diff --git a/gdb/features/Makefile b/gdb/features/Makefile
index df24d74..5a59e78 100644
--- a/gdb/features/Makefile
+++ b/gdb/features/Makefile
@@ -150,18 +150,11 @@ XMLTOC = \
 	i386/amd64-avx-mpx-linux.xml \
 	i386/amd64-avx-mpx.xml \
 	i386/amd64.xml \
-	i386/i386-avx-linux.xml \
 	i386/i386-avx.xml \
-	i386/i386-avx-avx512-linux.xml \
 	i386/i386-avx-avx512.xml \
-	i386/i386-avx-mpx-avx512-pku-linux.xml \
 	i386/i386-avx-mpx-avx512-pku.xml \
-	i386/i386-linux.xml \
-	i386/i386-mmx-linux.xml \
 	i386/i386-mmx.xml \
-	i386/i386-mpx-linux.xml \
 	i386/i386-mpx.xml \
-	i386/i386-avx-mpx-linux.xml \
 	i386/i386-avx-mpx.xml \
 	i386/i386.xml \
 	i386/x32-avx-linux.xml \
diff --git a/gdb/features/i386/i386-avx-avx512-linux.c b/gdb/features/i386/i386-avx-avx512-linux.c
deleted file mode 100644
index 545149d..0000000
--- a/gdb/features/i386/i386-avx-avx512-linux.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-avx512-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_avx512_linux;
-static void
-initialize_tdesc_i386_avx_avx512_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx512");
-  field_type = tdesc_named_type (feature, "uint128");
-  tdesc_create_vector (feature, "v2ui128", field_type, 2);
-
-  tdesc_create_reg (feature, "k0", 50, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 51, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 52, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 53, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 54, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 55, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 56, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 57, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 58, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 59, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 60, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 61, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 62, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 63, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 64, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 65, 1, NULL, 256, "v2ui128");
-
-  tdesc_i386_avx_avx512_linux = result;
-}
diff --git a/gdb/features/i386/i386-avx-linux.c b/gdb/features/i386/i386-avx-linux.c
deleted file mode 100644
index 3ef087d..0000000
--- a/gdb/features/i386/i386-avx-linux.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_linux;
-static void
-initialize_tdesc_i386_avx_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
-
-  tdesc_i386_avx_linux = result;
-}
diff --git a/gdb/features/i386/i386-avx-mpx-avx512-pku-linux.c b/gdb/features/i386/i386-avx-mpx-avx512-pku-linux.c
deleted file mode 100644
index e6eebf1..0000000
--- a/gdb/features/i386/i386-avx-mpx-avx512-pku-linux.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-mpx-avx512-pku-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_mpx_avx512_pku_linux;
-static void
-initialize_tdesc_i386_avx_mpx_avx512_pku_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
-  type = tdesc_create_struct (feature, "br128");
-  field_type = tdesc_named_type (feature, "uint64");
-  tdesc_add_field (type, "lbound", field_type);
-  field_type = tdesc_named_type (feature, "uint64");
-  tdesc_add_field (type, "ubound_raw", field_type);
-
-  type = tdesc_create_struct (feature, "_bndstatus");
-  tdesc_set_struct_size (type, 8);
-  tdesc_add_bitfield (type, "bde", 2, 31);
-  tdesc_add_bitfield (type, "error", 0, 1);
-
-  type = tdesc_create_union (feature, "status");
-  field_type = tdesc_named_type (feature, "data_ptr");
-  tdesc_add_field (type, "raw", field_type);
-  field_type = tdesc_named_type (feature, "_bndstatus");
-  tdesc_add_field (type, "status", field_type);
-
-  type = tdesc_create_struct (feature, "_bndcfgu");
-  tdesc_set_struct_size (type, 8);
-  tdesc_add_bitfield (type, "base", 12, 31);
-  tdesc_add_bitfield (type, "reserved", 2, 11);
-  tdesc_add_bitfield (type, "preserved", 1, 1);
-  tdesc_add_bitfield (type, "enabled", 0, 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", 50, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 51, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 52, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 53, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 54, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 55, 1, NULL, 64, "status");
-
-  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", 56, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k1", 57, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k2", 58, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 59, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 60, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 61, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 62, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 63, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 64, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 65, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 66, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 67, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 68, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 69, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 70, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 71, 1, NULL, 256, "v2ui128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.pkeys");
-  tdesc_create_reg (feature, "pkru", 72, 1, NULL, 32, "uint32");
-
-  tdesc_i386_avx_mpx_avx512_pku_linux = result;
-}
diff --git a/gdb/features/i386/i386-avx-mpx-linux.c b/gdb/features/i386/i386-avx-mpx-linux.c
deleted file mode 100644
index f62c487..0000000
--- a/gdb/features/i386/i386-avx-mpx-linux.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-mpx-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_mpx_linux;
-static void
-initialize_tdesc_i386_avx_mpx_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.avx");
-  tdesc_create_reg (feature, "ymm0h", 42, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm1h", 43, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm2h", 44, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm3h", 45, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm4h", 46, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm5h", 47, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm6h", 48, 1, NULL, 128, "uint128");
-  tdesc_create_reg (feature, "ymm7h", 49, 1, NULL, 128, "uint128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.mpx");
-  type = tdesc_create_struct (feature, "br128");
-  field_type = tdesc_named_type (feature, "uint64");
-  tdesc_add_field (type, "lbound", field_type);
-  field_type = tdesc_named_type (feature, "uint64");
-  tdesc_add_field (type, "ubound_raw", field_type);
-
-  type = tdesc_create_struct (feature, "_bndstatus");
-  tdesc_set_struct_size (type, 8);
-  tdesc_add_bitfield (type, "bde", 2, 31);
-  tdesc_add_bitfield (type, "error", 0, 1);
-
-  type = tdesc_create_union (feature, "status");
-  field_type = tdesc_named_type (feature, "data_ptr");
-  tdesc_add_field (type, "raw", field_type);
-  field_type = tdesc_named_type (feature, "_bndstatus");
-  tdesc_add_field (type, "status", field_type);
-
-  type = tdesc_create_struct (feature, "_bndcfgu");
-  tdesc_set_struct_size (type, 8);
-  tdesc_add_bitfield (type, "base", 12, 31);
-  tdesc_add_bitfield (type, "reserved", 2, 11);
-  tdesc_add_bitfield (type, "preserved", 1, 1);
-  tdesc_add_bitfield (type, "enabled", 0, 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", 50, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 51, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 52, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 53, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 54, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 55, 1, NULL, 64, "status");
-
-  tdesc_i386_avx_mpx_linux = result;
-}
diff --git a/gdb/features/i386/i386-linux.c b/gdb/features/i386/i386-linux.c
deleted file mode 100644
index 0394842..0000000
--- a/gdb/features/i386/i386-linux.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_linux;
-static void
-initialize_tdesc_i386_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  tdesc_i386_linux = result;
-}
diff --git a/gdb/features/i386/i386-mmx-linux.c b/gdb/features/i386/i386-mmx-linux.c
deleted file mode 100644
index 1577972..0000000
--- a/gdb/features/i386/i386-mmx-linux.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-mmx-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_mmx_linux;
-static void
-initialize_tdesc_i386_mmx_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "int");
-
-  tdesc_i386_mmx_linux = result;
-}
diff --git a/gdb/features/i386/i386-mpx-linux.c b/gdb/features/i386/i386-mpx-linux.c
deleted file mode 100644
index 6dea8e0..0000000
--- a/gdb/features/i386/i386-mpx-linux.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-mpx-linux.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_mpx_linux;
-static void
-initialize_tdesc_i386_mpx_linux (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  set_tdesc_architecture (result, bfd_scan_arch ("i386"));
-
-  set_tdesc_osabi (result, osabi_from_tdesc_string ("GNU/Linux"));
-
-  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.linux");
-  tdesc_create_reg (feature, "orig_eax", 41, 1, NULL, 32, "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, 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", 42, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 43, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 44, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 45, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 46, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 47, 1, NULL, 64, "status");
-
-  tdesc_i386_mpx_linux = result;
-}
