- 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...
-
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...
-
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...
- 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...
- 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 ****umed to be packed...
