GCC Middle and Back End API Reference
subreg_info Struct Reference

#include <rtl.h>

Data Fields

int offset
int nregs
bool representable_p

Detailed Description

   Information about a subreg of a hard register.  

Field Documentation

int subreg_info::nregs
     Number of hard registers involved in the subreg.  

Referenced by swap_commutative_operands_p().

int subreg_info::offset
     Offset of first hard register involved in the subreg.  

Referenced by invert_exp_1(), and invert_jump_1().

bool subreg_info::representable_p
     Whether this subreg can be represented as a hard reg with the new

Referenced by invert_exp_1(), invert_jump_1(), and swap_commutative_operands_p().

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