# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass=si-fix-sgpr-copies -o - %s | FileCheck -check-prefix=GCN %s --- # GCN_LABEL: phi_moveimm_input # GCN-NOT: %{{[0-9]+}}:vgpr_32 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 # GCN: %{{[0-9]+}}:sreg_32 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 name: phi_moveimm_input tracksRegLiveness: true body: | bb.0: successors: %bb.1 liveins: $sgpr0, $sgpr1 %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec %4:sreg_32 = COPY $sgpr0 %5:sreg_32 = COPY $sgpr1 bb.1: successors: %bb.2 %2:sreg_32 = S_ADD_U32 %4, %5, implicit-def $scc S_BRANCH %bb.2 bb.2: successors: %bb.3 %3:sreg_32 = PHI %1, %bb.3, %2, %bb.1 S_BRANCH %bb.3 bb.3: successors: %bb.2 %1:sreg_32 = COPY %0 S_BRANCH %bb.2 ... --- # GCN_LABEL: phi_moveimm_subreg_input # GCN-NOT: %{{[0-9]+}}:sreg_64 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 # GCN: %{{[0-9]+}}:vreg_64 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 name: phi_moveimm_subreg_input tracksRegLiveness: true body: | bb.0: successors: %bb.1 liveins: $sgpr0, $sgpr1 %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec %4:sreg_32 = COPY $sgpr0 %5:sreg_32 = COPY $sgpr1 bb.1: successors: %bb.2 undef %2.sub0:sreg_64 = S_ADD_U32 %4, %5, implicit-def $scc S_BRANCH %bb.2 bb.2: successors: %bb.3 %3:sreg_64 = PHI %1, %bb.3, %2, %bb.1 S_BRANCH %bb.3 bb.3: successors: %bb.2 undef %1.sub0:sreg_64 = COPY %0 S_BRANCH %bb.2 ... --- # GCN_LABEL: phi_moveimm_bad_opcode_input # GCN-NOT: %{{[0-9]+}}:sreg_32 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 # GCN: %{{[0-9]+}}:vgpr_32 = PHI %{{[0-9]+}}, %bb.3, %{{[0-9]+}}, %bb.1 name: phi_moveimm_bad_opcode_input tracksRegLiveness: true body: | bb.0: successors: %bb.1 liveins: $sgpr0, $sgpr1, $vgpr0 %6:vgpr_32 = COPY $vgpr0 %0:vgpr_32 = V_MOV_B32_sdwa 0, %6:vgpr_32, 0, 5, 2, 4, implicit $exec, implicit %6:vgpr_32(tied-def 0) %4:sreg_32 = COPY $sgpr0 %5:sreg_32 = COPY $sgpr1 bb.1: successors: %bb.2 %2:sreg_32 = S_ADD_U32 %4, %5, implicit-def $scc S_BRANCH %bb.2 bb.2: successors: %bb.3 %3:sreg_32 = PHI %1, %bb.3, %2, %bb.1 S_BRANCH %bb.3 bb.3: successors: %bb.2 %1:sreg_32 = COPY %0 S_BRANCH %bb.2 ...