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# 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>)
...
|
