Initial commit

include/api.h

@@ -0,0 +1,35 @@
+#ifndef _DIFFTEST_API_H_
+#define _DIFFTEST_API_H_
+
+#include <cstddef>
+
+extern "C" {
+
+typedef struct {
+  enum {
+    ACT_NONE,
+    ACT_BREAKPOINT,
+    ACT_WATCH,
+    ACT_RWATCH,
+    ACT_WWATCH,
+    ACT_SHUTDOWN
+  } reason;
+  size_t data;
+} gdb_action_t;
+
+typedef enum { BP_SOFTWARE = 0, BP_WRITE, BP_READ, BP_ACCESS } bp_type_t;
+
+struct target_ops {
+  void (*cont)(void *args, gdb_action_t *res);
+  void (*stepi)(void *args, gdb_action_t *res);
+  int (*read_reg)(void *args, int regno, size_t *value);
+  int (*write_reg)(void *args, int regno, size_t value);
+  int (*read_mem)(void *args, size_t addr, size_t len, void *val);
+  int (*write_mem)(void *args, size_t addr, size_t len, void *val);
+  bool (*set_bp)(void *args, size_t addr, bp_type_t type);
+  bool (*del_bp)(void *args, size_t addr, bp_type_t type);
+  void (*on_interrupt)(void *args);
+};
+}
+
+#endif

include/difftest.hpp

@@ -0,0 +1,4 @@
+#ifndef _DIFFTEST_DIFFTEST_H_
+#define _DIFFTEST_DIFFTEST_H_
+
+#endif