Michael J. Spencer 8c4729fd44 [Object] Add {begin,end}_dynamic_symbols stubs and implementation for ELF.
Add -D option to llvm-nm to dump dynamic symbols.

Patch by David Meyer.

llvm-svn: 151600
2012-02-28 00:40:37 +00:00

32 lines
845 B
LLVM

; How to make the shared objects from this file:
;
; X86-32 ELF:
; llc -mtriple=i386-linux-gnu shared.ll -filetype=obj -o tmp32.o -relocation-model=pic
; ld -melf_i386 -shared tmp32.o -o shared-object-test.elf-i386 --unresolved-symbols=ignore-all
;
; X86-64 ELF:
; llc -mtriple=x86_64-linux-gnu shared.ll -filetype=obj -o tmp64.o -relocation-model=pic
; ld -melf_x86_64 -shared tmp64.o -o shared-object-test.elf-x86-64 --unresolved-symbols=ignore-all
@defined_sym = global i32 1, align 4
@tls_sym = thread_local global i32 2, align 4
@undef_sym = external global i32
@undef_tls_sym = external thread_local global i32
@common_sym = common global i32 0, align 4
define i32 @global_func() nounwind uwtable {
entry:
ret i32 0
}
declare i32 @undef_func(...)
define internal i32 @local_func() nounwind uwtable {
entry:
ret i32 0
}