1 # RUN: llc -o - %s -mtriple=aarch64-windows -start-before=prologepilog \
2 # RUN: -stop-after=prologepilog | FileCheck %s
3 # Check save_regp_x, save_regp
5 # CHECK: early-clobber $sp = frame-setup STPXpre killed $x27, killed $x28, $sp, -10
6 # CHECK-NEXT: frame-setup SEH_SaveRegP_X 27, 28, -80
7 # CHECK-NEXT: frame-setup STPXi killed $x25, killed $x26, $sp, 2
8 # CHECK-NEXT: frame-setup SEH_SaveRegP 25, 26, 16
9 # CHECK-NEXT: frame-setup STPXi killed $x23, killed $x24, $sp, 4
10 # CHECK-NEXT: frame-setup SEH_SaveRegP 23, 24, 32
11 # CHECK-NEXT: frame-setup STPXi killed $x21, killed $x22, $sp, 6
12 # CHECK-NEXT: frame-setup SEH_SaveRegP 21, 22, 48
13 # CHECK-NEXT: frame-setup STPXi killed $x19, killed $x20, $sp, 8
14 # CHECK-NEXT: frame-setup SEH_SaveRegP 19, 20, 64
15 # CHECK-NEXT: frame-setup SEH_PrologEnd
16 # CHECK: frame-destroy SEH_EpilogStart
17 # CHECK-NEXT: $x19, $x20 = frame-destroy LDPXi $sp, 8
18 # CHECK-NEXT: frame-destroy SEH_SaveRegP 19, 20, 64
19 # CHECK-NEXT: $x21, $x22 = frame-destroy LDPXi $sp, 6
20 # CHECK-NEXT: frame-destroy SEH_SaveRegP 21, 22, 48
21 # CHECK-NEXT: $x23, $x24 = frame-destroy LDPXi $sp, 4
22 # CHECK-NEXT: frame-destroy SEH_SaveRegP 23, 24, 32
23 # CHECK-NEXT: $x25, $x26 = frame-destroy LDPXi $sp, 2
24 # CHECK-NEXT: frame-destroy SEH_SaveRegP 25, 26, 16
25 # CHECK-NEXT: early-clobber $sp, $x27, $x28 = frame-destroy LDPXpost $sp, 10
26 # CHECK-NEXT: frame-destroy SEH_SaveRegP_X 27, 28, -80
27 # CHECK-NEXT: frame-destroy SEH_EpilogEnd
28 # CHECK-NEXT: RET_ReallyLR implicit $x0
34 tracksRegLiveness: true
42 hasOpaqueSPAdjustment: true
46 liveins: $x0, $x1, $x27, $x28, $x25, $x26, $x23, $x24, $x21, $x22, $x19, $x20
47 $x19 = ADDXrr $x0, killed $x1
48 $x20 = ADDXrr $x19, killed $x0
49 $x21 = ADDXrr $x20, killed $x19
50 $x22 = ADDXrr $x21, killed $x20
51 $x23 = ADDXrr $x22, killed $x21
52 $x24 = ADDXrr $x23, killed $x22
53 $x25 = ADDXrr $x24, killed $x23
54 $x26 = ADDXrr $x25, killed $x24
55 $x27 = ADDXrr $x26, killed $x25
56 $x28 = ADDXrr $x27, killed $x26
58 RET_ReallyLR implicit $x0