1 # RUN: not llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -o /dev/null %s 2>&1 | FileCheck -check-prefix=ERROR %s
2 # REQUIRES: amdgpu-registered-target
4 # When the verifier was detecting the invalid liveness for vcc, it would assert when trying to iterate the subregisters of the implicit virtual register use.
7 # ERROR: *** Bad machine code: Using an undefined physical register ***
8 # ERROR: instruction: S_ENDPGM 0, implicit %0:vgpr_32, implicit $vcc
9 # ERROR: operand 2: implicit $vcc
13 name: invalid_implicit_physreg_use_with_implicit_virtreg
14 tracksRegLiveness: true
18 %0:vgpr_32 = IMPLICIT_DEF
19 S_ENDPGM 0, implicit %0, implicit $vcc