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# RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass=prologepilog %s -o - | FileCheck %s
---
# This test verifies that the emergency scavenging slot is located near
# the SP when the stack is realigned.
name: LateScavengingSlotRealignment
# CHECK-LABEL: name: LateScavengingSlotRealignment
# CHECK: bb.0:
# CHECK: STRXui killed $[[SCRATCH:x[0-9]+]], $sp, 0
# CHECK-NEXT: $[[SCRATCH]] = ADDXri $sp, 40, 0
# CHECK-NEXT: STRXui $x0, killed $[[SCRATCH]], 4095
# CHECK-NEXT: $[[SCRATCH]] = LDRXui $sp, 0
# CHECK: bb.1:
tracksRegLiveness: true
frameInfo:
isFrameAddressTaken: true
stack:
- { id: 0, size: 16, alignment: 16 }
- { id: 1, size: 32768, alignment: 32 }
body: |
bb.0:
liveins: $x0, $x8
$x9 = LDRXui $x0, 0 :: (load (s64))
STRXui $x0, %stack.0, 0
B %bb.1
bb.1:
liveins: $x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21, $x22, $x23, $x24, $x25, $x26, $x27, $x28, $lr
RET_ReallyLR implicit $x19, implicit $x20, implicit $x21, implicit $x22, implicit $x23, implicit $x24, implicit $x25, implicit $x26, implicit $x27, implicit $x28, implicit $lr
...
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