Commit graph

603 commits

Author SHA1 Message Date
Jan Nieuwenhuizen 4726a6c9ce mescc: Support globals.
* module/language/c99/compiler.mes (write-any): Catch writing of
  procedure and give more debug information.
  (ref-local, ref-global): Remove.
  (push-global-ref, push-global, push-ident-ref): New functions.
  (push-ident): New function.
  (expr->arg): Use them.
  (ident->accu, ident->accu, accu->ident, value->ident, ident->base):
  Take info parameter, also handle globals.
  (ident-address->accu, ident->global, cstring->number): New functions.
  (ast->info): Update.
* module/mes/libc-i386.mes (i386:ret-local): Remove.
  (i386:push-global-ref): Rename from i386:ref-global.
  (i386:push-local): Rename from i386:ref-local.
  (i386:value->local): Rename from i386:local-assign.
  (i386:push-global, i386:push-local-ref, i386:value->global,
  i386:local-address->accu): New functions.
* module/mes/libc-i386.scm: Export them.
2017-01-10 20:12:06 +01:00
Jan Nieuwenhuizen 36f9d584c5 mescc: Small ELF tweaks allowing debugging with gdb.
* module/mes/elf.mes (make-elf): Change note section to comment.  Fixes
  readelf.  Add SHF-ALLOC to .text and .data.
2017-01-09 20:06:32 +01:00
Jan Nieuwenhuizen b98a2dda6e mescc: Handle && in if and while.
* scaffold/t.c (test): Add strcmp tests.
* module/language/c99/compiler.mes (expr->arg):
  (test->jump->info): New function.
  (ast->info): Use it.
* module/mes/libc-i386.mes (i386:global->accu):
  (i386:base-mem->accu): Rename from i386:mem->accu.
  (i386:byte-base-mem->accu): Rename from i386:base-mem->accu.
  (i386:accu-not, i386:global->accu, i386:xor-accu): New functions.
* module/mes/libc-i386.scm: Export them.
2017-01-08 17:51:40 +01:00
Jan Nieuwenhuizen 7667fb95c0 mescc: Proper support for i++,++i,i--,--i.
* module/language/c99/compiler.mes (ast->info): Bugfix: locals.
  Add i--, --i.  Properly support i++, ++i.
* module/mes/libc-i386.mes (i386:function-locals): Support 8 local vars.
* scaffold/t.c (test): Test it.
2017-01-07 21:53:12 +01:00
Jan Nieuwenhuizen c83ef66265 mescc: Beginning of expression and test template.
* scaffold/t.c: New file.
* GNUmakefile (mescc-check, t-check): New targets.
* module/language/c99/compiler.mes (write-any): Catch weirdness.
  (make): Add <function> slot.
  (.function): New accessor.
  (clone): Handle it.
  (function->info): Set it.
  (ast->info): Make tests generic in if, for, while.  Add goto, label,
  !, ==, !=, -, &&.
* module/mes/elf-util.mes (lambda/label->list): New function.
  (text->list): Use it.
  (functions->text, function-prefix): New function.
  (function-offset): Use it.
  (label-offset): New function.
* module/mes/elf-util.scm (mes): Export them.
* module/mes/elf.mes (make-elf): Use text->list.
* module/mes/libc-i386.mes (eputs, puts): Remove.
  (i386:byte-base-sub): Rename from sub-byte-base.
  (i386:byte-jump-z): Rename from i386:Xjump-byte-z.
  (i386:byte-mem->accu): Rename from i386:Xmem-byte->accu.
  (i386:byte-mem->base): Rename from i386:Xmem-byte->base.
  (i386:accu->local, i386:accu-non-zero?, i386:accu-zero?,
  i386:base-sub, i386:byte-sub-base, i386:jump-c, i386:jump-cz,
  i386:jump-nc, i386:jump-ncz, i386:byte-mem->base, i386:sub-base,
  i386:test-accu, i386:test-base, i386:test-jump-z, i386:value->base,
  i386:xor-zf): New functions.
2017-04-02 12:23:00 +02:00
Jan Nieuwenhuizen 8d1e001ab2 mescc: Have micro-mes use strcmp to print help.
* doc/examples/micro-mes.c (main): Add --help.
* module/language/c99/compiler.mes (info?): New function.
  (expr->accu): Handle function call and sub.
  (ast->info): Handle if not, and, de-ref, eq, sub, return f ().
* module/mes/libc-i386.mes (i386:accu-zero?, i386:Xmem-byte->accu,
  i386:Xmem-byte->base, i386:jump-byte-nz, i386:jump-byte-z,
  i386:test-byte-base, i386:Xjump-byte-z, i386:sub-byte-base): New
  functions.
* module/mes/libc-i386.scm: Export them.
2017-01-06 00:20:05 +01:00
Jan Nieuwenhuizen 107795b13c mescc: Compile specific for loop.
* module/language/c99/compiler.mes (ast->info): Handle for, pre-inc.
* GNUmakefile (main): New target.
* doc/examples/main.c:
  (exit, write, strlen,puts)[__GNUC__]: New functions; import from micro-mes.c
  (_start): New function.
2017-01-05 21:24:56 +01:00
Jan Nieuwenhuizen 4a3e419e30 mescc: Refactor compiler.
* module/language/c99/compiler.mes (make, clone): Lightweight functional
  GOOPS-like list-based info structure.
  (make-text+globals+locals): Remove.
  (ast->info): Rename from statement->text+globals+locals, refactor.
  Update callers.
  (function->info): Rename from function->globals, refactor.  Update
  callers.
  (ast-list->info): New function.
2017-01-05 00:55:46 +01:00
Jan Nieuwenhuizen 21a6f2ca52 scm: Fix psyntax/keyword/optargs interaction bug.
* module/mes/psyntax-0.mes (self-evaluating?): Add keyword?.
* module/mes/pmatch.mes (mes): Add missing psyntax dependency.
* module/mes/optargs.scm (rest-arg->keyword-binding-list): Make error
  messages non-constant.
* tests/optargs.test ("clone <info>"): New test.
2017-01-07 01:08:29 +01:00
Jan Nieuwenhuizen c60f19e041 mescc: Compile file supplied on command line.
* scripts/mecc.mes: Pass (command-line) to main.
2017-01-03 23:48:12 +01:00
Jan Nieuwenhuizen 3c35f59e63 nyacc: Add cpp to c99 mes module.
* module/nyacc/lang/c99/parser.mes: Include (nyacc lang c99 cpp).
2017-01-03 22:12:12 +01:00
Jan Nieuwenhuizen f106dbfdae mescc: Rename symbols to globals.
* module/language/c99/compiler.mes:
2017-01-03 18:34:49 +01:00
Jan Nieuwenhuizen 38dc229a01 mescc: Have micro-mes use if not to segfault.
* module/language/c99/compiler.mes (write-any): Check explicitly on
  number?, report error otherwise.
  (statement->text+symbols+locals): Remove statement-offset.
  Handle compounds.  Handle very specific if.
  (function->symbols): Remove unused text-offset.
* doc/examples/micro-mes.c (main): If argc > 1 print argv1.  Fixes
  segfault :-)
* module/mes/elf-util.mes (symbols->text): Loop rather than map,
  feed text-offset.
* module/mes/libc-i386.mes (i386:local-test, i386:jump-le): New
  functions.
* module/mes/libc-i386.scm: Export them.
2017-01-03 18:22:56 +01:00
Jan Nieuwenhuizen 296449c615 mescc: Have micro-mes print argv.
* module/language/c99/compiler.mes (expr->arg): Bugfix argv: Use
  size=4 (int).
  (statement->text+symbols+locals): Bugfixes: array-ref, initialize with
  immediate, initialize with local.
  (formals->locals): Bugfix: formals counted down from -1 [WAS: down to
  -1].
* module/mes/libc-i386.mes (i386:call): Reverse args pushes to match
  formals index changes.
  (i386:write): Update for changed formals push order.
  (i386:mem->accu, i386:value->accu): New functions.
* module/mes/libc-i386.scm (mes): Export them.
* doc/examples/micro-mes.c (eputs, puts, fputs): Make identical with
  mescc's implementations.
  (main): Print argv[0] and (unconditionally; crash if not given) argv[1].
2017-01-03 12:33:34 +01:00
Jan Nieuwenhuizen 01177f7324 mescc: Have micro-mes print argc.
* module/language/c99/compiler.mes (accu->ident): New function.
  (statement->text+symbols+locals): Use it to implement initialization
  with immediate, local.
  (_start): Call main with argc,argv [WAS: 0,0].
* module/mes/libc-i386.mes (i386:push-accu, i386:accu->local): New
  functions.
* module/mes/libc-i386.scm: Export them.
* doc/examples/micro-mes.c (main): Return argc as exit status.
2017-01-03 12:52:59 +01:00
Jan Nieuwenhuizen b93d5188ea mescc: Support literal .byte in asm ().
* module/language/c99/compiler.mes (expr->arg): Handle array-ref (int
  only).
  (byte->hex, asm->hex): New functions.
  (statement->text+symbols+locals): Use it to implement asm ().
2017-01-03 12:45:47 +01:00
Jan Nieuwenhuizen ea7e3f4952 mescc: Remove data section from disassembly.
* module/mes/elf.mes (make-elf): Remove executable bit from data.
2017-01-03 12:43:00 +01:00
Jan Nieuwenhuizen 109cbdd1e7 mescc: Formals, local variables.
* module/language/c99/compiler.mes (statement->text+symbols+locals):
  Rename from statement->text+symbols.  Handle locals.
  (formals->text): Add proper function preamble.
  (formals->locals): Add formals as locals.
  (expr->accu, ident->accu, ident->base, ident-ref, global-ref): New
  functions.
  (strlen, eputs, fputs, puts): New functions.
  (libc): New variable.
  (i386:libc): Rename from libc.  Remove eputs and puts.
* module/mes/libc-i386.mes (i386:eputs, i386:puts: Remove.
  (i386:call, i386:ret): Handle locals as argument.
  (i386:function-locals, i386:function-preamble, i386:jump,
  i386:local->accu, i386:local-add, i386:local-assign,
  i386:local->base, i386:ref-global, i386:ref-local, i386:ret-local,
  i386:mem-byte->accu, i386:test-jump, i386:write): New functions.
* module/mes/libc-i386.scm: Export them.
2017-01-02 23:21:33 +01:00
Jan Nieuwenhuizen 57e11b3147 mescc: Nicer functions/parameters.
* module/mes/libc-i386.mes (eputs, exit, puts): Save stack pointer,
  fill parameter registers from stack.
* module/language/c99/compiler.mes (formal->text): Fill parameter
  registers from stack memory.
  (formals->text): Save stack pointer.
2017-01-02 07:41:56 +01:00
Jan Nieuwenhuizen 0315d42306 mini-mes: Parse with Nyacc.
* doc/examples/mini-mes.c: Parse with Nyacc.
2017-01-02 07:50:44 +01:00
Jan Nieuwenhuizen 8989dab8b0 mescc: Scaffolding of Nyacc compile experiments.
* scaffold/micro-mes.c: New file.
* scaffold/mini-mes.c: New file.
* GNUmakefile (mini-mes, micro-mes): New targets.
* .gitignore: Ignore them.
2017-04-02 12:01:33 +02:00
Jan Nieuwenhuizen eb3fed2a00 mescc: Nyacc updates, factor-out elf-util.
* module/mes/bytevectors.mes
* module/mes/elf-util.mes: New file.
* module/mes/elf.mes: Use it.
  (make-elf): Generate symbol-table string-table.
* module/mes/elf-util.scm: New file.
* module/mes/elf.scm: Use it.
* module/language/c99/compiler.mes: Include it.
* module/language/c99/compiler.scm: Include it.
* module/mes/libc-i386.mes (call, eputs, exit, puts): New functions.
* module/mes/libc-i386.scm: Export them.
2017-04-02 11:55:37 +02:00
Jan Nieuwenhuizen 7ec42c3cc7 mescc: Use Nyacc frontend.
* module/language/c99/compiler.mes: New file.
* module/language/c99/compiler.scm: Include it.
* module/mes/elf.mes: Move (mes-use-module) into cond-expand.
* module/mes/elf.scm: New file.
* module/mes/libc-i386.scm: New file.
* module/nyacc/lang/c99/parser.mes: Add missing module includes.
* module/nyacc/lang/util.mes: Add missing module include.
* scripts/mescc.mes: Use Nyacc.
* guile/mescc.scm: New file.
* GNUmakefile (guile-mescc): Run it.
2016-12-31 09:03:07 +01:00
Jan Nieuwenhuizen cd44770258 scm: Avoid xpath's shadowing of filter.
* module/sxml/xpath.scm (xpath:filter): Rename from filter.  Fixes
  shadowing of core filter.
2017-01-03 22:18:22 +01:00
Matt Wette 5e988b4ebf nyacc: fixes didn't get in in 0.74.0 2017-01-08 16:59:20 -08:00
Matt Wette c5b99d79b7 nyacc: ugh. fixes did not take, why? 2017-01-08 16:56:24 -08:00
Matt Wette 16755c68b5 nyacc: new release 0.74.0 2017-01-08 13:06:33 -08:00
Matt Wette cafdfbb0bb nyacc: minor fixes 2017-01-08 13:00:57 -08:00
Matt Wette 9c32a41370 nyacc: lots of C99/CPP fixes. now more robust for code mode 2017-01-08 12:16:28 -08:00
Matt Wette 0b46949f48 nyacc: lots of fixes to make CPP more robust; now need to test 2017-01-07 16:06:09 -08:00
Matt Wette baea80d962 nyacc: updates for cpp-ok/not-ok 2017-01-06 08:03:41 -08:00
Matt Wette 2df0f57a30 nyacc: fixed c99/CPP bug: need to skip space before lparen 2017-01-02 07:42:23 -08:00
Matt Wette 7b665385c9 nyacc: have something working for in-place include 2017-01-01 19:40:27 -08:00
Matt Wette f5d1522166 nyacc: working on cpp-include fix 2017-01-01 07:54:21 -08:00
Matt Wette 6309b99aaa nyacc: creating fixes for 0.73.0 2016-12-31 08:33:07 -08:00
Matt Wette 5251e707ab nyacc: new release 0.73.0 2016-12-25 19:34:40 -08:00
Matt Wette e589c81c8d nyacc: misc updates; see ChangeLog 2016-12-25 19:31:09 -08:00
Matt Wette 4c4706f17e nyacc: multiple fixes 2016-12-03 07:19:35 -08:00
Matt Wette 4d5102dffd nyacc: starting devel on 0.72.0 2016-08-09 05:45:52 -07:00
Jan Nieuwenhuizen 1e8d27fb7d nyacc: Move README.nyacc.
* module/nyacc/README.nyacc: Moved from README.nyacc.
2016-12-26 08:06:49 +01:00
Jan Nieuwenhuizen fa0d10e121 nyacc: Add README.nyacc.
* README.nyacc: New file.
2016-12-26 08:05:00 +01:00
Jan Nieuwenhuizen 15518f92af tests: Move (ice-9 syncase) into cond-expand.
* tests/psyntax.mes: Move (ice-9 syncase) into cond-expand.  Fixes
  guile-2 deprecation messages.
2016-12-25 22:48:06 +01:00
Jan Nieuwenhuizen 1a58dbe3c6 nyacc: Move (ice-9 syncase) into cond-expand.
* module/nyacc/lalr.scm: Move (ice-9 syncase) into cond-expand.  Fixes
  guile-2 deprecation messages.
* module/nyacc/lang/c99/cpp.scm: Likewise.
* module/nyacc/lang/c99/parser.scm: Likewise.
* module/nyacc/lex.scm: Likewise.
2017-03-26 22:27:20 +02:00
Jan Nieuwenhuizen 43a1774750 core: Move GNUisms inside #if.
* mes.c: Move GNUisms inside #if, add Nyacc #ifs.
 (tmp_num2, tmp_num3): Remove.
 (make_tmps): Update.
 (g_free): Make simple int.  Update users.
* lib.c: Update users.
* build-aux/mes-snarf.scm (GCC?): New switch to enable GNU extensions.
2017-01-04 08:16:14 +01:00
Jan Nieuwenhuizen e74a7584e9 repl: Fix expand in repl.
* module/mes/repl.mes (repl): Fix expand.  Remove sc-expand.
2017-01-22 01:35:33 +01:00
Jan Nieuwenhuizen 712403752d scm: Error throws rather than hard exit.
* module/mes/read-0.mes (read-character, read-string): Call error.
* module/mes/scm.mes (error): Call core:error instead of exit.
  (syntax-error): Likewise.
* module/mes/repl.mes (repl): Move read into catch.
2017-01-04 00:11:47 +01:00
Jan Nieuwenhuizen 1f9476aeca repl: Use exception handling.
* module/mes/repl.mes (repl): Use catch to prevent exit upon error.
2016-12-28 20:49:19 +01:00
Jan Nieuwenhuizen cb1fa49767 core: Throw exceptions rather than asserts.
* lib.c (error): Throw instead of assert.
  (check_formals, check_apply): Update.
* mes.c (scm_symbol_unbound_variable, scm_symbol_not_a_pair,
  scm_symbol_system_error, scm_symbol_wrong_number_of_args,
  scm_symbol_wrong_type_arg, scm_symbol_unbound_variable): New symbols.
  (car, cdr, set_cdr_x, set_env_x, eval_apply, gc_up_arena): Update.
2016-12-28 22:26:33 +01:00
Jan Nieuwenhuizen 2675f711a3 core+scm: Implement exception handling.
* mes.c (scm_symbol_throw): New symbol.
* module/mes/catch.scm (catch, throw): Implement [WAS: syntactic sugar].
  (make-exception, exception?, exception-key, exception-args): Remove.
* tests/catch.test ("catch", "catch 22"): Add tests.
* module/mes/base-0.scm: Include it.
2016-12-28 22:26:07 +01:00
Jan Nieuwenhuizen 04bb0cb79d Revert "core: Display me debuggor CPS+CC."
This reverts commit 6c327b5bdceae6fc59ac8cce4aed99ea0a491846.
2016-12-28 16:37:06 +01:00