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      • Elf-reader
        • Elf64_sym
          • !elf64_sym->value
          • !elf64_sym->shndx
          • !elf64_sym->other
          • !elf64_sym->size
          • !elf64_sym->name
          • !elf64_sym->info
          • Elf64_sym-p
          • Elf64_sym->value
          • Elf64_sym->size
          • Elf64_sym->shndx
          • Elf64_sym->other
          • Elf64_sym->info
          • Elf64_sym-fix
          • Elf64_sym->name
        • Elf32_sym
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        • Elf_bits16
        • Section-info
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        • Elf64_sym-info
        • Elf32_sym-info
        • Read-elf-header
        • Parse-symtab-entries
        • Populate-elf-contents
        • Is-elf-content-p
        • Get-string-section-data
        • Get-section-info1
        • Set-elf-stobj-fields
        • Get-named-section-headers
        • Elf-read-mem-null-term
        • Get-section-info
        • Get-symtab-entries
        • Find-label-address-from-elf-symtab-info
        • Section-names
        • Populate-elf
        • Get-label-addresses
        • Elf-read-string-null-term
        • Get-label-address
        • Good-elf-p
        • Elf64_sym-equiv-under-mask
        • Elf64-segment-headers
        • Elf32_sym-equiv-under-mask
        • Elf32-segment-headers
        • Section-info-list
        • Elf64_sym-info-list
        • Elf32_sym-info-list
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        • Elf64_sym-debug
        • Elf32_sym-debug
      • Mach-o-reader
      • Merge-first-split-bytes
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  • Math
  • Testing-utilities

• Elf64_sym

!elf64_sym->shndx

Update the |EXLD|::|SHNDX| field of a elf64_sym bit structure.

Signature

(!elf64_sym->shndx shndx x) → new-x

Arguments

shndx — Guard (elf_bits16-p shndx).

x — Guard (elf64_sym-p x).

Returns

new-x — Type (elf64_sym-p new-x).

Definitions and Theorems

Function: !elf64_sym->shndx

(defun !elf64_sym->shndx (shndx x)
  (declare (xargs :guard (and (elf_bits16-p shndx)
                              (elf64_sym-p x))))
  (mbe :logic
       (b* ((shndx (mbe :logic (elf_bits16-fix shndx)
                        :exec shndx))
            (x (elf64_sym-fix x)))
         (part-install shndx x
                       :width 16
                       :low 48))
       :exec (the (unsigned-byte 192)
                  (logior (the (unsigned-byte 192)
                               (logand (the (unsigned-byte 192) x)
                                       (the (signed-byte 65)
                                            -18446462598732840961)))
                          (the (unsigned-byte 64)
                               (ash (the (unsigned-byte 16) shndx)
                                    48))))))

Theorem: elf64_sym-p-of-!elf64_sym->shndx

(defthm elf64_sym-p-of-!elf64_sym->shndx
  (b* ((new-x (!elf64_sym->shndx shndx x)))
    (elf64_sym-p new-x))
  :rule-classes :rewrite)

Theorem: !elf64_sym->shndx-of-elf_bits16-fix-shndx

(defthm !elf64_sym->shndx-of-elf_bits16-fix-shndx
  (equal (!elf64_sym->shndx (elf_bits16-fix shndx)
                            x)
         (!elf64_sym->shndx shndx x)))

Theorem: !elf64_sym->shndx-elf_bits16-equiv-congruence-on-shndx

(defthm !elf64_sym->shndx-elf_bits16-equiv-congruence-on-shndx
  (implies (elf_bits16-equiv shndx shndx-equiv)
           (equal (!elf64_sym->shndx shndx x)
                  (!elf64_sym->shndx shndx-equiv x)))
  :rule-classes :congruence)

Theorem: !elf64_sym->shndx-of-elf64_sym-fix-x

(defthm !elf64_sym->shndx-of-elf64_sym-fix-x
  (equal (!elf64_sym->shndx shndx (elf64_sym-fix x))
         (!elf64_sym->shndx shndx x)))

Theorem: !elf64_sym->shndx-elf64_sym-equiv-congruence-on-x

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

Theorem: !elf64_sym->shndx-is-elf64_sym

(defthm !elf64_sym->shndx-is-elf64_sym
  (equal (!elf64_sym->shndx shndx x)
         (change-elf64_sym x :shndx shndx)))

Theorem: elf64_sym->shndx-of-!elf64_sym->shndx

(defthm elf64_sym->shndx-of-!elf64_sym->shndx
  (b* ((?new-x (!elf64_sym->shndx shndx x)))
    (equal (elf64_sym->shndx new-x)
           (elf_bits16-fix shndx))))

Theorem: !elf64_sym->shndx-equiv-under-mask

(defthm !elf64_sym->shndx-equiv-under-mask
  (b* ((?new-x (!elf64_sym->shndx shndx x)))
    (elf64_sym-equiv-under-mask new-x x -18446462598732840961)))