comparison test/CodeGen/Hexagon/stack-align-reset.ll @ 121:803732b1fca8

LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
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120:1172e4bd9c6f 121:803732b1fca8
1 ; RUN: llc -march=hexagon < %s | FileCheck %s
2 ;
3 ; This used to crash.
4 ; CHECK: call f1
5
6 target triple = "hexagon-unknown--elf"
7
8 %struct.0 = type { [5 x i32] }
9 %struct.2 = type { i32, i32, i32, %struct.1* }
10 %struct.1 = type { i16*, i32, i32, i32 }
11
12 @g0 = external hidden unnamed_addr constant [52 x i8], align 1
13 @g1 = external hidden unnamed_addr constant [3 x i8], align 1
14
15 declare extern_weak void @f0(i32, i8*, i32, i8*, ...) #0
16 declare void @f1(%struct.0*, i32) #0
17
18 define void @fred(i8* %a0) #0 {
19 b1:
20 %v2 = alloca %struct.0, align 4
21 %v3 = alloca %struct.2, i32 undef, align 8
22 br i1 undef, label %b5, label %b4
23
24 b4: ; preds = %b1
25 br label %b7
26
27 b5: ; preds = %b5, %b1
28 %v6 = getelementptr inbounds %struct.2, %struct.2* %v3, i32 undef, i32 3
29 store %struct.1* undef, %struct.1** %v6, align 4
30 br label %b5
31
32 b7: ; preds = %b10, %b4
33 %v8 = call i32 @llvm.hexagon.V6.extractw(<16 x i32> zeroinitializer, i32 0)
34 br i1 icmp eq (void (i32, i8*, i32, i8*, ...)* @f0, void (i32, i8*, i32, i8*, ...)* null), label %b11, label %b9
35
36 b9: ; preds = %b7
37 call void (i32, i8*, i32, i8*, ...) @f0(i32 2, i8* getelementptr inbounds ([52 x i8], [52 x i8]* @g0, i32 0, i32 0), i32 2346, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @g1, i32 0, i32 0), i32 %v8)
38 unreachable
39
40 b10: ; preds = %b11
41 call void @f1(%struct.0* nonnull %v2, i32 28)
42 br label %b7
43
44 b11: ; preds = %b11, %b7
45 br i1 undef, label %b10, label %b11
46 }
47
48 declare i32 @llvm.hexagon.V6.extractw(<16 x i32>, i32) #1
49
50 attributes #0 = { nounwind "target-cpu"="hexagonv60" "target-features"="+hvxv60,+hvx-length64b" }
51 attributes #1 = { nounwind readnone }