On Thu, Jun 30, 2011 at 11:09 AM, Rainer Orth
<ro@cebitec.uni-bielefeld.de> wrote:
> "H.J. Lu" <hjl.tools@gmail.com> writes:
>
>>> Why all those contortions with i386/value-unwind.h?  It seems far
>>> simpler to me to put this into libgcc/config/i386/linux-unwind.h and be
>>> done with it.
>>
>> I did it this way so that other non-Linux x32 targets can use it.
>
> Such as?  Currently, only Linux, Windows and Solaris have i386/*-unwind.h
> implementations.  I'm pretty sure the latter two are highly unlikely to
> develop an x32 port, so let's cross that bridge when we get there.
>

Here is the updated patch without config/i386/value-unwind.h.
OK for trunk?

Thanks.

-- 
H.J.
---
2011-06-30  H.J. Lu  <hongjiu.lu@intel.com>

	* system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.

	* unwind-dw2.c (_Unwind_Context_Reg_Val): New.
	(_Unwind_Get_Unwind_Word): Likewise.
	(_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
	(_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
	(SIGNAL_FRAME_BIT): Define if REG_VALUE_IN_UNWIND_CONTEXT is
	defined.
	(_Unwind_IsExtendedContext): Likewise.
	(EXTENDED_CONTEXT_BIT): Don't define if REG_VALUE_IN_UNWIND_CONTEXT
	is defined.
	(_Unwind_GetGR): Updated.
	(_Unwind_SetGR): Likewise.
	(_Unwind_GetGRPtr): Likewise.
	(_Unwind_SetGRPtr): Likewise.
	(_Unwind_SetGRValue): Likewise.
	(_Unwind_GRByValue): Likewise.
	(__frame_state_for): Likewise.
	(uw_install_context_1): Likewise.

	* doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT.
	* doc/tm.texi: Regenerated.