[PATCH] D150107: [X86] Remove patterns for shift/rotate with immediate 1 and optimize during MC lowering

[Kan Shengchen via Phabricator via llvm-commits]

skan updated this revision to Diff 520627.
skan added a comment.

Remove more patterns


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D150107/new/

https://reviews.llvm.org/D150107

Files:
  llvm/lib/Target/X86/MCTargetDesc/X86EncodingOptimization.cpp
  llvm/lib/Target/X86/MCTargetDesc/X86EncodingOptimization.h
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86InstrInfo.cpp
  llvm/lib/Target/X86/X86InstrShiftRotate.td
  llvm/lib/Target/X86/X86MCInstLower.cpp
  llvm/test/CodeGen/X86/GlobalISel/ashr-scalar.ll
  llvm/test/CodeGen/X86/GlobalISel/lshr-scalar.ll
  llvm/test/CodeGen/X86/GlobalISel/select-ashr-scalar.mir
  llvm/test/CodeGen/X86/GlobalISel/select-lshr-scalar.mir
  llvm/test/CodeGen/X86/fast-isel-shift.ll
  llvm/test/CodeGen/X86/gpr-to-mask.ll
  llvm/test/CodeGen/X86/is_fpclass.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D150107.520627.patch
Type: text/x-patch
Size: 35371 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20230509/3030161e/attachment.bin>