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192 lines
6.0 KiB
192 lines
6.0 KiB
## Check that yaml2obj is able to produce output
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## when a symbol with section index SHN_XINDEX is used,
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## but no SHT_SYMTAB_SHNDX section is defined.
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# RUN: yaml2obj --docnum=1 %s -o %t1
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# RUN: llvm-readobj --symbols 2>&1 %t1 | FileCheck -DFILE=%t1 %s --check-prefix=CASE1
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# CASE1: warning: '[[FILE]]': extended symbol index (1) 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: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Sections:
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- Name: bar
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Type: SHT_PROGBITS
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Symbols:
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- Type: STT_SECTION
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Index: SHN_XINDEX
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## Check that yaml2obj keeps the SHT_SYMTAB_SHNDX section in the output
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## even when symbol's section index value is low enough to not require the extended symtab.
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## Also, check that symbols in .symtab still have the SHN_XINDEX index.
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# RUN: yaml2obj --docnum=2 %s -o %t2
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# RUN: llvm-readobj --sections --symbols --section-data 2>&1 %t2 | FileCheck %s --check-prefix=CASE2
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# CASE2: Section {
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# CASE2: Name: .symtab_shndx (1)
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# CASE2-NEXT: Type: SHT_SYMTAB_SHNDX (0x12)
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# CASE2: Name: .symtab
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# CASE2: SectionData (
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# CASE2-NEXT: 0000: 00000000 00000000 00000000 00000000
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# CASE2-NEXT: 0010: 00000000 00000000 00000000 0300FFFF
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## ^-- 0xFFFF here is a SHN_XINDEX.
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# CASE2-NEXT: 0020: 00000000 00000000 00000000 00000000
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# CASE2-NEXT: )
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# CASE2: Symbol {
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# CASE2: Name: bar (0)
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# CASE2-NEXT: Value: 0x0
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# CASE2-NEXT: Size: 0
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# CASE2-NEXT: Binding: Local (0x0)
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# CASE2-NEXT: Type: Section (0x3)
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# CASE2-NEXT: Other: 0
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# CASE2-NEXT: Section: bar (0x1)
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# CASE2-NEXT: }
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Sections:
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- Name: bar
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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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Entries: [ 0, 1 ]
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Link: .symtab
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Symbols:
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- Type: STT_SECTION
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Index: SHN_XINDEX
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## Check that yaml2obj allows producing broken SHT_SYMTAB_SHNDX section
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## content (in the case below it contains 0xff as an index of a section,
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## which is larger than the total number of sections in the file).
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# RUN: yaml2obj --docnum=3 %s -o %t3
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# RUN: llvm-readobj --symbols 2>&1 %t3 | FileCheck %s -DFILE=%t3 --check-prefix=CASE3
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# CASE3: warning: '[[FILE]]': invalid section index: 255
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Sections:
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- Name: bar
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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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Entries: [ 0, 255 ]
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Link: .symtab
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Symbols:
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- Type: STT_SECTION
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Index: SHN_XINDEX
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## Check that yaml2obj reports an error if a symbol index does not fit into 2 bytes.
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# RUN: not yaml2obj --docnum=4 %s -o %t4 2>&1 | FileCheck %s --check-prefix=CASE4
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# CASE4: error: out of range hex16 number
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Symbols:
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- Type: STT_SECTION
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Index: 65536
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## Check we can set a custom sh_entsize for SHT_SYMTAB_SHNDX section.
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# RUN: yaml2obj --docnum=5 %s -o %t5
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# RUN: llvm-readelf -S 2>&1 %t5 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5
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# CASE5: warning: '[[FILE]]': section [index 1] has an invalid sh_entsize: 2
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Sections:
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- Name: .symtab_shndx
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Type: SHT_SYMTAB_SHNDX
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Entries: [ 0 ]
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EntSize: 2
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## Check we can use the "Content" key with the "Size" key when the size is greater
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## than or equal to the content size.
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# RUN: not yaml2obj --docnum=6 -DSIZE=1 -DCONTENT="'0011'" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=CONTENT-SIZE-ERR
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# CONTENT-SIZE-ERR: error: Section size must be greater than or equal to the content size
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_DYN
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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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Size: [[SIZE=<none>]]
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Content: [[CONTENT=<none>]]
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Entries: [[ENTRIES=<none>]]
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- Name: .symtab
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Type: SHT_SYMTAB
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## llvm-readobj validates that SHT_SYMTAB_SHNDX section has the same number
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## of entries that the symbol table associated has.
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Size: [[SYMTAB=0x24]]
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# RUN: yaml2obj --docnum=6 -DSIZE=4 -DCONTENT="'00112233'" %s -o %t.cont.size.eq.o
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# RUN: llvm-readobj --sections --section-data %t.cont.size.eq.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233"
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# RUN: yaml2obj --docnum=6 -DSIZE=8 -DSYMTAB=0x36 -DCONTENT="'00112233'" %s -o %t.cont.size.gr.o
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# RUN: llvm-readobj --sections --section-data %t.cont.size.gr.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00112233 00000000"
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# CHECK-CONTENT: Name: .symtab_shndx
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# CHECK-CONTENT: SectionData (
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# CHECK-CONTENT-NEXT: 0000: [[DATA]] |
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# CHECK-CONTENT-NEXT: )
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## Check we can use the "Size" key alone to create the section.
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# RUN: yaml2obj --docnum=6 -DSIZE=4 %s -o %t.size.o
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# RUN: llvm-readobj --sections --section-data %t.size.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="00000000"
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## Check we can use the "Content" key alone to create the section.
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# RUN: yaml2obj --docnum=6 -DCONTENT="'11223344'" %s -o %t.content.o
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# RUN: llvm-readobj --sections --section-data %t.content.o | \
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# RUN: FileCheck %s --check-prefix=CHECK-CONTENT -DDATA="11223344"
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## Check we can't use the "Entries" key together with the "Content" or "Size" keys.
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# RUN: not yaml2obj --docnum=6 -DSIZE=0 -DENTRIES="[]" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=ENTRIES-ERR
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# RUN: not yaml2obj --docnum=6 -DCONTENT="'00'" -DENTRIES="[]" %s 2>&1 | \
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# RUN: FileCheck %s --check-prefix=ENTRIES-ERR
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# ENTRIES-ERR: error: "Entries" cannot be used with "Content" or "Size"
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## Check we create an empty section when none of "Size", "Entries" or "Content" are specified.
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# RUN: yaml2obj --docnum=6 -DSYMTAB=0x0 %s -o %t.empty
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# RUN: llvm-readelf --sections %t.empty | FileCheck %s --check-prefix=EMPTY
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# EMPTY: [Nr] Name Type Address Off Size
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# EMPTY: [ 1] .symtab_shndx SYMTAB SECTION INDICES 0000000000000000 000040 000000
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