[PATCH] D139246: [X86][ConstraintFP] Model `MXCSR` when load/store it

[Phoebe Wang via Phabricator via llvm-commits]

pengfei created this revision.
pengfei added reviewers: andrew.w.kaylor, craig.topper, RKSimon, lebedev.ri, sepavloff.
Herald added subscribers: StephenFan, gbedwell, hiraditya.
Herald added a reviewer: andreadb.
Herald added a project: All.
pengfei requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

This patch partially fixes #59305.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D139246

Files:
  llvm/lib/Target/X86/X86InstrSSE.td
  llvm/test/tools/llvm-mca/X86/BtVer2/stmxcsr-ldmxcsr.s
  llvm/test/tools/llvm-mca/X86/Haswell/stmxcsr-ldmxcsr.s

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