| # REQUIRES: x86, zlib |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t1.o |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/gdb-index.s -o %t2.o |
| # RUN: ld.lld --gdb-index %t1.o %t2.o -o %t |
| |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=DISASM |
| # RUN: llvm-dwarfdump -gdb-index %t | FileCheck %s --check-prefix=DWARF |
| # RUN: llvm-readelf -sections %t | FileCheck %s --check-prefix=SECTION |
| |
| # RUN: llvm-mc -compress-debug-sections=zlib-gnu -filetype=obj -triple=x86_64-pc-linux \ |
| # RUN: %p/Inputs/gdb-index.s -o %t2.o |
| # RUN: ld.lld --gdb-index %t1.o %t2.o -o %t |
| |
| # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=DISASM |
| # RUN: llvm-dwarfdump -gdb-index %t | FileCheck %s --check-prefix=DWARF |
| # RUN: llvm-readelf -sections %t | FileCheck %s --check-prefix=SECTION |
| |
| # DISASM: Disassembly of section .text: |
| # DISASM: entrypoint: |
| # DISASM-CHECK: 201000: 90 nop |
| # DISASM-CHECK: 201001: cc int3 |
| # DISASM-CHECK: 201002: cc int3 |
| # DISASM-CHECK: 201003: cc int3 |
| # DISASM: aaaaaaaaaaaaaaaa: |
| # DISASM-CHECK: 201004: 90 nop |
| # DISASM-CHECK: 201005: 90 nop |
| |
| # DWARF: .gnu_index contents: |
| # DWARF-NEXT: Version = 7 |
| # DWARF: CU list offset = 0x18, has 2 entries: |
| # DWARF-NEXT: 0: Offset = 0x0, Length = 0x34 |
| # DWARF-NEXT: 1: Offset = 0x34, Length = 0x34 |
| # DWARF: Address area offset = 0x38, has 2 entries: |
| # DWARF-NEXT: Low/High address = [0x201000, 0x201001) (Size: 0x1), CU id = 0 |
| # DWARF-NEXT: Low/High address = [0x201004, 0x201006) (Size: 0x2), CU id = 1 |
| # DWARF: Symbol table offset = 0x60, size = 1024, filled slots: |
| # DWARF-NEXT: 512: Name offset = 0x1c, CU vector offset = 0x0 |
| # DWARF-NEXT: String name: aaaaaaaaaaaaaaaa, CU vector index: 0 |
| # DWARF-NEXT: 754: Name offset = 0x38, CU vector offset = 0x10 |
| # DWARF-NEXT: String name: int, CU vector index: 2 |
| # DWARF-NEXT: 822: Name offset = 0x2d, CU vector offset = 0x8 |
| # DWARF-NEXT: String name: entrypoint, CU vector index: 1 |
| # DWARF: Constant pool offset = 0x2060, has 3 CU vectors: |
| # DWARF-NEXT: 0(0x0): 0x30000001 |
| # DWARF-NEXT: 1(0x8): 0x30000000 |
| # DWARF-NEXT: 2(0x10): 0x90000000 0x90000001 |
| |
| # SECTION-NOT: debug_gnu_pubnames |
| |
| # RUN: ld.lld --gdb-index --no-gdb-index %t1.o %t2.o -o %t2 |
| # RUN: llvm-readobj -sections %t2 | FileCheck -check-prefix=NOGDB %s |
| # NOGDB-NOT: Name: .gdb_index |
| |
| ## The following section contents are created by this using gcc 7.1.0: |
| ## echo 'int entrypoint() { return 0; }' | gcc -gsplit-dwarf -xc++ -S -o- - |
| |
| .text |
| .Ltext0: |
| .globl entrypoint |
| .type entrypoint, @function |
| entrypoint: |
| nop |
| .Letext0: |
| |
| .section .debug_info,"",@progbits |
| .long 0x30 |
| .value 0x4 |
| .long 0 |
| .byte 0x8 |
| .uleb128 0x1 |
| .quad .Ltext0 |
| .quad .Letext0-.Ltext0 |
| .long 0 |
| .long 0 |
| .long 0 |
| .long 0 |
| .byte 0x63 |
| .byte 0x88 |
| .byte 0xb4 |
| .byte 0x61 |
| .byte 0xaa |
| .byte 0xb6 |
| .byte 0xb0 |
| .byte 0x67 |
| |
| .section .debug_abbrev,"",@progbits |
| .uleb128 0x1 |
| .uleb128 0x11 |
| .byte 0 |
| .uleb128 0x11 |
| .uleb128 0x1 |
| .uleb128 0x12 |
| .uleb128 0x7 |
| .uleb128 0x10 |
| .uleb128 0x17 |
| .uleb128 0x2130 |
| .uleb128 0xe |
| .uleb128 0x1b |
| .uleb128 0xe |
| .uleb128 0x2134 |
| .uleb128 0x19 |
| .uleb128 0x2133 |
| .uleb128 0x17 |
| .uleb128 0x2131 |
| .uleb128 0x7 |
| .byte 0 |
| .byte 0 |
| .byte 0 |
| |
| .section .debug_gnu_pubnames,"",@progbits |
| .long 0x18 |
| .value 0x2 |
| .long 0 |
| .long 0x33 |
| .long 0x18 |
| .byte 0x30 |
| .string "entrypoint" |
| .long 0 |
| |
| .section .debug_gnu_pubtypes,"",@progbits |
| .long 0x17 |
| .value 0x2 |
| .long 0 |
| .long 0x33 |
| .long 0x2b |
| .byte 0x90 |
| .string "int" |
| .long 0 |
