1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=arm-eabi -mattr=+v6t2 %s -o - | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=arm-eabi -mattr=+v6t2 -arm-use-mulops=false %s -o - \ 3*9880d681SAndroid Build Coastguard Worker; RUN: | FileCheck %s -check-prefix=NO_MULOPS 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdefine i32 @f1(i32 %a, i32 %b, i32 %c) { 6*9880d681SAndroid Build Coastguard Worker %tmp1 = mul i32 %a, %b 7*9880d681SAndroid Build Coastguard Worker %tmp2 = sub i32 %c, %tmp1 8*9880d681SAndroid Build Coastguard Worker ret i32 %tmp2 9*9880d681SAndroid Build Coastguard Worker} 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard Worker; sub doesn't commute, so no mls for this one 12*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(i32 %a, i32 %b, i32 %c) { 13*9880d681SAndroid Build Coastguard Worker %tmp1 = mul i32 %a, %b 14*9880d681SAndroid Build Coastguard Worker %tmp2 = sub i32 %tmp1, %c 15*9880d681SAndroid Build Coastguard Worker ret i32 %tmp2 16*9880d681SAndroid Build Coastguard Worker} 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1: 19*9880d681SAndroid Build Coastguard Worker; CHECK: mls r0, r0, r1, r2 20*9880d681SAndroid Build Coastguard Worker; NO_MULOPS-LABEL: f1: 21*9880d681SAndroid Build Coastguard Worker; NO_MULOPS: mul r0, r0, r1 22*9880d681SAndroid Build Coastguard Worker; NO_MULOPS-NEXT: sub r0, r2, r0 23*9880d681SAndroid Build Coastguard Worker 24*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 25*9880d681SAndroid Build Coastguard Worker; CHECK: mul r0, r0, r1 26*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: sub r0, r0, r2 27*9880d681SAndroid Build Coastguard Worker; NO_MULOPS-LABEL: f2: 28*9880d681SAndroid Build Coastguard Worker; NO_MULOPS: mul r0, r0, r1 29*9880d681SAndroid Build Coastguard Worker; NO_MULOPS-NEXT: sub r0, r0, r2 30