target_cfgloop Struct Reference

#include <cfgloop.h>

Data Fields
unsigned	x_target_avail_regs
unsigned	x_target_clobbered_regs
unsigned	x_target_res_regs
unsigned	x_target_reg_cost [2]
unsigned	x_target_spill_cost [2]

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Detailed Description

The properties of the target.

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Field Documentation

unsigned target_cfgloop::x_target_avail_regs

Number of available registers.

unsigned target_cfgloop::x_target_clobbered_regs

Number of available registers that are call-clobbered.

unsigned target_cfgloop::x_target_reg_cost[2]

The cost for register when there still is some reserve, but we are approaching the number of available registers.

unsigned target_cfgloop::x_target_res_regs

Number of registers reserved for temporary expressions.

unsigned target_cfgloop::x_target_spill_cost[2]

The cost for register when we need to spill.

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

• cfgloop.h