• FLAGS register (redirect from RFLAGS)
    architecture, the register is 16 bits wide. Its successors, the EFLAGS and RFLAGS registers (in modern x86-64), are 32 bits and 64 bits wide, respectively...
    9 KB (805 words) - 10:31, 11 March 2024
  • Thumbnail for X86
    X86 (redirect from RFLAGS register)
    identifies the 64-bit registers (RAX, RBX, RCX, RDX, RSI, RDI, RBP, RSP, RFLAGS, RIP), and eight additional 64-bit general registers (R8–R15) were also...
    104 KB (10,733 words) - 10:00, 29 August 2024
  • invocation is permitted to wait. The UMWAIT and TPAUSE instructions will set RFLAGS.CF to 1 if they reached the IA32_UMWAIT_CONTROL-defined time limit and 0...
    214 KB (12,581 words) - 15:05, 6 September 2024
  • uiret-uif-from-rflags If 1, the UIRET (User Interrupt Return) instruction will set UIF (User Interrupt Flag) to the value of bit 1 of the RFLAGS image popped...
    206 KB (11,794 words) - 11:14, 2 August 2024
  • pushfq(64-bit) and popfd/popfq for storing and retrieving the EFLAGS (32-bit) / RFLAGS (64-bit) register. Values for a SIMD load or store are assumed to be packed...
    54 KB (6,902 words) - 09:21, 22 August 2024