Browse Extensions

xthead-sync

1.0.0.xsil package

by extensilica

T-Head XTheadSync multi-core synchronization extension

Conflicts with 1 extension(s)Shares encoding space with 10 extension(s)
Show encoding relation details

mojo-v INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-ba INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-bb INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-bs INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-condmov INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-fmemidx INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-fmv INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-int WARNING

  • OPCODE: opcode 0x0B funct3 0x0 funct7 0x00
  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-mac INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-mempair INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

xthead-vdot INFO

  • SHARED_CUSTOM_SPACE: both declare custom-0; shared custom space (no per-vendor allocation in RISC-V). Not a conflict on its own — composing both needs opcode remapping or selective enable.

This versioned archive records the Extension's encoding, dependencies, provenance, documentation, and any simulator, toolchain, RTL, test, or hardware support declared by its maintainer.

Package metadata

Metadata is published by the package maintainer. Inspect the archive, upstream sources, and checksums before depending on declared support.

Required ISA
RV64I_Xtheadsync
Declared support
spike
Toolchain
riscv64-unknown-elf · v14.2.0 (external)
Capabilities
ISAToolchain: externalSim: SpikeTestsRepro: host-dependententrytestEntry
Resolution
host-dependent
Archive checksum
sha256:1d42cda2fcf98833aa3e45899d6e4132bc5f10393201548b5ab9945bc94fbf90
Payload checksum
sha256:947509b7ce63df3bcc8dc74888bbd42556146578b367cfeb9601c1ac8ae37ce9
Support metadata
{
  "spike": {
    "config": "sim/spike.yaml",
    "isa": "rv64gc_xtheadsync",
    "mem": "256m",
    "priv": "msu",
    "status": "skeleton"
  }
}
Dependencies
{
  "tools": []
}

README

T-Head XTheadSync multi-core synchronization extension

Version History

VersionPublishedStatus
1.0.0latest
xsil install [email protected]
May 14, 2026active

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07-1307-2007-2708-0308-1008-11

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1.0.0
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