xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/smml.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @f(i32 %a, i32 %b, i32 %c) nounwind readnone ssp {
4*9880d681SAndroid Build Coastguard Workerentry:
5*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: smmls
6*9880d681SAndroid Build Coastguard Worker  %conv4 = zext i32 %a to i64
7*9880d681SAndroid Build Coastguard Worker  %conv1 = sext i32 %b to i64
8*9880d681SAndroid Build Coastguard Worker  %conv2 = sext i32 %c to i64
9*9880d681SAndroid Build Coastguard Worker  %mul = mul nsw i64 %conv2, %conv1
10*9880d681SAndroid Build Coastguard Worker  %shr5 = lshr i64 %mul, 32
11*9880d681SAndroid Build Coastguard Worker  %sub = sub nsw i64 %conv4, %shr5
12*9880d681SAndroid Build Coastguard Worker  %conv3 = trunc i64 %sub to i32
13*9880d681SAndroid Build Coastguard Worker  ret i32 %conv3
14*9880d681SAndroid Build Coastguard Worker}
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