| # REQUIRES: x86 |
| |
| # RUN: split-file %s %t |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos %t/default.s -o %t/default.o |
| |
| ## Check that mixing exported and unexported symbol options yields an error |
| # RUN: not %lld -dylib %t/default.o -o /dev/null \ |
| # RUN: -exported_symbol a -unexported_symbol b 2>&1 | \ |
| # RUN: FileCheck --check-prefix=CONFLICT %s |
| |
| # CONFLICT: error: cannot use both -exported_symbol* and -unexported_symbol* options |
| # CONFLICT-NEXT: >>> ignoring unexports |
| |
| ## Check that exported literal symbol name is present in symbol table |
| # RUN: not %lld -dylib %t/default.o -o /dev/null \ |
| # RUN: -exported_symbol absent_literal \ |
| # RUN: -exported_symbol absent_gl?b 2>&1 | \ |
| # RUN: FileCheck --check-prefix=UNDEF %s |
| |
| # UNDEF: error: undefined symbol absent_literal |
| # UNDEF-NEXT: >>> referenced from option -exported_symbol(s_list) |
| # UNDEF-NOT: error: {{.*}} absent_gl{{.}}b |
| |
| ## Check that exported symbol is global |
| # RUN: not %lld -dylib %t/default.o -o /dev/null \ |
| # RUN: -exported_symbol _private 2>&1 | \ |
| # RUN: FileCheck --check-prefix=PRIVATE %s |
| |
| # PRIVATE: error: cannot export hidden symbol _private |
| |
| #--- default.s |
| |
| .macro DEFSYM, type, sym |
| \type \sym |
| \sym: |
| retq |
| .endm |
| |
| DEFSYM .globl, _keep_globl |
| DEFSYM .globl, _hide_globl |
| DEFSYM .private_extern, _private |
| |
| ## Check that the export trie is unaltered |
| # RUN: %lld -dylib %t/default.o -o %t/default |
| # RUN: llvm-objdump --macho --exports-trie %t/default | \ |
| # RUN: FileCheck --check-prefix=DEFAULT %s |
| |
| # DEFAULT-LABEL: Exports trie: |
| # DEFAULT-DAG: _hide_globl |
| # DEFAULT-DAG: _keep_globl |
| # DEFAULT-NOT: _private |
| |
| ## Check that the export trie is shaped by an allow list and then |
| ## by a deny list. Both lists are designed to yield the same result. |
| |
| ## Check the allow list |
| # RUN: %lld -dylib %t/default.o -o %t/allowed \ |
| # RUN: -exported_symbol _keep_globl |
| # RUN: llvm-objdump --macho --exports-trie %t/allowed | \ |
| # RUN: FileCheck --check-prefix=TRIE %s |
| # RUN: llvm-nm -m %t/allowed | \ |
| # RUN: FileCheck --check-prefix=NM %s |
| |
| ## Check the deny list |
| # RUN: %lld -dylib %t/default.o -o %t/denied \ |
| # RUN: -unexported_symbol _hide_globl |
| # RUN: llvm-objdump --macho --exports-trie %t/denied | \ |
| # RUN: FileCheck --check-prefix=TRIE %s |
| # RUN: llvm-nm -m %t/denied | \ |
| # RUN: FileCheck --check-prefix=NM %s |
| |
| # TRIE-LABEL: Exports trie: |
| # TRIE-DAG: _keep_globl |
| # TRIE-NOT: _hide_globl |
| # TRIE-NOT: _private |
| |
| # NM-DAG: external _keep_globl |
| # NM-DAG: non-external (was a private external) _hide_globl |
| # NM-DAG: non-external (was a private external) _private |
| |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-macos \ |
| # RUN: %t/symdefs.s -o %t/symdefs.o |
| |
| #--- symdefs.s |
| |
| .macro DEFSYM, sym |
| .globl \sym |
| \sym: |
| retq |
| .endm |
| |
| DEFSYM literal_only |
| DEFSYM literal_also |
| DEFSYM globby_only |
| DEFSYM globby_also |
| |
| #--- literals |
| |
| literal_only # comment |
| literal_also |
| |
| # globby_only |
| globby_also |
| |
| ## Check that only string-literal patterns match |
| ## Check that comments and blank lines are stripped from symbol list |
| # RUN: %lld -dylib %t/symdefs.o -o %t/literal \ |
| # RUN: -exported_symbols_list %t/literals |
| # RUN: llvm-objdump --macho --exports-trie %t/literal | \ |
| # RUN: FileCheck --check-prefix=LITERAL %s |
| |
| # LITERAL-DAG: literal_only |
| # LITERAL-DAG: literal_also |
| # LITERAL-DAG: globby_also |
| # LITERAL-NOT: globby_only |
| |
| #--- globbys |
| |
| # literal_only |
| l?ter[aeiou]l_*[^y] # comment |
| |
| *gl?bby_* |
| |
| ## Check that only glob patterns match |
| ## Check that comments and blank lines are stripped from symbol list |
| # RUN: %lld -dylib %t/symdefs.o -o %t/globby \ |
| # RUN: -exported_symbols_list %t/globbys |
| # RUN: llvm-objdump --macho --exports-trie %t/globby | \ |
| # RUN: FileCheck --check-prefix=GLOBBY %s |
| |
| # GLOBBY-DAG: literal_also |
| # GLOBBY-DAG: globby_only |
| # GLOBBY-DAG: globby_also |
| # GLOBBY-NOT: literal_only |