File: NEGWRd.mir

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# RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s

# This test checks the expansion of the 16-bit NEG pseudo instruction.

--- |
  target triple = "avr--"
  define void @test_negwrd() {
  entry:
    ret void
  }
...

---
name:            test_negwrd
body: |
  bb.0.entry:
    liveins: $r15r14

    ; CHECK-LABEL: test_negwrd

    ; CHECK:      $r15 = NEGRd killed $r15, implicit-def dead $sreg
    ; CHECK-NEXT: $r14 = NEGRd $r14
    ; CHECK-NEXT: $r15 = SBCRdRr $r15, $r1, implicit-def $sreg, implicit killed $sreg
    $r15r14 = NEGWRd $r15r14, $r1, implicit-def $sreg

    ; avrtiny variant
    ; CHECK:      $r15 = NEGRd killed $r15, implicit-def dead $sreg
    ; CHECK-NEXT: $r14 = NEGRd $r14
    ; CHECK-NEXT: $r15 = SBCRdRr $r15, $r17, implicit-def $sreg, implicit killed $sreg
    $r15r14 = NEGWRd $r15r14, $r17, implicit-def $sreg
...