RegisterCoalescer: Generate test checks

# RUN: llc -mtriple=x86_64-unknown-linux-gnu -run-pass=register-coalescer -o - %s

# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3

# RUN: llc -mtriple=x86_64-unknown-linux-gnu -run-pass=register-coalescer -o - %s | FileCheck %s

---

name:  rematerialize_subreg_to_reg_added_impdef_1

tracksRegLiveness: true

body:             |

  ; CHECK-LABEL: name: rematerialize_subreg_to_reg_added_impdef_1

  ; CHECK: bb.0:

  ; CHECK-NEXT:   successors: %bb.1(0x2aaaaaab), %bb.2(0x55555555)

  ; CHECK-NEXT:   liveins: $edi

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT:   undef [[MOV32r0_:%[0-9]+]].sub_32bit:gr64_with_sub_8bit = MOV32r0 implicit-def dead $eflags, implicit-def [[MOV32r0_]]

  ; CHECK-NEXT:   JCC_1 %bb.2, 5, implicit killed undef $eflags

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT: bb.1:

  ; CHECK-NEXT:   successors: %bb.3(0x80000000)

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT:   JMP_1 %bb.3

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT: bb.2:

  ; CHECK-NEXT:   successors: %bb.3(0x80000000)

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT:   [[MOV32r0_:%[0-9]+]]:gr64_with_sub_8bit = IMPLICIT_DEF

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT: bb.3:

  ; CHECK-NEXT:   successors: %bb.4(0x30000000), %bb.5(0x50000000)

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT:   JCC_1 %bb.5, 5, implicit killed undef $eflags

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT: bb.4:

  ; CHECK-NEXT:   dead $eax = MOV32r0 implicit-def dead $eflags, implicit-def $al, implicit-def $al

  ; CHECK-NEXT:   RET 0, killed undef $al

  ; CHECK-NEXT: {{  $}}

  ; CHECK-NEXT: bb.5:

  ; CHECK-NEXT:   MOV64mr undef $noreg, 1, undef $noreg, 0, undef $noreg, [[MOV32r0_]] :: (store (s64))

  ; CHECK-NEXT:   RET 0, killed undef $al

  bb.0:

    successors: %bb.1(0x2aaaaaab), %bb.2(0x55555555)

    liveins: $edi