Compiler projects using llvm
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple aarch64 -run-pass=aarch64-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck %s
---
name:            f64_faddp
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$q0' }
body:             |
  bb.1:
    liveins: $q0

    ; CHECK-LABEL: name: f64_faddp
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $q0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[EVEC:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s64>), [[C]](s64)
    ; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
    ; CHECK: [[EVEC1:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s64>), [[C1]](s64)
    ; CHECK: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[EVEC]], [[EVEC1]]
    ; CHECK: $d0 = COPY [[FADD]](s64)
    ; CHECK: RET_ReallyLR implicit $d0
    %0:_(<2 x s64>) = COPY $q0
    %2:_(<2 x s64>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 0
    %1:_(<2 x s64>) = G_SHUFFLE_VECTOR %0(<2 x s64>), %2, shufflemask(1, undef)
    %3:_(<2 x s64>) = G_FADD %1, %0
    %4:_(s64) = G_EXTRACT_VECTOR_ELT %3(<2 x s64>), %5(s64)
    $d0 = COPY %4(s64)
    RET_ReallyLR implicit $d0

...
---
name:            f64_faddp_commuted
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$q0' }
body:             |
  bb.1:
    liveins: $q0

    ; CHECK-LABEL: name: f64_faddp_commuted
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $q0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[EVEC:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s64>), [[C]](s64)
    ; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
    ; CHECK: [[EVEC1:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s64>), [[C1]](s64)
    ; CHECK: [[FADD:%[0-9]+]]:_(s64) = G_FADD [[EVEC]], [[EVEC1]]
    ; CHECK: $d0 = COPY [[FADD]](s64)
    ; CHECK: RET_ReallyLR implicit $d0
    %0:_(<2 x s64>) = COPY $q0
    %2:_(<2 x s64>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 0
    %1:_(<2 x s64>) = G_SHUFFLE_VECTOR %0(<2 x s64>), %2, shufflemask(1, undef)
    %3:_(<2 x s64>) = G_FADD %0, %1
    %4:_(s64) = G_EXTRACT_VECTOR_ELT %3(<2 x s64>), %5(s64)
    $d0 = COPY %4(s64)
    RET_ReallyLR implicit $d0

...
---
name:            f32_faddp
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$d0' }
body:             |
  bb.1:
    liveins: $d0

    ; CHECK-LABEL: name: f32_faddp
    ; CHECK: liveins: $d0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $d0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[EVEC:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s32>), [[C]](s64)
    ; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
    ; CHECK: [[EVEC1:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s32>), [[C1]](s64)
    ; CHECK: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[EVEC]], [[EVEC1]]
    ; CHECK: $s0 = COPY [[FADD]](s32)
    ; CHECK: RET_ReallyLR implicit $s0
    %0:_(<2 x s32>) = COPY $d0
    %2:_(<2 x s32>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 0
    %1:_(<2 x s32>) = G_SHUFFLE_VECTOR %0(<2 x s32>), %2, shufflemask(1, undef)
    %3:_(<2 x s32>) = G_FADD %1, %0
    %4:_(s32) = G_EXTRACT_VECTOR_ELT %3(<2 x s32>), %5(s64)
    $s0 = COPY %4(s32)
    RET_ReallyLR implicit $s0

...
---
name:            f32_faddp_commuted
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$d0' }
body:             |
  bb.1:
    liveins: $d0

    ; CHECK-LABEL: name: f32_faddp_commuted
    ; CHECK: liveins: $d0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $d0
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[EVEC:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s32>), [[C]](s64)
    ; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
    ; CHECK: [[EVEC1:%[0-9]+]]:_(s32) = G_EXTRACT_VECTOR_ELT [[COPY]](<2 x s32>), [[C1]](s64)
    ; CHECK: [[FADD:%[0-9]+]]:_(s32) = G_FADD [[EVEC]], [[EVEC1]]
    ; CHECK: $s0 = COPY [[FADD]](s32)
    ; CHECK: RET_ReallyLR implicit $s0
    %0:_(<2 x s32>) = COPY $d0
    %2:_(<2 x s32>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 0
    %1:_(<2 x s32>) = G_SHUFFLE_VECTOR %0(<2 x s32>), %2, shufflemask(1, undef)
    %3:_(<2 x s32>) = G_FADD %0, %1
    %4:_(s32) = G_EXTRACT_VECTOR_ELT %3(<2 x s32>), %5(s64)
    $s0 = COPY %4(s32)
    RET_ReallyLR implicit $s0

...
---
name:            wrong_extract_idx
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$q0' }
body:             |
  bb.1:
    liveins: $q0

    ; CHECK-LABEL: name: wrong_extract_idx
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $q0
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s64>) = G_IMPLICIT_DEF
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
    ; CHECK: [[SHUF:%[0-9]+]]:_(<2 x s64>) = G_SHUFFLE_VECTOR [[COPY]](<2 x s64>), [[DEF]], shufflemask(1, undef)
    ; CHECK: [[FADD:%[0-9]+]]:_(<2 x s64>) = G_FADD [[SHUF]], [[COPY]]
    ; CHECK: [[EVEC:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[FADD]](<2 x s64>), [[C]](s64)
    ; CHECK: $d0 = COPY [[EVEC]](s64)
    ; CHECK: RET_ReallyLR implicit $d0
    %0:_(<2 x s64>) = COPY $q0
    %2:_(<2 x s64>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 1
    %1:_(<2 x s64>) = G_SHUFFLE_VECTOR %0(<2 x s64>), %2, shufflemask(1, undef)
    %3:_(<2 x s64>) = G_FADD %1, %0
    %4:_(s64) = G_EXTRACT_VECTOR_ELT %3(<2 x s64>), %5(s64)
    $d0 = COPY %4(s64)
    RET_ReallyLR implicit $d0

...
---
name:            wrong_shuffle_mask
alignment:       4
legalized:       true
tracksRegLiveness: true
liveins:
  - { reg: '$q0' }
body:             |
  bb.1:
    liveins: $q0

    ; CHECK-LABEL: name: wrong_shuffle_mask
    ; CHECK: liveins: $q0
    ; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $q0
    ; CHECK: [[DEF:%[0-9]+]]:_(<2 x s64>) = G_IMPLICIT_DEF
    ; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
    ; CHECK: [[SHUF:%[0-9]+]]:_(<2 x s64>) = G_SHUFFLE_VECTOR [[COPY]](<2 x s64>), [[DEF]], shufflemask(0, undef)
    ; CHECK: [[FADD:%[0-9]+]]:_(<2 x s64>) = G_FADD [[SHUF]], [[COPY]]
    ; CHECK: [[EVEC:%[0-9]+]]:_(s64) = G_EXTRACT_VECTOR_ELT [[FADD]](<2 x s64>), [[C]](s64)
    ; CHECK: $d0 = COPY [[EVEC]](s64)
    ; CHECK: RET_ReallyLR implicit $d0
    %0:_(<2 x s64>) = COPY $q0
    %2:_(<2 x s64>) = G_IMPLICIT_DEF
    %5:_(s64) = G_CONSTANT i64 0
    %1:_(<2 x s64>) = G_SHUFFLE_VECTOR %0(<2 x s64>), %2, shufflemask(0, undef)
    %3:_(<2 x s64>) = G_FADD %1, %0
    %4:_(s64) = G_EXTRACT_VECTOR_ELT %3(<2 x s64>), %5(s64)
    $d0 = COPY %4(s64)
    RET_ReallyLR implicit $d0

...