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Elf64_sym

Elf64_sym->size

Access the |EXLD|::|SIZE| field of a elf64_sym bit structure.

Signature
(elf64_sym->size x) → size
Arguments: x — Guard (elf64_sym-p x).
Returns: size — Type (elf_bits64-p size).

Definitions and Theorems

Function: elf64_sym->size

(defun elf64_sym->size (x)
  (declare (xargs :guard (elf64_sym-p x)))
  (mbe :logic
       (let ((x (elf64_sym-fix x)))
         (part-select x :low 128 :width 64))
       :exec (the (unsigned-byte 64)
                  (logand (the (unsigned-byte 64)
                               18446744073709551615)
                          (the (unsigned-byte 64)
                               (ash (the (unsigned-byte 192) x)
                                    -128))))))

Theorem: elf_bits64-p-of-elf64_sym->size

(defthm elf_bits64-p-of-elf64_sym->size
  (b* ((size (elf64_sym->size x)))
    (elf_bits64-p size))
  :rule-classes :rewrite)

Theorem: elf64_sym->size-of-elf64_sym-fix-x

(defthm elf64_sym->size-of-elf64_sym-fix-x
  (equal (elf64_sym->size (elf64_sym-fix x))
         (elf64_sym->size x)))

Theorem: elf64_sym->size-elf64_sym-equiv-congruence-on-x

(defthm elf64_sym->size-elf64_sym-equiv-congruence-on-x
  (implies (elf64_sym-equiv x x-equiv)
           (equal (elf64_sym->size x)
                  (elf64_sym->size x-equiv)))
  :rule-classes :congruence)

Theorem: elf64_sym->size-of-elf64_sym

(defthm elf64_sym->size-of-elf64_sym
 (equal
      (elf64_sym->size (elf64_sym name info other shndx value size))
      (elf_bits64-fix size)))

Theorem: elf64_sym->size-of-write-with-mask

(defthm elf64_sym->size-of-write-with-mask
 (implies
  (and
   (fty::bitstruct-read-over-write-hyps
        x elf64_sym-equiv-under-mask)
   (elf64_sym-equiv-under-mask x y fty::mask)
   (equal
    (logand
         (lognot fty::mask)
         6277101735386680763495507056286727952638980837032266301440)
    0))
  (equal (elf64_sym->size x)
         (elf64_sym->size y))))