llvm/test/CodeGen/Hexagon/rdf-copy-renamable-reserved.mir

   1 # RUN: llc -march=hexagon -run-pass hexagon-rdf-opt -hexagon-rdf-track-reserved %s -o - | FileCheck %s
   2
   3 # Check that r29 gets propagated into the A2_addi, and that the renamable
   4 # flag is cleared.
   5
   6 # CHECK: renamable $r28 = COPY $r29
   7 # CHECK-NOT: renamable
   8
   9 ---
  10 name: fred
  11 tracksRegLiveness: true
  12
  13 body: |
  14   bb.0:
  15     renamable $r28 = COPY $r29
  16     $r0 = A2_addi renamable $r28, 1
  17     J2_jumpr $r31, implicit-def $pc, implicit $r0
  18 ...
  19