kernel_optimize_test/Documentation/powerpc/isa-versions.rst
Jordan Niethe 51a1588154 powerpc: Update documentation of ISA versions for Power10
Update the CPU to ISA Version Mapping document to include Power10 and
ISA v3.1.

Signed-off-by: Jordan Niethe <jniethe5@gmail.com>
[mpe: Make sure ISA reference is unique]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200827040556.1783-1-jniethe5@gmail.com
2020-09-08 22:57:11 +10:00

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==========================
CPU to ISA Version Mapping
==========================
Mapping of some CPU versions to relevant ISA versions.
========= ====================================================================
CPU Architecture version
========= ====================================================================
Power10 Power ISA v3.1
Power9 Power ISA v3.0B
Power8 Power ISA v2.07
Power7 Power ISA v2.06
Power6 Power ISA v2.05
PA6T Power ISA v2.04
Cell PPU - Power ISA v2.02 with some minor exceptions
- Plus Altivec/VMX ~= 2.03
Power5++ Power ISA v2.04 (no VMX)
Power5+ Power ISA v2.03
Power5 - PowerPC User Instruction Set Architecture Book I v2.02
- PowerPC Virtual Environment Architecture Book II v2.02
- PowerPC Operating Environment Architecture Book III v2.02
PPC970 - PowerPC User Instruction Set Architecture Book I v2.01
- PowerPC Virtual Environment Architecture Book II v2.01
- PowerPC Operating Environment Architecture Book III v2.01
- Plus Altivec/VMX ~= 2.03
========= ====================================================================
Key Features
------------
========== ==================
CPU VMX (aka. Altivec)
========== ==================
Power10 Yes
Power9 Yes
Power8 Yes
Power7 Yes
Power6 Yes
PA6T Yes
Cell PPU Yes
Power5++ No
Power5+ No
Power5 No
PPC970 Yes
========== ==================
========== ====
CPU VSX
========== ====
Power10 Yes
Power9 Yes
Power8 Yes
Power7 Yes
Power6 No
PA6T No
Cell PPU No
Power5++ No
Power5+ No
Power5 No
PPC970 No
========== ====
========== ====================================
CPU Transactional Memory
========== ====================================
Power10 No (* see Power ISA v3.1, "Appendix A. Notes on the Removal of Transactional Memory from the Architecture")
Power9 Yes (* see transactional_memory.txt)
Power8 Yes
Power7 No
Power6 No
PA6T No
Cell PPU No
Power5++ No
Power5+ No
Power5 No
PPC970 No
========== ====================================