1 # RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass=prologepilog -mattr=+sve %s -o - | FileCheck %s
3 # This test verifies that the emergency scavenging slot is located near the SP/BP.
4 name: LateScavengingSlot
5 # CHECK-LABEL: name: LateScavengingSlot
7 # CHECK: $sp = frame-setup SUBXri $sp, 8, 12
8 # CHECK-NEXT: $sp = frame-setup SUBXri $sp, 16, 0
9 # CHECK-NEXT: $sp = frame-setup ADDVL_XXI $sp, -1
10 # CHECK: STRXui killed $[[SCRATCH:x[0-9]+]], $sp, 0
11 # CHECK-NEXT: $[[SCRATCH]] = ADDVL_XXI $fp, -1
12 # CHECK-NEXT: STRXui $x0, killed $[[SCRATCH]], 0
14 tracksRegLiveness: true
16 isFrameAddressTaken: true
18 - { id: 0, name: '', size: 32761, alignment: 8 }
19 - { id: 1, stack-id: scalable-vector, size: 16, alignment: 16 }
23 STRXui $x0, %stack.1, 0
26 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
27 RET_ReallyLR implicit $x19, implicit $x20, implicit $x21, implicit $x22, implicit $x23, implicit $x24, implicit $x25, implicit $x26, implicit $x27, implicit $x28, implicit $lr