Commit graph

73 commits

Author SHA1 Message Date
Jan Nieuwenhuizen a2b6830ecb mescc: Refactor comparisons.
* module/language/c99/compiler.mes (compare->accu, append-text, wrap):
  New functions.
  (expr->accu): Use them to implement construct like 1 == inc (0).
* scaffold/t.c (math_test): Test them.
2017-04-07 07:06:35 +02:00
Jan Nieuwenhuizen 25a02752f5 mescc: Refactor array ref.
* module/language/c99/compiler.mes (expr->accu, expr->accu*): Remove
  duplication, use expression as array index.
* scaffold/t.c (struct_test): Test it.
* vector.c (vector_length, list_to_vector)[!__GNUC__]: Remove branch.
2017-04-06 23:05:44 +02:00
Jan Nieuwenhuizen 6b4e604441 mescc: Refactor expressions.
* module/language/c99/compiler.mes (expr->accu, ast->info): Remove
  duplication, separate concerns.
2017-04-06 09:12:50 +02:00
Jan Nieuwenhuizen b13cd87700 mescc: Refactor pre/post inc/dec.
* module/language/c99/compiler.mes: Refactor pre/post inc/dec.
2017-04-05 23:05:16 +02:00
Jan Nieuwenhuizen ab25c53e6e mescc: function call.
* module/language/c99/compiler.mes (expr->accu): Move function call
  from ast->info.
2017-04-05 20:11:13 +02:00
Jan Nieuwenhuizen c4fe8d8239 mescc: Support expression as lhs array index.
* module/language/c99/compiler.mes (expr->accu): Treat array index as expression.
* scaffold/t.c (struct_test): Test it.
* gc.c (gc_copy)[!__GNUC__]: Remove branch.
* vector.c (list_to_vector)[!__GNUC__]: Likewise.
2017-04-05 14:24:34 +02:00
Jan Nieuwenhuizen 71da0bfb78 mescc: Remove duplication.
* module/language/c99/compiler.mes (expr->arg): Use expr->accu for
  most expressions.
2017-04-04 14:37:17 +02:00
Jan Nieuwenhuizen 56b19c76ff mescc: Do not return ELF text.
* module/language/c99/compiler.mes (info->exe): Do not return ELF text.
2017-04-03 07:09:03 +02:00
Jan Nieuwenhuizen b4a4e39050 build: Update Guix build and install.
* guix.scm (%source-dir): New variable.
  (git-file?): New function.
  (mes): Use them to simplify building/installing from git.
* make/install.make (READMES): Add INSTALL, README.
* (install): Install mescc.scm and read-0-32.mo.
2017-04-02 18:50:07 +02:00
Jan Nieuwenhuizen e9ac52dfda mescc: Fix by value assignment from array-of struct entry.
* module/language/c99/compiler.mes (expr->accu): Fix by value
  assignment from array-of struct entry.
* scaffold/t.c (struct_test): Test it.
* vector.c (make_vector, list_to_vector, vector_to_list): Use it;
  remove workarounds.
* gc.c (gc_copy): Likewise.
2017-04-01 23:12:37 +02:00
Jan Nieuwenhuizen fc263de433 build: Cleanup, use gcc-specific snarfing.
* .gitignore: Ignore *.o-32, mes-mini-mes.
* scripts/nyacc-calc.mes: Remove.
* scripts/nyacc.mes: Remove.
* scripts/paren.mes: Remove.
* make/install.make (install): Remove them.
p* module/mes/mes-0.mes: Remove.
* module/mes/loop-0.mes: Remove.
* build-aux/mes-snarf.scm (main): Add --mini option.
* GNUmakefile (mini-mes): Use it.
2017-04-02 17:01:22 +02:00
Jan Nieuwenhuizen 6a816687e8 core: Prepare gc.c for mescc, non-POSIX_SOURCE.
* mes.c (NLENGTH, NVALUE, NVECTOR): New macros.
  (mes_builtins): Add comment on .i include order.
* module/language/c99/compiler.mes (mescc): Add define _POSIX_SOURCE=0.
* gc.c (gc_up_arena, gc_flip, gc_loop, gc)[!_POSIX_SOURCE]: Use eputs
  rather than fprintf.
  (gc_loop): Use CAR, TYPE, NVECTOR rather than .car, .type, .vector.
* gc.c (gc_up_arena)[!_POSIX_SOURCE]: Add non-POSIX mlib.c
  implementation.
2017-03-26 15:55:12 +02:00
Jan Nieuwenhuizen f015150cd8 mescc: Bugfix for neg.
* module/language/c99/compiler.mes (expr->accu): Fix neg.
* scaffold/t.c (math_test): Test it.
* scaffold/mini-mes.c (ash): Remove workaround.
2017-03-25 19:03:03 +01:00
Jan Nieuwenhuizen c39c04cb56 mescc: Support rshift, have guile-mini-mes pass math test.
* module/mes/as-i386.mes (i386:accu>>base): New function.
* module/mes/as-i386.scm (mes): Export it.
* module/language/c99/compiler.mes (expr->accu): Support rshift.
* scaffold/t.c (math_test): Test it.
* scaffold/mini-mes.c (ash): Use it.
2017-03-25 18:48:40 +01:00
Jan Nieuwenhuizen ca633abdda mescc: Lshift support non-fixed shift value.
* module/mes/as-i386.mes (i386:accu<<base): New function.
* module/mes/as-i386.scm: Export it.
* module/language/c99/compiler.mes (expr->accu): Use it.
* scaffold/t.c (math_test): Test it.
2017-03-24 22:32:02 +01:00
Jan Nieuwenhuizen ce55c198c0 mescc: Use signed integer comparison.
* module/language/c99/compiler.mes (test->jump->info):
* module/mes/as-i386.mes (i386:Xjump-le, i386:Xjump-g, i386:Xjump-l,
  i386:Xjump-ge): New functions.
* module/mes/as-i386.scm: Export them.
* scaffold/t.c (math_test): Test them.
* tests/scm.test ("iota -1"): Enable for mesc.
2017-03-24 21:45:19 +01:00
Jan Nieuwenhuizen 66b53669f8 mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
  read_input_file.
  (getenv_, open_input_file, current_input_port,
  set_current_input_port force_output, exit_, values, arity_, xassq,
  is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
  (mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 21:13:01 +02:00
Jan Nieuwenhuizen b1d6e19eca mescc: Struct fixes.
* module/language/c99/compiler.mes (expr->arg, expr->accu, ast->info):
  Fixes for struct assignment.
2017-03-23 18:48:19 +01:00
Jan Nieuwenhuizen a7f40f71ff mescc: Add missing defines.
* module/language/c99/compiler.mes (mescc): Set STDIN, STDOUT, STDERR,
  INT_MIN, INT_MAX.
2017-03-22 07:54:45 +01:00
Jan Nieuwenhuizen 76f6fdc43e mescc: Struct by value assignment fixes.
* module/language/c99/compiler.mes (ast->info): Remove g_function
  hardcoding, fix struct assignment.
* doc/examples/t.c (struct_test): Test it.
2017-03-22 07:13:34 +01:00
Jan Nieuwenhuizen bcf1b2a356 mescc: Fix struct field comparison.
* module/language/c99/compiler.mes (expr->accu, ast->info): Some
  push/pop fixes, fixes struct field comparisons.
* doc/examples/t.c (struct_test): Test it.
2017-03-22 07:10:54 +01:00
Jan Nieuwenhuizen 98f64ae516 mescc: Mini-mes (gcc-compiled) runs read-0.mes.
* module/language/c99/compiler.mes (expr->accu): Add mul.
  (test->jump->info): Add le, ge.
  (ast->info): Support int and char* initialization at top level.
* module/mes/as-i386.mes (i386:accu*base, i386:Xjump-cz,
  i386:Xjump-ncz): New function.
* module/mes/as-i386.scm: Export them.
* doc/examples/t.c (test): Test them.
* module/mes/libc.mes (ungetc): New function.
  (getchar): Support it.
  (assert_fail, isdigit): New functions.
  (libc): Export them.
* module/mes/mini-0.mes: Load full reader.
* mlibc.c (ungetc): New function.
  (getchar): Support it.
  (assert_fail, isdigit): New functions.
* mes.c (list length error lookup_ getchar ungetchar peekchar
  peek_byte read_byte unread_byte greater_p less_p): Move functions
  needed to run read-0.mes into core.
* doc/examples/mini-mes.c: Likewise.
* lib.c (length, error): Comment-out.
* math.c (greater_p, less_p): Comment-out.
* posix.c: (getchar, ungetchar, peekchar, peek_byte, read_byte,
  unread_byte): Comment-out.
* reader.c (lookup_): Comment-out.
2017-03-22 06:39:24 +01:00
Jan Nieuwenhuizen 4e12e14b85 mescc: Refactor libc.
* GNUmakefile (mini-mes): Add include.
* mlibc.c: New file: libc bits for GNUC -nostdlib.
* mstart.c: New file: _start for GNUC -nostdlib.
* scaffold/cons-mes.c: Remove GNUC libc bits.
* scaffold/m.c: Likewise.
* scaffold/mini-mes.c: Likewise.
* scaffold/t.c: Likewise.
* scaffold/tiny-mes.c: Litkewise.
* module/language/c99/compiler.mes (libc, i386:libc): Remove.
* module/language/c99/compiler.scm
* module/mes/libc-i386.mes: Remove assembly bits.
  (_start): New function.
* module/mes/libc-i386.scm: Export it, remove assembly exports.
* module/mes/as-i386.mes: New file: assembly bits from libc-i386.mes.
* module/mes/as-i386.scm: New file: export them.
* module/mes/libc.mes (libc,_start): New functions from compiler.mes.
* module/mes/libc.scm: Export them.
2017-04-02 12:29:09 +02:00
Jan Nieuwenhuizen 124352e087 mescc: Refactor ret.
* module/mes/libc-i386.mes (i386:ret): Refactor.
* module/language/c99/compiler.mes (ast->info): Use it.
2017-03-19 10:27:18 +01:00
Jan Nieuwenhuizen a14c3d937a mescc: Support assignment with comparison.
* module/language/c99/compiler.mes (expr->accu): Handle assignment -> accu.
* doc/examples/t.c (test): Test it.
* doc/examples/mini-mes.c (eval_apply): Use it.
2017-03-18 08:25:15 +01:00
Jan Nieuwenhuizen 4c59078002 mescc: Support assignment test.
* module/language/c99/compiler.mes (test->jump->info): Handle assignment.
* doc/examples/t.c (test): Test it.
2017-03-18 08:17:18 +01:00
Jan Nieuwenhuizen b22eee36df mescc: Fix simple value tests.
* module/language/c99/compiler.mes (test->jump->info): Test accu
  before jumping.  Fixes simple value tests.
2017-03-17 23:49:29 +01:00
Jan Nieuwenhuizen f03a2e7500 mescc: Struct by value.
* build-aux/mes-snarf.scm (symbol->names, function->header,
  function->environment): Remove struct by value assignment
  workarounds.
* module/language/c99/compiler.mes (ast->info): Remove struct by value
  assignment debug printing.
2017-03-17 22:45:48 +01:00
Jan Nieuwenhuizen a4d65166c0 mescc: Support generic initializer.
* module/language/c99/compiler.mes (ast->info): Support generic
  declaration using initializer.  Supports struct field initializer.
* doc/examples/t.c (struct_test): Test it.
* doc/examples/mini-mes.c (call_lambda, eval_apply, write_byte,
  display_): Use it.  (call_lambda): (eval_apply,
  list_of_char_equal_p): Use it.
2017-03-17 17:54:37 +01:00
Jan Nieuwenhuizen ddd880bdc8 mescc: Remove last hardcodings for identifiers.
* module/language/c99/compiler.mes (ident->accu, ident->base):
  Use local:ptr, type->size to remove hard coding of functionx, c1.
  (expr->accu): Use type->size to remove hard coding of size byte.
  (decl->type): Also handle typename, bail out if type not found.
  (type->size): Print identifier and and bail out if type not found.
  (formal:ptr): New function.
  (formals->locals): Use it to set pointer value of parameter.  WAS: 0.
  (ast->info): Remove functionx hardcoding.
  (getchar): Rename c1 to c.
* doc/examples/t.c: Test it.
2017-03-17 17:32:23 +01:00
Jan Nieuwenhuizen cbee04c4b8 mescc: Support function call with enum value.
* doc/examples/mini-mes.c: Remove debug printing.
* module/language/c99/compiler.mes (push-global, push-local,
  push-global-address, push-local-address, push-local-de-ref): Return
  list of lambda.
  (push-ident): Support push constant.  Fixes mini-mes,
  cstring_to_list.
* doc/examples/t.c (test): Test it.
2017-03-17 08:37:45 +01:00
Jan Nieuwenhuizen a2f180ba4a mescc: Fix d-sel comparisons.
* module/language/c99/compiler.mes (ast->info): Save base while
computing accu. Fix comparison using d-sel in second argument.
* doc/examples/t.c: Test it.
* doc/examples/mini-mes.c (assq): Use it.
2017-03-14 00:15:13 +01:00
Jan Nieuwenhuizen d039b00349 mescc: Fix for character array s[0].
* module/language/c99/compiler.mes (expr->arg, expr->accu, ast->info):
  Use type size to calculate index.
* doc/examples/t.c: Test it.
* doc/examples/mini-mes.c (cstring_to_list): Simplify.
2017-03-13 19:38:38 +01:00
Jan Nieuwenhuizen 03c37b2e22 mescc: Support mini-mes running scheme program with builtins.
Mini-mes, compiled with either gcc or mescc, now runs a memory dump of
this mini-0.mes program

	(begin
	  (write-byte (make-cell 0 0 65))
	  (write-byte (make-cell 0 0 66))
          (write-byte (make-cell 0 0 67))
 	  (write-byte (make-cell 0 0 10))
	  #f)

when read and dumped by (gcc-compiled) mes-32.

* build-aux/mes-snarf.scm: FIXES ..collapse?
* module/language/c99/compiler.mes (ast->info): Bail out on unhandled
  declarations.  Was: verbosely skip.
2017-03-12 12:02:12 +01:00
Jan Nieuwenhuizen 1322d99c22 mescc: Support [for] itoa.
* module/mes/libc-i386.mes (i386:accu%base): New function.
* module/mes/libc-i386.scm: Export it.
* module/language/c99/compiler.mes (expr->accu): Use it to support mod.
* doc/examples/t.c (itoa): New function.
  (test): Test it.
* doc/examples/mini-mes.c (itoa)[!__GNUC__]: New function.
2017-03-12 11:05:20 +01:00
Jan Nieuwenhuizen 3268027e46 mescc: Support do .. while.
* module/language/c99/compiler.mes (ast->info): Support do-while.
* doc/examples/t.c (test): Test it.
2017-03-12 11:05:00 +01:00
Jan Nieuwenhuizen 76f1a89cef core+mini-mes: Replace manual snippets by snarfed includes.
* build-aux/mes-snarf.scm (symbol->source, function->header,
  function->source, function->environment): Add workarounds to
  avoid struct-copy initializers.
* GNUmakefile (mini-mes): Snarf symbols and functions.
* scaffold/mini-mes.c: Include mini-mes.h, mini-mes.symbols.h,
  mini-mes.symbols.i, mini-mes.i, mini-mes.environment.i.
  Add snarfable symbol/special definitions.
  (type_t): Prefix all types with `T', update users.
  (assert_defined, gc_push_frame, gc_peek_frame, gc_init_cells): Mark
  as internal.
* mes.c (type_t): Prefix all types with `T', update users.
* scaffold/mini-mes.c (eq_p, type_, car_, cdr_,
  list_of_char_equal_p, lookup_macro, write_byte): New functions (from
  mes.c).
  (assq): Add debugging, workaround.
2017-03-10 20:56:18 +01:00
Matt Wette d03ea06c84 nyacc: C99 CPP for code is better 2017-02-05 07:52:44 -08:00
Jan Nieuwenhuizen f738d4381d mescc: Support goto in while body.
* module/language/c99/compiler.mes (ast->info): Support goto in while
  body.
* doc/examples/t.c (test): Test it.
2017-03-10 07:01:51 +01:00
Jan Nieuwenhuizen f612feec47 core+mini-mes: Move function name to struct function.
* module/language/c99/compiler.mes (expr->arg): Handle char arguments.
* doc/examples/cons-mes.c (struct function): Add name field.
* doc/examples/mini-mes.c: Likewise.
  (mes_builtins): Update.
* mes.c: Likewise.
* build-aux/mes-snarf.scm: Update.
2017-03-09 23:27:12 +01:00
Jan Nieuwenhuizen e9560e95a5 mescc: Support strings in struct initialization.
* module/mes/elf-util.mes (add-s:-prefix, drop-s:-prefix): New functions.
* module/mes/elf-util.scm: Export them.
* module/language/c99/compiler.mes (string->global): Add `s:' prefix
  to global strings.  Update users.
  (expr->arg): Update.
  (expr->accu): Handle string expressions.
  (initzer->global): New function.
  (struct-field): Handle string field.
* doc/examples/t.c: Test it.
* doc/examples/mini-mes.c: Use it.

dun!
2017-03-09 08:14:27 +01:00
Jan Nieuwenhuizen dd52f580fb mescc: Compile all of mini-mes.
* module/language/c99/compiler.mes (case->jump-info): Support single statement.
* module/mes/elf-util.mes (function-prefix): Workaround for reversed
  functions.  FIXME!
* module/mes/elf.mes:
* scaffold/mini-mes.c (type_t): Rename FUNCTION to TFUNCTION for Nyacc.
  Add missing symbols.
  (eval_apply): Uncomment most.
* scaffold/tiny-mes.c:
* scaffold/cons-mes.c: Remove cruft.
2017-03-06 07:14:15 +01:00
Jan Nieuwenhuizen 78e70f9024 mescc: Support struct assignment.
* module/mes/libc-i386.mes (i386:base-address->accu-address,
  i386:accu+n, i386:base+n): New functions.
* module/mes/libc-i386.scm: Export them.
* module/language/c99/compiler.mes (ast->info): Use them.
* doc/examples/t.c: Test them.
* doc/examples/cons-mes.c: Drop workarounds.
* doc/examples/mini-mes.c: Likewise.
* mes.c:
2017-03-02 20:26:13 +01:00
Jan Nieuwenhuizen 08ea0da745 mescc: Fix add, sub, lshift.
* module/language/c99/compiler.mes (expr->accu): Fix add, sub, lshift.
* doc/examples/t.c: Test them.
* doc/examples/cons-mes.c:
* doc/examples/mini-mes.c:
2017-03-02 20:19:53 +01:00
Jan Nieuwenhuizen c9b251616a mescc: Support any expression as arg.
* module/language/c99/compiler.mes (expr->arg): Also push parameter,
  always return info.
  (ast->info): Loop over args.  Fixes using function calls in arguments.
* module/mes/libc-i386.mes (i386:push-arg): Remove.
  (i386:call, i386:call-accu): Remove arguments parameter.
* doc/examples/t.c: Test it.
2017-02-27 07:50:33 +01:00
Jan Nieuwenhuizen 394a3925be mescc: Rename expr->accu*.
* module/language/c99/compiler.mes (expr->accu*): Rename from expr->accuX.
2017-03-02 06:41:19 +01:00
Jan Nieuwenhuizen 07c4b02fa3 mescc: Fixes for goto.
* module/mes/libc-i386.mes (XXjump): New function.
* module/mes/libc-i386.scm: Export it.
* module/language/c99/compiler.mes (case->jump-info, ast->info): Use it.
* scaffold/t.c: Test it.
* GNUmakefile (cons-mes): New target.
* scaffold/cons-mes.c: New file.
* scaffold/mini-mes.c:
2017-04-02 12:13:04 +02:00
Jan Nieuwenhuizen 184c9f2641 mescc: Mini-mes runs (cons 0 1) dump.
* module/mes/libc-i386.mes (i386:Xjump-z, i386:Xjump-c,
  i386:Xjump-nc): New functions.
* module/mes/libc-i386.scm: Export them.
* module/language/c99/compiler.mes (case->jump-info, test-jump->info,
  ast->info): Use them.
* doc/examples/t.c: Test it.
* doc/examples/mini-mes.c: Run it.
2017-02-24 13:27:39 +01:00
Jan Nieuwenhuizen 70e4aec861 mescc: Run mini-mes.
* .gitignore: Ignore tiny-mes and tiny .mo's.
* doc/examples/tiny-mes.c: Simplify.
* doc/examples/mini-mes.c: Use simplifications from tiny-mes.
* doc/examples/t.c (read_test, struct_test): New functions.
  (test): Add tests for arena, g_cells globals.
* module/mes/elf-util.mes (dec->hex): New function.
  (lambda/label->list): Add text-address parameter.  Update callers.
* module/language/c99/compiler.mes (make, info, clone): Add init field.
  (.init): New function.
  (ident->accu): Add exceptions for globals.
* module/mes/elf-util.scm: Export it.
* module/mes/libc-i386.mes (i386:accu->base-ref,
  i386:byte-accu->base-ref, i386:accu->base-ref+n,
  i386:accu->global-ref, i386:global-ref->accu, i386:global-ref->base,
  i386:global-add, i386:global->accu):, i386:local-ref->accu,
  i386:local-ptr->accu, i386:local-ptr->base): New functions.
* module/mes/libc-i386.scm: Export them.
2017-01-29 15:22:39 +01:00
Jan Nieuwenhuizen 452b231645 mescc: bugfix: arg as function call.
* module/language/c99/compiler.mes (expr->arg):
2017-01-21 13:17:24 +01:00