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