xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/bitcast-vec-canon.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine double @a(<1 x i64> %y) {
4*9880d681SAndroid Build Coastguard Worker  %c = bitcast <1 x i64> %y to double
5*9880d681SAndroid Build Coastguard Worker  ret double %c
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @a(
8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  bitcast <1 x i64> %y to <1 x double>
9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  extractelement <1 x double> {{.*}}, i32 0
10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret double
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine i64 @b(<1 x i64> %y) {
14*9880d681SAndroid Build Coastguard Worker  %c = bitcast <1 x i64> %y to i64
15*9880d681SAndroid Build Coastguard Worker  ret i64 %c
16*9880d681SAndroid Build Coastguard Worker
17*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @b(
18*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  extractelement <1 x i64> %y, i32 0
19*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret i64
20*9880d681SAndroid Build Coastguard Worker}
21*9880d681SAndroid Build Coastguard Worker
22*9880d681SAndroid Build Coastguard Workerdefine <1 x i64> @c(double %y) {
23*9880d681SAndroid Build Coastguard Worker  %c = bitcast double %y to <1 x i64>
24*9880d681SAndroid Build Coastguard Worker  ret <1 x i64> %c
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @c(
27*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  bitcast double %y to i64
28*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  insertelement <1 x i64> undef, i64 {{.*}}, i32 0
29*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret <1 x i64>
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Workerdefine <1 x i64> @d(i64 %y) {
33*9880d681SAndroid Build Coastguard Worker  %c = bitcast i64 %y to <1 x i64>
34*9880d681SAndroid Build Coastguard Worker  ret <1 x i64> %c
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @d(
37*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  insertelement <1 x i64> undef, i64 %y, i32 0
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret <1 x i64>
39*9880d681SAndroid Build Coastguard Worker}
40*9880d681SAndroid Build Coastguard Worker
41*9880d681SAndroid Build Coastguard Worker
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