test/CodeGen/X86/GlobalISel/select-add-x32.mir

# RUN: llc -mtriple=i386-linux-gnu -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=X32
--- |
  define i64 @test_add_i64(i64 %a, i64 %b) {
    %r = add i64 %a, %b
    ret i64 %r
  }

...
---
name:            test_add_i64
# X32-LABEL: name:  test_add_i64
alignment:       4
legalized:       true
regBankSelected: true
# X32:      registers:
# X32-NEXT:   - { id: 0, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 1, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 2, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 3, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 4, class: gpr, preferred-register: '' }
# X32-NEXT:   - { id: 5, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 6, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 7, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 8, class: gr32, preferred-register: '' }
# X32-NEXT:   - { id: 9, class: gpr, preferred-register: '' }
registers:
  - { id: 0, class: gpr }
  - { id: 1, class: gpr }
  - { id: 2, class: gpr }
  - { id: 3, class: gpr }
  - { id: 4, class: gpr }
  - { id: 5, class: gpr }
  - { id: 6, class: gpr }
  - { id: 7, class: gpr }
  - { id: 8, class: gpr }
  - { id: 9, class: gpr }
# X32:          %0 = IMPLICIT_DEF
# X32-NEXT:     %1 = IMPLICIT_DEF
# X32-NEXT:     %2 = IMPLICIT_DEF
# X32-NEXT:     %3 = IMPLICIT_DEF
# X32-NEXT:     %5 = ADD32rr %0, %2, implicit-def %eflags
# X32-NEXT:     %6 = COPY %eflags
# X32-NEXT:     %eflags = COPY %6
# X32-NEXT:     %7 = ADC32rr %1, %3, implicit-def %eflags, implicit %eflags
# X32-NEXT:     %8 = COPY %eflags
# X32-NEXT:     %eax = COPY %5
# X32-NEXT:     %edx = COPY %7
# X32-NEXT:     RET 0, implicit %eax, implicit %edx
body:             |
  bb.0 (%ir-block.0):
    %0(s32) = IMPLICIT_DEF
    %1(s32) = IMPLICIT_DEF
    %2(s32) = IMPLICIT_DEF
    %3(s32) = IMPLICIT_DEF
    %9(s8) = G_CONSTANT i8 0
    %4(s1) = G_TRUNC %9(s8)
    %5(s32), %6(s1) = G_UADDE %0, %2, %4
    %7(s32), %8(s1) = G_UADDE %1, %3, %6
    %eax = COPY %5(s32)
    %edx = COPY %7(s32)
    RET 0, implicit %eax, implicit %edx

...