| ## Show that llvm-readobj can dump SHT_LLVM_ADDRSIG sections. |
| |
| # RUN: yaml2obj --docnum=1 %s -o %t1.o |
| # RUN: llvm-readobj --addrsig %t1.o | FileCheck -DFILE=%t1.o %s --check-prefix=LLVM |
| # RUN: llvm-readelf --addrsig %t1.o | \ |
| # RUN: FileCheck -DFILE=%t1.o %s --strict-whitespace --match-full-lines --check-prefix=GNU |
| |
| # LLVM: Addrsig [ |
| # LLVM-NEXT: Sym: foo (1) |
| # LLVM-NEXT: Sym: bar (2) |
| # LLVM-NEXT: ] |
| |
| # GNU:Address-significant symbols section '.llvm_addrsig' contains 2 entries: |
| # GNU-NEXT: Num: Name |
| # GNU-NEXT: 1: foo |
| # GNU-NEXT: 2: bar |
| # GNU-EMPTY: |
| # GNU-NOT:{{.}} |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .llvm_addrsig |
| ShName: [[NAME=<none>]] |
| Type: SHT_LLVM_ADDRSIG |
| Symbols: [ foo, bar ] |
| Symbols: |
| - Name: foo |
| - Name: bar |
| |
| ## Check what we print when it is impossible to read the name of the SHT_LLVM_ADDRSIG section. |
| ## llvm-readelf reports a warning in this case. |
| |
| # RUN: yaml2obj --docnum=1 -DNAME=0xff %s -o %t1.name.o |
| # RUN: llvm-readobj --addrsig %t1.name.o 2>&1 | \ |
| # RUN: FileCheck -DFILE=%t1.name.o %s --check-prefix=LLVM --implicit-check-not=warning: |
| # RUN: llvm-readelf --addrsig %t1.name.o 2>&1 | \ |
| # RUN: FileCheck -DFILE=%t1.name.o %s --check-prefix=NAME-GNU --implicit-check-not=warning: |
| |
| # NAME-GNU: warning: '[[FILE]]': unable to get the name of SHT_LLVM_ADDRSIG section with index 1: a section [index 1] has an invalid sh_name (0xff) offset which goes past the end of the section name string table |
| # NAME-GNU: Address-significant symbols section '<?>' contains 2 entries: |
| # NAME-GNU-NEXT: Num: Name |
| # NAME-GNU-NEXT: 1: foo |
| # NAME-GNU-NEXT: 2: bar |
| |
| ## Check that llvm-readobj dumps any SHT_LLVM_ADDRSIG section when --all |
| ## is specified for LLVM style, but not for GNU style. |
| |
| # RUN: llvm-readobj --all %t1.o | FileCheck %s --check-prefix=LLVM |
| # RUN: llvm-readelf --all %t1.o | FileCheck %s --implicit-check-not="Address-significant" |
| |
| ## Check we report a warning when the content of the SHT_LLVM_ADDRSIG section |
| ## is broken (e.g. contains a malformed uleb128). |
| |
| # RUN: yaml2obj --docnum=2 %s -o %t2.1.o |
| # RUN: llvm-readobj --addrsig %t2.1.o 2>&1 | FileCheck %s -DFILE=%t2.1.o --check-prefix=MALFORMED-LLVM |
| # RUN: llvm-readelf --addrsig %t2.1.o 2>&1 | FileCheck %s -DFILE=%t2.1.o --check-prefix=MALFORMED-GNU |
| |
| # MALFORMED-LLVM: Addrsig [ |
| # MALFORMED-LLVM-NEXT: warning: '[[FILE]]': unable to decode SHT_LLVM_ADDRSIG section with index 1: malformed uleb128, extends past end |
| # MALFORMED-LLVM-NEXT: ] |
| |
| # MALFORMED-GNU: warning: '[[FILE]]': unable to decode SHT_LLVM_ADDRSIG section with index 1: malformed uleb128, extends past end |
| # MALFORMED-GNU-NOT:{{.}} |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .llvm_addrsig |
| Type: SHT_LLVM_ADDRSIG |
| Content: "FF" |
| ShOffset: [[OFFSET=<none>]] |
| |
| ## Check we report a warning when the content of the SHT_LLVM_ADDRSIG section can't be read. |
| |
| # RUN: yaml2obj --docnum=2 -DOFFSET=0xffffffff %s -o %t2.2.o |
| # RUN: llvm-readobj --addrsig %t2.2.o 2>&1 | FileCheck %s -DFILE=%t2.2.o --check-prefix=BROKEN-SEC-LLVM |
| # RUN: llvm-readelf --addrsig %t2.2.o 2>&1 | FileCheck %s -DFILE=%t2.2.o --check-prefix=BROKEN-SEC-GNU |
| |
| # BROKEN-SEC-LLVM: Addrsig [ |
| # BROKEN-SEC-LLVM-NEXT: warning: '[[FILE]]': section [index 1] has a sh_offset (0xffffffff) + sh_size (0x1) that is greater than the file size (0x168) |
| # BROKEN-SEC-LLVM-NEXT: ] |
| |
| # BROKEN-SEC-GNU: warning: '[[FILE]]': section [index 1] has a sh_offset (0xffffffff) + sh_size (0x1) that is greater than the file size (0x168) |
| # BROKEN-SEC-GNU-NOT:{{.}} |
| |
| ## Check we report a warning when SHT_LLVM_ADDRSIG references a symbol that can't be |
| ## dumped (e.g. the index value is larger than the number of symbols in .symtab). |
| |
| # RUN: yaml2obj --docnum=3 %s -o %t3.o |
| # RUN: llvm-readobj --addrsig %t3.o 2>&1 | FileCheck %s -DFILE=%t3.o --check-prefix=INVALID-INDEX-LLVM |
| # RUN: llvm-readelf --addrsig %t3.o 2>&1 | FileCheck %s -DFILE=%t3.o --check-prefix=INVALID-INDEX-GNU |
| |
| # INVALID-INDEX-LLVM: Addrsig [ |
| # INVALID-INDEX-LLVM-NEXT: Sym: foo (1) |
| # INVALID-INDEX-LLVM-NEXT: warning: '[[FILE]]': unable to read the name of symbol with index 255: unable to get symbol from section [index 2]: invalid symbol index (255) |
| # INVALID-INDEX-LLVM-NEXT: Sym: <?> (255) |
| # INVALID-INDEX-LLVM-NEXT: Sym: bar (2) |
| # INVALID-INDEX-LLVM-NEXT: ] |
| |
| # INVALID-INDEX-GNU: Address-significant symbols section '.llvm_addrsig' contains 3 entries: |
| # INVALID-INDEX-GNU-NEXT: Num: Name |
| # INVALID-INDEX-GNU-NEXT: 1: foo |
| # INVALID-INDEX-GNU-NEXT: warning: '[[FILE]]': unable to read the name of symbol with index 255: unable to get symbol from section [index 2]: invalid symbol index (255) |
| # INVALID-INDEX-GNU-NEXT: 2: <?> |
| # INVALID-INDEX-GNU-NEXT: 3: bar |
| |
| --- !ELF |
| FileHeader: |
| Class: ELFCLASS64 |
| Data: ELFDATA2LSB |
| Type: ET_DYN |
| Sections: |
| - Name: .llvm_addrsig |
| Type: SHT_LLVM_ADDRSIG |
| Symbols: [ 1, 255, 2 ] |
| Symbols: |
| - Name: foo |
| - Name: bar |