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Author SHA1 Message Date
Jan Nieuwenhuizen 137547afa7 mescc: Tinycc support: *global =. 
* module/language/c99/compiler.mes (base->ident-address):
  Support *global = ...
* scaffold/tests/74-multi-line-string.c: Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 73726b2e27 mescc: Tinycc support: anonymous union. 
* module/language/c99/compiler.mes (field:name): New function.
  (decl->info): Use it.
  (struct-field): Support anonymous union.
  (field:size): Update.
  (field-field): Update.
  (field-offset): Update.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen ef4868eb13 mescc: Tinycc support: ignore [ULL], UL, LL, L. 
* module/language/c99/compiler.mes (cstring->number): Drop suffix.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen eff1e97cdf mescc: Tinycc support: ~, ^=. 
* module/mes/as-i386.mes (i386:accu-not): New function.
  (i386:accu-negate): Rename from i386:accu-not.
* module/mes/as-i386.scm (mes): Export them.
* module/language/c99/compiler.mes (expr->accu): Support ~, ^=.
* scaffold/tests/60-math.c (test): Test it.
* stage0/x86.M1 (not____%eax): New define.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen cccbfe4c61 mescc: Tinycc support: struct.struct. 
* module/language/c99/compiler.mes (expr->accu): Support &*,
  bar.foo.i, p->foo.i, p->pf->i (*pp)->foo.i, [slightly modified] offsetof.
* scaffold/tests/72-typedef-struct-def.c (test): Test them.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen b87cd56376 mescc: Tinycc support: ***parameter. 
* module/language/c99/compiler.mes (.name): Support ***parameter.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 11fb4e03dc mescc: Tinycc support: bitwise-or initializer. 
* module/language/c99/compiler.mes (initzer->value): New function.
  (initzer->data): Use it to support bitwise-or initializer.
* scaffold/tests/74-multi-line-string.c (test): Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 3687740b64 mescc: Tinycc support: char*[] in function. 
* module/language/c99/compiler.mes (c99-input->full-ast): Add NULL.
  (decl->info): Support char* [] in function scope.
* scaffold/tests/71-struct-array.c (test) Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen e8023cd2ef mescc: Tinycc support: more list initializers. 
* module/language/c99/compiler.mes (init-declr->name): Handle array,
  pointer array.
  (init-declr->pointer): Likewise.
  (decl->info): Generalize list initializers, add pointer variant.
  FIXME: AST-rewriting?
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 8ec7e1225b mescc: Tinycc support: sizeof struct field. 
* module/language/c99/compiler.mes (expr->accu): Sizeof struct field.
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen d393785381 mescc: Tinycc support: sizeof typename. 
* module/language/c99/compiler.mes (expr->accu): Sizeof typename.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 0fa425ed5e mescc: Tinycc support: pre/post-inc/dec more. 
* module/language/c99/compiler.mes (expr-add): New function.
  (expr->pointer): New function.
  (expr->accu): Use it to support broader pre/post-inc/dec..
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 59e663021a mescc: Tinycc support: comma operator. 
* module/language/c99/compiler.mes (expr->accu): Handle comma operator.
* scaffold/tests/74-multi-line-string.c (test): Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 3cdfdd7407 mescc: Tinycc support: assign pointer to struct field. 
* module/language/c99/compiler.mes (expr->accu, expr->accu*): Support
  pointer field selection.
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 9b66421ce8 mescc: Tinycc support: multi-line strings. 
* module/language/c99/compiler.mes (initzer->data, expr->global):
  Handle multi-line strings.
* scaffold/tests/74-multi-line-string.c: New file.
* make.scm (add-scaffold-test): Build it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 3ae27f52e4 mescc: Tinycc support: union. 
* scaffold/tests/73-union.c: New file.
* module/language/c99/compiler.mes (union->type-entry): New
  function.
  (decl->info): Support unions.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 07ee1fbf4f mescc: Tinycc support: struct. 
* scaffold/tests/72-typedef-struct-def.c: New file.
* module/language/c99/compiler.mes (decl->info): Struct support for tinycc.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 94b3c828d3 mescc: Refactor decl. 
* module/mes/as-i386.mes (i386:mem->base, i386:nop): New functions.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes:
* stage0/x86.M1 (nop,mov____(%edx),%edx,movzbl_(%edx),%edx): New defines.
* scaffold/tests/23-pointer.c: New file.
* scaffold/tests/t.c: New file.
* make.scm: Build them.
* module/language/c99/compiler.mes (init-declr->name): Handle array.
  (init-declr->pointer): Likewise.
  (ident->accu): Simplify.
  (ident->base): Simplify.
  (ident-address->base): Typo.
  (expr->accu): Simplify.
  (decl->info): Simplify.
* mlibc/libc-mes.c (getenv): Remove superfluous statement.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 69e997047a mescc: Use records for Guile: <local>. 
* module/language/c99/info.scm (<local>): New record.
* module/language/c99/compiler.mes (make-local-entry): Rename from
  make-local.  Update callers.
  (local-var?): Rename from local?. Update callers.
* module/language/c99/info.mes (make-local, local:type, local:pointer,
  local:id): Move from compiler.mes.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen d2650c8ebf mescc: Use records for Guile: <global>. 
* module/language/c99/info.scm (<global>): New record.
* module/language/c99/compiler.mes (make-global-entry): Rename from
  make-global.  Update callers.
* module/language/c99/info.mes (make-global, global:type,
  global:pointer, global:value): Move from compiler.mes.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen c0fb6d247d mescc: Use records for Guile: <type>. 
* module/language/c99/info.scm (<type>): New record.
* module/language/c99/compiler.mes (make-type-entry): Rename from
  make-type.  Update-callers.
* module/language/c99/info.mes (make-type, type:type, type:size,
  type:pointer, type:description): Move from compiler.mes.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 5d54461f67 mescc: Use records for Guile: <info>. 
* module/language/c99/info.scm (<info>): Make immutable record.
  Update users.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 52b09c5f17 mescc: Use records for Guile: preparation. 
* module/language/c99/info.mes: New file.
* module/mes/M1.mes: Use it.
* scripts/mescc.mes: Use it.
* module/language/c99/compiler.mes: Use it.  (<info>, <types>,
  <constants>, <functions>, <globals>, <locals>, <function>, <text>,
  <break>, <continue>, make, info?, .info, .types, .constants,
  .functions, .globals, .locals, .function, .text, .break, .continue):
  Remove.
* module/language/c99/info.scm: New file.
* module/language/c99/compiler.scm: Use it.
* guile/mescc.scm: Use it.
* module/mes/M1.scm: Use it.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 81f3fb0ecf mescc: Refactor decl. 
* module/language/c99/compiler.mes (decl->info, ptr-declr->pointer):
  New function.
  (ast->info): Use decl->info.
 2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 1bddb52c75 build: Resurrect guile-2.0. Thanks rain1! 
* module/mes/guile.scm: New file.
* module/mes/elf.scm: Include it.
* module/mes/bytevectors.scm: : Include it.
* module/mes/as.scm: Include it.
* module/mes/as-i386.scm: Include it.
* module/mes/M1.scm: Include it.
* module/language/c99/compiler.scm: Include it.
* make.scm: Update.
 2017-07-26 11:36:07 +02:00
Jan Nieuwenhuizen 637c40aeb9 mescc: Avoid warnings in recursve functions. 
* module/language/c99/compiler.mes (expr->accu): Avoid warnings in recursve functions.
 2017-07-09 11:01:30 +02:00
Jan Nieuwenhuizen f8865ab276 mescc: undefine __GNUC__. 
* module/language/c99/compiler.mes (c99-input->full-ast): Remove
  __GNUC__=0.  Should help compiling pcc, libguile/eval.c.
 2017-07-09 09:26:04 +02:00
Jan Nieuwenhuizen ebb15c72a3 mescc: Support stdarg. 
* mlibc/include/stdarg.h (va_list): New type.
  (va_start, va_arg, va_end, va_copy): New macro.
  (vprintf): New declaration.
* mlibc/libc-mes.c (vprintf): New function.
  (printf): Rewrite using vprintf.
* module/language/c99/compiler.mes (expr->accu, expr->accu*): Handle
  any array.  Limitation: element size must be 4/sizeof (expression).
  (make-type): Add value pointer to type.
  (type:type, type:size, type:pointer, type:description): New functions.
  (ast->info): Handle typedef with pointer.
 2017-07-05 18:48:08 +02:00
Jan Nieuwenhuizen 83a43b81b3 mescc: Produce M1 output instead of hex2. 
Use: ./make.scm [TARGET]
     ./make.scm check

* stage0/x86.M1: New file.
* mlibc/mini-libc-mes.c (exit, write): Use M1 instead of .byte.
* mlibc/libc-mes.c (_start, exit, read, write, open, access, brk,
  fsync, printf): Use M1 instead of .byte.
* module/mes/as-i386.mes: Use M1.
* module/mes/make.scm: New file.
* make.scm: New file.
* guile/guix/records.scm: New File.
* guile/guix/shell-utils.scm: New file.
* module/mes/M1.mes: Rename from hex2.mes.
* module/mes/M1.scm: Rename from hex2.scm.
* scripts/mescc.mes: Update callers.
* guile/mescc.scm: Update callers.
 2017-07-02 16:25:14 +02:00
Jan Nieuwenhuizen c44df4ed8a mescc: Remove ELF creation, handled by hex2 now. 
* module/language/c99/compiler.scm (make-global, global:type,
  global:pointer, global:value): Move from elf-util.mes
* module/mes/as.mes: New file.
* module/mes/as-i386.mes: Use it.
* module/mes/as-i386.scm: Use it.
* module/mes/elf-util.mes: Remove.
* module/mes/elf.mes (elf32-addr, elf32-half, elf32-off, elf32-word,
  make-elf, write-any, object->elf): Remove
  (hex2->elf): New function with dummy implementation.
* module/mes/elf.scm: Update exports.
* module/mes/hex2.mes (object->elf): New function.
* module/mes/hex2.scm: Export it.
 2017-06-25 09:26:25 +02:00
Jan Nieuwenhuizen 1de0f33020 mescc: Produce object files in hex2 format, remove hex3. 
* GNUmakefile (HEX2_FLAGS): New variable.
* make/mescc-guile.make ($(OUT)/$(TARGET)): Use HEX2 for linking.
* make/mescc-mes.make ($(OUT)/$(TARGET)): Likewise.
* guile/mescc.scm (main): Remove hex3 support.
* scripts/mescc.mes (main): Likewise.
* stage0/elf32-0header.hex2: New file, merging of elf32.hex and elf32-header.hex2.
* stage0/elf-0footer.hex2: New file.
* stage0/elf32-header.hex2: Rename from elf32-header-exit-42.hex2,
  repurpose as generic debug heder.
* stage0/elf32-footer-single-main.hex2: Rename from elf32-footer-exit-42.hex2,
  repurpose as generic debug footer for single-main source.
* stage0/exit-42.c: New file.
* stage0/stage0.make ($(OUT)/0exit-42): Test 0header, 0footer.
  ($(OUT)/exit-42.guile): Test generic debug header, footer.
* stage0/elf32.hex2: Remove.
 2017-06-25 09:33:55 +02:00
Jan Nieuwenhuizen 77dfdd44b7 mescc: Remove jump calculation, use labels: rename jumps. 
* module/mes/as-i386.mes (i386:jump, i386:jump-byte-z, i386:jump-g,
  i386:jump-ge, i386:jump-nc, i386:jump-ncz, i386:jump-nz,
  i386:jump-z): Rename from i386:jump-label*.
* module/mes/as-i386.scm (mes): Update exports.
* module/language/c99/compiler.mes (ast->info): Update callers.
 2017-06-13 20:31:03 +02:00
Jan Nieuwenhuizen bdd80babb8 mescc: Remove jump calculation, use labels: cleanup. 
* module/language/c99/compiler.mes (test->jump->info): Remove.
 2017-06-12 20:58:49 +02:00
Jan Nieuwenhuizen 7d7126bf0d mescc: Remove jump calculation, use labels: switch. 
* module/language/c99/compiler.mes (expr->accu): Refactor (switch ...).
  (clause->info): Refactor.
 2017-06-13 20:20:38 +02:00
Jan Nieuwenhuizen 36e0219af3 mescc: Remove jump calculation, use labels: and, or. 
* module/language/c99/compiler.mes (expr->accu): Refactor (and
  ...), (or ...).
 2017-06-12 22:11:19 +02:00
Jan Nieuwenhuizen 0a94b499fa mescc: Remove jump calculation, use labels: if. 
* module/language/c99/compiler.mes (ast->info): Refactor (if ...)
  using test-jump-label->info.
 2017-06-12 20:11:37 +02:00
Jan Nieuwenhuizen 4e564c3ce3 mescc: Remove jump calculation, use labels: for. 
* module/language/c99/compiler.mes (ast->info): Refactor (for ...)
  using test-jump-label->info.
 2017-06-12 19:46:35 +02:00
Jan Nieuwenhuizen 0f19aba1a8 mescc: Remove jump calculation, use labels: do while. 
* module/language/c99/compiler.mes (ast->info): Refactor (do-while
  ...)  using test-jump-label->info.
 2017-06-12 19:00:24 +02:00
Jan Nieuwenhuizen 42ca62b075 mescc: Remove jump calculation, use labels: ?. 
* module/language/c99/compiler.mes (ast->info): Refactor (cond-expr
  ...)  using test-jump-label->info.
 2017-06-12 18:43:25 +02:00
Jan Nieuwenhuizen 44a97b03d9 mescc: Support continue in while. 
* module/language/c99/compiler.mes (make): Add continue field.
  (.continue): New function.
  (clone): Support continue field.
  (ast->info): Support continue.
* scaffold/t.c (test): Test it.
 2017-06-12 17:10:29 +02:00
Jan Nieuwenhuizen 9843f88d74 mescc: Remove jump calculation, use labels: while. 
* module/language/c99/compiler.mes (ast->info): Refactor (while ...)
  using test-jump-label->info.
 2017-06-12 21:06:12 +02:00
Jan Nieuwenhuizen 5bf3c92938 mescc: Remove jump calculation, use labels: prepare. 
* module/language/c99/compiler.mes (test-jump-label->info): New
  function.
* module/mes/as-i386.mes (i386:jump-label-z,i386:jump-label-byte-z,
  i386:jump-label-g, i386:jump-label-ge,i386:jump-label-nz): New
  functions.
* module/mes/as-i386.scm: Export them.
 2017-06-12 21:00:50 +02:00
Jan Nieuwenhuizen 7cce8c6090 mescc: Remove duplication of string globals. 
* module/language/c99/compiler.mes (expr->global): Curry-in globals.
  Update callers.
  (initzer->global): Likewise.
 2017-06-12 10:49:31 +02:00
Jan Nieuwenhuizen d46994f2fe mescc: Unify labels. 
* module/language/c99/compiler.mes: Use (#:address label) (#local
  label) (#:relative label) thoughout.
* module/mes/elf-util.mes (add-s:-prefix, drop-s:-prefix): Remove.
  (function->text): Update.
* module/mes/hex2.mes (write-hex2): Update.
 2017-06-11 18:05:56 +02:00
Jan Nieuwenhuizen 1263d6e278 mescc: Write object files in hex2 or hex3 format. 
* stage0/elf32.hex2: New file.
* module/mes/hex2.mes: New file.
* module/mes/hex2.scm: New file.
* module/language/c99/compiler.mes: Eradicate object lamdas.
  (current-eval, dec-xhex, function:-object->text, object->elf,
  object->objects, merge-objects, alist-add): Remove.
* module/mes/elf.mes (object->elf): New function, move from compiler.mes.
* module/mes/elf.scm: Export it.
* guile/mescc.scm (parse-opts): Add -g.
  (main): Use it.
* scripts/mescc.mes: Likewise.
* scripts/mescc-guile.make (MESCC.scm, MESLD.scm): Add -g flag.
* scripts/mescc-mes.make (MESCC.mes, MESLD.mes): Likewise.
* scaffold/m.c: Add proper includes.
* scaffold/argv.c: New file.
* scaffold/hello.c: Simplify.
* scaffold/micro-mes.c: Add proper includes.
* scaffold/t.c: Add proper includes.
 2017-06-11 13:11:40 +02:00
Jan Nieuwenhuizen c1d91c722d mescc: Support for non-Guix[SD] builds. 
* module/language/c99/compiler.mes (c99-input->full-ast): Cater for
  C_INCLUDE_PATH not set.  Fixes non-Guix[SD] builds.
 2017-06-20 19:42:37 +02:00
Jan Nieuwenhuizen 86b891ecb6 mescc: Bugfix for merging objects. 
* mlibc/libc-mes.c (main): Declare.
* mlibc/mini-libc-mes.c (g_stdin): Define.
  (main): Declare.
* module/language/c99/compiler.mes (alist-add): Thinko.  Fixes merging
  objects when first declares function of next.
 2017-06-05 11:42:15 +02:00
Jan Nieuwenhuizen 4d1df9cbcb mescc: move include into share/mlibc, allows installing alongside gcc. 
* mlibc: Rename from libc.
* HACKING: Update for name change.
* make/bin.make: Likewise.
* make/mescc-guile.make: Likewise.
* make/mescc-mes.make: Likewise.
* scaffold/scaffold.make: Likewise.
* make/install.make: Likewise.
  (install): Install mlibc into share/mlibc.
 2017-06-03 12:27:53 +02:00
Jan Nieuwenhuizen 0a07a01b29 mescc: Handle any const, by ignoring. 
* module/language/c99/compiler.mes (ast-strip-const): New function.
  (c99-input->ast): Use it.
  (type->size, type->description, ast->info): Remove const handling.
 2017-06-02 13:12:56 +02:00
Jan Nieuwenhuizen 6f842c6051 mescc: Support array in struct. 
* module/language/c99/compiler.mes: (field:size, field-offset): New
  functions.  Update callers, use them throughout.
  (ast->info): Support declaration of struct and typedef'ed struct
  variable with array fields.
  (expr->accu, expr->accu*): Support foo.bar[baz], foo->bar[baz].
* scaffold/t-tcc.c: Test it.
 2017-05-31 20:52:48 +02:00
Jan Nieuwenhuizen 9f56b8b102 core: Always include reader.c, drop binary read-0-32.mo dependency. 
* module/language/c99/compiler.mes (c99-input->full-ast): Remove
  obsolete __NYACC__ and MES_FULL defines.
* src/mes.c [!MES_FULL]: Include reader-mes.h.
  (mes_builtins) [!MES_FULL]: Include reader.mes.i, reader.me.environment.i.
  [!MES_FULL]: Include reader.c.
  (main) [!MES_FULL]: By default call load_env, only call bload_env
  when --load is supplied.  WAS: Always bload read-0-32.mo.
* src/reader.c (__end_of__mes_): Remove.
  (dump): Remove option of dumping tiny test program.
* make/mescc-mes.make ($(OUT)/$(TARGET), mescc.mes-ccompile,
  mescc.mes.c-compile-E): Depend on $(OUT)/mes, scripts/mes.
* src/src.make (mes.guile): Remove module/mes/read-32-0 dependency.
  Do not build $(OUT)/mes.mes.
* module/module.make (module/mes/read-0.mo, module/mes/read-0-32.mo,
  module/mes/tiny-0-32.mo): Remove targets.
  (CLEAN): Do not add them.  Neither install $(OUT)/mes.mes.
* .gitignore: Remove exceptions for them.
* make/install.make (install): Do not install them.
* HACKING: Update info about creating module/mes/read-32-0.mo.
* scaffold/mini-mes.c: Remove.
* scaffold/tiny-mes.c: Remove.
* scaffold/cons-mes.c: Remove.
* scaffold/scaffold.make (tiny-mes.libc, tiny-mes.guile, tiny-mes.mes,
  mini-mes.libc, mini-mes.guile, mini-mes.mes): Reemove targets.
 2017-05-28 16:03:45 +02:00
Jan Nieuwenhuizen f6671eaf3e mescc: Add missing builtins. 
* module/language/c99/compiler.mes (i386:type-alist): Add missing
  builtins.  TODO: identify and handle unsigned.
 2017-05-27 09:28:08 +02:00
Jan Nieuwenhuizen bade7d5519 mescc: Support typedef and many TCC declaration variants. 
* module/language/c99/compiler.mes (ast->info): Register typedefs in types.
  (enum-def-list->constants): Support addition and substraction in
  enum field values.
  (get-type): New function.  Use throughout.
 2017-05-25 07:32:29 +02:00
Jan Nieuwenhuizen 3b4e7cd8a8 mescc: Handle comments anywhere. 
* module/language/c99/compiler.mes (c99-input->full-ast): Rename from c99-input->full-ast.
  (ast-strip-comment, c99-input->ast): New functions.
  (ast->info): Remove comment exceptions.
 2017-05-25 19:48:26 +02:00
Jan Nieuwenhuizen 92a330ff07 mescc: Support anonymous enums. 
* module/language/c99/compiler.mes (enum-def-list->constants): New function.
  (ast->info): Support anonymous enum.
 2017-05-25 07:57:26 +02:00
Jan Nieuwenhuizen 6af7556d51 mescc: C99 header files and declaraions. 
* libc/include/assert.h (assert_fail):
* libc/include/stdio.h:
+int eputs (char const* s);
+int fputs (char const* s);
+int puts (char const* s);
+int putchar (int c);
+int fputc (int c, int fd);
+int getchar ();
* libc/include/stdlib.h:
+char* getenv (char const* s)
+int atoi (char const *s);
+int *malloc (size_t);
+int *realloc (int *p, int size);
* libc/include/unistd.h (access):
* src/lib.c (display_helper):
* src/mes.c (read_input_file_env):
* src/posix.c: Include unistd.h.
 2017-05-23 07:16:08 +02:00
Jan Nieuwenhuizen cf51f3f5bd mescc: support -E. 
* guile/mescc.scm (parse-opts): Add -E.
  (source->ast): New function.
  (main): Use it.
* scripts/mescc.mes (parse-opts): Add -E.
  (source->ast): New function.
  (main): Use it.
 2017-05-22 19:22:18 +02:00
Jan Nieuwenhuizen 3c880bbb56 mescc: Refactor mlibc compilation. 
* libc/libc-mes.c: New file.  Contents from module/mes/libc.mes, module/mes/libc-i386.mes.
* libc/libc-gcc.c: Rename from libc/mlibc.c, include libc/mstart.c
* libc/mstart.c: Remove.
* module/mes/libc-i386.mes: Remove.
* module/mes/libc-i386.scm: Remove.
* module/mes/libc.mes: Remove.
* module/mes/libc.scm: Remove.
* GNUmakefile (CFLAGS): Include libc-gcc.c (WAS: mlibc.c).
* make/bin-mlibc.make (C_FLAGS): Remove start.c include.
* make/mescc-guile.make: Rewrite using compile, link.
* make/mescc-mes.make: Likewise.
* scaffold/m.c: Update.
 2017-05-21 22:25:02 +02:00
Jan Nieuwenhuizen 2027754a59 mescc: support -c, -o. 
* module/language/c99/compiler.mes: Throughout: quote lambda's.
  (current-eval): New function.
  Thanks Andy!
  (object->list): New function.  Update callers.
  (c99-input->info): Dump a.o.
  (initzer->non-const, function:object->list): New functions.
  (info:object->list): New function.
  (c99-input->elf): Call it.
* module/mes/as-i386: Throughout: quote lambda's.
* scripts/mescc.mes (main): Rewrite.
* guile/mescc.scm (main): Likewise.
 2017-05-17 13:56:25 +02:00
Jan Nieuwenhuizen 78a066ff3f mescc: Remove LALR C frontend prototype. 
* module/language/c/compiler.mes: Remove.
* module/language/c/lexer.mes: Remove.
* module/language/c/parser.mes: Remove.
 2017-05-21 12:38:29 +02:00
Jan Nieuwenhuizen 45ce77df85 core: Add current-output-port, open-output-file, set-current-output-port. 
* libc/include/fcntl.h: Declare it.  Add some fcntl defines.
* libc/include/stdio.h: Remove fcntl defines, Declare g_stdout.
* module/language/c99/compiler.mes (c99-input->ast): Define O_WRONLY, O_RDWR.
* module/mes/guile.mes (with-output-to-file, with-output-to-port): New functions.
* src/posix.c (current_output_port, open_output_file,
  set_current_output_port): New functions.
* libc/mlibc.c (open): Add optional mode parameter.
* module/mes/libc-i386.mes (i386:open): Forward third parameter.
* scaffold/mini-mes.c (main): Init g_stdout.
* src/mes.c (main): Likewise.
 2017-05-19 06:56:47 +02:00
Jan Nieuwenhuizen 7241756945 mescc: Minimal support for short. 
* module/language/c99/compiler.mes (i386:type-alist): Add short.
 2017-05-08 21:34:08 +02:00
Jan Nieuwenhuizen ae7a42671a mescc: Add strcpy. 
* libc/include/string.h (strcpy): Declare.
* libc/mlibc.c (strcpy): New function.
* module/mes/libc.mes (strcpy): New function.
  (libc): Add it.
* scaffold/t.c (string_test): Test it.
 2017-05-08 21:15:53 +02:00
Jan Nieuwenhuizen 5d0202bbf7 mescc: Enhance sizeof support. 
* module/language/c99/compiler.mes (expr->accu): Support sizeof (simple-type),
  sizeof (var).
 2017-05-08 21:32:32 +02:00
Jan Nieuwenhuizen ed3aa5be35 mescc: Support void return. 
* module/language/c99/compiler.mes (ast-info): Support `return'.
 2017-05-08 20:06:20 +02:00
Jan Nieuwenhuizen df878c59d9 mescc: Bugfixes for local char[]. 
* module/language/c99/compiler.mes (push-ident): Cater for local arrays.
  (expr->accu): Avoid post-inc/post-dec twice on rhs of assignment.
  Fix size lookup for local char arrayns.
 2017-05-07 07:36:44 +02:00
Jan Nieuwenhuizen 0bc2c05dba mescc: Enhance enum support. 
* module/language/c99/compiler.mes (ast->info): Support enum variable
  declaration.  Respect field value overrides.
 2017-05-06 19:31:00 +02:00
Jan Nieuwenhuizen 390059a42d mescc: Support binary constants. 
* module/language/c99/compiler.mes (cstring->number): Support binary 0bxxx values.
* scaffold/t.c (math_test): Test it.
 2017-05-06 18:16:24 +02:00
Jan Nieuwenhuizen 2eae07de72 mescc: Support ==, != as expression value. 
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (expr->accu): Set accu to 0/1 for eq, ne.
* module/mes/as-i386.mes (i386:nz->accu, i386:z->accu,
  i386:accu<->stack): New functions.
* scaffold/t.c (math_test): Test it.
 2017-05-06 17:30:14 +02:00
Jan Nieuwenhuizen be6e30a8fa mescc: Support &, ^. 
* module/mes/as-i386.mes (i386:accu-and-base, i386:accu-xor-base): New functions.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (expr->accu): Support bitwise-and, bitwise-xor.
 2017-05-06 14:57:39 +02:00
Jan Nieuwenhuizen 6272356959 mescc: Support struct pointers. 
* module/language/c99/compiler.mes (expr->accu): Support
  &struct.field, struct->field.
  (ast->info): Support struct *foo = &bar;
* scaffold/t.c (struct_test): Test it.
 2017-05-06 11:01:58 +02:00
Jan Nieuwenhuizen 5246de5e39 mescc: Support struct definition with variable declaration. 
* module/language/c99/compiler.mes (ast->info): Support `struct foo {} bar;'.
 2017-05-06 09:27:28 +02:00
Jan Nieuwenhuizen 68528219cb mescc: Support void functions. 
* module/language/c99/compiler.mes (function->info): Add return if
  missing.  Fixes calling void functions (and functions where return
  is missing).
* scaffold/t.c (void_func): Test it.
 2017-05-06 09:11:42 +02:00
Jan Nieuwenhuizen 6dc19bd040 mescc: Bugfix for break in switch not in compound. 
* module/language/c99/compiler.mes (clause->jump-info): Rename from
  case->jump-info.
  (statements->clauses): New function.
  (ast->info): Use it.  Fixes switch statement with break in a case
  outside of a compound.
* scaffold/t.c (swits): Test it.
 2017-05-06 08:39:04 +02:00
Jan Nieuwenhuizen f5372bdeff mescc: Enhance [int/pointer] array support. 
* module/language/c99/compiler.mes (p-expr->type): Handle array-ref
  with any index.
  (ast->info): Support plain array declerations.
  (expr->accu): For size == 4, assume value in accu.  Fixes int/pointer arrays.
* scaffold/t.c: Test it.
 2017-05-05 09:24:19 +02:00
Jan Nieuwenhuizen 03211ee91d mescc: Enhance struct support. 
* module/language/c99/compiler.mes (expr->accu): Remove struct scm
  hardcoding.
  (p-expr->type): New function.
  (ast->info): Support struct variable declaration without
  initializer.  Set struct type for all struct declarations.
 2017-05-04 19:39:23 +02:00
Jan Nieuwenhuizen fe727301c5 mescc: Support regular C99 compile, headers + mlibc. 
* libc/include/assert.h: New file.
* libc/include/ctype.h: New file.
* libc/include/errno.h: New file.
* libc/include/fcntl.h: New file.
* libc/include/limits.h: New file.
* libc/include/mlibc.h: New file.
* libc/include/stdio.h: New file.
* libc/include/stdlib: New file.
* libc/include/string.h: New file.
* libc/include/unistd.h: New file.
* libc/mlibc.c: Remove declarations.
* make/bin.make (INCLUDES): Factor out standard includes.
* make/bin-mlibc.make: New file.
* scaffold/scaffold.make: Use it.
* src/src.make: Use it.
* module/language/c99/compiler.mes (ast-info): Handle more function declarations.
* scaffold/cons-mes.c: Remove mlibc definitionsa and mlibc.c include.
  Instead include <mlibc.h>.
* scaffold/hello.c: Likewise.
* scaffold/m.c: Likewise.
* scaffold/malloc.c: Likewise.
* scaffold/micro-mes.c: Likewise.
* scaffold/mini-mes.c: Likewise.
* scaffold/t.c: Likewise.
* scaffold/tiny-mes.c: Likewise.
* src/gc.c: Likewise.
* src/lib.c: Likewise.
* src/math.c: Likewise.
* src/mes.c: Likewise.
* src/posix.c: Likewise.
* src/reader.c: Likewise.
 2017-05-02 23:30:46 +02:00
Jan Nieuwenhuizen d9780e66cd mescc: Support list of initializers. 
* module/language/c99/compiler.mes (ast->info): Support list of initializers.
 2017-05-03 08:09:19 +02:00
Jan Nieuwenhuizen 4e0042cae6 mescc: Basic printf support. 
* module/mes/libc-i386.mes (i386:va-arg): New function.
* module/mes/libc-i386.scm (mes): Export it.
* module/mes/libc.mes (printf): New function.
  (libc): Add it.
* libc/include/stdio.h: New file.
* module/language/c99/compiler.mes (c99-input->ast): Add libc/include
  to include path.
  (ast-info): Handle (skip) ellipsis in function declaration.
 2017-05-02 17:00:07 +02:00
Jan Nieuwenhuizen d9e5e2d21f doc: Release update. 
* AUTHORS: Mention Nyacc and GuixSD.
* NEWS: Update.
* README: Update.
* doc/ANNOUNCE-0.5 New file.
* HACKING: Add pointers, update TODO/DONE.
 2017-04-27 12:08:16 +02:00
Jan Nieuwenhuizen 26dcf7136b mescc: Parse mlibc early, show progress. 
* module/mes/libc.mes (_start, strlen, getchar, assert_fail, ungetc,
  putchar, fputc, eputs, fputs, puts, strcmp, itoa, isdigit, atoi,
  malloc, realloc, strncmp, c:getenv): Change to function, add
  progress.  Update callers.
* module/language/c99/compiler.mes (c99-input->info): Compile libc separately.
* guile/mescc.scm: Update progress.
* scripts/mescc.mes: Update progress.
 2017-04-24 19:09:54 +02:00
Jan Nieuwenhuizen 777fbc9d70 mescc: Avoid duplication of globals. 
* module/language/c99/compiler.mes (globals:add-string): New function.
  (expr->arg): Use it to avoid globals duplication.
  (expr->accu): Do not pre-add globals.
 2017-04-23 13:53:36 +02:00
Jan Nieuwenhuizen 7f3e44e361 mescc: Fix global creation in AND/OR clause. 
* module/language/c99/compiler.mes (test->jump->info): Retain globals
  created in AND/OR test.
 2017-04-23 13:53:08 +02:00
Jan Nieuwenhuizen 996c449a81 mescc: Add getenv. 
* module/mes/libc-i386.mes (i386:_start): Push environment pointer.
* module/mes/libc.mes (g_environment): New global.
  (_env): New function.
  (_start): Use it to set g_environment.
  (getenv): New function.
* lib/mlibc.c (strncmp): New function.
  (getenv): Implement.
* lib/mstart.c (_start): Set g_environment.
* module/mes/libc.mes (strncmp): New function.
  (libc): Add it.
* scaffold/t.c: (array_ref): Test it.
 2017-04-17 02:24:20 +02:00
Jan Nieuwenhuizen d47f0f65c5 mescc: Support pointer arrays and some arithmetic. 
* module/language/c99/compiler.mes (.name): Support **; handle type size.
  (.statements): Likewise.
  (push-local-de-ref): Likewise.
  (push-ident-de-ref): Likewise.
  (expr->arg): Likewise.
  (ident->accu):  Likewise.
  (base->ident-address):  Likewise.
  (ident-add): Likewise.
  (expr->accu):  Likewise.
  (decl->type):  Likewise.
  (formal->text):  Likewise.
  (int->global, ident-address->accu, ident-address->base): New functions.
  (ast->info): Support *, *[] ** declarations.
  (push-local-de-de-ref,  push-ident-de-de-ref): New functions.
* module/mes/as-i386.mes (i386:push-byte-local-de-ref): Rename from
  i386:push-local-de-ref.  Update callers.
  (i386:push-local-de-ref, i386:push-byte-local-de-de-ref,
  i386:accu-mem-add): New functions.
* module/mes/as-i386.scm (mes): Export them.
* scaffold/t.c (array_test): Test it.
 2017-04-17 02:15:11 +02:00
Jan Nieuwenhuizen 38d30a3e42 build: Refactor. 
* GNUmakefile (OUT,QUIET,SUBDIRS): New variables.
  include make/common.make
* .gitignore: Remove toplevel targets.
* build-aux/compile-all.scm: Import from GNU Guix.
* configure (gulp-pipe): Check exit status.  Actually test for CC,
  CC32.
* make/bin.make: New file.
* make/check.make: New file.
* make/clean.make: New file.
* make/common.make: New file.
* make/compile.make: New file.
* make/guile.make: New file.
* make/mescc-guile.make: New file.
* make/mescc-mes.make: New file.
* make/reset.make: New file.
* lib/mlibc.c: Rename from top.
* lib/start.c: Rename from top.
* module/module.make: New file.
* scaffold/scaffold.make: New file.
* scripts/scripts.make: New file.
* src/mes.c: Rename from top.
* src/src.make: New file.
* src/mes.c: Rename from top.
* src/gc..c: Rename from top.
* src/lib.c: Rename from top.
* src/posix.c: Rename from top.
* src/reader.c: Rename from top.
* src/vector.c: Rename from top.
* tests/tests.make: New file.
 2017-04-12 21:27:59 +02:00
Jan Nieuwenhuizen c4b14d66d3 mescc: Allow usage of const by ignoring. 
* module/language/c99/compiler.mes (ast->info): Support const
  declarations (by ignoring them).
* lib.c (display_helper)[!__GNUC__]: Remove branch.
* posix.c (write_byte)[!__GNUC__]: Likewise.
 2017-04-10 08:06:33 +02:00
Jan Nieuwenhuizen 39d334d51b mescc: Support break in while. 
* module/language/c99/compiler.mes (make): Add break field.
  (.break): New function.
  (clone): Support break field.
  (ast->info): Support break.
* scaffold/t.c (test): Test it.
* scaffold/mini-mes.c (lookup_symbol_): Use it; remove goto workaround.
 2017-04-10 06:59:50 +02:00
Jan Nieuwenhuizen 6009cf95fe mescc: Refactor switch. 
* module/language/c99/compiler.mes (case->jump-info): Refactor.
  Support multiple case statements.
* scaffold/t.c (swits): Test it.
* lib.c (display_helper)[__NYACC__]: Remove branch.
 2017-04-09 06:52:39 +02:00
Jan Nieuwenhuizen 2deca502ed mescc: Refactor assignment. 
* module/language/c99/compiler.mes (expr->accu): Refactor assignment.
  Support multiple operators.
* scaffold/t.c (math_test): Test it.
* scaffold/mini-mes.c (minus, divide, modulo, multiply,
  logior)[!__GNUC__]: Remove branch.
 2017-04-08 06:31:12 +02:00
Jan Nieuwenhuizen da931b4faa mescc: Factor-out array-ref. 
* module/language/c99/compiler.mes: Factor-out array-ref.
 2017-04-07 23:06:09 +02:00
Jan Nieuwenhuizen 1eeec4a327 mescc: Refactor expr->base. 
* module/language/c99/compiler.mes (expr->base): Rename from
  expr->+base.  Use throughout.
 2017-04-07 14:41:47 +02:00
Jan Nieuwenhuizen c4697b0e9d mescc: Refactor binary operators. 
* module/language/c99/compiler.mes (binop->accu): Rename from
  compare->accu.  Update callers.
  (expr->accu): Use it for binary operators.
* scaffold/t.c (math_test): Test it.
 2017-04-07 14:31:35 +02:00
Jan Nieuwenhuizen 68d90aa645 mescc: Factor-out append-text. 
* module/language/c99/compiler.mes: Use append-text throughout.
 2017-04-07 09:53:56 +02:00
Jan Nieuwenhuizen 7ccbc00047 mescc: Factor-out wrap-as. 
* module/language/c99/compiler.mes (wrap-as): Rename from wrap.  Use throughout.
 2017-04-07 09:36:30 +02:00
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
Jan Nieuwenhuizen c210959c49 mescc: Read and display sexp dumped by mes. 
* lib.c (dump)[MES_HACK]: Dump small hello-world sexp, to be handled by
* doc/examples/tiny-mes.c (display_): New function.
* module/mes/libc-i386.mes (i386:accu->base, i386:mem->accu,
  i386:mem+n->accu): New functions.
* module/mes/libc-i386.scm: Export them.
* GNUmakefile (mes-32): New target.
 2017-01-10 20:05:47 +01:00
Jan Nieuwenhuizen 2bb9f2b818 mescc: Support global pointer assignments. 
* module/mes/libc-i386.mes (base->accu-ref, local-ref->base): New functions.
* module/mes/libc-i386.scm: Export them.
* module/language/c99/compiler.mes (base->ident-ref, ident-ref->base):
  New functions.
 2017-01-17 18:57:41 +01:00
Jan Nieuwenhuizen 11f7f67a45 mescc: Support switch. 
* module/language/c99/compiler.mes (case->jump-info): New function.
  (ast->info): Use it.
* doc/examples/t.c (swits): Test it.
 2017-01-17 19:03:08 +01:00
Jan Nieuwenhuizen 04218971c5 mescc: Handle enums. 
* module/language/c99/compiler.mes (<types>, <constants>): New slots for info.
 (make, clone): Add them.
 (.types, .constants): New accessors.
 2017-01-10 22:44:01 +01:00
Jan Nieuwenhuizen 961559f32e mescc: Update for. 
* module/language/c99/compiler.mes (ast->info): Rewrite for to use
  test->jump->info.
 2017-01-10 20:51:29 +01:00