niter_desc Struct Reference

#include <cfgloop.h>

Collaboration diagram for niter_desc:

Data Fields
edge	out_edge
edge	in_edge
bool	simple_p
bool	const_iter
unsigned HOST_WIDEST_INT	niter
rtx	assumptions
rtx	noloop_assumptions
rtx	infinite
bool	signed_p
enum machine_mode	mode
rtx	niter_expr

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Detailed Description

The description of an exit from the loop and of the number of iterations
   till we take the exit.   

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Field Documentation

rtx niter_desc::assumptions

Referenced by decide_peel_completely(), decide_peel_once_rolling(), decide_unroll_constant_iterations(), decide_unroll_runtime_iterations(), decide_unroll_stupid(), doloop_valid_p(), find_simple_exit(), get_simple_loop_desc(), and iv_number_of_iterations().

bool niter_desc::const_iter

Referenced by decide_peel_completely(), decide_peel_once_rolling(), decide_unroll_constant_iterations(), decide_unroll_runtime_iterations(), doloop_modify(), doloop_optimize(), find_simple_exit(), iv_number_of_iterations(), peel_loop_simple(), report_unroll_peel(), and unroll_loop_runtime_iterations().

edge niter_desc::in_edge

Referenced by check_simple_exit(), doloop_modify(), doloop_optimize(), get_loop_location(), loop_exit_at_end_p(), peel_loop_completely(), unroll_loop_constant_iterations(), and unroll_loop_runtime_iterations().

rtx niter_desc::infinite

Referenced by decide_peel_completely(), decide_peel_once_rolling(), doloop_valid_p(), find_simple_exit(), get_simple_loop_desc(), iv_number_of_iterations(), and shorten_into_mode().

enum machine_mode niter_desc::mode

Referenced by canonicalize_iv_subregs(), determine_max_iter(), doloop_optimize(), iv_number_of_iterations(), and unroll_loop_runtime_iterations().

unsigned HOST_WIDEST_INT niter_desc::niter

Referenced by decide_peel_completely(), decide_peel_once_rolling(), decide_unroll_constant_iterations(), doloop_modify(), doloop_optimize(), find_simple_exit(), iv_number_of_iterations(), peel_loop_completely(), peel_loop_simple(), report_unroll_peel(), unroll_loop_constant_iterations(), and unroll_loop_runtime_iterations().

rtx niter_desc::niter_expr

Referenced by determine_max_iter(), doloop_modify(), doloop_optimize(), find_simple_exit(), iv_number_of_iterations(), peel_loop_simple(), unroll_loop_constant_iterations(), and unroll_loop_runtime_iterations().

rtx niter_desc::noloop_assumptions

Referenced by decide_unroll_constant_iterations(), doloop_modify(), find_simple_exit(), iv_number_of_iterations(), peel_loop_completely(), peel_loop_simple(), shorten_into_mode(), unroll_loop_constant_iterations(), and unroll_loop_runtime_iterations().

edge niter_desc::out_edge

Referenced by check_simple_exit(), doloop_modify(), find_simple_exit(), peel_loop_completely(), unroll_loop_constant_iterations(), and unroll_loop_runtime_iterations().

bool niter_desc::signed_p

Referenced by canonicalize_iv_subregs(), and determine_max_iter().

bool niter_desc::simple_p

Referenced by check_simple_exit(), decide_peel_completely(), decide_peel_once_rolling(), decide_unroll_constant_iterations(), decide_unroll_runtime_iterations(), decide_unroll_stupid(), doloop_valid_p(), find_simple_exit(), get_simple_loop_desc(), iv_number_of_iterations(), peel_loop_simple(), and unroll_loop_stupid().

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The documentation for this struct was generated from the following file:

• cfgloop.h