1 # RUN: llc -march=x86-64 -start-after machine-sink -stop-after machine-sink -o /dev/null %s | FileCheck %s
2 # This test ensures that the MIR parser parses subregisters in register operands
7 define zeroext i1 @t(i1 %c) {
16 tracksRegLiveness: true
18 - { id: 0, class: gr32 }
19 - { id: 1, class: gr8 }
20 - { id: 2, class: gr8 }
26 # CHECK: %0 = COPY %edi
27 # CHECK-NEXT: %1 = COPY %0:sub_8bit
29 - '%1 = COPY %0:sub_8bit'
30 - '%2 = AND8ri %1, 1, implicit-def %eflags'