xref: /aosp_15_r20/external/llvm/test/CodeGen/ARM/trunc_ldr.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker	%struct.A = type { i8, i8, i8, i8, i16, i8, i8, %struct.B** }
4*9880d681SAndroid Build Coastguard Worker	%struct.B = type { float, float, i32, i32, i32, [0 x i8] }
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Workerdefine i8 @f1(%struct.A* %d) {
7*9880d681SAndroid Build Coastguard Worker	%tmp2 = getelementptr %struct.A, %struct.A* %d, i32 0, i32 4
8*9880d681SAndroid Build Coastguard Worker	%tmp23 = bitcast i16* %tmp2 to i32*
9*9880d681SAndroid Build Coastguard Worker	%tmp4 = load i32, i32* %tmp23
10*9880d681SAndroid Build Coastguard Worker	%tmp512 = lshr i32 %tmp4, 24
11*9880d681SAndroid Build Coastguard Worker	%tmp56 = trunc i32 %tmp512 to i8
12*9880d681SAndroid Build Coastguard Worker	ret i8 %tmp56
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(%struct.A* %d) {
16*9880d681SAndroid Build Coastguard Worker	%tmp2 = getelementptr %struct.A, %struct.A* %d, i32 0, i32 4
17*9880d681SAndroid Build Coastguard Worker	%tmp23 = bitcast i16* %tmp2 to i32*
18*9880d681SAndroid Build Coastguard Worker	%tmp4 = load i32, i32* %tmp23
19*9880d681SAndroid Build Coastguard Worker	%tmp512 = lshr i32 %tmp4, 24
20*9880d681SAndroid Build Coastguard Worker	%tmp56 = trunc i32 %tmp512 to i8
21*9880d681SAndroid Build Coastguard Worker        %tmp57 = sext i8 %tmp56 to i32
22*9880d681SAndroid Build Coastguard Worker	ret i32 %tmp57
23*9880d681SAndroid Build Coastguard Worker}
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker; CHECK: ldrb{{.*}}7
26*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: ldrb{{.*}}7
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Worker; CHECK: ldrsb{{.*}}7
29*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: ldrsb{{.*}}7
30*9880d681SAndroid Build Coastguard Worker
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