52 lines
1.4 KiB
LLVM
52 lines
1.4 KiB
LLVM
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; RUN: llc < %s -march=bpfel | FileCheck -check-prefixes=CHECK %s
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; Source code:
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; struct test_t {
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; int a;
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; char b;
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; int c;
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; char d;
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; };
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; void foo(ptr);
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; void test() {
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; struct test_t t = {.a = 5};
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; foo(&t);
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; }
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%struct.test_t = type { i32, i8, i32, i8 }
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@test.t = private unnamed_addr constant %struct.test_t { i32 5, i8 0, i32 0, i8 0 }, align 4
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; Function Attrs: nounwind
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define dso_local void @test() local_unnamed_addr #0 {
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; CHECK-LABEL: test:
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%1 = alloca %struct.test_t, align 4
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call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %1) #3
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call void @llvm.memcpy.p0.p0.i64(ptr nonnull align 4 %1, ptr align 4 @test.t, i64 16, i1 false)
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; CHECK: r1 = 0
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; CHECK: *(u64 *)(r10 - 8) = r1
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; CHECK: r1 = 5
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; CHECK: *(u64 *)(r10 - 16) = r1
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; CHECK: r1 = r10
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; CHECK: r1 += -16
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call void @foo(ptr nonnull %1) #3
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; CHECK: call foo
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call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %1) #3
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ret void
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}
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1
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; Function Attrs: argmemonly nounwind
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declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) #1
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declare dso_local void @foo(ptr) local_unnamed_addr
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; Function Attrs: argmemonly nounwind
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declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1
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attributes #0 = { nounwind }
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attributes #1 = { argmemonly nounwind }
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attributes #3 = { nounwind }
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