# RUN: llc -mtriple=s390x-linux-gnu -mcpu=z196 -O0 -start-after=finalize-isel \ # RUN: -stop-before=regallocfast -o - %s | FileCheck %s # RUN: llc -mtriple=s390x-linux-gnu -mcpu=z196 -O3 -start-after=finalize-isel \ # RUN: -stop-before=livevars -o - %s | FileCheck %s # # Test that a COPY from CC gets implemented with an IPM to a GR32 reg. --- name: fun0 tracksRegLiveness: true registers: - { id: 0, class: grx32bit } body: | bb.0: liveins: $cc ; CHECK-LABEL: name: fun0 ; CHECK: %1:gr32bit = IPM implicit $cc ; CHECK-NEXT: %0:grx32bit = COPY %1 ; CHECK-NEXT: $r2l = COPY %0 ; CHECK-NEXT: Return implicit $r2l %0:grx32bit = COPY $cc $r2l = COPY %0 Return implicit $r2l ...