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