[all-commits] [llvm/llvm-project] 754b93: [Attributor] New attribute to identify what byte r...

[Vidhush Singhal via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 754b93e4668fbe02a2e36e6c3e1afa52c5a53327
      https://github.com/llvm/llvm-project/commit/754b93e4668fbe02a2e36e6c3e1afa52c5a53327
  Author: Vidhush Singhal <54336227+vidsinghal at users.noreply.github.com>
  Date:   2023-11-10 (Fri, 10 Nov 2023)

  Changed paths:
    M llvm/include/llvm/Transforms/IPO/Attributor.h
    M llvm/lib/Transforms/IPO/Attributor.cpp
    M llvm/lib/Transforms/IPO/AttributorAttributes.cpp
    M llvm/test/Transforms/Attributor/ArgumentPromotion/crash.ll
    M llvm/test/Transforms/Attributor/ArgumentPromotion/live_called_from_dead.ll
    M llvm/test/Transforms/Attributor/ArgumentPromotion/live_called_from_dead_2.ll
    M llvm/test/Transforms/Attributor/ArgumentPromotion/nonzero-address-spaces.ll
    M llvm/test/Transforms/Attributor/IPConstantProp/pthreads.ll
    A llvm/test/Transforms/Attributor/allocator.ll
    M llvm/test/Transforms/Attributor/heap_to_stack.ll
    M llvm/test/Transforms/Attributor/heap_to_stack_gpu.ll
    M llvm/test/Transforms/Attributor/liveness.ll
    M llvm/test/Transforms/Attributor/nodelete.ll

  Log Message:
  -----------
  [Attributor] New attribute to identify what byte ranges are alive for an allocation (#66148)

Changes the size of allocations automatically.
For now, implements the case when a single range from start of the
allocation is alive and the allocation can be reduced.