mbed-mruby

Diff: include/mruby/debug.h

Revision:

0:158c61bb030f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/include/mruby/debug.h	Wed Mar 25 17:36:16 2015 +0000
@@ -0,0 +1,66 @@
+/*
+** mruby/debug.h - mruby debug info
+**
+** See Copyright Notice in mruby.h
+*/
+
+#ifndef MRUBY_DEBUG_H
+#define MRUBY_DEBUG_H
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+typedef enum mrb_debug_line_type {
+  mrb_debug_line_ary = 0,
+  mrb_debug_line_flat_map = 1
+} mrb_debug_line_type;
+
+typedef struct mrb_irep_debug_info_line {
+  uint32_t start_pos;
+  uint16_t line;
+} mrb_irep_debug_info_line;
+
+typedef struct mrb_irep_debug_info_file {
+  uint32_t start_pos;
+  const char *filename;
+  mrb_sym filename_sym;
+  uint32_t line_entry_count;
+  mrb_debug_line_type line_type;
+  union {
+    void *ptr;
+    mrb_irep_debug_info_line *flat_map;
+    uint16_t *ary;
+  } lines;
+} mrb_irep_debug_info_file;
+
+typedef struct mrb_irep_debug_info {
+  uint32_t pc_count;
+  uint16_t flen;
+  mrb_irep_debug_info_file **files;
+} mrb_irep_debug_info;
+
+/*
+ * get line from irep's debug info and program counter
+ * @return returns NULL if not found
+ */
+MRB_API const char *mrb_debug_get_filename(mrb_irep *irep, uint32_t pc);
+
+/*
+ * get line from irep's debug info and program counter
+ * @return returns -1 if not found
+ */
+MRB_API int32_t mrb_debug_get_line(mrb_irep *irep, uint32_t pc);
+
+MRB_API mrb_irep_debug_info_file *mrb_debug_info_append_file(
+    mrb_state *mrb, mrb_irep *irep,
+    uint32_t start_pos, uint32_t end_pos);
+MRB_API mrb_irep_debug_info *mrb_debug_info_alloc(mrb_state *mrb, mrb_irep *irep);
+MRB_API void mrb_debug_info_free(mrb_state *mrb, mrb_irep_debug_info *d);
+
+#if defined(__cplusplus)
+}  /* extern "C" { */
+#endif
+
+#endif /* MRUBY_DEBUG_H */
+