xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb2/thumb2-mls.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @f1(i32 %a, i32 %b, i32 %c) {
4*9880d681SAndroid Build Coastguard Worker    %tmp1 = mul i32 %a, %b
5*9880d681SAndroid Build Coastguard Worker    %tmp2 = sub i32 %c, %tmp1
6*9880d681SAndroid Build Coastguard Worker    ret i32 %tmp2
7*9880d681SAndroid Build Coastguard Worker}
8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
9*9880d681SAndroid Build Coastguard Worker; CHECK: 	mls	r0, r0, r1, r2
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; CHECK-LABEL: f2:
18*9880d681SAndroid Build Coastguard Worker; CHECK: 	muls	r0, r1, r0
19*9880d681SAndroid Build Coastguard Worker
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