1# REQUIRES: x86-registered-target, zlib, zstd 2 3# RUN: rm -rf %t && mkdir %t && cd %t 4# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o a.o 5## '*0=none' wins because it is the last. '*0' sections are decompressed (if originally compressed) or kept unchanged (if uncompressed). 6## No section is named 'nomatch'. The third option is a no-op. 7# RUN: llvm-objcopy a.o out --compress-sections='*0=zlib' --compress-sections '*0=none' --compress-sections 'nomatch=none' 2>&1 | count 0 8# RUN: llvm-readelf -S out | FileCheck %s --check-prefix=CHECK1 9 10# CHECK1: Name Type Address Off Size ES Flg Lk Inf Al 11# CHECK1: .text PROGBITS [[#%x,TEXT:]] [[#%x,]] [[#%x,]] 00 AX 0 0 4 12# CHECK1: foo0 PROGBITS [[#%x,FOO0:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 13# CHECK1-NEXT: .relafoo0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 3 8 14# CHECK1-NEXT: foo1 PROGBITS [[#%x,FOO1:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 15# CHECK1-NEXT: .relafoo1 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 5 8 16# CHECK1: nonalloc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 17# CHECK1-NEXT: .relanonalloc0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 7 8 18# CHECK1-NEXT: nonalloc1 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 19# CHECK1-NEXT: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MS 0 0 1 20 21## Mixing zlib and zstd. 22# RUN: llvm-objcopy a.o out2 --compress-sections '*c0=zlib' --compress-sections .debug_str=zstd 23# RUN: llvm-readelf -Sr -x nonalloc0 -x .debug_str out2 2>&1 | FileCheck %s --check-prefix=CHECK2 24# RUN: llvm-readelf -z -x nonalloc0 -x .debug_str out2 | FileCheck %s --check-prefix=CHECK2DE 25 26# CHECK2: Name Type Address Off Size ES Flg Lk Inf Al 27# CHECK2: .text PROGBITS [[#%x,TEXT:]] [[#%x,]] [[#%x,]] 00 AX 0 0 4 28# CHECK2: foo0 PROGBITS [[#%x,FOO0:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 29# CHECK2-NEXT: .relafoo0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 3 8 30# CHECK2-NEXT: foo1 PROGBITS [[#%x,FOO1:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 31# CHECK2-NEXT: .relafoo1 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 5 8 32# CHECK2: nonalloc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 C 0 0 8 33# CHECK2-NEXT: .relanonalloc0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 IC 11 7 8 34# CHECK2-NEXT: nonalloc1 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 35# CHECK2-NEXT: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MSC 0 0 8 36 37## llvm-readelf -r doesn't support SHF_COMPRESSED SHT_RELA. 38# CHECK2: warning: {{.*}}: unable to read relocations from SHT_RELA section with index 8: section [index 8] has an invalid sh_size ([[#]]) which is not a multiple of its sh_entsize (24) 39 40# CHECK2: Hex dump of section 'nonalloc0': 41## zlib with ch_size=0x10 42# CHECK2-NEXT: 01000000 00000000 10000000 00000000 43# CHECK2-NEXT: 08000000 00000000 {{.*}} 44# CHECK2: Hex dump of section '.debug_str': 45## zstd with ch_size=0x38 46# CHECK2-NEXT: 02000000 00000000 38000000 00000000 47# CHECK2-NEXT: 01000000 00000000 {{.*}} 48 49# CHECK2DE: Hex dump of section 'nonalloc0': 50# CHECK2DE-NEXT: 0x00000000 00000000 00000000 00000000 00000000 ................ 51# CHECK2DE-EMPTY: 52# CHECK2DE-NEXT: Hex dump of section '.debug_str': 53# CHECK2DE-NEXT: 0x00000000 41414141 41414141 41414141 41414141 AAAAAAAAAAAAAAAA 54 55## --decompress-debug-sections takes precedence, even if it is before --compress-sections. 56# RUN: llvm-objcopy a.o out3 --decompress-debug-sections --compress-sections .debug_str=zstd 57# RUN: llvm-readelf -S out3 | FileCheck %s --check-prefix=CHECK3 58 59# CHECK3: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MS 0 0 1 60 61# RUN: llvm-objcopy a.o out4 --compress-sections '*0=zlib' 62# RUN: llvm-readelf -S out4 | FileCheck %s --check-prefix=CHECK4 63 64# CHECK4: Name Type Address Off Size ES Flg Lk Inf Al 65# CHECK4: .text PROGBITS [[#%x,TEXT:]] [[#%x,]] [[#%x,]] 00 AX 0 0 4 66# CHECK4: foo0 PROGBITS [[#%x,FOO0:]] [[#%x,]] [[#%x,]] 00 AC 0 0 8 67# CHECK4-NEXT: .relafoo0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 IC 11 3 8 68# CHECK4-NEXT: foo1 PROGBITS [[#%x,FOO1:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 69# CHECK4-NEXT: .relafoo1 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 I 11 5 8 70# CHECK4: nonalloc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 C 0 0 8 71# CHECK4-NEXT: .relanonalloc0 RELA [[#%x,]] [[#%x,]] [[#%x,]] 18 IC 11 7 8 72# CHECK4-NEXT: nonalloc1 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 73# CHECK4-NEXT: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MS 0 0 1 74 75## If a section is already compressed, compression request for another format is ignored. 76# RUN: llvm-objcopy a.o out5 --compress-sections 'nonalloc0=zlib' 77# RUN: llvm-readelf -x nonalloc0 out5 | FileCheck %s --check-prefix=CHECK5 78# RUN: llvm-objcopy out5 out5a --compress-sections 'nonalloc0=zstd' 79# RUN: cmp out5 out5a 80 81# CHECK5: Hex dump of section 'nonalloc0': 82## zlib with ch_size=0x10 83# CHECK5-NEXT: 01000000 00000000 10000000 00000000 84# CHECK5-NEXT: 08000000 00000000 {{.*}} 85 86# RUN: not llvm-objcopy --compress-sections=foo a.o out 2>&1 | \ 87# RUN: FileCheck %s --check-prefix=ERR1 --implicit-check-not=error: 88# ERR1: error: --compress-sections: parse error, not 'section-glob=[none|zlib|zstd]' 89 90# RUN: llvm-objcopy --compress-sections 'a[=zlib' a.o out 2>&1 | \ 91# RUN: FileCheck %s --check-prefix=ERR2 --implicit-check-not=error: 92# ERR2: warning: invalid glob pattern, unmatched '[' 93 94# RUN: not llvm-objcopy a.o out --compress-sections='.debug*=zlib-gabi' --compress-sections='.debug*=' 2>&1 | \ 95# RUN: FileCheck -check-prefix=ERR3 %s 96# ERR3: error: invalid or unsupported --compress-sections format: .debug*=zlib-gabi 97 98# RUN: not llvm-objcopy a.o out --compress-sections='!.debug*=zlib' 2>&1 | \ 99# RUN: FileCheck -check-prefix=ERR4 %s 100# ERR4: error: --compress-sections: negative pattern is unsupported 101 102.globl _start 103_start: 104 ret 105 106.section foo0,"a" 107.balign 8 108.quad .text-. 109.quad .text-. 110.section foo1,"a" 111.balign 8 112.quad .text-. 113.quad .text-. 114.section nonalloc0,"" 115.balign 8 116.quad .text+1 117.quad .text+2 118sym0: 119.section nonalloc1,"" 120.balign 8 121.quad 42 122sym1: 123 124.section .debug_str,"MS",@progbits,1 125.Linfo_string0: 126 .asciz "AAAAAAAAAAAAAAAAAAAAAAAAAAA" 127.Linfo_string1: 128 .asciz "BBBBBBBBBBBBBBBBBBBBBBBBBBB" 129