xref: /aosp_15_r20/external/llvm/test/Transforms/ConstProp/InsertElement.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -constprop -S | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test1
4*9880d681SAndroid Build Coastguard Workerdefine i32 @test1() {
5*9880d681SAndroid Build Coastguard Worker  %A = bitcast i32 2139171423 to float
6*9880d681SAndroid Build Coastguard Worker  %B = insertelement <1 x float> undef, float %A, i32 0
7*9880d681SAndroid Build Coastguard Worker  %C = extractelement <1 x float> %B, i32 0
8*9880d681SAndroid Build Coastguard Worker  %D = bitcast float %C to i32
9*9880d681SAndroid Build Coastguard Worker  ret i32 %D
10*9880d681SAndroid Build Coastguard Worker; CHECK: ret i32 2139171423
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @insertelement
14*9880d681SAndroid Build Coastguard Workerdefine <4 x i64> @insertelement() {
15*9880d681SAndroid Build Coastguard Worker  %vec1 = insertelement <4 x i64> undef, i64 -1, i32 0
16*9880d681SAndroid Build Coastguard Worker  %vec2 = insertelement <4 x i64> %vec1, i64 -2, i32 1
17*9880d681SAndroid Build Coastguard Worker  %vec3 = insertelement <4 x i64> %vec2, i64 -3, i32 2
18*9880d681SAndroid Build Coastguard Worker  %vec4 = insertelement <4 x i64> %vec3, i64 -4, i32 3
19*9880d681SAndroid Build Coastguard Worker  ; CHECK: ret <4 x i64> <i64 -1, i64 -2, i64 -3, i64 -4>
20*9880d681SAndroid Build Coastguard Worker  ret <4 x i64> %vec4
21*9880d681SAndroid Build Coastguard Worker}
22*9880d681SAndroid Build Coastguard Worker
23*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @insertelement_undef
24*9880d681SAndroid Build Coastguard Workerdefine <4 x i64> @insertelement_undef() {
25*9880d681SAndroid Build Coastguard Worker  %vec1 = insertelement <4 x i64> undef, i64 -1, i32 0
26*9880d681SAndroid Build Coastguard Worker  %vec2 = insertelement <4 x i64> %vec1, i64 -2, i32 1
27*9880d681SAndroid Build Coastguard Worker  %vec3 = insertelement <4 x i64> %vec2, i64 -3, i32 2
28*9880d681SAndroid Build Coastguard Worker  %vec4 = insertelement <4 x i64> %vec3, i64 -4, i32 3
29*9880d681SAndroid Build Coastguard Worker  %vec5 = insertelement <4 x i64> %vec3, i64 -5, i32 4
30*9880d681SAndroid Build Coastguard Worker  ; CHECK: ret <4 x i64> undef
31*9880d681SAndroid Build Coastguard Worker  ret <4 x i64> %vec5
32*9880d681SAndroid Build Coastguard Worker}
33