Commit graph

525 commits

Author SHA1 Message Date
Jan Nieuwenhuizen 302282dcdb Revert "mescc: Grok char foo[] parameter."
This reverts commit c4cc75105db48b550cd515751b766b2e7a88ddc3.
2017-11-19 20:50:06 +01:00
Jan Nieuwenhuizen cb90e51068 mescc: Grok char foo[] parameter.
* module/language/c99/compiler.mes (function->text+data): Grok char
  foo[] parameter.
2017-11-19 19:59:18 +01:00
Jan Nieuwenhuizen e77e56c5b0 mescc: Grok char *const foo[];
* module/language/c99/compiler.mes (ast-strip-const): Grok char *const argv[];
2017-11-19 16:46:43 +01:00
Jan Nieuwenhuizen 66a78f68cb mescc: cleanup obsolete Nyacc 0.7x compatibility.
* module/language/c99/compiler.mes (ast-type->type, ast->type
  expr->accu, struct-field, decl->info,): Remove obsolete Nyacc 0.7x
  patterns.
2017-11-18 21:05:43 +01:00
Jan Nieuwenhuizen 02e70486a1 mescc: Tinycc support: struct struct array.
Support

  struct foo
  {
    struct bar baz[N];
    struct bar bla*[M];
  };

* module/language/c99/compiler.mes (expr->accu):
* scaffold/tests/7n-struct-struct-array.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-11-17 15:24:45 +01:00
Jan Nieuwenhuizen 67afa2a397 mescc: Tinycc support: empty for.
* module/language/c99/compiler.mes (test-jump-label->info): Handle
  empty expression.
* make.scm (add-tcc-test "45_empty_for"): Test it.
2017-11-16 05:52:47 +01:00
Jan Nieuwenhuizen b24fcbad60 mescc: Tinycc support: workaround lack of long long support.
* module/language/c99/compiler.mes (i386:type-alist): Use size=4 for
  long long as a workaround.
2017-11-14 19:39:46 +01:00
Jan Nieuwenhuizen dc65de59ce mescc: refactor expr->accu, expr->accu*, fixes nontrivial struct by value assign.
* module/language/c99/compiler.mes: (pke): New function.
  (expr->number): Rename from p-expr->number.  Update callers.
  (decl->info, init-declr->pointer, struct-field): Several pointeryness fixes.
  (expr->accu*, expr->accu): Remove special-casing for foo.bar,
  foo->bar, foo[bar].  Fixes struct by value assign for non-trival
  expressions.
  (accu->ident, ident-address->accu, ident->accu):
  (base->ident-address, ident->base): Remove.
* scaffold/tests/7k-for-each-elem.c (test): Test it.
* scaffold/tests/7c-dynarray.c (test): Test it.
* scaffold/tests/7m-struct-char-array-assign.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-11-11 13:45:53 +01:00
Jan Nieuwenhuizen 66204d56c0 mescc: Support Nyacc-0.81.0.
* module/language/c99/compiler.mes (ast->info): Handle asm-expr from
  Nyacc 0.81.0.
2017-09-10 21:09:23 +02:00
Jan Nieuwenhuizen 9555d90174 mescc: Tinycc support: struct by value assign.
* module/language/c99/compiler.mes (expr->accu): warn for unsupported
  sizes.
* scaffold/tests/7h-struct-assign.c (test): Test it.
2017-09-10 16:59:53 +02:00
Jan Nieuwenhuizen 7619190d5c build: compile crt1.c, libc-mesc.c and <input>.c separately.
* mlibc/crt1.c: New file.
* mlibc/libc-mes.c (_start): Remove.
* mlibc/libc-gcc.c (_start): Remove.
* make.scm (LINK.hex2, bin.mescc): Move from guile/guix/make.scm.
* guile/guix/make.scm (LINK.hex2, bin.mescc): Remove.
2017-09-10 16:59:43 +02:00
Jan Nieuwenhuizen 3560ee6c95 mescc: Tinycc support: fix *--p = 'x'.
* module/language/c99/compiler.mes (expr->accu): Respect size in *--p = 'x'.
* scaffold/tests/23-pointer.c (test): Test it.
2017-08-27 16:58:56 +02:00
Jan Nieuwenhuizen 19ea4fa268 mescc: Tinycc support: initializer arithmetic.
* module/language/c99/compiler.mes (p-expr->bool): New function
  (p-expr->number): Support bitwise-and, bitwise-not, cast, cond-expr.
2017-08-27 12:57:50 +02:00
Jan Nieuwenhuizen 989bfdbd25 mescc: Tinycc support: array of struct of any size.
* module/language/c99/compiler.mes (accu*value): New function
  (expr->accu*): Use it to support array of struct of any size.
* scaffold/tests/7l-struct-any-size-array.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-27 11:23:45 +02:00
Jan Nieuwenhuizen 69073e1954 mescc: Tinycc support: pointer arithmetic with pointer-variable.
* module/language/c99/compiler.mes (expr->accu): pointer arithmetic with pointer-variable.
* scaffold/tests/76-pointer-arithmetic.c (test): Test it.
* mlibc/include/stdarg.h (va_start): Update for fixed pointer arithmetic.
2017-08-26 10:16:53 +02:00
Jan Nieuwenhuizen 8649f7a923 mescc: Tinycc support: pointer arithmetic with &variable.
* module/language/c99/compiler.mes (expr->pointer): Handle ref.
* scaffold/tests/76-pointer-arithmetic.c: Test it.
2017-08-25 06:58:15 +02:00
Jan Nieuwenhuizen 0875ce655a mescc: Tinycc support: pointer arithmetic with variable.
* module/language/c99/compiler.mes (expr->accu): Support pointer
  arithmetic with variable: p + i, p - i, p += i, p -= i.
* scaffold/tests/76-pointer-arithmetic.c (test): Test it.
2017-08-23 07:08:16 +02:00
Jan Nieuwenhuizen 1e23dbaf17 mescc: Tinycc support: handle pointerness, siziness for cast foo*.
* module/language/c99/compiler.mes (expr->pointer): Support cast foo*.
  (expr->size): Likewise.
* scaffold/tests/7k-for-each-elem.c: Test it
* make.scm (add-scaffold-test): Build it.
2017-08-23 06:55:25 +02:00
Jan Nieuwenhuizen 3392f7241a mescc: Tinycc support: struct.struct.
* module/language/c99/compiler.mes (field:name):
  (field:pointer):
  (field:size):
  (field:type):
  (field-field):
  (field-offset):
  (struct-field): Support struct.struct.
* scaffold/tests/7i-struct-struct.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-10 21:36:49 +02:00
Jan Nieuwenhuizen 8fcf2b36b2 mescc: Tinycc support: --*p, ++*p.
* module/language/c99/compiler.mes (expr->accu): Remove specific --/++.
  (expr->accu*): Support p, *p.
* scaffold/tests/76-pointer-arithmetic.c (test): Test it.
2017-08-10 20:57:43 +02:00
Jan Nieuwenhuizen b16c9dbf16 mescc: Tinycc support: word array assignment.
* stage0/x86.M1 (movzwl_(%eax),%eax): New define.
* module/mes/as-i386.mes (i386:word-mem->accu): New function.
* module/mes/as-i386.scm: Export it.
* module/language/c99/compiler.mes (expr->accu): word array assignment.
  (expr->accu*): word array assignment.
* scaffold/tests/7a-struct-char-array.c (test): Test it.
2017-08-08 10:00:13 +02:00
Jan Nieuwenhuizen 082c81dbbb mescc: Tinycc support: struct char array assignment.
* module/language/c99/compiler.mes (expr->accu): struct char array assignment.
* scaffold/tests/7a-struct-char-array.c (test): Test it.
2017-08-07 19:43:59 +02:00
Jan Nieuwenhuizen 11d240e756 mescc: Tinycc support: struct assign by value.
* module/language/c99/compiler.mes (base->ident): Remove.
  (accu->ident): Use them to support assign of size >4 by value.
* scaffold/tests/7h-struct-assign.c: Test it.
* make.scm (add-scaffold-test): Build it.
* module/mes/as-i386.mes (i386:base->local): Remove.
  (i386:accu*n->local):
  (i386:accu*n->label): New functions.
* module/mes/as-i386.scm: Export them.
* stage0/x86.M1: (mov____%ebx,0x32):
  (mov____%ebx,0x32(%ebp)):
  (mov____%ebx,0x8(%ebp)):
  (mov____%ebx,0x8(%edx)):
  (mov____%ecx,0x32(%ebp)):
  (mov____%ecx,0x8(%ebp)):
  (mov____0x32(%eax),%ebx):
  (mov____0x32(%eax),%ecx):
  (mov____0x8(%eax),%ebx): New define.
2017-08-06 18:49:19 +02:00
Jan Nieuwenhuizen 12b41e0e86 mescc: Tinycc support: byte and word struct fields.
* stage0/x86.M1 (mov____%al,0x8(%edx)):
  (mov____%ax,(%edx)):
  (mov____%ax,0x32(%edx)):
  (mov____%ax,0x8(%edx)):
  (movzbl_0x32(%eax),%eax):
  (movzbl_0x8(%eax),%eax):
  (movzwl_0x32(%eax),%eax):
  (movzwl_0x8(%eax),%eax): New define.
* module/mes/as-i386.mes (i386:word-accu->base-mem):
  (i386:byte-accu->base-mem+n):
  (i386:word-accu->base-mem+n):
  (i386:byte-mem+n->accu):
  (i386:word-mem+n->accu): New function.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (struct-field): Use actual size for
  simple types (WAS: 4).
  (decl->info):
  (expr->accu): Respect byte and word struct field sizes.
* scaffold/tests/7g-struct-byte-word-field.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-06 12:27:16 +02:00
Jan Nieuwenhuizen dd66f9b5d2 mescc: Tinycc support: fixes for foo.bar[baz].
* module/language/c99/compiler.mes (expr->accu, expr->accu*): fixes for foo.bar[baz].
* scaffold/tests/7c-dynarray.c: Test it.
2017-08-05 21:09:19 +02:00
Jan Nieuwenhuizen 95f107282d mescc: Tinycc support: fixes for foo->bar[baz].
* module/language/c99/compiler.mes (expr->accu, expr->accu*): fixes
  for foo->bar[baz].
  (expr->pointer): Support i-sel.
  (p-expr->type): Support add, sub, de-ref, ref-to.
* scaffold/tests/7f-struct-pointer-arithmetic.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-05 19:10:00 +02:00
Jan Nieuwenhuizen 31c69b8b00 mescc: Tinycc support: foo.bar[baz], foo->bar[baz] for typedef'd struct bar.
* module/language/c99/compiler.mes (expr->accu): foo.bar[baz],
  foo->bar[baz] for typedef'd struct bar.
* scaffold/tests/7c-dynarray.c: Test it.
2017-08-05 12:39:36 +02:00
Jan Nieuwenhuizen 3f4cc96a7b mescc: Tinycc support: foo[index]->bar for array bar.
* module/language/c99/compiler.mes (expr->accu*): foo[index]->bar for array bar.
* scaffold/tests/7e-struct-array-access.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-04 21:45:29 +02:00
Jan Nieuwenhuizen 50af730e00 Revert "mescc: Tinycc support: workaround for nyacc "\0" bug."
This reverts commit b160540e221dbeb96908823b5a3504bdbfd7f751.

Fixed by: https://lists.gnu.org/archive/html/guile-user/2017-08/msg00007.html
2017-08-04 11:45:15 +02:00
Jan Nieuwenhuizen d64a304a83 mescc: Tinycc support: ((unsigned char*)str)[i].
* module/language/c99/compiler.mes (expr->accu*): Consider size of
  expr array deref.
* scaffold/tests/7d-cast-char.c: Test it.
2017-08-04 11:40:04 +02:00
Jan Nieuwenhuizen 949e320622 mescc: Tinycc support: ((unsigned char*)str)[0].
* module/language/c99/compiler.mes (expr->accu): Consider size of
  expr array deref.
* stage0/x86.M1 (movzbl_0x32(%ebp),%eax): New define.
* scaffold/tests/7d-cast-char.c: Test it.
2017-08-04 11:34:01 +02:00
Jan Nieuwenhuizen 5fadb4cbbf mescc: Tinycc support: define __linux__.
* module/language/c99/compiler.mes (c99-input->full-ast): Add
  "__linux__=1" to cpp-defs.
2017-08-04 11:33:34 +02:00
Jan Nieuwenhuizen 4fbd16aaac mescc: Tinycc support: vsnprintf.
* module/language/c99/compiler.mes (ast-type->type): Support *p++ in test.
* mlibc/libc-mes+tcc.c (vsnprintf): Implement.
2017-08-01 13:24:23 +02:00
Jan Nieuwenhuizen 0b60a58809 mescc: Tinycc support: support foo.bar[baz], foo->bar[baz] for struct bar.
* module/language/c99/compiler.mes (struct-field): Use negative
  pointer for struct array fields.
  (expr->accu): support: support foo.bar[baz], foo->bar[baz] for struct bar.
* scaffold/tests/7c-dynarray.c: Test it.
2017-08-01 11:26:00 +02:00
Jan Nieuwenhuizen 1e37c9d9ea mescc: Tinycc support: ((foo*) p) + n.
* module/language/c99/compiler.mes init-declr->pointer, expr->pointer,
  expr->size): support: ((foo*) p) + n.
  (expr->accu*): Consider field size for foo.bar[baz].
* scaffold/tests/7b-struct-int-array.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-07-31 12:19:23 +02:00
Jan Nieuwenhuizen edb6bbcd9c mescc: Tinycc support: field size of foo.bar[baz], foo->bar[baz].
Inspired by a patch from rain1 for foo->bar[baz].

* module/language/c99/compiler.mes (expr->accu):
  (expr->accu*): Consider field size for foo.bar[baz].
* scaffold/tests/7a-struct-char-array.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-07-30 18:04:25 +02:00
rain1 ae9ce4e645 mescc: allow complicated enums expressions.
* module/language/c99/compiler.mes (p-expr->number): Support lshift, rshift, ash.
  (enum-def-list->constants): Refactor using p-expr->number.
2017-07-30 08:28:19 -04:00
rain1 3f188d7268 mescc: support \x00 strings in M1.
* module/mes/M1.mes (object->m1): Support \x00 strings.
2017-07-30 08:28:19 -04:00
Jan Nieuwenhuizen 9c4519af8d mescc: Tinycc support: int foo[bar] = {baz,...}.
* scaffold/tests/79-int-array.c: Test it.
* make.scm (add-scaffold-test): Build it.
* module/language/c99/compiler.mes (init-declr->count): New function.
  (decl->info): Support int foo[bar] = {baz,...}.
2017-07-30 08:27:05 +02:00
Jan Nieuwenhuizen bd3ab85e98 mescc: Tinycc support: union.struct.
* module/language/c99/compiler.mes (decl->info): Support struct inside union.
* scaffold/tests/78-union-struct.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-07-29 22:50:00 +02:00
Jan Nieuwenhuizen 042022419e mescc: Tinycc support: fix accu value after comparison.
* stage0/x86.M1 (setg___%al,, setge__%al, setl___%al, setle__%al): New
  defines.
* module/mes/as-i386.mes (i386:g?->accu, i386:ge?->accu,
  i386:l?->accu, i386:le?->accu, i386:jumpl, i386:jumple): New functions.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (expr->accu): Use them to fix accu
  value after comparisons.
  (test-jump-label->info): Update comparison jumps.
2017-07-29 20:46:16 +02:00
Jan Nieuwenhuizen 7d0d3a2221 mescc: Tinycc support: bugfix *++foo,*--foo.
* module/language/c99/compiler.mes (c99-input->full-ast): Pre-define NULL.
  (expr->pointer, expr->size): Handle pre/post-inc/dec.
2017-07-29 10:45:16 +02:00
Jan Nieuwenhuizen f1d9a7a42c mescc: Tinycc support: uniquify strings per compilation unit.
* module/mes/M1.mes (object->M1): Add file-name to string id.
2017-07-29 09:08:44 +02:00
Jan Nieuwenhuizen 683d5bf1d2 mescc: Tinycc support: foo.bar = foo.baz = bla.
* module/language/c99/compiler.mes (expr->base*): New function.
 (expr->accu): Use it to have value in accu for assignments.
* scaffold/tests/77-pointer-assign.c (test): Test it.
* stage0/x86.M1 (mov____%ecx,(%edx), mov___(%eax),%ecx): New define.
* module/mes/as-i386.mes (accu-mem->base->mem): New function.
  (i386:byte-base->accu-mem+n):
  (i386:byte-base->accu-mem):
  (i386:base-mem->accu-mem):
  (i386:base->accu-mem):
  (i386:value->accu-mem+n):
  (i386:value->accu-mem):
  (i386:accu->base-mem+n):
  (i386:byte-accu->base-mem):
  (i386:accu->base-mem): Rename from accu-address, base-address.
  Update callers.
* module/mes/as-i386.scm (mes): Update exports.
2017-07-28 22:45:32 +02:00
Jan Nieuwenhuizen b6375aa016 mescc: Tinycc support: workaround for nyacc "\0" bug.
* module/language/c99/compiler.mes (fix-null): Replace "\nul" with "\0".
  (initzer->data): Use it.
  (expr->global): Use it.
2017-07-28 21:39:39 +02:00
Jan Nieuwenhuizen 03eadd6fa6 mescc: Tinycc support: bugfix foo % bar.
* stage0/x86.M1 (mov____%edx,%ebx): Typo
  (idiv___%ebx): Replace div____%ebx.
* module/mes/as-i386.mes (i386:accu/base): Update.
  (i386:accu%base): Update.
2017-07-28 20:36:21 +02:00
Jan Nieuwenhuizen e102ef94ca mescc: Tinycc support: fix foo[bar]->baz.
* module/language/c99/compiler.mes (expr->accu*): Lose one indirection.
* scaffold/tests/72-typedef-struct-def.c: Test it.
2017-07-29 08:37:34 +02:00
Jan Nieuwenhuizen abd1272a31 mescc: Tinycc support: foo *bar[baz].
* module/language/c99/compiler.mes (decl->info): Support foo *bar[baz].
* module/language/c99/compiler.mes (push-global): Support push of -2,
  -1.  Change signature to take info.  Update callers.
  (push-global-address): Change signature to take info.  Update callers.
2017-07-28 18:04:39 +02:00
Jan Nieuwenhuizen 73148c6f78 mescc: Tinycc support: bugfix foo[bar] = baz, with foo*[].
* module/language/c99/compiler.mes (expr->accu): Support size for more expressions.
  (expr->pointer):
  (expr->size): Support more expressions.
* scaffold/tests/77-pointer-assign.c (add0): Test it.
2017-07-28 18:00:46 +02:00
Jan Nieuwenhuizen 17e0e0cab7 mescc: Tinycc support: bugfix *foo = bar.
* module/language/c99/compiler.mes (base->ident-address): Typo, fixes (non-char*)*x = y.
* scaffold/tests/77-pointer-assign.c (test): Test it.
2017-07-28 15:45:22 +02:00