llvm/llvm/test/CodeGen/AArch64/framelayout-sve-calleesaves-fix.mir

# NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
# RUN: llc -mattr=+sve -mtriple=aarch64-none-linux-gnu -start-before=prologepilog %s -o - | FileCheck %s

--- |
  define aarch64_sve_vector_pcs void @fix_restorepoint_p4() uwtable { entry: unreachable }
  ; CHECK-LABEL: fix_restorepoint_p4:
  ; CHECK:       // %bb.0: // %entry
  ; CHECK-NEXT:    str x29, [sp, #-16]! // 8-byte Folded Spill
  ; CHECK-NEXT:    .cfi_def_cfa_offset 16
  ; CHECK-NEXT:    .cfi_offset w29, -16
  ; CHECK-NEXT:    addvl sp, sp, #-2
  ; CHECK-NEXT:    .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x10, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 16 * VG
  ; CHECK-NEXT:    str p4, [sp, #7, mul vl] // 2-byte Folded Spill
  ; CHECK-NEXT:    str z8, [sp, #1, mul vl] // 16-byte Folded Spill
  ; CHECK-NEXT:    .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG
  ; CHECK-NEXT:    addvl sp, sp, #-1
  ; CHECK-NEXT:    .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x18, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 24 * VG
  ; CHECK-NEXT:    // implicit-def: $z8
  ; CHECK-NEXT:    // implicit-def: $p4
  ; CHECK-NEXT:    addvl sp, sp, #1
  ; CHECK-NEXT:    .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x10, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 16 * VG
  ; CHECK-NEXT:    ldr z8, [sp, #1, mul vl] // 16-byte Folded Reload
  ; CHECK-NEXT:    ldr p4, [sp, #7, mul vl] // 2-byte Folded Reload
  ; CHECK-NEXT:    addvl sp, sp, #2
  ; CHECK-NEXT:    .cfi_def_cfa wsp, 16
  ; CHECK-NEXT:    .cfi_restore z8
  ; CHECK-NEXT:    ldr x29, [sp], #16 // 8-byte Folded Reload
  ; CHECK-NEXT:    .cfi_def_cfa_offset 0
  ; CHECK-NEXT:    .cfi_restore w29
  ; CHECK-NEXT:    ret
...
name: fix_restorepoint_p4
tracksRegLiveness: true
stack:
  - { id: 0, stack-id: scalable-vector, size: 16, alignment: 16 }
body:             |
  bb.0.entry:
    $z8 = IMPLICIT_DEF
    $p4 = IMPLICIT_DEF
    B %bb.1

  bb.1.entry:
    RET_ReallyLR
---