llvm/llvm/test/CodeGen/AArch64/GlobalISel/combine-shift-immed-mismatch-crash.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:            shift_immed_chain_mismatch_size_crash
alignment:       4
tracksRegLiveness: true
liveins:
  - { reg: '$x0' }
body:             |
  ; CHECK-LABEL: name: shift_immed_chain_mismatch_size_crash
  ; CHECK: bb.0:
  ; CHECK:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
  ; CHECK:   liveins: $x0
  ; CHECK:   [[DEF:%[0-9]+]]:_(s1) = G_IMPLICIT_DEF
  ; CHECK:   [[DEF1:%[0-9]+]]:_(p0) = G_IMPLICIT_DEF
  ; CHECK:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 9
  ; CHECK:   G_BRCOND [[DEF]](s1), %bb.2
  ; CHECK:   G_BR %bb.1
  ; CHECK: bb.1:
  ; CHECK:   successors:
  ; CHECK: bb.2:
  ; CHECK:   [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[DEF1]](p0) :: (load (s32) from `ptr undef`, align 8)
  ; CHECK:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 4
  ; CHECK:   [[SHL:%[0-9]+]]:_(s32) = nsw G_SHL [[LOAD]], [[C1]](s32)
  ; CHECK:   [[MUL:%[0-9]+]]:_(s32) = nsw G_MUL [[SHL]], [[C]]
  ; CHECK:   [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
  ; CHECK:   [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[MUL]], [[C2]](s64)
  ; CHECK:   $w0 = COPY [[SHL1]](s32)
  ; CHECK:   RET_ReallyLR implicit $w0
  bb.1:
    liveins: $x0

    %0:_(p0) = COPY $x0
    %1:_(s1) = G_IMPLICIT_DEF
    %3:_(p0) = G_IMPLICIT_DEF
    %4:_(s32) = G_CONSTANT i32 16
    %6:_(s32) = G_CONSTANT i32 9
    %8:_(s32) = G_CONSTANT i32 2
    %11:_(s64) = G_CONSTANT i64 2
    G_BRCOND %1(s1), %bb.2
    G_BR %bb.3

  bb.2:
    successors:


  bb.3:
    %2:_(s32) = G_LOAD %3(p0) :: (load (s32) from `ptr undef`, align 8)
    %5:_(s32) = nsw G_MUL %4, %2
    %7:_(s32) = nsw G_MUL %5, %6
    %9:_(s32) = nsw G_MUL %7, %8
    %10:_(s64) = G_SEXT %9(s32)
    %12:_(s64) = G_MUL %10, %11
    %13:_(s32) = G_TRUNC %12(s64)
    $w0 = COPY %13(s32)
    RET_ReallyLR implicit $w0

...