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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-03-08 09:42:01 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-03-08 09:42:16 -0800 |
| commit | d1ed1c7d69e6656de213b12594e702afec31a66d (patch) | |
| tree | 3655317b5954f23c569e10eb0506078c6593dd2a /ld/testsuite/ld-i386 | |
| parent | 205ac185771460838370afb3a38d20228927b925 (diff) | |
| download | gdb-d1ed1c7d69e6656de213b12594e702afec31a66d.zip gdb-d1ed1c7d69e6656de213b12594e702afec31a66d.tar.gz gdb-d1ed1c7d69e6656de213b12594e702afec31a66d.tar.bz2 | |
Handle local IFUNC symbols in shared object
Increment PLT reference count for locally defined local IFUNC symbols
in shared object since STT_GNU_IFUNC symbol must go through PLT even
if it is locally defined and undefined symbol may turn out to be a
STT_GNU_IFUNC symbol later.
bfd/
PR ld/19784
* elf32-i386.c (elf_i386_check_relocs): Increment PLT reference
count for locally defined local IFUNC symbols in shared object.
* elf64-x86-64.c (elf_x86_64_check_relocs): Likewise.
ld/
PR ld/19784
* testsuite/ld-i386/i386.exp: Remove pr19636-2e-nacl test.
* testsuite/ld-i386/pr19636-2e-nacl.d: Moved to ...
* testsuite/ld-i386/pr19636-2e.d: Here. Remove notarget.
* testsuite/ld-ifunc/ifunc.exp: Run PR ld/19784 tests.
* testsuite/ld-ifunc/pass.out: New file.
* testsuite/ld-ifunc/pr19784a.c: Likewise.
* testsuite/ld-ifunc/pr19784b.c: Likewise.
* testsuite/ld-ifunc/pr19784c.c: Likewise.
Diffstat (limited to 'ld/testsuite/ld-i386')
| -rw-r--r-- | ld/testsuite/ld-i386/i386.exp | 1 | ||||
| -rw-r--r-- | ld/testsuite/ld-i386/pr19636-2e-nacl.d | 21 | ||||
| -rw-r--r-- | ld/testsuite/ld-i386/pr19636-2e.d | 5 |
3 files changed, 4 insertions, 23 deletions
diff --git a/ld/testsuite/ld-i386/i386.exp b/ld/testsuite/ld-i386/i386.exp index 5b9d790..a032ca7 100644 --- a/ld/testsuite/ld-i386/i386.exp +++ b/ld/testsuite/ld-i386/i386.exp @@ -337,7 +337,6 @@ run_dump_test "pr19636-2c-nacl" run_dump_test "pr19636-2d" run_dump_test "pr19636-2d-nacl" run_dump_test "pr19636-2e" -run_dump_test "pr19636-2e-nacl" run_dump_test "pr19636-3a" run_dump_test "pr19636-3b" run_dump_test "pr19636-3c" diff --git a/ld/testsuite/ld-i386/pr19636-2e-nacl.d b/ld/testsuite/ld-i386/pr19636-2e-nacl.d deleted file mode 100644 index f791128..0000000 --- a/ld/testsuite/ld-i386/pr19636-2e-nacl.d +++ /dev/null @@ -1,21 +0,0 @@ -#source: pr19636-2.s -#as: --32 -mrelax-relocations=no -#ld: -shared -Bsymbolic -m elf_i386 -#readelf : -r --wide --dyn-syms -#target: i?86-*-nacl* x86_64-*-nacl* - -Relocation section '\.rel\.dyn' at offset [0x0-9a-f]+ contains 3 entries: - +Offset +Info +Type +Sym. Value +Symbol's Name -[0-9a-f]+ +[0-9a-f]+ +R_386_32 +0+ +func -[0-9a-f]+ +[0-9a-f]+ +R_386_PC32 +0+ +func -[0-9a-f]+ +[0-9a-f]+ +R_386_GLOB_DAT +0+ +func - -Relocation section '\.rel\.plt' at offset [0x0-9a-f]+ contains 1 entries: - +Offset +Info +Type +Sym. Value +Symbol's Name -[0-9a-f]+ +[0-9a-f]+ +R_386_JUMP_SLOT +0+ +func - -Symbol table '\.dynsym' contains [0-9]+ entries: - +Num: +Value +Size Type +Bind +Vis +Ndx Name -#... - +[0-9]+: +[a-f0-9]+ +0 +NOTYPE +WEAK +DEFAULT +UND +func -#pass diff --git a/ld/testsuite/ld-i386/pr19636-2e.d b/ld/testsuite/ld-i386/pr19636-2e.d index 148e306..c985242 100644 --- a/ld/testsuite/ld-i386/pr19636-2e.d +++ b/ld/testsuite/ld-i386/pr19636-2e.d @@ -2,7 +2,6 @@ #as: --32 -mrelax-relocations=no #ld: -shared -Bsymbolic -m elf_i386 #readelf : -r --wide --dyn-syms -#notarget: i?86-*-nacl* x86_64-*-nacl* Relocation section '\.rel\.dyn' at offset [0x0-9a-f]+ contains 3 entries: +Offset +Info +Type +Sym. Value +Symbol's Name @@ -10,6 +9,10 @@ Relocation section '\.rel\.dyn' at offset [0x0-9a-f]+ contains 3 entries: [0-9a-f]+ +[0-9a-f]+ +R_386_PC32 +0+ +func [0-9a-f]+ +[0-9a-f]+ +R_386_GLOB_DAT +0+ +func +Relocation section '\.rel\.plt' at offset [0x0-9a-f]+ contains 1 entries: + +Offset +Info +Type +Sym. Value +Symbol's Name +[0-9a-f]+ +[0-9a-f]+ +R_386_JUMP_SLOT +0+ +func + Symbol table '\.dynsym' contains [0-9]+ entries: +Num: +Value +Size Type +Bind +Vis +Ndx Name #... |