This patch add code to make I386 architecture support process record and replay.

2008-11-06  Hui Zhu  <teawater@gmail.com>

	I386 architecture process record and replay support.

	* i386-tdep.c (PREFIX_REPZ, PREFIX_REPNZ, PREFIX_LOCK,
	PREFIX_DATA, PREFIX_ADDR): New macros. Help decode the I386
	instruction.
	(aflag, dflag, override, modrm, mod, reg, rm, ot,
	i386_record_pc): New variables. Ditto.
	(i386_record_modrm, i386_record_lea_modrm_addr,
	i386_record_lea_modrm): New functions. Ditto.
	(i386_process_record): New function. Parse the instruction in
	address "addr" and record the values of registers and memory
	that will be change in this instruction.
	(i386_gdbarch_init): Set "i386_process_record" to GDBARCH
	"process_record" interface.
	* i386-tdep.h (gdbarch_tdep): New function pointers
	"i386_intx80_record" and "i386_sysenter_record" that point to
	the function can record "intx80" and "sysenter" execute log.

 i386-tdep.c | 2706 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 i386-tdep.h |    3
 2 files changed, 2709 insertions(+)