xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/arm64-2012-05-07-DAGCombineVectorExtract.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=arm64 | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @foo(<4 x i32> %a, i32 %n) nounwind {
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: foo:
5*9880d681SAndroid Build Coastguard Worker; CHECK: fmov w0, s0
6*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret
7*9880d681SAndroid Build Coastguard Worker  %b = bitcast <4 x i32> %a to i128
8*9880d681SAndroid Build Coastguard Worker  %c = trunc i128 %b to i32
9*9880d681SAndroid Build Coastguard Worker  ret i32 %c
10*9880d681SAndroid Build Coastguard Worker}
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Workerdefine i64 @bar(<2 x i64> %a, i64 %n) nounwind {
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: bar:
14*9880d681SAndroid Build Coastguard Worker; CHECK: fmov x0, d0
15*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret
16*9880d681SAndroid Build Coastguard Worker  %b = bitcast <2 x i64> %a to i128
17*9880d681SAndroid Build Coastguard Worker  %c = trunc i128 %b to i64
18*9880d681SAndroid Build Coastguard Worker  ret i64 %c
19*9880d681SAndroid Build Coastguard Worker}
20*9880d681SAndroid Build Coastguard Worker
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