xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-delayed-stack-protector.ll (revision 46584de02c1a38a0ccde85cb5c16331380966c36)
1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2; RUN: llc -verify-machineinstrs -mtriple=aarch64-apple-ios %s -stop-after=irtranslator -o - -global-isel | FileCheck %s
3
4define void @caller() sspreq {
5  ; CHECK-LABEL: name: caller
6  ; CHECK: bb.1.entry:
7  ; CHECK-NEXT:   successors: %bb.2(0x7ffff800), %bb.3(0x00000800)
8  ; CHECK-NEXT: {{  $}}
9  ; CHECK-NEXT:   [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.StackGuardSlot
10  ; CHECK-NEXT:   [[LOAD_STACK_GUARD:%[0-9]+]]:gpr64sp(p0) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard)
11  ; CHECK-NEXT:   [[LOAD_STACK_GUARD1:%[0-9]+]]:gpr64sp(p0) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard)
12  ; CHECK-NEXT:   G_STORE [[LOAD_STACK_GUARD1]](p0), [[FRAME_INDEX]](p0) :: (volatile store (p0) into %stack.0.StackGuardSlot)
13  ; CHECK-NEXT:   [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.1.x
14  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
15  ; CHECK-NEXT:   $x0 = COPY [[FRAME_INDEX1]](p0)
16  ; CHECK-NEXT:   BL @callee, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0
17  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
18  ; CHECK-NEXT:   [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.StackGuardSlot
19  ; CHECK-NEXT:   [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[FRAME_INDEX2]](p0) :: (volatile load (s64) from %stack.0.StackGuardSlot)
20  ; CHECK-NEXT:   [[LOAD_STACK_GUARD2:%[0-9]+]]:gpr64sp(s64) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard)
21  ; CHECK-NEXT:   [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(ne), [[LOAD_STACK_GUARD2]](s64), [[LOAD]]
22  ; CHECK-NEXT:   G_BRCOND [[ICMP]](s1), %bb.3
23  ; CHECK-NEXT:   G_BR %bb.2
24  ; CHECK-NEXT: {{  $}}
25  ; CHECK-NEXT: bb.3.entry:
26  ; CHECK-NEXT:   successors:
27  ; CHECK:        ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
28  ; CHECK-NEXT:   BL &__stack_chk_fail, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp
29  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
30  ; CHECK-NEXT: {{  $}}
31  ; CHECK-NEXT: bb.2.entry:
32  ; CHECK-NEXT:   RET_ReallyLR
33entry:
34  %x = alloca i32, align 4
35  call void @callee(ptr nonnull %x)
36  ret void
37}
38
39declare void @callee(ptr)
40