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1# REQUIRES: zstd2## Test --compress-debug-sections=zstd and decompression.3 4# RUN: yaml2obj %p/Inputs/compress-debug-sections.yaml -o %t && llvm-objcopy %t5# RUN: llvm-objcopy --compress-debug-sections=zstd %t %t-zstd6# RUN: llvm-objcopy --decompress-debug-sections %t-zstd %t-de7# RUN: cmp %t %t-de8 9# RUN: llvm-readelf -S -r -x .debug_foo %t-zstd | FileCheck %s --check-prefixes=CHECK,COMPRESSED10# RUN: llvm-readelf -S -r -x .debug_foo %t-de | FileCheck %s --check-prefixes=CHECK,DECOMPRESSED11 12# CHECK: Name Type Address Off Size ES Flg Lk Inf Al13# COMPRESSED: .debug_foo PROGBITS 0000000000000000 000040 {{.*}} 00 C 0 0 814# COMPRESSED-NEXT: .notdebug_foo PROGBITS 0000000000000000 {{.*}} 000008 00 0 0 015# COMPRESSED: .debug_alloc PROGBITS 0000000000000000 {{.*}} 000040 00 A 0 0 016# DECOMPRESSED: .debug_foo PROGBITS 0000000000000000 000040 000008 00 0 0 017# DECOMPRESSED-NEXT: .notdebug_foo PROGBITS 0000000000000000 {{.*}} 000008 00 0 0 018# DECOMPRESSED: .debug_alloc PROGBITS 0000000000000000 {{.*}} 000040 00 A 0 0 019 20## Relocations do not change.21# CHECK: Relocation section '.rela.debug_foo' at offset {{.*}} contains 2 entries:22# CHECK-NEXT: Offset23# CHECK-NEXT: 0000000000000001 000000010000000a R_X86_64_32 0000000000000000 .debug_foo + 024# CHECK-NEXT: 0000000000000002 000000020000000a R_X86_64_32 0000000000000000 .notdebug_foo + 025 26# COMPRESSED: Hex dump of section '.debug_foo':27## ch_type == ELFCOMPRESS_ZSTD (2)28# COMPRESSED-NEXT: 0x00000000 02000000 00000000 08000000 0000000029# COMPRESSED-NEXT: 0x00000010 00000000 00000000 {{.*}}30 31## --compress-debug-sections does not update a compressed section. Its compression32## type does not change.33# RUN: llvm-objcopy --compress-debug-sections=zstd %t-zstd %t-zstd-zstd34# RUN: cmp %t-zstd %t-zstd-zstd35# RUN: %if zlib %{ llvm-objcopy --compress-debug-sections=zlib %t-zstd %t-zstd-zlib && cmp %t-zstd %t-zstd-zlib %}36 37## Test roundtrip for ELFCLASS32.38# RUN: yaml2obj %p/Inputs/compress-debug-sections.yaml -o %t32 && llvm-objcopy %t3239# RUN: llvm-objcopy --compress-debug-sections=zstd %t32 %t32-zstd40# RUN: llvm-objcopy --decompress-debug-sections %t32-zstd %t32-de41# RUN: cmp %t32 %t32-de42 43# RUN: yaml2obj %s -o %t-corrupted44# RUN: not llvm-objcopy --decompress-debug-sections %t-corrupted /dev/null 2>&1 | FileCheck %s -DFILE=%t-corrupted --check-prefix=ERR45 46# ERR: error: '[[FILE]]': failed to decompress section '.debug_info': Src size is incorrect47 48--- !ELF49FileHeader:50 Class: ELFCLASS6451 Data: ELFDATA2LSB52 Type: ET_REL53 Machine: EM_X86_6454Sections:55 - Type: SHT_PROGBITS56 Name: .debug_info57 Flags: [ SHF_COMPRESSED ]58 AddressAlign: 859 Content: "020000000000000004000000000000000100000000000000ffffffff"60