Commit graph

140 commits

Author SHA1 Message Date
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 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 c23a9ee01f mescc: drop naive realloc.
* mlibc/libc-gcc.c (free, memcpy): Move from libc-mes+tcc.c.
  (realloc): Use realloc from libc-mes+tcc.c
* mlibc/libc-gcc+tcc.c (free, memcpy, realloc): Remove.
* mlibc/libc-mes+tcc.c (free, memcpy, realloc): Remove.
* scaffold/tests/79-int-array.c (test): Update.
* scaffold/tests/7a-struct-char-array.c (test): Update.
2017-08-01 11:08:14 +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
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 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 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
Jan Nieuwenhuizen 2e0c1c0aff mescc: Tinycc support: bugfix *(cast)foo = bar.
* module/language/c99/compiler.mes (expr->accu): Thinko for de-ref assign.
* stage0/x86.M1: Fix typos.
* module/mes/as-i386.mes: Update for typos.
* scaffold/tests/77-pointer-assign.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-07-28 15:27:25 +02:00
Jan Nieuwenhuizen c7547dfd52 mescc: Tinycc support: pointer arithmetic.
* module/language/c99/compiler.mes (ident->size, expr->size): New function.
  (expr->accu): Use them for ++,--,add, sub.
  (i386:type-alist): Set void size to 1.
* scaffold/tests/71-struct-array.c (test):
* scaffold/tests/76-pointer-arithmetic.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-07-28 10:40:30 +02:00
Jan Nieuwenhuizen b7cc9d375d mescc: Tinycc support: bugfix struct.array.
* module/language/c99/compiler.mes (struct-field): Update pointer
  info.
  (field:name,field:pointer,field:size,field:type): Rely on pointer
  info.
  (field:pointer): New function.
 (expr->accu): Use it.
* scaffold/tests/71-struct-array.c (test): Test it.
2017-07-26 11:36:45 +02:00
Jan Nieuwenhuizen d2f701b825 mescc: Tinycc support: bugfix struct pointer.
* module/language/c99/compiler.mes (decl->info): Only set non-pointer struct to -1.
* scaffold/tests/23-pointer.c (test): Test it.
2017-07-26 11:36:45 +02:00
Jan Nieuwenhuizen 7e795763f3 mescc: Tinycc support: bugfix for char **pp = *p.
* module/language/c99/compiler.mes (ptr-declr->pointer): Grok ***.
  (decl->info): Bugfix for char **pp = *p, cleanup.
* mlibc/libc-mes.c (getenv): Update for bugfix.
* scaffold/tests/23-pointer.c (test): Test it.
2017-07-26 11:36:45 +02:00
Jan Nieuwenhuizen 4ec2532ad5 mescc: Tinycc support: multiple statements in default case.
* module/language/c99/compiler.mes (clause->info): Support multiple
  statements in default case.
2017-07-26 11:36:44 +02:00
Jan Nieuwenhuizen d1a7527eaf mescc: Use "tag" for tag namespace.
* module/language/c99/compiler.mes: Use "tag" for tag namespace (WAS: "struct").
  Move enums to "tag" namespace.
2017-07-26 11:36:44 +02:00
Jan Nieuwenhuizen 1d996c7131 mescc: Tinycc support: struct.union.
* module/language/c99/compiler.mes (struct-field): Add struct tag to
  struct/union types.
  (field-type, field-size, field-offset, field-field, ast-type->type):
  Ascertain struct tag with type.
* (expr->accu*): Do not add struct tag.
* scaffold/tests/75-struct-union.c: Test it.
* scaffold/tests/71-struct-array.c: Update.
2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen ce3233f998 mescc: Tinycc support: struct foo {int bar; int baz} = {0}.
* module/language/c99/compiler.mes (decl->info): struct foo {int bar; int baz} = {0}.
* scaffold/tests/72-typedef-struct-def.c (test):
2017-07-26 11:36:08 +02:00
Jan Nieuwenhuizen 3af652a4d0 mescc: Tinycc support: foo[i].bar.baz.
* module/language/c99/compiler.mes (init-declr->pointer): Use -1 for array.
 (expr->accu): Implement foo[i].bar.baz.
* scaffold/tests/72-typedef-struct-def.c (test): Test it.
2017-07-26 11:36:08 +02:00
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 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 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 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 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 64db2eaf7d test: Split-up Mescc scaffold test.
* make.scm (check-scaffold, check-scaffold-tests): New targets.
* mlibc/include/00-test.i: New file.
* mlibc/include/30-test.i: New file.
* mlibc/mini-libc-mes.c (puts): New function.
* scaffold/tests/00-exit-0.c: : New file.
* scaffold/tests/01-return-0.c: : New file.
* scaffold/tests/02-return-1.c: : New file.
* scaffold/tests/03-call.c: : New file.
* scaffold/tests/04-call-0.c: : New file.
* scaffold/tests/05-call-1.c: : New file.
* scaffold/tests/06-call-!1.c: : New file.
* scaffold/tests/10-if-0.c: : New file.
* scaffold/tests/11-if-1.c: : New file.
* scaffold/tests/12-if-==.c: : New file.
* scaffold/tests/13-if-!=.c: : New file.
* scaffold/tests/14-if-goto.c: : New file.
* scaffold/tests/15-if-!f.c: : New file.
* scaffold/tests/16-if-t.c: : New file.
* scaffold/tests/20-while.c: : New file.
* scaffold/tests/21-char[].c: : New file.
* scaffold/tests/22-while-char[].c: : New file.
* scaffold/tests/30-strlen.c: : New file.
* scaffold/tests/31-eputs.c: : New file.
* scaffold/tests/32-compare.c: : New file.
* scaffold/tests/33-and-or.c: : New file.
* scaffold/tests/34-pre-post.c: : New file.
* scaffold/tests/35-compare-char.c: : New file.
* scaffold/tests/36-compare-arithmetic.c: : New file.
* scaffold/tests/37-compare-assign.c: : New file.
* scaffold/tests/38-compare-call.c: : New file.
* scaffold/tests/40-if-else.c: : New file.
* scaffold/tests/41-?.c: : New file.
* scaffold/tests/42-goto-label.c: : New file.
* scaffold/tests/43-for-do-while.c: : New file.
* scaffold/tests/44-switch.c: : New file.
* scaffold/tests/45-void-call.c: : New file.
* scaffold/tests/50-assert.c: : New file.
* scaffold/tests/51-strcmp.c: : New file.
* scaffold/tests/52-itoa.c: : New file.
* scaffold/tests/53-strcpy.c: : New file.
* scaffold/tests/54-argv.c: : New file.
* scaffold/tests/60-math.c: : New file.
* scaffold/tests/61-array.c: : New file.
* scaffold/tests/63-struct-cell.c: : New file.
* scaffold/tests/64-make-cell.c: : New file.
* scaffold/tests/65-read.c: : New file.
* scaffold/tests/66-struct-array.c: : New file.
* scaffold/t.c: Remove.
* scaffold/t-tcc.c: Remove.
2017-07-09 09:24:07 +02:00