Convert the rest x86 target descriptions

This patch changes the rest of x86 target descriptions in GDB and
GDBserver.

gdb:

2017-09-05  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:

2017-09-05  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.

14 files changed, 0 insertions, 2424 deletions

diff --git a/gdb/features/Makefile b/gdb/features/Makefile
index 6c4a9b3d8a..4a95c8179d 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 354d826323..0000000000
--- 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 bade64dc7c..0000000000
--- 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 5dced15538..0000000000
--- 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 016689acdc..0000000000
--- 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 ed7767d28f..0000000000
--- 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 4ad79cb99a..0000000000
--- 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 585a0ac3c9..0000000000
--- 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 d7dd3bb8a7..0000000000
--- 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, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k3", 58, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k4", 59, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k5", 60, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k6", 61, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "k7", 62, 1, NULL, 64, "uint64");
-  tdesc_create_reg (feature, "zmm0h", 63, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm1h", 64, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm2h", 65, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm3h", 66, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm4h", 67, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm5h", 68, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm6h", 69, 1, NULL, 256, "v2ui128");
-  tdesc_create_reg (feature, "zmm7h", 70, 1, NULL, 256, "v2ui128");
-
-  feature = tdesc_create_feature (result, "org.gnu.gdb.i386.pkeys");
-  tdesc_create_reg (feature, "pkru", 71, 1, NULL, 32, "uint32");
-
-  tdesc_i386_avx_mpx_avx512_pku = result;
-}
diff --git a/gdb/features/i386/i386-avx-mpx.c b/gdb/features/i386/i386-avx-mpx.c
deleted file mode 100644
index f479bdaff2..0000000000
--- a/gdb/features/i386/i386-avx-mpx.c
+++ /dev/null
@@ -1,182 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx-mpx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx_mpx;
-static void
-initialize_tdesc_i386_avx_mpx (void)
-{
-  struct target_desc *result = allocate_target_description ();
-  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");
-
-  tdesc_i386_avx_mpx = result;
-}
diff --git a/gdb/features/i386/i386-avx.c b/gdb/features/i386/i386-avx.c
deleted file mode 100644
index f888335ada..0000000000
--- a/gdb/features/i386/i386-avx.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-avx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_avx;
-static void
-initialize_tdesc_i386_avx (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");
-
-  tdesc_i386_avx = result;
-}
diff --git a/gdb/features/i386/i386-mmx.c b/gdb/features/i386/i386-mmx.c
deleted file mode 100644
index 02aee8966e..0000000000
--- a/gdb/features/i386/i386-mmx.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-mmx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_mmx;
-static void
-initialize_tdesc_i386_mmx (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");
-
-  tdesc_i386_mmx = result;
-}
diff --git a/gdb/features/i386/i386-mpx.c b/gdb/features/i386/i386-mpx.c
deleted file mode 100644
index d08441b7de..0000000000
--- a/gdb/features/i386/i386-mpx.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386-mpx.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386_mpx;
-static void
-initialize_tdesc_i386_mpx (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.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", 41, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd1raw", 42, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd2raw", 43, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bnd3raw", 44, 1, NULL, 128, "br128");
-  tdesc_create_reg (feature, "bndcfgu", 45, 1, NULL, 64, "cfgu");
-  tdesc_create_reg (feature, "bndstatus", 46, 1, NULL, 64, "status");
-
-  tdesc_i386_mpx = result;
-}
diff --git a/gdb/features/i386/i386.c b/gdb/features/i386/i386.c
deleted file mode 100644
index eb9a266aed..0000000000
--- a/gdb/features/i386/i386.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/* THIS FILE IS GENERATED.  -*- buffer-read-only: t -*- vi:set ro:
-  Original: i386.xml */
-
-#include "defs.h"
-#include "osabi.h"
-#include "target-descriptions.h"
-
-struct target_desc *tdesc_i386;
-static void
-initialize_tdesc_i386 (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");
-
-  tdesc_i386 = result;
-}