Michael J. Spencer | dfa1896 | 2012-02-28 00:40:37 +0000 | [diff] [blame] | 1 | ; How to make the shared objects from this file: |
| 2 | ; |
David Meyer | 5c2b4ea | 2012-03-01 01:36:50 +0000 | [diff] [blame^] | 3 | ; LDARGS="--unresolved-symbols=ignore-all -soname=libfoo.so --no-as-needed -lc -lm" |
| 4 | ; |
Michael J. Spencer | dfa1896 | 2012-02-28 00:40:37 +0000 | [diff] [blame] | 5 | ; X86-32 ELF: |
| 6 | ; llc -mtriple=i386-linux-gnu shared.ll -filetype=obj -o tmp32.o -relocation-model=pic |
David Meyer | 5c2b4ea | 2012-03-01 01:36:50 +0000 | [diff] [blame^] | 7 | ; ld -melf_i386 -shared tmp32.o -o shared-object-test.elf-i386 $LDARGS |
Michael J. Spencer | dfa1896 | 2012-02-28 00:40:37 +0000 | [diff] [blame] | 8 | ; |
| 9 | ; X86-64 ELF: |
| 10 | ; llc -mtriple=x86_64-linux-gnu shared.ll -filetype=obj -o tmp64.o -relocation-model=pic |
David Meyer | 5c2b4ea | 2012-03-01 01:36:50 +0000 | [diff] [blame^] | 11 | ; ld -melf_x86_64 -shared tmp64.o -o shared-object-test.elf-x86-64 $LDARGS |
Michael J. Spencer | dfa1896 | 2012-02-28 00:40:37 +0000 | [diff] [blame] | 12 | |
| 13 | @defined_sym = global i32 1, align 4 |
| 14 | |
| 15 | @tls_sym = thread_local global i32 2, align 4 |
| 16 | |
| 17 | @undef_sym = external global i32 |
| 18 | |
| 19 | @undef_tls_sym = external thread_local global i32 |
| 20 | |
| 21 | @common_sym = common global i32 0, align 4 |
| 22 | |
| 23 | define i32 @global_func() nounwind uwtable { |
| 24 | entry: |
| 25 | ret i32 0 |
| 26 | } |
| 27 | |
| 28 | declare i32 @undef_func(...) |
| 29 | |
| 30 | define internal i32 @local_func() nounwind uwtable { |
| 31 | entry: |
| 32 | ret i32 0 |
| 33 | } |