UINTR Instructions
5 x86 instructions in this extension - click any row for encoding, pseudocode, and full documentation.
| Mnemonic | Syntax | Format | Summary |
|---|---|---|---|
| clui | CLUI | Legacy | Clears the User Interrupt Flag (UIF). |
| senduipi | SENDUIPI r64 | Legacy | Sends a User IPI to another processor. |
| stui | STUI | Legacy | Sets the User Interrupt Flag (UIF). |
| testui | TESTUI | Legacy | Sets CF if UIF is 1, ZF if User Interrupt Pending. |
| uiret | UIRET | Legacy | Returns from a User Interrupt handler. |