xref: /aosp_15_r20/external/llvm/test/Transforms/InstCombine/ExtractCast.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -instcombine -S -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @a(
4*9880d681SAndroid Build Coastguard Workerdefine i32 @a(<4 x i64> %I) {
5*9880d681SAndroid Build Coastguard Workerentry:
6*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: trunc <4 x i64>
7*9880d681SAndroid Build Coastguard Worker        %J = trunc <4 x i64> %I to <4 x i32>
8*9880d681SAndroid Build Coastguard Worker        %K = extractelement <4 x i32> %J, i32 3
9*9880d681SAndroid Build Coastguard Worker; CHECK: extractelement <4 x i64>
10*9880d681SAndroid Build Coastguard Worker; CHECK: trunc i64
11*9880d681SAndroid Build Coastguard Worker; CHECK: ret
12*9880d681SAndroid Build Coastguard Worker        ret i32 %K
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @b(
17*9880d681SAndroid Build Coastguard Workerdefine i32 @b(<4 x float> %I) {
18*9880d681SAndroid Build Coastguard Workerentry:
19*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: fptosi <4 x float>
20*9880d681SAndroid Build Coastguard Worker        %J = fptosi <4 x float> %I to <4 x i32>
21*9880d681SAndroid Build Coastguard Worker        %K = extractelement <4 x i32> %J, i32 3
22*9880d681SAndroid Build Coastguard Worker; CHECK: extractelement <4 x float>
23*9880d681SAndroid Build Coastguard Worker; CHECK: fptosi float
24*9880d681SAndroid Build Coastguard Worker; CHECK: ret
25*9880d681SAndroid Build Coastguard Worker        ret i32 %K
26*9880d681SAndroid Build Coastguard Worker}
27*9880d681SAndroid Build Coastguard Worker
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