11 #include "../../../include/oberon.h"
12 #include "../../oberon-internals.h"
13 #include "generator-jvm.h"
14 #include "generator-jvm-basic.h"
16 // ==========================================
17 // ==========================================
18 // ==========================================
21 jvm_create_proc(struct gen_class
* class)
23 gen_proc_t
* p
= GC_MALLOC(sizeof *p
);
24 memset(p
, 0, sizeof *p
);
26 struct gen_register_file
* rf
= GC_MALLOC(sizeof *rf
);
27 memset(rf
, 0, sizeof *rf
);
29 struct gen_stack
* stack
= GC_MALLOC(sizeof *stack
);
30 memset(rf
, 0, sizeof *stack
);
41 jvm_generate_function_header(gen_proc_t
* p
, char * access
, char * name
, char * signature
)
43 struct gen_class
* class;
46 /* Делаем процедуру текущей в этом классе */
47 assert(class -> p
== NULL
);
50 fprintf(class -> fp
, ".method %s %s%s\n", access
, name
, signature
);
51 fprintf(class -> fp
, " start:\n");
55 jvm_generate_function_end(gen_proc_t
* p
)
57 struct gen_class
* class;
63 int pointer
= p
-> stack
-> pointer
;
64 int max_pointer
= p
-> stack
-> max_pointer
;
65 int locals
= p
-> rf
-> num_used
;
66 int max_locals
= p
-> rf
-> max_used
;
68 fprintf(class -> fp
, " .limit stack %i \t; current(%i)\n", max_pointer
, pointer
);
69 fprintf(class -> fp
, " .limit locals %i \t; current(%i)\n", max_locals
, locals
);
70 fprintf(class -> fp
, " end:\n");
71 fprintf(class -> fp
, ".end method\n\n");
75 jvm_create_class(char * full_name
)
77 struct gen_class
* class = GC_MALLOC(sizeof *class);
78 memset(class, 0, sizeof *class);
80 char * fname
= new_string("%s.j", full_name
);
81 class -> full_name
= new_string(full_name
);
82 class -> fp
= fopen(fname
, "w");
89 jvm_destroy_class(struct gen_class
* class)
91 assert(class -> p
== NULL
);
96 jvm_stack_push(gen_proc_t
* p
, unsigned size
)
98 p
-> stack
-> pointer
+= size
;
99 if(p
-> stack
-> pointer
> p
-> stack
-> max_pointer
)
101 p
-> stack
-> max_pointer
= p
-> stack
-> pointer
;
106 jvm_stack_pop(gen_proc_t
* p
, unsigned size
)
108 p
-> stack
-> pointer
-= size
;
110 if(p
-> stack
-> pointer
< 0)
112 printf("WARING: stack pointer %i\n", p
-> stack
-> pointer
);
117 jvm_generate(gen_proc_t
* p
, unsigned get
, unsigned push
, char * format
, ...)
120 va_start(ptr
, format
);
122 jvm_stack_pop(p
, get
);
123 fprintf(p
-> class -> fp
, " ");
124 vfprintf(p
-> class -> fp
, format
, ptr
);
125 jvm_stack_push(p
, push
);
126 fprintf(p
-> class -> fp
, " \t ;>>>> %i -- %i : current_stack(%i)\n", get
, push
, p
-> stack
-> pointer
);
132 jvm_generate_comment(gen_proc_t
* p
, char * format
, ...)
135 va_start(ptr
, format
);
137 fprintf(p
-> class -> fp
, " ;;;; ");
138 vfprintf(p
-> class -> fp
, format
, ptr
);
139 fprintf(p
-> class -> fp
, "\n");
145 jvm_generate_push_int(gen_proc_t
* p
, int64_t i
)
149 jvm_generate(p
, 0, 1, "iconst_m1");
151 else if(i
>= 0 && i
<= 5)
153 jvm_generate(p
, 0, 1, "iconst_%li", i
);
155 else if(i
>= -128 && i
<= 127)
157 jvm_generate(p
, 0, 1, "bipush %li", i
);
159 else if(i
>= -32768 && i
<= 32767)
161 jvm_generate(p
, 0, 1, "sipush %li", i
);
163 else if(i
>= -2147483648 && i
<= 2147483647)
165 jvm_generate(p
, 0, 1, "ldc %li", i
);
169 jvm_generate(p
, 0, 2, "ldc2_w %li", i
);
174 jvm_generate_push_int_size(gen_proc_t
* p
, int64_t i
, int size
)
180 jvm_generate(p
, 0, 1, "iconst_m1");
182 else if(i
>= 0 && i
<= 5)
184 jvm_generate(p
, 0, 1, "iconst_%li", i
);
186 else if(i
>= -128 && i
<= 127)
188 jvm_generate(p
, 0, 1, "bipush %li", i
);
190 else if(i
>= -32768 && i
<= 32767)
192 jvm_generate(p
, 0, 1, "sipush %li", i
);
194 else if(i
>= -2147483648 && i
<= 2147483647)
196 jvm_generate(p
, 0, 1, "ldc %li", i
);
201 jvm_generate(p
, 0, 2, "ldc2_w %li", i
);
205 if(size
> 4 && pushed_cell
== 1)
207 jvm_generate(p
, pushed_cell
, 2, "i2l");
213 jvm_generate(p
, 2, 1, "l2i");
218 jvm_generate(p
, 1, 1, "i2s");
222 jvm_generate(p
, 1, 1, "i2b");
228 jvm_generate_push_float(gen_proc_t
* p
, double f
, int size
)
234 jvm_generate(p
, 0, 1, "fconst_0");
238 jvm_generate(p
, 0, 1, "fconst_1");
242 jvm_generate(p
, 0, 1, "fconst_2");
246 jvm_generate(p
, 0, 1, "ldc %lf", f
);
253 jvm_generate(p
, 0, 2, "dconst_0");
257 jvm_generate(p
, 0, 2, "dconst_1");
261 jvm_generate(p
, 0, 2, "ldc2_w %lf", f
);
267 oberon_generator_new_var()
269 gen_var_t
* v
= GC_MALLOC(sizeof *v
);
270 memset(v
, 0, sizeof *v
);
275 jvm_generate_and_init_global_var(gen_var_t
* v
, struct gen_class
* class, char * access
, char * name
, char * desc
)
277 assert(class -> p
== NULL
);
278 fprintf(class -> fp
, ".field %s static %s %s\n\n", access
, name
, desc
);
280 v
-> storage
= JVM_STORAGE_STATIC
;
281 v
-> full_name
= new_string("%s/%s", class -> full_name
, name
);
282 v
-> desc
= new_string(desc
);
286 jvm_generate_and_init_field(gen_var_t
* v
, struct gen_class
* class, char * access
, char * name
, char * desc
)
288 assert(class -> p
== NULL
);
289 fprintf(class -> fp
, ".field %s %s %s\n\n", access
, name
, desc
);
291 v
-> storage
= JVM_STORAGE_FIELD
;
292 v
-> full_name
= new_string("%s/%s", class -> full_name
, name
);
293 v
-> desc
= new_string(desc
);
297 jvm_generate_and_init_local_var(gen_var_t
* v
, gen_proc_t
* p
, bool wide
)
299 v
-> storage
= JVM_STORAGE_REGISTER
;
300 v
-> reg
= jvm_alloc_register_untyped(p
-> rf
, wide
);
304 jvm_generate_and_init_named_local_var(gen_var_t
* v
, gen_proc_t
* p
, bool wide
, char * name
, char * desc
)
306 jvm_generate_and_init_local_var(v
, p
, wide
);
307 v
-> desc
= new_string(desc
);
308 jvm_generate(p
, 0, 0, ".var %i is %s %s from start to end", v
-> reg
, name
, desc
);
312 jvm_new_label_id(gen_proc_t
* p
)
314 int label_id
= p
-> label_id
;
320 jvm_get_label_name(int label_id
)
322 return new_string("L%i", label_id
);
326 jvm_generate_label(gen_proc_t
* p
, int label_id
)
328 jvm_generate(p
, 0, 0, "L%i:", label_id
);
332 jvm_generate_load(gen_proc_t
* p
, oberon_type_t
* src_type
, gen_var_t
* src
)
337 cell_size
= jvm_cell_size_for_type(src_type
);
339 switch(src
-> storage
)
341 case JVM_STORAGE_REGISTER
:
342 prefix
= jvm_get_prefix(src_type
);
343 jvm_generate(p
, 0, cell_size
, "%cload %i", prefix
, src
-> reg
);
345 case JVM_STORAGE_STATIC
:
346 jvm_generate(p
, 0, cell_size
, "getstatic %s %s", src
-> full_name
, src
-> desc
);
348 case JVM_STORAGE_FIELD
:
349 jvm_generate(p
, 1, cell_size
, "getfield %s %s", src
-> full_name
, src
-> desc
);
352 gen_error("jvm_generate_load: unknow storage type %i", src
-> storage
);
358 jvm_generate_store(gen_proc_t
* p
, oberon_type_t
* src_type
, gen_var_t
* dst
)
363 cell_size
= jvm_cell_size_for_type(src_type
);
365 switch(dst
-> storage
)
367 case JVM_STORAGE_REGISTER
:
368 prefix
= jvm_get_prefix(src_type
);
369 jvm_generate(p
, cell_size
, 0, "%cstore %i", prefix
, dst
-> reg
);
371 case JVM_STORAGE_STATIC
:
372 jvm_generate(p
, cell_size
, 0, "putstatic %s %s", dst
-> full_name
, dst
-> desc
);
374 case JVM_STORAGE_FIELD
:
375 jvm_generate(p
, 1 + cell_size
, 0, "putfield %s %s", dst
-> full_name
, dst
-> desc
);
378 gen_error("jvm_generate_store: unknow storage type %i", dst
-> storage
);
384 jvm_generate_new(gen_proc_t
* p
, oberon_type_t
* type
, int num
);
387 * Генерирует код для инициализации массива со статическим базовым типом
392 jvm_generate_array_initialization(gen_proc_t
* p
, oberon_type_t
* arr
)
395 oberon_type_t
* base
= arr
;
396 while(base
-> class == OBERON_TYPE_ARRAY
)
402 if(base
-> class != OBERON_TYPE_RECORD
)
404 jvm_generate(p
, 1, 0, "pop");
415 gen_var_t
* dst
= oberon_generator_new_var();
416 jvm_generate_and_init_local_var(dst
, p
, false);
417 jvm_generate_store(p
, arr
, dst
);
420 * Входящие параметры заграблены.
421 * Теперь генерируем эквивалентный код:
423 * int len = dst.length
428 * dst[i, ...] = new record;
433 * Где "..." такой же код (начало и конец) для следующей размерности.
436 for(int i
= 0; i
< dim
; i
++)
438 loop
[i
].index
= oberon_generator_new_var();
439 loop
[i
].length
= oberon_generator_new_var();
440 loop
[i
].start
= jvm_new_label_id(p
);
441 loop
[i
].end
= jvm_new_label_id(p
);
442 jvm_generate_and_init_local_var(loop
[i
].index
, p
, false);
443 jvm_generate_and_init_local_var(loop
[i
].length
, p
, false);
445 /* TODO преределать через jvm_generate_load{{store}} */
447 jvm_generate(p
, 0, 1, "iconst_0");
448 jvm_generate(p
, 1, 0, "istore %i", loop
[i
].index
-> reg
);
450 jvm_generate_load(p
, arr
, dst
);
451 jvm_generate(p
, 1, 1, "arraylength");
452 jvm_generate(p
, 1, 0, "istore %i", loop
[i
].length
-> reg
);
454 /* if(i >= len) goto end; */
455 jvm_generate_label(p
, loop
[i
].start
);
456 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
457 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].length
-> reg
);
458 jvm_generate(p
, 2, 0, "if_icmpge L%i", loop
[i
].end
);
461 jvm_generate_load(p
, arr
, dst
);
462 jvm_generate(p
, 0, 1, "iload %i", loop
[0].index
-> reg
);
463 for(int i
= 1; i
< dim
; i
++)
465 jvm_generate(p
, 2, 1, "aaload");
466 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
468 jvm_generate_new(p
, base
, 0);
469 jvm_generate(p
, 3, 0, "aastore");
471 for(int i
= dim
- 1; i
>= 0; i
--)
473 jvm_generate(p
, 0, 0, "iinc %i 1", loop
[i
].index
-> reg
);
474 jvm_generate(p
, 0, 0, "goto L%i", loop
[i
].start
);
475 jvm_generate_label(p
, loop
[i
].end
);
480 jvm_generate_new(gen_proc_t
* p
, oberon_type_t
* type
, int num
)
485 oberon_type_t
* base
;
487 switch(type
-> class)
489 case OBERON_TYPE_INTEGER
:
490 case OBERON_TYPE_BOOLEAN
:
491 case OBERON_TYPE_PROCEDURE
:
492 case OBERON_TYPE_REAL
:
493 case OBERON_TYPE_POINTER
:
494 gen_error("jvm_generate_new_static: static alocation not allowed");
496 case OBERON_TYPE_RECORD
:
498 cname
= jvm_get_class_full_name(type
);
499 jvm_generate(p
, 0, 1, "new %s", cname
);
500 jvm_generate(p
, 1, 2, "dup");
501 jvm_generate(p
, 1, 0, "invokespecial %s/<init>()V", cname
);
503 case OBERON_TYPE_ARRAY
:
506 desc
= jvm_get_descriptor(type
);
507 while(base
-> class == OBERON_TYPE_ARRAY
)
511 assert(base
-> size
== 0);
516 assert(base
-> size
> 0);
517 jvm_generate_push_int(p
, base
-> size
);
524 jvm_generate(p
, dim
, 1, "multianewarray %s %i", desc
, dim
);
525 jvm_generate(p
, 1, 2, "dup");
526 jvm_generate_array_initialization(p
, type
);
529 gen_error("jvm_generate_new_static: unk type class %i", type
-> class);
535 * Генерирует код для копирования полей из первой записи во вторую.
536 * ( aref_dst aref_src -- )
541 jvm_generate_copy_record(gen_proc_t
* p
, oberon_type_t
* rec
)
543 assert(rec
-> class == OBERON_TYPE_RECORD
);
544 char * desc
= jvm_get_descriptor(rec
);
545 char * cname
= jvm_get_class_full_name(rec
);
546 jvm_generate(p
, 1 + 1, 0, "invokestatic %s/$COPY$(%s%s)V", cname
, desc
, desc
);
550 * Генерирует кода для копирования массивов.
551 * ( aref_dst aref_src -- )
556 jvm_generate_copy_array(gen_proc_t
* p
, oberon_type_t
* arr
)
559 oberon_type_t
* base
= arr
;
560 while(base
-> class == OBERON_TYPE_ARRAY
)
573 gen_var_t
* dst
= oberon_generator_new_var();
574 gen_var_t
* src
= oberon_generator_new_var();
575 jvm_generate_and_init_local_var(dst
, p
, false);
576 jvm_generate_and_init_local_var(src
, p
, false);
578 jvm_generate_store(p
, arr
, src
);
579 jvm_generate_store(p
, arr
, dst
);
582 * Входящие параметры заграблены.
583 * Теперь генерируем эквивалентный код:
585 * int len = dst.length
590 * copy from src[i, ...] to dst[i, ...];
595 * Где "..." такой же код (начало и конец) для следующей размерности.
598 for(int i
= 0; i
< dim
; i
++)
600 loop
[i
].index
= oberon_generator_new_var();
601 loop
[i
].length
= oberon_generator_new_var();
602 loop
[i
].start
= jvm_new_label_id(p
);
603 loop
[i
].end
= jvm_new_label_id(p
);
604 jvm_generate_and_init_local_var(loop
[i
].index
, p
, false);
605 jvm_generate_and_init_local_var(loop
[i
].length
, p
, false);
607 /* TODO преределать через jvm_generate_load{{store}} */
609 jvm_generate(p
, 0, 1, "iconst_0");
610 jvm_generate(p
, 1, 0, "istore %i", loop
[i
].index
-> reg
);
612 jvm_generate_load(p
, arr
, dst
);
613 jvm_generate(p
, 1, 1, "arraylength");
614 jvm_generate(p
, 1, 0, "istore %i", loop
[i
].length
-> reg
);
616 /* if(i >= len) goto end; */
617 jvm_generate_label(p
, loop
[i
].start
);
618 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
619 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].length
-> reg
);
620 jvm_generate(p
, 2, 0, "if_icmpge L%i", loop
[i
].end
);
623 if(base
-> class == OBERON_TYPE_RECORD
)
625 /* Получаем записи по индексам ( -- dst src ) */
627 jvm_generate_load(p
, arr
, dst
);
628 for(int i
= 0; i
< dim
; i
++)
630 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
631 jvm_generate(p
, 2, 1, "aaload");
634 jvm_generate_load(p
, arr
, src
);
635 for(int i
= 0; i
< dim
; i
++)
637 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
638 jvm_generate(p
, 2, 1, "aaload");
641 /* Копируем записи ( dst src -- ) */
642 jvm_generate_copy_record(p
, base
);
646 char postfix
= jvm_get_postfix(base
);
647 int cell_size
= jvm_cell_size_for_postfix(postfix
);
649 /* Получаем массивы и индексы ( -- dst i src i ) */
651 jvm_generate_load(p
, arr
, dst
);
652 jvm_generate(p
, 0, 1, "iload %i", loop
[0].index
-> reg
);
653 for(int i
= 1; i
< dim
; i
++)
655 jvm_generate(p
, 2, 1, "aaload");
656 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
659 jvm_generate_load(p
, arr
, src
);
660 jvm_generate(p
, 0, 1, "iload %i", loop
[0].index
-> reg
);
661 for(int i
= 1; i
< dim
; i
++)
663 jvm_generate(p
, 2, 1, "aaload");
664 jvm_generate(p
, 0, 1, "iload %i", loop
[i
].index
-> reg
);
667 /* Копируем значения ( dst i src i -- ) */
668 jvm_generate(p
, 2, cell_size
, "%caload", postfix
);
669 jvm_generate(p
, 2 + cell_size
, 0, "%castore", postfix
);
672 for(int i
= dim
- 1; i
>= 0; i
--)
674 jvm_generate(p
, 0, 0, "iinc %i 1", loop
[i
].index
-> reg
);
675 jvm_generate(p
, 0, 0, "goto L%i", loop
[i
].start
);
676 jvm_generate_label(p
, loop
[i
].end
);
681 jvm_generate_push_procedure_pointer(gen_proc_t
* p
, oberon_object_t
* proc
)
683 char * full_name
= jvm_get_field_full_name_safe(proc
);
684 char * desc
= jvm_get_descriptor(proc
-> type
);
685 jvm_generate(p
, 0, 1, "getstatic %s/pointer %s", full_name
, desc
);
688 // ==========================================
689 // ==========================================
690 // ==========================================
693 push_item(gen_proc_t
* p
, oberon_item_t
* item
);
696 oberon_generator_init_context(oberon_context_t
* ctx
)
698 gen_context_t
* gen_context
= GC_MALLOC(sizeof *gen_context
);
699 memset(gen_context
, 0, sizeof *gen_context
);
701 ctx
-> gen_context
= gen_context
;
705 oberon_generator_destroy_context(oberon_context_t
* ctx
)
710 oberon_generate_procedure_class(oberon_type_t
* proc
)
715 struct gen_class
* class;
717 cname
= jvm_get_class_full_name(proc
);
718 class = jvm_create_class(cname
);
721 fprintf(fp
, ".source SYSTEM\n");
722 fprintf(fp
, ".class public abstract %s\n", cname
);
723 fprintf(fp
, ".super java/lang/Object\n\n");
725 fprintf(fp
, ".method <init>()V\n");
726 fprintf(fp
, " aload_0\n");
727 fprintf(fp
, " invokespecial java/lang/Object/<init>()V\n");
728 fprintf(fp
, " return\n");
729 fprintf(fp
, ".end method\n\n");
731 signature
= jvm_get_procedure_signature(proc
);
733 fprintf(fp
, ".method public abstract invoke%s\n", signature
);
734 fprintf(fp
, ".end method\n\n");
736 jvm_destroy_class(class);
740 oberon_generate_procedure_pointer_class(oberon_object_t
* proc
)
747 struct gen_class
* class;
749 cname
= jvm_get_field_full_name_safe(proc
);
750 class = jvm_create_class(cname
);
751 abscname
= jvm_get_class_full_name(proc
-> type
);
752 absdesc
= jvm_get_descriptor(proc
-> type
);
755 fprintf(fp
, ".source %s\n", proc
-> module
-> name
);
756 fprintf(fp
, ".class public %s\n", cname
);
757 fprintf(fp
, ".super %s\n\n", abscname
);
759 fprintf(fp
, ".field public static pointer %s\n\n", absdesc
);
761 fprintf(fp
, ".method <init>()V\n");
762 fprintf(fp
, " aload_0\n");
763 fprintf(fp
, " invokespecial %s/<init>()V\n", abscname
);
764 fprintf(fp
, " return\n");
765 fprintf(fp
, ".end method\n\n");
767 fprintf(fp
, ".method static <clinit>()V\n");
768 fprintf(fp
, " .limit stack 2\n");
769 fprintf(fp
, " new %s\n", cname
);
770 fprintf(fp
, " dup\n");
771 fprintf(fp
, " invokespecial %s/<init>()V\n", cname
);
772 fprintf(fp
, " putstatic %s/pointer %s\n", cname
, absdesc
);
773 fprintf(fp
, " return\n");
774 fprintf(fp
, ".end method\n\n");
776 signature
= jvm_get_procedure_signature(proc
-> type
);
781 p
= jvm_create_proc(class);
782 jvm_generate_function_header(p
, "public", "invoke", signature
);
784 this_v
= oberon_generator_new_var();
785 jvm_generate_and_init_local_var(this_v
, p
, false);
789 int num
= proc
-> type
-> num_decl
;
790 oberon_object_t
* arg
= proc
-> type
-> decl
;
791 for(int i
= 0; i
< num
; i
++)
793 v
= oberon_generator_new_var();
794 bool wide
= jvm_is_wide_type(arg
-> type
);
795 char * desc
= jvm_get_descriptor(arg
-> type
);
796 jvm_generate_and_init_named_local_var(v
, p
, wide
, arg
-> name
, desc
);
798 jvm_generate_load(p
, arg
-> type
, v
);
800 use_size
+= (wide
) ? (2) : (1);
805 char * full_name
= jvm_get_field_full_name(proc
);
806 int cell_size
= jvm_cell_size_for_type(proc
-> type
-> base
);
808 jvm_generate(p
, use_size
, cell_size
, "invokestatic %s%s", full_name
, signature
);
810 if(proc
-> type
-> base
-> class == OBERON_TYPE_VOID
)
812 jvm_generate(p
, 0, 0, "return");
816 char prefix
= jvm_get_prefix(proc
-> type
-> base
);
817 jvm_generate(p
, cell_size
, 0, "%creturn", prefix
);
820 jvm_generate_function_end(p
);
822 jvm_destroy_class(class);
826 oberon_generate_record_class(gen_module_t
* m
, oberon_type_t
* rec
)
829 struct gen_class
* class;
831 /* Устанавливаем новоый id */
832 rec
-> gen_type
-> rec_id
= m
-> rec_id
;
835 cname
= jvm_get_class_full_name(rec
);
836 class = jvm_create_class(cname
);
838 fprintf(class -> fp
, ".source %s\n", rec
-> module
-> name
);
839 fprintf(class -> fp
, ".class public %s\n", cname
);
841 if(rec
-> base
== NULL
)
843 fprintf(class -> fp
, ".super java/lang/Object\n\n");
847 class -> base
= rec
-> base
-> gen_type
-> class;
848 fprintf(class -> fp
, ".super %s\n\n", class -> base
-> full_name
);
851 rec
-> gen_type
-> class = class;
855 oberon_generator_init_type(oberon_context_t
* ctx
, oberon_type_t
* type
)
857 gen_type_t
* t
= GC_MALLOC(sizeof *t
);
858 memset(t
, 0, sizeof *t
);
859 type
-> gen_type
= t
;
861 switch(type
-> class)
863 case OBERON_TYPE_VOID
:
864 case OBERON_TYPE_INTEGER
:
865 case OBERON_TYPE_BOOLEAN
:
866 case OBERON_TYPE_ARRAY
:
867 case OBERON_TYPE_REAL
:
868 case OBERON_TYPE_CHAR
:
870 case OBERON_TYPE_RECORD
:
873 m
= type
-> module
-> gen_mod
;
874 oberon_generate_record_class(m
, type
);
876 case OBERON_TYPE_PROCEDURE
:
877 oberon_generate_procedure_class(type
);
879 case OBERON_TYPE_POINTER
:
882 gen_error("oberon_generator_init_type: unk calss %i", type
-> class);
888 oberon_generator_init_record(oberon_context_t
* ctx
, oberon_type_t
* rec
)
890 struct gen_class
* class;
891 class = rec
-> gen_type
-> class;
893 int num
= rec
-> num_decl
;
894 oberon_object_t
* field
= rec
-> decl
;
895 for(int i
= 0; i
< num
; i
++)
897 gen_var_t
* v
= field
-> gen_var
;
898 char * name
= field
-> name
;
899 char * desc
= jvm_get_descriptor(field
-> type
);
900 jvm_generate_and_init_field(v
, class, "public", name
, desc
);
901 field
= field
-> next
;
904 /* Стандартный конструктор класса */
905 /* Инициализирует внутренние статические записи и массивы */
906 gen_proc_t
* p
= jvm_create_proc(class);
907 jvm_generate_function_header(p
, "public", "<init>", "()V");
908 jvm_alloc_register_untyped(p
-> rf
, false);
909 jvm_generate(p
, 0, 1, "aload_0");
912 jvm_generate(p
, 1, 0, "invokespecial %s/<init>()V", class -> base
-> full_name
);
916 jvm_generate(p
, 1, 0, "invokespecial java/lang/Object/<init>()V");
918 num
= rec
-> num_decl
;
920 for(int i
= 0; i
< num
; i
++)
922 if(field
-> type
-> class == OBERON_TYPE_RECORD
923 || field
-> type
-> class == OBERON_TYPE_ARRAY
)
925 jvm_generate(p
, 0, 1, "aload_0");
926 jvm_generate_new(p
, field
-> type
, 0);
927 jvm_generate_store(p
, field
-> type
, field
-> gen_var
);
929 field
= field
-> next
;
931 jvm_generate(p
, 0, 0, "return");
932 jvm_generate_function_end(p
);
934 /* Метод для копирования полей класса */
935 /* reg0 == src -> reg1 == dst */
936 p
= jvm_create_proc(class);
937 gen_var_t
* copy_dst
= oberon_generator_new_var();
938 gen_var_t
* copy_src
= oberon_generator_new_var();
939 char * desc
= jvm_get_descriptor(rec
);
940 char * signature
= new_string("(%s%s)V", desc
, desc
);
941 jvm_generate_function_header(p
, "public static", "$COPY$", signature
);
942 jvm_generate_and_init_named_local_var(copy_dst
, p
, false, "dst", desc
);
943 jvm_generate_and_init_named_local_var(copy_src
, p
, false, "src", desc
);
944 num
= rec
-> num_decl
;
946 for(int i
= 0; i
< num
; i
++)
948 if(field
-> type
-> class == OBERON_TYPE_RECORD
)
950 jvm_generate_load(p
, rec
, copy_dst
);
951 jvm_generate_load(p
, field
-> type
, field
-> gen_var
);
952 jvm_generate_load(p
, rec
, copy_src
);
953 jvm_generate_load(p
, field
-> type
, field
-> gen_var
);
954 jvm_generate_copy_record(p
, field
-> type
);
956 else if(field
-> type
-> class == OBERON_TYPE_ARRAY
)
958 jvm_generate_load(p
, rec
, copy_dst
);
959 jvm_generate_load(p
, field
-> type
, field
-> gen_var
);
960 jvm_generate_load(p
, rec
, copy_src
);
961 jvm_generate_load(p
, field
-> type
, field
-> gen_var
);
962 jvm_generate_copy_array(p
, field
-> type
);
966 jvm_generate_load(p
, rec
, copy_dst
);
967 jvm_generate_load(p
, rec
, copy_src
);
968 jvm_generate_load(p
, field
-> type
, field
-> gen_var
);
969 jvm_generate_store(p
, field
-> type
, field
-> gen_var
);
971 field
= field
-> next
;
973 jvm_generate(p
, 0, 0, "return");
974 jvm_generate_function_end(p
);
976 jvm_destroy_class(class);
980 oberon_generator_init_var(oberon_context_t
* ctx
, oberon_object_t
* var
)
982 gen_var_t
* v
= oberon_generator_new_var();
986 m
= ctx
-> mod
-> gen_mod
;
988 struct gen_class
* class;
994 case OBERON_CLASS_VAR_PARAM
:
995 gen_error("generator: VAR-parameters not implemented");
997 case OBERON_CLASS_PARAM
:
998 /* Заполняется при генерации функции */
999 /* смотри jvm_init_local_object() */
1001 case OBERON_CLASS_FIELD
:
1002 /* Заполняются при инициализации структуры */
1003 /* смотри oberon_generator_init_record() */
1005 case OBERON_CLASS_VAR
:
1006 /* Локальные заполняются при генерации функции */
1007 /* смотри jvm_init_local_object() */
1008 if(var
-> local
== 0)
1010 desc
= jvm_get_descriptor(var
-> type
);
1011 jvm_generate_and_init_global_var(v
, class, "public", var
-> name
, desc
);
1015 gen_error("oberon_generator_init_var: unk var class %i", var
-> class);
1021 oberon_generator_init_proc(oberon_context_t
* ctx
, oberon_object_t
* proc
)
1023 struct gen_class
* class = proc
-> module
-> gen_mod
-> class;
1024 proc
-> gen_proc
= jvm_create_proc(class);
1028 gen_error("generator: local procedures not implemented");
1031 oberon_generate_procedure_pointer_class(proc
);
1035 oberon_generator_init_module(oberon_context_t
* ctx
, oberon_module_t
* mod
)
1037 gen_module_t
* m
= GC_MALLOC(sizeof *m
);
1038 memset(m
, 0, sizeof *m
);
1041 struct gen_class
* class;
1042 class = jvm_create_class(mod
-> name
);
1044 fprintf(class -> fp
, ".source %s\n", mod
-> name
);
1045 fprintf(class -> fp
, ".class %s\n", mod
-> name
);
1046 fprintf(class -> fp
, ".super java/lang/Object\n\n");
1050 ctx
-> gen_context
-> current_m
= m
;
1054 oberon_generator_fini_module(oberon_module_t
* mod
)
1056 jvm_destroy_class(mod
-> gen_mod
-> class);
1060 push_expr(gen_proc_t
* p
, oberon_expr_t
* expr
);
1063 oberon_generate_begin_module(oberon_context_t
* ctx
)
1065 struct gen_class
* class = ctx
-> mod
-> gen_mod
-> class;
1066 gen_proc_t
* p
= jvm_create_proc(class);
1068 jvm_generate_function_header(p
, "public", "<init>", "()V");
1069 jvm_alloc_register_untyped(p
-> rf
, false);
1070 jvm_generate(p
, 0, 1, "aload_0");
1071 jvm_generate(p
, 1, 0, "invokespecial java/lang/Object/<init>()V");
1073 /* Инициализация переменных объявленных в модуле */
1074 oberon_object_t
* x
= ctx
-> mod
-> decl
-> list
-> next
;
1077 if(x
-> class == OBERON_CLASS_VAR
)
1079 if(x
-> type
-> class == OBERON_TYPE_ARRAY
1080 || x
-> type
-> class == OBERON_TYPE_RECORD
)
1082 jvm_generate_new(p
, x
-> type
, 0);
1083 jvm_generate_store(p
, x
-> type
, x
-> gen_var
);
1092 oberon_generate_end_module(oberon_context_t
* ctx
)
1094 struct gen_class
* class = ctx
-> mod
-> gen_mod
-> class;
1095 gen_proc_t
* p
= class -> p
;
1097 jvm_generate(p
, 0, 0, "return");
1098 jvm_generate_function_end(class -> p
);
1102 jvm_init_local_object(gen_proc_t
* p
, oberon_object_t
* x
)
1107 struct gen_class
* class;
1111 wide
= jvm_is_wide_type(x
-> type
);
1112 desc
= jvm_get_descriptor(x
-> type
);
1114 // Убеждаемся что сейчас находимся в функции
1120 case OBERON_CLASS_VAR
:
1121 case OBERON_CLASS_PARAM
:
1122 jvm_generate_and_init_named_local_var(v
, p
, wide
, x
-> name
, desc
);
1125 gen_error("jvm_init_local_object: wat");
1131 * Генерирует код для получения размера измерения массива
1132 * Аналог Обероновского LEN(v, n); где n = 0 - первое измерение.
1137 jvm_generate_array_len(gen_proc_t
* p
, int dim
)
1141 jvm_generate(p
, 0, 1, "iconst_0");
1142 jvm_generate(p
, 2, 1, "aaload");
1145 jvm_generate(p
, 1, 1, "arraylength");
1149 jvm_generate_array_duplicate_and_replace(gen_proc_t
* p
, gen_var_t
* v
, oberon_type_t
* arr
)
1152 oberon_type_t
* base
= arr
;
1153 while(base
-> class == OBERON_TYPE_ARRAY
)
1155 if(base
-> size
== 0)
1157 jvm_generate_load(p
, arr
, v
);
1158 jvm_generate_array_len(p
, dim
);
1161 base
= base
-> base
;
1164 jvm_generate_new(p
, arr
, dim
);
1165 jvm_generate(p
, 1, 2, "dup");
1166 jvm_generate_load(p
, arr
, v
);
1167 jvm_generate_copy_array(p
, arr
);
1168 jvm_generate_store(p
, arr
, v
);
1172 jvm_generate_record_duplicate_and_replace(gen_proc_t
* p
, gen_var_t
* v
, oberon_type_t
* rec
)
1174 jvm_generate_new(p
, rec
, 0);
1175 jvm_generate(p
, 1, 2, "dup");
1176 jvm_generate_load(p
, rec
, v
);
1177 jvm_generate_copy_record(p
, rec
);
1178 jvm_generate_store(p
, rec
, v
);
1182 oberon_generate_begin_proc(oberon_context_t
* ctx
, oberon_object_t
* proc
)
1187 p
= proc
-> gen_proc
;
1189 signature
= jvm_get_procedure_signature(proc
-> type
);
1190 jvm_generate_function_header(p
, "public static", proc
-> name
, signature
);
1192 /* Выделение регистров под параметры и переменные */
1193 oberon_object_t
* var
= proc
-> type
-> decl
;
1196 jvm_init_local_object(p
, var
);
1200 /* Копирование статических/открытых массивов и записей */
1201 var
= proc
-> type
-> decl
;
1204 if(var
-> class == OBERON_CLASS_PARAM
|| var
-> class == OBERON_CLASS_VAR_PARAM
)
1206 if(var
-> type
-> class == OBERON_TYPE_ARRAY
)
1208 jvm_generate_array_duplicate_and_replace(p
, var
-> gen_var
, var
-> type
);
1210 else if(var
-> type
-> class == OBERON_TYPE_RECORD
)
1212 jvm_generate_record_duplicate_and_replace(p
, var
-> gen_var
, var
-> type
);
1220 oberon_generate_end_proc(oberon_context_t
* ctx
)
1225 m
= ctx
-> mod
-> gen_mod
;
1226 p
= m
-> class -> p
;
1228 jvm_generate_function_end(p
);
1232 jvm_generate_call_proc(gen_proc_t
* p
, oberon_item_t
* desig
)
1234 assert(desig
-> var
== NULL
);
1235 assert(desig
-> mode
== MODE_CALL
);
1237 char * signature
= NULL
;
1239 bool direct_call
= false;
1240 if(desig
-> parent
-> mode
== MODE_VAR
)
1242 if(desig
-> parent
-> var
-> class == OBERON_CLASS_PROC
)
1248 printf("direct_call == %i\n", direct_call
);
1250 oberon_type_t
* procsig
;
1251 procsig
= desig
-> parent
-> result
;
1252 signature
= jvm_get_procedure_signature(procsig
);
1254 if(direct_call
== false)
1256 /* Загружаем указатель на процедуру */
1257 push_item(p
, desig
-> parent
);
1261 int result_cells
= jvm_cell_size_for_type(procsig
-> base
);
1263 int num
= desig
-> num_args
;
1264 oberon_expr_t
* arg
= desig
-> args
;
1265 for(int i
= 0; i
< num
; i
++)
1267 args_cells
+= jvm_cell_size_for_type(arg
-> result
);
1274 char * full_name
= jvm_get_field_full_name(desig
-> parent
-> var
);
1275 jvm_generate(p
, args_cells
, result_cells
, "invokestatic %s%s", full_name
, signature
);
1279 char * cname
= jvm_get_class_full_name(procsig
);
1280 jvm_generate(p
, 1 + args_cells
, result_cells
, "invokevirtual %s/invoke%s", cname
, signature
);
1285 oberon_generate_call_proc(oberon_context_t
* ctx
, oberon_expr_t
* desig
)
1287 assert(desig
-> is_item
);
1288 jvm_generate_call_proc(ctx
-> mod
-> gen_mod
-> class -> p
, (oberon_item_t
*) desig
);
1292 oberon_generate_return(oberon_context_t
* ctx
, oberon_expr_t
* expr
)
1299 m
= ctx
-> mod
-> gen_mod
;
1300 p
= m
-> class -> p
;
1305 prefix
= jvm_get_prefix(expr
-> result
);
1306 cell_size
= jvm_cell_size_for_type(expr
-> result
);
1307 jvm_generate(p
, cell_size
, 0, "%creturn", prefix
);
1311 jvm_generate(p
, 0, 0, "return");
1316 jvm_generate_expr_new_pointer(gen_proc_t
* p
, oberon_type_t
* type
, int num
, oberon_expr_t
* arg
)
1318 assert(type
-> class == OBERON_TYPE_POINTER
);
1320 for(int i
= 0; i
< num
; i
++)
1326 jvm_generate_new(p
, type
-> base
, num
);
1330 jvm_generate_cast_type(gen_proc_t
* p
, oberon_type_t
* from
, oberon_type_t
* to
)
1332 if(to
-> class == OBERON_TYPE_RECORD
|| to
-> class == OBERON_TYPE_POINTER
)
1334 char * full_name
= jvm_get_class_full_name(to
);
1335 jvm_generate(p
, 1, 1, "checkcast %s", full_name
);
1339 char prefix
= jvm_get_prefix(from
);
1340 char postfix
= jvm_get_postfix(to
);
1341 int from_cell_size
= jvm_cell_size_for_type(from
);
1342 int to_cell_size
= jvm_cell_size_for_type(to
);
1344 jvm_generate_comment(p
, "cast type class from %i(%i) to %i(%i)", from
-> class, from
-> size
, to
-> class, to
-> size
);
1346 if(prefix
== postfix
)
1351 jvm_generate(p
, from_cell_size
, to_cell_size
, "%c2%c", prefix
, postfix
);
1356 push_item(gen_proc_t
* p
, oberon_item_t
* item
)
1358 switch(item
-> mode
)
1361 if(item
-> var
-> class == OBERON_CLASS_PROC
)
1363 jvm_generate_push_procedure_pointer(p
, item
-> var
);
1367 jvm_generate_load(p
, item
-> result
, item
-> var
-> gen_var
);
1372 jvm_generate_push_int_size(p
, item
-> integer
, item
-> result
-> size
);
1375 jvm_generate_push_int_size(p
, item
-> boolean
, item
-> result
-> size
);
1378 jvm_generate_call_proc(p
, item
);
1382 char postfix
= jvm_get_postfix(item
-> result
);
1383 int cell_size
= jvm_cell_size_for_postfix(postfix
);
1384 assert(item
-> parent
-> is_item
);
1385 push_item(p
, (oberon_item_t
*) item
-> parent
);
1386 push_expr(p
, item
-> args
);
1387 jvm_generate(p
, 1 + 1, cell_size
, "%caload", postfix
);
1390 assert(item
-> parent
-> is_item
);
1391 push_item(p
, (oberon_item_t
*) item
-> parent
);
1392 jvm_generate_load(p
, item
-> result
, item
-> var
-> gen_var
);
1395 /* Все объекты в jvm представляются как указатели */
1396 assert(item
-> parent
-> is_item
);
1397 push_item(p
, (oberon_item_t
*) item
-> parent
);
1400 jvm_generate(p
, 0, 1, "aconst_null");
1403 jvm_generate_expr_new_pointer(p
, item
-> result
, item
-> num_args
, item
-> args
);
1406 jvm_generate_push_float(p
, item
-> real
, item
-> result
-> size
);
1409 gen_error("push_item: unk mode %i", item
-> mode
);
1415 jvm_generate_logical_not(gen_proc_t
* p
)
1417 int label_done
= jvm_new_label_id(p
);
1418 int label_false
= jvm_new_label_id(p
);
1419 char * label_name_done
= jvm_get_label_name(label_done
);
1420 char * label_name_false
= jvm_get_label_name(label_false
);
1422 jvm_generate(p
, 1, 0, "ifne %s", label_name_false
);
1423 jvm_generate(p
, 0, 1, "iconst_1");
1424 jvm_generate(p
, 0, 0, "goto %s", label_name_done
);
1425 jvm_generate_label(p
, label_false
);
1426 jvm_generate(p
, 0, 1, "iconst_0");
1427 jvm_generate_label(p
, label_done
);
1431 jvm_generate_abs(gen_proc_t
* p
, char prefix
)
1433 char t
= jvm_get_type_of_prefix(prefix
);
1434 int cell_size
= jvm_cell_size_for_postfix(prefix
);
1435 jvm_generate(p
, cell_size
, cell_size
, "invokestatic java/lang/Math/abs(%c)%c", t
, t
);
1439 jvm_generate_compare_op(gen_proc_t
* p
, char prefix
, int op
)
1441 int label_true
= jvm_new_label_id(p
);
1442 int label_done
= jvm_new_label_id(p
);
1443 char * label_name_true
= jvm_get_label_name(label_true
);
1444 char * label_name_done
= jvm_get_label_name(label_done
);
1445 int cell_size
= 2 * jvm_cell_size_for_postfix(prefix
);
1447 assert(prefix
== 'i' || prefix
== 'a');
1449 const char * cmpop
= "";
1471 gen_error("jvm_generate_compare_op: wat");
1475 jvm_generate(p
, cell_size
, 0, "if_%ccmp%s %s", prefix
, cmpop
, label_name_true
);
1476 jvm_generate(p
, 0, 1, "iconst_0");
1477 jvm_generate(p
, 0, 0, "goto %s", label_name_done
);
1478 jvm_generate_label(p
, label_true
);
1479 jvm_generate(p
, 0, 1, "iconst_1");
1480 jvm_generate_label(p
, label_done
);
1484 jvm_generate_operator(gen_proc_t
* p
, char prefix
, int op
)
1486 int cell_size
= jvm_cell_size_for_postfix(prefix
);
1489 case OP_UNARY_MINUS
:
1490 jvm_generate(p
, cell_size
, cell_size
, "%cneg", prefix
);
1492 case OP_BITWISE_NOT
:
1493 jvm_generate_push_int(p
, -1);
1494 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cxor", prefix
);
1497 jvm_generate_logical_not(p
);
1500 jvm_generate_abs(p
, prefix
);
1504 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cadd", prefix
);
1507 jvm_generate(p
, 2 * cell_size
, cell_size
, "%csub", prefix
);
1510 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cmul", prefix
);
1513 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cdiv", prefix
);
1516 jvm_generate(p
, 2 * cell_size
, cell_size
, "%crem", prefix
);
1518 case OP_BITWISE_AND
:
1519 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cand", prefix
);
1521 case OP_BITWISE_XOR
:
1522 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cxor", prefix
);
1525 jvm_generate(p
, 2 * cell_size
, cell_size
, "%cor", prefix
);
1534 jvm_generate_compare_op(p
, prefix
, op
);
1537 gen_error("jvm_generate_operator: unk op %i", op
);
1543 jvm_generate_logical_or(gen_proc_t
* p
, oberon_expr_t
* a
, oberon_expr_t
* b
)
1545 int label_calc_b
= jvm_new_label_id(p
);
1546 int label_done
= jvm_new_label_id(p
);
1547 char * label_name_calc_b
= jvm_get_label_name(label_calc_b
);
1548 char * label_name_done
= jvm_get_label_name(label_done
);
1550 /* a OR b -- если a, то TRUE, иначе b */
1553 jvm_generate(p
, 1, 0, "ifne %s", label_name_calc_b
);
1554 jvm_generate(p
, 0, 1, "iconst_1");
1555 jvm_generate(p
, 0, 0, "goto %s", label_name_done
);
1556 jvm_generate_label(p
, label_calc_b
);
1558 jvm_generate_label(p
, label_done
);
1562 jvm_generate_logical_and(gen_proc_t
* p
, oberon_expr_t
* a
, oberon_expr_t
* b
)
1564 int label_false
= jvm_new_label_id(p
);
1565 int label_done
= jvm_new_label_id(p
);
1566 char * label_name_false
= jvm_get_label_name(label_false
);
1567 char * label_name_done
= jvm_get_label_name(label_done
);
1569 /* a AND b -- если a, то b, иначе FALSE */
1572 jvm_generate(p
, 1, 0, "ifne %s", label_name_false
);
1574 jvm_generate(p
, 0, 0, "goto %s", label_name_done
);
1575 jvm_generate_label(p
, label_false
);
1576 jvm_generate(p
, 0, 1, "iconst_0");
1577 jvm_generate_label(p
, label_done
);
1581 push_operator(gen_proc_t
* p
, oberon_oper_t
* oper
)
1583 char prefix
= jvm_get_prefix(oper
-> result
);
1584 int op
= oper
-> op
;
1588 push_expr(p
, oper
-> left
);
1589 jvm_generate_cast_type(p
, oper
-> left
-> result
, oper
-> result
);
1591 case OP_UNARY_MINUS
:
1592 case OP_BITWISE_NOT
:
1595 push_expr(p
, oper
-> left
);
1596 jvm_generate_operator(p
, prefix
, op
);
1604 case OP_BITWISE_AND
:
1605 case OP_BITWISE_XOR
:
1614 push_expr(p
, oper
-> left
);
1615 push_expr(p
, oper
-> right
);
1616 jvm_generate_operator(p
, prefix
, op
);
1620 jvm_generate_logical_or(p
, oper
-> left
, oper
-> right
);
1623 jvm_generate_logical_and(p
, oper
-> left
, oper
-> right
);
1626 gen_error("push_oper: unk op %i", op
);
1632 push_expr(gen_proc_t
* p
, oberon_expr_t
* expr
)
1636 push_item(p
, (oberon_item_t
*) expr
);
1640 push_operator(p
, (oberon_oper_t
*) expr
);
1645 store_expr(gen_proc_t
* p
, oberon_expr_t
* dst
, oberon_expr_t
* src
)
1647 assert(dst
-> is_item
);
1648 oberon_item_t
* item
= (oberon_item_t
*) dst
;
1650 if(dst
-> result
-> class == OBERON_TYPE_ARRAY
1651 || src
-> result
-> class == OBERON_TYPE_ARRAY
)
1655 jvm_generate_copy_array(p
, dst
-> result
);
1657 else if(dst
-> result
-> class == OBERON_TYPE_RECORD
1658 || src
-> result
-> class == OBERON_TYPE_RECORD
)
1662 jvm_generate_copy_record(p
, dst
-> result
);
1664 else switch(item
-> mode
)
1668 jvm_generate_store(p
, src
-> result
, item
-> var
-> gen_var
);
1672 char postfix
= jvm_get_postfix(src
-> result
);
1673 int cell_size
= jvm_cell_size_for_postfix(postfix
);
1674 assert(item
-> parent
-> is_item
);
1675 push_item(p
, (oberon_item_t
*) item
-> parent
);
1676 push_expr(p
, item
-> args
);
1678 jvm_generate(p
, 1 + 1 + cell_size
, 0, "%castore", postfix
);
1681 assert(item
-> parent
-> is_item
);
1682 push_item(p
, (oberon_item_t
*) item
-> parent
);
1684 jvm_generate_store(p
, src
-> result
, item
-> var
-> gen_var
);
1687 gen_error("store_expr: unk mode %i", item
-> mode
);
1693 oberon_generate_assign(oberon_context_t
* ctx
, oberon_expr_t
* src
, oberon_expr_t
* dst
)
1698 m
= ctx
-> mod
-> gen_mod
;
1699 p
= m
-> class -> p
;
1701 store_expr(p
, dst
, src
);
1705 oberon_generate_code(oberon_context_t
* ctx
)
1707 printf("generate code\n");
1711 oberon_generator_dump(oberon_context_t
* ctx
, char * path
)
1713 printf("jit: dump code\n");
1717 oberon_generator_get_procedure(oberon_context_t
* ctx
, const char * name
)
1719 printf("jit: get pointer to procedure %s\n", name
);
1724 oberon_generator_get_var(oberon_context_t
* ctx
, const char * name
)
1726 printf("jit: get pointer to var %s\n", name
);