62 lines · plain
1# REQUIRES: x862# RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o3 4# RUN: ld.lld -z norelro %t.o -o %t5# RUN: llvm-readelf -x .init -x .fini -x .init_array -x .fini_array %t | \6# RUN: FileCheck --check-prefixes=CHECK,ORDERED %s7 8# RUN: ld.lld -z norelro %t.o --shuffle-sections '*=1' -o %t19# RUN: llvm-readelf -x .init -x .fini -x .init_array -x .fini_array %t1 | \10# RUN: FileCheck --check-prefixes=CHECK,SHUFFLED %s11 12## .init and .fini rely on a particular order, e.g. crti.o crtbegin.o crtend.o crtn.o13## Don't shuffle them.14# CHECK: Hex dump of section '.init'15# CHECK-NEXT: 00010203 04050607 08090a0b16 17# CHECK: Hex dump of section '.fini'18# CHECK-NEXT: 00010203 04050607 08090a0b19 20## SHT_INIT_ARRAY/SHT_FINI_ARRAY with explicit priorities are still ordered.21# CHECK: Hex dump of section '.init_array'22# CHECK-NEXT: 0x{{[0-9a-f]+}} ff23# ORDERED-SAME: 000102 03040506 0708090a 0b24# SHUFFLED-SAME: 070201 0006090a 040b0503 0825 26# CHECK: Hex dump of section '.fini_array'27# CHECK-NEXT: 0x{{[0-9a-f]+}} ff28# ORDERED-SAME: 000102 03040506 0708090a 0b29# SHUFFLED-SAME: 070008 0a040209 03010b06 0530 31## With a SECTIONS command, SHT_INIT_ARRAY prirotities are ignored.32## All .init_array* are shuffled together.33# RUN: echo 'SECTIONS { \34# RUN: .init_array : { *(.init_array*) } \35# RUN: .fini_array : { *(.fini_array*) }}' > %t.script36# RUN: ld.lld -T %t.script %t.o -o %t237# RUN: llvm-readelf -x .init -x .fini -x .init_array -x .fini_array %t2 | \38# RUN: FileCheck --check-prefixes=CHECK2,ORDERED2 %s39# RUN: ld.lld -T %t.script %t.o --shuffle-sections '*=1' -o %t340# RUN: llvm-readelf -x .init -x .fini -x .init_array -x .fini_array %t3 | \41# RUN: FileCheck --check-prefixes=CHECK2,SHUFFLED2 %s42 43# CHECK2: Hex dump of section '.init_array'44# ORDERED2-NEXT: 0x{{[0-9a-f]+}} 00010203 04050607 08090a0b ff45# SHUFFLED2-NEXT: 0x{{[0-9a-f]+}} 07020100 06090a04 0b050308 ff46 47.irp i,0,1,2,3,4,5,6,7,8,9,10,1148 .section .init,"ax",@progbits,unique,\i49 .byte \i50 .section .fini,"ax",@progbits,unique,\i51 .byte \i52 .section .init_array,"aw",@init_array,unique,\i53 .byte \i54 .section .fini_array,"aw",@fini_array,unique,\i55 .byte \i56.endr57 58.section .init_array.1,"aw",@init_array59.byte 25560.section .fini_array.1,"aw",@fini_array61.byte 25562