ARM-software/abi-aa

View on GitHub

Application Binary Interface for the Arm® Architecture

Stars: 1.3k
Forks: 228
Open beginner issues: 3
Indexed issues: 69
Avg merge: 2d 17h
Merged PRs (30d): 4

Dominant language: HTML
License: No license data
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

69 open issues indexed

Classification of GCC-extensions aren't defined by the ABI Open

aapcs64 sysvabi64

Difficulty 4/5 3-5 days Newbie friendliness 48/100

ARM-software/abi-aa#428 · 1 comment · Opened Sep 19, 2026
`__aeabi_uread4` and `__aeabi_uread8` should take a pointer to const Open

Difficulty 1/5 Under an hour Newbie friendliness 88/100

ARM-software/abi-aa#422 · 3 comments · Opened Sep 8, 2026
Consider signed and unsigned relocations for ABS and PREL relocations. Open

aaelf64

Difficulty 5/5 Over a week Newbie friendliness 30/100

ARM-software/abi-aa#402 · 1 comment · Opened Jun 29, 2026
Memtag ABI Extension to ELF violates idempotency requirement Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

ARM-software/abi-aa#399 · 21 comments · Opened Jun 16, 2026
Unwind information for FEAT_PAuth_LR needs to track whether hint-space instructions were used. Open

aadwarf64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#396 · 1 comment · Opened May 26, 2026
Streaming State recoverability by the Unwinder Open

aadwarf64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#394 · 9 comments · 1 reaction · Opened May 14, 2026
Document std::hardware_ destructive/constructive _interference_size Open

cppabi64

Difficulty 3/5 1-2 days Newbie friendliness 55/100

ARM-software/abi-aa#387 · 2 comments · Opened Mar 30, 2026
[AAPCS64] Clarify that calling a function outside of the requirements of the ZA lazy saving scheme is undefined behaviour Open

aapcs64

Difficulty 3/5 1-2 days Newbie friendliness 45/100

ARM-software/abi-aa#384 · Opened Mar 19, 2026
[AAPCS64] AAPCS64 should specify minimal requirements for setjmp and longjmp for memory tagging Open

aapcs64 memtagabi64

ARM-software/abi-aa#383 · 7 comments · 1 assignee · Opened Mar 17, 2026
Describe limitations of floating point atomics Open

atomicsabi64

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

ARM-software/abi-aa#376 · 3 comments · Opened Mar 6, 2026
Move atomics ABI from Alpha to Beta, excluding floating point atomics Open

atomicsabi64

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

ARM-software/abi-aa#375 · Opened Mar 6, 2026
Remove ILP32 from AArch64 documents, replacemed with referall to previous releases for ILP32 content Open

aaelf64 aapcs64

ARM-software/abi-aa#369 · 1 assignee · Opened Feb 24, 2026
[sysvabi64] Define a mechanism to separate requirements from guidance/explanation Open

sysvabi64

ARM-software/abi-aa#367 · 1 assignee · Opened Feb 19, 2026
aaelf64 is unclear about state of pauth relocations Open

aaelf64

ARM-software/abi-aa#354 · 1 comment · 1 assignee · Opened Sep 22, 2025
Was any form of compact unwind information considered for AArch64? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

ARM-software/abi-aa#344 · 6 comments · Opened Aug 11, 2025
System V ABI for the Arm® 64-bit Architecture (AArch64): Q-o-I uses "standard" (unexpected) instead of "document" (expected) Open

sysvabi64

ARM-software/abi-aa#323 · 2 comments · 1 assignee · Opened Apr 8, 2025
[rtabi64?] Add method for Software-based TLS Pointer Retrieval Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

ARM-software/abi-aa#316 · 3 comments · Opened Mar 19, 2025
Document how are relocation values encoded for various instructions Open

aaelf64

Difficulty 4/5 3-5 days Newbie friendliness 45/100

ARM-software/abi-aa#309 · 2 comments · Opened Feb 14, 2025
Result mask for R_ARM_CALL/R_ARM_JUMP24 Open

aaelf32

Difficulty 3/5 1-2 days Newbie friendliness 42/100

ARM-software/abi-aa#305 · 1 comment · Opened Jan 7, 2025
[pauthabielf64] Allow relocatable objects to request PLT GOT signing Open

pauthabielf64

Difficulty 5/5 Over a week Newbie friendliness 20/100

ARM-software/abi-aa#294 · 7 comments · Opened Oct 28, 2024
Consider interaction of SME with POSIX APIs Open

sysvabi64

ARM-software/abi-aa#291 · 1 comment · 2 reactions · 1 assignee · Opened Oct 15, 2024
32b support for _Float128 Open

aapcs32

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#287 · 4 comments · Opened Sep 27, 2024
Update owners in CONTRIBUTING.md Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

ARM-software/abi-aa#281 · Opened Sep 7, 2024
Clarify SYS_GET_CMDLINE return string format Open

semihosting

Difficulty 5/5 Over a week Newbie friendliness 35/100

ARM-software/abi-aa#276 · 4 comments · Opened Aug 7, 2024
Optional mapping symbol at the beginning of a text section Open

aaelf64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#274 · 10 comments · Opened Jul 19, 2024
Clarify the role of packed types in computing natural alignment Open

aapcs64

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#269 · 1 comment · Opened Jul 1, 2024
[aapcs64] Unclear callee/caller wording in aapcs64.rst Open

aapcs64

Difficulty 1/5 Under an hour Newbie friendliness 52/100

ARM-software/abi-aa#266 · 17 comments · 1 reaction · Opened Jun 17, 2024
RFC: Add pagesize to __ifunc_arg_t Open

sysvabi64

ARM-software/abi-aa#265 · 10 comments · 1 assignee · Opened Jun 10, 2024
[AAPCS64] Clarify B.5 and B.6 Open

aapcs64

ARM-software/abi-aa#262 · 1 comment · 1 assignee · Opened May 15, 2024
PCS is not clear if SVE VG can be changed Open

aapcs64

ARM-software/abi-aa#260 · 12 comments · 1 assignee · Opened Apr 24, 2024
[semihosting] Mention security implications of semihosting. Open

semihosting

Difficulty 1/5 Under an hour Newbie friendliness 45/100

ARM-software/abi-aa#257 · 1 comment · Opened Apr 15, 2024
Quantifying the benefits of DT_AARCH64_AUTH_RELR Open

pauthabielf64

Difficulty 5/5 Over a week Newbie friendliness 20/100

ARM-software/abi-aa#252 · 5 comments · Opened Mar 24, 2024
[pauthabielf64] Define `NT_ARM_TYPE_PAUTH_ABI_TAG` constant Open

pauthabielf64

Difficulty 1/5 Under an hour Newbie friendliness 65/100

ARM-software/abi-aa#234 · Opened Dec 12, 2023
Undefined weak symbol's address Open

aaelf64

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#222 · 8 comments · Opened Sep 27, 2023
Need dynamic tag to reflect .note.gnu.prop and/or .note.AARCH64-PAUTH-ABI-tag section addresses Open

pauthabielf64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#219 · 3 comments · Opened Sep 5, 2023
Reserve DT_ tags used in the PAuthABI and MemtagABI. Open

pauthabielf64

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

ARM-software/abi-aa#215 · Opened Aug 4, 2023
PAuthABI support for DWARF (Debugging and Unwinding) Open

aadwarf64 pauthabielf64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#213 · Opened Jul 31, 2023
Word wrap in RST source files is inconsistent Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

ARM-software/abi-aa#208 · Opened Jul 16, 2023
Clarify definition of HFA in AAPCS64 Open

aapcs64

Difficulty 5/5 Over a week Newbie friendliness 25/100

ARM-software/abi-aa#206 · 9 comments · Opened Jul 16, 2023
[sysvabi64] Optional `add x16, x16, :lo12: &.got.plt[N]]` for `ld -z now` Open

sysvabi64

ARM-software/abi-aa#202 · 5 comments · 1 assignee · Opened Apr 11, 2023
We should describe registers used to communicate between unwinder and landing pads Open

documenting-existing-behaviour

Difficulty 3/5 1-2 days Newbie friendliness 48/100

ARM-software/abi-aa#187 · Opened Oct 31, 2022
[spec review] C++ ABI for the Arm 64-bit Architecture Open

cppabi64

Difficulty 4/5 3-5 days Newbie friendliness 30/100

ARM-software/abi-aa#186 · Opened Oct 28, 2022
[spec review] C++ ABI for the Arm Architecture Open

cppabi32

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#185 · Opened Oct 28, 2022
[spec review] Vector Function Application Binary Interface Specification for AArch64 Open

vfabia64

Difficulty 4/5 3-5 days Newbie friendliness 32/100

ARM-software/abi-aa#184 · Opened Oct 28, 2022
[spec review] Exception Handling ABI for the Arm Architecture Open

ehabi32

ARM-software/abi-aa#183 · 1 assignee · Opened Oct 28, 2022
[spec review] DWARF for the Arm 64-bit Architecture Open

aadwarf64

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#182 · Opened Oct 28, 2022
[spec review] DWARF for the Arm Architecture Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#181 · Opened Oct 28, 2022
[spec review] ELF for the Arm 64-bit Architecture Open

aaelf64

Difficulty 4/5 3-5 days Newbie friendliness 30/100

ARM-software/abi-aa#180 · Opened Oct 28, 2022
[spec review] ELF for the Arm Architecture Open

aaelf32

Difficulty 4/5 3-5 days Newbie friendliness 35/100

ARM-software/abi-aa#179 · Opened Oct 28, 2022
[spec review] Procedure Call Standard for the Arm 64-bit Architecture Open

aapcs64

ARM-software/abi-aa#178 · 1 assignee · Opened Oct 28, 2022

ARM-software/abi-aa

Get new issues in your inbox