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Inst

Inst->operands

Get the operands field from a inst.

Signature
(inst->operands x) → operands
Arguments: x — Guard (inst-p x).
Returns: operands — Type (maybe-operands-p operands).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: inst->operands$inline

(defun inst->operands$inline (x)
  (declare (xargs :guard (inst-p x)))
  (declare (xargs :guard t))
  (let ((__function__ 'inst->operands))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (maybe-operands-fix (std::prod-car (std::prod-cdr x))))
         :exec (std::prod-car (std::prod-cdr x)))))

Theorem: maybe-operands-p-of-inst->operands

(defthm maybe-operands-p-of-inst->operands
  (b* ((operands (inst->operands$inline x)))
    (maybe-operands-p operands))
  :rule-classes :rewrite)

Theorem: inst->operands$inline-of-inst-fix-x

(defthm inst->operands$inline-of-inst-fix-x
  (equal (inst->operands$inline (inst-fix x))
         (inst->operands$inline x)))

Theorem: inst->operands$inline-inst-equiv-congruence-on-x

(defthm inst->operands$inline-inst-equiv-congruence-on-x
  (implies (inst-equiv x x-equiv)
           (equal (inst->operands$inline x)
                  (inst->operands$inline x-equiv)))
  :rule-classes :congruence)