[PATCH] D127115: [RFC][DAGCombine] Make sure combined nodes are added back to the worklist in topological order.

Amaury SECHET via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jun 10 12:24:44 PDT 2022


deadalnix updated this revision to Diff 436013.
deadalnix added a comment.

Rebase and regen some tests


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D127115/new/

https://reviews.llvm.org/D127115

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/test/CodeGen/AArch64/arm64-neon-copy.ll
  llvm/test/CodeGen/AArch64/arm64-vmul.ll
  llvm/test/CodeGen/AArch64/shuffle-tbl34.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-bitselect.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-ext-loads.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-extract-subvector.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-float-compares.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-fp-extend-trunc.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-fp-select.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-fp-vselect.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-frame-offests-crash.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-insert-vector-elt.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-int-mulh.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-int-to-fp.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-int-vselect.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-masked-gather.ll
  llvm/test/CodeGen/AArch64/sve-fixed-length-masked-loads.ll
  llvm/test/CodeGen/AMDGPU/combine-cond-add-sub.ll
  llvm/test/CodeGen/AMDGPU/dagcombine-setcc-select.ll
  llvm/test/CodeGen/AMDGPU/divergence-driven-buildvector.ll
  llvm/test/CodeGen/AMDGPU/ds-alignment.ll
  llvm/test/CodeGen/AMDGPU/ds_write2.ll
  llvm/test/CodeGen/AMDGPU/load-local-redundant-copies.ll
  llvm/test/CodeGen/AMDGPU/r600-export-fix.ll
  llvm/test/CodeGen/AMDGPU/scalar_to_vector.ll
  llvm/test/CodeGen/AMDGPU/store-local.128.ll
  llvm/test/CodeGen/AMDGPU/store-local.96.ll
  llvm/test/CodeGen/AMDGPU/store-weird-sizes.ll
  llvm/test/CodeGen/ARM/addsubcarry-promotion.ll
  llvm/test/CodeGen/ARM/dsp-mlal.ll
  llvm/test/CodeGen/ARM/neon-copy.ll
  llvm/test/CodeGen/ARM/vdup.ll
  llvm/test/CodeGen/PowerPC/aix32-cc-abi-vaarg.ll
  llvm/test/CodeGen/PowerPC/combine-fneg.ll
  llvm/test/CodeGen/PowerPC/prefer-dqform.ll
  llvm/test/CodeGen/PowerPC/select_const.ll
  llvm/test/CodeGen/PowerPC/testComparesigeuc.ll
  llvm/test/CodeGen/PowerPC/testComparesigeui.ll
  llvm/test/CodeGen/PowerPC/testComparesigeus.ll
  llvm/test/CodeGen/PowerPC/testComparesileuc.ll
  llvm/test/CodeGen/PowerPC/testComparesileui.ll
  llvm/test/CodeGen/PowerPC/testComparesileus.ll
  llvm/test/CodeGen/PowerPC/testComparesllgeuc.ll
  llvm/test/CodeGen/PowerPC/testComparesllgeui.ll
  llvm/test/CodeGen/PowerPC/testComparesllgeus.ll
  llvm/test/CodeGen/PowerPC/testComparesllleuc.ll
  llvm/test/CodeGen/PowerPC/testComparesllleui.ll
  llvm/test/CodeGen/PowerPC/testComparesllleus.ll
  llvm/test/CodeGen/PowerPC/vec_buildvector_loadstore.ll
  llvm/test/CodeGen/PowerPC/vec_shuffle.ll
  llvm/test/CodeGen/PowerPC/vec_shuffle_p8vector_le.ll
  llvm/test/CodeGen/PowerPC/vsx.ll
  llvm/test/CodeGen/RISCV/mul.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-mask-splat.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-setcc-int-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vadd-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vand-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vdiv-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vdivu-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vmul-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vor-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vpmerge.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vrem-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vremu-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vrsub-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsadd.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsaddu.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vshl-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsra-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsrl-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssub.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vssubu.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vsub-vp.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwadd.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwaddu.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwmul.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwmulsu.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwsub.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vwsubu.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vxor-vp.ll
  llvm/test/CodeGen/RISCV/rvv/sink-splat-operands.ll
  llvm/test/CodeGen/SystemZ/pr36164.ll
  llvm/test/CodeGen/Thumb2/mve-satmul-loops.ll
  llvm/test/CodeGen/Thumb2/mve-vqdmulh-minmax.ll
  llvm/test/CodeGen/Thumb2/mve-vqdmulh.ll
  llvm/test/CodeGen/WebAssembly/simd-build-vector.ll
  llvm/test/CodeGen/X86/2011-10-19-LegelizeLoad.ll
  llvm/test/CodeGen/X86/2012-08-07-CmpISelBug.ll
  llvm/test/CodeGen/X86/addcarry.ll
  llvm/test/CodeGen/X86/avx512-build-vector.ll
  llvm/test/CodeGen/X86/avx512-hadd-hsub.ll
  llvm/test/CodeGen/X86/avx512-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512-mask-op.ll
  llvm/test/CodeGen/X86/avx512bw-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512bwvl-intrinsics-upgrade.ll
  llvm/test/CodeGen/X86/avx512vl-vec-masked-cmp.ll
  llvm/test/CodeGen/X86/bitreverse.ll
  llvm/test/CodeGen/X86/buildvec-insertvec.ll
  llvm/test/CodeGen/X86/combine-fcopysign.ll
  llvm/test/CodeGen/X86/const-shift-of-constmasked.ll
  llvm/test/CodeGen/X86/dagcombine-select.ll
  llvm/test/CodeGen/X86/field-extract-use-trunc.ll
  llvm/test/CodeGen/X86/haddsub-undef.ll
  llvm/test/CodeGen/X86/horizontal-sum.ll
  llvm/test/CodeGen/X86/insertelement-var-index.ll
  llvm/test/CodeGen/X86/is_fpclass-fp80.ll
  llvm/test/CodeGen/X86/isel-blendi-gettargetconstant.ll
  llvm/test/CodeGen/X86/load-partial.ll
  llvm/test/CodeGen/X86/movmsk-cmp.ll
  llvm/test/CodeGen/X86/mulvi32.ll
  llvm/test/CodeGen/X86/nontemporal-3.ll
  llvm/test/CodeGen/X86/pmulh.ll
  llvm/test/CodeGen/X86/popcnt.ll
  llvm/test/CodeGen/X86/pr42727.ll
  llvm/test/CodeGen/X86/pr53419.ll
  llvm/test/CodeGen/X86/promote-vec3.ll
  llvm/test/CodeGen/X86/psubus.ll
  llvm/test/CodeGen/X86/shift-mask.ll
  llvm/test/CodeGen/X86/shuffle-extract-subvector.ll
  llvm/test/CodeGen/X86/sse2.ll
  llvm/test/CodeGen/X86/sse41.ll
  llvm/test/CodeGen/X86/vec_saddo.ll
  llvm/test/CodeGen/X86/vec_smulo.ll
  llvm/test/CodeGen/X86/vec_ssubo.ll
  llvm/test/CodeGen/X86/vec_uaddo.ll
  llvm/test/CodeGen/X86/vec_umulo.ll
  llvm/test/CodeGen/X86/vec_usubo.ll
  llvm/test/CodeGen/X86/vector-bitreverse.ll
  llvm/test/CodeGen/X86/vector-fshl-256.ll
  llvm/test/CodeGen/X86/vector-fshl-512.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-256.ll
  llvm/test/CodeGen/X86/vector-fshl-rot-512.ll
  llvm/test/CodeGen/X86/vector-fshr-256.ll
  llvm/test/CodeGen/X86/vector-fshr-512.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-256.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-512.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-4.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-5.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-6.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i32-stride-4.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i32-stride-6.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i64-stride-4.ll
  llvm/test/CodeGen/X86/vector-interleaved-load-i64-stride-6.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-6.ll
  llvm/test/CodeGen/X86/vector-reduce-and-cmp.ll
  llvm/test/CodeGen/X86/vector-reduce-and.ll
  llvm/test/CodeGen/X86/vector-reduce-or.ll
  llvm/test/CodeGen/X86/vector-reduce-xor.ll
  llvm/test/CodeGen/X86/vector-rotate-256.ll
  llvm/test/CodeGen/X86/vector-rotate-512.ll
  llvm/test/CodeGen/X86/vector-shuffle-256-v8.ll
  llvm/test/CodeGen/X86/vector-shuffle-combining.ll
  llvm/test/CodeGen/X86/vector-shuffle-sse4a.ll
  llvm/test/CodeGen/X86/vector-zext.ll
  llvm/test/CodeGen/X86/vselect-constants.ll
  llvm/test/CodeGen/X86/xor.ll



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