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GCC Middle and Back End API Reference
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#include <rtl.h>
Data Fields | |
| int | offset |
| int | nregs |
| bool | representable_p |
Information about a subreg of a hard register.
| 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 mode.
Referenced by invert_exp_1(), invert_jump_1(), and swap_commutative_operands_p().