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@stuij stuij released this 22 Nov 12:18
· 113 commits to main since this release
2021Q3
320a569

changes

documents added

  • System V ABI for the Arm 64-bit Architecture - pdf, html

The SYSV ABI document is currently in alpha status and as for now only contains information on addressing modes and code models. We wish to expand the SYSV ABI content in the future.

changes made to existing documents

  • aaelf64-morello:
    add ELF markers to identify Morello purecap binaries: #101

  • aaelf64:
    reserved relocation codes for pauthabielf64: #100

  • aapcs64:
    Add support for Decimal-floating-point formats: #114

  • addenda32:
    Add Armv9-A value to Tag_CPU_arch: #111

  • pauthabielf64:
    clarify the concepts of a default and alternate pauth elf signing schemes: #105

the specifications included in this release

ABI for the Arm 32-bit Architecture

  • ABI for the Arm Architecture - Base Standard - pdf, html
  • Procedure Call Standard for the Arm Architecture - pdf, html
  • ELF for the Arm Architecture - pdf, html
  • DWARF for the Arm Architecture - pdf, html
  • Base Platform ABI for the Arm Architecture - pdf, html
  • C++ ABI for the Arm Architecture - pdf, html
  • Exception Handling ABI for the Arm Architecture - pdf, html
  • Run-time ABI for the Arm Architecture - pdf, html
  • C Library for the Arm Architecture - pdf, html
  • Support for Debugging Overlaid Programs - pdf, html
  • Addenda to, and Errata in, the ABI for the ARM Architecture - pdf, html
  • ABI Advisory Note - SP 8-byte alignment - pdf, html

ABI for the Arm 64-bit Architecture

  • Procedure Call Standard for the Arm 64-bit Architecture - pdf, html
  • ELF for the Arm 64-bit Architecture - pdf, html
  • DWARF for the Arm 64-bit Architecture - pdf, html
  • C++ ABI for the Arm 64-bit Architecture - pdf, html
  • Vector Function ABI for the Arm 64-bit Architecture - pdf, html
  • System V ABI for the Arm 64-bit Architecture - pdf, html

PAuth ABI Extension

  • PAuth ABI Extension to ELF for the Arm 64-bit Architecture - pdf, html

Morello Extension

  • Morello Extension to the Procedure Call Standard for the Arm 64-bit Architecture - pdf, html
  • Morello Extension to ELF for the Arm 64-bit Architecture - pdf, html
  • Morello Extension to DWARF for the Arm 64-bit Architecture - pdf, html

Miscellaneous material

  • Semihosting for AArch32 and AArch64 - pdf, html

download bundle

PDFs of all the above specifications have also been bundled as a zip file.

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