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Function

Function->instrs

Get the instrs field from a function.

Signature
(function->instrs x) → instrs
Arguments: x — Guard (functionp x).
Returns: instrs — Type (instruction-listp instrs).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: function->instrs$inline

(defun function->instrs$inline (x)
  (declare (xargs :guard (functionp x)))
  (declare (xargs :guard t))
  (let ((__function__ 'function->instrs))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (instruction-list-fix (cdr (std::da-nth 2 (cdr x)))))
         :exec (cdr (std::da-nth 2 (cdr x))))))

Theorem: instruction-listp-of-function->instrs

(defthm instruction-listp-of-function->instrs
  (b* ((instrs (function->instrs$inline x)))
    (instruction-listp instrs))
  :rule-classes :rewrite)

Theorem: function->instrs$inline-of-function-fix-x

(defthm function->instrs$inline-of-function-fix-x
  (equal (function->instrs$inline (function-fix x))
         (function->instrs$inline x)))

Theorem: function->instrs$inline-function-equiv-congruence-on-x

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