test/CodeGen/AArch64/GlobalISel/combine-mul.mir

# 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_by_zero
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $x0
    ; CHECK-LABEL: name: mul_by_zero
    ; CHECK: liveins: $x0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: $x0 = COPY [[C]](s64)
    %0:_(s64) = COPY $x0
    %1:_(s64) = G_CONSTANT i64 0
    %2:_(s64) = G_MUL %0, %1(s64)
    $x0 = COPY %2(s64)
...
---
name:            mul_vector_by_zero
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $q0
    ; Currently not implemented.
    ; CHECK-LABEL: name: mul_vector_by_zero
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32)
    ; CHECK: [[MUL:%[0-9]+]]:_(<4 x s32>) = G_MUL [[COPY]], [[BUILD_VECTOR]]
    ; CHECK: $q0 = COPY [[MUL]](<4 x s32>)
    %0:_(<4 x s32>) = COPY $q0
    %1:_(s32) = G_CONSTANT i32 0
    %2:_(<4 x s32>) = G_BUILD_VECTOR %1(s32), %1(s32), %1(s32), %1(s32)
    %3:_(<4 x s32>) = G_MUL %0, %2(<4 x s32>)
    $q0 = COPY %3(<4 x s32>)
...
---
name:            mul_by_one
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $x0
    ; CHECK-LABEL: name: mul_by_one
    ; CHECK: liveins: $x0
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK: $x0 = COPY [[COPY]](s64)
    %0:_(s64) = COPY $x0
    %1:_(s64) = G_CONSTANT i64 1
    %2:_(s64) = G_MUL %0, %1(s64)
    $x0 = COPY %2(s64)
...
---
name:            mul_vector_by_one
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $q0
    ; Currently not implemented.
    ; CHECK-LABEL: name: mul_vector_by_one
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32)
    ; CHECK: [[MUL:%[0-9]+]]:_(<4 x s32>) = G_MUL [[COPY]], [[BUILD_VECTOR]]
    ; CHECK: $q0 = COPY [[MUL]](<4 x s32>)
    %0:_(<4 x s32>) = COPY $q0
    %1:_(s32) = G_CONSTANT i32 1
    %2:_(<4 x s32>) = G_BUILD_VECTOR %1(s32), %1(s32), %1(s32), %1(s32)
    %3:_(<4 x s32>) = G_MUL %0, %2(<4 x s32>)
    $q0 = COPY %3(<4 x s32>)
...
---
name:            mul_by_neg_one
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $x0
    ; CHECK-LABEL: name: mul_by_neg_one
    ; CHECK: liveins: $x0
    ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[C]], [[COPY]]
    ; CHECK: $x0 = COPY [[SUB]](s64)
    %0:_(s64) = COPY $x0
    %1:_(s64) = G_CONSTANT i64 -1
    %2:_(s64) = G_MUL %0, %1(s64)
    $x0 = COPY %2(s64)
...
---
name:            mul_vector_by_neg_one
alignment:       4
tracksRegLiveness: true
frameInfo:
  maxAlignment:    1
machineFunctionInfo: {}
body:             |
  bb.0:
    liveins: $q0
    ; Currently not implemented.
    ; CHECK-LABEL: name: mul_vector_by_neg_one
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $q0
    ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 -1
    ; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[C]](s32), [[C]](s32), [[C]](s32), [[C]](s32)
    ; CHECK: [[MUL:%[0-9]+]]:_(<4 x s32>) = G_MUL [[COPY]], [[BUILD_VECTOR]]
    ; CHECK: $q0 = COPY [[MUL]](<4 x s32>)
    %0:_(<4 x s32>) = COPY $q0
    %1:_(s32) = G_CONSTANT i32 -1
    %2:_(<4 x s32>) = G_BUILD_VECTOR %1(s32), %1(s32), %1(s32), %1(s32)
    %3:_(<4 x s32>) = G_MUL %0, %2(<4 x s32>)
    $q0 = COPY %3(<4 x s32>)
...