[PATCH] D55494: [x86] allow 8-bit adds to be promoted by convertToThreeAddress() to form LEA

[Sanjay Patel via Phabricator via llvm-commits]

spatel updated this revision to Diff 177573.
spatel marked 3 inline comments as done.
spatel added a comment.

Patch updated:
Determine op size based on the opcode parameter (no need to change the function signature).


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55494/new/

https://reviews.llvm.org/D55494

Files:
  lib/Target/X86/X86InstrArithmetic.td
  lib/Target/X86/X86InstrInfo.cpp
  lib/Target/X86/X86InstrInfo.h
  test/CodeGen/X86/GlobalISel/add-scalar.ll
  test/CodeGen/X86/GlobalISel/shl-scalar-widening.ll
  test/CodeGen/X86/GlobalISel/shl-scalar.ll
  test/CodeGen/X86/fixup-bw-copy.ll
  test/CodeGen/X86/fshr.ll
  test/CodeGen/X86/iabs.ll
  test/CodeGen/X86/mul-constant-i8.ll
  test/CodeGen/X86/popcnt.ll
  test/CodeGen/X86/pr23664.ll
  test/CodeGen/X86/rotate4.ll
  test/CodeGen/X86/scheduler-backtracking.ll

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