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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -mtriple=amdgcn--amdpal -mcpu=gfx1100 -verify-machineinstrs=1 -start-before=greedy,0 -stop-after=virtregrewriter,0 -stress-regalloc=5 %s -o - | FileCheck %s3 4# This test checks that dead bundles are handled correctly.5---6name: psmain7tracksRegLiveness: true8machineFunctionInfo:9 stackPtrOffsetReg: '$sgpr32'10 psInputAddr: 711 psInputEnable: 712body: |13 bb.0:14 liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0, $vgpr1, $vgpr215 16 ; CHECK-LABEL: name: psmain17 ; CHECK: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0, $vgpr1, $vgpr218 ; CHECK-NEXT: {{ $}}19 ; CHECK-NEXT: dead renamable $sgpr3 = IMPLICIT_DEF20 ; CHECK-NEXT: renamable $sgpr1 = KILL undef $sgpr121 ; CHECK-NEXT: renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11 = S_BUFFER_LOAD_DWORDX8_IMM undef renamable $sgpr0_sgpr1_sgpr2_sgpr3, 416, 0 :: (dereferenceable invariant load (s256), align 4)22 ; CHECK-NEXT: dead [[V_CVT_U32_F32_e64_:%[0-9]+]]:vgpr_32 = V_CVT_U32_F32_e64 0, $sgpr4, 0, 0, implicit $mode, implicit $exec23 ; CHECK-NEXT: dead renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15_sgpr16_sgpr17_sgpr18_sgpr19 = IMPLICIT_DEF24 ; CHECK-NEXT: renamable $sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11 = S_BUFFER_LOAD_DWORDX8_IMM undef renamable $sgpr0_sgpr1_sgpr2_sgpr3, 416, 0 :: (dereferenceable invariant load (s256), align 4)25 ; CHECK-NEXT: renamable $sgpr3 = COPY killed renamable $sgpr726 ; CHECK-NEXT: renamable $sgpr5 = COPY renamable $sgpr927 ; CHECK-NEXT: dead undef [[COPY:%[0-9]+]].sub0:vreg_64 = COPY renamable $sgpr328 ; CHECK-NEXT: dead undef [[COPY1:%[0-9]+]].sub1:vreg_64 = COPY killed renamable $sgpr529 ; CHECK-NEXT: dead [[IMAGE_SAMPLE_V1_V2_gfx11_:%[0-9]+]]:vgpr_32 = IMAGE_SAMPLE_V1_V2_gfx11 undef [[COPY]], undef renamable $sgpr12_sgpr13_sgpr14_sgpr15_sgpr16_sgpr17_sgpr18_sgpr19, renamable $sgpr0_sgpr1_sgpr2_sgpr3, 1, 1, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s32), addrspace 8)30 ; CHECK-NEXT: S_ENDPGM 031 undef %8.sub3:sgpr_128 = IMPLICIT_DEF32 undef %8.sub1:sgpr_128 = COPY undef $sgpr133 %346:sgpr_256 = S_BUFFER_LOAD_DWORDX8_IMM undef %8, 416, 0 :: (dereferenceable invariant load (s256), align 4)34 %60:vgpr_32 = V_CVT_U32_F32_e64 0, %346.sub0, 0, 0, implicit $mode, implicit $exec35 %127:sgpr_512 = IMPLICIT_DEF36 undef %283.sub0:vreg_64 = COPY %346.sub337 undef %283.sub1:vreg_64 = COPY %346.sub538 %282:vgpr_32 = IMAGE_SAMPLE_V1_V2_gfx11 undef %283, undef %127.sub8_sub9_sub10_sub11_sub12_sub13_sub14_sub15, %8, 1, 1, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load (s32), addrspace 8)39 S_ENDPGM 040...41 42