452) .str.2452)) (symbol->string .",
"n.2451)) (core#if (core#if (number? .n.2451) (core#if (exact? .n.2451) (<= 0 .n.",
"2451) #f) #f) (number->string .n.2451) (error \"symbol or non-negative integer is",
" required\" .n.2451))))) (core#begin (core#define .join.2450 (core#lambda (.strs.",
"2456 .delim.2457) ((core#lambda () (core#begin (core#define .loop.2458 (core#lam",
"bda (.res.2459 .strs.2460) (core#if (null? .strs.2460) .res.2459 (.loop.2458 (st",
"ring-append .res.2459 .delim.2457 (car .strs.2460)) (cdr .strs.2460))))) (.loop.",
"2458 (car .strs.2456) (cdr .strs.2456))))))) (core#if (symbol? .name.2448) .name",
".2448 (string->symbol (.join.2450 (map .->string.2449 .name.2448) \".\")))))))) (c",
"ore#begin (core#define current-library (make-parameter (core#quote (picrin base)",
") mangle)) (core#begin (core#define *libraries* (make-dictionary)) (core#begin (",
"core#define find-library (core#lambda (.name.2461) (dictionary-has? *libraries* ",
"(mangle .name.2461)))) (core#begin (core#define make-library (core#lambda (.name",
".2462) ((core#lambda (.name.2463) ((core#lambda (.env.2464 .exports.2465) (core#",
"begin (set-identifier! (core#quote define-library) (core#quote define-library) .",
"env.2464) (core#begin (set-identifier! (core#quote import) (core#quote import) .",
"env.2464) (core#begin (set-identifier! (core#quote export) (core#quote export) .",
"env.2464) (core#begin (set-identifier! (core#quote cond-expand) (core#quote cond",
"-expand) .env.2464) (dictionary-set! *libraries* .name.2463 (cons .env.2464 .exp",
"orts.2465))))))) (make-environment (string->symbol (string-append (symbol->strin",
"g .name.2463) \":\"))) (make-dictionary))) (mangle .name.2462)))) (core#begin (cor",
"e#define library-environment (core#lambda (.name.2466) (car (dictionary-ref *lib",
"raries* (mangle .name.2466))))) (core#begin (core#define library-exports (core#l",
"ambda (.name.2467) (cdr (dictionary-ref *libraries* (mangle .name.2467))))) (cor",
"e#begin (core#define library-import (core#lambda (.name.2468 .sym.2469 .alias.24",
"70) ((core#lambda (.uid.2471) ((core#lambda (.env.2472) (set-identifier! .alias.",
"2470 .uid.2471 .env.2472)) (library-environment (current-library)))) (dictionary",
"-ref (library-exports .name.2468) .sym.2469)))) (core#begin (core#define library",
"-export (core#lambda (.sym.2473 .alias.2474) ((core#lambda (.env.2475 .exports.2",
"476) (dictionary-set! .exports.2476 .alias.2474 (find-identifier .sym.2473 .env.",
"2475))) (library-environment (current-library)) (library-exports (current-librar",
"y))))) (core#begin ((core#lambda (.define-transformer.2477) (core#begin (.define",
"-transformer.2477 (core#quote define-library) (core#lambda (.form.2478 ._.2479) ",
"((core#lambda (.name.2480 .body.2481) (core#begin ((core#lambda (.it.2482) (core",
"#if .it.2482 .it.2482 ((core#lambda (.it.2483) (core#if .it.2483 .it.2483 #f)) (",
"make-library .name.2480)))) (find-library .name.2480)) (with-dynamic-environment",
" (list (cons current-library .name.2480)) (core#lambda () (for-each (core#lambda",
" (.expr.2484) (eval .expr.2484 .name.2480)) .body.2481))))) (cadr .form.2478) (c",
"ddr .form.2478)))) (core#begin (.define-transformer.2477 (core#quote cond-expand",
") (core#lambda (.form.2485 ._.2486) ((core#lambda (.test.2487) (core#begin (core",
"#set! .test.2487 (core#lambda (.form.2488) ((core#lambda (.it.2489) (core#if .it",
".2489 .it.2489 ((core#lambda (.it.2490) (core#if .it.2490 .it.2490 ((core#lambda",
" (.it.2491) (core#if .it.2491 .it.2491 #f)) (core#if (pair? .form.2488) ((core#l",
"ambda (.key.2492) (core#if ((core#lambda (.it.2493) (core#if .it.2493 .it.2493 #",
"f)) (eqv? .key.2492 (core#quote library))) (find-library (cadr .form.2488)) (cor",
"e#if ((core#lambda (.it.2494) (core#if .it.2494 .it.2494 #f)) (eqv? .key.2492 (c",
"ore#quote not))) (not (.test.2487 (cadr .form.2488))) (core#if ((core#lambda (.i",
"t.2495) (core#if .it.2495 .it.2495 #f)) (eqv? .key.2492 (core#quote and))) ((cor",
"e#lambda () (core#begin (core#define .loop.2496 (core#lambda (.form.2497) ((core",
"#lambda (.it.2498) (core#if .it.2498 .it.2498 ((core#lambda (.it.2499) (core#if ",
".it.2499 .it.2499 #f)) (core#if (.test.2487 (car .form.2497)) (.loop.2496 (cdr .",
"form.2497)) #f)))) (null? .form.2497)))) (.loop.2496 (cdr .form.2488))))) (core#",
"if ((core#lambda (.it.2500) (core#if .it.2500 .it.2500 #f)) (eqv? .key.2492 (cor",
"e#quote or))) ((core#lambda () (core#begin (core#define .loop.2501 (core#lambda ",
"(.form.2502) (core#if (pair? .form.2502) ((core#lambda (.it.2503) (core#if .it.2",
"503 .it.2503 ((core#lambda (.it.2504) (core#if .it.2504 .it.2504 #f)) (.loop.250",
"1 (cdr .form.2502))))) (.test.2487 (car .form.2502))) #f))) (.loop.2501 (cdr .fo",
"rm.2488))))) (core#if #t #f #undefined)))))) (car .form.2488)) #f)))) (core#if (",
"symbol? .form.2488) (memq .form.2488 (features)) #f)))) (eq? .form.2488 (core#qu",
"ote else))))) ((core#lambda () (core#begin (core#define .loop.2505 (core#lambda ",
"(.clauses.2506) (core#if (null? .clauses.2506) #undefined (core#if (.test.2487 (",
"caar .clauses.2506)) (cons (make-identifier (core#quote begin) default-environme",
"nt) (append (cdar .clauses.2506) (core#quote ()))) (.loop.2505 (cdr .clauses.250",
"6)))))) (.loop.2505 (cdr .form.2485))))))) #undefined))) (core#begin (.define-tr",
"ansformer.2477 (core#quote import) (core#lambda (.form.2507 ._.2508) ((core#lamb",
"da (.caddr.2509 .prefix.2510 .getlib.2511) ((core#lambda (.extract.2512 .collect",
".2513) (core#begin (core#set! .extract.2512 (core#lambda (.spec.2514) ((core#lam",
"bda (.key.2515) (core#if ((core#lambda (.it.2516) (core#if .it.2516 .it.2516 ((c",
"ore#lambda (.it.2517) (core#if .it.2517 .it.2517 ((core#lambda (.it.2518) (core#",
"if .it.2518 .it.2518 ((core#lambda (.it.2519) (core#if .it.2519 .it.2519 #f)) (e",
"qv? .key.2515 (core#quote except))))) (eqv? .key.2515 (core#quote prefix))))) (e",
"qv? .key.2515 (core#quote rename))))) (eqv? .key.2515 (core#quote only))) (.extr",
"act.2512 (cadr .spec.2514)) (core#if #t (.getlib.2511 .spec.2514) #undefined))) ",
"(car .spec.2514)))) (core#begin (core#set! .collect.2513 (core#lambda (.spec.252",
"0) ((core#lambda (.key.2521) (core#if ((core#lambda (.it.2522) (core#if .it.2522",
" .it.2522 #f)) (eqv? .key.2521 (core#quote only))) ((core#lambda (.alist.2523) (",
"map (core#lambda (.var.2524) (assq .var.2524 .alist.2523)) (cddr .spec.2520))) (",
".collect.2513 (cadr .spec.2520))) (core#if ((core#lambda (.it.2525) (core#if .it",
".2525 .it.2525 #f)) (eqv? .key.2521 (core#quote rename))) ((core#lambda (.alist.",
"2526 .renames.2527) (map (core#lambda (.s.2528) ((core#lambda (.it.2529) (core#i",
"f .it.2529 .it.2529 ((core#lambda (.it.2530) (core#if .it.2530 .it.2530 #f)) .s.",
"2528))) (assq (car .s.2528) .renames.2527))) .alist.2526)) (.collect.2513 (cadr ",
".spec.2520)) (map (core#lambda (.x.2531) (cons (car .x.2531) (cadr .x.2531))) (c",
"ddr .spec.2520))) (core#if ((core#lambda (.it.2532) (core#if .it.2532 .it.2532 #",
"f)) (eqv? .key.2521 (core#quote prefix))) ((core#lambda (.alist.2533) (map (core",
"#lambda (.s.2534) (cons (.prefix.2510 (.caddr.2509 .spec.2520) (car .s.2534)) (c",
"dr .s.2534))) .alist.2533)) (.collect.2513 (cadr .spec.2520))) (core#if ((core#l",
"ambda (.it.2535) (core#if .it.2535 .it.2535 #f)) (eqv? .key.2521 (core#quote exc",
"ept))) ((core#lambda (.alist.2536) ((core#lambda () (core#begin (core#define .lo",
"op.2537 (core#lambda (.alist.2538) (core#if (null? .alist.2538) (core#quote ()) ",
"(core#if (memq (caar .alist.2538) (cddr .spec.2520)) (.loop.2537 (cdr .alist.253",
"8)) (cons (car .alist.2538) (.loop.2537 (cdr .alist.2538))))))) (.loop.2537 .ali",
"st.2536))))) (.collect.2513 (cadr .spec.2520))) (core#if #t (dictionary-map (cor",
"e#lambda (.x.2539) (cons .x.2539 .x.2539)) (library-exports (.getlib.2511 .spec.",
"2520))) #undefined)))))) (car .spec.2520)))) ((core#lambda (.import.2540) (core#",
"begin (core#set! .import.2540 (core#lambda (.spec.2541) ((core#lambda (.lib.2542",
" .alist.2543) (for-each (core#lambda (.slot.2544) (library-import .lib.2542 (cdr",
" .slot.2544) (car .slot.2544))) .alist.2543)) (.extract.2512 .spec.2541) (.colle",
"ct.2513 .spec.2541)))) (for-each .import.2540 (cdr .form.2507)))) #undefined))))",
" #undefined #undefined)) (core#lambda (.x.2545) (car (cdr (cdr .x.2545)))) (core",
"#lambda (.prefix.2546 .symbol.2547) (string->symbol (string-append (symbol->stri",
"ng .prefix.2546) (symbol->string .symbol.2547)))) (core#lambda (.name.2548) (cor",
"e#if (find-library .name.2548) .name.2548 (error \"library not found\" .name.2548)",
"))))) (.define-transformer.2477 (core#quote export) (core#lambda (.form.2549 ._.",
"2550) ((core#lambda (.collect.2551 .export.2552) (core#begin (core#set! .collect",
".2551 (core#lambda (.spec.2553) (core#if (symbol? .spec.2553) (cons .spec.2553 .",
"spec.2553) (core#if (core#if (list? .spec.2553) (core#if (= (length .spec.2553) ",
"3) (eq? (car .spec.2553) (core#quote rename)) #f) #f) (cons (list-ref .spec.2553",
" 1) (list-ref .spec.2553 2)) (error \"malformed export\"))))) (core#begin (core#se",
"t! .export.2552 (core#lambda (.spec.2554) ((core#lambda (.slot.2555) (library-ex",
"port (car .slot.2555) (cdr .slot.2555))) (.collect.2551 .spec.2554)))) (for-each",
" .export.2552 (cdr .form.2549))))) #undefined #undefined))))))) (core#lambda (.n",
"ame.2556 .macro.2557) (add-macro! .name.2556 .macro.2557))) ((core#lambda () (co",
"re#begin (make-library (core#quote (picrin base))) (core#begin (set-car! (dictio",
"nary-ref *libraries* (mangle (core#quote (picrin base)))) default-environment) (",
"core#begin ((core#lambda (.export-keywords.2558) (core#begin (.export-keywords.2",
"558 (core#quote (define lambda quote set! if begin define-macro let let* letrec ",
"letrec* let-values let*-values define-values quasiquote unquote unquote-splicing",
" and or cond case else => do when unless parameterize define-syntax syntax-quote",
" syntax-unquote syntax-quasiquote syntax-unquote-splicing let-syntax letrec-synt",
"ax syntax-error))) (core#begin (.export-keywords.2558 (core#quote (features eq? ",
"eqv? equal? not boolean? boolean=? pair? cons car cdr null? set-car! set-cdr! ca",
"ar cadr cdar cddr list? make-list list length append reverse list-tail list-ref ",
"list-set! list-copy map for-each memq memv member assq assv assoc current-input-",
"port current-output-port current-error-port port? input-port? output-port? port-",
"open? close-port eof-object? eof-object read-u8 peek-u8 read-bytevector! write-u",
"8 write-bytevector flush-output-port open-input-bytevector open-output-bytevecto",
"r get-output-bytevector number? exact? inexact? inexact exact = < > <= >= + - * ",
"/ number->string string->number procedure? apply symbol? symbol=? symbol->string",
" string->symbol make-identifier identifier? identifier=? identifier-base identif",
"ier-environment vector? vector make-vector vector-length vector-ref vector-set! ",
"vector-copy! vector-copy vector-append vector-fill! vector-map vector-for-each l",
"ist->vector vector->list string->vector vector->string bytevector? bytevector ma",
"ke-bytevector bytevector-length bytevector-u8-ref bytevector-u8-set! bytevector-",
"copy! bytevector-copy bytevector-append bytevector->list list->bytevector call-w",
"ith-current-continuation call/cc values call-with-values char? char->integer int",
"eger->char char=? char<? char>? char<=? char>=? current-exception-handlers with-",
"exception-handler raise raise-continuable error error-object? error-object-messa",
"ge error-object-irritants error-object-type string? string make-string string-le",
"ngth string-ref string-set! string-copy string-copy! string-fill! string-append ",
"string-map string-for-each list->string string->list string=? string<? string>? ",
"string<=? string>=? make-parameter with-dynamic-environment read make-dictionary",
" dictionary? dictionary dictionary-has? dictionary-ref dictionary-set! dictionar",
"y-delete! dictionary-size dictionary-map dictionary-for-each dictionary->alist a",
"list->dictionary dictionary->plist plist->dictionary make-record record? record-",
"type record-datum default-environment make-environment find-identifier set-ident",
"ifier! eval compile add-macro! make-ephemeron-table write write-simple write-sha",
"red display))) (.export-keywords.2558 (core#quote (find-library make-library cur",
"rent-library)))))) (core#lambda (.keywords.2559) ((core#lambda (.env.2560 .expor",
"ts.2561) (for-each (core#lambda (.keyword.2562) (dictionary-set! .exports.2561 .",
"keyword.2562 .keyword.2562)) .keywords.2559)) (library-environment (core#quote (",
"picrin base))) (library-exports (core#quote (picrin base)))))) (core#begin (core",
"#set! eval ((core#lambda (.e.2563) (core#lambda (.expr.2564 . .lib.2565) ((core#",
"lambda (.lib.2566) (.e.2563 .expr.2564 (library-environment .lib.2566))) (core#i",
"f (null? .lib.2565) (current-library) (car .lib.2565))))) eval)) (core#begin (ma",
"ke-library (core#quote (picrin user))) (current-library (core#quote (picrin user",
"))))))))))))))))))))",
};
#endif
@ -414,6 +494,6 @@ pic_boot(pic_state *pic)
{
pic_call(pic, pic_compile(pic, pic_read_cstr(pic, &boot_rom[0][0])), 0);
#if PIC_USE_LIBRARY
pic_load_cstr(pic, &boot_library_rom[0][0]);
pic_call(pic, pic_compile(pic, pic_read_cstr(pic, &boot_library_rom[0][0])), 0);
#endif
}

380
piclib/boot.scm
View File

@ -1,179 +1,172 @@
(core#define-macro call-with-current-environment
(core#lambda (form env)
(list (cadr form) env)))
(begin
;; FIXME
(define (transformer f)
(lambda (form env)
(let ((ephemeron1 (make-ephemeron-table))
(ephemeron2 (make-ephemeron-table)))
(letrec
((wrap (lambda (var1)
(let ((var2 (ephemeron1 var1)))
(if var2
(cdr var2)
(let ((var2 (make-identifier var1 env)))
(ephemeron1 var1 var2)
(ephemeron2 var2 var1)
var2)))))
(unwrap (lambda (var2)
(let ((var1 (ephemeron2 var2)))
(if var1
(cdr var1)
var2))))
(walk (lambda (f form)
(cond
((identifier? form)
(f form))
((pair? form)
(cons (walk f (car form)) (walk f (cdr form))))
((vector? form)
(list->vector (walk f (vector->list form))))
(else
form)))))
(let ((form (cdr form)))
(walk unwrap (apply f (walk wrap form))))))))
(let ()
(define (define-transformer name transformer)
(add-macro! name transformer))
(core#define here
(call-with-current-environment
(core#lambda (env)
env)))
(define (the var) ; synonym for #'var
(make-identifier var default-environment))
(core#define the ; synonym for #'var
(core#lambda (var)
(make-identifier var here)))
(define the-core-define (the 'core#define))
(define the-core-lambda (the 'core#lambda))
(define the-core-begin (the 'core#begin))
(define the-core-quote (the 'core#quote))
(define the-core-set! (the 'core#set!))
(define the-core-if (the 'core#if))
(define the-core-define-macro (the 'core#define-macro))
(define the-define (the 'define))
(define the-lambda (the 'lambda))
(define the-begin (the 'begin))
(define the-quote (the 'quote))
(define the-set! (the 'set!))
(define the-if (the 'if))
(define the-define-macro (the 'define-macro))
(core#define the-builtin-define (the (core#quote core#define)))
(core#define the-builtin-lambda (the (core#quote core#lambda)))
(core#define the-builtin-begin (the (core#quote core#begin)))
(core#define the-builtin-quote (the (core#quote core#quote)))
(core#define the-builtin-set! (the (core#quote core#set!)))
(core#define the-builtin-if (the (core#quote core#if)))
(core#define the-builtin-define-macro (the (core#quote core#define-macro)))
(define-transformer 'quote
(lambda (form env)
(if (= (length form) 2)
`(,the-core-quote ,(cadr form))
(error "malformed quote" form))))
(core#define the-define (the (core#quote define)))
(core#define the-lambda (the (core#quote lambda)))
(core#define the-begin (the (core#quote begin)))
(core#define the-quote (the (core#quote quote)))
(core#define the-set! (the (core#quote set!)))
(core#define the-if (the (core#quote if)))
(core#define the-define-macro (the (core#quote define-macro)))
(define-transformer 'if
(lambda (form env)
(let ((len (length form)))
(cond
((= len 3) `(,@form #undefined))
((= len 4) `(,the-core-if . ,(cdr form)))
(else (error "malformed if" form))))))
(core#define-macro quote
(core#lambda (form env)
(core#if (= (length form) 2)
(list the-builtin-quote (cadr form))
(error "illegal quote form" form))))
(define-transformer 'begin
(lambda (form env)
(let ((len (length form)))
(cond
((= len 1) #undefined)
((= len 2) (cadr form))
((= len 3) `(,the-core-begin . ,(cdr form)))
(else `(,the-core-begin ,(cadr form) (,the-begin . ,(cddr form))))))))
(core#define-macro if
(core#lambda (form env)
((core#lambda (len)
(core#if (= len 4)
(cons the-builtin-if (cdr form))
(core#if (= len 3)
(list the-builtin-if (list-ref form 1) (list-ref form 2) #undefined)
(error "illegal if form" form))))
(length form))))
(define-transformer 'set!
(lambda (form env)
(if (and (= (length form) 3) (identifier? (cadr form)))
`(,the-core-set! . ,(cdr form))
(error "malformed set!" form))))
(core#define-macro begin
(core#lambda (form env)
((core#lambda (len)
(if (= len 1)
#undefined
(if (= len 2)
(cadr form)
(if (= len 3)
(cons the-builtin-begin (cdr form))
(list the-builtin-begin
(cadr form)
(cons the-begin (cddr form)))))))
(length form))))
(define (check-formal formal)
(or (null? formal)
(identifier? formal)
(and (pair? formal)
(identifier? (car formal))
(check-formal (cdr formal)))))
(core#define-macro set!
(core#lambda (form env)
(if (= (length form) 3)
(if (identifier? (cadr form))
(cons the-builtin-set! (cdr form))
(error "illegal set! form" form))
(error "illegal set! form" form))))
(core#define check-formal
(core#lambda (formal)
(if (null? formal)
#t
(if (identifier? formal)
#t
(if (pair? formal)
(if (identifier? (car formal))
(check-formal (cdr formal))
#f)
#f)))))
(core#define-macro lambda
(core#lambda (form env)
(define-transformer 'lambda
(lambda (form env)
(if (= (length form) 1)
(error "illegal lambda form" form)
(error "malformed lambda" form)
(if (check-formal (cadr form))
(list the-builtin-lambda (cadr form) (cons the-begin (cddr form)))
(error "illegal lambda form" form)))))
`(,the-core-lambda ,(cadr form) (,the-begin . ,(cddr form)))
(error "malformed lambda" form)))))
(core#define-macro define
(define-transformer 'define
(lambda (form env)
((lambda (len)
(let ((len (length form)))
(if (= len 1)
(error "illegal define form" form)
(if (identifier? (cadr form))
(error "malformed define" form)
(let ((formal (cadr form)))
(if (identifier? formal)
(if (= len 3)
(cons the-builtin-define (cdr form))
(error "illegal define form" form))
(if (pair? (cadr form))
(list the-define
(car (cadr form))
(cons the-lambda (cons (cdr (cadr form)) (cddr form))))
(error "define: binding to non-varaible object" form)))))
(length form))))
`(,the-core-define . ,(cdr form))
(error "malformed define" form))
(if (pair? formal)
`(,the-define ,(car formal) (,the-lambda ,(cdr formal) . ,(cddr form)))
(error "define: binding to non-varaible object" form))))))))
(core#define-macro define-macro
(define-transformer 'define-macro
(lambda (form env)
(if (= (length form) 3)
(if (identifier? (cadr form))
(cons the-builtin-define-macro (cdr form))
`(,the-core-define-macro . ,(cdr form))
(error "define-macro: binding to non-variable object" form))
(error "illegal define-macro form" form))))
(error "malformed define-macro" form))))
(define-macro syntax-error
(define-transformer 'syntax-error
(lambda (form _)
(apply error (cdr form))))
(define-macro define-auxiliary-syntax
(define-macro define-auxiliary-syntax
(lambda (form _)
(define message
(string-append
"invalid use of auxiliary syntax: '" (symbol->string (cadr form)) "'"))
(list
the-define-macro
(cadr form)
(list the-lambda '_
(list (the 'error) message)))))
`(define-transformer ',(cadr form)
(lambda _
(error "invalid use of auxiliary syntax" ',(cadr form))))))
(define-auxiliary-syntax else)
(define-auxiliary-syntax =>)
(define-auxiliary-syntax unquote)
(define-auxiliary-syntax unquote-splicing)
(define-auxiliary-syntax syntax-unquote)
(define-auxiliary-syntax syntax-unquote-splicing)
(define-auxiliary-syntax else)
(define-auxiliary-syntax =>)
(define-auxiliary-syntax unquote)
(define-auxiliary-syntax unquote-splicing)
(define-auxiliary-syntax syntax-unquote)
(define-auxiliary-syntax syntax-unquote-splicing)
(define-macro let
(define-transformer 'let
(lambda (form env)
(if (identifier? (cadr form))
(list
(list the-lambda '()
(list the-define (cadr form)
(cons the-lambda
(cons (map car (car (cddr form)))
(cdr (cddr form)))))
(cons (cadr form) (map cadr (car (cddr form))))))
(cons
(cons
the-lambda
(cons (map car (cadr form))
(cddr form)))
(map cadr (cadr form))))))
(let ((name (car (cdr form)))
(formal (car (cdr (cdr form))))
(body (cdr (cdr (cdr form)))))
`((,the-lambda ()
(,the-define (,name . ,(map car formal)) . ,body)
(,name . ,(map cadr formal)))))
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
`((,the-lambda ,(map car formal) . ,body) . ,(map cadr formal))))))
(define-macro and
(define-transformer 'and
(lambda (form env)
(if (null? (cdr form))
#t
(if (null? (cddr form))
(cadr form)
(list the-if
(cadr form)
(cons (the 'and) (cddr form))
#f)))))
`(,the-if ,(cadr form) (,(the 'and) . ,(cddr form)) #f)))))
(define-macro or
(define-transformer 'or
(lambda (form env)
(if (null? (cdr form))
#f
(let ((tmp (make-identifier 'it env)))
(list (the 'let)
(list (list tmp (cadr form)))
(list the-if
tmp
tmp
(cons (the 'or) (cddr form))))))))
(let ((tmp (make-identifier 'it env))) ; should we use #f as the env for tmp?
`(,(the 'let) ((,tmp ,(cadr form)))
(,the-if ,tmp ,tmp (,(the 'or) . ,(cddr form))))))))
(define-macro cond
(define-transformer 'cond
(lambda (form env)
(let ((clauses (cdr form)))
(if (null? clauses)
@ -181,23 +174,19 @@
(let ((clause (car clauses)))
(if (and (identifier? (car clause))
(identifier=? (the 'else) (make-identifier (car clause) env)))
(cons the-begin (cdr clause))
`(,the-begin . ,(cdr clause))
(if (null? (cdr clause))
(let ((tmp (make-identifier 'tmp here)))
(list (the 'let) (list (list tmp (car clause)))
(list the-if tmp tmp (cons (the 'cond) (cdr clauses)))))
`(,(the 'or) ,(car clause) (,(the 'cond) . ,(cdr clauses)))
(if (and (identifier? (cadr clause))
(identifier=? (the '=>) (make-identifier (cadr clause) env)))
(let ((tmp (make-identifier 'tmp here)))
(list (the 'let) (list (list tmp (car clause)))
(list the-if tmp
(list (car (cddr clause)) tmp)
(cons (the 'cond) (cdr clauses)))))
(list the-if (car clause)
(cons the-begin (cdr clause))
(cons (the 'cond) (cdr clauses)))))))))))
(let ((tmp (make-identifier 'tmp env)))
`(,(the 'let) ((,tmp ,(car clause)))
(,the-if ,tmp (,(cadr (cdr clause)) ,tmp) (,(the 'cond) . ,(cddr form)))))
`(,the-if ,(car clause)
(,the-begin . ,(cdr clause))
(,(the 'cond) . ,(cdr clauses)))))))))))
(define-macro quasiquote
(define-transformer 'quasiquote
(lambda (form env)
(define (quasiquote? form)
@ -221,7 +210,7 @@
;; unquote
((unquote? expr)
(if (= depth 1)
(car (cdr expr))
(cadr expr)
(list (the 'list)
(list (the 'quote) (the 'unquote))
(qq (- depth 1) (car (cdr expr))))))
@ -256,35 +245,34 @@
(let ((x (cadr form)))
(qq 1 x))))
(define-macro let*
(define-transformer 'let*
(lambda (form env)
(let ((bindings (car (cdr form)))
(body (cdr (cdr form))))
(if (null? bindings)
`(,(the 'let) () ,@body)
`(,(the 'let) ((,(car (car bindings)) ,@(cdr (car bindings))))
(,(the 'let*) (,@(cdr bindings))
,@body))))))
`(,(the 'let) () . ,body)
`(,(the 'let) ((,(car (car bindings)) . ,(cdr (car bindings))))
(,(the 'let*) ,(cdr bindings) . ,body))))))
(define-macro letrec
(define-transformer 'letrec
(lambda (form env)
`(,(the 'letrec*) ,@(cdr form))))
`(,(the 'letrec*) . ,(cdr form))))
(define-macro letrec*
(define-transformer 'letrec*
(lambda (form env)
(let ((bindings (car (cdr form)))
(body (cdr (cdr form))))
(let ((variables (map (lambda (v) `(,v #f)) (map car bindings)))
(let ((variables (map (lambda (v) `(,v #undefined)) (map car bindings)))
(initials (map (lambda (v) `(,(the 'set!) ,@v)) bindings)))
`(,(the 'let) (,@variables)
`(,(the 'let) ,variables
,@initials
,@body)))))
(define-macro let-values
(define-transformer 'let-values
(lambda (form env)
`(,(the 'let*-values) ,@(cdr form))))
(define-macro let*-values
(define-transformer 'let*-values
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
@ -295,11 +283,11 @@
(,(the 'let*-values) (,@(cdr formal))
,@body)))))))
(define-macro define-values
(define-transformer 'define-values
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
(let ((arguments (make-identifier 'arguments here)))
(let ((arguments (make-identifier 'arguments env)))
`(,the-begin
,@(let loop ((formal formal))
(if (pair? formal)
@ -317,22 +305,25 @@
`((,the-set! ,formal ,args))
'()))))))))))
(define-macro do
(define-transformer 'do
(lambda (form env)
(let ((bindings (car (cdr form)))
(test (car (car (cdr (cdr form)))))
(cleanup (cdr (car (cdr (cdr form)))))
(body (cdr (cdr (cdr form)))))
(let ((loop (make-identifier 'loop here)))
(let ((loop (make-identifier 'loop env)))
`(,(the 'let) ,loop ,(map (lambda (x) `(,(car x) ,(cadr x))) bindings)
(,the-if ,test
(,the-begin
,@cleanup)
(,the-begin . ,cleanup)
(,the-begin
,@body
(,loop ,@(map (lambda (x) (if (null? (cdr (cdr x))) (car x) (car (cdr (cdr x))))) bindings)))))))))
(,loop . ,(map (lambda (x)
(if (null? (cdr (cdr x)))
(car x)
(car (cdr (cdr x)))))
bindings)))))))))
(define-macro when
(define-transformer 'when
(lambda (form env)
(let ((test (car (cdr form)))
(body (cdr (cdr form))))
@ -340,7 +331,7 @@
(,the-begin ,@body)
#undefined))))
(define-macro unless
(define-transformer 'unless
(lambda (form env)
(let ((test (car (cdr form)))
(body (cdr (cdr form))))
@ -348,11 +339,11 @@
#undefined
(,the-begin ,@body)))))
(define-macro case
(define-transformer 'case
(lambda (form env)
(let ((key (car (cdr form)))
(clauses (cdr (cdr form))))
(let ((the-key (make-identifier 'key here)))
(let ((the-key (make-identifier 'key env)))
`(,(the 'let) ((,the-key ,key))
,(let loop ((clauses clauses))
(if (null? clauses)
@ -368,7 +359,7 @@
`(,the-begin ,@(cdr clause)))
,(loop (cdr clauses)))))))))))
(define-macro parameterize
(define-transformer 'parameterize
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
@ -376,7 +367,7 @@
(,(the 'list) ,@(map (lambda (x) `(,(the 'cons) ,(car x) ,(cadr x))) formal))
(,the-lambda () ,@body)))))
(define-macro syntax-quote
(define-transformer 'syntax-quote
(lambda (form env)
(let ((renames '()))
(letrec
@ -402,7 +393,7 @@
,(map cdr renames)
,form))))))
(define-macro syntax-quasiquote
(define-transformer 'syntax-quasiquote
(lambda (form env)
(let ((renames '()))
(letrec
@ -475,38 +466,7 @@
,(map cdr renames)
,body))))))
(define (transformer f)
(lambda (form env)
(let ((ephemeron1 (make-ephemeron-table))
(ephemeron2 (make-ephemeron-table)))
(letrec
((wrap (lambda (var1)
(let ((var2 (ephemeron1 var1)))
(if var2
(cdr var2)
(let ((var2 (make-identifier var1 env)))
(ephemeron1 var1 var2)
(ephemeron2 var2 var1)
var2)))))
(unwrap (lambda (var2)
(let ((var1 (ephemeron2 var2)))
(if var1
(cdr var1)
var2))))
(walk (lambda (f form)
(cond
((identifier? form)
(f form))
((pair? form)
(cons (walk f (car form)) (walk f (cdr form))))
((vector? form)
(list->vector (walk f (vector->list form))))
(else
form)))))
(let ((form (cdr form)))
(walk unwrap (apply f (walk wrap form))))))))
(define-macro define-syntax
(define-transformer 'define-syntax
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
@ -514,7 +474,7 @@
`(,(the 'define-syntax) ,(car formal) (,the-lambda ,(cdr formal) ,@body))
`(,the-define-macro ,formal (,(the 'transformer) (,the-begin ,@body)))))))
(define-macro letrec-syntax
(define-transformer 'letrec-syntax
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
@ -524,6 +484,6 @@
formal)
,@body))))
(define-macro let-syntax
(define-transformer 'let-syntax
(lambda (form env)
`(,(the 'letrec-syntax) ,@(cdr form))))
`(,(the 'letrec-syntax) ,@(cdr form))))))

489
piclib/boot2.scm
View File

@ -1,489 +0,0 @@
(begin
;; FIXME
(define (transformer f)
(lambda (form env)
(let ((ephemeron1 (make-ephemeron-table))
(ephemeron2 (make-ephemeron-table)))
(letrec
((wrap (lambda (var1)
(let ((var2 (ephemeron1 var1)))
(if var2
(cdr var2)
(let ((var2 (make-identifier var1 env)))
(ephemeron1 var1 var2)
(ephemeron2 var2 var1)
var2)))))
(unwrap (lambda (var2)
(let ((var1 (ephemeron2 var2)))
(if var1
(cdr var1)
var2))))
(walk (lambda (f form)
(cond
((identifier? form)
(f form))
((pair? form)
(cons (walk f (car form)) (walk f (cdr form))))
((vector? form)
(list->vector (walk f (vector->list form))))
(else
form)))))
(let ((form (cdr form)))
(walk unwrap (apply f (walk wrap form))))))))
(let ()
(define (define-transformer name transformer)
(add-macro! name transformer))
(define (the var) ; synonym for #'var
(make-identifier var default-environment))
(define the-core-define (the 'core#define))
(define the-core-lambda (the 'core#lambda))
(define the-core-begin (the 'core#begin))
(define the-core-quote (the 'core#quote))
(define the-core-set! (the 'core#set!))
(define the-core-if (the 'core#if))
(define the-core-define-macro (the 'core#define-macro))
(define the-define (the 'define))
(define the-lambda (the 'lambda))
(define the-begin (the 'begin))
(define the-quote (the 'quote))
(define the-set! (the 'set!))
(define the-if (the 'if))
(define the-define-macro (the 'define-macro))
(define-transformer 'quote
(lambda (form env)
(if (= (length form) 2)
`(,the-core-quote ,(cadr form))
(error "malformed quote" form))))
(define-transformer 'if
(lambda (form env)
(let ((len (length form)))
(cond
((= len 3) `(,@form #undefined))
((= len 4) `(,the-core-if . ,(cdr form)))
(else (error "malformed if" form))))))
(define-transformer 'begin
(lambda (form env)
(let ((len (length form)))
(cond
((= len 1) #undefined)
((= len 2) (cadr form))
((= len 3) `(,the-core-begin . ,(cdr form)))
(else `(,the-core-begin ,(cadr form) (,the-begin . ,(cddr form))))))))
(define-transformer 'set!
(lambda (form env)
(if (and (= (length form) 3) (identifier? (cadr form)))
`(,the-core-set! . ,(cdr form))
(error "malformed set!" form))))
(define (check-formal formal)
(or (null? formal)
(identifier? formal)
(and (pair? formal)
(identifier? (car formal))
(check-formal (cdr formal)))))
(define-transformer 'lambda
(lambda (form env)
(if (= (length form) 1)
(error "malformed lambda" form)
(if (check-formal (cadr form))
`(,the-core-lambda ,(cadr form) (,the-begin . ,(cddr form)))
(error "malformed lambda" form)))))
(define-transformer 'define
(lambda (form env)
(let ((len (length form)))
(if (= len 1)
(error "malformed define" form)
(let ((formal (cadr form)))
(if (identifier? formal)
(if (= len 3)
`(,the-core-define . ,(cdr form))
(error "malformed define" form))
(if (pair? formal)
`(,the-define ,(car formal) (,the-lambda ,(cdr formal) . ,(cddr form)))
(error "define: binding to non-varaible object" form))))))))
(define-transformer 'define-macro
(lambda (form env)
(if (= (length form) 3)
(if (identifier? (cadr form))
`(,the-core-define-macro . ,(cdr form))
(error "define-macro: binding to non-variable object" form))
(error "malformed define-macro" form))))
(define-transformer 'syntax-error
(lambda (form _)
(apply error (cdr form))))
(define-macro define-auxiliary-syntax
(lambda (form _)
`(define-transformer ',(cadr form)
(lambda _
(error "invalid use of auxiliary syntax" ',(cadr form))))))
(define-auxiliary-syntax else)
(define-auxiliary-syntax =>)
(define-auxiliary-syntax unquote)
(define-auxiliary-syntax unquote-splicing)
(define-auxiliary-syntax syntax-unquote)
(define-auxiliary-syntax syntax-unquote-splicing)
(define-transformer 'let
(lambda (form env)
(if (identifier? (cadr form))
(let ((name (car (cdr form)))
(formal (car (cdr (cdr form))))
(body (cdr (cdr (cdr form)))))
`((,the-lambda ()
(,the-define (,name . ,(map car formal)) . ,body)
(,name . ,(map cadr formal)))))
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
`((,the-lambda ,(map car formal) . ,body) . ,(map cadr formal))))))
(define-transformer 'and
(lambda (form env)
(if (null? (cdr form))
#t
(if (null? (cddr form))
(cadr form)
`(,the-if ,(cadr form) (,(the 'and) . ,(cddr form)) #f)))))
(define-transformer 'or
(lambda (form env)
(if (null? (cdr form))
#f
(let ((tmp (make-identifier 'it env))) ; should we use #f as the env for tmp?
`(,(the 'let) ((,tmp ,(cadr form)))
(,the-if ,tmp ,tmp (,(the 'or) . ,(cddr form))))))))
(define-transformer 'cond
(lambda (form env)
(let ((clauses (cdr form)))
(if (null? clauses)
#undefined
(let ((clause (car clauses)))
(if (and (identifier? (car clause))
(identifier=? (the 'else) (make-identifier (car clause) env)))
`(,the-begin . ,(cdr clause))
(if (null? (cdr clause))
`(,(the 'or) ,(car clause) (,(the 'cond) . ,(cdr clauses)))
(if (and (identifier? (cadr clause))
(identifier=? (the '=>) (make-identifier (cadr clause) env)))
(let ((tmp (make-identifier 'tmp env)))
`(,(the 'let) ((,tmp ,(car clause)))
(,the-if ,tmp (,(cadr (cdr clause)) ,tmp) (,(the 'cond) . ,(cddr form)))))
`(,the-if ,(car clause)
(,the-begin . ,(cdr clause))
(,(the 'cond) . ,(cdr clauses)))))))))))
(define-transformer 'quasiquote
(lambda (form env)
(define (quasiquote? form)
(and (pair? form)
(identifier? (car form))
(identifier=? (the 'quasiquote) (make-identifier (car form) env))))
(define (unquote? form)
(and (pair? form)
(identifier? (car form))
(identifier=? (the 'unquote) (make-identifier (car form) env))))
(define (unquote-splicing? form)
(and (pair? form)
(pair? (car form))
(identifier? (caar form))
(identifier=? (the 'unquote-splicing) (make-identifier (caar form) env))))
(define (qq depth expr)
(cond
;; unquote
((unquote? expr)
(if (= depth 1)
(cadr expr)
(list (the 'list)
(list (the 'quote) (the 'unquote))
(qq (- depth 1) (car (cdr expr))))))
;; unquote-splicing
((unquote-splicing? expr)
(if (= depth 1)
(list (the 'append)
(car (cdr (car expr)))
(qq depth (cdr expr)))
(list (the 'cons)
(list (the 'list)
(list (the 'quote) (the 'unquote-splicing))
(qq (- depth 1) (car (cdr (car expr)))))
(qq depth (cdr expr)))))
;; quasiquote
((quasiquote? expr)
(list (the 'list)
(list (the 'quote) (the 'quasiquote))
(qq (+ depth 1) (car (cdr expr)))))
;; list
((pair? expr)
(list (the 'cons)
(qq depth (car expr))
(qq depth (cdr expr))))
;; vector
((vector? expr)
(list (the 'list->vector) (qq depth (vector->list expr))))
;; simple datum
(else
(list (the 'quote) expr))))
(let ((x (cadr form)))
(qq 1 x))))
(define-transformer 'let*
(lambda (form env)
(let ((bindings (car (cdr form)))
(body (cdr (cdr form))))
(if (null? bindings)
`(,(the 'let) () . ,body)
`(,(the 'let) ((,(car (car bindings)) . ,(cdr (car bindings))))
(,(the 'let*) ,(cdr bindings) . ,body))))))
(define-transformer 'letrec
(lambda (form env)
`(,(the 'letrec*) . ,(cdr form))))
(define-transformer 'letrec*
(lambda (form env)
(let ((bindings (car (cdr form)))
(body (cdr (cdr form))))
(let ((variables (map (lambda (v) `(,v #undefined)) (map car bindings)))
(initials (map (lambda (v) `(,(the 'set!) ,@v)) bindings)))
`(,(the 'let) ,variables
,@initials
,@body)))))
(define-transformer 'let-values
(lambda (form env)
`(,(the 'let*-values) ,@(cdr form))))
(define-transformer 'let*-values
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
(if (null? formal)
`(,(the 'let) () ,@body)
`(,(the 'call-with-values) (,the-lambda () ,@(cdr (car formal)))
(,(the 'lambda) (,@(car (car formal)))
(,(the 'let*-values) (,@(cdr formal))
,@body)))))))
(define-transformer 'define-values
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
(let ((arguments (make-identifier 'arguments env)))
`(,the-begin
,@(let loop ((formal formal))
(if (pair? formal)
`((,the-define ,(car formal) #undefined) ,@(loop (cdr formal)))
(if (identifier? formal)
`((,the-define ,formal #undefined))
'())))
(,(the 'call-with-values) (,the-lambda () ,@body)
(,the-lambda
,arguments
,@(let loop ((formal formal) (args arguments))
(if (pair? formal)
`((,the-set! ,(car formal) (,(the 'car) ,args)) ,@(loop (cdr formal) `(,(the 'cdr) ,args)))
(if (identifier? formal)
`((,the-set! ,formal ,args))
'()))))))))))
(define-transformer 'do
(lambda (form env)
(let ((bindings (car (cdr form)))
(test (car (car (cdr (cdr form)))))
(cleanup (cdr (car (cdr (cdr form)))))
(body (cdr (cdr (cdr form)))))
(let ((loop (make-identifier 'loop env)))
`(,(the 'let) ,loop ,(map (lambda (x) `(,(car x) ,(cadr x))) bindings)
(,the-if ,test
(,the-begin . ,cleanup)
(,the-begin
,@body
(,loop . ,(map (lambda (x)
(if (null? (cdr (cdr x)))
(car x)
(car (cdr (cdr x)))))
bindings)))))))))
(define-transformer 'when
(lambda (form env)
(let ((test (car (cdr form)))
(body (cdr (cdr form))))
`(,the-if ,test
(,the-begin ,@body)
#undefined))))
(define-transformer 'unless
(lambda (form env)
(let ((test (car (cdr form)))
(body (cdr (cdr form))))
`(,the-if ,test
#undefined
(,the-begin ,@body)))))
(define-transformer 'case
(lambda (form env)
(let ((key (car (cdr form)))
(clauses (cdr (cdr form))))
(let ((the-key (make-identifier 'key env)))
`(,(the 'let) ((,the-key ,key))
,(let loop ((clauses clauses))
(if (null? clauses)
#undefined
(let ((clause (car clauses)))
`(,the-if ,(if (and (identifier? (car clause))
(identifier=? (the 'else) (make-identifier (car clause) env)))
#t
`(,(the 'or) ,@(map (lambda (x) `(,(the 'eqv?) ,the-key (,the-quote ,x))) (car clause))))
,(if (and (identifier? (cadr clause))
(identifier=? (the '=>) (make-identifier (cadr clause) env)))
`(,(car (cdr (cdr clause))) ,the-key)
`(,the-begin ,@(cdr clause)))
,(loop (cdr clauses)))))))))))
(define-transformer 'parameterize
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
`(,(the 'with-dynamic-environment)
(,(the 'list) ,@(map (lambda (x) `(,(the 'cons) ,(car x) ,(cadr x))) formal))
(,the-lambda () ,@body)))))
(define-transformer 'syntax-quote
(lambda (form env)
(let ((renames '()))
(letrec
((rename (lambda (var)
(let ((x (assq var renames)))
(if x
(cadr x)
(begin
(set! renames `((,var ,(make-identifier var env) (,(the 'make-identifier) ',var ',env)) . ,renames))
(rename var))))))
(walk (lambda (f form)
(cond
((identifier? form)
(f form))
((pair? form)
`(,(the 'cons) (walk f (car form)) (walk f (cdr form))))
((vector? form)
`(,(the 'list->vector) (walk f (vector->list form))))
(else
`(,(the 'quote) ,form))))))
(let ((form (walk rename (cadr form))))
`(,(the 'let)
,(map cdr renames)
,form))))))
(define-transformer 'syntax-quasiquote
(lambda (form env)
(let ((renames '()))
(letrec
((rename (lambda (var)
(let ((x (assq var renames)))
(if x
(cadr x)
(begin
(set! renames `((,var ,(make-identifier var env) (,(the 'make-identifier) ',var ',env)) . ,renames))
(rename var)))))))
(define (syntax-quasiquote? form)
(and (pair? form)
(identifier? (car form))
(identifier=? (the 'syntax-quasiquote) (make-identifier (car form) env))))
(define (syntax-unquote? form)
(and (pair? form)
(identifier? (car form))
(identifier=? (the 'syntax-unquote) (make-identifier (car form) env))))
(define (syntax-unquote-splicing? form)
(and (pair? form)
(pair? (car form))
(identifier? (caar form))
(identifier=? (the 'syntax-unquote-splicing) (make-identifier (caar form) env))))
(define (qq depth expr)
(cond
;; syntax-unquote
((syntax-unquote? expr)
(if (= depth 1)
(car (cdr expr))
(list (the 'list)
(list (the 'quote) (the 'syntax-unquote))
(qq (- depth 1) (car (cdr expr))))))
;; syntax-unquote-splicing
((syntax-unquote-splicing? expr)
(if (= depth 1)
(list (the 'append)
(car (cdr (car expr)))
(qq depth (cdr expr)))
(list (the 'cons)
(list (the 'list)
(list (the 'quote) (the 'syntax-unquote-splicing))
(qq (- depth 1) (car (cdr (car expr)))))
(qq depth (cdr expr)))))
;; syntax-quasiquote
((syntax-quasiquote? expr)
(list (the 'list)
(list (the 'quote) (the 'quasiquote))
(qq (+ depth 1) (car (cdr expr)))))
;; list
((pair? expr)
(list (the 'cons)
(qq depth (car expr))
(qq depth (cdr expr))))
;; vector
((vector? expr)
(list (the 'list->vector) (qq depth (vector->list expr))))
;; identifier
((identifier? expr)
(rename expr))
;; simple datum
(else
(list (the 'quote) expr))))
(let ((body (qq 1 (cadr form))))
`(,(the 'let)
,(map cdr renames)
,body))))))
(define-transformer 'define-syntax
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
(if (pair? formal)
`(,(the 'define-syntax) ,(car formal) (,the-lambda ,(cdr formal) ,@body))
`(,the-define-macro ,formal (,(the 'transformer) (,the-begin ,@body)))))))
(define-transformer 'letrec-syntax
(lambda (form env)
(let ((formal (car (cdr form)))
(body (cdr (cdr form))))
`(let ()
,@(map (lambda (x)
`(,(the 'define-syntax) ,(car x) ,(cadr x)))
formal)
,@body))))
(define-transformer 'let-syntax
(lambda (form env)
`(,(the 'letrec-syntax) ,@(cdr form))))))

46
piclib/library.scm
View File

@ -1,7 +1,8 @@
;;; There are two ways to name a library: (foo bar) or foo.bar
;;; The former is normalized to the latter.
(begin
;; There are two ways to name a library: (foo bar) or foo.bar
;; The former is normalized to the latter.
(define (mangle name)
(define (mangle name)
(when (null? name)
(error "library name should be a list of at least one symbols" name))
@ -30,16 +31,16 @@
name ; TODO: check symbol names
(string->symbol (join (map ->string name) "."))))
(define current-library
(define current-library
(make-parameter '(picrin base) mangle))
(define *libraries*
(define *libraries*
(make-dictionary))
(define (find-library name)
(define (find-library name)
(dictionary-has? *libraries* (mangle name)))
(define (make-library name)
(define (make-library name)
(let ((name (mangle name)))
(let ((env (make-environment
(string->symbol (string-append (symbol->string name) ":"))))
@ -51,27 +52,31 @@
(set-identifier! 'cond-expand 'cond-expand env)
(dictionary-set! *libraries* name `(,env . ,exports)))))
(define (library-environment name)
(define (library-environment name)
(car (dictionary-ref *libraries* (mangle name))))
(define (library-exports name)
(define (library-exports name)
(cdr (dictionary-ref *libraries* (mangle name))))
(define (library-import name sym alias)
(define (library-import name sym alias)
(let ((uid (dictionary-ref (library-exports name) sym)))
(let ((env (library-environment (current-library))))
(set-identifier! alias uid env))))
(define (library-export sym alias)
(define (library-export sym alias)
(let ((env (library-environment (current-library)))
(exports (library-exports (current-library))))
(dictionary-set! exports alias (find-identifier sym env))))
;;; R7RS library syntax
;; R7RS library syntax
(define-macro define-library
(let ((define-transformer
(lambda (name macro)
(add-macro! name macro))))
(define-transformer 'define-library
(lambda (form _)
(let ((name (cadr form))
(body (cddr form)))
@ -82,7 +87,7 @@
(eval expr name)) ; TODO parse library declarations
body)))))
(define-macro cond-expand
(define-transformer 'cond-expand
(lambda (form _)
(letrec
((test (lambda (form)
@ -108,7 +113,7 @@
`(,(make-identifier 'begin default-environment) ,@(cdar clauses))
(loop (cdr clauses))))))))
(define-macro import
(define-transformer 'import
(lambda (form _)
(let ((caddr
(lambda (x) (car (cdr (cdr x)))))
@ -166,7 +171,7 @@
alist)))))
(for-each import (cdr form)))))))
(define-macro export
(define-transformer 'export
(lambda (form _)
(letrec
((collect
@ -182,11 +187,11 @@
(lambda (spec)
(let ((slot (collect spec)))
(library-export (car slot) (cdr slot))))))
(for-each export (cdr form)))))
(for-each export (cdr form))))))
;;; bootstrap...
(let ()
;; bootstrap...
(let ()
(make-library '(picrin base))
(set-car! (dictionary-ref *libraries* (mangle '(picrin base))) default-environment)
(let ((export-keywords
@ -267,5 +272,4 @@
(let ((lib (if (null? lib) (current-library) (car lib))))
(e expr (library-environment lib))))))
(make-library '(picrin user))
(current-library '(picrin user)))
(current-library '(picrin user))))

3
src/tiny-main.c
View File

@ -14,6 +14,9 @@ main()
pic = pic_open(pic_default_allocf, NULL);
pic_printf(pic, "~s\n", pic_funcall(pic, "compile", 1, pic_read(pic, pic_stdin(pic))));
return 0;
pic_try {
while (1) {
size_t ai = pic_enter(pic);

25
tools/mkboot.scm
View File

@ -1,9 +1,9 @@
(import (scheme base)
(scheme read)
(scheme write)
(scheme file))
(only (picrin base) compile))
(define (generate-rom filename)
(define (generate-rom)
(define (with-output-to-string thunk)
(let ((port (open-output-string)))
@ -13,23 +13,10 @@
(close-port port)
s))))
(define exprs
(with-input-from-file filename
(lambda ()
(let loop ((acc '()))
(let ((e (read)))
(if (eof-object? e)
(reverse acc)
(loop (cons e acc))))))))
(define text
(with-output-to-string
(lambda ()
(for-each
(lambda (e)
(write e)
(write-string " "))
exprs))))
(write (compile (read))))))
(define (escape-string s)
(with-output-to-string
@ -65,12 +52,12 @@
"#include \"picrin/extra.h\""
""
"static const char boot_rom[][80] = {"
,(generate-rom "piclib/boot3.scm")
,(generate-rom)
"};"
""
"#if PIC_USE_LIBRARY"
"static const char boot_library_rom[][80] = {"
,(generate-rom "piclib/library.scm")
,(generate-rom)
"};"
"#endif"
""
@ -79,7 +66,7 @@
"{"
" pic_call(pic, pic_compile(pic, pic_read_cstr(pic, &boot_rom[0][0])), 0);"
"#if PIC_USE_LIBRARY"
" pic_load_cstr(pic, &boot_library_rom[0][0]);"
" pic_call(pic, pic_compile(pic, pic_read_cstr(pic, &boot_library_rom[0][0])), 0);"
"#endif"
"}"))