diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/live-intervals-multiple-dead-defs.mir | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/live-intervals-multiple-dead-defs.mir b/llvm/test/CodeGen/AMDGPU/live-intervals-multiple-dead-defs.mir new file mode 100644 index 00000000000..4c402d7be63 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/live-intervals-multiple-dead-defs.mir @@ -0,0 +1,18 @@ +# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py +# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx906 -verify-machineinstrs -run-pass=machine-scheduler -verify-misched -o - %s | FileCheck %s + +# There are multiple dead defs of the same virtual register. Make sure +# the intervals are split during the initial live range computation. + +--- +name: multiple_connected_components_dead +tracksRegLiveness: true +body: | + bb.0: + ; CHECK-LABEL: name: multiple_connected_components_dead + ; CHECK: dead %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec + ; CHECK: dead %0:vgpr_32 = V_MOV_B32_e32 1, implicit $exec + dead %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec + dead %0:vgpr_32 = V_MOV_B32_e32 1, implicit $exec + +... |
