gprof: Output

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1 5 Interpreting 'gprof''s Output
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1 'gprof' can produce several different output styles, the most important
1 of which are described below.  The simplest output styles (file
1 information, execution count, and function and file ordering) are not
1 described here, but are documented with the respective options that
1 trigger them.  ⇒Output Options Output Options.
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Menu

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· Flat Profile        The flat profile shows how much time was spent
1                             executing directly in each function.
· Call Graph          The call graph shows which functions called which
1                             others, and how much time each function used
1                             when its subroutine calls are included.
· Line-by-line        'gprof' can analyze individual source code lines
· Annotated Source    The annotated source listing displays source code
1                             labeled with execution counts
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