Implement memory profiler, optimize memory usage, modify code indent (#35)

core/shared-lib/include/bh_memory.h

@@ -52,6 +52,8 @@ int bh_memory_init_with_allocator(void *malloc_func, void *free_func);
  */
 void bh_memory_destroy();
 
+#if BEIHAI_ENABLE_MEMORY_PROFILING == 0
+
 /**
  * This function allocates a memory chunk from system
  *
@@ -68,6 +70,32 @@ void* bh_malloc(unsigned int size);
  */
 void bh_free(void *ptr);
 
+#else
+
+void* bh_malloc_profile(const char *file, int line, const char *func, unsigned int size);
+void bh_free_profile(const char *file, int line, const char *func, void *ptr);
+
+#define bh_malloc(size) bh_malloc_profile(__FILE__, __LINE__, __func__, size)
+#define bh_free(ptr) bh_free_profile(__FILE__, __LINE__, __func__, ptr)
+
+/**
+ * Print current memory profiling data
+ *
+ * @param file file name of the caller
+ * @param line line of the file of the caller
+ * @param func function name of the caller
+ */
+void memory_profile_print(const char *file, int line, const char *func, int alloc);
+
+/**
+ * Summarize memory usage and print it out
+ * Can use awk to analyze the output like below:
+ * awk -F: '{print $2,$4,$6,$8,$9}' OFS="\t" ./out.txt | sort -n -r -k 1
+ */
+void memory_usage_summarize();
+
+#endif
+
 #ifdef __cplusplus
 }
 #endif