old-cross-binutils/ld/testsuite/ld-i386/tlsdesc.dd
H.J. Lu 10efb593b7 bfd/
2006-06-30  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_relocate_section): Use xchg %ax,%ax
	instead of 2 nops.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
	(elf64_x86_64_plt0_entry): Use nopl 0(%rax) instead of 4 nops.

ld/testsuite/

2006-06-30  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-i386/tlsbindesc.dd: Updated to expect xchg %ax,%ax instead
	of 2 nops.
	* ld-i386/tlsdesc.dd: Likewise.
	* ld-i386/tlsgdesc.dd: Likewise.
	* ld-x86-64/tlsbindesc.dd: Likewise.
	* ld-x86-64/tlsdesc.dd: Likewise.
	* ld-x86-64/tlsdesc.pd: Likewise.
	* ld-x86-64/tlsgdesc.dd: Likewise.
2006-06-30 14:16:13 +00:00

391 lines
13 KiB
Text

#source: tlsdesc.s
#source: tlspic2.s
#as: --32
#ld: -shared -melf_i386
#objdump: -drj.text
#target: i?86-*-*
.*: +file format elf32-i386
Disassembly of section .text:
[0-9a-f]+ <fn1>:
[0-9a-f]+: 55[ ]+push %ebp
[0-9a-f]+: 89 e5[ ]+mov %esp,%ebp
[0-9a-f]+: 53[ ]+push %ebx
[0-9a-f]+: 50[ ]+push %eax
[0-9a-f]+: e8 00 00 00 00[ ]+call [0-9a-f]+ <fn1\+0xa>
[0-9a-f]+: 5b[ ]+pop %ebx
[0-9a-f]+: 81 c3 9a 13 00 00[ ]+add \$0x[0-9a-f]+,%ebx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GDesc
[0-9a-f]+: 8d 83 24 00 00 00[ ]+lea 0x24\(%ebx\),%eax
# ->R_386_TLS_DESC sg1
[0-9a-f]+: ff 10[ ]+call \*\(%eax\)
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE because variable is referenced through @gottpoff too
[0-9a-f]+: 8b 83 f8 ff ff ff[ ]+mov 0xfffffff8\(%ebx\),%eax
# ->R_386_TLS_TPOFF sg2
[0-9a-f]+: f7 d8[ ]+neg %eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE because variable is referenced through @gotntpoff too
[0-9a-f]+: 8b 83 c4 ff ff ff[ ]+mov 0xffffffc4\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sg3
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE because variable is referenced through @gottpoff and
[0-9a-f]+: 8b 83 d4 ff ff ff[ ]+mov 0xffffffd4\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sg4
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD against local variable
[0-9a-f]+: 8d 83 0c 00 00 00[ ]+lea 0xc\(%ebx\),%eax
# ->R_386_TLS_DESC sl1
[0-9a-f]+: ff 10[ ]+call \*\(%eax\)
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against local variable referenced through @gottpoff too
[0-9a-f]+: 8b 83 b0 ff ff ff[ ]+mov 0xffffffb0\(%ebx\),%eax
# ->R_386_TLS_TPOFF sl2
[0-9a-f]+: f7 d8[ ]+neg %eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against local variable referenced through @gotntpoff
[0-9a-f]+: 8b 83 b4 ff ff ff[ ]+mov 0xffffffb4\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sl3
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against local variable referenced through @gottpoff and
[0-9a-f]+: 8b 83 bc ff ff ff[ ]+mov 0xffffffbc\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sl4
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD against hidden and local variable
[0-9a-f]+: 8d 83 2c 00 00 00[ ]+lea 0x2c\(%ebx\),%eax
# ->R_386_TLS_DESC sh1
[0-9a-f]+: ff 10[ ]+call \*\(%eax\)
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden and local variable referenced through @gottpoff too
[0-9a-f]+: 8b 83 fc ff ff ff[ ]+mov 0xfffffffc\(%ebx\),%eax
# ->R_386_TLS_TPOFF sh2
[0-9a-f]+: f7 d8[ ]+neg %eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden and local variable referenced through @gotntpoff too
[0-9a-f]+: 8b 83 c8 ff ff ff[ ]+mov 0xffffffc8\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sh3
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden and local variable referenced through @gottpoff and @gotntpoff too
[0-9a-f]+: 8b 83 e8 ff ff ff[ ]+mov 0xffffffe8\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sh4
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD against hidden but not local variable
[0-9a-f]+: 8d 83 14 00 00 00[ ]+lea 0x14\(%ebx\),%eax
# ->R_386_TLS_DESC sH1
[0-9a-f]+: ff 10[ ]+call \*\(%eax\)
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden but not local variable referenced through
[0-9a-f]+: 8b 83 cc ff ff ff[ ]+mov 0xffffffcc\(%ebx\),%eax
# ->R_386_TLS_TPOFF sH2
[0-9a-f]+: f7 d8[ ]+neg %eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden but not local variable referenced through
[0-9a-f]+: 8b 83 ec ff ff ff[ ]+mov 0xffffffec\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sH3
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# GD -> IE against hidden but not local variable referenced through
[0-9a-f]+: 8b 83 e0 ff ff ff[ ]+mov 0xffffffe0\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sH4
[0-9a-f]+: 66 90[ ]+xchg %ax,%ax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# LD
[0-9a-f]+: 8d 83 1c 00 00 00[ ]+lea 0x1c\(%ebx\),%eax
# ->R_386_TLS_DESC _TLS_MODULE_BASE_
[0-9a-f]+: ff 10[ ]+call \*\(%eax\)
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 8d 90 20 00 00 00[ ]+lea 0x20\(%eax\),%edx
# sl1
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 8d 88 26 00 00 00[ ]+lea 0x26\(%eax\),%ecx
# sl2+2
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# LD against hidden and local variables
[0-9a-f]+: 8d 90 40 00 00 00[ ]+lea 0x40\(%eax\),%edx
# sh1
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 8d 88 47 00 00 00[ ]+lea 0x47\(%eax\),%ecx
# sh2+3
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# LD against hidden but not local variables
[0-9a-f]+: 8d 90 60 00 00 00[ ]+lea 0x60\(%eax\),%edx
# sH1
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 8d 88 65 00 00 00[ ]+lea 0x65\(%eax\),%ecx
# sH2+1
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against global var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 8b f8 ff ff ff[ ]+sub 0xfffffff8\(%ebx\),%ecx
# ->R_386_TLS_TPOFF32 sg2
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against global var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 83 d0 ff ff ff[ ]+sub 0xffffffd0\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 sg4
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against global var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 8b c4 ff ff ff[ ]+add 0xffffffc4\(%ebx\),%ecx
# ->R_386_TLS_TPOFF sg3
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against global var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 83 d4 ff ff ff[ ]+add 0xffffffd4\(%ebx\),%eax
# ->R_386_TLS_TPOFF sg4
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 8b b0 ff ff ff[ ]+sub 0xffffffb0\(%ebx\),%ecx
# ->R_386_TLS_TPOFF32 [0xdcffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 83 b8 ff ff ff[ ]+sub 0xffffffb8\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 [0xd4ffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 8b b4 ff ff ff[ ]+add 0xffffffb4\(%ebx\),%ecx
# ->R_386_TLS_TPOFF [0x28000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 83 bc ff ff ff[ ]+add 0xffffffbc\(%ebx\),%eax
# ->R_386_TLS_TPOFF [0x2c000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against hidden and local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 8b fc ff ff ff[ ]+sub 0xfffffffc\(%ebx\),%ecx
# ->R_386_TLS_TPOFF32 [0xbcffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against hidden and local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 83 e4 ff ff ff[ ]+sub 0xffffffe4\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 [0xb4ffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden and local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 8b c8 ff ff ff[ ]+add 0xffffffc8\(%ebx\),%ecx
# ->R_386_TLS_TPOFF [0x48000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden and local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 83 e8 ff ff ff[ ]+add 0xffffffe8\(%ebx\),%eax
# ->R_386_TLS_TPOFF [0x4c000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against hidden but not local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 8b cc ff ff ff[ ]+sub 0xffffffcc\(%ebx\),%ecx
# ->R_386_TLS_TPOFF32 [0x9cffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gottpoff IE against hidden but not local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 2b 83 dc ff ff ff[ ]+sub 0xffffffdc\(%ebx\),%eax
# ->R_386_TLS_TPOFF32 [0x94ffffff]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden but not local var
[0-9a-f]+: 65 8b 0d 00 00 00 00[ ]+mov %gs:0x0,%ecx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 8b ec ff ff ff[ ]+add 0xffffffec\(%ebx\),%ecx
# ->R_386_TLS_TPOFF [0x68000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden but not local var
[0-9a-f]+: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 03 83 e0 ff ff ff[ ]+add 0xffffffe0\(%ebx\),%eax
# ->R_386_TLS_TPOFF [0x6c000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# Direct access through %gs
# @gotntpoff IE against global var
[0-9a-f]+: 8b 8b d8 ff ff ff[ ]+mov 0xffffffd8\(%ebx\),%ecx
# ->R_386_TLS_TPOFF sg5
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 65 8b 11[ ]+mov %gs:\(%ecx\),%edx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against local var
[0-9a-f]+: 8b 83 c0 ff ff ff[ ]+mov 0xffffffc0\(%ebx\),%eax
# ->R_386_TLS_TPOFF [0x30000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 65 8b 10[ ]+mov %gs:\(%eax\),%edx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden and local var
[0-9a-f]+: 8b 93 f0 ff ff ff[ ]+mov 0xfffffff0\(%ebx\),%edx
# ->R_386_TLS_TPOFF [0x50000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 65 8b 12[ ]+mov %gs:\(%edx\),%edx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
# @gotntpoff IE against hidden but not local var
[0-9a-f]+: 8b 8b f4 ff ff ff[ ]+mov 0xfffffff4\(%ebx\),%ecx
# ->R_386_TLS_TPOFF [0x70000000]
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 65 8b 11[ ]+mov %gs:\(%ecx\),%edx
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 90[ ]+nop *
[0-9a-f]+: 8b 5d fc[ ]+mov 0xfffffffc\(%ebp\),%ebx
[0-9a-f]+: c9[ ]+leave *
[0-9a-f]+: c3[ ]+ret *