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Date: Wed, 06 Aug 2008 17:08:00 -0000
From: "H.J. Lu" <hjl.tools@gmail.com>
To: GDB <gdb-patches@sourceware.org>
Subject: PING PATCH: Update x86 stack align analyzer
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PING.


H.J.
On Wed, Jul 30, 2008 at 2:11 PM, H.J. Lu <hongjiu.lu@intel.com> wrote:
> Gcc 4.4 revision 138335:
>
> http://gcc.gnu.org/ml/gcc-cvs/2008-07/msg01048.html
>
> introduced new ways to align stack.  This patch teaches gdb how to
> recognize the new stack prologue. OK for trunk?
>
> Please CC me since I am not on the gdb-patches mailing list.
>
> Thanks.
>
>
> H.J.
> ----
> 2008-07-30  Xuepeng Guo  <xuepeng.guo@intel.com>
>            H.J. Lu  <hongjiu.lu@intel.com>
>
>        * amd64-tdep.c (amd64_frame_cache): Add saved_sp_reg.
>        (amd64_init_frame_cache): Initialize saved_sp_reg.
>        (amd64_analyze_stack_align): New.
>        (amd64_analyze_prologue): Call it.
>        (amd64_frame_cache): Try to use saved_sp_reg if frame is invalid.
>
>        * amd64-tdep.h (amd64_regnum): Add AMD64_R9_REGNUM to
>        AMD64_R14_REGNUM.
>
>        * i386-tdep.c (i386_frame_cache): Remove stack_align.  Add
>        saved_sp_reg.
>        (i386_alloc_frame_cache): Remove stack_align.  Initialize
>        saved_sp_reg to I386_ESP_REGNUM.
>        (i386_analyze_stack_align): Rewrite.
>        (i386_frame_cache): Use saved_sp_reg only if frame is invalid.
>