| # RUN: yaml2obj --docnum=1 %s -o %t.o |
| # RUN: echo '.*' > %t.symbols.regex |
| |
| ## Check that the visibility of all symbols is properly set to DEFAULT. |
| # RUN: llvm-objcopy %t.o %t0.o --set-symbols-visibility=%t.symbols.regex=default --regex |
| # RUN: llvm-readelf -s %t0.o | FileCheck %s --check-prefix=DEF |
| |
| # DEF-DAG: DEFAULT 1 default_local |
| # DEF-DAG: DEFAULT 1 internal_local |
| # DEF-DAG: DEFAULT 1 hidden_local |
| # DEF-DAG: DEFAULT 1 protected_local |
| # DEF-DAG: DEFAULT 1 default_global |
| # DEF-DAG: DEFAULT 1 default_weak |
| # DEF-DAG: DEFAULT 1 internal_global |
| # DEF-DAG: DEFAULT 1 internal_weak |
| # DEF-DAG: DEFAULT 1 hidden_global |
| # DEF-DAG: DEFAULT 1 hidden_weak |
| # DEF-DAG: DEFAULT 1 protected_global |
| # DEF-DAG: DEFAULT 1 protected_weak |
| |
| ## Check that the visibility of all symbols is properly set to HIDDEN. |
| # RUN: llvm-objcopy %t.o %t1.o --set-symbols-visibility=%t.symbols.regex=hidden --regex |
| # RUN: llvm-readelf -s %t1.o | FileCheck %s --check-prefix=HID |
| |
| # HID-DAG: HIDDEN 1 default_local |
| # HID-DAG: HIDDEN 1 internal_local |
| # HID-DAG: HIDDEN 1 hidden_local |
| # HID-DAG: HIDDEN 1 protected_local |
| # HID-DAG: HIDDEN 1 default_global |
| # HID-DAG: HIDDEN 1 default_weak |
| # HID-DAG: HIDDEN 1 internal_global |
| # HID-DAG: HIDDEN 1 internal_weak |
| # HID-DAG: HIDDEN 1 hidden_global |
| # HID-DAG: HIDDEN 1 hidden_weak |
| # HID-DAG: HIDDEN 1 protected_global |
| # HID-DAG: HIDDEN 1 protected_weak |
| |
| ## Check that the visibility of all symbols is properly set to PROTECTED. |
| # RUN: llvm-objcopy %t.o %t2.o --set-symbols-visibility=%t.symbols.regex=protected --regex |
| # RUN: llvm-readelf -s %t2.o | FileCheck %s --check-prefix=PRO |
| |
| # PRO-DAG: PROTECTED 1 default_local |
| # PRO-DAG: PROTECTED 1 internal_local |
| # PRO-DAG: PROTECTED 1 hidden_local |
| # PRO-DAG: PROTECTED 1 protected_local |
| # PRO-DAG: PROTECTED 1 default_global |
| # PRO-DAG: PROTECTED 1 default_weak |
| # PRO-DAG: PROTECTED 1 internal_global |
| # PRO-DAG: PROTECTED 1 internal_weak |
| # PRO-DAG: PROTECTED 1 hidden_global |
| # PRO-DAG: PROTECTED 1 hidden_weak |
| # PRO-DAG: PROTECTED 1 protected_global |
| # PRO-DAG: PROTECTED 1 protected_weak |
| |
| ## Check that the visibility of all symbols is properly set to INTERNAL. |
| # RUN: llvm-objcopy %t.o %t3.o --set-symbols-visibility=%t.symbols.regex=internal --regex |
| # RUN: llvm-readelf -s %t3.o | FileCheck %s --check-prefix=INT |
| |
| # INT-DAG: INTERNAL 1 default_local |
| # INT-DAG: INTERNAL 1 internal_local |
| # INT-DAG: INTERNAL 1 hidden_local |
| # INT-DAG: INTERNAL 1 protected_local |
| # INT-DAG: INTERNAL 1 default_global |
| # INT-DAG: INTERNAL 1 default_weak |
| # INT-DAG: INTERNAL 1 internal_global |
| # INT-DAG: INTERNAL 1 internal_weak |
| # INT-DAG: INTERNAL 1 hidden_global |
| # INT-DAG: INTERNAL 1 hidden_weak |
| # INT-DAG: INTERNAL 1 protected_global |
| # INT-DAG: INTERNAL 1 protected_weak |
| |
| ## Check that setting the visibility of certain symbols that were read from |
| ## a file does not affect other symbols. |
| # RUN: echo -e "default_local\ninternal_local" > %t.symbol.list |
| # RUN: llvm-objcopy %t.o %t4.o --set-symbols-visibility=%t.symbol.list=hidden |
| # RUN: llvm-readelf -s %t4.o | FileCheck %s --check-prefix=FILE |
| |
| # FILE-DAG: HIDDEN 1 default_local |
| # FILE-DAG: HIDDEN 1 internal_local |
| ## Unaffected symbols: |
| # FILE-DAG: HIDDEN 1 hidden_local |
| # FILE-DAG: PROTECTED 1 protected_local |
| # FILE-DAG: DEFAULT 1 default_global |
| # FILE-DAG: DEFAULT 1 default_weak |
| # FILE-DAG: INTERNAL 1 internal_global |
| # FILE-DAG: INTERNAL 1 internal_weak |
| # FILE-DAG: HIDDEN 1 hidden_global |
| # FILE-DAG: HIDDEN 1 hidden_weak |
| # FILE-DAG: PROTECTED 1 protected_global |
| # FILE-DAG: PROTECTED 1 protected_weak |
| |
| ## Check that the visibility of a single symbol is set correctly, |
| ## and that no other symbols are affected. |
| # RUN: llvm-objcopy %t.o %t5.o --set-symbol-visibility=default_local=hidden \ |
| # RUN: --set-symbol-visibility=internal_local=protected \ |
| # RUN: --set-symbol-visibility=hidden_local=internal \ |
| # RUN: --set-symbol-visibility=protected_local=default |
| # RUN: llvm-readelf -s %t5.o | FileCheck %s --check-prefix=SINGLE |
| |
| # SINGLE-DAG: HIDDEN 1 default_local |
| # SINGLE-DAG: PROTECTED 1 internal_local |
| # SINGLE-DAG: INTERNAL 1 hidden_local |
| # SINGLE-DAG: DEFAULT 1 protected_local |
| ## Unaffected symbols: |
| # SINGLE-DAG: DEFAULT 1 default_global |
| # SINGLE-DAG: DEFAULT 1 default_weak |
| # SINGLE-DAG: INTERNAL 1 internal_global |
| # SINGLE-DAG: INTERNAL 1 internal_weak |
| # SINGLE-DAG: HIDDEN 1 hidden_global |
| # SINGLE-DAG: HIDDEN 1 hidden_weak |
| # SINGLE-DAG: PROTECTED 1 protected_global |
| # SINGLE-DAG: PROTECTED 1 protected_weak |
| |
| ## Check that the visibility of symbols specified by a regex are set correctly, |
| ## and that no other symbols are affected. |
| # RUN: llvm-objcopy %t.o %t6.o --set-symbol-visibility='.*'_local=hidden --regex |
| # RUN: llvm-readelf -s %t6.o | FileCheck %s --check-prefix=REGEX |
| |
| # REGEX-DAG: HIDDEN 1 default_local |
| # REGEX-DAG: HIDDEN 1 internal_local |
| # REGEX-DAG: HIDDEN 1 hidden_local |
| # REGEX-DAG: HIDDEN 1 protected_local |
| ## Unaffected symbols: |
| # REGEX-DAG: DEFAULT 1 default_global |
| # REGEX-DAG: DEFAULT 1 default_weak |
| # REGEX-DAG: INTERNAL 1 internal_global |
| # REGEX-DAG: INTERNAL 1 internal_weak |
| # REGEX-DAG: HIDDEN 1 hidden_global |
| # REGEX-DAG: HIDDEN 1 hidden_weak |
| # REGEX-DAG: PROTECTED 1 protected_global |
| # REGEX-DAG: PROTECTED 1 protected_weak |
| |
| ## Check that the visibility of symbols specified by a wildcard are set correctly, |
| ## and that no other symbols are affected. |
| # RUN: llvm-objcopy %t.o %t7.o --set-symbol-visibility='*_local'=hidden --wildcard |
| # RUN: llvm-readelf -s %t7.o | FileCheck %s --check-prefix=WILDCARD |
| |
| # WILDCARD-DAG: HIDDEN 1 default_local |
| # WILDCARD-DAG: HIDDEN 1 internal_local |
| # WILDCARD-DAG: HIDDEN 1 hidden_local |
| # WILDCARD-DAG: HIDDEN 1 protected_local |
| ## Unaffected symbols: |
| # WILDCARD-DAG: DEFAULT 1 default_global |
| # WILDCARD-DAG: DEFAULT 1 default_weak |
| # WILDCARD-DAG: INTERNAL 1 internal_global |
| # WILDCARD-DAG: INTERNAL 1 internal_weak |
| # WILDCARD-DAG: HIDDEN 1 hidden_global |
| # WILDCARD-DAG: HIDDEN 1 hidden_weak |
| # WILDCARD-DAG: PROTECTED 1 protected_global |
| # WILDCARD-DAG: PROTECTED 1 protected_weak |
| |
| ## Check that the latest option that matches the same symbols as any of the previous |
| ## options overwrites the visibility of these symbols. |
| # RUN: echo -e '*_weak\n*_local' > %t.symbols.pattern |
| # RUN: llvm-objcopy %t.o %t8.o --set-symbol-visibility='default_*'=hidden \ |
| # RUN: --set-symbol-visibility='internal_*'=hidden \ |
| # RUN: --set-symbols-visibility=%t.symbols.pattern=protected \ |
| # RUN: --wildcard |
| # RUN: llvm-readelf -s %t8.o | FileCheck %s --check-prefix=REWRITE |
| |
| # REWRITE-DAG: PROTECTED 1 default_local |
| # REWRITE-DAG: HIDDEN 1 default_global |
| # REWRITE-DAG: PROTECTED 1 default_weak |
| # REWRITE-DAG: PROTECTED 1 internal_local |
| # REWRITE-DAG: HIDDEN 1 internal_global |
| # REWRITE-DAG: PROTECTED 1 internal_weak |
| # REWRITE-DAG: PROTECTED 1 hidden_local |
| # REWRITE-DAG: PROTECTED 1 hidden_weak |
| # REWRITE-DAG: PROTECTED 1 protected_local |
| # REWRITE-DAG: PROTECTED 1 protected_weak |
| ## Unaffected symbols: |
| # REWRITE-DAG: HIDDEN 1 hidden_global |
| # REWRITE-DAG: PROTECTED 1 protected_global |
| |
| ## Check that a symbol name with a special charater is treated as a plain name |
| ## when pattern matching options are not enabled. |
| # RUN: yaml2obj --docnum=2 %s -o %t9.o |
| # RUN: llvm-objcopy %t9.o --set-symbol-visibility='f*o'=hidden |
| # RUN: llvm-readelf -s %t9.o | FileCheck %s --check-prefix=SPECIAL |
| |
| # SPECIAL-DAG: HIDDEN 1 f*o |
| ## Unaffected symbol: |
| # SPECIAL-DAG: DEFAULT 1 foo |
| |
| # RUN: yaml2obj --docnum=3 %s -o %t10.o |
| |
| ## Check that the visibility of undefined symbols can be changed as well. |
| # RUN: llvm-objcopy %t10.o --set-symbol-visibility=foo=hidden |
| # RUN: llvm-readelf -s %t10.o | FileCheck %s --check-prefix=UNDEF |
| # UNDEF: HIDDEN UND foo |
| |
| ## Check that passing an invalid visibility type generates an error message. |
| # RUN: echo 'foo' > %t.symbols |
| # RUN: not llvm-objcopy %t10.o --set-symbols-visibility=%t.symbols=invalid-type 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=TYPE |
| # RUN: not llvm-objcopy %t10.o --set-symbol-visibility=foo=invalid-type 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=TYPE |
| # TYPE: error: 'invalid-type' is not a valid symbol visibility |
| |
| ## Check that omitting the '=' character generates an error. |
| # RUN: not llvm-objcopy %t10.o --set-symbols-visibility=%t.symbols,hidden 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=FORMAT -DOPTION=--set-symbols-visibility |
| # RUN: not llvm-objcopy %t10.o --set-symbol-visibility=foo default 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=FORMAT -DOPTION=--set-symbol-visibility |
| # FORMAT: error: bad format for [[OPTION]] |
| |
| ## Check that using an invalid symbol pattern generates an error. |
| # RUN: echo '*.' > %t.symbols.regex |
| # RUN: not llvm-objcopy %t10.o --set-symbols-visibility=%t.symbols.regex=hidden --regex 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=SYMBOL |
| # RUN: not llvm-objcopy %t10.o --set-symbol-visibility='*.'=default --regex 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=SYMBOL |
| # SYMBOL: error: cannot compile regular expression '*.': repetition-operator operand invalid |
| |
| ## Check passing an invalid filename generates an error. |
| # RUN: not llvm-objcopy %t10.o --set-symbols-visibility=no_file=hidden 2>&1 | \ |
| # RUN: FileCheck %s --check-prefix=NO_FILE -DMSG=%errc_ENOENT |
| # NO_FILE: error: 'no_file': [[MSG]] |
| |
| --- |
| !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .text |
| Type: SHT_PROGBITS |
| Symbols: |
| - Name: default_local |
| Section: .text |
| Binding: STB_LOCAL |
| - Name: protected_local |
| Section: .text |
| Binding: STB_LOCAL |
| Other: [ STV_PROTECTED ] |
| - Name: internal_local |
| Section: .text |
| Binding: STB_LOCAL |
| Other: [ STV_INTERNAL ] |
| - Name: hidden_local |
| Section: .text |
| Binding: STB_LOCAL |
| Other: [ STV_HIDDEN ] |
| - Name: default_weak |
| Section: .text |
| Binding: STB_WEAK |
| - Name: internal_weak |
| Section: .text |
| Binding: STB_WEAK |
| Other: [ STV_INTERNAL ] |
| - Name: hidden_weak |
| Section: .text |
| Binding: STB_WEAK |
| Other: [ STV_HIDDEN ] |
| - Name: protected_weak |
| Section: .text |
| Binding: STB_WEAK |
| Other: [ STV_PROTECTED ] |
| - Name: default_global |
| Section: .text |
| Binding: STB_GLOBAL |
| - Name: internal_global |
| Section: .text |
| Binding: STB_GLOBAL |
| Other: [ STV_INTERNAL ] |
| - Name: hidden_global |
| Section: .text |
| Binding: STB_GLOBAL |
| Other: [ STV_HIDDEN ] |
| - Name: protected_global |
| Section: .text |
| Binding: STB_GLOBAL |
| Other: [ STV_PROTECTED ] |
| - Name: ignored_name |
| Section: .text |
| Binding: STB_GLOBAL |
| Other: [ STV_INTERNAL ] |
| ... |
| |
| --- |
| !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Sections: |
| - Name: .text |
| Type: SHT_PROGBITS |
| Symbols: |
| - Name: f*o |
| Section: .text |
| Binding: STB_LOCAL |
| - Name: foo |
| Section: .text |
| Binding: STB_LOCAL |
| ... |
| |
| --- |
| !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_REL |
| Machine: EM_X86_64 |
| Symbols: |
| - Name: foo |
| Binding: STB_LOCAL |
| ... |
