1# REQUIRES: x86, 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# RUN: ld.lld -pie a.o -o out --compress-sections '*0=zlib' --compress-sections '*0=none' --compress-sections 'nomatch=none' 6# RUN: llvm-readelf -SrsX out | FileCheck %s --check-prefix=CHECK1 7 8# CHECK1: Name Type Address Off Size ES Flg Lk Inf Al 9# CHECK1: foo0 PROGBITS [[#%x,FOO0:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 10# CHECK1-NEXT: foo1 PROGBITS [[#%x,FOO1:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 11# CHECK1-NEXT: .text PROGBITS [[#%x,TEXT:]] [[#%x,]] [[#%x,]] 00 AX 0 0 4 12# CHECK1: nonalloc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 13# CHECK1-NEXT: nonalloc1 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 14# CHECK1-NEXT: smallc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 0 0 8 15# CHECK1-NEXT: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MS 0 0 1 16 17# CHECK1: 0000000000000090 0 NOTYPE LOCAL DEFAULT [[#]] (nonalloc0) sym0 18# CHECK1: 0000000000000088 0 NOTYPE LOCAL DEFAULT [[#]] (nonalloc1) sym1 19 20# RUN: ld.lld -pie a.o --compress-sections '*c0=zlib' --compress-sections .debug_str=zstd:3 -o out2 21# RUN: llvm-readelf -SrsX -x nonalloc0 -x .debug_str out2 | FileCheck %s --check-prefix=CHECK2 22 23# CHECK2: Name Type Address Off Size ES Flg Lk Inf Al 24# CHECK2: foo0 PROGBITS [[#%x,FOO0:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 25# CHECK2-NEXT: foo1 PROGBITS [[#%x,FOO1:]] [[#%x,]] [[#%x,]] 00 A 0 0 8 26# CHECK2-NEXT: .text PROGBITS [[#%x,TEXT:]] [[#%x,]] [[#%x,]] 00 AX 0 0 4 27# CHECK2: nonalloc0 PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 00 C 0 0 1 28# CHECK2-NEXT: nonalloc1 PROGBITS 0000000000000000 [[#%x,]] 000088 00 0 0 8 29# CHECK2-NEXT: smallc0 PROGBITS 0000000000000000 [[#%x,]] 00000c 00 0 0 1 30# CHECK2-NEXT: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MSC 0 0 1 31 32# CHECK2: 0000000000000090 0 NOTYPE LOCAL DEFAULT [[#]] (nonalloc0) sym0 33# CHECK2: 0000000000000088 0 NOTYPE LOCAL DEFAULT [[#]] (nonalloc1) sym1 34 35# CHECK2: Hex dump of section 'nonalloc0': 36## zlib with ch_size=0x90 37# CHECK2-NEXT: 01000000 00000000 90000000 00000000 38# CHECK2-NEXT: 01000000 00000000 {{.*}} 39# CHECK2: Hex dump of section '.debug_str': 40## zstd with ch_size=0x38 41# CHECK2-NEXT: 02000000 00000000 38000000 00000000 42# CHECK2-NEXT: 01000000 00000000 {{.*}} 43 44## --compress-sections takes precedence. 45# RUN: ld.lld a.o --compress-sections .debug_str=zstd --compress-debug-sections=none -o out3 46# RUN: llvm-readelf -S out3 | FileCheck %s --check-prefix=CHECK3 47 48# CHECK3: .debug_str PROGBITS 0000000000000000 [[#%x,]] [[#%x,]] 01 MSC 0 0 1 49 50# RUN: not ld.lld a.o --compress-sections '*0=zlib' 2>&1 | \ 51# RUN: FileCheck %s --check-prefix=ERR-ALLOC --implicit-check-not=error: 52# ERR-ALLOC: error: --compress-sections: section 'foo0' with the SHF_ALLOC flag cannot be compressed 53 54# RUN: not ld.lld --compress-sections=foo a.o 2>&1 | \ 55# RUN: FileCheck %s --check-prefix=ERR1 --implicit-check-not=error: 56# ERR1: error: --compress-sections: parse error, not 'section-glob=[none|zlib|zstd]' 57 58# RUN: not ld.lld --compress-sections 'a[=zlib' a.o 2>&1 | \ 59# RUN: FileCheck %s --check-prefix=ERR2 --implicit-check-not=error: 60# ERR2: error: --compress-sections: invalid glob pattern, unmatched '[' 61 62# RUN: not ld.lld a.o --compress-sections='.debug*=zlib-gabi' --compress-sections='.debug*=' 2>&1 | \ 63# RUN: FileCheck -check-prefix=ERR3 %s 64# ERR3: unknown --compress-sections value: zlib-gabi 65# ERR3-NEXT: --compress-sections: parse error, not 'section-glob=[none|zlib|zstd]' 66 67# RUN: not ld.lld a.o --compress-sections='a=zlib:' --compress-sections='a=zlib:-1' 2>&1 | \ 68# RUN: FileCheck %s --check-prefix=ERR4 --implicit-check-not=error: 69# ERR4: error: --compress-sections: expected a non-negative integer compression level, but got '' 70# ERR4: error: --compress-sections: expected a non-negative integer compression level, but got '-1' 71 72## Invalid compression level for zlib. 73# RUN: not ld.lld a.o --compress-sections='.debug*=zlib:99' 2>&1 | \ 74# RUN: FileCheck %s --check-prefix=ERR6 --implicit-check-not=error: 75# ERR6: error: --compress-sections: deflateInit2 returned -2 76 77.globl _start 78_start: 79 ret 80 81.section foo0,"a" 82.balign 8 83.quad .text-. 84.quad .text-. 85.space 128 86.section foo1,"a" 87.balign 8 88.quad .text-. 89.quad .text-. 90.space 128 91.section nonalloc0,"" 92.balign 8 93.quad .text+1 94.quad .text+2 95.space 128 96sym0: 97.section nonalloc1,"" 98.balign 8 99.quad 42 100.space 128 101sym1: 102 103.section smallc0,"" 104.balign 8 105.space 12 106 107.section .debug_str,"MS",@progbits,1 108.Linfo_string0: 109 .asciz "AAAAAAAAAAAAAAAAAAAAAAAAAAA" 110.Linfo_string1: 111 .asciz "BBBBBBBBBBBBBBBBBBBBBBBBBBB" 112