xref: /llvm-project/llvm/test/CodeGen/X86/2012-09-28-CGPBug.ll (revision b980841652c1b178b41a9a7b0e7dec06aa058e0b)
1; RUN: llc -mtriple=i386-apple-macosx < %s | FileCheck %s
2; rdar://12396696
3
4@JT = global [4 x i32] [i32 sub (i32 ptrtoint (ptr blockaddress(@h, %bb16) to i32), i32 ptrtoint (ptr blockaddress(@h, %bb9) to i32)), i32 sub (i32 ptrtoint (ptr blockaddress(@h, %bb15) to i32), i32 ptrtoint (ptr blockaddress(@h, %bb9) to i32)), i32 sub (i32 ptrtoint (ptr blockaddress(@h, %bb20) to i32), i32 ptrtoint (ptr blockaddress(@h, %bb16) to i32)), i32 sub (i32 ptrtoint (ptr blockaddress(@h, %bb20) to i32), i32 ptrtoint (ptr blockaddress(@h, %bb15) to i32))]
5@gGlobalLock = external global ptr
6@.str40 = external global [35 x i8]
7
8; CHECK: _JT:
9; CHECK-NOT: .long Ltmp{{[0-9]+}}-1
10; CHECK-NOT: .long 1-Ltmp{{[0-9]+}}
11; CHECK: .long Ltmp{{[0-9]+}}-Ltmp{{[0-9]+}}
12; CHECK: .long Ltmp{{[0-9]+}}-Ltmp{{[0-9]+}}
13; CHECK: .long Ltmp{{[0-9]+}}-Ltmp{{[0-9]+}}
14; CHECK: .long Ltmp{{[0-9]+}}-Ltmp{{[0-9]+}}
15
16define void @h(ptr %arg) nounwind ssp {
17bb:
18  %i = alloca ptr, align 8
19  store ptr %arg, ptr %i, align 8
20  %i1 = load ptr, ptr %i, align 8
21  %i3 = getelementptr { i32, i32 }, ptr %i1, i32 0, i32 0
22  %i4 = load i32, ptr %i3, align 4
23  %i5 = srem i32 %i4, 2
24  %i6 = icmp slt i32 %i4, 2
25  %i7 = select i1 %i6, i32 %i4, i32 %i5
26  %i8 = icmp eq i32 %i7, 0
27  br label %bb9
28
29bb9:                                              ; preds = %bb
30  %i10 = zext i1 %i8 to i32
31  %i11 = getelementptr [4 x i32], ptr @JT, i32 0, i32 %i10
32  %i12 = load i32, ptr %i11, align 4
33  %i13 = add i32 %i12, ptrtoint (ptr blockaddress(@h, %bb9) to i32)
34  %i14 = inttoptr i32 %i13 to ptr
35  indirectbr ptr %i14, [label %bb15, label %bb16]
36
37bb15:                                             ; preds = %bb9
38  tail call void (ptr, ...) @g(ptr @.str40)
39  br label %bb20
40
41bb16:                                             ; preds = %bb9
42  %i17 = call i32 @f(i32 -1037694186) #1
43  %i18 = inttoptr i32 %i17 to ptr
44  %i19 = tail call i32 %i18(ptr @gGlobalLock)
45  br label %bb20
46
47bb20:                                             ; preds = %bb16, %bb15
48  ret void
49}
50
51declare i32 @f(i32)
52
53declare void @g(ptr, ...)
54