[OE-core] [PATCH - Master/Krogoth] gdb: Backport patch to changes with AVX and MPX

Saul Wold saul.wold at intel.com
Mon May 16 14:45:45 UTC 2016


Now that gdb has been updated to 7.11, this patch is krogoth only and a
7.11 patch will need to be generated or an update to 7.12 when it's
released should occur as the fix is in 7.12.

Sau!


On Sun, 2016-05-15 at 23:30 -0700, Saul Wold wrote:
> The current MPX target descriptions assume that MPX is always
> combined
> with AVX, however that's not correct.  We can have machines with MPX
> and without AVX; or machines with AVX and without MPX.
> 
> This patch adds new target descriptions for machines that support
> both MPX and AVX, as duplicates of the existing MPX descriptions.
> 
> The following commit will remove AVX from the MPX-only descriptions.
> 
> This commit is backported from 7.12
> 
> Signed-off-by: Saul Wold <sgw at linux.intel.com>
> ---
> This is for master and krogoth, but can not apply directly to older
> 7.9.1
> so a seperate patch is sent for that, this will not apply to 7.11, so
> if 
> the update occurs in master, this is Krogoth Only and a new patch
> will be 
> needed for 7.11 unless we update to 7.12 when available!
> 
> Sau!
> 
>  meta/recipes-devtools/gdb/gdb-7.10.1.inc           |    1 +
>  ....10.1-Add-target-descriptions-for-AVX-MPX.patch | 2167
> ++++++++++++++++++++
>  2 files changed, 2168 insertions(+)
>  create mode 100644 meta/recipes-devtools/gdb/gdb/0001-7.10.1-Add-
> target-descriptions-for-AVX-MPX.patch
> 
> diff --git a/meta/recipes-devtools/gdb/gdb-7.10.1.inc b/meta/recipes-
> devtools/gdb/gdb-7.10.1.inc
> index a9267d5..92530e0 100644
> --- a/meta/recipes-devtools/gdb/gdb-7.10.1.inc
> +++ b/meta/recipes-devtools/gdb/gdb-7.10.1.inc
> @@ -7,3 +7,4 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=59530bdf33659b
> 29e73d4adb9f9f6552 \
>  SRC_URI[md5sum] = "b93a2721393e5fa226375b42d567d90b"
>  SRC_URI[sha256sum] =
> "ff14f8050e6484508c73cbfa63731e57901478490ca1672dc0b5e2b03f6af622"
>  
> +SRC_URI += "file://0001-7.10.1-Add-target-descriptions-for-AVX-
> MPX.patch"
> diff --git a/meta/recipes-devtools/gdb/gdb/0001-7.10.1-Add-target-
> descriptions-for-AVX-MPX.patch b/meta/recipes-devtools/gdb/gdb/0001-
> 7.10.1-Add-target-descriptions-for-AVX-MPX.patch
> new file mode 100644
> index 0000000..1879d49
> --- /dev/null
> +++ b/meta/recipes-devtools/gdb/gdb/0001-7.10.1-Add-target-
> descriptions-for-AVX-MPX.patch
> @@ -0,0 +1,2167 @@
> +From 70b530509d21409b788715751c1e7af76111bf9b Mon Sep 17 00:00:00
> 2001
> +From: Walfred Tedeschi <walfred.tedeschi at intel.com>
> +Date: Fri, 13 May 2016 11:16:23 +0200
> +Subject: [PATCH] Add target descriptions for AVX + MPX
> +
> +The current MPX target descriptions assume that MPX is always
> combined
> +with AVX, however that's not correct.  We can have machines with MPX
> +and without AVX; or machines with AVX and without MPX.
> +
> +This patch adds new target descriptions for machines that support
> +both MPX and AVX, as duplicates of the existing MPX descriptions.
> +
> +The following commit will remove AVX from the MPX-only descriptions.
> +
> +2016-04-16  Walfred Tedeschi  <walfred.tedeschi at intel.com>
> +
> +gdb/ChangeLog:
> +
> +	* amd64-linux-tdep.c (features/i386/amd64-avx-mpx-linux.c):
> +	New include.
> +	(amd64_linux_core_read_description): Add case for
> +	 X86_XSTATE_AVX_MPX_MASK.
> +	(_initialize_amd64_linux_tdep): Call
> initialize_tdesc_amd64_avx_mpx_linux.
> +	* amd64-linux-tdep.h (tdesc_amd64_avx_mpx_linux): New
> definition.
> +	* amd64-tdep.c (features/i386/amd64-avx-mpx.c): New include.
> +	(amd64_target_description): Add case
> for  X86_XSTATE_AVX_MPX_MASK.
> +	(_initialize_amd64_tdep): Call
> initialize_tdesc_amd64_avx_mpx.
> +	* common/x86-xstate.h (X86_XSTATE_MPX_MASK): Remove AVX
> bits.
> +	(X86_XSTATE_AVX_MPX_MASK): New case.
> +	* features/Makefile (i386/i386-avx-mpx, i386/i386-avx-mpx-
> linux)
> +	(i386/amd64-avx-mpx, i386/amd64-avx-mpx-linux): New rules.
> +	(i386/i386-avx-mpx-expedite, i386/i386-avx-mpx-linux-
> expedite)
> +	(i386/amd64-avx-mpx-expedite, i386/amd64-avx-mpx-linux-
> expedite):
> +	New expedites.
> +	* i386-linux-tdep.c (features/i386/i386-avx-mpx-linux.c):
> New
> +	include.
> +	(i386_linux_core_read_description): Add case
> +	X86_XSTATE_AVX_MPX_MASK.
> +	(_initialize_i386_linux_tdep): Call
> +	initialize_tdesc_i386_avx_mpx_linux.
> +	* i386-linux-tdep.h (tdesc_i386_avx_mpx_linux): New include.
> +	* i386-tdep.c (features/i386/i386-avx-mpx.c): New include.
> +	(i386_target_description): Add case for
> X86_XSTATE_AVX_MPX_MASK.
> +	* x86-linux-nat.c (x86_linux_read_description): Add case for
> +	X86_XSTATE_AVX_MPX_MASK.
> +	* features/i386/amd64-avx-mpx-linux.xml: New file.
> +	* features/i386/i386-avx-mpx-linux.xml: New file.
> +	* features/i386/i386-avx-mpx.xml: New file.
> +	* features/i386/amd64-avx-mpx.xml: New file.
> +	* features/i386/amd64-avx-mpx-linux.c: Generated.
> +	* features/i386/amd64-avx-mpx.c: Generated.
> +	* features/i386/i386-avx-mpx-linux.c: Generated.
> +	* features/i386/i386-avx-mpx.c: Generated.
> +	* regformats/i386/amd64-avx-mpx-linux.dat: Generated.
> +	* regformats/i386/amd64-avx-mpx.dat: Generated.
> +	* regformats/i386/i386-avx-mpx-linux.dat: Generated.
> +	* regformats/i386/i386-avx-mpx.dat: Generated.
> +
> +gdb/gdbserver/ChangeLog:
> +
> +	* Makefile.in (clean): Add removal for i386-avx-mpx.c,
> +	i386-avx-mpx-linux.c, amd64-avx-mpx.c and amd64-avx-mpx-
> linux.c.
> +	(i386-avx-mpx.c, i386-avx-mpx-linux.c, amd64-avx-mpx.c)
> +	(amd64-avx-mpx-linux.c): New rules.
> +	(amd64-avx-mpx-linux-ipa.o, i386-avx-mpx-linux-ipa.o): New
> rule.
> +	* configure.srv (srv_i386_regobj): Add i386-avx-mpx.o.
> +	(srv_i386_linux_regobj): Add i386-avx-mpx-linux.o.
> +	(srv_amd64_regobj): Add amd64-avx-mpx.o.
> +	(srv_amd64_linux_regobj): Add amd64-avx-mpx-linux.o.
> +	(srv_i386_xmlfiles): Add i386/i386-avx-mpx.xml.
> +	(srv_amd64_xmlfiles): Add i386/amd64-avx-mpx.xml.
> +	(srv_i386_linux_xmlfiles): Add i386/i386-avx-mpx-linux.xml.
> +	(srv_amd64_linux_xmlfiles): Add i386/amd64-avx-mpx-
> linux.xml.
> +	(ipa_i386_linux_regobj): Add i386-avx-mpx-linux-ipa.o.
> +	(ipa_amd64_linux_regobj): Add amd64-avx-mpx-linux-ipa.o.
> +	* linux-x86-low.c (x86_linux_read_description): Add case for
> +	X86_XSTATE_AVX_MPX_MASK.
> +	(x86_get_ipa_tdesc_idx): Add cases for avx_mpx.
> +	(initialize_low_arch): Call
> init_registers_amd64_avx_mpx_linux and
> +	init_registers_i386_avx_mpx_linux.
> +	* linux-i386-ipa.c (get_ipa_tdesc): Add case for avx_mpx.
> +	(initialize_low_tracepoint): Call
> +	init_registers_i386_avx_mpx_linux.
> +	* linux-amd64-ipa.c (get_ipa_tdesc):  Add case for avx_mpx.
> +	(initialize_low_tracepoint): Call
> +	init_registers_amd64_avx_mpx_linux.
> +	* linux-x86-tdesc.h (X86_TDESC_AVX_MPX): New enum value.
> +	(init_registers_amd64_avx_mpx_linux,
> tdesc_amd64_avx_mpx_linux)
> +	(init_registers_i386_avx_mpx_linux,
> tdesc_i386_avx_mpx_linux): New
> +	declarations.
> +
> +Change-Id: I7b0642263cfa3e47b626022796e5dd3627b92ba8
> +---
> + gdb/ChangeLog                               |  57 ++++++++
> + gdb/amd64-linux-tdep.c                      |   7 +
> + gdb/amd64-linux-tdep.h                      |   1 +
> + gdb/amd64-tdep.c                            |   4 +
> + gdb/common/x86-xstate.h                     |   5 +-
> + gdb/features/Makefile                       |  18 +++
> + gdb/features/i386/amd64-avx-mpx-linux.c     | 211
> ++++++++++++++++++++++++++++
> + gdb/features/i386/amd64-avx-mpx-linux.xml   |  19 +++
> + gdb/features/i386/amd64-avx-mpx.c           | 206
> +++++++++++++++++++++++++++
> + gdb/features/i386/amd64-avx-mpx.xml         |  17 +++
> + gdb/features/i386/amd64-mpx-linux.c         |  30 +---
> + gdb/features/i386/amd64-mpx-linux.xml       |   1 -
> + gdb/features/i386/amd64-mpx.c               |  30 +---
> + gdb/features/i386/amd64-mpx.xml             |   1 -
> + gdb/features/i386/i386-avx-mpx-linux.c      | 187
> ++++++++++++++++++++++++
> + gdb/features/i386/i386-avx-mpx-linux.xml    |  19 +++
> + gdb/features/i386/i386-avx-mpx.c            | 182
> ++++++++++++++++++++++++
> + gdb/features/i386/i386-avx-mpx.xml          |  17 +++
> + gdb/features/i386/i386-mpx-linux.c          |  22 +--
> + gdb/features/i386/i386-mpx-linux.xml        |   1 -
> + gdb/features/i386/i386-mpx.c                |  22 +--
> + gdb/features/i386/i386-mpx.xml              |   1 -
> + gdb/gdbserver/ChangeLog                     |  33 +++++
> + gdb/gdbserver/Makefile.in                   |  10 ++
> + gdb/gdbserver/configure.srv                 |  17 +--
> + gdb/gdbserver/linux-x86-low.c               |  16 +++
> + gdb/i386-linux-tdep.c                       |   4 +
> + gdb/i386-linux-tdep.h                       |   1 +
> + gdb/i386-tdep.c                             |   4 +
> + gdb/regformats/i386/amd64-avx-mpx-linux.dat |  85 +++++++++++
> + gdb/regformats/i386/amd64-avx-mpx.dat       |  84 +++++++++++
> + gdb/regformats/i386/amd64-mpx-linux.dat     |  16 ---
> + gdb/regformats/i386/amd64-mpx.dat           |  16 ---
> + gdb/regformats/i386/i386-avx-mpx-linux.dat  |  61 ++++++++
> + gdb/regformats/i386/i386-avx-mpx.dat        |  60 ++++++++
> + gdb/regformats/i386/i386-mpx-linux.dat      |   8 --
> + gdb/regformats/i386/i386-mpx.dat            |   8 --
> + gdb/x86-linux-nat.c                         |   7 +
> + 38 files changed, 1346 insertions(+), 142 deletions(-)
> + create mode 100644 gdb/features/i386/amd64-avx-mpx-linux.c
> + create mode 100644 gdb/features/i386/amd64-avx-mpx-linux.xml
> + create mode 100644 gdb/features/i386/amd64-avx-mpx.c
> + create mode 100644 gdb/features/i386/amd64-avx-mpx.xml
> + create mode 100644 gdb/features/i386/i386-avx-mpx-linux.c
> + create mode 100644 gdb/features/i386/i386-avx-mpx-linux.xml
> + create mode 100644 gdb/features/i386/i386-avx-mpx.c
> + create mode 100644 gdb/features/i386/i386-avx-mpx.xml
> + create mode 100644 gdb/regformats/i386/amd64-avx-mpx-linux.dat
> + create mode 100644 gdb/regformats/i386/amd64-avx-mpx.dat
> + create mode 100644 gdb/regformats/i386/i386-avx-mpx-linux.dat
> + create mode 100644 gdb/regformats/i386/i386-avx-mpx.dat
> +
> +Index: gdb-7.10.1/gdb/ChangeLog
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/ChangeLog
> ++++ gdb-7.10.1/gdb/ChangeLog
> +@@ -1,3 +1,60 @@
> ++2016-04-14  Walfred Tedeschi  <walfred.tedeschi at intel.com>
> ++
> ++	* features/i386/amd64-mpx-linux.xml: Remove AVX feature.
> ++	* features/i386/amd64-mpx.xml: Remove AVX feature.
> ++	* features/i386/i386-mpx-linux.xml: Remove AVX feature.
> ++	* features/i386/i386-mpx.xml: Remove AVX feature.
> ++	* features/i386/amd64-mpx-linux.c: Regenerate.
> ++	* features/i386/amd64-mpx.c: Regenerate.
> ++	* features/i386/i386-mpx-linux.c: Regenerate.
> ++	* features/i386/i386-mpx.c: Regenerate.
> ++	* regformats/i386/amd64-mpx-linux.dat: Regenerate.
> ++	* regformats/i386/amd64-mpx.dat: Regenerate.
> ++	* regformats/i386/i386-mpx-linux.dat: Regenerate.
> ++	* regformats/i386/i386-mpx.dat: Regenerate.
> ++
> ++2016-04-16  Walfred Tedeschi  <walfred.tedeschi at intel.com>
> ++
> ++	* amd64-linux-tdep.c (features/i386/amd64-avx-mpx-linux.c):
> ++	New include.
> ++	(amd64_linux_core_read_description): Add case for
> ++	 X86_XSTATE_AVX_MPX_MASK.
> ++	(_initialize_amd64_linux_tdep): Call
> initialize_tdesc_amd64_avx_mpx_linux.
> ++	* amd64-linux-tdep.h (tdesc_amd64_avx_mpx_linux): New
> definition.
> ++	* amd64-tdep.c (features/i386/amd64-avx-mpx.c): New
> include.
> ++	(amd64_target_description): Add case
> for  X86_XSTATE_AVX_MPX_MASK.
> ++	(_initialize_amd64_tdep): Call
> initialize_tdesc_amd64_avx_mpx.
> ++	* common/x86-xstate.h (X86_XSTATE_MPX_MASK): Remove AVX
> bits.
> ++	(X86_XSTATE_AVX_MPX_MASK): New case.
> ++	* features/Makefile (i386/i386-avx-mpx, i386/i386-avx-mpx-
> linux)
> ++	(i386/amd64-avx-mpx, i386/amd64-avx-mpx-linux): New rules.
> ++	(i386/i386-avx-mpx-expedite, i386/i386-avx-mpx-linux-
> expedite)
> ++	(i386/amd64-avx-mpx-expedite, i386/amd64-avx-mpx-linux-
> expedite):
> ++	New expedites.
> ++	* i386-linux-tdep.c (features/i386/i386-avx-mpx-linux.c):
> New
> ++	include.
> ++	(i386_linux_core_read_description): Add case
> ++	X86_XSTATE_AVX_MPX_MASK.
> ++	(_initialize_i386_linux_tdep): Call
> ++	initialize_tdesc_i386_avx_mpx_linux.
> ++	* i386-linux-tdep.h (tdesc_i386_avx_mpx_linux): New
> include.
> ++	* i386-tdep.c (features/i386/i386-avx-mpx.c): New include.
> ++	(i386_target_description): Add case for
> X86_XSTATE_AVX_MPX_MASK.
> ++	* x86-linux-nat.c (x86_linux_read_description): Add case
> for
> ++	X86_XSTATE_AVX_MPX_MASK.
> ++	* features/i386/amd64-avx-mpx-linux.xml: New file.
> ++	* features/i386/i386-avx-mpx-linux.xml: New file.
> ++	* features/i386/i386-avx-mpx.xml: New file.
> ++	* features/i386/amd64-avx-mpx.xml: New file.
> ++	* features/i386/amd64-avx-mpx-linux.c: Generated.
> ++	* features/i386/amd64-avx-mpx.c: Generated.
> ++	* features/i386/i386-avx-mpx-linux.c: Generated.
> ++	* features/i386/i386-avx-mpx.c: Generated.
> ++	* regformats/i386/amd64-avx-mpx-linux.dat: Generated.
> ++	* regformats/i386/amd64-avx-mpx.dat: Generated.
> ++	* regformats/i386/i386-avx-mpx-linux.dat: Generated.
> ++	* regformats/i386/i386-avx-mpx.dat: Generated.
> ++
> + 2015-12-05  Joel Brobecker  <brobecker at adacore.com>
>> + 	* version.in: Set GDB version number to 7.10.1.
> +Index: gdb-7.10.1/gdb/amd64-linux-tdep.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/amd64-linux-tdep.c
> ++++ gdb-7.10.1/gdb/amd64-linux-tdep.c
> +@@ -43,6 +43,7 @@
> + #include "features/i386/amd64-linux.c"
> + #include "features/i386/amd64-avx-linux.c"
> + #include "features/i386/amd64-mpx-linux.c"
> ++#include "features/i386/amd64-avx-mpx-linux.c"
> + #include "features/i386/amd64-avx512-linux.c"
>> + #include "features/i386/x32-linux.c"
> +@@ -1589,6 +1590,11 @@ amd64_linux_core_read_description (struc
> + 	return tdesc_x32_avx_linux;  /* No x32 MPX falling back to
> AVX.  */
> +       else
> + 	return tdesc_amd64_mpx_linux;
> ++    case X86_XSTATE_AVX_MPX_MASK:
> ++      if (gdbarch_ptr_bit (gdbarch) == 32)
> ++	return tdesc_x32_avx_linux;  /* No x32 MPX falling back to
> AVX.  */
> ++      else
> ++	return tdesc_amd64_avx_mpx_linux;
> +     case X86_XSTATE_AVX_MASK:
> +       if (gdbarch_ptr_bit (gdbarch) == 32)
> + 	return tdesc_x32_avx_linux;
> +@@ -2280,6 +2286,7 @@ _initialize_amd64_linux_tdep (void)
> +   initialize_tdesc_amd64_linux ();
> +   initialize_tdesc_amd64_avx_linux ();
> +   initialize_tdesc_amd64_mpx_linux ();
> ++  initialize_tdesc_amd64_avx_mpx_linux ();
> +   initialize_tdesc_amd64_avx512_linux ();
>> +   initialize_tdesc_x32_linux ();
> +Index: gdb-7.10.1/gdb/amd64-linux-tdep.h
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/amd64-linux-tdep.h
> ++++ gdb-7.10.1/gdb/amd64-linux-tdep.h
> +@@ -35,6 +35,7 @@
> + extern struct target_desc *tdesc_amd64_linux;
> + extern struct target_desc *tdesc_amd64_avx_linux;
> + extern struct target_desc *tdesc_amd64_mpx_linux;
> ++extern struct target_desc *tdesc_amd64_avx_mpx_linux;
> + extern struct target_desc *tdesc_amd64_avx512_linux;
>> + extern struct target_desc *tdesc_x32_linux;
> +Index: gdb-7.10.1/gdb/amd64-tdep.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/amd64-tdep.c
> ++++ gdb-7.10.1/gdb/amd64-tdep.c
> +@@ -44,6 +44,7 @@
> + #include "features/i386/amd64.c"
> + #include "features/i386/amd64-avx.c"
> + #include "features/i386/amd64-mpx.c"
> ++#include "features/i386/amd64-avx-mpx.c"
> + #include "features/i386/amd64-avx512.c"
>> + #include "features/i386/x32.c"
> +@@ -3133,6 +3134,8 @@ amd64_target_description (uint64_t xcr0)
> +       return tdesc_amd64_avx512;
> +     case X86_XSTATE_MPX_MASK:
> +       return tdesc_amd64_mpx;
> ++    case X86_XSTATE_AVX_MPX_MASK:
> ++      return tdesc_amd64_avx_mpx;
> +     case X86_XSTATE_AVX_MASK:
> +       return tdesc_amd64_avx;
> +     default:
> +@@ -3149,6 +3152,7 @@ _initialize_amd64_tdep (void)
> +   initialize_tdesc_amd64 ();
> +   initialize_tdesc_amd64_avx ();
> +   initialize_tdesc_amd64_mpx ();
> ++  initialize_tdesc_amd64_avx_mpx ();
> +   initialize_tdesc_amd64_avx512 ();
>> +   initialize_tdesc_x32 ();
> +Index: gdb-7.10.1/gdb/common/x86-xstate.h
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/common/x86-xstate.h
> ++++ gdb-7.10.1/gdb/common/x86-xstate.h
> +@@ -39,9 +39,10 @@
> + #define X86_XSTATE_X87_MASK	X86_XSTATE_X87
> + #define X86_XSTATE_SSE_MASK	(X86_XSTATE_X87 |
> X86_XSTATE_SSE)
> + #define X86_XSTATE_AVX_MASK	(X86_XSTATE_SSE_MASK |
> X86_XSTATE_AVX)
> +-#define X86_XSTATE_MPX_MASK	(X86_XSTATE_AVX_MASK |
> X86_XSTATE_MPX)
> ++#define X86_XSTATE_MPX_MASK	(X86_XSTATE_SSE_MASK |
> X86_XSTATE_MPX)
> ++#define X86_XSTATE_AVX_MPX_MASK	(X86_XSTATE_AVX_MASK |
> X86_XSTATE_MPX)
> + #define X86_XSTATE_AVX512_MASK	(X86_XSTATE_AVX_MASK |
> X86_XSTATE_AVX512)
> +-#define X86_XSTATE_MPX_AVX512_MASK (X86_XSTATE_MPX_MASK |
> X86_XSTATE_AVX512)
> ++#define X86_XSTATE_MPX_AVX512_MASK (X86_XSTATE_AVX_MPX_MASK |
> X86_XSTATE_AVX512)
>> + #define X86_XSTATE_ALL_MASK	(X86_XSTATE_MPX_AVX512_MASK)
>> +Index: gdb-7.10.1/gdb/features/Makefile
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/Makefile
> ++++ gdb-7.10.1/gdb/features/Makefile
> +@@ -50,9 +50,11 @@ WHICH = aarch64 \
> + 	i386/amd64 i386/amd64-linux \
> + 	i386/i386-avx i386/i386-avx-linux \
> + 	i386/i386-mpx i386/i386-mpx-linux \
> ++	i386/i386-avx-mpx i386/i386-avx-mpx-linux \
> + 	i386/i386-avx512 i386/i386-avx512-linux \
> + 	i386/amd64-avx i386/amd64-avx-linux \
> + 	i386/amd64-mpx i386/amd64-mpx-linux \
> ++	i386/amd64-avx-mpx i386/amd64-avx-mpx-linux \
> + 	i386/amd64-avx512 i386/amd64-avx512-linux \
> + 	i386/x32 i386/x32-linux \
> + 	i386/x32-avx i386/x32-avx-linux \
> +@@ -83,7 +85,9 @@ i386/amd64-linux-expedite = rbp,rsp,rip
> + i386/i386-avx-expedite = ebp,esp,eip
> + i386/i386-avx-linux-expedite = ebp,esp,eip
> + i386/i386-mpx-expedite = ebp,esp,eip
> ++i386/i386-avx-mpx-expedite = ebp,esp,eip
> + i386/i386-mpx-linux-expedite = ebp,esp,eip
> ++i386/i386-avx-mpx-linux-expedite = ebp,esp,eip
> + i386/i386-avx512-expedite = ebp,esp,eip
> + i386/i386-avx512-linux-expedite = ebp,esp,eip
> + i386/i386-mmx-expedite = ebp,esp,eip
> +@@ -91,7 +95,9 @@ i386/i386-mmx-linux-expedite = ebp,esp,e
> + i386/amd64-avx-expedite = rbp,rsp,rip
> + i386/amd64-avx-linux-expedite = rbp,rsp,rip
> + i386/amd64-mpx-expedite = rbp,rsp,rip
> ++i386/amd64-avx-mpx-expedite = rbp,rsp,rip
> + i386/amd64-mpx-linux-expedite = rbp,rsp,rip
> ++i386/amd64-avx-mpx-linux-expedite = rbp,rsp,rip
> + i386/amd64-avx512-expedite = rbp,rsp,rip
> + i386/amd64-avx512-linux-expedite = rbp,rsp,rip
> + i386/x32-expedite = rbp,rsp,rip
> +@@ -156,6 +162,8 @@ XMLTOC = \
> + 	i386/amd64-linux.xml \
> + 	i386/amd64-mpx-linux.xml \
> + 	i386/amd64-mpx.xml \
> ++	i386/amd64-avx-mpx-linux.xml \
> ++	i386/amd64-avx-mpx.xml \
> + 	i386/amd64.xml \
> + 	i386/i386-avx-linux.xml \
> + 	i386/i386-avx.xml \
> +@@ -166,6 +174,8 @@ XMLTOC = \
> + 	i386/i386-mmx.xml \
> + 	i386/i386-mpx-linux.xml \
> + 	i386/i386-mpx.xml \
> ++	i386/i386-avx-mpx-linux.xml \
> ++	i386/i386-avx-mpx.xml \
> + 	i386/i386.xml \
> + 	i386/x32-avx-linux.xml \
> + 	i386/x32-avx.xml \
> +@@ -271,6 +281,10 @@ $(outdir)/i386/i386-mpx.dat: i386/32bit-
> + 			       i386/32bit-mpx.xml
> + $(outdir)/i386/i386-mpx-linux.dat: i386/32bit-core.xml 	i386
> /32bit-avx.xml \
> + 			       i386/32bit-linux.xml i386/32bit-
> mpx.xml
> ++$(outdir)/i386/i386-mpx-linux.dat: i386/32bit-core.xml \
> ++			       i386/32bit-linux.xml i386/32bit-
> mpx.xml
> ++$(outdir)/i386/i386-avx-mpx-linux.dat: i386/32bit-core.xml \
> ++			       i386/32bit-linux.xml i386/32bit-
> mpx.xml
> + $(outdir)/i386/i386-avx512.dat: i386/32bit-core.xml i386/32bit-
> avx.xml \
> + 			       i386/32bit-mpx.xml i386/32bit-
> avx512.xml
> + $(outdir)/i386/i386-avx512-linux.dat: i386/32bit-core.xml
> i386/32bit-avx.xml \
> +@@ -282,8 +296,12 @@ $(outdir)/i386/amd64-avx-linux.dat: i386
> + 				    i386/64bit-linux.xml
> + $(outdir)/i386/amd64-mpx-linux.dat: i386/64bit-core.xml i386/64bit-
> avx.xml \
> + 			       i386/64bit-linux.xml i386/64bit-
> mpx.xml
> ++$(outdir)/i386/amd64-avx-mpx-linux.dat: i386/64bit-core.xml \
> ++			       i386/64bit-linux.xml i386/64bit-
> mpx.xml
> + $(outdir)/i386/amd64-mpx.dat: i386/64bit-core.xml i386/64bit-
> avx.xml \
> + 			       i386/64bit-mpx.xml
> ++$(outdir)/i386/amd64-avx-mpx.dat: i386/64bit-core.xml \
> ++			       i386/64bit-mpx.xml
> + $(outdir)/i386/amd64-avx512.dat: i386/64bit-core.xml i386/64bit-
> avx.xml \
> + 			       i386/64bit-mpx.xml i386/64bit-
> avx512.xml
> + $(outdir)/i386/amd64-avx512-linux.dat: i386/64bit-core.xml
> i386/64bit-avx.xml \
> +Index: gdb-7.10.1/gdb/features/i386/amd64-avx-mpx-linux.c
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/amd64-avx-mpx-linux.c
> +@@ -0,0 +1,211 @@
> ++/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
> ++  Original: amd64-avx-mpx-linux.xml */
> ++
> ++#include "defs.h"
> ++#include "osabi.h"
> ++#include "target-descriptions.h"
> ++
> ++struct target_desc *tdesc_amd64_avx_mpx_linux;
> ++static void
> ++initialize_tdesc_amd64_avx_mpx_linux (void)
> ++{
> ++  struct target_desc *result = allocate_target_description ();
> ++  struct tdesc_feature *feature;
> ++  struct tdesc_type *field_type;
> ++  struct tdesc_type *type;
> ++
> ++  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
> ++
> ++  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
> ++  field_type = tdesc_create_flags (feature, "i386_eflags", 4);
> ++  tdesc_add_flag (field_type, 0, "CF");
> ++  tdesc_add_flag (field_type, 1, "");
> ++  tdesc_add_flag (field_type, 2, "PF");
> ++  tdesc_add_flag (field_type, 4, "AF");
> ++  tdesc_add_flag (field_type, 6, "ZF");
> ++  tdesc_add_flag (field_type, 7, "SF");
> ++  tdesc_add_flag (field_type, 8, "TF");
> ++  tdesc_add_flag (field_type, 9, "IF");
> ++  tdesc_add_flag (field_type, 10, "DF");
> ++  tdesc_add_flag (field_type, 11, "OF");
> ++  tdesc_add_flag (field_type, 14, "NT");
> ++  tdesc_add_flag (field_type, 16, "RF");
> ++  tdesc_add_flag (field_type, 17, "VM");
> ++  tdesc_add_flag (field_type, 18, "AC");
> ++  tdesc_add_flag (field_type, 19, "VIF");
> ++  tdesc_add_flag (field_type, 20, "VIP");
> ++  tdesc_add_flag (field_type, 21, "ID");
> ++
> ++  tdesc_create_reg (feature, "rax", 0, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rbx", 1, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rcx", 2, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rdx", 3, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rsi", 4, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rdi", 5, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rbp", 6, 1, NULL, 64, "data_ptr");
> ++  tdesc_create_reg (feature, "rsp", 7, 1, NULL, 64, "data_ptr");
> ++  tdesc_create_reg (feature, "r8", 8, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r9", 9, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r10", 10, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r11", 11, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r12", 12, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r13", 13, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r14", 14, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r15", 15, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rip", 16, 1, NULL, 64, "code_ptr");
> ++  tdesc_create_reg (feature, "eflags", 17, 1, NULL, 32,
> "i386_eflags");
> ++  tdesc_create_reg (feature, "cs", 18, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ss", 19, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ds", 20, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "es", 21, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "fs", 22, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "gs", 23, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "st0", 24, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st1", 25, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st2", 26, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st3", 27, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st4", 28, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st5", 29, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st6", 30, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st7", 31, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "fctrl", 32, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fstat", 33, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "ftag", 34, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fiseg", 35, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fioff", 36, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "foseg", 37, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fooff", 38, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fop", 39, 1, "float", 32, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.sse");
> ++  field_type = tdesc_named_type (feature, "ieee_single");
> ++  tdesc_create_vector (feature, "v4f", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "ieee_double");
> ++  tdesc_create_vector (feature, "v2d", field_type, 2);
> ++
> ++  field_type = tdesc_named_type (feature, "int8");
> ++  tdesc_create_vector (feature, "v16i8", field_type, 16);
> ++
> ++  field_type = tdesc_named_type (feature, "int16");
> ++  tdesc_create_vector (feature, "v8i16", field_type, 8);
> ++
> ++  field_type = tdesc_named_type (feature, "int32");
> ++  tdesc_create_vector (feature, "v4i32", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "int64");
> ++  tdesc_create_vector (feature, "v2i64", field_type, 2);
> ++
> ++  type = tdesc_create_union (feature, "vec128");
> ++  field_type = tdesc_named_type (feature, "v4f");
> ++  tdesc_add_field (type, "v4_float", field_type);
> ++  field_type = tdesc_named_type (feature, "v2d");
> ++  tdesc_add_field (type, "v2_double", field_type);
> ++  field_type = tdesc_named_type (feature, "v16i8");
> ++  tdesc_add_field (type, "v16_int8", field_type);
> ++  field_type = tdesc_named_type (feature, "v8i16");
> ++  tdesc_add_field (type, "v8_int16", field_type);
> ++  field_type = tdesc_named_type (feature, "v4i32");
> ++  tdesc_add_field (type, "v4_int32", field_type);
> ++  field_type = tdesc_named_type (feature, "v2i64");
> ++  tdesc_add_field (type, "v2_int64", field_type);
> ++  field_type = tdesc_named_type (feature, "uint128");
> ++  tdesc_add_field (type, "uint128", field_type);
> ++
> ++  field_type = tdesc_create_flags (feature, "i386_mxcsr", 4);
> ++  tdesc_add_flag (field_type, 0, "IE");
> ++  tdesc_add_flag (field_type, 1, "DE");
> ++  tdesc_add_flag (field_type, 2, "ZE");
> ++  tdesc_add_flag (field_type, 3, "OE");
> ++  tdesc_add_flag (field_type, 4, "UE");
> ++  tdesc_add_flag (field_type, 5, "PE");
> ++  tdesc_add_flag (field_type, 6, "DAZ");
> ++  tdesc_add_flag (field_type, 7, "IM");
> ++  tdesc_add_flag (field_type, 8, "DM");
> ++  tdesc_add_flag (field_type, 9, "ZM");
> ++  tdesc_add_flag (field_type, 10, "OM");
> ++  tdesc_add_flag (field_type, 11, "UM");
> ++  tdesc_add_flag (field_type, 12, "PM");
> ++  tdesc_add_flag (field_type, 15, "FZ");
> ++
> ++  tdesc_create_reg (feature, "xmm0", 40, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm1", 41, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm2", 42, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm3", 43, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm4", 44, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm5", 45, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm6", 46, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm7", 47, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm8", 48, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm9", 49, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm10", 50, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm11", 51, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm12", 52, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm13", 53, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm14", 54, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm15", 55, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "mxcsr", 56, 1, "vector", 32,
> "i386_mxcsr");
> ++
> ++  feature = tdesc_create_feature (result,
> "org.gnu.gdb.i386.linux");
> ++  tdesc_create_reg (feature, "orig_rax", 57, 1, NULL, 64, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> ++  tdesc_create_reg (feature, "ymm0h", 58, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm1h", 59, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm2h", 60, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm3h", 61, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm4h", 62, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm5h", 63, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm6h", 64, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm7h", 65, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm8h", 66, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm9h", 67, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm10h", 68, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm11h", 69, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm12h", 70, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm13h", 71, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm14h", 72, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm15h", 73, 1, NULL, 128,
> "uint128");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> ++  type = tdesc_create_struct (feature, "br128");
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "lbound", field_type);
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "ubound_raw", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndstatus");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "bde", 2, 63);
> ++  tdesc_add_bitfield (type, "error", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "status");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndstatus");
> ++  tdesc_add_field (type, "status", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndcfgu");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "base", 12, 63);
> ++  tdesc_add_bitfield (type, "reserved", 2, 11);
> ++  tdesc_add_bitfield (type, "preserved", 1, 1);
> ++  tdesc_add_bitfield (type, "enabled", 0, 0);
> ++
> ++  type = tdesc_create_union (feature, "cfgu");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndcfgu");
> ++  tdesc_add_field (type, "config", field_type);
> ++
> ++  tdesc_create_reg (feature, "bnd0raw", 74, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 75, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 76, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 77, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 78, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 79, 1, NULL, 64,
> "status");
> ++
> ++  tdesc_amd64_avx_mpx_linux = result;
> ++}
> +Index: gdb-7.10.1/gdb/features/i386/amd64-avx-mpx-linux.xml
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/amd64-avx-mpx-linux.xml
> +@@ -0,0 +1,19 @@
> ++<?xml version="1.0"?>
> ++<!-- Copyright (C) 2013-2016 Free Software Foundation, Inc.
> ++
> ++     Copying and distribution of this file, with or without
> modification,
> ++     are permitted in any medium without royalty provided the
> copyright
> ++     notice and this notice are preserved.  -->
> ++
> ++<!-- AMD64 with AVX and MPX - Includes Linux-only special
> "register".  -->
> ++
> ++<!DOCTYPE target SYSTEM "gdb-target.dtd">
> ++<target>
> ++  <architecture>i386:x86-64</architecture>
> ++  <osabi>GNU/Linux</osabi>
> ++  <xi:include href="64bit-core.xml"/>
> ++  <xi:include href="64bit-sse.xml"/>
> ++  <xi:include href="64bit-linux.xml"/>
> ++  <xi:include href="64bit-avx.xml"/>
> ++  <xi:include href="64bit-mpx.xml"/>
> ++</target>
> +Index: gdb-7.10.1/gdb/features/i386/amd64-avx-mpx.c
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/amd64-avx-mpx.c
> +@@ -0,0 +1,206 @@
> ++/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
> ++  Original: amd64-avx-mpx.xml */
> ++
> ++#include "defs.h"
> ++#include "osabi.h"
> ++#include "target-descriptions.h"
> ++
> ++struct target_desc *tdesc_amd64_avx_mpx;
> ++static void
> ++initialize_tdesc_amd64_avx_mpx (void)
> ++{
> ++  struct target_desc *result = allocate_target_description ();
> ++  struct tdesc_feature *feature;
> ++  struct tdesc_type *field_type;
> ++  struct tdesc_type *type;
> ++
> ++  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
> ++  field_type = tdesc_create_flags (feature, "i386_eflags", 4);
> ++  tdesc_add_flag (field_type, 0, "CF");
> ++  tdesc_add_flag (field_type, 1, "");
> ++  tdesc_add_flag (field_type, 2, "PF");
> ++  tdesc_add_flag (field_type, 4, "AF");
> ++  tdesc_add_flag (field_type, 6, "ZF");
> ++  tdesc_add_flag (field_type, 7, "SF");
> ++  tdesc_add_flag (field_type, 8, "TF");
> ++  tdesc_add_flag (field_type, 9, "IF");
> ++  tdesc_add_flag (field_type, 10, "DF");
> ++  tdesc_add_flag (field_type, 11, "OF");
> ++  tdesc_add_flag (field_type, 14, "NT");
> ++  tdesc_add_flag (field_type, 16, "RF");
> ++  tdesc_add_flag (field_type, 17, "VM");
> ++  tdesc_add_flag (field_type, 18, "AC");
> ++  tdesc_add_flag (field_type, 19, "VIF");
> ++  tdesc_add_flag (field_type, 20, "VIP");
> ++  tdesc_add_flag (field_type, 21, "ID");
> ++
> ++  tdesc_create_reg (feature, "rax", 0, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rbx", 1, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rcx", 2, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rdx", 3, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rsi", 4, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rdi", 5, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rbp", 6, 1, NULL, 64, "data_ptr");
> ++  tdesc_create_reg (feature, "rsp", 7, 1, NULL, 64, "data_ptr");
> ++  tdesc_create_reg (feature, "r8", 8, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r9", 9, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r10", 10, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r11", 11, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r12", 12, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r13", 13, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r14", 14, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "r15", 15, 1, NULL, 64, "int64");
> ++  tdesc_create_reg (feature, "rip", 16, 1, NULL, 64, "code_ptr");
> ++  tdesc_create_reg (feature, "eflags", 17, 1, NULL, 32,
> "i386_eflags");
> ++  tdesc_create_reg (feature, "cs", 18, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ss", 19, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ds", 20, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "es", 21, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "fs", 22, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "gs", 23, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "st0", 24, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st1", 25, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st2", 26, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st3", 27, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st4", 28, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st5", 29, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st6", 30, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st7", 31, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "fctrl", 32, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fstat", 33, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "ftag", 34, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fiseg", 35, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fioff", 36, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "foseg", 37, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fooff", 38, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fop", 39, 1, "float", 32, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.sse");
> ++  field_type = tdesc_named_type (feature, "ieee_single");
> ++  tdesc_create_vector (feature, "v4f", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "ieee_double");
> ++  tdesc_create_vector (feature, "v2d", field_type, 2);
> ++
> ++  field_type = tdesc_named_type (feature, "int8");
> ++  tdesc_create_vector (feature, "v16i8", field_type, 16);
> ++
> ++  field_type = tdesc_named_type (feature, "int16");
> ++  tdesc_create_vector (feature, "v8i16", field_type, 8);
> ++
> ++  field_type = tdesc_named_type (feature, "int32");
> ++  tdesc_create_vector (feature, "v4i32", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "int64");
> ++  tdesc_create_vector (feature, "v2i64", field_type, 2);
> ++
> ++  type = tdesc_create_union (feature, "vec128");
> ++  field_type = tdesc_named_type (feature, "v4f");
> ++  tdesc_add_field (type, "v4_float", field_type);
> ++  field_type = tdesc_named_type (feature, "v2d");
> ++  tdesc_add_field (type, "v2_double", field_type);
> ++  field_type = tdesc_named_type (feature, "v16i8");
> ++  tdesc_add_field (type, "v16_int8", field_type);
> ++  field_type = tdesc_named_type (feature, "v8i16");
> ++  tdesc_add_field (type, "v8_int16", field_type);
> ++  field_type = tdesc_named_type (feature, "v4i32");
> ++  tdesc_add_field (type, "v4_int32", field_type);
> ++  field_type = tdesc_named_type (feature, "v2i64");
> ++  tdesc_add_field (type, "v2_int64", field_type);
> ++  field_type = tdesc_named_type (feature, "uint128");
> ++  tdesc_add_field (type, "uint128", field_type);
> ++
> ++  field_type = tdesc_create_flags (feature, "i386_mxcsr", 4);
> ++  tdesc_add_flag (field_type, 0, "IE");
> ++  tdesc_add_flag (field_type, 1, "DE");
> ++  tdesc_add_flag (field_type, 2, "ZE");
> ++  tdesc_add_flag (field_type, 3, "OE");
> ++  tdesc_add_flag (field_type, 4, "UE");
> ++  tdesc_add_flag (field_type, 5, "PE");
> ++  tdesc_add_flag (field_type, 6, "DAZ");
> ++  tdesc_add_flag (field_type, 7, "IM");
> ++  tdesc_add_flag (field_type, 8, "DM");
> ++  tdesc_add_flag (field_type, 9, "ZM");
> ++  tdesc_add_flag (field_type, 10, "OM");
> ++  tdesc_add_flag (field_type, 11, "UM");
> ++  tdesc_add_flag (field_type, 12, "PM");
> ++  tdesc_add_flag (field_type, 15, "FZ");
> ++
> ++  tdesc_create_reg (feature, "xmm0", 40, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm1", 41, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm2", 42, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm3", 43, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm4", 44, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm5", 45, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm6", 46, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm7", 47, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm8", 48, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm9", 49, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm10", 50, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm11", 51, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm12", 52, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm13", 53, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm14", 54, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm15", 55, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "mxcsr", 56, 1, "vector", 32,
> "i386_mxcsr");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> ++  tdesc_create_reg (feature, "ymm0h", 57, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm1h", 58, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm2h", 59, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm3h", 60, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm4h", 61, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm5h", 62, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm6h", 63, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm7h", 64, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm8h", 65, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm9h", 66, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm10h", 67, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm11h", 68, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm12h", 69, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm13h", 70, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm14h", 71, 1, NULL, 128,
> "uint128");
> ++  tdesc_create_reg (feature, "ymm15h", 72, 1, NULL, 128,
> "uint128");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> ++  type = tdesc_create_struct (feature, "br128");
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "lbound", field_type);
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "ubound_raw", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndstatus");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "bde", 2, 63);
> ++  tdesc_add_bitfield (type, "error", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "status");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndstatus");
> ++  tdesc_add_field (type, "status", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndcfgu");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "base", 12, 63);
> ++  tdesc_add_bitfield (type, "reserved", 2, 11);
> ++  tdesc_add_bitfield (type, "preserved", 1, 1);
> ++  tdesc_add_bitfield (type, "enabled", 0, 0);
> ++
> ++  type = tdesc_create_union (feature, "cfgu");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndcfgu");
> ++  tdesc_add_field (type, "config", field_type);
> ++
> ++  tdesc_create_reg (feature, "bnd0raw", 73, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 74, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 75, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 76, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 77, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 78, 1, NULL, 64,
> "status");
> ++
> ++  tdesc_amd64_avx_mpx = result;
> ++}
> +Index: gdb-7.10.1/gdb/features/i386/amd64-avx-mpx.xml
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/amd64-avx-mpx.xml
> +@@ -0,0 +1,17 @@
> ++<?xml version="1.0"?>
> ++<!-- Copyright (C) 2013-2016 Free Software Foundation, Inc.
> ++
> ++     Copying and distribution of this file, with or without
> modification,
> ++     are permitted in any medium without royalty provided the
> copyright
> ++     notice and this notice are preserved.  -->
> ++
> ++<!-- AMD64 with AVX and MPX -->
> ++
> ++<!DOCTYPE target SYSTEM "gdb-target.dtd">
> ++<target>
> ++  <architecture>i386:x86-64</architecture>
> ++  <xi:include href="64bit-core.xml"/>
> ++  <xi:include href="64bit-sse.xml"/>
> ++  <xi:include href="64bit-avx.xml"/>
> ++  <xi:include href="64bit-mpx.xml"/>
> ++</target>
> +Index: gdb-7.10.1/gdb/features/i386/amd64-mpx-linux.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/amd64-mpx-linux.c
> ++++ gdb-7.10.1/gdb/features/i386/amd64-mpx-linux.c
> +@@ -151,24 +151,6 @@ initialize_tdesc_amd64_mpx_linux (void)
> +   feature = tdesc_create_feature (result,
> "org.gnu.gdb.i386.linux");
> +   tdesc_create_reg (feature, "orig_rax", 57, 1, NULL, 64, "int");
>> +-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> +-  tdesc_create_reg (feature, "ymm0h", 58, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm1h", 59, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm2h", 60, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm3h", 61, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm4h", 62, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm5h", 63, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm6h", 64, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm7h", 65, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm8h", 66, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm9h", 67, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm10h", 68, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm11h", 69, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm12h", 70, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm13h", 71, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm14h", 72, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm15h", 73, 1, NULL, 128,
> "uint128");
> +-
> +   feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> +   type = tdesc_create_struct (feature, "br128");
> +   field_type = tdesc_named_type (feature, "uint64");
> +@@ -200,12 +182,12 @@ initialize_tdesc_amd64_mpx_linux (void)
> +   field_type = tdesc_named_type (feature, "_bndcfgu");
> +   tdesc_add_field (type, "config", field_type);
>> +-  tdesc_create_reg (feature, "bnd0raw", 74, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd1raw", 75, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd2raw", 76, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd3raw", 77, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bndcfgu", 78, 1, NULL, 64, "cfgu");
> +-  tdesc_create_reg (feature, "bndstatus", 79, 1, NULL, 64,
> "status");
> ++  tdesc_create_reg (feature, "bnd0raw", 58, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 59, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 60, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 61, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 62, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 63, 1, NULL, 64,
> "status");
>> +   tdesc_amd64_mpx_linux = result;
> + }
> +Index: gdb-7.10.1/gdb/features/i386/amd64-mpx-linux.xml
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/amd64-mpx-linux.xml
> ++++ gdb-7.10.1/gdb/features/i386/amd64-mpx-linux.xml
> +@@ -14,6 +14,5 @@
> +   <xi:include href="64bit-core.xml"/>
> +   <xi:include href="64bit-sse.xml"/>
> +   <xi:include href="64bit-linux.xml"/>
> +-  <xi:include href="64bit-avx.xml"/>
> +   <xi:include href="64bit-mpx.xml"/>
> + </target>
> +Index: gdb-7.10.1/gdb/features/i386/amd64-mpx.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/amd64-mpx.c
> ++++ gdb-7.10.1/gdb/features/i386/amd64-mpx.c
> +@@ -146,24 +146,6 @@ initialize_tdesc_amd64_mpx (void)
> +   tdesc_create_reg (feature, "xmm15", 55, 1, NULL, 128, "vec128");
> +   tdesc_create_reg (feature, "mxcsr", 56, 1, "vector", 32,
> "i386_mxcsr");
>> +-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> +-  tdesc_create_reg (feature, "ymm0h", 57, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm1h", 58, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm2h", 59, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm3h", 60, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm4h", 61, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm5h", 62, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm6h", 63, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm7h", 64, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm8h", 65, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm9h", 66, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm10h", 67, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm11h", 68, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm12h", 69, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm13h", 70, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm14h", 71, 1, NULL, 128,
> "uint128");
> +-  tdesc_create_reg (feature, "ymm15h", 72, 1, NULL, 128,
> "uint128");
> +-
> +   feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> +   type = tdesc_create_struct (feature, "br128");
> +   field_type = tdesc_named_type (feature, "uint64");
> +@@ -195,12 +177,12 @@ initialize_tdesc_amd64_mpx (void)
> +   field_type = tdesc_named_type (feature, "_bndcfgu");
> +   tdesc_add_field (type, "config", field_type);
>> +-  tdesc_create_reg (feature, "bnd0raw", 73, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd1raw", 74, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd2raw", 75, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd3raw", 76, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bndcfgu", 77, 1, NULL, 64, "cfgu");
> +-  tdesc_create_reg (feature, "bndstatus", 78, 1, NULL, 64,
> "status");
> ++  tdesc_create_reg (feature, "bnd0raw", 57, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 58, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 59, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 60, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 61, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 62, 1, NULL, 64,
> "status");
>> +   tdesc_amd64_mpx = result;
> + }
> +Index: gdb-7.10.1/gdb/features/i386/amd64-mpx.xml
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/amd64-mpx.xml
> ++++ gdb-7.10.1/gdb/features/i386/amd64-mpx.xml
> +@@ -12,6 +12,5 @@
> +   <architecture>i386:x86-64</architecture>
> +   <xi:include href="64bit-core.xml"/>
> +   <xi:include href="64bit-sse.xml"/>
> +-  <xi:include href="64bit-avx.xml"/>
> +   <xi:include href="64bit-mpx.xml"/>
> + </target>
> +Index: gdb-7.10.1/gdb/features/i386/i386-avx-mpx-linux.c
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/i386-avx-mpx-linux.c
> +@@ -0,0 +1,187 @@
> ++/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
> ++  Original: i386-avx-mpx-linux.xml */
> ++
> ++#include "defs.h"
> ++#include "osabi.h"
> ++#include "target-descriptions.h"
> ++
> ++struct target_desc *tdesc_i386_avx_mpx_linux;
> ++static void
> ++initialize_tdesc_i386_avx_mpx_linux (void)
> ++{
> ++  struct target_desc *result = allocate_target_description ();
> ++  struct tdesc_feature *feature;
> ++  struct tdesc_type *field_type;
> ++  struct tdesc_type *type;
> ++
> ++  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
> ++
> ++  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
> ++  field_type = tdesc_create_flags (feature, "i386_eflags", 4);
> ++  tdesc_add_flag (field_type, 0, "CF");
> ++  tdesc_add_flag (field_type, 1, "");
> ++  tdesc_add_flag (field_type, 2, "PF");
> ++  tdesc_add_flag (field_type, 4, "AF");
> ++  tdesc_add_flag (field_type, 6, "ZF");
> ++  tdesc_add_flag (field_type, 7, "SF");
> ++  tdesc_add_flag (field_type, 8, "TF");
> ++  tdesc_add_flag (field_type, 9, "IF");
> ++  tdesc_add_flag (field_type, 10, "DF");
> ++  tdesc_add_flag (field_type, 11, "OF");
> ++  tdesc_add_flag (field_type, 14, "NT");
> ++  tdesc_add_flag (field_type, 16, "RF");
> ++  tdesc_add_flag (field_type, 17, "VM");
> ++  tdesc_add_flag (field_type, 18, "AC");
> ++  tdesc_add_flag (field_type, 19, "VIF");
> ++  tdesc_add_flag (field_type, 20, "VIP");
> ++  tdesc_add_flag (field_type, 21, "ID");
> ++
> ++  tdesc_create_reg (feature, "eax", 0, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ecx", 1, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "edx", 2, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ebx", 3, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "esp", 4, 1, NULL, 32, "data_ptr");
> ++  tdesc_create_reg (feature, "ebp", 5, 1, NULL, 32, "data_ptr");
> ++  tdesc_create_reg (feature, "esi", 6, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "edi", 7, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "eip", 8, 1, NULL, 32, "code_ptr");
> ++  tdesc_create_reg (feature, "eflags", 9, 1, NULL, 32,
> "i386_eflags");
> ++  tdesc_create_reg (feature, "cs", 10, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ss", 11, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ds", 12, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "es", 13, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "fs", 14, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "gs", 15, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "st0", 16, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st1", 17, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st2", 18, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st3", 19, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st4", 20, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st5", 21, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st6", 22, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st7", 23, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "fctrl", 24, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fstat", 25, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "ftag", 26, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fiseg", 27, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fioff", 28, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "foseg", 29, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fooff", 30, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fop", 31, 1, "float", 32, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.sse");
> ++  field_type = tdesc_named_type (feature, "ieee_single");
> ++  tdesc_create_vector (feature, "v4f", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "ieee_double");
> ++  tdesc_create_vector (feature, "v2d", field_type, 2);
> ++
> ++  field_type = tdesc_named_type (feature, "int8");
> ++  tdesc_create_vector (feature, "v16i8", field_type, 16);
> ++
> ++  field_type = tdesc_named_type (feature, "int16");
> ++  tdesc_create_vector (feature, "v8i16", field_type, 8);
> ++
> ++  field_type = tdesc_named_type (feature, "int32");
> ++  tdesc_create_vector (feature, "v4i32", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "int64");
> ++  tdesc_create_vector (feature, "v2i64", field_type, 2);
> ++
> ++  type = tdesc_create_union (feature, "vec128");
> ++  field_type = tdesc_named_type (feature, "v4f");
> ++  tdesc_add_field (type, "v4_float", field_type);
> ++  field_type = tdesc_named_type (feature, "v2d");
> ++  tdesc_add_field (type, "v2_double", field_type);
> ++  field_type = tdesc_named_type (feature, "v16i8");
> ++  tdesc_add_field (type, "v16_int8", field_type);
> ++  field_type = tdesc_named_type (feature, "v8i16");
> ++  tdesc_add_field (type, "v8_int16", field_type);
> ++  field_type = tdesc_named_type (feature, "v4i32");
> ++  tdesc_add_field (type, "v4_int32", field_type);
> ++  field_type = tdesc_named_type (feature, "v2i64");
> ++  tdesc_add_field (type, "v2_int64", field_type);
> ++  field_type = tdesc_named_type (feature, "uint128");
> ++  tdesc_add_field (type, "uint128", field_type);
> ++
> ++  field_type = tdesc_create_flags (feature, "i386_mxcsr", 4);
> ++  tdesc_add_flag (field_type, 0, "IE");
> ++  tdesc_add_flag (field_type, 1, "DE");
> ++  tdesc_add_flag (field_type, 2, "ZE");
> ++  tdesc_add_flag (field_type, 3, "OE");
> ++  tdesc_add_flag (field_type, 4, "UE");
> ++  tdesc_add_flag (field_type, 5, "PE");
> ++  tdesc_add_flag (field_type, 6, "DAZ");
> ++  tdesc_add_flag (field_type, 7, "IM");
> ++  tdesc_add_flag (field_type, 8, "DM");
> ++  tdesc_add_flag (field_type, 9, "ZM");
> ++  tdesc_add_flag (field_type, 10, "OM");
> ++  tdesc_add_flag (field_type, 11, "UM");
> ++  tdesc_add_flag (field_type, 12, "PM");
> ++  tdesc_add_flag (field_type, 15, "FZ");
> ++
> ++  tdesc_create_reg (feature, "xmm0", 32, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm1", 33, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm2", 34, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm3", 35, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm4", 36, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm5", 37, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm6", 38, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm7", 39, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "mxcsr", 40, 1, "vector", 32,
> "i386_mxcsr");
> ++
> ++  feature = tdesc_create_feature (result,
> "org.gnu.gdb.i386.linux");
> ++  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> ++  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> ++  type = tdesc_create_struct (feature, "br128");
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "lbound", field_type);
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "ubound_raw", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndstatus");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "bde", 2, 31);
> ++  tdesc_add_bitfield (type, "error", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "status");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndstatus");
> ++  tdesc_add_field (type, "status", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndcfgu");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "base", 12, 31);
> ++  tdesc_add_bitfield (type, "reserved", 2, 11);
> ++  tdesc_add_bitfield (type, "preserved", 1, 1);
> ++  tdesc_add_bitfield (type, "enabled", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "cfgu");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndcfgu");
> ++  tdesc_add_field (type, "config", field_type);
> ++
> ++  tdesc_create_reg (feature, "bnd0raw", 50, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 51, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 52, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 53, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 54, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 55, 1, NULL, 64,
> "status");
> ++
> ++  tdesc_i386_avx_mpx_linux = result;
> ++}
> +Index: gdb-7.10.1/gdb/features/i386/i386-avx-mpx-linux.xml
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/i386-avx-mpx-linux.xml
> +@@ -0,0 +1,19 @@
> ++<?xml version="1.0"?>
> ++<!-- Copyright (C) 2013-2016 Free Software Foundation, Inc.
> ++
> ++     Copying and distribution of this file, with or without
> modification,
> ++     are permitted in any medium without royalty provided the
> copyright
> ++     notice and this notice are preserved.  -->
> ++
> ++<!-- I386 with AVX and MPX- Includes Linux-only special
> "register".  -->
> ++
> ++<!DOCTYPE target SYSTEM "gdb-target.dtd">
> ++<target>
> ++  <architecture>i386</architecture>
> ++  <osabi>GNU/Linux</osabi>
> ++  <xi:include href="32bit-core.xml"/>
> ++  <xi:include href="32bit-sse.xml"/>
> ++  <xi:include href="32bit-linux.xml"/>
> ++  <xi:include href="32bit-avx.xml"/>
> ++  <xi:include href="32bit-mpx.xml"/>
> ++</target>
> +Index: gdb-7.10.1/gdb/features/i386/i386-avx-mpx.c
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/i386-avx-mpx.c
> +@@ -0,0 +1,182 @@
> ++/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
> ++  Original: i386-avx-mpx.xml */
> ++
> ++#include "defs.h"
> ++#include "osabi.h"
> ++#include "target-descriptions.h"
> ++
> ++struct target_desc *tdesc_i386_avx_mpx;
> ++static void
> ++initialize_tdesc_i386_avx_mpx (void)
> ++{
> ++  struct target_desc *result = allocate_target_description ();
> ++  struct tdesc_feature *feature;
> ++  struct tdesc_type *field_type;
> ++  struct tdesc_type *type;
> ++
> ++  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
> ++  field_type = tdesc_create_flags (feature, "i386_eflags", 4);
> ++  tdesc_add_flag (field_type, 0, "CF");
> ++  tdesc_add_flag (field_type, 1, "");
> ++  tdesc_add_flag (field_type, 2, "PF");
> ++  tdesc_add_flag (field_type, 4, "AF");
> ++  tdesc_add_flag (field_type, 6, "ZF");
> ++  tdesc_add_flag (field_type, 7, "SF");
> ++  tdesc_add_flag (field_type, 8, "TF");
> ++  tdesc_add_flag (field_type, 9, "IF");
> ++  tdesc_add_flag (field_type, 10, "DF");
> ++  tdesc_add_flag (field_type, 11, "OF");
> ++  tdesc_add_flag (field_type, 14, "NT");
> ++  tdesc_add_flag (field_type, 16, "RF");
> ++  tdesc_add_flag (field_type, 17, "VM");
> ++  tdesc_add_flag (field_type, 18, "AC");
> ++  tdesc_add_flag (field_type, 19, "VIF");
> ++  tdesc_add_flag (field_type, 20, "VIP");
> ++  tdesc_add_flag (field_type, 21, "ID");
> ++
> ++  tdesc_create_reg (feature, "eax", 0, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ecx", 1, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "edx", 2, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ebx", 3, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "esp", 4, 1, NULL, 32, "data_ptr");
> ++  tdesc_create_reg (feature, "ebp", 5, 1, NULL, 32, "data_ptr");
> ++  tdesc_create_reg (feature, "esi", 6, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "edi", 7, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "eip", 8, 1, NULL, 32, "code_ptr");
> ++  tdesc_create_reg (feature, "eflags", 9, 1, NULL, 32,
> "i386_eflags");
> ++  tdesc_create_reg (feature, "cs", 10, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ss", 11, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "ds", 12, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "es", 13, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "fs", 14, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "gs", 15, 1, NULL, 32, "int32");
> ++  tdesc_create_reg (feature, "st0", 16, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st1", 17, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st2", 18, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st3", 19, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st4", 20, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st5", 21, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st6", 22, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "st7", 23, 1, NULL, 80, "i387_ext");
> ++  tdesc_create_reg (feature, "fctrl", 24, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fstat", 25, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "ftag", 26, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fiseg", 27, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fioff", 28, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "foseg", 29, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fooff", 30, 1, "float", 32, "int");
> ++  tdesc_create_reg (feature, "fop", 31, 1, "float", 32, "int");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.sse");
> ++  field_type = tdesc_named_type (feature, "ieee_single");
> ++  tdesc_create_vector (feature, "v4f", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "ieee_double");
> ++  tdesc_create_vector (feature, "v2d", field_type, 2);
> ++
> ++  field_type = tdesc_named_type (feature, "int8");
> ++  tdesc_create_vector (feature, "v16i8", field_type, 16);
> ++
> ++  field_type = tdesc_named_type (feature, "int16");
> ++  tdesc_create_vector (feature, "v8i16", field_type, 8);
> ++
> ++  field_type = tdesc_named_type (feature, "int32");
> ++  tdesc_create_vector (feature, "v4i32", field_type, 4);
> ++
> ++  field_type = tdesc_named_type (feature, "int64");
> ++  tdesc_create_vector (feature, "v2i64", field_type, 2);
> ++
> ++  type = tdesc_create_union (feature, "vec128");
> ++  field_type = tdesc_named_type (feature, "v4f");
> ++  tdesc_add_field (type, "v4_float", field_type);
> ++  field_type = tdesc_named_type (feature, "v2d");
> ++  tdesc_add_field (type, "v2_double", field_type);
> ++  field_type = tdesc_named_type (feature, "v16i8");
> ++  tdesc_add_field (type, "v16_int8", field_type);
> ++  field_type = tdesc_named_type (feature, "v8i16");
> ++  tdesc_add_field (type, "v8_int16", field_type);
> ++  field_type = tdesc_named_type (feature, "v4i32");
> ++  tdesc_add_field (type, "v4_int32", field_type);
> ++  field_type = tdesc_named_type (feature, "v2i64");
> ++  tdesc_add_field (type, "v2_int64", field_type);
> ++  field_type = tdesc_named_type (feature, "uint128");
> ++  tdesc_add_field (type, "uint128", field_type);
> ++
> ++  field_type = tdesc_create_flags (feature, "i386_mxcsr", 4);
> ++  tdesc_add_flag (field_type, 0, "IE");
> ++  tdesc_add_flag (field_type, 1, "DE");
> ++  tdesc_add_flag (field_type, 2, "ZE");
> ++  tdesc_add_flag (field_type, 3, "OE");
> ++  tdesc_add_flag (field_type, 4, "UE");
> ++  tdesc_add_flag (field_type, 5, "PE");
> ++  tdesc_add_flag (field_type, 6, "DAZ");
> ++  tdesc_add_flag (field_type, 7, "IM");
> ++  tdesc_add_flag (field_type, 8, "DM");
> ++  tdesc_add_flag (field_type, 9, "ZM");
> ++  tdesc_add_flag (field_type, 10, "OM");
> ++  tdesc_add_flag (field_type, 11, "UM");
> ++  tdesc_add_flag (field_type, 12, "PM");
> ++  tdesc_add_flag (field_type, 15, "FZ");
> ++
> ++  tdesc_create_reg (feature, "xmm0", 32, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm1", 33, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm2", 34, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm3", 35, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm4", 36, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm5", 37, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm6", 38, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "xmm7", 39, 1, NULL, 128, "vec128");
> ++  tdesc_create_reg (feature, "mxcsr", 40, 1, "vector", 32,
> "i386_mxcsr");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> ++  tdesc_create_reg (feature, "ymm0h", 41, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm1h", 42, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm2h", 43, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm3h", 44, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm4h", 45, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm5h", 46, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm6h", 47, 1, NULL, 128, "uint128");
> ++  tdesc_create_reg (feature, "ymm7h", 48, 1, NULL, 128, "uint128");
> ++
> ++  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> ++  type = tdesc_create_struct (feature, "br128");
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "lbound", field_type);
> ++  field_type = tdesc_named_type (feature, "uint64");
> ++  tdesc_add_field (type, "ubound_raw", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndstatus");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "bde", 2, 31);
> ++  tdesc_add_bitfield (type, "error", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "status");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndstatus");
> ++  tdesc_add_field (type, "status", field_type);
> ++
> ++  type = tdesc_create_struct (feature, "_bndcfgu");
> ++  tdesc_set_struct_size (type, 8);
> ++  tdesc_add_bitfield (type, "base", 12, 31);
> ++  tdesc_add_bitfield (type, "reserved", 2, 11);
> ++  tdesc_add_bitfield (type, "preserved", 1, 1);
> ++  tdesc_add_bitfield (type, "enabled", 0, 1);
> ++
> ++  type = tdesc_create_union (feature, "cfgu");
> ++  field_type = tdesc_named_type (feature, "data_ptr");
> ++  tdesc_add_field (type, "raw", field_type);
> ++  field_type = tdesc_named_type (feature, "_bndcfgu");
> ++  tdesc_add_field (type, "config", field_type);
> ++
> ++  tdesc_create_reg (feature, "bnd0raw", 49, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 50, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 51, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 52, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 53, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 54, 1, NULL, 64,
> "status");
> ++
> ++  tdesc_i386_avx_mpx = result;
> ++}
> +Index: gdb-7.10.1/gdb/features/i386/i386-avx-mpx.xml
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/features/i386/i386-avx-mpx.xml
> +@@ -0,0 +1,17 @@
> ++<?xml version="1.0"?>
> ++<!-- Copyright (C) 2013-2016 Free Software Foundation, Inc.
> ++
> ++     Copying and distribution of this file, with or without
> modification,
> ++     are permitted in any medium without royalty provided the
> copyright
> ++     notice and this notice are preserved.  -->
> ++
> ++<!-- I386 with AVX and MPX -->
> ++
> ++<!DOCTYPE target SYSTEM "gdb-target.dtd">
> ++<target>
> ++  <architecture>i386</architecture>
> ++  <xi:include href="32bit-core.xml"/>
> ++  <xi:include href="32bit-sse.xml"/>
> ++  <xi:include href="32bit-avx.xml"/>
> ++  <xi:include href="32bit-mpx.xml"/>
> ++</target>
> +Index: gdb-7.10.1/gdb/features/i386/i386-mpx-linux.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/i386-mpx-linux.c
> ++++ gdb-7.10.1/gdb/features/i386/i386-mpx-linux.c
> +@@ -135,16 +135,6 @@ initialize_tdesc_i386_mpx_linux (void)
> +   feature = tdesc_create_feature (result,
> "org.gnu.gdb.i386.linux");
> +   tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
>> +-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> +-  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
> +-
> +   feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> +   type = tdesc_create_struct (feature, "br128");
> +   field_type = tdesc_named_type (feature, "uint64");
> +@@ -176,12 +166,12 @@ initialize_tdesc_i386_mpx_linux (void)
> +   field_type = tdesc_named_type (feature, "_bndcfgu");
> +   tdesc_add_field (type, "config", field_type);
>> +-  tdesc_create_reg (feature, "bnd0raw", 50, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd1raw", 51, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd2raw", 52, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd3raw", 53, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bndcfgu", 54, 1, NULL, 64, "cfgu");
> +-  tdesc_create_reg (feature, "bndstatus", 55, 1, NULL, 64,
> "status");
> ++  tdesc_create_reg (feature, "bnd0raw", 42, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 43, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 44, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 45, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 46, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 47, 1, NULL, 64,
> "status");
>> +   tdesc_i386_mpx_linux = result;
> + }
> +Index: gdb-7.10.1/gdb/features/i386/i386-mpx-linux.xml
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/i386-mpx-linux.xml
> ++++ gdb-7.10.1/gdb/features/i386/i386-mpx-linux.xml
> +@@ -14,6 +14,5 @@
> +   <xi:include href="32bit-core.xml"/>
> +   <xi:include href="32bit-sse.xml"/>
> +   <xi:include href="32bit-linux.xml"/>
> +-  <xi:include href="32bit-avx.xml"/>
> +   <xi:include href="32bit-mpx.xml"/>
> + </target>
> +Index: gdb-7.10.1/gdb/features/i386/i386-mpx.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/i386-mpx.c
> ++++ gdb-7.10.1/gdb/features/i386/i386-mpx.c
> +@@ -130,16 +130,6 @@ initialize_tdesc_i386_mpx (void)
> +   tdesc_create_reg (feature, "xmm7", 39, 1, NULL, 128, "vec128");
> +   tdesc_create_reg (feature, "mxcsr", 40, 1, "vector", 32,
> "i386_mxcsr");
>> +-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
> +-  tdesc_create_reg (feature, "ymm0h", 41, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm1h", 42, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm2h", 43, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm3h", 44, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm4h", 45, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm5h", 46, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm6h", 47, 1, NULL, 128, "uint128");
> +-  tdesc_create_reg (feature, "ymm7h", 48, 1, NULL, 128, "uint128");
> +-
> +   feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
> +   type = tdesc_create_struct (feature, "br128");
> +   field_type = tdesc_named_type (feature, "uint64");
> +@@ -171,12 +161,12 @@ initialize_tdesc_i386_mpx (void)
> +   field_type = tdesc_named_type (feature, "_bndcfgu");
> +   tdesc_add_field (type, "config", field_type);
>> +-  tdesc_create_reg (feature, "bnd0raw", 49, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd1raw", 50, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd2raw", 51, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bnd3raw", 52, 1, NULL, 128, "br128");
> +-  tdesc_create_reg (feature, "bndcfgu", 53, 1, NULL, 64, "cfgu");
> +-  tdesc_create_reg (feature, "bndstatus", 54, 1, NULL, 64,
> "status");
> ++  tdesc_create_reg (feature, "bnd0raw", 41, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd1raw", 42, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd2raw", 43, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bnd3raw", 44, 1, NULL, 128, "br128");
> ++  tdesc_create_reg (feature, "bndcfgu", 45, 1, NULL, 64, "cfgu");
> ++  tdesc_create_reg (feature, "bndstatus", 46, 1, NULL, 64,
> "status");
>> +   tdesc_i386_mpx = result;
> + }
> +Index: gdb-7.10.1/gdb/features/i386/i386-mpx.xml
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/features/i386/i386-mpx.xml
> ++++ gdb-7.10.1/gdb/features/i386/i386-mpx.xml
> +@@ -12,6 +12,5 @@
> +   <architecture>i386</architecture>
> +   <xi:include href="32bit-core.xml"/>
> +   <xi:include href="32bit-sse.xml"/>
> +-  <xi:include href="32bit-avx.xml"/>
> +   <xi:include href="32bit-mpx.xml"/>
> + </target>
> +Index: gdb-7.10.1/gdb/gdbserver/ChangeLog
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/gdbserver/ChangeLog
> ++++ gdb-7.10.1/gdb/gdbserver/ChangeLog
> +@@ -1,3 +1,36 @@
> ++2016-04-16  Walfred Tedeschi  <walfred.tedeschi at intel.com>
> ++
> ++	* Makefile.in (clean): Add removal for i386-avx-mpx.c,
> ++	i386-avx-mpx-linux.c, amd64-avx-mpx.c and amd64-avx-mpx-
> linux.c.
> ++	(i386-avx-mpx.c, i386-avx-mpx-linux.c, amd64-avx-mpx.c)
> ++	(amd64-avx-mpx-linux.c): New rules.
> ++	(amd64-avx-mpx-linux-ipa.o, i386-avx-mpx-linux-ipa.o): New
> rule.
> ++	* configure.srv (srv_i386_regobj): Add i386-avx-mpx.o.
> ++	(srv_i386_linux_regobj): Add i386-avx-mpx-linux.o.
> ++	(srv_amd64_regobj): Add amd64-avx-mpx.o.
> ++	(srv_amd64_linux_regobj): Add amd64-avx-mpx-linux.o.
> ++	(srv_i386_xmlfiles): Add i386/i386-avx-mpx.xml.
> ++	(srv_amd64_xmlfiles): Add i386/amd64-avx-mpx.xml.
> ++	(srv_i386_linux_xmlfiles): Add i386/i386-avx-mpx-linux.xml.
> ++	(srv_amd64_linux_xmlfiles): Add i386/amd64-avx-mpx-
> linux.xml.
> ++	(ipa_i386_linux_regobj): Add i386-avx-mpx-linux-ipa.o.
> ++	(ipa_amd64_linux_regobj): Add amd64-avx-mpx-linux-ipa.o.
> ++	* linux-x86-low.c (x86_linux_read_description): Add case
> for
> ++	X86_XSTATE_AVX_MPX_MASK.
> ++	(x86_get_ipa_tdesc_idx): Add cases for avx_mpx.
> ++	(initialize_low_arch): Call
> init_registers_amd64_avx_mpx_linux and
> ++	init_registers_i386_avx_mpx_linux.
> ++	* linux-i386-ipa.c (get_ipa_tdesc): Add case for avx_mpx.
> ++	(initialize_low_tracepoint): Call
> ++	init_registers_i386_avx_mpx_linux.
> ++	* linux-amd64-ipa.c (get_ipa_tdesc):  Add case for avx_mpx.
> ++	(initialize_low_tracepoint): Call
> ++	init_registers_amd64_avx_mpx_linux.
> ++	* linux-x86-tdesc.h (X86_TDESC_AVX_MPX): New enum value.
> ++	(init_registers_amd64_avx_mpx_linux,
> tdesc_amd64_avx_mpx_linux)
> ++	(init_registers_i386_avx_mpx_linux,
> tdesc_i386_avx_mpx_linux): New
> ++	declarations.
> ++
> + 2015-09-15  Pedro Alves  <palves at redhat.com>
>> + 	PR remote/18965
> +Index: gdb-7.10.1/gdb/gdbserver/Makefile.in
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/gdbserver/Makefile.in
> ++++ gdb-7.10.1/gdb/gdbserver/Makefile.in
> +@@ -371,9 +371,11 @@ clean:
> + 	rm -f xml-builtin.c stamp-xml
> + 	rm -f i386-avx.c i386-avx-linux.c
> + 	rm -f i386-mpx.c i386-mpx-linux.c
> ++	rm -f i386-avx-mpx.c i386-avx-mpx-linux.c
> + 	rm -f i386-avx512.c i386-avx512-linux.c
> + 	rm -f amd64-avx.c amd64-avx-linux.c
> + 	rm -f amd64-mpx.c amd64-mpx-linux.c
> ++	rm -f amd64-avx-mpx.c amd64-avx-mpx-linux.c
> + 	rm -f amd64-avx512.c amd64-avx512-linux.c
> + 	rm -f i386-mmx.c i386-mmx-linux.c
> + 	rm -f x32.c x32-linux.c
> +@@ -653,6 +655,10 @@ i386-mpx.c : $(srcdir)/../regformats/i38
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-
> mpx.dat i386-mpx.c
> + i386-mpx-linux.c : $(srcdir)/../regformats/i386/i386-mpx-linux.dat
> $(regdat_sh)
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-
> mpx-linux.dat i386-mpx-linux.c
> ++i386-avx-mpx.c : $(srcdir)/../regformats/i386/i386-avx-mpx.dat
> $(regdat_sh)
> ++	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-
> avx-mpx.dat i386-avx-mpx.c
> ++i386-avx-mpx-linux.c : $(srcdir)/../regformats/i386/i386-avx-mpx-
> linux.dat $(regdat_sh)
> ++	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-
> avx-mpx-linux.dat i386-avx-mpx-linux.c
> + i386-mmx.c : $(srcdir)/../regformats/i386/i386-mmx.dat $(regdat_sh)
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/i386-
> mmx.dat i386-mmx.c
> + i386-mmx-linux.c : $(srcdir)/../regformats/i386/i386-mmx-linux.dat
> $(regdat_sh)
> +@@ -767,6 +773,10 @@ amd64-mpx.c : $(srcdir)/../regformats/i3
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64-
> mpx.dat amd64-mpx.c
> + amd64-mpx-linux.c : $(srcdir)/../regformats/i386/amd64-mpx-
> linux.dat $(regdat_sh)
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64-
> mpx-linux.dat amd64-mpx-linux.c
> ++amd64-avx-mpx.c : $(srcdir)/../regformats/i386/amd64-avx-mpx.dat
> $(regdat_sh)
> ++	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64-
> avx-mpx.dat amd64-avx-mpx.c
> ++amd64-avx-mpx-linux.c : $(srcdir)/../regformats/i386/amd64-avx-mpx-
> linux.dat $(regdat_sh)
> ++	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/amd64-
> avx-mpx-linux.dat amd64-avx-mpx-linux.c
> + x32.c : $(srcdir)/../regformats/i386/x32.dat $(regdat_sh)
> + 	$(SHELL) $(regdat_sh) $(srcdir)/../regformats/i386/x32.dat
> x32.c
> + x32-linux.c : $(srcdir)/../regformats/i386/x32-linux.dat
> $(regdat_sh)
> +Index: gdb-7.10.1/gdb/gdbserver/configure.srv
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/gdbserver/configure.srv
> ++++ gdb-7.10.1/gdb/gdbserver/configure.srv
> +@@ -24,20 +24,21 @@
> + # Default hostio_last_error implementation
> + srv_hostio_err_objs="hostio-errno.o"
>> +-srv_i386_regobj="i386.o i386-avx.o i386-avx512.o i386-mpx.o i386-
> mmx.o"
> +-srv_i386_linux_regobj="i386-linux.o i386-avx-linux.o i386-avx512-
> linux.o i386-mpx-linux.o i386-mmx-linux.o"
> +-srv_amd64_regobj="amd64.o amd64-avx.o amd64-avx512.o amd64-mpx.o
> x32.o x32-avx.o x32-avx512.o"
> +-srv_amd64_linux_regobj="amd64-linux.o amd64-avx-linux.o amd64-
> avx512-linux.o amd64-mpx-linux.o x32-linux.o x32-avx-linux.o x32-
> avx512-linux.o"
> ++srv_i386_regobj="i386.o i386-avx.o i386-avx512.o i386-mpx.o i386-
> avx-mpx.o i386-mmx.o"
> ++srv_i386_linux_regobj="i386-linux.o i386-avx-linux.o i386-avx512-
> linux.o i386-mpx-linux.o i386-avx-mpx-linux.o i386-mmx-linux.o"
> ++srv_amd64_regobj="amd64.o amd64-avx.o amd64-avx512.o amd64-mpx.o
> amd64-avx-mpx.o x32.o x32-avx.o x32-avx512.o"
> ++srv_amd64_linux_regobj="amd64-linux.o amd64-avx-linux.o amd64-
> avx512-linux.o amd64-mpx-linux.o amd64-avx-mpx-linux.o x32-linux.o
> x32-avx-linux.o x32-avx512-linux.o"
>> + ipa_i386_linux_regobj=i386-linux-ipa.o
> + ipa_amd64_linux_regobj=amd64-linux-ipa.o
>> ++
> + srv_i386_32bit_xmlfiles="i386/32bit-core.xml i386/32bit-sse.xml
> i386/32bit-avx.xml i386/32bit-avx512.xml i386/32bit-mpx.xml"
> + srv_i386_64bit_xmlfiles="i386/64bit-core.xml i386/64bit-sse.xml
> i386/64bit-avx.xml i386/64bit-avx512.xml i386/x32-core.xml
> i386/64bit-mpx.xml"
> +-srv_i386_xmlfiles="i386/i386.xml i386/i386-avx.xml i386/i386-
> avx512.xml i386/i386-mpx.xml i386/i386-mmx.xml
> $srv_i386_32bit_xmlfiles"
> +-srv_amd64_xmlfiles="i386/amd64.xml i386/amd64-avx.xml i386/amd64-
> avx512.xml i386/x32.xml i386/x32-avx.xml i386/x32-avx512.xml
> i386/amd64-mpx.xml $srv_i386_64bit_xmlfiles"
> +-srv_i386_linux_xmlfiles="i386/i386-linux.xml i386/i386-avx-
> linux.xml i386/i386-avx512-linux.xml i386/i386-mmx-linux.xml
> i386/32bit-linux.xml i386/i386-mpx-linux.xml
> $srv_i386_32bit_xmlfiles"
> +-srv_amd64_linux_xmlfiles="i386/amd64-linux.xml i386/amd64-avx-
> linux.xml i386/amd64-avx512-linux.xml i386/64bit-linux.xml
> i386/amd64-mpx-linux.xml i386/x32-linux.xml i386/x32-avx-linux.xml
> i386/x32-avx512-linux.xml $srv_i386_64bit_xmlfiles"
> ++srv_i386_xmlfiles="i386/i386.xml i386/i386-avx.xml i386/i386-
> avx512.xml i386/i386-mpx.xml i386/i386-avx-mpx.xml i386/i386-mmx.xml
> $srv_i386_32bit_xmlfiles"
> ++srv_amd64_xmlfiles="i386/amd64.xml i386/amd64-avx.xml i386/amd64-
> avx512.xml i386/x32.xml i386/x32-avx.xml i386/x32-avx512.xml
> i386/amd64-mpx.xml i386/amd64-mpx-avx.xml  $srv_i386_64bit_xmlfiles"
> ++srv_i386_linux_xmlfiles="i386/i386-linux.xml i386/i386-avx-
> linux.xml i386/i386-avx512-linux.xml i386/i386-mmx-linux.xml
> i386/32bit-linux.xml i386/i386-mpx-linux.xml i386/i386-avx-mpx-
> linux.xml $srv_i386_32bit_xmlfiles"
> ++srv_amd64_linux_xmlfiles="i386/amd64-linux.xml i386/amd64-avx-
> linux.xml i386/amd64-avx512-linux.xml i386/64bit-linux.xml
> i386/amd64-mpx-linux.xml i386/amd64-avx-mpx-linux.xml i386/x32-
> linux.xml i386/x32-avx-linux.xml i386/x32-avx512-linux.xml
> $srv_i386_64bit_xmlfiles"
>>> + # Linux object files.  This is so we don't have to repeat
> +Index: gdb-7.10.1/gdb/gdbserver/linux-x86-low.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/gdbserver/linux-x86-low.c
> ++++ gdb-7.10.1/gdb/gdbserver/linux-x86-low.c
> +@@ -58,6 +58,10 @@ extern const struct target_desc *tdesc_a
> + void init_registers_amd64_mpx_linux (void);
> + extern const struct target_desc *tdesc_amd64_mpx_linux;
>> ++/* Defined in auto-generated file amd64-avx-mpx-linux.c.  */
> ++void init_registers_amd64_avx_mpx_linux (void);
> ++extern const struct target_desc *tdesc_amd64_avx_mpx_linux;
> ++
> + /* Defined in auto-generated file x32-linux.c.  */
> + void init_registers_x32_linux (void);
> + extern const struct target_desc *tdesc_x32_linux;
> +@@ -84,6 +88,10 @@ extern const struct target_desc *tdesc_i
> + void init_registers_i386_avx_linux (void);
> + extern const struct target_desc *tdesc_i386_avx_linux;
>> ++/* Defined in auto-generated file i386-avx-mpx-linux.c.  */
> ++void init_registers_i386_avx_mpx_linux (void);
> ++extern const struct target_desc *tdesc_i386_avx_mpx_linux;
> ++
> + /* Defined in auto-generated file i386-avx512-linux.c.  */
> + void init_registers_i386_avx512_linux (void);
> + extern const struct target_desc *tdesc_i386_avx512_linux;
> +@@ -1248,6 +1256,9 @@ x86_linux_read_description (void)
> + 		case X86_XSTATE_AVX512_MASK:
> + 		  return tdesc_amd64_avx512_linux;
>> ++		case X86_XSTATE_AVX_MPX_MASK:
> ++		  return tdesc_amd64_avx_mpx_linux;
> ++
> + 		case X86_XSTATE_MPX_MASK:
> + 		  return tdesc_amd64_mpx_linux;
>> +@@ -1295,6 +1306,9 @@ x86_linux_read_description (void)
> + 	    case (X86_XSTATE_MPX_MASK):
> + 	      return tdesc_i386_mpx_linux;
>> ++	    case (X86_XSTATE_AVX_MPX_MASK):
> ++	      return tdesc_i386_avx_mpx_linux;
> ++
> + 	    case (X86_XSTATE_AVX_MASK):
> + 	      return tdesc_i386_avx_linux;
>> +@@ -3302,6 +3316,7 @@ initialize_low_arch (void)
> +   init_registers_amd64_avx_linux ();
> +   init_registers_amd64_avx512_linux ();
> +   init_registers_amd64_mpx_linux ();
> ++  init_registers_amd64_avx_mpx_linux ();
>> +   init_registers_x32_linux ();
> +   init_registers_x32_avx_linux ();
> +@@ -3316,6 +3331,7 @@ initialize_low_arch (void)
> +   init_registers_i386_avx_linux ();
> +   init_registers_i386_avx512_linux ();
> +   init_registers_i386_mpx_linux ();
> ++  init_registers_i386_avx_mpx_linux ();
>> +   tdesc_i386_linux_no_xml = xmalloc (sizeof (struct target_desc));
> +   copy_target_description (tdesc_i386_linux_no_xml,
> tdesc_i386_linux);
> +Index: gdb-7.10.1/gdb/i386-linux-tdep.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/i386-linux-tdep.c
> ++++ gdb-7.10.1/gdb/i386-linux-tdep.c
> +@@ -47,6 +47,7 @@
> + #include "features/i386/i386-linux.c"
> + #include "features/i386/i386-mmx-linux.c"
> + #include "features/i386/i386-mpx-linux.c"
> ++#include "features/i386/i386-avx-mpx-linux.c"
> + #include "features/i386/i386-avx-linux.c"
> + #include "features/i386/i386-avx512-linux.c"
>> +@@ -630,6 +631,8 @@ i386_linux_core_read_description (struct
> +       return tdesc_i386_avx512_linux;
> +     case X86_XSTATE_MPX_MASK:
> +       return tdesc_i386_mpx_linux;
> ++    case X86_XSTATE_AVX_MPX_MASK:
> ++      return tdesc_i386_avx_mpx_linux;
> +     case X86_XSTATE_AVX_MASK:
> +       return tdesc_i386_avx_linux;
> +     case X86_XSTATE_SSE_MASK:
> +@@ -1010,5 +1013,6 @@ _initialize_i386_linux_tdep (void)
> +   initialize_tdesc_i386_mmx_linux ();
> +   initialize_tdesc_i386_avx_linux ();
> +   initialize_tdesc_i386_mpx_linux ();
> ++  initialize_tdesc_i386_avx_mpx_linux ();
> +   initialize_tdesc_i386_avx512_linux ();
> + }
> +Index: gdb-7.10.1/gdb/i386-linux-tdep.h
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/i386-linux-tdep.h
> ++++ gdb-7.10.1/gdb/i386-linux-tdep.h
> +@@ -42,6 +42,7 @@ extern struct target_desc *tdesc_i386_li
> + extern struct target_desc *tdesc_i386_mmx_linux;
> + extern struct target_desc *tdesc_i386_avx_linux;
> + extern struct target_desc *tdesc_i386_mpx_linux;
> ++extern struct target_desc *tdesc_i386_avx_mpx_linux;
> + extern struct target_desc *tdesc_i386_avx512_linux;
>> + /* Format of XSAVE extended state is:
> +Index: gdb-7.10.1/gdb/i386-tdep.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/i386-tdep.c
> ++++ gdb-7.10.1/gdb/i386-tdep.c
> +@@ -53,6 +53,7 @@
> + #include "features/i386/i386.c"
> + #include "features/i386/i386-avx.c"
> + #include "features/i386/i386-mpx.c"
> ++#include "features/i386/i386-avx-mpx.c"
> + #include "features/i386/i386-avx512.c"
> + #include "features/i386/i386-mmx.c"
>> +@@ -8608,6 +8609,8 @@ i386_target_description (uint64_t xcr0)
> +     case X86_XSTATE_MPX_AVX512_MASK:
> +     case X86_XSTATE_AVX512_MASK:
> +       return tdesc_i386_avx512;
> ++    case X86_XSTATE_AVX_MPX_MASK:
> ++      return tdesc_i386_avx_mpx;
> +     case X86_XSTATE_MPX_MASK:
> +       return tdesc_i386_mpx;
> +     case X86_XSTATE_AVX_MASK:
> +@@ -8945,6 +8948,7 @@ Show Intel(R) Memory Protection Extensio
> +   initialize_tdesc_i386_mmx ();
> +   initialize_tdesc_i386_avx ();
> +   initialize_tdesc_i386_mpx ();
> ++  initialize_tdesc_i386_avx_mpx ();
> +   initialize_tdesc_i386_avx512 ();
>> +   /* Tell remote stub that we support XML target description.  */
> +Index: gdb-7.10.1/gdb/regformats/i386/amd64-avx-mpx-linux.dat
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/regformats/i386/amd64-avx-mpx-linux.dat
> +@@ -0,0 +1,85 @@
> ++# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
> ++# Generated from: i386/amd64-avx-mpx-linux.xml
> ++name:amd64_avx_mpx_linux
> ++xmltarget:amd64-avx-mpx-linux.xml
> ++expedite:rbp,rsp,rip
> ++64:rax
> ++64:rbx
> ++64:rcx
> ++64:rdx
> ++64:rsi
> ++64:rdi
> ++64:rbp
> ++64:rsp
> ++64:r8
> ++64:r9
> ++64:r10
> ++64:r11
> ++64:r12
> ++64:r13
> ++64:r14
> ++64:r15
> ++64:rip
> ++32:eflags
> ++32:cs
> ++32:ss
> ++32:ds
> ++32:es
> ++32:fs
> ++32:gs
> ++80:st0
> ++80:st1
> ++80:st2
> ++80:st3
> ++80:st4
> ++80:st5
> ++80:st6
> ++80:st7
> ++32:fctrl
> ++32:fstat
> ++32:ftag
> ++32:fiseg
> ++32:fioff
> ++32:foseg
> ++32:fooff
> ++32:fop
> ++128:xmm0
> ++128:xmm1
> ++128:xmm2
> ++128:xmm3
> ++128:xmm4
> ++128:xmm5
> ++128:xmm6
> ++128:xmm7
> ++128:xmm8
> ++128:xmm9
> ++128:xmm10
> ++128:xmm11
> ++128:xmm12
> ++128:xmm13
> ++128:xmm14
> ++128:xmm15
> ++32:mxcsr
> ++64:orig_rax
> ++128:ymm0h
> ++128:ymm1h
> ++128:ymm2h
> ++128:ymm3h
> ++128:ymm4h
> ++128:ymm5h
> ++128:ymm6h
> ++128:ymm7h
> ++128:ymm8h
> ++128:ymm9h
> ++128:ymm10h
> ++128:ymm11h
> ++128:ymm12h
> ++128:ymm13h
> ++128:ymm14h
> ++128:ymm15h
> ++128:bnd0raw
> ++128:bnd1raw
> ++128:bnd2raw
> ++128:bnd3raw
> ++64:bndcfgu
> ++64:bndstatus
> +Index: gdb-7.10.1/gdb/regformats/i386/amd64-avx-mpx.dat
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/regformats/i386/amd64-avx-mpx.dat
> +@@ -0,0 +1,84 @@
> ++# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
> ++# Generated from: i386/amd64-avx-mpx.xml
> ++name:amd64_avx_mpx
> ++xmltarget:amd64-avx-mpx.xml
> ++expedite:rbp,rsp,rip
> ++64:rax
> ++64:rbx
> ++64:rcx
> ++64:rdx
> ++64:rsi
> ++64:rdi
> ++64:rbp
> ++64:rsp
> ++64:r8
> ++64:r9
> ++64:r10
> ++64:r11
> ++64:r12
> ++64:r13
> ++64:r14
> ++64:r15
> ++64:rip
> ++32:eflags
> ++32:cs
> ++32:ss
> ++32:ds
> ++32:es
> ++32:fs
> ++32:gs
> ++80:st0
> ++80:st1
> ++80:st2
> ++80:st3
> ++80:st4
> ++80:st5
> ++80:st6
> ++80:st7
> ++32:fctrl
> ++32:fstat
> ++32:ftag
> ++32:fiseg
> ++32:fioff
> ++32:foseg
> ++32:fooff
> ++32:fop
> ++128:xmm0
> ++128:xmm1
> ++128:xmm2
> ++128:xmm3
> ++128:xmm4
> ++128:xmm5
> ++128:xmm6
> ++128:xmm7
> ++128:xmm8
> ++128:xmm9
> ++128:xmm10
> ++128:xmm11
> ++128:xmm12
> ++128:xmm13
> ++128:xmm14
> ++128:xmm15
> ++32:mxcsr
> ++128:ymm0h
> ++128:ymm1h
> ++128:ymm2h
> ++128:ymm3h
> ++128:ymm4h
> ++128:ymm5h
> ++128:ymm6h
> ++128:ymm7h
> ++128:ymm8h
> ++128:ymm9h
> ++128:ymm10h
> ++128:ymm11h
> ++128:ymm12h
> ++128:ymm13h
> ++128:ymm14h
> ++128:ymm15h
> ++128:bnd0raw
> ++128:bnd1raw
> ++128:bnd2raw
> ++128:bnd3raw
> ++64:bndcfgu
> ++64:bndstatus
> +Index: gdb-7.10.1/gdb/regformats/i386/amd64-mpx-linux.dat
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/regformats/i386/amd64-mpx-linux.dat
> ++++ gdb-7.10.1/gdb/regformats/i386/amd64-mpx-linux.dat
> +@@ -61,22 +61,6 @@ expedite:rbp,rsp,rip
> + 128:xmm15
> + 32:mxcsr
> + 64:orig_rax
> +-128:ymm0h
> +-128:ymm1h
> +-128:ymm2h
> +-128:ymm3h
> +-128:ymm4h
> +-128:ymm5h
> +-128:ymm6h
> +-128:ymm7h
> +-128:ymm8h
> +-128:ymm9h
> +-128:ymm10h
> +-128:ymm11h
> +-128:ymm12h
> +-128:ymm13h
> +-128:ymm14h
> +-128:ymm15h
> + 128:bnd0raw
> + 128:bnd1raw
> + 128:bnd2raw
> +Index: gdb-7.10.1/gdb/regformats/i386/amd64-mpx.dat
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/regformats/i386/amd64-mpx.dat
> ++++ gdb-7.10.1/gdb/regformats/i386/amd64-mpx.dat
> +@@ -60,22 +60,6 @@ expedite:rbp,rsp,rip
> + 128:xmm14
> + 128:xmm15
> + 32:mxcsr
> +-128:ymm0h
> +-128:ymm1h
> +-128:ymm2h
> +-128:ymm3h
> +-128:ymm4h
> +-128:ymm5h
> +-128:ymm6h
> +-128:ymm7h
> +-128:ymm8h
> +-128:ymm9h
> +-128:ymm10h
> +-128:ymm11h
> +-128:ymm12h
> +-128:ymm13h
> +-128:ymm14h
> +-128:ymm15h
> + 128:bnd0raw
> + 128:bnd1raw
> + 128:bnd2raw
> +Index: gdb-7.10.1/gdb/regformats/i386/i386-avx-mpx-linux.dat
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/regformats/i386/i386-avx-mpx-linux.dat
> +@@ -0,0 +1,61 @@
> ++# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
> ++# Generated from: i386/i386-avx-mpx-linux.xml
> ++name:i386_avx_mpx_linux
> ++xmltarget:i386-avx-mpx-linux.xml
> ++expedite:ebp,esp,eip
> ++32:eax
> ++32:ecx
> ++32:edx
> ++32:ebx
> ++32:esp
> ++32:ebp
> ++32:esi
> ++32:edi
> ++32:eip
> ++32:eflags
> ++32:cs
> ++32:ss
> ++32:ds
> ++32:es
> ++32:fs
> ++32:gs
> ++80:st0
> ++80:st1
> ++80:st2
> ++80:st3
> ++80:st4
> ++80:st5
> ++80:st6
> ++80:st7
> ++32:fctrl
> ++32:fstat
> ++32:ftag
> ++32:fiseg
> ++32:fioff
> ++32:foseg
> ++32:fooff
> ++32:fop
> ++128:xmm0
> ++128:xmm1
> ++128:xmm2
> ++128:xmm3
> ++128:xmm4
> ++128:xmm5
> ++128:xmm6
> ++128:xmm7
> ++32:mxcsr
> ++32:orig_eax
> ++128:ymm0h
> ++128:ymm1h
> ++128:ymm2h
> ++128:ymm3h
> ++128:ymm4h
> ++128:ymm5h
> ++128:ymm6h
> ++128:ymm7h
> ++128:bnd0raw
> ++128:bnd1raw
> ++128:bnd2raw
> ++128:bnd3raw
> ++64:bndcfgu
> ++64:bndstatus
> +Index: gdb-7.10.1/gdb/regformats/i386/i386-avx-mpx.dat
> +===================================================================
> +--- /dev/null
> ++++ gdb-7.10.1/gdb/regformats/i386/i386-avx-mpx.dat
> +@@ -0,0 +1,60 @@
> ++# THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi :set ro:
> ++# Generated from: i386/i386-avx-mpx.xml
> ++name:i386_avx_mpx
> ++xmltarget:i386-avx-mpx.xml
> ++expedite:ebp,esp,eip
> ++32:eax
> ++32:ecx
> ++32:edx
> ++32:ebx
> ++32:esp
> ++32:ebp
> ++32:esi
> ++32:edi
> ++32:eip
> ++32:eflags
> ++32:cs
> ++32:ss
> ++32:ds
> ++32:es
> ++32:fs
> ++32:gs
> ++80:st0
> ++80:st1
> ++80:st2
> ++80:st3
> ++80:st4
> ++80:st5
> ++80:st6
> ++80:st7
> ++32:fctrl
> ++32:fstat
> ++32:ftag
> ++32:fiseg
> ++32:fioff
> ++32:foseg
> ++32:fooff
> ++32:fop
> ++128:xmm0
> ++128:xmm1
> ++128:xmm2
> ++128:xmm3
> ++128:xmm4
> ++128:xmm5
> ++128:xmm6
> ++128:xmm7
> ++32:mxcsr
> ++128:ymm0h
> ++128:ymm1h
> ++128:ymm2h
> ++128:ymm3h
> ++128:ymm4h
> ++128:ymm5h
> ++128:ymm6h
> ++128:ymm7h
> ++128:bnd0raw
> ++128:bnd1raw
> ++128:bnd2raw
> ++128:bnd3raw
> ++64:bndcfgu
> ++64:bndstatus
> +Index: gdb-7.10.1/gdb/regformats/i386/i386-mpx-linux.dat
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/regformats/i386/i386-mpx-linux.dat
> ++++ gdb-7.10.1/gdb/regformats/i386/i386-mpx-linux.dat
> +@@ -45,14 +45,6 @@ expedite:ebp,esp,eip
> + 128:xmm7
> + 32:mxcsr
> + 32:orig_eax
> +-128:ymm0h
> +-128:ymm1h
> +-128:ymm2h
> +-128:ymm3h
> +-128:ymm4h
> +-128:ymm5h
> +-128:ymm6h
> +-128:ymm7h
> + 128:bnd0raw
> + 128:bnd1raw
> + 128:bnd2raw
> +Index: gdb-7.10.1/gdb/regformats/i386/i386-mpx.dat
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/regformats/i386/i386-mpx.dat
> ++++ gdb-7.10.1/gdb/regformats/i386/i386-mpx.dat
> +@@ -44,14 +44,6 @@ expedite:ebp,esp,eip
> + 128:xmm6
> + 128:xmm7
> + 32:mxcsr
> +-128:ymm0h
> +-128:ymm1h
> +-128:ymm2h
> +-128:ymm3h
> +-128:ymm4h
> +-128:ymm5h
> +-128:ymm6h
> +-128:ymm7h
> + 128:bnd0raw
> + 128:bnd1raw
> + 128:bnd2raw
> +Index: gdb-7.10.1/gdb/x86-linux-nat.c
> +===================================================================
> +--- gdb-7.10.1.orig/gdb/x86-linux-nat.c
> ++++ gdb-7.10.1/gdb/x86-linux-nat.c
> +@@ -215,6 +215,11 @@ x86_linux_read_description (struct targe
> + 	    return tdesc_x32_avx_linux; /* No MPX on x32 using
> AVX.  */
> + 	  else
> + 	    return tdesc_amd64_mpx_linux;
> ++	case X86_XSTATE_AVX_MPX_MASK:
> ++	  if (is_x32)
> ++	    return tdesc_x32_avx_linux; /* No MPX on x32 using
> AVX.  */
> ++	  else
> ++	    return tdesc_amd64_avx_mpx_linux;
> + 	case X86_XSTATE_AVX_MASK:
> + 	  if (is_x32)
> + 	    return tdesc_x32_avx_linux;
> +@@ -237,6 +242,8 @@ x86_linux_read_description (struct targe
> + 	  return tdesc_i386_avx512_linux;
> + 	case X86_XSTATE_MPX_MASK:
> + 	  return tdesc_i386_mpx_linux;
> ++	case X86_XSTATE_AVX_MPX_MASK:
> ++	  return tdesc_i386_avx_mpx_linux;
> + 	case X86_XSTATE_AVX_MASK:
> + 	  return tdesc_i386_avx_linux;
> + 	default:
> -- 
> 2.5.0
> 



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