| ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| ; RUN: llc -verify-machineinstrs -mtriple=aarch64-apple-ios %s -stop-after=irtranslator -o - -global-isel | FileCheck %s |
| |
| define void @caller() sspreq { |
| ; CHECK-LABEL: name: caller |
| ; CHECK: bb.1.entry: |
| ; CHECK-NEXT: successors: %bb.2(0x7ffff800), %bb.3(0x00000800) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.StackGuardSlot |
| ; CHECK-NEXT: [[LOAD_STACK_GUARD:%[0-9]+]]:gpr64sp(p0) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard) |
| ; CHECK-NEXT: [[LOAD_STACK_GUARD1:%[0-9]+]]:gpr64sp(p0) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard) |
| ; CHECK-NEXT: G_STORE [[LOAD_STACK_GUARD1]](p0), [[FRAME_INDEX]](p0) :: (volatile store (p0) into %stack.0.StackGuardSlot) |
| ; CHECK-NEXT: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.1.x |
| ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp |
| ; CHECK-NEXT: $x0 = COPY [[FRAME_INDEX1]](p0) |
| ; CHECK-NEXT: BL @callee, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0 |
| ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp |
| ; CHECK-NEXT: [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %stack.0.StackGuardSlot |
| ; CHECK-NEXT: [[LOAD:%[0-9]+]]:_(s64) = G_LOAD [[FRAME_INDEX2]](p0) :: (volatile load (s64) from %stack.0.StackGuardSlot) |
| ; CHECK-NEXT: [[LOAD_STACK_GUARD2:%[0-9]+]]:gpr64sp(s64) = LOAD_STACK_GUARD :: (dereferenceable invariant load (p0) from @__stack_chk_guard) |
| ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s1) = G_ICMP intpred(ne), [[LOAD_STACK_GUARD2]](s64), [[LOAD]] |
| ; CHECK-NEXT: G_BRCOND [[ICMP]](s1), %bb.3 |
| ; CHECK-NEXT: G_BR %bb.2 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.3.entry: |
| ; CHECK-NEXT: successors: |
| ; CHECK: ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp |
| ; CHECK-NEXT: BL &__stack_chk_fail, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp |
| ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.2.entry: |
| ; CHECK-NEXT: RET_ReallyLR |
| entry: |
| %x = alloca i32, align 4 |
| %0 = bitcast i32* %x to i8* |
| call void @callee(i32* nonnull %x) |
| ret void |
| } |
| |
| declare void @callee(i32*) |