diff options
Diffstat (limited to 'test/ELF/gdb-index.s')
| -rw-r--r-- | test/ELF/gdb-index.s | 113 |
1 files changed, 88 insertions, 25 deletions
diff --git a/test/ELF/gdb-index.s b/test/ELF/gdb-index.s index b7d8a708ace5..e04845e022c3 100644 --- a/test/ELF/gdb-index.s +++ b/test/ELF/gdb-index.s @@ -1,32 +1,19 @@ -## gdb-index-a.elf and gdb-index-b.elf are a test.o and test2.o renamed, -## were generated in this way: -## test.cpp: -## int main() { return 0; } -## test2.cpp: -## int main2() { return 0; } -## Compiled with: -## gcc -gsplit-dwarf -c test.cpp test2.cpp -## gcc version 5.3.1 20160413 -## Info about gdb-index: https://sourceware.org/gdb/onlinedocs/gdb/Index-Section-Format.html - # REQUIRES: x86 -# RUN: ld.lld --gdb-index -e main %p/Inputs/gdb-index-a.elf %p/Inputs/gdb-index-b.elf -o %t +# 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 -e main %t1.o %t2.o -o %t # RUN: llvm-dwarfdump -debug-dump=gdb_index %t | FileCheck %s # RUN: llvm-objdump -d %t | FileCheck %s --check-prefix=DISASM # DISASM: Disassembly of section .text: # DISASM: main: -# DISASM-CHECK: 11000: 55 pushq %rbp -# DISASM-CHECK: 11001: 48 89 e5 movq %rsp, %rbp -# DISASM-CHECK: 11004: b8 00 00 00 00 movl $0, %eax -# DISASM-CHECK: 11009: 5d popq %rbp -# DISASM-CHECK: 1100a: c3 retq -# DISASM: _Z5main2v: -# DISASM-CHECK: 1100b: 55 pushq %rbp -# DISASM-CHECK: 1100c: 48 89 e5 movq %rsp, %rbp -# DISASM-CHECK: 1100f: b8 00 00 00 00 movl $0, %eax -# DISASM-CHECK: 11014: 5d popq %rbp -# DISASM-CHECK: 11015: c3 retq +# DISASM-CHECK: 201000: 90 nop +# DISASM-CHECK: 201001: cc int3 +# DISASM-CHECK: 201002: cc int3 +# DISASM-CHECK: 201003: cc int3 +# DISASM: main2: +# DISASM-CHECK: 201004: 90 nop +# DISASM-CHECK: 201005: 90 nop # CHECK: .gnu_index contents: # CHECK-NEXT: Version = 7 @@ -34,8 +21,8 @@ # CHECK-NEXT: 0: Offset = 0x0, Length = 0x34 # CHECK-NEXT: 1: Offset = 0x34, Length = 0x34 # CHECK: Address area offset = 0x38, has 2 entries: -# CHECK-NEXT: Low/High address = [0x201000, 0x20100b) (Size: 0xb), CU id = 0 -# CHECK-NEXT: Low/High address = [0x20100b, 0x201016) (Size: 0xb), CU id = 1 +# CHECK-NEXT: Low/High address = [0x201000, 0x201001) (Size: 0x1), CU id = 0 +# CHECK-NEXT: Low/High address = [0x201004, 0x201006) (Size: 0x2), CU id = 1 # CHECK: Symbol table offset = 0x60, size = 1024, filled slots: # CHECK-NEXT: 489: Name offset = 0x1d, CU vector offset = 0x0 # CHECK-NEXT: String name: main, CU vector index: 0 @@ -47,3 +34,79 @@ # CHECK-NEXT: 0(0x0): 0x30000000 # CHECK-NEXT: 1(0x8): 0x90000000 0x90000001 # CHECK-NEXT: 2(0x14): 0x30000001 + +## The following section contents are created by this using gcc 7.1.0: +## echo 'int main() { return 0; }' | gcc -gsplit-dwarf -xc++ -S -o- - + +.text +.Ltext0: +.globl main +.type main, @function +main: + 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 "main" +.long 0 + +.section .debug_gnu_pubtypes,"",@progbits +.long 0x17 +.value 0x2 +.long 0 +.long 0x33 +.long 0x2b +.byte 0x90 +.string "int" +.long 0 |