; RUN: llc -mattr=mul,movw < %s -march=avr | FileCheck %s define i8 @mult8(i8 %a, i8 %b) { ; CHECK-LABEL: mult8: ; CHECK: muls r22, r24 ; CHECK: clr r1 ; CHECK: mov r24, r0 %mul = mul i8 %b, %a ret i8 %mul } define i16 @mult16(i16 %a, i16 %b) { ; CHECK-LABEL: mult16: ; CHECK: muls r22, r25 ; CHECK: mov r18, r0 ; CHECK: mul r22, r24 ; CHECK: mov r19, r0 ; CHECK: mov r20, r1 ; CHECK: clr r1 ; CHECK: add r20, r18 ; CHECK: muls r23, r24 ; CHECK: clr r1 ; CHECK: mov r22, r0 ; CHECK: add r22, r20 ; :TODO: finish after reworking shift instructions %mul = mul nsw i16 %b, %a ret i16 %mul }