Commit graph

4 commits

Author SHA1 Message Date
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 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 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