|
GCC Middle and Back End API Reference
|

Data Fields | |
| rtx | source |
| rtx | target |
| rtx | zext |
| rtx | shift |
| rtx | set |
RTXes used while computing costs.
| rtx cost_rtxes::set |
A SET of TARGET.
| rtx cost_rtxes::shift |
A shift of SOURCE.
| rtx cost_rtxes::source |
Source and target registers.
| rtx cost_rtxes::target |
| rtx cost_rtxes::zext |
A twice_word_mode ZERO_EXTEND of SOURCE.