[all-commits] [llvm/llvm-project] b320d3: [X86] Add handling for select(icmp_uge(amt, BW), 0, s...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b320d3733dfb76c1b7d78fc499490d34b99e2284
      https://github.com/llvm/llvm-project/commit/b320d3733dfb76c1b7d78fc499490d34b99e2284
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-07-15 (Mon, 15 Jul 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/combine-shl.ll
    M llvm/test/CodeGen/X86/combine-srl.ll

  Log Message:
  -----------
  [X86] Add handling for select(icmp_uge(amt,BW),0,shift_logical(x,amt)) -> avx2 shift(x,amt)

We need to catch this otherwise pre-AVX512 targets will fold this to and(icmp_ult(amt,BW),shift_logical(x,amt))


  Commit: 77e31000db8bd7103b0041b22e654537ceea95f6
      https://github.com/llvm/llvm-project/commit/77e31000db8bd7103b0041b22e654537ceea95f6
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-07-15 (Mon, 15 Jul 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/SDPatternMatch.h

  Log Message:
  -----------
  [DAG] SDPatternMatch::m_SetCC - rename operands. NFC.

Rename operands to make it easier to remember what they each represent.


  Commit: ba8792b667a2bb167d6a8ce3b76e14d51258065c
      https://github.com/llvm/llvm-project/commit/ba8792b667a2bb167d6a8ce3b76e14d51258065c
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-07-15 (Mon, 15 Jul 2024)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

  Log Message:
  -----------
  [X86] visitFCOPYSIGN - pull out repeated SDLoc. NFC.


  Commit: 4fac1456d3132e2745ddbfacb326cf0afd613f3c
      https://github.com/llvm/llvm-project/commit/4fac1456d3132e2745ddbfacb326cf0afd613f3c
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-07-15 (Mon, 15 Jul 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp

  Log Message:
  -----------
  [X86] combineSelect - reuse existing SDLoc. NFC.


Compare: https://github.com/llvm/llvm-project/compare/deff3afd35d4...4fac1456d313

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