[all-commits] [llvm/llvm-project] 115872: [GISel][RISCV] Use isSExtCheaperThanZExt when wide...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 115872902b9b056d42e24273f93a2be7c93d2f54
      https://github.com/llvm/llvm-project/commit/115872902b9b056d42e24273f93a2be7c93d2f54
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2024-12-15 (Sun, 15 Dec 2024)

  Changed paths:
    M llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
    M llvm/test/CodeGen/RISCV/GlobalISel/double-arith.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/double-convert.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/double-fcmp.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/float-arith.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/float-convert.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/float-fcmp.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/float-intrinsics.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/fp128.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-addo-subo-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-icmp-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-sat-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-umax-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-umin-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/rv64zbb.ll
    M llvm/test/CodeGen/RISCV/GlobalISel/ucmp.ll

  Log Message:
  -----------
  [GISel][RISCV] Use isSExtCheaperThanZExt when widening G_ICMP. (#120032)

Sign extending i32->i64 is more efficient than zero extend for RV64.



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