# RUN: yaml2obj %s -o %t.exe
# RUN: llvm-objdump --unwind-info %t.exe | FileCheck %s

## T1: V3 basic — prolog only (no epilog).
##
## .xdata hex breakdown:
## Byte 0: 0x03  (Version=3, Flags=0)
## Byte 1: 0x06  (SizeOfProlog=6)
## Byte 2: 0x02  (PayloadWords=2 words -> 4 bytes payload)
## Byte 3: 0x02  (NumberOfOps=2, NumberOfEpilogs=0)
## +0: 06        Prolog IP offset[0]: +6
## +1: 00        Prolog IP offset[1]: +0
## +2: 38        WOD pool[0]: WOD_ALLOC_SMALL Size=(3+1)*8=32
## +3: 3C        WOD pool[1]: WOD_PUSH RDI (reg=7: (7<<3)|4=0x3C)

# CHECK-LABEL:  Unwind info:
# CHECK-EMPTY:
# CHECK-NEXT:   Function Table:
# CHECK-NEXT:     Start Address: 0x1000
# CHECK-NEXT:     End Address: 0x1010
# CHECK-NEXT:     Unwind Info Address: 0x2000
# CHECK-NEXT:       Version: 3
# CHECK-NEXT:       Flags: 0x0
# CHECK-NEXT:       Size of prolog: 0x6
# CHECK-NEXT:       PayloadWords: 2
# CHECK-NEXT:       NumberOfOps: 2
# CHECK-NEXT:       NumberOfEpilogs: 0
# CHECK-NEXT:       Prolog [2 ops]:
# CHECK-NEXT:         [0] IP +0x0006: WOD_ALLOC_SMALL Size=0x20
# CHECK-NEXT:         [1] IP +0x0000: WOD_PUSH Reg=RDI

--- !COFF
OptionalHeader:
  AddressOfEntryPoint: 4096
  ImageBase:       0
  SectionAlignment: 4096
  FileAlignment:   512
  MajorOperatingSystemVersion: 6
  MinorOperatingSystemVersion: 0
  MajorImageVersion: 0
  MinorImageVersion: 0
  MajorSubsystemVersion: 6
  MinorSubsystemVersion: 0
  Subsystem:       IMAGE_SUBSYSTEM_WINDOWS_CUI
  DLLCharacteristics: [ IMAGE_DLL_CHARACTERISTICS_HIGH_ENTROPY_VA, IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE, IMAGE_DLL_CHARACTERISTICS_NX_COMPAT ]
  SizeOfStackReserve: 1048576
  SizeOfStackCommit: 4096
  SizeOfHeapReserve: 1048576
  SizeOfHeapCommit: 4096
  ExportTable:
    RelativeVirtualAddress: 0
    Size:            0
  ImportTable:
    RelativeVirtualAddress: 0
    Size:            0
  ResourceTable:
    RelativeVirtualAddress: 0
    Size:            0
  ExceptionTable:
    RelativeVirtualAddress: 12288
    Size:            12
  CertificateTable:
    RelativeVirtualAddress: 0
    Size:            0
  BaseRelocationTable:
    RelativeVirtualAddress: 0
    Size:            0
  Debug:
    RelativeVirtualAddress: 0
    Size:            0
  Architecture:
    RelativeVirtualAddress: 0
    Size:            0
  GlobalPtr:
    RelativeVirtualAddress: 0
    Size:            0
  TlsTable:
    RelativeVirtualAddress: 0
    Size:            0
  LoadConfigTable:
    RelativeVirtualAddress: 0
    Size:            0
  BoundImport:
    RelativeVirtualAddress: 0
    Size:            0
  IAT:
    RelativeVirtualAddress: 0
    Size:            0
  DelayImportDescriptor:
    RelativeVirtualAddress: 0
    Size:            0
  ClrRuntimeHeader:
    RelativeVirtualAddress: 0
    Size:            0
header:
  Machine:         IMAGE_FILE_MACHINE_AMD64
  Characteristics: [ IMAGE_FILE_EXECUTABLE_IMAGE, IMAGE_FILE_LARGE_ADDRESS_AWARE ]
sections:
  - Name:            .text
    Characteristics: [ IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ ]
    VirtualAddress:  4096
    VirtualSize:     16
    SectionData:     '00000000000000000000000000000000'
  - Name:            .xdata
    Characteristics: [ IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ ]
    VirtualAddress:  8192
    VirtualSize:     8
    SectionData:     '030602020600383C'
  - Name:            .pdata
    Characteristics: [ IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ ]
    VirtualAddress:  12288
    VirtualSize:     12
    SectionData:     '001000001010000000200000'
symbols:
  - Name:            .text
    Value:           0
    SectionNumber:   1
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
  - Name:            .xdata
    Value:           0
    SectionNumber:   2
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
  - Name:            .pdata
    Value:           0
    SectionNumber:   3
    SimpleType:      IMAGE_SYM_TYPE_NULL
    ComplexType:     IMAGE_SYM_DTYPE_NULL
    StorageClass:    IMAGE_SYM_CLASS_STATIC
...