xref: /aosp_15_r20/external/llvm/test/Transforms/SafeStack/layout-region-split.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; Regression test for safestack layout. Used to fail with asan.
2*9880d681SAndroid Build Coastguard Worker; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdefine void @f() safestack {
5*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define void @f
6*9880d681SAndroid Build Coastguard Workerentry:
7*9880d681SAndroid Build Coastguard Worker; CHECK:  %[[USP:.*]] = load i8*, i8** @__safestack_unsafe_stack_ptr
8*9880d681SAndroid Build Coastguard Worker; CHECK:   getelementptr i8, i8* %[[USP]], i32 -224
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Worker  %x0 = alloca i8, align 16
11*9880d681SAndroid Build Coastguard Worker  %x1 = alloca i8, align 16
12*9880d681SAndroid Build Coastguard Worker  %x2 = alloca i8, align 16
13*9880d681SAndroid Build Coastguard Worker  %x3 = alloca i8, align 16
14*9880d681SAndroid Build Coastguard Worker  %x4 = alloca i8, align 16
15*9880d681SAndroid Build Coastguard Worker  %x5 = alloca i8, align 16
16*9880d681SAndroid Build Coastguard Worker  %x6 = alloca i8, align 16
17*9880d681SAndroid Build Coastguard Worker  %x7 = alloca i8, align 16
18*9880d681SAndroid Build Coastguard Worker  %x8 = alloca i8, align 16
19*9880d681SAndroid Build Coastguard Worker  %x9 = alloca i8, align 16
20*9880d681SAndroid Build Coastguard Worker  %x10 = alloca i8, align 16
21*9880d681SAndroid Build Coastguard Worker  %x11 = alloca i8, align 16
22*9880d681SAndroid Build Coastguard Worker  %x12 = alloca i8, align 16
23*9880d681SAndroid Build Coastguard Worker  %x13 = alloca i8, align 16
24*9880d681SAndroid Build Coastguard Worker  %y0 = alloca i8, align 2
25*9880d681SAndroid Build Coastguard Worker  %y1 = alloca i8, align 2
26*9880d681SAndroid Build Coastguard Worker  %y2 = alloca i8, align 2
27*9880d681SAndroid Build Coastguard Worker  %y3 = alloca i8, align 2
28*9880d681SAndroid Build Coastguard Worker  %y4 = alloca i8, align 2
29*9880d681SAndroid Build Coastguard Worker  %y5 = alloca i8, align 2
30*9880d681SAndroid Build Coastguard Worker  %y6 = alloca i8, align 2
31*9880d681SAndroid Build Coastguard Worker  %y7 = alloca i8, align 2
32*9880d681SAndroid Build Coastguard Worker  %y8 = alloca i8, align 2
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -16
35*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x0)
36*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -32
37*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x1)
38*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -48
39*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x2)
40*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -64
41*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x3)
42*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -80
43*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x4)
44*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -96
45*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x5)
46*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -112
47*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x6)
48*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -128
49*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x7)
50*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -144
51*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x8)
52*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -160
53*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x9)
54*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -176
55*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x10)
56*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -192
57*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x11)
58*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -208
59*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x12)
60*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -224
61*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %x13)
62*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -2
63*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y0)
64*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -4
65*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y1)
66*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -6
67*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y2)
68*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -8
69*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y3)
70*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -10
71*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y4)
72*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -12
73*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y5)
74*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -14
75*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y6)
76*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -18
77*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y7)
78*9880d681SAndroid Build Coastguard Worker; CHECK: getelementptr i8, i8* %[[USP]], i32 -20
79*9880d681SAndroid Build Coastguard Worker  call void @capture8(i8* %y8)
80*9880d681SAndroid Build Coastguard Worker
81*9880d681SAndroid Build Coastguard Worker  ret void
82*9880d681SAndroid Build Coastguard Worker}
83*9880d681SAndroid Build Coastguard Worker
84*9880d681SAndroid Build Coastguard Workerdeclare void @capture8(i8*)
85