citrun

commit 9c086eae61b831d4dd8c07f32fe6c40e5106f05b
parent 072a8412fac148fb89a7c83676abcb32f88ae482
Author: kyle <kyle@0x30.net>
Date:   Sun, 18 Sep 2016 08:16:10 -0600

src: show execution count differences

Diffstat:
M
src/process_file.cc
 | 
21
+++++++++------------
M
src/process_file.h
 | 
5
+++--
M
src/term_main.cc
 | 
4
+++-

3 files changed, 15 insertions(+), 15 deletions(-)
diff --git a/src/process_file.cc b/src/process_file.cc
@@ -47,6 +47,8 @@ ProcessFile::ProcessFile(std::string const &path) :
 		m_shm.read_string(t.abs_file_path);
 
 		t.exec_counts = (uint64_t *)m_shm.get_block(t.num_lines * 8);
+		t.exec_counts_last = new uint64_t[t.num_lines]();
+
 		t.source.resize(t.num_lines);
 		m_program_loc += t.num_lines;
 		read_source(t);
@@ -80,18 +82,6 @@ ProcessFile::read_source(struct TranslationUnit &t)
 		std::getline(file_stream, l);
 }
 
-uint64_t
-ProcessFile::total_execs()
-{
-	uint64_t count = 0;
-
-	for (auto &t : m_tus)
-		for (unsigned int i = 0; i < t.num_lines; ++i)
-			count += t.exec_counts[i];
-
-	return count;
-}
-
 const TranslationUnit *
 ProcessFile::find_tu(std::string const &srcname) const
 {
@@ -102,6 +92,13 @@ ProcessFile::find_tu(std::string const &srcname) const
 }
 
 void
+ProcessFile::save_executions()
+{
+	for (auto &t : m_tus)
+		memcpy(t.exec_counts_last, t.exec_counts, t.num_lines * 8);
+}
+
+void
 ProcessFile::read_executions()
 {
 }
diff --git a/src/process_file.h b/src/process_file.h
@@ -9,6 +9,7 @@ struct TranslationUnit {
 	uint32_t	 num_lines;
 	uint8_t		 has_execs;
 	uint64_t	*exec_counts;
+	uint64_t	*exec_counts_last;
 	std::vector<std::string> source;
 };
 
@@ -21,9 +22,9 @@ public:
 	ProcessFile(std::string const &);
 
 	const TranslationUnit *find_tu(std::string const &) const;
-	uint64_t total_execs();
 	bool		 is_alive() const;
-	void read_executions();
+	void		 read_executions();
+	void		 save_executions();
 
 	uint8_t		 m_major;
 	uint8_t		 m_minor;
diff --git a/src/term_main.cc b/src/term_main.cc
@@ -118,7 +118,8 @@ CursesViewer::draw()
 	int upper_bound = m_size_y - 2 + m_offset;
 
 	for (int i = m_offset; i < upper_bound && i < m_cur_tu.num_lines; i++) {
-		uint32_t e = m_cur_tu.exec_counts[i];
+		uint64_t e = m_cur_tu.exec_counts[i] - m_cur_tu.exec_counts_last[i];
+
 		std::string l = m_cur_tu.source[i];
 
 		m_total_executions += e;
@@ -144,6 +145,7 @@ CursesViewer::draw()
 			attroff(COLOR_PAIR(color));
 	}
 
+	m_cur_pfile->save_executions();
 	print_statusbar();
 	refresh();
 }