binutils-gdb/ld/testsuite/ld-i386/ibt-plt-3c.d
H.J. Lu e10c9c620c x86: Correct unwind information for the second PLT
For i386, generate unwind information for the second PLT.  For x32,
correct alignment of .eh_frame section for the second PLT.

bfd/

	PR ld/22061
	* elf32-i386.c (elf_i386_link_setup_gnu_properties): Create
	.eh_frame section for the second PLT.
	* elf64-x86-64.c (elf_x86_64_link_setup_gnu_properties): Correct
	alignment of .eh_frame section for the second PLT.

ld/

	PR ld/22061
	* testsuite/ld-i386/ibt-plt-1.d: Updated.
	* testsuite/ld-i386/ibt-plt-2a.d: Likewise.
	* testsuite/ld-i386/ibt-plt-2c.d: Likewise.
	* testsuite/ld-i386/ibt-plt-3a.d: Likewise.
	* testsuite/ld-i386/ibt-plt-3c.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-1-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2a-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2c-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3a-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3c-x32.d: Likewise.
	* testsuite/ld-i386/ibt-plt-2b.d: Pass --hash-style=sysv to ld
	and dump unwind information.
	* testsuite/ld-i386/ibt-plt-2d.d: Likewise.
	* testsuite/ld-i386/ibt-plt-3b.d: Likewise.
	* testsuite/ld-i386/ibt-plt-3d.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2b-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2b.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2d-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-2d.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3b-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3b.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3d-x32.d: Likewise.
	* testsuite/ld-x86-64/ibt-plt-3d.d: Likewise.
2017-09-01 06:12:06 -07:00

53 lines
1.7 KiB
Makefile

#source: ibt-plt-3.s
#as: --32
#ld: -shared -m elf_i386 -z ibtplt --hash-style=sysv
#objdump: -dw
.*: +file format .*
Disassembly of section .plt:
0+190 <.plt>:
+[a-f0-9]+: ff b3 04 00 00 00 pushl 0x4\(%ebx\)
+[a-f0-9]+: ff a3 08 00 00 00 jmp \*0x8\(%ebx\)
+[a-f0-9]+: 0f 1f 40 00 nopl 0x0\(%eax\)
+[a-f0-9]+: f3 0f 1e fb endbr32
+[a-f0-9]+: 68 00 00 00 00 push \$0x0
+[a-f0-9]+: e9 e2 ff ff ff jmp 190 <.plt>
+[a-f0-9]+: 66 90 xchg %ax,%ax
+[a-f0-9]+: f3 0f 1e fb endbr32
+[a-f0-9]+: 68 08 00 00 00 push \$0x8
+[a-f0-9]+: e9 d2 ff ff ff jmp 190 <.plt>
+[a-f0-9]+: 66 90 xchg %ax,%ax
Disassembly of section .plt.sec:
0+1c0 <bar1@plt>:
+[a-f0-9]+: f3 0f 1e fb endbr32
+[a-f0-9]+: ff a3 0c 00 00 00 jmp \*0xc\(%ebx\)
+[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%eax,%eax,1\)
0+1d0 <bar2@plt>:
+[a-f0-9]+: f3 0f 1e fb endbr32
+[a-f0-9]+: ff a3 10 00 00 00 jmp \*0x10\(%ebx\)
+[a-f0-9]+: 66 0f 1f 44 00 00 nopw 0x0\(%eax,%eax,1\)
Disassembly of section .text:
0+1e0 <foo>:
+[a-f0-9]+: 53 push %ebx
+[a-f0-9]+: e8 18 00 00 00 call 1fe <__x86.get_pc_thunk.bx>
+[a-f0-9]+: 81 c3 1a 11 00 00 add \$0x111a,%ebx
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: e8 dc ff ff ff call 1d0 <bar2@plt>
+[a-f0-9]+: e8 c7 ff ff ff call 1c0 <bar1@plt>
+[a-f0-9]+: 83 c4 08 add \$0x8,%esp
+[a-f0-9]+: 5b pop %ebx
+[a-f0-9]+: c3 ret
0+1fe <__x86.get_pc_thunk.bx>:
+[a-f0-9]+: 8b 1c 24 mov \(%esp\),%ebx
+[a-f0-9]+: c3 ret
#pass