Commit 780f555b authored by Paul Sokolovsky's avatar Paul Sokolovsky
Browse files

Add new alloc metric: peak_bytes_allocated.

This is just max value of current_bytes_allocated seen.
parent 02de0c57
...@@ -5,6 +5,9 @@ ...@@ -5,6 +5,9 @@
static int total_bytes_allocated = 0; static int total_bytes_allocated = 0;
static int current_bytes_allocated = 0; static int current_bytes_allocated = 0;
static int peak_bytes_allocated = 0;
#define UPDATE_PEAK() { if (current_bytes_allocated > peak_bytes_allocated) peak_bytes_allocated = current_bytes_allocated; }
void *m_malloc(int num_bytes) { void *m_malloc(int num_bytes) {
if (num_bytes == 0) { if (num_bytes == 0) {
...@@ -17,6 +20,7 @@ void *m_malloc(int num_bytes) { ...@@ -17,6 +20,7 @@ void *m_malloc(int num_bytes) {
} }
total_bytes_allocated += num_bytes; total_bytes_allocated += num_bytes;
current_bytes_allocated += num_bytes; current_bytes_allocated += num_bytes;
UPDATE_PEAK();
return ptr; return ptr;
} }
...@@ -31,6 +35,7 @@ void *m_malloc0(int num_bytes) { ...@@ -31,6 +35,7 @@ void *m_malloc0(int num_bytes) {
} }
total_bytes_allocated += num_bytes; total_bytes_allocated += num_bytes;
current_bytes_allocated += num_bytes; current_bytes_allocated += num_bytes;
UPDATE_PEAK();
return ptr; return ptr;
} }
...@@ -52,6 +57,7 @@ void *m_realloc(void *ptr, int old_num_bytes, int new_num_bytes) { ...@@ -52,6 +57,7 @@ void *m_realloc(void *ptr, int old_num_bytes, int new_num_bytes) {
int diff = new_num_bytes - old_num_bytes; int diff = new_num_bytes - old_num_bytes;
total_bytes_allocated += diff; total_bytes_allocated += diff;
current_bytes_allocated += diff; current_bytes_allocated += diff;
UPDATE_PEAK();
return ptr; return ptr;
} }
...@@ -69,3 +75,7 @@ int m_get_total_bytes_allocated(void) { ...@@ -69,3 +75,7 @@ int m_get_total_bytes_allocated(void) {
int m_get_current_bytes_allocated(void) { int m_get_current_bytes_allocated(void) {
return current_bytes_allocated; return current_bytes_allocated;
} }
int m_get_peak_bytes_allocated(void) {
return peak_bytes_allocated;
}
...@@ -33,6 +33,7 @@ void m_free(void *ptr, int num_bytes); ...@@ -33,6 +33,7 @@ void m_free(void *ptr, int num_bytes);
int m_get_total_bytes_allocated(void); int m_get_total_bytes_allocated(void);
int m_get_current_bytes_allocated(void); int m_get_current_bytes_allocated(void);
int m_get_peak_bytes_allocated(void);
/** unichar / UTF-8 *********************************************/ /** unichar / UTF-8 *********************************************/
......
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