1 # RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
3 # This test checks the expansion of the 16-bit NEG pseudo instruction.
6 target triple = "avr--"
7 define void @test_negwrd() {
19 ; CHECK-LABEL: test_negwrd
21 ; CHECK: $r15 = NEGRd killed $r15, implicit-def dead $sreg
22 ; CHECK-NEXT: $r14 = NEGRd $r14
23 ; CHECK-NEXT: $r15 = SBCRdRr $r15, $r1, implicit-def $sreg, implicit killed $sreg
24 $r15r14 = NEGWRd $r15r14, $r1, implicit-def $sreg
27 ; CHECK: $r15 = NEGRd killed $r15, implicit-def dead $sreg
28 ; CHECK-NEXT: $r14 = NEGRd $r14
29 ; CHECK-NEXT: $r15 = SBCRdRr $r15, $r17, implicit-def $sreg, implicit killed $sreg
30 $r15r14 = NEGWRd $r15r14, $r17, implicit-def $sreg