39 lines
1.1 KiB
LLVM
39 lines
1.1 KiB
LLVM
; RUN: llc -march=bpfel -filetype=obj -o - %s | llvm-objdump -d - | FileCheck --check-prefix=CHECK %s
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; RUN: llc -march=bpfeb -filetype=obj -o - %s | llvm-objdump -d - | FileCheck --check-prefix=CHECK %s
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; src:
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; static volatile long a = 2;
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; static volatile int b = 3;
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; int test() { return a + b; }
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@a = internal global i64 2, align 8
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@b = internal global i32 3, align 4
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; Function Attrs: norecurse nounwind
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define dso_local i32 @test() local_unnamed_addr #0 {
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%1 = load volatile i64, i64* @a, align 8, !tbaa !2
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; CHECK: r1 = 0 ll
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; CHECK: r1 = *(u64 *)(r1 + 0)
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%2 = load volatile i32, i32* @b, align 4, !tbaa !6
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; CHECK: r2 = 8 ll
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; CHECK: r0 = *(u32 *)(r2 + 0)
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%3 = trunc i64 %1 to i32
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%4 = add i32 %2, %3
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; CHECK: r0 += r1
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ret i32 %4
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; CHECK: exit
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}
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attributes #0 = { norecurse nounwind }
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!llvm.module.flags = !{!0}
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!llvm.ident = !{!1}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{!"clang version 8.0.20181009 "}
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!2 = !{!3, !3, i64 0}
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!3 = !{!"long", !4, i64 0}
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!4 = !{!"omnipotent char", !5, i64 0}
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!5 = !{!"Simple C/C++ TBAA"}
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!6 = !{!7, !7, i64 0}
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!7 = !{!"int", !4, i64 0}
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