[all-commits] [llvm/llvm-project] 5b4c07: Revert "[MachineLICM] Use `RegisterClassInfo::getR...

[Pengcheng Wang via All-commits]

  Branch: refs/heads/revert-211715-main-machinelicm-reg-pressure-set
  Home:   https://github.com/llvm/llvm-project
  Commit: 5b4c07d9f85aff42e66cb3a3f799b35e965db214
      https://github.com/llvm/llvm-project/commit/5b4c07d9f85aff42e66cb3a3f799b35e965db214
  Author: Pengcheng Wang <wangpengcheng.pp at bytedance.com>
  Date:   2026-07-31 (Fri, 31 Jul 2026)

  Changed paths:
    M llvm/lib/CodeGen/LocalStackSlotAllocation.cpp
    M llvm/lib/CodeGen/MachineLICM.cpp
    M llvm/lib/CodeGen/OptimizePHIs.cpp
    M llvm/lib/CodeGen/StackColoring.cpp
    M llvm/lib/Target/RISCV/RISCVFoldMemOffset.cpp
    M llvm/lib/Target/RISCV/RISCVVLOptimizer.cpp
    M llvm/lib/Target/RISCV/RISCVVectorPeephole.cpp
    M llvm/test/Analysis/UniformityAnalysis/AMDGPU/MIR/irreducible/diverged-entry-basic-gmir.mir
    M llvm/test/Analysis/UniformityAnalysis/AMDGPU/irreducible/diverged-entry-basic.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/atomicrmw_fmax.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/atomicrmw_fmin.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.memset.ll
    M llvm/test/CodeGen/AMDGPU/a-v-flat-atomicrmw.ll
    M llvm/test/CodeGen/AMDGPU/a-v-global-atomicrmw.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
    M llvm/test/CodeGen/AMDGPU/atomicrmw_usub_cond.ll
    M llvm/test/CodeGen/AMDGPU/atomicrmw_usub_sat.ll
    M llvm/test/CodeGen/AMDGPU/av-split-dead-valno-crash.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-usub_cond.ll
    M llvm/test/CodeGen/AMDGPU/buffer-fat-pointer-atomicrmw-usub_sat.ll
    M llvm/test/CodeGen/AMDGPU/codegen-prepare-addrspacecast-non-null.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/flat-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/flat-saddr-atomics.ll
    M llvm/test/CodeGen/AMDGPU/flat_atomics_i32_system.ll
    M llvm/test/CodeGen/AMDGPU/flat_atomics_i64_noprivate.ll
    M llvm/test/CodeGen/AMDGPU/flat_atomics_i64_system.ll
    M llvm/test/CodeGen/AMDGPU/flat_atomics_i64_system_noprivate.ll
    M llvm/test/CodeGen/AMDGPU/fp64-atomics-gfx90a.ll
    M llvm/test/CodeGen/AMDGPU/frem.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/global-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/global-load-saddr-to-vaddr.ll
    M llvm/test/CodeGen/AMDGPU/global_atomics_i32_system.ll
    M llvm/test/CodeGen/AMDGPU/global_atomics_i64_system.ll
    M llvm/test/CodeGen/AMDGPU/global_atomics_scan_fmax.ll
    M llvm/test/CodeGen/AMDGPU/global_atomics_scan_fmin.ll
    M llvm/test/CodeGen/AMDGPU/indirect-call.ll
    M llvm/test/CodeGen/AMDGPU/issue130120-eliminate-frame-index.ll
    M llvm/test/CodeGen/AMDGPU/issue139317-bad-opsel-reg-sequence-fold.ll
    M llvm/test/CodeGen/AMDGPU/licm-regpressure.mir
    M llvm/test/CodeGen/AMDGPU/llc-pipeline.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.atomic.buffer.load.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.ptr.atomic.buffer.load.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmax.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fmin.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fsub.ll
    M llvm/test/CodeGen/AMDGPU/local-stack-alloc-block-sp-reference.ll
    M llvm/test/CodeGen/AMDGPU/memcpy-crash-issue63986.ll
    M llvm/test/CodeGen/AMDGPU/memintrinsic-unroll.ll
    M llvm/test/CodeGen/AMDGPU/memset-param-combinations.ll
    M llvm/test/CodeGen/AMDGPU/memset-pattern.ll
    M llvm/test/CodeGen/AMDGPU/sgpr-scavenge-fi-stack-id.ll
    M llvm/test/CodeGen/AMDGPU/structurize-hoist.ll
    M llvm/test/CodeGen/AMDGPU/valu-i1.ll
    M llvm/test/CodeGen/ARM/O3-pipeline.ll
    M llvm/test/CodeGen/LoongArch/jr-without-ra.ll
    M llvm/test/CodeGen/LoongArch/opt-pipeline.ll
    M llvm/test/CodeGen/RISCV/O3-pipeline.ll
    M llvm/test/CodeGen/RISCV/rvv/vxrm-insert-out-of-loop.ll
    M llvm/test/CodeGen/SPIRV/llc-pipeline.ll
    M llvm/test/CodeGen/Thumb2/mve-blockplacement.ll
    M llvm/test/CodeGen/Thumb2/mve-gather-increment.ll
    M llvm/test/CodeGen/Thumb2/mve-gather-scatter-optimisation.ll
    M llvm/test/CodeGen/X86/2011-09-14-valcoalesce.ll

  Log Message:
  -----------
  Revert "[MachineLICM] Use `RegisterClassInfo::getRegPressureSetLimit` (#211715)"

This reverts commit ea56c331a6afe1334eb3ce3b1bf9974079fb79c3.



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