ARM A-profile (AArch64) ISA
6 done - 0 partial - 4 to build
Why it matters
AArch64 instruction set: base ISA, atomics, exception model, system regs, SIMD/FP, extensions.
What
Build out the 'ARM A-profile (AArch64) ISA' capability area: 10 stories spanning 3 not-yet-built, 1 stubbed, 0 partial and 6 already-implemented (hardening) features.
Stories in this epic (10)
- A64 base integer ISA$1,500 / $1,500 - 100%Implemented
- LSE atomics$1,500 / $1,500 - 100%Implemented
- Exception levels EL0-EL3, routing, ERET$1,500 / $1,500 - 100%Implemented
- System registers (core set, GICv3 ICC, timers)$2,250 / $2,250 - 100%Implemented
- SError delivery$0 / $5,500 - 0%Stub
- SVE / SVE2 / SME$0 / $12,750 - 0%Not implemented
- PAuth / BTI(enforced) / MTE / FlagM / LRCPC$0 / $8,000 - 0%Not implemented
- PMU performance counters + IRQ$0 / $8,000 - 0%Not implemented
- A64 Advanced SIMD & scalar FP (ASIMD/FP)$1,500 / $1,500 - 100%Implemented
- FEAT_RNG (RNDR / RNDRRS)$750 / $750 - 100%Implemented
Activity log
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Feature defined and added to the roadmap
Funding goal set to $1,500
Funding goal set to $1,500
Funding goal set to $1,500
Funding goal set to $750
Funding goal set to $1,500
Funding goal set to $8,000
Funding goal set to $8,000
Funding goal set to $5,500
Funding goal set to $12,750
Funding goal set to $2,250
Implementation status: Implemented
Implementation status: Implemented
Implementation status: Implemented
Implementation status: Implemented
Implementation status: Implemented
Implementation status: Not implemented
Implementation status: Not implemented
Implementation status: Stub
Implementation status: Not implemented
Implementation status: Implemented
Delivered - counted as fully funded
Delivered - counted as fully funded
Delivered - counted as fully funded
Delivered - counted as fully funded
Delivered - counted as fully funded
Delivered - counted as fully funded