xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb2/thumb2-smla.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2,+t2xtpk,+dsp %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2,+t2xtpk,+dsp -arm-use-mulops=false %s -o - | FileCheck %s -check-prefix=NO_MULOPS
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdefine i32 @f3(i32 %a, i16 %x, i32 %y) {
5*9880d681SAndroid Build Coastguard Worker; CHECK: f3
6*9880d681SAndroid Build Coastguard Worker; CHECK: smlabt r0, r1, r2, r0
7*9880d681SAndroid Build Coastguard Worker; NO_MULOPS: f3
8*9880d681SAndroid Build Coastguard Worker; NO_MULOPS: smultb r1, r2, r1
9*9880d681SAndroid Build Coastguard Worker; NO_MULOPS-NEXT: add r0, r1
10*9880d681SAndroid Build Coastguard Worker        %tmp = sext i16 %x to i32               ; <i32> [#uses=1]
11*9880d681SAndroid Build Coastguard Worker        %tmp2 = ashr i32 %y, 16         ; <i32> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker        %tmp3 = mul i32 %tmp2, %tmp             ; <i32> [#uses=1]
13*9880d681SAndroid Build Coastguard Worker        %tmp5 = add i32 %tmp3, %a               ; <i32> [#uses=1]
14*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp5
15*9880d681SAndroid Build Coastguard Worker}
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