[all-commits] [llvm/llvm-project] a3c18c: [AArch64] Add C1-Premium scheduling model (#185398)

[Nashe Mncube via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a3c18c0e594a67b6585ed7181a57df74f22730fd
      https://github.com/llvm/llvm-project/commit/a3c18c0e594a67b6585ed7181a57df74f22730fd
  Author: Nashe Mncube <nashe.mncube at arm.com>
  Date:   2026-05-05 (Tue, 05 May 2026)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64.td
    M llvm/lib/Target/AArch64/AArch64Processors.td
    A llvm/lib/Target/AArch64/AArch64SchedC1Premium.td
    M llvm/lib/Target/AArch64/AArch64SchedC1Ultra.td
    M llvm/lib/Target/AArch64/AArch64SchedPredicates.td
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-basic-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-bf16-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-complxnum-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-flag-manipulation-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-forwarding.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-fp16fml-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-fptoint-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-i8mm-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-mte-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-neon-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-rcpc-immo-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-sve-instructions.s
    A llvm/test/tools/llvm-mca/AArch64/Cortex/C1Premium-writeback.s
    M llvm/test/tools/llvm-mca/AArch64/Cortex/C1Ultra-basic-instructions.s
    M llvm/test/tools/llvm-mca/AArch64/Cortex/C1Ultra-flag-manipulation-instructions.s

  Log Message:
  -----------
  [AArch64] Add C1-Premium scheduling model (#185398)

This patch adds the C1-Premium scheduling model. Values are derived from
Arm's SWOG for this core which can be found at

https://developer.arm.com/documentation/111080/3-0

Assisted-by Codex



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