1 # RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
3 # This test checks the expansion of the 16-bit subtraction pseudo instruction.
6 target triple = "avr--"
7 define void @test_subiwrdrr() {
18 ; CHECK-LABEL: test_subiwrdrr
20 ; CHECK: $r20 = SUBIRdK $r20, 175, implicit-def $sreg
21 ; CHECK-NEXT: $r21 = SBCIRdK $r21, 250, implicit-def $sreg, implicit killed $sreg
23 $r21r20 = SUBIWRdK $r21r20, 64175, implicit-def $sreg