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