| # 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 |
| 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 |
| ... |
