xref: /aosp_15_r20/external/llvm/test/CodeGen/BPF/load.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=bpfel | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i16 @am1(i16* %a) nounwind {
4*9880d681SAndroid Build Coastguard Worker  %1 = load i16, i16* %a
5*9880d681SAndroid Build Coastguard Worker  ret i16 %1
6*9880d681SAndroid Build Coastguard Worker}
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: am1:
8*9880d681SAndroid Build Coastguard Worker; CHECK: ldh r0, 0(r1)
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Worker@foo = external global i16
11*9880d681SAndroid Build Coastguard Worker
12*9880d681SAndroid Build Coastguard Workerdefine i16 @am2() nounwind {
13*9880d681SAndroid Build Coastguard Worker  %1 = load i16, i16* @foo
14*9880d681SAndroid Build Coastguard Worker  ret i16 %1
15*9880d681SAndroid Build Coastguard Worker}
16*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: am2:
17*9880d681SAndroid Build Coastguard Worker; CHECK: ldh r0, 0(r1)
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine i16 @am4() nounwind {
20*9880d681SAndroid Build Coastguard Worker  %1 = load volatile i16, i16* inttoptr(i16 32 to i16*)
21*9880d681SAndroid Build Coastguard Worker  ret i16 %1
22*9880d681SAndroid Build Coastguard Worker}
23*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: am4:
24*9880d681SAndroid Build Coastguard Worker; CHECK: mov r1, 32
25*9880d681SAndroid Build Coastguard Worker; CHECK: ldh r0, 0(r1)
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workerdefine i16 @am5(i16* %a) nounwind {
28*9880d681SAndroid Build Coastguard Worker  %1 = getelementptr i16, i16* %a, i16 2
29*9880d681SAndroid Build Coastguard Worker  %2 = load i16, i16* %1
30*9880d681SAndroid Build Coastguard Worker  ret i16 %2
31*9880d681SAndroid Build Coastguard Worker}
32*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: am5:
33*9880d681SAndroid Build Coastguard Worker; CHECK: ldh r0, 4(r1)
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Worker%S = type { i16, i16 }
36*9880d681SAndroid Build Coastguard Worker@baz = common global %S zeroinitializer, align 1
37*9880d681SAndroid Build Coastguard Worker
38*9880d681SAndroid Build Coastguard Workerdefine i16 @am6() nounwind {
39*9880d681SAndroid Build Coastguard Worker  %1 = load i16, i16* getelementptr (%S, %S* @baz, i32 0, i32 1)
40*9880d681SAndroid Build Coastguard Worker  ret i16 %1
41*9880d681SAndroid Build Coastguard Worker}
42*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: am6:
43*9880d681SAndroid Build Coastguard Worker; CHECK: ldh r0, 2(r1)
44