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Xcr0bits

Xcr0bits->tiledata-state

Access the |X86ISA|::|TILEDATA-STATE| field of a xcr0bits bit structure.

Signature
(xcr0bits->tiledata-state x) → tiledata-state
Arguments: x — Guard (xcr0bits-p x).
Returns: tiledata-state — Type (bitp tiledata-state).

Definitions and Theorems

Function: xcr0bits->tiledata-state$inline

(defun xcr0bits->tiledata-state$inline (x)
  (declare (xargs :guard (xcr0bits-p x)))
  (mbe :logic
       (let ((x (xcr0bits-fix x)))
         (part-select x :low 18 :width 1))
       :exec (the (unsigned-byte 1)
                  (logand (the (unsigned-byte 1) 1)
                          (the (unsigned-byte 46)
                               (ash (the (unsigned-byte 64) x)
                                    -18))))))

Theorem: bitp-of-xcr0bits->tiledata-state

(defthm bitp-of-xcr0bits->tiledata-state
  (b* ((tiledata-state (xcr0bits->tiledata-state$inline x)))
    (bitp tiledata-state))
  :rule-classes :rewrite)

Theorem: xcr0bits->tiledata-state$inline-of-xcr0bits-fix-x

(defthm xcr0bits->tiledata-state$inline-of-xcr0bits-fix-x
  (equal (xcr0bits->tiledata-state$inline (xcr0bits-fix x))
         (xcr0bits->tiledata-state$inline x)))

Theorem: xcr0bits->tiledata-state$inline-xcr0bits-equiv-congruence-on-x

(defthm
     xcr0bits->tiledata-state$inline-xcr0bits-equiv-congruence-on-x
  (implies (xcr0bits-equiv x x-equiv)
           (equal (xcr0bits->tiledata-state$inline x)
                  (xcr0bits->tiledata-state$inline x-equiv)))
  :rule-classes :congruence)

Theorem: xcr0bits->tiledata-state-of-xcr0bits

(defthm xcr0bits->tiledata-state-of-xcr0bits
  (equal (xcr0bits->tiledata-state
              (xcr0bits fpu/mmx-state sse-state
                        avx-state bndreg-state bndcsr-state
                        opmask-state zmm_hi256-state
                        hi16_zmm-state res1 pkru-state res2
                        tileconfig-state tiledata-state res4))
         (bfix tiledata-state)))

Theorem: xcr0bits->tiledata-state-of-write-with-mask

(defthm xcr0bits->tiledata-state-of-write-with-mask
 (implies
  (and
   (fty::bitstruct-read-over-write-hyps x xcr0bits-equiv-under-mask)
   (xcr0bits-equiv-under-mask x y fty::mask)
   (equal (logand (lognot fty::mask) 262144)
          0))
  (equal (xcr0bits->tiledata-state x)
         (xcr0bits->tiledata-state y))))