RISC-V International
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Extension | Spike | Qemu | Binutils | GCC | glibc | newlib | LLVM | OpenSBI | FreeBSD | Linux kernel | GDB | |||||||||||||||
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Zihintpause | upstream | Mailpatch | upstream | upstream | ||||||||||||||||||||||
Vector: Zvamo, Zvlsseg, Zvediv, Zvqmac, Zve32x, Zve32f, Zve64x, Zve64f, Zve64d, Zvfh, Zve | upstream | upstream | upstream | rvv-next branch | upstream | upstream (experimental,FP16 ABI not settled) | not supported | |||||||||||||||||||
Bitmanip: Zba, Zbb, Zbc, Zbs | upstream | upstream | upstream | PR | dev branch | upstream | upstream (experimental) | not used | ||||||||||||||||||
FP in INT regs: Zfinx | PR | upstream | upstream(Zfinx, Zdinx) | MC upstream | not supported | |||||||||||||||||||||
Half Width FP: Zfh, Zfhmin | upstream | upstream | upstream | upstream | not supported | |||||||||||||||||||||
ePMP: Smepmp | upstream | upstream(but 0.9.3) | upstream | PR | not supported | |||||||||||||||||||||
Scalar crypto: Zbkb, Zbkc, Zbkx, Zknd, Zkne, Zknh, Zksed, Zksh, Zkn, Zks, Zkt, Zk, Zkr | upstream | upstream | upstream | upstream(only minimal support and wait c-api merge) | upstream | not used | ||||||||||||||||||||
Priv 1.12: Sm1-12, Ss1-12, Sv57 | upstream | upstream | not supported | |||||||||||||||||||||||
CMO base: Zicbom, Zicbop, Zicboz | upstream | Mailpatch | upstream | PR,PR | not supported | dma-ops upstream (6.0) | ||||||||||||||||||||
Hypervisor: H | upstream | upstream | upstream | n/a | n/a | n/a | upstream | not supported | upstream (5.16) | |||||||||||||||||
State Enable: Smstateen | upstream | Mailpatch | upstream | not supported | ||||||||||||||||||||||
Time compare: Sstc | Mailpatch | upstream | not supported | |||||||||||||||||||||||
Counter overflow and filtering: Sscofmpf | PR | Mailpatch | upstream | not supported | ||||||||||||||||||||||
Fast TLP invalidation: Svinval | upstream | upstream | upstream | not supported | ||||||||||||||||||||||
NAPOT pages: Svnapot | upstream | upstream | upstream | not supported | ||||||||||||||||||||||
Page-based memory types: Svpbmt | upstream | upstream | upstream | not supported | upstream (5.19) | Code Size Reduction: Zcee | dev branch | dev branch | dev branch | dev branch | dev branch | not supported | Packed SIMD: Zpn, Zpsfoperand, Zprvsfextra | upstream( v0.9.2) | Mailpatch | PR | PR | not supported | Resumable Non-maskable Interrupts: Smrnmi | dev branch | ||||||
not supported | Core-local Interrupt Controller: CLINT | upstream | upstream | upstream | upstream (clocksource) | Advanced Core-local Interrupt Controller: ACLINT | upstream | not supported | Patchwork | |||||||||||||||||
Zmmul | upstream | upstream | upstream | Mailpatch | patch | n/a | Pointer masking: Zjpm | not supported |
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Extension | Spike | Qemu | Binutils | GCC | glibc | newlib | LLVM | OpenSBI | FreeBSD | Linux kernel | GDB | |
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Code Size Reduction: Zcee | dev branch | dev branch | dev branch | dev branch | dev branch | not supported | -none-
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Extension | Spike | Qemu | Binutils | GCC | glibc | newlib | LLVM | OpenSBI | FreeBSD | Linux kernel | GDB |
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Embedded ABI: ILP32E, LP64E | n/a | n/a | upstream | upstream | not supported | upstream | not supported | n/a | n/a | n/a | not supported |
Packed SIMD: Zpn, Zpsfoperand, Zprvsfextra | upstream( v0.9.2) | Mailpatch | PR | PR | not supported | ||||||
Pointer masking: Zjpm | not supported | ||||||||||
Resumable Non-maskable Interrupts: Smrnmi | dev branch | not supported | |||||||||
Advanced Core-local Interrupt Controller: ACLINT | upstream | not supported | Patchwork |