1 ; Regression test for safestack layout. Used to fail with asan.
2 ; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
3 ; RUN: opt -passes=safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
5 define void @f() safestack {
6 ; CHECK-LABEL: define void @f
8 ; CHECK: %[[USP:.*]] = load ptr, ptr @__safestack_unsafe_stack_ptr
9 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -224
11 %x0 = alloca i8, align 16
12 %x1 = alloca i8, align 16
13 %x2 = alloca i8, align 16
14 %x3 = alloca i8, align 16
15 %x4 = alloca i8, align 16
16 %x5 = alloca i8, align 16
17 %x6 = alloca i8, align 16
18 %x7 = alloca i8, align 16
19 %x8 = alloca i8, align 16
20 %x9 = alloca i8, align 16
21 %x10 = alloca i8, align 16
22 %x11 = alloca i8, align 16
23 %x12 = alloca i8, align 16
24 %x13 = alloca i8, align 16
25 %y0 = alloca i8, align 2
26 %y1 = alloca i8, align 2
27 %y2 = alloca i8, align 2
28 %y3 = alloca i8, align 2
29 %y4 = alloca i8, align 2
30 %y5 = alloca i8, align 2
31 %y6 = alloca i8, align 2
32 %y7 = alloca i8, align 2
33 %y8 = alloca i8, align 2
35 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -16
36 call void @capture8(ptr %x0)
37 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -32
38 call void @capture8(ptr %x1)
39 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -48
40 call void @capture8(ptr %x2)
41 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -64
42 call void @capture8(ptr %x3)
43 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -80
44 call void @capture8(ptr %x4)
45 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -96
46 call void @capture8(ptr %x5)
47 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -112
48 call void @capture8(ptr %x6)
49 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -128
50 call void @capture8(ptr %x7)
51 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -144
52 call void @capture8(ptr %x8)
53 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -160
54 call void @capture8(ptr %x9)
55 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -176
56 call void @capture8(ptr %x10)
57 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -192
58 call void @capture8(ptr %x11)
59 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -208
60 call void @capture8(ptr %x12)
61 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -224
62 call void @capture8(ptr %x13)
63 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -2
64 call void @capture8(ptr %y0)
65 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -4
66 call void @capture8(ptr %y1)
67 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -6
68 call void @capture8(ptr %y2)
69 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -8
70 call void @capture8(ptr %y3)
71 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -10
72 call void @capture8(ptr %y4)
73 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -12
74 call void @capture8(ptr %y5)
75 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -14
76 call void @capture8(ptr %y6)
77 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -18
78 call void @capture8(ptr %y7)
79 ; CHECK: getelementptr i8, ptr %[[USP]], i32 -20
80 call void @capture8(ptr %y8)
85 declare void @capture8(ptr)