| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -run-pass=aarch64-prelegalizer-combiner -verify-machineinstrs -mtriple aarch64-unknown-unknown %s -o - | FileCheck %s |
| |
| --- |
| name: mul_to_lshr |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $x0 |
| ; CHECK-LABEL: name: mul_to_lshr |
| ; CHECK: liveins: $x0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0 |
| ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 61 |
| ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(s64) = G_LSHR [[COPY]], [[C]](s64) |
| ; CHECK-NEXT: $x0 = COPY [[LSHR]](s64) |
| %0:_(s64) = COPY $x0 |
| %1:_(s64) = G_CONSTANT i64 8 |
| %2:_(s64) = G_UMULH %0, %1(s64) |
| $x0 = COPY %2(s64) |
| ... |
| --- |
| name: mul_to_lshr_vector |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $q0 |
| ; CHECK-LABEL: name: mul_to_lshr_vector |
| ; CHECK: liveins: $q0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0 |
| ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 29 |
| ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32) |
| ; CHECK-NEXT: [[LSHR:%[0-9]+]]:_(<4 x s32>) = G_LSHR [[COPY]], [[BUILD_VECTOR]](<4 x s32>) |
| ; CHECK-NEXT: $q0 = COPY [[LSHR]](<4 x s32>) |
| %0:_(<4 x s32>) = COPY $q0 |
| %1:_(s32) = G_CONSTANT i32 8 |
| %bv:_(<4 x s32>) = G_BUILD_VECTOR %1, %1, %1, %1 |
| %2:_(<4 x s32>) = G_UMULH %0, %bv(<4 x s32>) |
| $q0 = COPY %2(<4 x s32>) |
| ... |
| --- |
| name: mul_to_lshr_vector_out_of_range_shift |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $q0 |
| ; CHECK-LABEL: name: mul_to_lshr_vector_out_of_range_shift |
| ; CHECK: liveins: $q0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0 |
| ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; CHECK-NEXT: %bv:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32) |
| ; CHECK-NEXT: [[UMULH:%[0-9]+]]:_(<4 x s32>) = G_UMULH [[COPY]], %bv |
| ; CHECK-NEXT: $q0 = COPY [[UMULH]](<4 x s32>) |
| %0:_(<4 x s32>) = COPY $q0 |
| %1:_(s32) = G_CONSTANT i32 1 |
| %bv:_(<4 x s32>) = G_BUILD_VECTOR %1, %1, %1, %1 |
| %2:_(<4 x s32>) = G_UMULH %0, %bv(<4 x s32>) |
| $q0 = COPY %2(<4 x s32>) |
| ... |
| --- |
| name: mul_to_lshr_out_of_range_shift |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $x0 |
| ; CHECK-LABEL: name: mul_to_lshr_out_of_range_shift |
| ; CHECK: liveins: $x0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x0 |
| ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1 |
| ; CHECK-NEXT: [[UMULH:%[0-9]+]]:_(s64) = G_UMULH [[COPY]], [[C]] |
| ; CHECK-NEXT: $x0 = COPY [[UMULH]](s64) |
| %0:_(s64) = COPY $x0 |
| %1:_(s64) = G_CONSTANT i64 1 |
| %2:_(s64) = G_UMULH %0, %1(s64) |
| $x0 = COPY %2(s64) |
| ... |
| --- |
| name: mul_to_lshr_vector_nonuniform_const |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $q0 |
| ; CHECK-LABEL: name: mul_to_lshr_vector_nonuniform_const |
| ; CHECK: liveins: $q0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0 |
| ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 28 |
| ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 27 |
| ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 26 |
| ; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 29 |
| ; CHECK-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C3]](s32), [[C]](s32), [[C1]](s32), [[C2]](s32) |
| ; CHECK-NEXT: %mulh:_(<4 x s32>) = G_LSHR [[COPY]], [[BUILD_VECTOR]](<4 x s32>) |
| ; CHECK-NEXT: $q0 = COPY %mulh(<4 x s32>) |
| %0:_(<4 x s32>) = COPY $q0 |
| %cst1:_(s32) = G_CONSTANT i32 8 |
| %cst2:_(s32) = G_CONSTANT i32 16 |
| %cst3:_(s32) = G_CONSTANT i32 32 |
| %cst4:_(s32) = G_CONSTANT i32 64 |
| %bv:_(<4 x s32>) = G_BUILD_VECTOR %cst1, %cst2, %cst3, %cst4 |
| %mulh:_(<4 x s32>) = G_UMULH %0, %bv(<4 x s32>) |
| $q0 = COPY %mulh(<4 x s32>) |
| ... |
| --- |
| name: mul_to_lshr_vector_nonuniform_const_elt_is_one |
| alignment: 4 |
| tracksRegLiveness: true |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0: |
| liveins: $q0 |
| ; CHECK-LABEL: name: mul_to_lshr_vector_nonuniform_const_elt_is_one |
| ; CHECK: liveins: $q0 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0 |
| ; CHECK-NEXT: %cst1:_(s32) = G_CONSTANT i32 8 |
| ; CHECK-NEXT: %cst2:_(s32) = G_CONSTANT i32 1 |
| ; CHECK-NEXT: %cst3:_(s32) = G_CONSTANT i32 32 |
| ; CHECK-NEXT: %cst4:_(s32) = G_CONSTANT i32 64 |
| ; CHECK-NEXT: %bv:_(<4 x s32>) = G_BUILD_VECTOR %cst1(s32), %cst2(s32), %cst3(s32), %cst4(s32) |
| ; CHECK-NEXT: %mulh:_(<4 x s32>) = G_UMULH [[COPY]], %bv |
| ; CHECK-NEXT: $q0 = COPY %mulh(<4 x s32>) |
| %0:_(<4 x s32>) = COPY $q0 |
| %cst1:_(s32) = G_CONSTANT i32 8 |
| %cst2:_(s32) = G_CONSTANT i32 1 |
| %cst3:_(s32) = G_CONSTANT i32 32 |
| %cst4:_(s32) = G_CONSTANT i32 64 |
| %bv:_(<4 x s32>) = G_BUILD_VECTOR %cst1, %cst2, %cst3, %cst4 |
| %mulh:_(<4 x s32>) = G_UMULH %0, %bv(<4 x s32>) |
| $q0 = COPY %mulh(<4 x s32>) |
| ... |