xref: /llvm-project/llvm/test/CodeGen/X86/stack-protector-no-return.ll (revision fa46f1ac3b02bcd786bcaa947f8c4f14ea652f7a)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu -o - -verify-dom-info | FileCheck %s
3; RUN: llc %s -mtriple=x86_64-unknown-linux-gnu -disable-check-noreturn-call=true -o - -verify-dom-info | FileCheck --check-prefix=DISNOTET %s
4
5; Function Attrs: sspreq
6define void @_Z7catchesv() #0 personality ptr null {
7; CHECK-LABEL: _Z7catchesv:
8; CHECK:       # %bb.0: # %entry
9; CHECK-NEXT:    pushq %rax
10; CHECK-NEXT:    .cfi_def_cfa_offset 16
11; CHECK-NEXT:    movq %fs:40, %rax
12; CHECK-NEXT:    movq %rax, (%rsp)
13; CHECK-NEXT:  .Ltmp0:
14; CHECK-NEXT:    xorl %eax, %eax
15; CHECK-NEXT:    xorl %edi, %edi
16; CHECK-NEXT:    xorl %esi, %esi
17; CHECK-NEXT:    xorl %edx, %edx
18; CHECK-NEXT:    callq *%rax
19; CHECK-NEXT:  .Ltmp1:
20; CHECK-NEXT:  # %bb.1: # %invoke.cont
21; CHECK-NEXT:    movq %fs:40, %rax
22; CHECK-NEXT:    cmpq (%rsp), %rax
23; CHECK-NEXT:    jne .LBB0_6
24; CHECK-NEXT:  # %bb.2: # %SP_return
25; CHECK-NEXT:  .Ltmp2:
26; CHECK-NEXT:    xorl %eax, %eax
27; CHECK-NEXT:    xorl %edi, %edi
28; CHECK-NEXT:    callq *%rax
29; CHECK-NEXT:  .Ltmp3:
30; CHECK-NEXT:  # %bb.3: # %invoke.cont2
31; CHECK-NEXT:  .LBB0_4: # %lpad1
32; CHECK-NEXT:  .Ltmp4:
33; CHECK-NEXT:    movq %fs:40, %rax
34; CHECK-NEXT:    cmpq (%rsp), %rax
35; CHECK-NEXT:    jne .LBB0_6
36; CHECK-NEXT:  # %bb.5: # %SP_return3
37; CHECK-NEXT:    popq %rax
38; CHECK-NEXT:    .cfi_def_cfa_offset 8
39; CHECK-NEXT:    retq
40; CHECK-NEXT:  .LBB0_6: # %CallStackCheckFailBlk
41; CHECK-NEXT:    .cfi_def_cfa_offset 16
42; CHECK-NEXT:    callq __stack_chk_fail@PLT
43;
44; DISNOTET-LABEL: _Z7catchesv:
45; DISNOTET:       # %bb.0: # %entry
46; DISNOTET-NEXT:    pushq %rax
47; DISNOTET-NEXT:    .cfi_def_cfa_offset 16
48; DISNOTET-NEXT:    movq %fs:40, %rax
49; DISNOTET-NEXT:    movq %rax, (%rsp)
50; DISNOTET-NEXT:  .Ltmp0:
51; DISNOTET-NEXT:    xorl %eax, %eax
52; DISNOTET-NEXT:    xorl %edi, %edi
53; DISNOTET-NEXT:    xorl %esi, %esi
54; DISNOTET-NEXT:    xorl %edx, %edx
55; DISNOTET-NEXT:    callq *%rax
56; DISNOTET-NEXT:  .Ltmp1:
57; DISNOTET-NEXT:  # %bb.1: # %invoke.cont
58; DISNOTET-NEXT:  .Ltmp2:
59; DISNOTET-NEXT:    xorl %eax, %eax
60; DISNOTET-NEXT:    xorl %edi, %edi
61; DISNOTET-NEXT:    callq *%rax
62; DISNOTET-NEXT:  .Ltmp3:
63; DISNOTET-NEXT:  # %bb.2: # %invoke.cont2
64; DISNOTET-NEXT:  .LBB0_3: # %lpad1
65; DISNOTET-NEXT:  .Ltmp4:
66; DISNOTET-NEXT:    movq %fs:40, %rax
67; DISNOTET-NEXT:    cmpq (%rsp), %rax
68; DISNOTET-NEXT:    jne .LBB0_5
69; DISNOTET-NEXT:  # %bb.4: # %SP_return
70; DISNOTET-NEXT:    popq %rax
71; DISNOTET-NEXT:    .cfi_def_cfa_offset 8
72; DISNOTET-NEXT:    retq
73; DISNOTET-NEXT:  .LBB0_5: # %CallStackCheckFailBlk
74; DISNOTET-NEXT:    .cfi_def_cfa_offset 16
75; DISNOTET-NEXT:    callq __stack_chk_fail@PLT
76entry:
77  %call = invoke i64 null(i32 0, ptr null, i64 0)
78          to label %invoke.cont unwind label %lpad1
79
80invoke.cont:                                      ; preds = %entry
81  invoke void null(i32 0) #1
82          to label %invoke.cont2 unwind label %lpad1
83
84invoke.cont2:                                     ; preds = %invoke.cont
85  unreachable
86
87lpad1:                                            ; preds = %invoke.cont, %entry
88  %0 = landingpad { ptr, i32 }
89          cleanup
90  ret void
91}
92
93; uselistorder directives
94uselistorder ptr null, { 5, 4, 3, 2, 1, 0 }
95
96attributes #0 = { sspreq }
97attributes #1 = { noreturn }
98