65 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
| namespace factor
 | |
| {
 | |
| 
 | |
| struct profiling_sample_count
 | |
| {
 | |
| 	// Number of samples taken before the safepoint that recorded the sample
 | |
| 	fixnum sample_count;
 | |
| 	// Number of samples taken during GC
 | |
| 	fixnum gc_sample_count;
 | |
| 	// Number of samples taken during unoptimized compiler
 | |
| 	fixnum jit_sample_count;
 | |
| 	// Number of samples taken during foreign code execution
 | |
| 	fixnum foreign_sample_count;
 | |
| 	// Number of samples taken during code execution in non-Factor threads
 | |
| 	fixnum foreign_thread_sample_count;
 | |
| 
 | |
| 	profiling_sample_count() :
 | |
| 		sample_count(0),
 | |
| 		gc_sample_count(0),
 | |
| 		jit_sample_count(0),
 | |
| 		foreign_sample_count(0),
 | |
| 		foreign_thread_sample_count(0) {}
 | |
| 
 | |
| 	profiling_sample_count(fixnum sample_count,
 | |
| 		fixnum gc_sample_count,
 | |
| 		fixnum jit_sample_count,
 | |
| 		fixnum foreign_sample_count,
 | |
| 		fixnum foreign_thread_sample_count) :
 | |
| 		sample_count(sample_count),
 | |
| 		gc_sample_count(gc_sample_count),
 | |
| 		jit_sample_count(jit_sample_count),
 | |
| 		foreign_sample_count(foreign_sample_count),
 | |
| 		foreign_thread_sample_count(foreign_thread_sample_count) {}
 | |
| 
 | |
| 	bool empty() const
 | |
| 	{
 | |
| 		return sample_count
 | |
| 			+ gc_sample_count
 | |
| 			+ jit_sample_count
 | |
| 			+ foreign_sample_count
 | |
| 			+ foreign_thread_sample_count == 0;
 | |
| 	}
 | |
| 
 | |
| 	profiling_sample_count record_counts() volatile;
 | |
| 	void clear() volatile;
 | |
| };
 | |
| 
 | |
| struct profiling_sample
 | |
| {
 | |
| 	// Sample counts
 | |
| 	profiling_sample_count counts;
 | |
| 	// Active thread during sample
 | |
| 	cell thread;
 | |
| 	/* The callstack at safepoint time. Indexes to the beginning and ending
 | |
| 	code_block entries in the vm sample_callstacks array. */
 | |
| 	cell callstack_begin, callstack_end;
 | |
| 
 | |
| 	profiling_sample(factor_vm *vm,
 | |
| 		bool prolog_p,
 | |
| 		profiling_sample_count const &counts,
 | |
| 		cell thread);
 | |
| };
 | |
| 
 | |
| }
 |