xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-dagcombiner-convergence.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -o /dev/null
2*9880d681SAndroid Build Coastguard Worker; rdar://10795250
3*9880d681SAndroid Build Coastguard Worker; DAGCombiner should converge.
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n32:64"
6*9880d681SAndroid Build Coastguard Workertarget triple = "arm64-apple-macosx10.8.0"
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Workerdefine i64 @foo(i128 %Params.coerce, i128 %SelLocs.coerce) {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker  %tmp = lshr i128 %Params.coerce, 61
11*9880d681SAndroid Build Coastguard Worker  %.tr38.i = trunc i128 %tmp to i64
12*9880d681SAndroid Build Coastguard Worker  %mul.i = and i64 %.tr38.i, 4294967288
13*9880d681SAndroid Build Coastguard Worker  %tmp1 = lshr i128 %SelLocs.coerce, 62
14*9880d681SAndroid Build Coastguard Worker  %.tr.i = trunc i128 %tmp1 to i64
15*9880d681SAndroid Build Coastguard Worker  %mul7.i = and i64 %.tr.i, 4294967292
16*9880d681SAndroid Build Coastguard Worker  %add.i = add i64 %mul7.i, %mul.i
17*9880d681SAndroid Build Coastguard Worker  %conv.i.i = and i64 %add.i, 4294967292
18*9880d681SAndroid Build Coastguard Worker  ret i64 %conv.i.i
19*9880d681SAndroid Build Coastguard Worker}
20