Specify what type of zeroing for callee-used registers.
| Name | Description |
|---|---|
ZeroCallUsedRegsKind | Kind of zeroing applied to call-used registers. |
| Name | Description |
|---|---|
ONLY_ARG | Restrict zeroing to argument registers. |
ONLY_GPR | Restrict zeroing to GPRs. |
ONLY_USED | Zero only registers used in the function. |