Added NOP final stage to pinpoint plugin

pinpoint/CMakeLists.txt

@@ -10,3 +10,4 @@ target_include_directories(spslr_pinpoint PRIVATE ${GCC_PLUGIN_PATH}/include ${C
 
 add_subdirectory(stage0)
 add_subdirectory(stage1)
+add_subdirectory(final)

pinpoint/final/CMakeLists.txt

@@ -0,0 +1,2 @@
+target_sources(spslr_pinpoint PRIVATE on_finish_unit.cpp)
+target_include_directories(spslr_pinpoint PRIVATE .)

pinpoint/final/final.h

@@ -0,0 +1,3 @@
+#pragma once
+
+void on_finish_unit(void* plugin_data, void* user_data);

pinpoint/final/on_finish_unit.cpp

@@ -0,0 +1,15 @@
+#include <iostream>
+#include <final.h>
+
+#include <safe-input.h>
+
+void on_finish_unit(void* plugin_data, void* user_data) {
+	/*
+	TODO
+	The result lbasename(...) is not unique (e.g., "file.c" and "sub/file.c")
+	Calculate UID for compilation unit -> hash(main_input_filename)
+	Add UID symbol to CU -> __spslr_cu_<uid>
+	Then dump accumulated data for finalizer
+	*/
+	std::cout << "Finishing unit \"" << lbasename(main_input_filename) << "\"" << std::endl;
+}

pinpoint/pinpoint.cpp

@@ -5,6 +5,7 @@
 
 #include <stage0.h>
 #include <stage1.h>
+#include <final.h>
 
 int plugin_is_GPL_compatible;
 
@@ -37,5 +38,9 @@ int plugin_init(struct plugin_name_args* plugin_info, struct plugin_gcc_version*
 	asm_offset_pass_info.pos_op = PASS_POS_INSERT_AFTER;
 	register_callback(plugin_info->base_name, PLUGIN_PASS_MANAGER_SETUP, nullptr, &asm_offset_pass_info);
 
+	// Final stage -> dump accumulated information
+
+	register_callback(plugin_info->base_name, PLUGIN_FINISH_UNIT, on_finish_unit, NULL);
+
 	return 0;
 }

pinpoint/stage0/on_finish_decl.cpp

@@ -1,8 +1,6 @@
-#include <iostream> // TODO
 #include <stage0.h>
 
 #include <pinpoint_error.h>
-#include <safe-input.h>
 
 static std::list<DataPin> pins;
 
@@ -73,11 +71,7 @@ static void on_static_var(tree var) {
 		pinpoint_fatal("on_static_var failed to get symbol of static variable");
 
 	pin.symbol = std::string{ symbol };
-
 	pins.emplace_back(std::move(pin));
-
-	// TODO
-	std::cout << "Pinned: \"" << symbol << "\" (" << lbasename(main_input_filename) << ")" << std::endl;
 }
 
 void on_finish_decl(void* plugin_data, void* user_data) {