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|
## Show that llvm-readobj prints symbol shndxes correctly, for valid indexes,
## invalid indexes (i.e. section indexes that don't correspond to a real
## section), reserved values and processor/os-specific index values, for both GNU
## and LLVM styles.
# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: llvm-readobj --symbols %t1 | FileCheck %s --check-prefix=LLVM1
# RUN: llvm-readelf --symbols %t1 | FileCheck %s --check-prefix=GNU1
# LLVM1: Name: undef
# LLVM1: Section:
# LLVM1-SAME: Undefined (0x0)
# LLVM1: Name: normal
# LLVM1: Section:
# LLVM1-SAME: .text (0x1)
# LLVM1: Name: common
# LLVM1: Section:
# LLVM1-SAME: Common (0xFFF2)
# LLVM1: Name: absolute
# LLVM1: Section:
# LLVM1-SAME: Absolute (0xFFF1)
# LLVM1: Name: proc
# LLVM1: Section:
# LLVM1-SAME: Processor Specific (0xFF01)
# LLVM1: Name: os
# LLVM1: Section:
# LLVM1-SAME: Operating System Specific (0xFF21)
# LLVM1: Name: reserved
# LLVM1: Section:
# LLVM1-SAME: Reserved (0xFFFE)
# LLVM1: Name: xindex
# LLVM1: Section:
# LLVM1: .text (0x1)
# GNU1: Symbol table '.symtab' contains 9 entries:
# GNU1-NEXT: Num: {{.*}} Ndx Name
# GNU1-NEXT: 0: {{.*}} UND
# GNU1-NEXT: 1: {{.*}} UND undef
# GNU1-NEXT: 2: {{.*}} 1 normal
# GNU1-NEXT: 3: {{.*}} COM common
# GNU1-NEXT: 4: {{.*}} ABS absolute
# GNU1-NEXT: 5: {{.*}} PRC[0xff01] proc
# GNU1-NEXT: 6: {{.*}} OS[0xff21] os
# GNU1-NEXT: 7: {{.*}} RSV[0xfffe] reserved
# GNU1-NEXT: 8: {{.*}} 1 xindex
--- !ELF
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_386
Sections:
- Name: .text
Type: SHT_PROGBITS
- Name: .symtab_shndx
Type: SHT_SYMTAB_SHNDX
Link: .symtab
Entries: [ 0, 0, 0, 0, 0, 0, 0, 0, 1 ]
Symbols:
- Name: undef
Binding: STB_GLOBAL
- Name: normal
Section: .text
Binding: STB_GLOBAL
- Name: common
Index: SHN_COMMON
Binding: STB_GLOBAL
- Name: absolute
Index: SHN_ABS
Binding: STB_GLOBAL
- Name: proc
Index: 0xff01
Binding: STB_GLOBAL
- Name: os
Index: 0xff21
Binding: STB_GLOBAL
- Name: reserved
Index: 0xfffe
Binding: STB_GLOBAL
- Name: xindex
Index: SHN_XINDEX
Binding: STB_GLOBAL
## In this case, the index does not correspond to a real section. Check that GNU
## style just prints the section index as normal and LLVM style prints a warning
## (but only once for each warning).
# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: llvm-readobj --symbols %t2 2> %t2.llvm.err | FileCheck %s --check-prefix=LLVM2
# RUN: FileCheck %s --input-file=%t2.llvm.err --check-prefix=BAD-SHNDX --implicit-check-not=warning
# RUN: llvm-readelf --symbols %t2 2> %t2.gnu.err | FileCheck %s --check-prefix=GNU2
# RUN: FileCheck %s --input-file=%t2.gnu.err --allow-empty --implicit-check-not={{.}}
# LLVM2: Name: bad
# LLVM2: Section:
# LLVM2-SAME: <?> (0x42)
# LLVM2: Name: bad2
# LLVM2: Section:
# LLVM2-SAME: <?> (0x42)
# LLVM2: Name: bad3
# LLVM2: Section:
# LLVM2-SAME: <?> (0x43)
# LLVM2: Name: invalid_shndx
# LLVM2: Section:
# LLVM2-SAME: <?> (0x9)
# LLVM2: Name: invalid_shndx2
# LLVM2: Section:
# LLVM2-SAME: <?> (0x9)
# LLVM2: Name: invalid_shndx3
# LLVM2: Section:
# LLVM2-SAME: <?> (0xA)
# GNU2: Symbol table '.symtab' contains 7 entries:
# GNU2-NEXT: Num: {{.*}} Ndx Name
# GNU2-NEXT: 0: {{.*}} UND
# GNU2-NEXT: 1: {{.*}} 66 bad
# GNU2-NEXT: 2: {{.*}} 66 bad2
# GNU2-NEXT: 3: {{.*}} 67 bad3
# GNU2-NEXT: 4: {{.*}} 9 invalid_shndx
# GNU2-NEXT: 5: {{.*}} 9 invalid_shndx2
# GNU2-NEXT: 6: {{.*}} 10 invalid_shndx3
# BAD-SHNDX: warning: '{{.*}}tmp2': invalid section index: 66
# BAD-SHNDX: warning: '{{.*}}tmp2': invalid section index: 67
# BAD-SHNDX: warning: '{{.*}}tmp2': invalid section index: 9
# BAD-SHNDX: warning: '{{.*}}tmp2': invalid section index: 10
--- !ELF
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_386
Sections:
- Name: .symtab_shndx
Type: SHT_SYMTAB_SHNDX
Link: .symtab
Entries: [ 0, 0, 0, 0, 9, 9, 10 ]
Symbols:
- Name: bad
Index: 0x42
- Name: bad2
Index: 0x42
- Name: bad3
Index: 0x43
- Name: invalid_shndx
Index: SHN_XINDEX
- Name: invalid_shndx2
Index: SHN_XINDEX
- Name: invalid_shndx3
Index: SHN_XINDEX
## In this case, the symtab shndx section is missing, so symbols with section
## indexes of SHN_XINDEX print as Reserved symbols.
# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: llvm-readobj --symbols %t3 2> %t3.llvm.err | FileCheck %s --check-prefix=LLVM3
# RUN: FileCheck %s --input-file=%t3.llvm.err --check-prefix=NO-SYMTAB-SHNDX --implicit-check-not=warning
# RUN: llvm-readelf --symbols %t3 2> %t3.gnu.err | FileCheck %s --check-prefix=GNU3
# RUN: FileCheck %s --input-file=%t3.gnu.err --check-prefix=NO-SYMTAB-SHNDX --implicit-check-not=warning
# LLVM3: Name: no_shndx
# LLVM3: Section:
# LLVM3-SAME: Reserved (0xFFFF)
# LLVM3: Name: no_shndx2
# LLVM3: Section:
# LLVM3-SAME: Reserved (0xFFFF)
# GNU3: Symbol table '.symtab' contains 3 entries:
# GNU3-NEXT: Num: {{.*}} Ndx Name
# GNU3-NEXT: 0: {{.*}} UND
# GNU3-NEXT: 1: {{.*}} RSV[0xffff] no_shndx
# GNU3-NEXT: 2: {{.*}} RSV[0xffff] no_shndx2
# NO-SYMTAB-SHNDX: warning: '{{.*}}tmp3': extended symbol index (1) is past the end of the SHT_SYMTAB_SHNDX section of size 0
# NO-SYMTAB-SHNDX: warning: '{{.*}}tmp3': extended symbol index (2) is past the end of the SHT_SYMTAB_SHNDX section of size 0
--- !ELF
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_386
Symbols:
- Name: no_shndx
Index: SHN_XINDEX
- Name: no_shndx2
Index: SHN_XINDEX
|
