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 4 5# CHECK: early-clobber $sp = frame-setup STPXpre killed $x19, killed $x20, $sp, -10 6# CHECK-NEXT: frame-setup SEH_SaveRegP_X 19, 20, -80 7# CHECK-NEXT: frame-setup STPXi killed $x21, killed $x22, $sp, 2 8# CHECK-NEXT: frame-setup SEH_SaveRegP 21, 22, 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 $x25, killed $x26, $sp, 6 12# CHECK-NEXT: frame-setup SEH_SaveRegP 25, 26, 48 13# CHECK-NEXT: frame-setup STPXi killed $x27, killed $x28, $sp, 8 14# CHECK-NEXT: frame-setup SEH_SaveRegP 27, 28, 64 15# CHECK-NEXT: frame-setup SEH_PrologEnd 16# CHECK: frame-destroy SEH_EpilogStart 17# CHECK-NEXT: $x27, $x28 = frame-destroy LDPXi $sp, 8 18# CHECK-NEXT: frame-destroy SEH_SaveRegP 27, 28, 64 19# CHECK-NEXT: $x25, $x26 = frame-destroy LDPXi $sp, 6 20# CHECK-NEXT: frame-destroy SEH_SaveRegP 25, 26, 48 21# CHECK-NEXT: $x23, $x24 = frame-destroy LDPXi $sp, 4 22# CHECK-NEXT: frame-destroy SEH_SaveRegP 23, 24, 32 23# CHECK-NEXT: $x21, $x22 = frame-destroy LDPXi $sp, 2 24# CHECK-NEXT: frame-destroy SEH_SaveRegP 21, 22, 16 25# CHECK-NEXT: early-clobber $sp, $x19, $x20 = frame-destroy LDPXpost $sp, 10 26# CHECK-NEXT: frame-destroy SEH_SaveRegP_X 19, 20, -80 27# CHECK-NEXT: frame-destroy SEH_EpilogEnd 28# CHECK-NEXT: RET_ReallyLR implicit $x0 29 30... 31--- 32name: test 33alignment: 4 34tracksRegLiveness: true 35hasWinCFI: true 36liveins: 37 - { reg: '$w0' } 38frameInfo: 39 stackSize: 80 40 maxAlignment: 8 41 maxCallFrameSize: 0 42 hasOpaqueSPAdjustment: true 43stack: 44body: | 45 bb.0.entry: 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 57 $x0 = COPY $x28 58 RET_ReallyLR implicit $x0 59 60... 61