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Svex-call

Svex-call->fn

Get the fn field from a svex-call.

Signature
(svex-call->fn x) → fn
Arguments: x — Guard (svex-p x).
Returns: fn — Type (fnsym-p fn).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: svex-call->fn$inline

(defun svex-call->fn$inline (x)
  (declare (xargs :guard (svex-p x)))
  (declare (xargs :guard (equal (svex-kind x) :call)))
  (let ((__function__ 'svex-call->fn))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and (equal (svex-kind x) :call) x)))
           (fnsym-fix (car x)))
         :exec (car x))))

Theorem: fnsym-p-of-svex-call->fn

(defthm fnsym-p-of-svex-call->fn
  (b* ((fn (svex-call->fn$inline x)))
    (fnsym-p fn))
  :rule-classes :rewrite)

Theorem: svex-call->fn$inline-of-svex-fix-x

(defthm svex-call->fn$inline-of-svex-fix-x
  (equal (svex-call->fn$inline (svex-fix x))
         (svex-call->fn$inline x)))

Theorem: svex-call->fn$inline-svex-equiv-congruence-on-x

(defthm svex-call->fn$inline-svex-equiv-congruence-on-x
  (implies (svex-equiv x x-equiv)
           (equal (svex-call->fn$inline x)
                  (svex-call->fn$inline x-equiv)))
  :rule-classes :congruence)

Theorem: svex-call->fn-when-wrong-kind

(defthm svex-call->fn-when-wrong-kind
  (implies (not (equal (svex-kind x) :call))
           (equal (svex-call->fn x)
                  (fnsym-fix nil))))