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