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authorDimitry Andric <dim@FreeBSD.org>2015-03-24 21:31:36 +0000
committerDimitry Andric <dim@FreeBSD.org>2015-03-24 21:31:36 +0000
commitfb911942f1434f3d1750f83f25f5e42c80e60638 (patch)
tree1678c4a4f0182e4029a86d135aa4a1b7d09e3c41 /test/elf/wrap.test
downloadsrc-fb911942f1434f3d1750f83f25f5e42c80e60638.tar.gz
src-fb911942f1434f3d1750f83f25f5e42c80e60638.zip
Vendor import of lld trunk r233088:vendor/lld/lld-trunk-r233088
https://llvm.org/svn/llvm-project/lld/trunk@233088
Notes
Notes: svn path=/vendor/lld/dist/; revision=280461 svn path=/vendor/lld/lld-trunk-r233088/; revision=280462; tag=vendor/lld/lld-trunk-r233088
Diffstat (limited to 'test/elf/wrap.test')
-rw-r--r--test/elf/wrap.test279
1 files changed, 279 insertions, 0 deletions
diff --git a/test/elf/wrap.test b/test/elf/wrap.test
new file mode 100644
index 000000000000..997439f8f5b4
--- /dev/null
+++ b/test/elf/wrap.test
@@ -0,0 +1,279 @@
+# This tests the functionality of using the --wrap option.
+# The test case is extracted by compiling and linking the following code.
+#
+#cat > main.c << \!
+#int main() {
+# foo();
+# return 0;
+#}
+#!
+#
+#cat > wrapfoo.c << \!
+#int __wrap_foo() {
+# __real_foo();
+# return 0;
+#}
+#!
+#
+#cat > realfoo.c << \!
+#int foo() {
+# return 0;
+#}
+#!
+#
+#clang main.c wrapfoo.c realfoo.c -Xlinker --wrap -Xlinker foo
+#RUN: yaml2obj -format=elf -docnum 1 %s -o %t.main.o
+#RUN: yaml2obj -format=elf -docnum 2 %s -o %t.wrapfoo.o
+#RUN: yaml2obj -format=elf -docnum 3 %s -o %t.realfoo.o
+#RUN: lld -flavor gnu -target x86_64 %t.main.o %t.wrapfoo.o %t.realfoo.o \
+#RUN: --wrap foo --wrap foo --noinhibit-exec --output-filetype=yaml -o %t2.out
+#RUN: lld -flavor gnu -target x86_64 %t.main.o %t.wrapfoo.o \
+#RUN: --wrap foo --wrap foo --noinhibit-exec --output-filetype=yaml -o %t2.out.undef 2>&1 | \
+#RUN: FileCheck %s -check-prefix=CHECKUNDEF
+#CHECKWRAP: - name: main
+#CHECKWRAP: references:
+#CHECKWRAP: - kind: R_X86_64_PC32
+#CHECKWRAP: target: __wrap_foo
+#CHECKWRAP: - name: __wrap_foo
+#CHECKWRAP: references:
+#CHECKWRAP: - kind: R_X86_64_PC32
+#CHECKWRAP: target: foo
+#CHECKUNDEF: Undefined symbol: {{.*}}main.o: foo
+---
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ OSABI: ELFOSABI_GNU
+ Type: ET_REL
+ Machine: EM_X86_64
+Sections:
+ - Name: .text
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
+ AddressAlign: 0x0000000000000010
+ Content: 5031C0E80000000031C05AC3
+ - Name: .rela.text
+ Type: SHT_RELA
+ Link: .symtab
+ AddressAlign: 0x0000000000000008
+ Info: .text
+ Relocations:
+ - Offset: 0x0000000000000004
+ Symbol: foo
+ Type: R_X86_64_PC32
+ Addend: -4
+ - Name: .data
+ Type: SHT_PROGBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .bss
+ Type: SHT_NOBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .comment
+ Type: SHT_PROGBITS
+ Flags: [ SHF_MERGE, SHF_STRINGS ]
+ AddressAlign: 0x0000000000000001
+ Content: 00636C616E672076657273696F6E20332E372E3020287472756E6B203232383733392920286C6C766D2F7472756E6B203232383734382900
+ - Name: .note.GNU-stack
+ Type: SHT_PROGBITS
+ AddressAlign: 0x0000000000000001
+ Content: ''
+ - Name: .eh_frame
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC ]
+ AddressAlign: 0x0000000000000008
+ Content: 1400000000000000037A5200017810011B0C070890010000140000001C000000000000000C00000000410E1000000000
+ - Name: .rela.eh_frame
+ Type: SHT_RELA
+ Link: .symtab
+ AddressAlign: 0x0000000000000008
+ Info: .eh_frame
+ Relocations:
+ - Offset: 0x0000000000000020
+ Symbol: .text
+ Type: R_X86_64_PC32
+Symbols:
+ Local:
+ - Name: .text
+ Type: STT_SECTION
+ Section: .text
+ - Name: .data
+ Type: STT_SECTION
+ Section: .data
+ - Name: .bss
+ Type: STT_SECTION
+ Section: .bss
+ - Name: .comment
+ Type: STT_SECTION
+ Section: .comment
+ - Name: .note.GNU-stack
+ Type: STT_SECTION
+ Section: .note.GNU-stack
+ - Name: .eh_frame
+ Type: STT_SECTION
+ Section: .eh_frame
+ Global:
+ - Name: main
+ Type: STT_FUNC
+ Section: .text
+ Size: 0x000000000000000C
+ - Name: foo
+...
+---
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ OSABI: ELFOSABI_GNU
+ Type: ET_REL
+ Machine: EM_X86_64
+Sections:
+ - Name: .text
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
+ AddressAlign: 0x0000000000000010
+ Content: 5031C0E80000000031C05AC3
+ - Name: .rela.text
+ Type: SHT_RELA
+ Link: .symtab
+ AddressAlign: 0x0000000000000008
+ Info: .text
+ Relocations:
+ - Offset: 0x0000000000000004
+ Symbol: __real_foo
+ Type: R_X86_64_PC32
+ Addend: -4
+ - Name: .data
+ Type: SHT_PROGBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .bss
+ Type: SHT_NOBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .comment
+ Type: SHT_PROGBITS
+ Flags: [ SHF_MERGE, SHF_STRINGS ]
+ AddressAlign: 0x0000000000000001
+ Content: 00636C616E672076657273696F6E20332E372E3020287472756E6B203232383733392920286C6C766D2F7472756E6B203232383734382900
+ - Name: .note.GNU-stack
+ Type: SHT_PROGBITS
+ AddressAlign: 0x0000000000000001
+ Content: ''
+ - Name: .eh_frame
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC ]
+ AddressAlign: 0x0000000000000008
+ Content: 1400000000000000037A5200017810011B0C070890010000140000001C000000000000000C00000000410E1000000000
+ - Name: .rela.eh_frame
+ Type: SHT_RELA
+ Link: .symtab
+ AddressAlign: 0x0000000000000008
+ Info: .eh_frame
+ Relocations:
+ - Offset: 0x0000000000000020
+ Symbol: .text
+ Type: R_X86_64_PC32
+Symbols:
+ Local:
+ - Name: .text
+ Type: STT_SECTION
+ Section: .text
+ - Name: .data
+ Type: STT_SECTION
+ Section: .data
+ - Name: .bss
+ Type: STT_SECTION
+ Section: .bss
+ - Name: .comment
+ Type: STT_SECTION
+ Section: .comment
+ - Name: .note.GNU-stack
+ Type: STT_SECTION
+ Section: .note.GNU-stack
+ - Name: .eh_frame
+ Type: STT_SECTION
+ Section: .eh_frame
+ Global:
+ - Name: __wrap_foo
+ Type: STT_FUNC
+ Section: .text
+ Size: 0x000000000000000C
+ - Name: __real_foo
+...
+---
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ OSABI: ELFOSABI_GNU
+ Type: ET_REL
+ Machine: EM_X86_64
+Sections:
+ - Name: .text
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
+ AddressAlign: 0x0000000000000010
+ Content: 31C0C3
+ - Name: .data
+ Type: SHT_PROGBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .bss
+ Type: SHT_NOBITS
+ Flags: [ SHF_WRITE, SHF_ALLOC ]
+ AddressAlign: 0x0000000000000004
+ Content: ''
+ - Name: .comment
+ Type: SHT_PROGBITS
+ Flags: [ SHF_MERGE, SHF_STRINGS ]
+ AddressAlign: 0x0000000000000001
+ Content: 00636C616E672076657273696F6E20332E372E3020287472756E6B203232383733392920286C6C766D2F7472756E6B203232383734382900
+ - Name: .note.GNU-stack
+ Type: SHT_PROGBITS
+ AddressAlign: 0x0000000000000001
+ Content: ''
+ - Name: .eh_frame
+ Type: SHT_PROGBITS
+ Flags: [ SHF_ALLOC ]
+ AddressAlign: 0x0000000000000008
+ Content: 1400000000000000037A5200017810011B0C070890010000140000001C00000000000000030000000000000000000000
+ - Name: .rela.eh_frame
+ Type: SHT_RELA
+ Link: .symtab
+ AddressAlign: 0x0000000000000008
+ Info: .eh_frame
+ Relocations:
+ - Offset: 0x0000000000000020
+ Symbol: .text
+ Type: R_X86_64_PC32
+Symbols:
+ Local:
+ - Name: .text
+ Type: STT_SECTION
+ Section: .text
+ - Name: .data
+ Type: STT_SECTION
+ Section: .data
+ - Name: .bss
+ Type: STT_SECTION
+ Section: .bss
+ - Name: .comment
+ Type: STT_SECTION
+ Section: .comment
+ - Name: .note.GNU-stack
+ Type: STT_SECTION
+ Section: .note.GNU-stack
+ - Name: .eh_frame
+ Type: STT_SECTION
+ Section: .eh_frame
+ Global:
+ - Name: foo
+ Type: STT_FUNC
+ Section: .text
+ Size: 0x0000000000000003
+...
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