1b6e1fd76SFangrui Song# REQUIRES: zstd 2b6e1fd76SFangrui Song## Test --compress-debug-sections=zstd and decompression. 3b6e1fd76SFangrui Song 4b6e1fd76SFangrui Song# RUN: yaml2obj %p/Inputs/compress-debug-sections.yaml -o %t && llvm-objcopy %t 5b6e1fd76SFangrui Song# RUN: llvm-objcopy --compress-debug-sections=zstd %t %t-zstd 6b6e1fd76SFangrui Song# RUN: llvm-objcopy --decompress-debug-sections %t-zstd %t-de 7b6e1fd76SFangrui Song# RUN: cmp %t %t-de 8b6e1fd76SFangrui Song 9b6e1fd76SFangrui Song# RUN: llvm-readelf -S -r -x .debug_foo %t-zstd | FileCheck %s --check-prefixes=CHECK,COMPRESSED 10b6e1fd76SFangrui Song# RUN: llvm-readelf -S -r -x .debug_foo %t-de | FileCheck %s --check-prefixes=CHECK,DECOMPRESSED 11b6e1fd76SFangrui Song 12b6e1fd76SFangrui Song# CHECK: Name Type Address Off Size ES Flg Lk Inf Al 13b6e1fd76SFangrui Song# COMPRESSED: .debug_foo PROGBITS 0000000000000000 000040 {{.*}} 00 C 0 0 8 14b6e1fd76SFangrui Song# COMPRESSED-NEXT: .notdebug_foo PROGBITS 0000000000000000 {{.*}} 000008 00 0 0 0 15*122d368bSFangrui Song# COMPRESSED: .debug_alloc PROGBITS 0000000000000000 {{.*}} 000040 00 A 0 0 0 16b6e1fd76SFangrui Song# DECOMPRESSED: .debug_foo PROGBITS 0000000000000000 000040 000008 00 0 0 0 17b6e1fd76SFangrui Song# DECOMPRESSED-NEXT: .notdebug_foo PROGBITS 0000000000000000 {{.*}} 000008 00 0 0 0 18*122d368bSFangrui Song# DECOMPRESSED: .debug_alloc PROGBITS 0000000000000000 {{.*}} 000040 00 A 0 0 0 19b6e1fd76SFangrui Song 20b6e1fd76SFangrui Song## Relocations do not change. 21b6e1fd76SFangrui Song# CHECK: Relocation section '.rela.debug_foo' at offset {{.*}} contains 2 entries: 22b6e1fd76SFangrui Song# CHECK-NEXT: Offset 23b6e1fd76SFangrui Song# CHECK-NEXT: 0000000000000001 000000010000000a R_X86_64_32 0000000000000000 .debug_foo + 0 24b6e1fd76SFangrui Song# CHECK-NEXT: 0000000000000002 000000020000000a R_X86_64_32 0000000000000000 .notdebug_foo + 0 25b6e1fd76SFangrui Song 26b6e1fd76SFangrui Song# COMPRESSED: Hex dump of section '.debug_foo': 27b6e1fd76SFangrui Song## ch_type == ELFCOMPRESS_ZSTD (2) 28b6e1fd76SFangrui Song# COMPRESSED-NEXT: 0x00000000 02000000 00000000 08000000 00000000 29b6e1fd76SFangrui Song# COMPRESSED-NEXT: 0x00000010 00000000 00000000 {{.*}} 30b6e1fd76SFangrui Song 31b6e1fd76SFangrui Song## --compress-debug-sections does not update a compressed section. Its compression 32b6e1fd76SFangrui Song## type does not change. 33b6e1fd76SFangrui Song# RUN: llvm-objcopy --compress-debug-sections=zstd %t-zstd %t-zstd-zstd 34b6e1fd76SFangrui Song# RUN: cmp %t-zstd %t-zstd-zstd 35b6e1fd76SFangrui Song# RUN: %if zlib %{ llvm-objcopy --compress-debug-sections=zlib %t-zstd %t-zstd-zlib && cmp %t-zstd %t-zstd-zlib %} 36b6e1fd76SFangrui Song 37c997fe65SFangrui Song## Test roundtrip for ELFCLASS32. 38c997fe65SFangrui Song# RUN: yaml2obj %p/Inputs/compress-debug-sections.yaml -o %t32 && llvm-objcopy %t32 39c997fe65SFangrui Song# RUN: llvm-objcopy --compress-debug-sections=zstd %t32 %t32-zstd 40c997fe65SFangrui Song# RUN: llvm-objcopy --decompress-debug-sections %t32-zstd %t32-de 41c997fe65SFangrui Song# RUN: cmp %t32 %t32-de 42c997fe65SFangrui Song 43b6e1fd76SFangrui Song# RUN: yaml2obj %s -o %t-corrupted 44b6e1fd76SFangrui Song# RUN: not llvm-objcopy --decompress-debug-sections %t-corrupted /dev/null 2>&1 | FileCheck %s -DFILE=%t-corrupted --check-prefix=ERR 45b6e1fd76SFangrui Song 46b6e1fd76SFangrui Song# ERR: error: '[[FILE]]': failed to decompress section '.debug_info': Src size is incorrect 47b6e1fd76SFangrui Song 48b6e1fd76SFangrui Song--- !ELF 49b6e1fd76SFangrui SongFileHeader: 50b6e1fd76SFangrui Song Class: ELFCLASS64 51b6e1fd76SFangrui Song Data: ELFDATA2LSB 52b6e1fd76SFangrui Song Type: ET_REL 53b6e1fd76SFangrui Song Machine: EM_X86_64 54b6e1fd76SFangrui SongSections: 55b6e1fd76SFangrui Song - Type: SHT_PROGBITS 56b6e1fd76SFangrui Song Name: .debug_info 57b6e1fd76SFangrui Song Flags: [ SHF_COMPRESSED ] 58b6e1fd76SFangrui Song AddressAlign: 8 59b6e1fd76SFangrui Song Content: "020000000000000004000000000000000100000000000000ffffffff" 60