# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -march=amdgcn -run-pass=amdgpu-prelegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s --- name: test_const_const tracksRegLiveness: true body: | bb.0: ; CHECK-LABEL: name: test_const_const ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 15 ; CHECK-NEXT: $sgpr0 = COPY [[C]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0 %0:_(s32) = G_CONSTANT i32 15 %1:_(s32) = G_CONSTANT i32 255 %2:_(s32) = G_AND %0(s32), %1(s32) $sgpr0 = COPY %2(s32) SI_RETURN_TO_EPILOG implicit $sgpr0 ... --- name: test_const_const_2 tracksRegLiveness: true body: | bb.0: ; CHECK-LABEL: name: test_const_const_2 ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 15 ; CHECK-NEXT: $sgpr0 = COPY [[C]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0 %0:_(s32) = G_CONSTANT i32 255 %1:_(s32) = G_CONSTANT i32 15 %2:_(s32) = G_AND %0(s32), %1(s32) $sgpr0 = COPY %2(s32) SI_RETURN_TO_EPILOG implicit $sgpr0 ... --- name: test_const_const_3 tracksRegLiveness: true body: | bb.0: ; CHECK-LABEL: name: test_const_const_3 ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1431655766 ; CHECK-NEXT: $vgpr0 = COPY [[C]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $vgpr0 %0:_(s32) = G_CONSTANT i32 2863311530 %1:_(s32) = G_CONSTANT i32 4008636142 %2:_(s32) = G_AND %0(s32), %1(s32) $vgpr0 = COPY %2(s32) SI_RETURN_TO_EPILOG implicit $vgpr0 ... --- name: test_and_and tracksRegLiveness: true body: | bb.0: liveins: $vgpr0 ; CHECK-LABEL: name: test_and_and ; CHECK: liveins: $vgpr0 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 15 ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]] ; CHECK-NEXT: $vgpr0 = COPY [[AND]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $vgpr0 %0:_(s32) = COPY $vgpr0 %1:_(s32) = G_CONSTANT i32 15 %2:_(s32) = G_CONSTANT i32 255 %3:_(s32) = G_AND %0, %1(s32) %4:_(s32) = G_AND %3, %2 $vgpr0 = COPY %4(s32) SI_RETURN_TO_EPILOG implicit $vgpr0 ... --- name: test_shl_and tracksRegLiveness: true body: | bb.0: liveins: $sgpr0 ; CHECK-LABEL: name: test_shl_and ; CHECK: liveins: $sgpr0 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $sgpr0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5 ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32) ; CHECK-NEXT: $sgpr0 = COPY [[SHL]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0 %0:_(s32) = COPY $sgpr0 %1:_(s32) = G_CONSTANT i32 5 %2:_(s32) = G_CONSTANT i32 4294967264 %3:_(s32) = G_SHL %0, %1(s32) %4:_(s32) = G_AND %3, %2 $sgpr0 = COPY %4(s32) SI_RETURN_TO_EPILOG implicit $sgpr0 ... --- name: test_lshr_and tracksRegLiveness: true body: | bb.0: liveins: $vgpr0 ; CHECK-LABEL: name: test_lshr_and ; CHECK: liveins: $vgpr0 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5 ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32) ; CHECK-NEXT: $vgpr0 = COPY [[LSHR]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $vgpr0 %0:_(s32) = COPY $vgpr0 %1:_(s32) = G_CONSTANT i32 5 %2:_(s32) = G_CONSTANT i32 134217727 %3:_(s32) = G_LSHR %0, %1(s32) %4:_(s32) = G_AND %3, %2 $vgpr0 = COPY %4(s32) SI_RETURN_TO_EPILOG implicit $vgpr0 ... --- name: test_and_non_const tracksRegLiveness: true body: | bb.0: liveins: $sgpr0, $sgpr1 ; CHECK-LABEL: name: test_and_non_const ; CHECK: liveins: $sgpr0, $sgpr1 ; CHECK-NEXT: {{ $}} ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $sgpr0 ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16 ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32) ; CHECK-NEXT: $sgpr0 = COPY [[LSHR]](s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0 %0:_(s32) = COPY $sgpr0 %1:_(s32) = COPY $sgpr1 %2:_(s32) = G_CONSTANT i32 16 %3:_(s32) = G_CONSTANT i32 65535 %4:_(s32) = G_OR %1, %3 %5:_(s32) = G_LSHR %0, %2(s32) %6:_(s32) = G_AND %5, %4 $sgpr0 = COPY %6(s32) SI_RETURN_TO_EPILOG implicit $sgpr0 ... --- name: test_sext_inreg tracksRegLiveness: true body: | bb.0: ; CHECK-LABEL: name: test_sext_inreg ; CHECK: %cst_1:_(s32) = G_CONSTANT i32 -5 ; CHECK-NEXT: $sgpr0 = COPY %cst_1(s32) ; CHECK-NEXT: SI_RETURN_TO_EPILOG implicit $sgpr0 %cst_1:_(s32) = G_CONSTANT i32 -5 ; 000 ... 1011 %cst_11:_(s32) = G_CONSTANT i32 11 ; Sext from the 4th bit -> 111 ... 1011 = -5 %sext_inreg_11:_(s32) = G_SEXT_INREG %cst_11, 4 %and:_(s32) = G_AND %cst_1(s32), %sext_inreg_11(s32) $sgpr0 = COPY %and(s32) SI_RETURN_TO_EPILOG implicit $sgpr0 ...