| Issue | 171262 |
|---|---|
| Summary | Backend/Mips: may combine cvt.s.d/mfc1/mfc1 |
| Labels | new issue |
| Assignees | |
| Reporter | wzssyqa |
If we need to determine the sign bit of a double value on 32bit system, we may use``` cvt.s.d $f2, $f12 mfc1 $1, $f2 slti $1, $1, 0 ``` and in fact, we can combine them to ``` mfhc1 $1, $f2 slti $1, $1, 0 ```
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