xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/apint-mul2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; This test makes sure that mul instructions are properly eliminated.
2*9880d681SAndroid Build Coastguard Worker; This test is for Integer BitWidth >= 64 && BitWidth % 2 >= 1024.
3*9880d681SAndroid Build Coastguard Worker;
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | not grep mul
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine i177 @test1(i177 %X) {
9*9880d681SAndroid Build Coastguard Worker    %C = shl i177 1, 155
10*9880d681SAndroid Build Coastguard Worker    %Y = mul i177 %X, %C
11*9880d681SAndroid Build Coastguard Worker    ret i177 %Y
12*9880d681SAndroid Build Coastguard Worker}
13