mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
f194367792
Many of these predate llvm-readobj. With elf-dump we had to match a relocation to symbol number and symbol number to symbol name or section number. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235015 91177308-0d34-0410-b5e6-96231b3b80d8
80 lines
2.6 KiB
ArmAsm
80 lines
2.6 KiB
ArmAsm
// RUN: llvm-mc -filetype=obj -compress-debug-sections -triple x86_64-pc-linux-gnu < %s -o %t
|
|
// RUN: llvm-objdump -s %t | FileCheck %s
|
|
// RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck --check-prefix=INFO %s
|
|
// RUN: llvm-mc -filetype=obj -compress-debug-sections -triple i386-pc-linux-gnu < %s \
|
|
// RUN: | llvm-readobj -symbols - | FileCheck --check-prefix=386-SYMBOLS %s
|
|
|
|
// REQUIRES: zlib
|
|
|
|
// CHECK: Contents of section .zdebug_line:
|
|
// Check for the 'ZLIB' file magic at the start of the section only
|
|
// CHECK-NEXT: ZLIB
|
|
// CHECK-NOT: ZLIB
|
|
|
|
// Don't compress small sections, such as this simple debug_abbrev example
|
|
// CHECK: Contents of section .debug_abbrev:
|
|
// CHECK-NOT: ZLIB
|
|
// CHECK-NOT: Contents of
|
|
|
|
// CHECK: Contents of section .debug_info:
|
|
|
|
// FIXME: Handle compressing alignment fragments to support compressing debug_frame
|
|
// CHECK: Contents of section .debug_frame:
|
|
// CHECK-NOT: ZLIB
|
|
// CHECK: Contents of
|
|
|
|
// Decompress one valid dwarf section just to check that this roundtrips
|
|
// INFO: 0x00000000: Compile Unit: length = 0x0000000c version = 0x0004 abbr_offset = 0x0000 addr_size = 0x08 (next unit at 0x00000010)
|
|
|
|
// In x86 32 bit named symbols are used for temporary symbols in merge
|
|
// sections, so make sure we handle symbols inside compressed sections
|
|
// 386-SYMBOLS: Name: .Linfo_string0
|
|
// 386-SYMBOLS-NOT: }
|
|
// 386-SYMBOLS: Section: .zdebug_str
|
|
|
|
.section .debug_line,"",@progbits
|
|
|
|
.section .debug_abbrev,"",@progbits
|
|
.Lsection_abbrev:
|
|
.byte 1 # Abbreviation Code
|
|
.byte 17 # DW_TAG_compile_unit
|
|
.byte 0 # DW_CHILDREN_no
|
|
.byte 27 # DW_AT_comp_dir
|
|
.byte 14 # DW_FORM_strp
|
|
.byte 0 # EOM(1)
|
|
.byte 0 # EOM(2)
|
|
|
|
.section .debug_info,"",@progbits
|
|
.long 12 # Length of Unit
|
|
.short 4 # DWARF version number
|
|
.long .Lsection_abbrev # Offset Into Abbrev. Section
|
|
.byte 8 # Address Size (in bytes)
|
|
.byte 1 # Abbrev [1] DW_TAG_compile_unit
|
|
.long .Linfo_string0 # DW_AT_comp_dir
|
|
|
|
.text
|
|
foo:
|
|
.cfi_startproc
|
|
.file 1 "Driver.ii"
|
|
# pad out the line table to make sure it's big enough to warrant compression
|
|
.loc 1 2 0
|
|
nop
|
|
.loc 1 3 0
|
|
nop
|
|
.loc 1 4 0
|
|
nop
|
|
.loc 1 5 0
|
|
nop
|
|
.loc 1 6 0
|
|
nop
|
|
.loc 1 7 0
|
|
nop
|
|
.loc 1 8 0
|
|
nop
|
|
.cfi_endproc
|
|
.cfi_sections .debug_frame
|
|
|
|
.section .debug_str,"MS",@progbits,1
|
|
.Linfo_string0:
|
|
.asciz "compress this "
|