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[binutils-gdb/origin/users/qiyao/target-desc-4] Convert the rest x86 target descriptions


https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e91621e50976db136ff26e06c06d2e8649c93730

commit e91621e50976db136ff26e06c06d2e8649c93730
Author: Yao Qi <yao.qi@linaro.org>
Date:   Fri Aug 18 17:00:11 2017 +0100

    Convert the rest x86 target descriptions
    
    This patch changes the rest of x86 target descriptions in GDB and
    GDBserver.
    
    gdb:
    
    2017-08-18  Yao Qi  <yao.qi@linaro.org>
    
    	* amd64-tdep.c (amd64_target_description): Create target
    	descriptions.
    	(_initialize_amd64_tdep): Don't call functions
    	initialize_tdesc_amd64_*.  Add self tests.
    	* arch/amd64.c (amd64_create_target_description): Add parameter
    	is_linux.  Call set_tdesc_osabi if is_linux is true.
    	* arch/amd64.h (amd64_create_target_description): Update the
    	declaration.
    	* arch/i386.c (i386_create_target_description): Add parameter
    	is_linux.  Call set_tdesc_osabi if is_linux is true.
    	* arch/i386.h (i386_create_target_description): Update
    	declaration.
    	* configure.tgt: Add i386.o to gdb_target_obs.
    	* features/Makefile (XMLTOC): Remove i386/*.xml.
    	* features/i386/amd64-avx-avx512.c: Remove.
    	* features/i386/amd64-avx-mpx-avx512-pku.c: Remove.
    	* features/i386/amd64-avx-mpx.c: Remove.
    	* features/i386/amd64-avx.c: Remove.
    	* features/i386/amd64-mpx.c: Remove.
    	* features/i386/amd64.c: Remove.
    	* features/i386/i386-avx-avx512.c: Remove.
    	* features/i386/i386-avx-mpx-avx512-pku.c: Remove.
    	* features/i386/i386-avx-mpx.c: Remove.
    	* features/i386/i386-avx.c: Remove.
    	* features/i386/i386-mmx.c: Remove.
    	* features/i386/i386-mpx.c: Remove.
    	* features/i386/i386.c: Remove.
    	* i386-tdep.c: Don't include features/i386/i386*.c., include
    	target-descriptions.h and arch/i386.h.
    	(i386_target_description): Create target descriptions.
    	(i386_gdbarch_init): Don't call initialize_tdesc_i386_*
    	functions.  Do self tests.
    
    gdb/gdbserver:
    
    2017-08-18  Yao Qi  <yao.qi@linaro.org>
    
    	* configure.srv (srv_i386_regobj): Remove.
    	(srv_amd64_regobj): Remove.
    	(srv_regobj): Set it to "" for x86 non-linux targets.
    	* linux-x86-tdesc.c (i386_linux_read_description):
    	* lynx-i386-low.c: Include x86-xstate.h and arch/i386.h.
    	(init_registers_i386): Remove the declaration.
    	(tdesc_i386): Remove the declaration.
    	(lynx_i386_arch_setup): Call i386_create_target_description.
    	* nto-x86-low.c: Likewise.
    	* win32-i386-low.c [__x86_64__]: include arch/amd64.h.
    	[!__x86_64__]: include arch/i386.h.
    	(i386_arch_setup) [__x86_64__]: Call amd64_create_target_description.

Diff:
---
 gdb/amd64-linux-tdep.c                       |   2 +-
 gdb/amd64-tdep.c                             |  66 +++---
 gdb/arch/amd64.c                             |  11 +-
 gdb/arch/amd64.h                             |   3 +-
 gdb/arch/i386.c                              |   8 +-
 gdb/arch/i386.h                              |   2 +-
 gdb/configure.tgt                            |  56 ++---
 gdb/features/Makefile                        |  13 --
 gdb/features/i386/amd64-avx-avx512.c         | 283 -----------------------
 gdb/features/i386/amd64-avx-mpx-avx512-pku.c | 324 ---------------------------
 gdb/features/i386/amd64-avx-mpx.c            | 210 -----------------
 gdb/features/i386/amd64-avx.c                | 172 --------------
 gdb/features/i386/amd64-mpx.c                | 192 ----------------
 gdb/features/i386/amd64.c                    | 154 -------------
 gdb/features/i386/i386-avx-avx512.c          | 165 --------------
 gdb/features/i386/i386-avx-mpx-avx512-pku.c  | 206 -----------------
 gdb/features/i386/i386-avx-mpx.c             | 182 ---------------
 gdb/features/i386/i386-avx.c                 | 144 ------------
 gdb/features/i386/i386-mmx.c                 |  73 ------
 gdb/features/i386/i386-mpx.c                 | 172 --------------
 gdb/features/i386/i386.c                     | 134 -----------
 gdb/gdbserver/configure.srv                  |  26 ++-
 gdb/gdbserver/linux-x86-tdesc.c              |   4 +-
 gdb/gdbserver/lynx-i386-low.c                |   9 +-
 gdb/gdbserver/nto-x86-low.c                  |  11 +-
 gdb/gdbserver/win32-i386-low.c               |  22 +-
 gdb/i386-linux-tdep.c                        |   2 +-
 gdb/i386-tdep.c                              |  75 ++++---
 28 files changed, 153 insertions(+), 2568 deletions(-)

diff --git a/gdb/amd64-linux-tdep.c b/gdb/amd64-linux-tdep.c
index 7fbd328..89d3b6a 100644
--- a/gdb/amd64-linux-tdep.c
+++ b/gdb/amd64-linux-tdep.c
@@ -1589,7 +1589,7 @@ amd64_linux_read_description (uint64_t xcr0_features_bit, bool is_x32)
     }
 
   if (*tdesc == NULL)
-    *tdesc = amd64_create_target_description (xcr0_features_bit, is_x32);
+    *tdesc = amd64_create_target_description (xcr0_features_bit, is_x32, true);
 
   return *tdesc;
 }
diff --git a/gdb/amd64-tdep.c b/gdb/amd64-tdep.c
index 89a060d..d459eb2 100644
--- a/gdb/amd64-tdep.c
+++ b/gdb/amd64-tdep.c
@@ -41,14 +41,8 @@
 #include "i387-tdep.h"
 #include "x86-xstate.h"
 #include <algorithm>
-
-#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-avx-avx512.c"
-#include "features/i386/amd64-avx-mpx-avx512-pku.c"
-
+#include "target-descriptions.h"
+#include "arch/amd64.h"
 #include "ax.h"
 #include "ax-gdb.h"
 
@@ -3212,21 +3206,19 @@ amd64_x32_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch,
 const struct target_desc *
 amd64_target_description (uint64_t xcr0)
 {
-  switch (xcr0 & X86_XSTATE_ALL_MASK)
-    {
-    case X86_XSTATE_AVX_MPX_AVX512_PKU_MASK:
-      return tdesc_amd64_avx_mpx_avx512_pku;
-    case X86_XSTATE_AVX_AVX512_MASK:
-      return tdesc_amd64_avx_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:
-      return tdesc_amd64;
-    }
+  static target_desc *amd64_tdescs \
+    [2/*AVX*/][2/*MPX*/][2/*AVX512*/][2/*PKRU*/] = {};
+  target_desc **tdesc;
+
+  tdesc = &amd64_tdescs[(xcr0 & X86_XSTATE_AVX) ? 1 : 0]
+    [(xcr0 & X86_XSTATE_MPX) ? 1 : 0]
+    [(xcr0 & X86_XSTATE_AVX512) ? 1 : 0]
+    [(xcr0 & X86_XSTATE_PKRU) ? 1 : 0];
+
+  if (*tdesc == NULL)
+    *tdesc = amd64_create_target_description (xcr0, false, false);
+
+  return *tdesc;
 }
 
 /* Provide a prototype to silence -Wmissing-prototypes.  */
@@ -3235,12 +3227,28 @@ void _initialize_amd64_tdep (void);
 void
 _initialize_amd64_tdep (void)
 {
-  initialize_tdesc_amd64 ();
-  initialize_tdesc_amd64_avx ();
-  initialize_tdesc_amd64_mpx ();
-  initialize_tdesc_amd64_avx_mpx ();
-  initialize_tdesc_amd64_avx_avx512 ();
-  initialize_tdesc_amd64_avx_mpx_avx512_pku ();
+#if GDB_SELF_TEST
+  struct
+  {
+    const char *xml;
+    uint64_t mask;
+  } xml_masks[] = {
+    { "i386/amd64.xml", X86_XSTATE_SSE_MASK },
+    { "i386/amd64-avx.xml", X86_XSTATE_AVX_MASK },
+    { "i386/amd64-mpx.xml", X86_XSTATE_MPX_MASK },
+    { "i386/amd64-avx-mpx.xml", X86_XSTATE_AVX_MPX_MASK },
+    { "i386/amd64-avx-avx512.xml", X86_XSTATE_AVX_AVX512_MASK },
+    { "i386/amd64-avx-mpx-avx512-pku.xml",
+      X86_XSTATE_AVX_MPX_AVX512_PKU_MASK },
+  };
+
+  for (auto &a : xml_masks)
+    {
+      auto tdesc = amd64_target_description (a.mask);
+
+      selftests::record_xml_tdesc (a.xml, tdesc);
+    }
+#endif /* GDB_SELF_TEST */
 }
 
 
diff --git a/gdb/arch/amd64.c b/gdb/arch/amd64.c
index 626733d..30c73e6 100644
--- a/gdb/arch/amd64.c
+++ b/gdb/arch/amd64.c
@@ -31,17 +31,19 @@
 #include "../features/i386/x32-core.c"
 
 /* Create amd64 target descriptions according to XCR0.  If IS_X32 is
-   true, create the x32 ones.  */
+   true, create the x32 ones.  If IS_LINUX is true, create target
+   descriptions for Linux.  */
 
 target_desc *
-amd64_create_target_description (uint64_t xcr0, bool is_x32)
+amd64_create_target_description (uint64_t xcr0, bool is_x32, bool is_linux)
 {
   target_desc *tdesc = allocate_target_description ();
 
 #ifndef IN_PROCESS_AGENT
   set_tdesc_architecture (tdesc, is_x32 ? "i386:x64-32" : "i386:x86-64");
 
-  set_tdesc_osabi (tdesc, "GNU/Linux");
+  if (is_linux)
+    set_tdesc_osabi (tdesc, "GNU/Linux");
 #endif
 
   long regnum = 0;
@@ -52,7 +54,8 @@ amd64_create_target_description (uint64_t xcr0, bool is_x32)
     regnum = create_feature_i386_64bit_core (tdesc, regnum);
 
   regnum = create_feature_i386_64bit_sse (tdesc, regnum);
-  regnum = create_feature_i386_64bit_linux (tdesc, regnum);
+  if (is_linux)
+    regnum = create_feature_i386_64bit_linux (tdesc, regnum);
   regnum = create_feature_i386_64bit_segments (tdesc, regnum);
 
   if (xcr0 & X86_XSTATE_AVX)
diff --git a/gdb/arch/amd64.h b/gdb/arch/amd64.h
index 0821a7c..22c63d2 100644
--- a/gdb/arch/amd64.h
+++ b/gdb/arch/amd64.h
@@ -18,4 +18,5 @@
 #include "tdesc.h"
 #include <stdint.h>
 
-target_desc *amd64_create_target_description (uint64_t xcr0, bool is_x32);
+target_desc *amd64_create_target_description (uint64_t xcr0, bool is_x32,
+					      bool is_linux);
diff --git a/gdb/arch/i386.c b/gdb/arch/i386.c
index 60cf63b..7d71506 100644
--- a/gdb/arch/i386.c
+++ b/gdb/arch/i386.c
@@ -31,13 +31,14 @@
 /* Create i386 target descriptions according to XCR0.  */
 
 target_desc *
-i386_create_target_description (uint64_t xcr0)
+i386_create_target_description (uint64_t xcr0, bool is_linux)
 {
   target_desc *tdesc = allocate_target_description ();
 
 #ifndef IN_PROCESS_AGENT
   set_tdesc_architecture (tdesc, "i386");
-  set_tdesc_osabi (tdesc, "GNU/Linux");
+  if (is_linux)
+    set_tdesc_osabi (tdesc, "GNU/Linux");
 #endif
 
   long regnum = 0;
@@ -48,7 +49,8 @@ i386_create_target_description (uint64_t xcr0)
   if (xcr0 & X86_XSTATE_SSE)
     regnum = create_feature_i386_32bit_sse (tdesc, regnum);
 
-  regnum = create_feature_i386_32bit_linux (tdesc, regnum);
+  if (is_linux)
+    regnum = create_feature_i386_32bit_linux (tdesc, regnum);
 
   if (xcr0 & X86_XSTATE_AVX)
     regnum = create_feature_i386_32bit_avx (tdesc, regnum);
diff --git a/gdb/arch/i386.h b/gdb/arch/i386.h
index 0163372..c44e24b 100644
--- a/gdb/arch/i386.h
+++ b/gdb/arch/i386.h
@@ -18,4 +18,4 @@
 #include "tdesc.h"
 #include <stdint.h>
 
-target_desc *i386_create_target_description (uint64_t xcr0);
+target_desc *i386_create_target_description (uint64_t xcr0, bool is_linux);
diff --git a/gdb/configure.tgt b/gdb/configure.tgt
index 402d6ba..2b48749 100644
--- a/gdb/configure.tgt
+++ b/gdb/configure.tgt
@@ -184,7 +184,7 @@ hppa*-*-*)
 
 i[34567]86-*-darwin*)
 	# Target: Darwin/i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o \
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o \
 			i386-darwin-tdep.o solib-darwin.o"
 	if test "x$enable_64_bit_bfd" = "xyes"; then
 	    # Target: GNU/Linux x86-64
@@ -193,38 +193,40 @@ i[34567]86-*-darwin*)
 	;;
 i[34567]86-*-dicos*)
 	# Target: DICOS/i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o dicos-tdep.o i386-dicos-tdep.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o dicos-tdep.o i386-dicos-tdep.o"
 	;;
 i[34567]86-*-freebsd* | i[34567]86-*-kfreebsd*-gnu)
 	# Target: FreeBSD/i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o i386-bsd-tdep.o i386-fbsd-tdep.o \
-			fbsd-tdep.o solib-svr4.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o i386-bsd-tdep.o \
+			i386-fbsd-tdep.o fbsd-tdep.o solib-svr4.o"
 	;;
 i[34567]86-*-netbsd* | i[34567]86-*-knetbsd*-gnu)
 	# Target: NetBSD/i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o i386-bsd-tdep.o i386-nbsd-tdep.o \
-			nbsd-tdep.o solib-svr4.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o i386-bsd-tdep.o \
+			i386-nbsd-tdep.o nbsd-tdep.o solib-svr4.o"
 	;;
 i[34567]86-*-openbsd*)
 	# Target: OpenBSD/i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o i386-bsd-tdep.o i386-obsd-tdep.o \
-			obsd-tdep.o bsd-uthread.o solib-svr4.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o i386-bsd-tdep.o \
+			i386-obsd-tdep.o obsd-tdep.o bsd-uthread.o \
+			solib-svr4.o"
 	;;
 i[34567]86-*-nto*)
 	# Target: Intel 386 running qnx6.
-	gdb_target_obs="i386-tdep.o i387-tdep.o solib-svr4.o \
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o solib-svr4.o \
 			i386-nto-tdep.o nto-tdep.o"
 	build_gdbserver=yes
 	;;
 i[34567]86-*-solaris2.1[0-9]* | x86_64-*-solaris2.1[0-9]*)
 	# Target: Solaris x86_64
-	gdb_target_obs="i386-tdep.o i387-tdep.o amd64-tdep.o amd64-sol2-tdep.o \
-			i386-sol2-tdep.o sol2-tdep.o solib-svr4.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o amd64-tdep.o \
+			 amd64-sol2-tdep.o i386-sol2-tdep.o sol2-tdep.o \
+			 solib-svr4.o"
 	;;
 i[34567]86-*-solaris*)
 	# Target: Solaris x86
 	gdb_target_obs="i386-tdep.o i387-tdep.o i386-sol2-tdep.o sol2-tdep.o \
-			solib-svr4.o"
+			i386.o solib-svr4.o"
 	;;
 i[34567]86-*-linux*)
 	# Target: Intel 386 running GNU/Linux
@@ -240,27 +242,27 @@ i[34567]86-*-linux*)
 	;;
 i[34567]86-*-gnu*)
 	# Target: Intel 386 running the GNU Hurd
-	gdb_target_obs="i386-tdep.o i387-tdep.o i386-gnu-tdep.o solib-svr4.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o i386-gnu-tdep.o solib-svr4.o"
 	;;
 i[34567]86-*-cygwin*)
 	# Target: Intel 386 running win32
-	gdb_target_obs="i386-tdep.o i386-cygwin-tdep.o i387-tdep.o \
+	gdb_target_obs="i386-tdep.o i386.o i386-cygwin-tdep.o i387-tdep.o \
 			windows-tdep.o"
 	build_gdbserver=yes
 	;;
 i[34567]86-*-mingw32*)
 	# Target: Intel 386 running win32
-	gdb_target_obs="i386-tdep.o i386-cygwin-tdep.o i387-tdep.o \
+	gdb_target_obs="i386-tdep.o i386.o i386-cygwin-tdep.o i387-tdep.o \
 			windows-tdep.o"
 	build_gdbserver=yes
 	;;
 i[34567]86-*-go32* | i[34567]86-*-msdosdjgpp*)
 	# Target: i386 running DJGPP/go32.
-	gdb_target_obs="i386-tdep.o i387-tdep.o i386-go32-tdep.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o i386-go32-tdep.o"
 	;;
 i[34567]86-*-*)
 	# Target: i386
-	gdb_target_obs="i386-tdep.o i387-tdep.o"
+	gdb_target_obs="i386-tdep.o i386.o i387-tdep.o"
 	;;
 
 ia64-*-linux*)
@@ -663,18 +665,18 @@ vax-*-*)
 
 x86_64-*-darwin*)
 	# Target: Darwin/x86-64
-	gdb_target_obs="amd64-tdep.o i386-tdep.o i387-tdep.o \
+	gdb_target_obs="amd64-tdep.o amd64.o i386-tdep.o i387-tdep.o \
 			i386-darwin-tdep.o amd64-darwin-tdep.o \
                         solib-darwin.o"
 	;;
 
 x86_64-*-dicos*)
 	# Target: DICOS/x86-64
-	gdb_target_obs="amd64-tdep.o i386-tdep.o i387-tdep.o \
+	gdb_target_obs="amd64-tdep.o amd64.o i386-tdep.o i387-tdep.o \
 			dicos-tdep.o i386-dicos-tdep.o amd64-dicos-tdep.o"
 	;;
 x86_64-*-elf*)
-	gdb_target_obs="amd64-tdep.o i386-tdep.o i387-tdep.o"
+	gdb_target_obs="amd64-tdep.o amd64.o i386-tdep.o i387-tdep.o"
 	;;
 x86_64-*-linux*)
 	# Target: GNU/Linux x86-64
@@ -685,30 +687,30 @@ x86_64-*-linux*)
 	;;
 x86_64-*-freebsd* | x86_64-*-kfreebsd*-gnu)
 	# Target: FreeBSD/amd64
-	gdb_target_obs="amd64-tdep.o amd64-fbsd-tdep.o i386-tdep.o \
+	gdb_target_obs="amd64-tdep.o amd64.o amd64-fbsd-tdep.o i386-tdep.o \
 			i387-tdep.o i386-bsd-tdep.o i386-fbsd-tdep.o \
 			fbsd-tdep.o solib-svr4.o"
 	;;
 x86_64-*-mingw* | x86_64-*-cygwin*)
         # Target: MingW/amd64
-	gdb_target_obs="amd64-tdep.o amd64-windows-tdep.o \
-                        i386-tdep.o i386-cygwin-tdep.o i387-tdep.o \
+	gdb_target_obs="amd64-tdep.o amd64.o amd64-windows-tdep.o \
+                        i386-tdep.o i386.o i386-cygwin-tdep.o i387-tdep.o \
                         windows-tdep.o"
 	build_gdbserver=yes
         ;;
 x86_64-*-netbsd* | x86_64-*-knetbsd*-gnu)
 	# Target: NetBSD/amd64
-	gdb_target_obs="amd64-tdep.o amd64-nbsd-tdep.o i386-tdep.o i387-tdep.o \
-			nbsd-tdep.o solib-svr4.o"
+	gdb_target_obs="amd64-tdep.o amd64.o amd64-nbsd-tdep.o i386-tdep.o \
+			i387-tdep.o nbsd-tdep.o solib-svr4.o"
 	;;
 x86_64-*-openbsd*)
 	# Target: OpenBSD/amd64
-	gdb_target_obs="amd64-tdep.o amd64-obsd-tdep.o i386-tdep.o \
+	gdb_target_obs="amd64-tdep.o amd64.o amd64-obsd-tdep.o i386-tdep.o \
 			i387-tdep.o i386-bsd-tdep.o i386-obsd-tdep.o \
 			obsd-tdep.o bsd-uthread.o solib-svr4.o"
 	;;
 x86_64-*-rtems*)
-	gdb_target_obs="amd64-tdep.o i386-tdep.o i387-tdep.o i386-bsd-tdep.o"
+	gdb_target_obs="amd64-tdep.o amd64.o i386-tdep.o i387-tdep.o i386-bsd-tdep.o"
 	;;
 xtensa*-*-linux*)	gdb_target=linux
 	# Target: GNU/Linux Xtensa
diff --git a/gdb/features/Makefile b/gdb/features/Makefile
index 6c4a9b3..4a95c81 100644
--- a/gdb/features/Makefile
+++ b/gdb/features/Makefile
@@ -138,19 +138,6 @@ XMLTOC = \
 	arm/arm-with-neon.xml \
 	arm/arm-with-vfpv2.xml \
 	arm/arm-with-vfpv3.xml \
-	i386/amd64-avx.xml \
-	i386/amd64-avx-avx512.xml \
-	i386/amd64-avx-mpx-avx512-pku.xml \
-	i386/amd64-mpx.xml \
-	i386/amd64-avx-mpx.xml \
-	i386/amd64.xml \
-	i386/i386-avx.xml \
-	i386/i386-avx-avx512.xml \
-	i386/i386-avx-mpx-avx512-pku.xml \
-	i386/i386-mmx.xml \
-	i386/i386-mpx.xml \
-	i386/i386-avx-mpx.xml \
-	i386/i386.xml \
 	microblaze-with-stack-protect.xml \
 	microblaze.xml \
 	mips-dsp-linux.xml \
diff --git a/gdb/features/i386/amd64-avx-avx512.c b/gdb/features/i386/amd64-avx-avx512.c
deleted file mode 100644
index 354d826..0000000
--- a/gdb/features/i386/amd64-avx-avx512.c
+++ /dev/null
@@ -1,283 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: amd64-avx-avx512.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_amd64_avx_avx512;
-static void
-initialize_tdesc_amd64_avx_avx512 (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 59, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 60, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 61, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 62, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 63, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 64, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 65, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 66, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm8h", 67, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm9h", 68, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm10h", 69, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm11h", 70, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm12h", 71, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm13h", 72, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm14h", 73, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm15h", 74, 1, NULL, 128, "uint128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx512");
-  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_named_type (feature, "uint128");
-  tdesc_create_vector (feature, "v2ui128", field_type, 2);
-
-  tdesc_create_reg (feature, "xmm16", 75, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm17", 76, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm18", 77, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm19", 78, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm20", 79, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm21", 80, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm22", 81, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm23", 82, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm24", 83, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm25", 84, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm26", 85, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm27", 86, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm28", 87, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm29", 88, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm30", 89, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm31", 90, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "ymm16h", 91, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm17h", 92, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm18h", 93, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm19h", 94, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm20h", 95, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm21h", 96, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm22h", 97, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm23h", 98, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm24h", 99, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm25h", 100, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm26h", 101, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm27h", 102, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm28h", 103, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm29h", 104, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm30h", 105, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm31h", 106, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "k0", 107, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 108, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 109, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 110, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 111, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 112, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 113, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 114, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 115, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 116, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 117, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 118, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 119, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 120, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 121, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 122, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm8h", 123, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm9h", 124, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm10h", 125, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm11h", 126, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm12h", 127, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm13h", 128, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm14h", 129, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm15h", 130, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm16h", 131, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm17h", 132, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm18h", 133, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm19h", 134, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm20h", 135, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm21h", 136, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm22h", 137, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm23h", 138, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm24h", 139, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm25h", 140, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm26h", 141, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm27h", 142, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm28h", 143, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm29h", 144, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm30h", 145, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm31h", 146, 1, NULL, 256, "v2ui128");
-
-  tdesc_amd64_avx_avx512 = result;
-}
diff --git a/gdb/features/i386/amd64-avx-mpx-avx512-pku.c b/gdb/features/i386/amd64-avx-mpx-avx512-pku.c
deleted file mode 100644
index bade64d..0000000
--- a/gdb/features/i386/amd64-avx-mpx-avx512-pku.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: amd64-avx-mpx-avx512-pku.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_amd64_avx_mpx_avx512_pku;
-static void
-initialize_tdesc_amd64_avx_mpx_avx512_pku (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 59, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 60, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 61, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 62, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 63, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 64, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 65, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 66, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm8h", 67, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm9h", 68, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm10h", 69, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm11h", 70, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm12h", 71, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm13h", 72, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm14h", 73, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm15h", 74, 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", 75, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 76, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 77, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 78, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 79, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 80, 1, NULL, 64, "status");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx512");
-  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_named_type (feature, "uint128");
-  tdesc_create_vector (feature, "v2ui128", field_type, 2);
-
-  tdesc_create_reg (feature, "xmm16", 81, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm17", 82, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm18", 83, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm19", 84, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm20", 85, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm21", 86, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm22", 87, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm23", 88, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm24", 89, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm25", 90, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm26", 91, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm27", 92, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm28", 93, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm29", 94, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm30", 95, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "xmm31", 96, 1, NULL, 128, "vec128");
-  tdesc_create_reg (feature, "ymm16h", 97, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm17h", 98, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm18h", 99, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm19h", 100, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm20h", 101, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm21h", 102, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm22h", 103, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm23h", 104, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm24h", 105, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm25h", 106, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm26h", 107, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm27h", 108, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm28h", 109, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm29h", 110, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm30h", 111, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm31h", 112, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "k0", 113, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 114, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 115, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 116, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 117, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 118, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 119, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 120, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 121, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 122, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 123, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 124, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 125, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 126, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 127, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 128, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm8h", 129, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm9h", 130, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm10h", 131, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm11h", 132, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm12h", 133, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm13h", 134, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm14h", 135, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm15h", 136, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm16h", 137, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm17h", 138, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm18h", 139, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm19h", 140, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm20h", 141, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm21h", 142, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm22h", 143, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm23h", 144, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm24h", 145, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm25h", 146, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm26h", 147, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm27h", 148, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm28h", 149, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm29h", 150, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm30h", 151, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm31h", 152, 1, NULL, 256, "v2ui128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.pkeys");
-  tdesc_create_reg (feature, "pkru", 153, 1, NULL, 32, "uint32");
-
-  tdesc_amd64_avx_mpx_avx512_pku = result;
-}
diff --git a/gdb/features/i386/amd64-avx-mpx.c b/gdb/features/i386/amd64-avx-mpx.c
deleted file mode 100644
index 5dced15..0000000
--- a/gdb/features/i386/amd64-avx-mpx.c
+++ /dev/null
@@ -1,210 +0,0 @@
-/* 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 ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 59, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 60, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 61, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 62, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 63, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 64, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 65, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 66, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm8h", 67, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm9h", 68, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm10h", 69, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm11h", 70, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm12h", 71, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm13h", 72, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm14h", 73, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm15h", 74, 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", 75, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 76, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 77, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 78, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 79, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 80, 1, NULL, 64, "status");
-
-  tdesc_amd64_avx_mpx = result;
-}
diff --git a/gdb/features/i386/amd64-avx.c b/gdb/features/i386/amd64-avx.c
deleted file mode 100644
index 016689a..0000000
--- a/gdb/features/i386/amd64-avx.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: amd64-avx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_amd64_avx;
-static void
-initialize_tdesc_amd64_avx (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 59, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 60, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 61, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 62, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 63, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 64, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 65, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 66, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm8h", 67, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm9h", 68, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm10h", 69, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm11h", 70, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm12h", 71, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm13h", 72, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm14h", 73, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm15h", 74, 1, NULL, 128, "uint128");
-
-  tdesc_amd64_avx = result;
-}
diff --git a/gdb/features/i386/amd64-mpx.c b/gdb/features/i386/amd64-mpx.c
deleted file mode 100644
index ed7767d..0000000
--- a/gdb/features/i386/amd64-mpx.c
+++ /dev/null
@@ -1,192 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: amd64-mpx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_amd64_mpx;
-static void
-initialize_tdesc_amd64_mpx (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  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", 59, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 60, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 61, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 62, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 63, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 64, 1, NULL, 64, "status");
-
-  tdesc_amd64_mpx = result;
-}
diff --git a/gdb/features/i386/amd64.c b/gdb/features/i386/amd64.c
deleted file mode 100644
index 4ad79cb..0000000
--- a/gdb/features/i386/amd64.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: amd64.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_amd64;
-static void
-initialize_tdesc_amd64 (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386:x86-64"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.segments");
-  tdesc_create_reg (feature, "fs_base", 57, 1, NULL, 64, "int");
-  tdesc_create_reg (feature, "gs_base", 58, 1, NULL, 64, "int");
-
-  tdesc_amd64 = result;
-}
diff --git a/gdb/features/i386/i386-avx-avx512.c b/gdb/features/i386/i386-avx-avx512.c
deleted file mode 100644
index 585a0ac..0000000
--- a/gdb/features/i386/i386-avx-avx512.c
+++ /dev/null
@@ -1,165 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-avx512.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_avx512;
-static void
-initialize_tdesc_i386_avx_avx512 (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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.avx512");
-  field_type = tdesc_named_type (feature, "uint128");
-  tdesc_create_vector (feature, "v2ui128", field_type, 2);
-
-  tdesc_create_reg (feature, "k0", 49, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 50, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 51, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 52, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 53, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 54, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 55, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 56, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 57, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 58, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 59, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 60, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 61, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 62, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 63, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 64, 1, NULL, 256, "v2ui128");
-
-  tdesc_i386_avx_avx512 = result;
-}
diff --git a/gdb/features/i386/i386-avx-mpx-avx512-pku.c b/gdb/features/i386/i386-avx-mpx-avx512-pku.c
deleted file mode 100644
index d7dd3bb..0000000
--- a/gdb/features/i386/i386-avx-mpx-avx512-pku.c
+++ /dev/null
@@ -1,206 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-mpx-avx512-pku.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_mpx_avx512_pku;
-static void
-initialize_tdesc_i386_avx_mpx_avx512_pku (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  struct tdesc_feature *feature;
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.core");
-  struct tdesc_type *field_type;
-  struct tdesc_type *type;
-  type = tdesc_create_flags (feature, "i386_eflags", 4);
-  tdesc_add_flag (type, 0, "CF");
-  tdesc_add_flag (type, 1, "");
-  tdesc_add_flag (type, 2, "PF");
-  tdesc_add_flag (type, 4, "AF");
-  tdesc_add_flag (type, 6, "ZF");
-  tdesc_add_flag (type, 7, "SF");
-  tdesc_add_flag (type, 8, "TF");
-  tdesc_add_flag (type, 9, "IF");
-  tdesc_add_flag (type, 10, "DF");
-  tdesc_add_flag (type, 11, "OF");
-  tdesc_add_flag (type, 14, "NT");
-  tdesc_add_flag (type, 16, "RF");
-  tdesc_add_flag (type, 17, "VM");
-  tdesc_add_flag (type, 18, "AC");
-  tdesc_add_flag (type, 19, "VIF");
-  tdesc_add_flag (type, 20, "VIP");
-  tdesc_add_flag (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);
-
-  type = tdesc_create_flags (feature, "i386_mxcsr", 4);
-  tdesc_add_flag (type, 0, "IE");
-  tdesc_add_flag (type, 1, "DE");
-  tdesc_add_flag (type, 2, "ZE");
-  tdesc_add_flag (type, 3, "OE");
-  tdesc_add_flag (type, 4, "UE");
-  tdesc_add_flag (type, 5, "PE");
-  tdesc_add_flag (type, 6, "DAZ");
-  tdesc_add_flag (type, 7, "IM");
-  tdesc_add_flag (type, 8, "DM");
-  tdesc_add_flag (type, 9, "ZM");
-  tdesc_add_flag (type, 10, "OM");
-  tdesc_add_flag (type, 11, "UM");
-  tdesc_add_flag (type, 12, "PM");
-  tdesc_add_flag (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, 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", 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");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx512");
-  field_type = tdesc_named_type (feature, "uint128");
-  tdesc_create_vector (feature, "v2ui128", field_type, 2);
-
-  tdesc_create_reg (feature, "k0", 55, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 56, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 57, 1, NUL[...]

[diff truncated at 100000 bytes]


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