SBCIWRdK.mir
597 Bytes
# RUN: llc -O0 -run-pass=avr-expand-pseudo %s -o - | FileCheck %s
# This test checks the expansion of the 16-bit subtraction with carry pseudo instruction.
--- |
target triple = "avr--"
define void @test_sbciwrdk() {
entry:
ret void
}
...
---
name: test_sbciwrdk
body: |
bb.0.entry:
; CHECK-LABEL: test_sbciwrdk
; CHECK: $r20 = SBCIRdK $r20, 175, implicit-def $sreg, implicit killed $sreg
; CHECK-NEXT: $r21 = SBCIRdK $r21, 250, implicit-def $sreg, implicit killed $sreg
$r21r20 = SBCIWRdK $r21r20, 64175, implicit-def $sreg, implicit $sreg
...