[all-commits] [llvm/llvm-project] 56ebe6: [AArch64] Enable aggressivelyPreferBuildVectorSour...

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 56ebe64ce69adde8b10793de7aa571df00c75e08
      https://github.com/llvm/llvm-project/commit/56ebe64ce69adde8b10793de7aa571df00c75e08
  Author: David Green <david.green at arm.com>
  Date:   2025-06-06 (Fri, 06 Jun 2025)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.h
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-build-vector.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-extract-vec-elt.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-insert-vec-elt.mir
    M llvm/test/CodeGen/AArch64/fptosi-sat-vector.ll
    M llvm/test/CodeGen/AArch64/fptoui-sat-vector.ll
    M llvm/test/CodeGen/AArch64/fptrunc.ll
    M llvm/test/CodeGen/AArch64/itofp.ll
    M llvm/test/CodeGen/AArch64/sext.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-bitcast.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-ext-loads.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-extend-trunc.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-int-extends.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-int-to-fp.ll
    M llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-ld2-alloca.ll
    M llvm/test/CodeGen/AArch64/zext-to-tbl.ll

  Log Message:
  -----------
  [AArch64] Enable aggressivelyPreferBuildVectorSources (#142729)

This helps to remove some inefficient buildvector lowering by converting
extract_vector_elt(buildvector) to the original source.



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