[PATCH] D28786: [ExecutionDepsFix] Kill clearance at function calls

[Keno Fischer via Phabricator via llvm-commits]

loladiro updated this revision to Diff 85000.
loladiro added a comment.

Updated to also kill clearance at function entry

And a revised optimization procedure to avoid excessive vxorps caused by
that.


https://reviews.llvm.org/D28786

Files:
  include/llvm/Target/TargetInstrInfo.h
  lib/CodeGen/ExecutionDepsFix.cpp
  lib/Target/X86/X86InstrInfo.cpp
  lib/Target/X86/X86InstrInfo.h
  test/CodeGen/X86/avx-cvt.ll
  test/CodeGen/X86/avx512-cvt.ll
  test/CodeGen/X86/break-false-dep.ll
  test/CodeGen/X86/combine-fcopysign.ll
  test/CodeGen/X86/fold-load-unops.ll
  test/CodeGen/X86/half.ll
  test/CodeGen/X86/i64-to-float.ll
  test/CodeGen/X86/isint.ll
  test/CodeGen/X86/known-bits-vector.ll
  test/CodeGen/X86/recip-fastmath.ll
  test/CodeGen/X86/recip-fastmath2.ll
  test/CodeGen/X86/sqrt-fastmath-tune.ll
  test/CodeGen/X86/sqrt-fastmath.ll
  test/CodeGen/X86/sse-scalar-fp-arith.ll
  test/CodeGen/X86/sse2-intrinsics-fast-isel.ll
  test/CodeGen/X86/sse_partial_update.ll
  test/CodeGen/X86/uint64-to-float.ll
  test/CodeGen/X86/uint_to_fp.ll
  test/CodeGen/X86/vec_int_to_fp.ll
  test/CodeGen/X86/vector-sqrt.ll

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