/* ARM assembler/disassembler support.
  Copyright (C) 2004-2024 Free Software Foundation, Inc.

  This file is part of GDB and GAS.

  GDB and GAS are free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 3, or (at
  your option) any later version.

  GDB and GAS are distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with GDB or GAS; see the file COPYING3.  If not, write to the
  Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
  MA 02110-1301, USA.  */

/* The following bitmasks control CPU extensions:  */
#define ARM_EXT_V1           0x00000001 /* All processors (core set).        */
#define ARM_EXT_V2           0x00000002 /* Multiply instructions.            */
#define ARM_EXT_V2S          0x00000004 /* SWP instructions.                 */
#define ARM_EXT_V3           0x00000008 /* MSR MRS.                          */
#define ARM_EXT_V3M          0x00000010 /* Allow long multiplies.            */
#define ARM_EXT_V4           0x00000020 /* Allow half word loads.            */
#define ARM_EXT_V4T          0x00000040 /* Thumb.                            */
#define ARM_EXT_V5           0x00000080 /* Allow CLZ, etc.                   */
#define ARM_EXT_V5T          0x00000100 /* Improved interworking.            */
#define ARM_EXT_V5ExP        0x00000200 /* DSP core set.                     */
#define ARM_EXT_V5E          0x00000400 /* DSP Double transfers.             */
#define ARM_EXT_V5J          0x00000800 /* Jazelle extension.                */
#define ARM_EXT_V6           0x00001000 /* ARM V6.                           */
#define ARM_EXT_V6K          0x00002000 /* ARM V6K.                          */
#define ARM_EXT_V8           0x00004000 /* ARMv8 w/o atomics.                */
#define ARM_EXT_V6T2         0x00008000 /* Thumb-2.                          */
#define ARM_EXT_DIV          0x00010000 /* Integer division.                 */
/* The 'M' in Arm V7M stands for Microcontroller.
  On earlier architecture variants it stands for Multiply.  */
#define ARM_EXT_V5E_NOTM     0x00020000 /* Arm V5E but not Arm V7M.          */
#define ARM_EXT_V6_NOTM      0x00040000 /* Arm V6 but not Arm V7M.           */
#define ARM_EXT_V7           0x00080000 /* Arm V7.                           */
#define ARM_EXT_V7A          0x00100000 /* Arm V7A.                          */
#define ARM_EXT_V7R          0x00200000 /* Arm V7R.                          */
#define ARM_EXT_V7M          0x00400000 /* Arm V7M.                          */
#define ARM_EXT_V6M          0x00800000 /* ARM V6M.                          */
#define ARM_EXT_BARRIER      0x01000000 /* DSB/DMB/ISB.                      */
#define ARM_EXT_THUMB_MSR    0x02000000 /* Thumb MSR/MRS.                    */
#define ARM_EXT_V6_DSP       0x04000000 /* ARM v6 (DSP-related),
                                          not in v7-M.                      */
#define ARM_EXT_MP           0x08000000 /* Multiprocessing Extensions.       */
#define ARM_EXT_SEC          0x10000000 /* Security extensions.              */
#define ARM_EXT_OS           0x20000000 /* OS Extensions.                    */
#define ARM_EXT_ADIV         0x40000000 /* Integer divide extensions in ARM
                                          state.                            */
#define ARM_EXT_VIRT         0x80000000 /* Virtualization extensions.        */

#define ARM_EXT2_PAN         0x00000001 /* PAN extension.                    */
#define ARM_EXT2_V8_2A       0x00000002 /* ARM V8.2A.                        */
#define ARM_EXT2_V8M         0x00000004 /* ARM V8M.                          */
#define ARM_EXT2_ATOMICS     0x00000008 /* ARMv8 atomics.                    */
#define ARM_EXT2_V6T2_V8M    0x00000010 /* V8M Baseline from V6T2.           */
#define ARM_EXT2_FP16_INST   0x00000020 /* ARM V8.2A FP16 instructions.      */
#define ARM_EXT2_V8M_MAIN    0x00000040 /* ARMv8-M Mainline.                 */
#define ARM_EXT2_RAS         0x00000080 /* RAS extension.                    */
#define ARM_EXT2_V8_3A       0x00000100 /* ARM V8.3A.                        */
#define ARM_EXT2_V8A         0x00000200 /* ARMv8-A.                          */
#define ARM_EXT2_V8_4A       0x00000400 /* ARM V8.4A.                        */
#define ARM_EXT2_FP16_FML    0x00000800 /* ARM V8.2A FP16-FML
                                          instructions.                     */
#define ARM_EXT2_V8_5A       0x00001000 /* ARM V8.5A.                        */
#define ARM_EXT2_SB          0x00002000 /* Speculation Barrier instruction.  */
#define ARM_EXT2_PREDRES     0x00004000 /* Prediction Restriction insns.     */
#define ARM_EXT2_V8_1M_MAIN  0x00008000 /* ARMv8.1-M Mainline.               */
#define ARM_EXT2_V8_6A       0x00010000 /* ARM V8.6A.                        */
#define ARM_EXT2_BF16        0x00020000 /* ARMv8 bfloat16.                   */
#define ARM_EXT2_I8MM        0x00040000 /* ARMv8.6A i8mm.                    */
#define ARM_EXT2_CRC         0x00080000 /* ARMv8 CRC32 */
#define ARM_EXT2_MVE         0x00100000 /* MVE Integer extension.          */
#define ARM_EXT2_MVE_FP      0x00200000 /* MVE Floating Point extension.   */
#define ARM_EXT2_CDE         0x00400000 /* Custom Datapath Extension.      */
#define ARM_EXT2_CDE0        0x00800000 /* Using CDE coproc 0.     */
#define ARM_EXT2_CDE1        0x01000000 /* Using CDE coproc 1.     */
#define ARM_EXT2_CDE2        0x02000000 /* Using CDE coproc 2.     */
#define ARM_EXT2_CDE3        0x04000000 /* Using CDE coproc 3.     */
#define ARM_EXT2_CDE4        0x08000000 /* Using CDE coproc 4.     */
#define ARM_EXT2_CDE5        0x10000000 /* Using CDE coproc 5.     */
#define ARM_EXT2_CDE6        0x20000000 /* Using CDE coproc 6.     */
#define ARM_EXT2_CDE7        0x40000000 /* Using CDE coproc 7.     */
#define ARM_EXT2_V8R         0x80000000 /* Arm V8R.                    */

#define ARM_EXT3_PACBTI      0x00000001 /* Arm v8-M Mainline Pointer
                                          Authentication and Branch
                                          Target Identification
                                          Extension.  */
#define ARM_EXT3_V9A            0x00000002 /* Armv9-A.                 */

/* Co-processor space extensions.  */
#define ARM_CEXT_XSCALE      0x00000001 /* Allow MIA etc.                  */
#define ARM_CEXT_MAVERICK    0x00000002 /* Use Cirrus/DSP coprocessor.     */
#define ARM_CEXT_IWMMXT      0x00000004 /* Intel Wireless MMX technology
                                          coprocessor.                    */
#define ARM_CEXT_IWMMXT2     0x00000008 /* Intel Wireless MMX technology
                                          coprocessor version 2.          */

#define FPU_ENDIAN_PURE      0x80000000 /* Pure-endian doubles.            */
#define FPU_FPA_EXT_V1       0x40000000 /* Base FPA instruction set.       */
#define FPU_FPA_EXT_V2       0x20000000 /* LFM/SFM.                        */
#define FPU_MAVERICK         0x10000000 /* Cirrus Maverick.                */
#define FPU_VFP_EXT_V1xD     0x08000000 /* Base VFP instruction set.       */
#define FPU_VFP_EXT_V1       0x04000000 /* Double-precision insns.         */
#define FPU_VFP_EXT_V2       0x02000000 /* ARM10E VFPr1.                   */
#define FPU_VFP_EXT_V3xD     0x01000000 /* VFPv3 single-precision.         */
#define FPU_VFP_EXT_V3       0x00800000 /* VFPv3 double-precision.         */
#define FPU_NEON_EXT_V1      0x00400000 /* Neon (SIMD) insns.              */
#define FPU_VFP_EXT_D32      0x00200000 /* Registers D16-D31.              */
#define FPU_VFP_EXT_FP16     0x00100000 /* Half-precision extensions.      */
#define FPU_NEON_EXT_FMA     0x00080000 /* Neon fused multiply-add.        */
#define FPU_VFP_EXT_FMA      0x00040000 /* VFP fused multiply-add.         */
#define FPU_VFP_EXT_ARMV8    0x00020000 /* Double-precision FP for ARMv8.  */
#define FPU_NEON_EXT_ARMV8   0x00010000 /* Neon for ARMv8.                 */
#define FPU_CRYPTO_EXT_ARMV8 0x00008000 /* Crypto for ARMv8.               */
/* Unused                    0x00004000 */
#define FPU_VFP_EXT_ARMV8xD  0x00002000 /* Single-precision FP for ARMv8.  */
#define FPU_NEON_EXT_RDMA    0x00001000 /* v8.1 Adv.SIMD extensions.       */
#define FPU_NEON_EXT_DOTPROD 0x00000800 /* Dot Product extension.          */

/* Architectures are the sum of the base and extensions.  The ARM ARM (rev E)
  defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T,
  ARMv5xM, ARMv5, ARMv5TxM, ARMv5T, ARMv5TExP, ARMv5TE.  To these we add
  three more to cover cores prior to ARM6.  Finally, there are cores which
  implement further extensions in the co-processor space.  */
#define ARM_AEXT_V1                          ARM_EXT_V1
#define ARM_AEXT_V2     (ARM_AEXT_V1       | ARM_EXT_V2)
#define ARM_AEXT_V2S    (ARM_AEXT_V2       | ARM_EXT_V2S)
#define ARM_AEXT_V3     (ARM_AEXT_V2S      | ARM_EXT_V3)
#define ARM_AEXT_V3M    (ARM_AEXT_V3       | ARM_EXT_V3M)
#define ARM_AEXT_V4xM   (ARM_AEXT_V3       | ARM_EXT_V4)
#define ARM_AEXT_V4     (ARM_AEXT_V3M      | ARM_EXT_V4)
#define ARM_AEXT_V4TxM  (ARM_AEXT_V4xM     | ARM_EXT_V4T    | ARM_EXT_OS)
#define ARM_AEXT_V4T    (ARM_AEXT_V4       | ARM_EXT_V4T    | ARM_EXT_OS)
#define ARM_AEXT_V5xM   (ARM_AEXT_V4xM     | ARM_EXT_V5)
#define ARM_AEXT_V5     (ARM_AEXT_V4       | ARM_EXT_V5)
#define ARM_AEXT_V5TxM  (ARM_AEXT_V5xM     | ARM_EXT_V4T    | ARM_EXT_V5T     \
                                          | ARM_EXT_OS)
#define ARM_AEXT_V5T    (ARM_AEXT_V5       | ARM_EXT_V4T    | ARM_EXT_V5T     \
                                          | ARM_EXT_OS)
#define ARM_AEXT_V5TExP (ARM_AEXT_V5T      | ARM_EXT_V5ExP)
#define ARM_AEXT_V5TE   (ARM_AEXT_V5TExP   | ARM_EXT_V5E)
#define ARM_AEXT_V5TEJ  (ARM_AEXT_V5TE     | ARM_EXT_V5J)
#define ARM_AEXT_V6     (ARM_AEXT_V5TEJ    | ARM_EXT_V6)
#define ARM_AEXT_V6K    (ARM_AEXT_V6       | ARM_EXT_V6K)
#define ARM_AEXT_V6Z    (ARM_AEXT_V6K      | ARM_EXT_SEC)
#define ARM_AEXT_V6KZ   (ARM_AEXT_V6K      | ARM_EXT_SEC)
#define ARM_AEXT_V6T2   (ARM_AEXT_V6       | ARM_EXT_V6T2   | ARM_EXT_V6_NOTM \
                                          | ARM_EXT_THUMB_MSR \
                                          | ARM_EXT_V6_DSP )
#define ARM_AEXT_V6KT2  (ARM_AEXT_V6T2     | ARM_EXT_V6K)
#define ARM_AEXT_V6ZT2  (ARM_AEXT_V6T2     | ARM_EXT_SEC)
#define ARM_AEXT_V6KZT2 (ARM_AEXT_V6T2     | ARM_EXT_V6K    | ARM_EXT_SEC)
#define ARM_AEXT_V7_ARM (ARM_AEXT_V6KT2    | ARM_EXT_V7     | ARM_EXT_BARRIER)
#define ARM_AEXT_V7A    (ARM_AEXT_V7_ARM   | ARM_EXT_V7A)
#define ARM_AEXT_V7VE   (ARM_AEXT_V7A      | ARM_EXT_DIV    | ARM_EXT_ADIV    \
                                          | ARM_EXT_VIRT   | ARM_EXT_SEC     \
                                          | ARM_EXT_MP)
#define ARM_AEXT_V7R    (ARM_AEXT_V7_ARM   | ARM_EXT_V7R    | ARM_EXT_DIV)
#define ARM_AEXT_NOTM   (ARM_AEXT_V4       | ARM_EXT_V5ExP  | ARM_EXT_V5J     \
                                          | ARM_EXT_V6_DSP                   \
                                          | ARM_EXT_V6_NOTM)
#define ARM_AEXT_V6M   ((ARM_AEXT_V6K      | ARM_EXT_V6M    | ARM_EXT_BARRIER \
                                          | ARM_EXT_THUMB_MSR)               \
                       & ~(ARM_AEXT_NOTM | ARM_EXT_OS))
#define ARM_AEXT_V6SM   (ARM_AEXT_V6M      | ARM_EXT_OS)
#define ARM_AEXT_V7M   ((ARM_AEXT_V7_ARM   | ARM_EXT_V6M    | ARM_EXT_V7M     \
                                          | ARM_EXT_DIV)                     \
                       & ~ARM_AEXT_NOTM)
#define ARM_AEXT_V7     (ARM_AEXT_V7A      & ARM_AEXT_V7R   & ARM_AEXT_V7M)
#define ARM_AEXT_V7EM   (ARM_AEXT_V7M      | ARM_EXT_V5ExP  | ARM_EXT_V6_DSP)
#define ARM_AEXT_V8A    (ARM_AEXT_V7A      | ARM_EXT_MP     | ARM_EXT_SEC     \
                                          | ARM_EXT_DIV    | ARM_EXT_ADIV    \
                                          | ARM_EXT_VIRT   | ARM_EXT_V8)
#define ARM_AEXT2_V8AR  (ARM_EXT2_V6T2_V8M | ARM_EXT2_ATOMICS)
#define ARM_AEXT2_V8A   (ARM_AEXT2_V8AR    | ARM_EXT2_V8A)
#define ARM_AEXT2_V8_1A (ARM_AEXT2_V8A     | ARM_EXT2_PAN)
#define ARM_AEXT2_V8_2A (ARM_AEXT2_V8_1A   | ARM_EXT2_V8_2A | ARM_EXT2_RAS)
#define ARM_AEXT2_V8_3A (ARM_AEXT2_V8_2A   | ARM_EXT2_V8_3A)
#define ARM_AEXT2_V8_4A (ARM_AEXT2_V8_3A   | ARM_EXT2_FP16_FML                \
                                          | ARM_EXT2_V8_4A)
#define ARM_AEXT2_V8_5A (ARM_AEXT2_V8_4A   | ARM_EXT2_V8_5A | ARM_EXT2_SB     \
                                          | ARM_EXT2_PREDRES)
#define ARM_AEXT2_V8_6A (ARM_AEXT2_V8_5A   | ARM_EXT2_V8_6A | ARM_EXT2_BF16)
#define ARM_AEXT_V8M_BASE       (ARM_AEXT_V6SM      | ARM_EXT_DIV)
#define ARM_AEXT_V8M_MAIN        ARM_AEXT_V7M
#define ARM_AEXT_V8M_MAIN_DSP    ARM_AEXT_V7EM
#define ARM_AEXT2_V8M_BASE      (ARM_EXT2_V8M       | ARM_EXT2_ATOMICS        \
                                                   | ARM_EXT2_V6T2_V8M)
#define ARM_AEXT2_V8M_MAIN      (ARM_AEXT2_V8M_BASE | ARM_EXT2_V8M_MAIN)
#define ARM_AEXT2_V8M_MAIN_DSP   ARM_AEXT2_V8M_MAIN
#define ARM_AEXT_V8R             ARM_AEXT_V8A
#define ARM_AEXT2_V8R            (ARM_EXT2_V8R | ARM_AEXT2_V8AR)
#define ARM_AEXT_V8_1M_MAIN      ARM_AEXT_V8M_MAIN
#define ARM_AEXT2_V8_1M_MAIN    (ARM_AEXT2_V8M_MAIN | ARM_EXT2_V8_1M_MAIN     \
                                                   | ARM_EXT2_FP16_INST)

#define ARM_AEXT3_V8_1M_MAIN_PACBTI     (ARM_AEXT2_V8M_MAIN | ARM_EXT3_PACBTI)

/* Processors with specific extensions in the co-processor space.  */
#define ARM_ARCH_XSCALE ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE)
#define ARM_ARCH_IWMMXT \
ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT)
#define ARM_ARCH_IWMMXT2        \
ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT \
                 | ARM_CEXT_IWMMXT2)

#define FPU_VFP_V1xD      (FPU_VFP_EXT_V1xD  | FPU_ENDIAN_PURE)
#define FPU_VFP_V1        (FPU_VFP_V1xD      | FPU_VFP_EXT_V1)
#define FPU_VFP_V2        (FPU_VFP_V1        | FPU_VFP_EXT_V2)
#define FPU_VFP_V3D16     (FPU_VFP_V2        | FPU_VFP_EXT_V3xD    \
                                            | FPU_VFP_EXT_V3)
#define FPU_VFP_V3        (FPU_VFP_V3D16     | FPU_VFP_EXT_D32)
#define FPU_VFP_V3xD      (FPU_VFP_V1xD      | FPU_VFP_EXT_V2      \
                                            | FPU_VFP_EXT_V3xD)
#define FPU_VFP_V4D16     (FPU_VFP_V3D16     | FPU_VFP_EXT_FP16    \
                                            | FPU_VFP_EXT_FMA)
#define FPU_VFP_V4        (FPU_VFP_V3        | FPU_VFP_EXT_FP16    \
                                            | FPU_VFP_EXT_FMA)
#define FPU_VFP_V4_SP_D16 (FPU_VFP_V3xD      | FPU_VFP_EXT_FP16    \
                                            | FPU_VFP_EXT_FMA)
#define FPU_VFP_V5D16     (FPU_VFP_V4D16     | FPU_VFP_EXT_ARMV8xD \
                                            | FPU_VFP_EXT_ARMV8)
#define FPU_VFP_V5_SP_D16 (FPU_VFP_V4_SP_D16 | FPU_VFP_EXT_ARMV8xD)
#define FPU_VFP_ARMV8     (FPU_VFP_V4        | FPU_VFP_EXT_ARMV8   \
                                            | FPU_VFP_EXT_ARMV8xD)
#define FPU_NEON_ARMV8    (FPU_NEON_EXT_V1   | FPU_NEON_EXT_FMA    \
                                            | FPU_NEON_EXT_ARMV8)
#define FPU_NEON_ARMV8_1  (FPU_NEON_ARMV8    | FPU_NEON_EXT_RDMA)
#define FPU_CRYPTO_ARMV8  (FPU_CRYPTO_EXT_ARMV8)
#define FPU_VFP_HARD      (FPU_VFP_EXT_V1xD  | FPU_VFP_EXT_V1      \
                                            | FPU_VFP_EXT_V2      \
                                            | FPU_VFP_EXT_V3xD    \
                                            | FPU_VFP_EXT_FMA     \
                                            | FPU_NEON_EXT_FMA    \
                                            | FPU_VFP_EXT_V3      \
                                            | FPU_NEON_EXT_V1     \
                                            | FPU_VFP_EXT_D32)
#define FPU_FPA           (FPU_FPA_EXT_V1    | FPU_FPA_EXT_V2)

/* Deprecated.  */
#define FPU_ARCH_VFP            ARM_FEATURE_COPROC (FPU_ENDIAN_PURE)

#define FPU_ARCH_FPE            ARM_FEATURE_COPROC (FPU_FPA_EXT_V1)
#define FPU_ARCH_FPA            ARM_FEATURE_COPROC (FPU_FPA)

#define FPU_ARCH_VFP_V1xD       ARM_FEATURE_COPROC (FPU_VFP_V1xD)
#define FPU_ARCH_VFP_V1         ARM_FEATURE_COPROC (FPU_VFP_V1)
#define FPU_ARCH_VFP_V2         ARM_FEATURE_COPROC (FPU_VFP_V2)
#define FPU_ARCH_VFP_V3D16      ARM_FEATURE_COPROC (FPU_VFP_V3D16)
#define FPU_ARCH_VFP_V3D16_FP16 ARM_FEATURE_COPROC (FPU_VFP_V3D16        \
                                                   | FPU_VFP_EXT_FP16)
#define FPU_ARCH_VFP_V3         ARM_FEATURE_COPROC (FPU_VFP_V3)
#define FPU_ARCH_VFP_V3_FP16    ARM_FEATURE_COPROC (FPU_VFP_V3           \
                                                   | FPU_VFP_EXT_FP16)
#define FPU_ARCH_VFP_V3xD       ARM_FEATURE_COPROC (FPU_VFP_V3xD)
#define FPU_ARCH_VFP_V3xD_FP16  ARM_FEATURE_COPROC (FPU_VFP_V3xD         \
                                                   | FPU_VFP_EXT_FP16)
#define FPU_ARCH_NEON_V1        ARM_FEATURE_COPROC (FPU_NEON_EXT_V1)
#define FPU_ARCH_VFP_V3_PLUS_NEON_V1                                     \
                               ARM_FEATURE_COPROC (FPU_VFP_V3           \
                                                   | FPU_NEON_EXT_V1)
#define FPU_ARCH_NEON_FP16      ARM_FEATURE_COPROC (FPU_VFP_V3           \
                                                   | FPU_NEON_EXT_V1    \
                                                   | FPU_VFP_EXT_FP16)
#define FPU_ARCH_VFP_HARD       ARM_FEATURE_COPROC (FPU_VFP_HARD)
#define FPU_ARCH_VFP_V4         ARM_FEATURE_COPROC (FPU_VFP_V4)
#define FPU_ARCH_VFP_V4D16      ARM_FEATURE_COPROC (FPU_VFP_V4D16)
#define FPU_ARCH_VFP_V4_SP_D16  ARM_FEATURE_COPROC (FPU_VFP_V4_SP_D16)
#define FPU_ARCH_VFP_V5D16      ARM_FEATURE_COPROC (FPU_VFP_V5D16)
#define FPU_ARCH_VFP_V5_SP_D16  ARM_FEATURE_COPROC (FPU_VFP_V5_SP_D16)
#define FPU_ARCH_NEON_VFP_V4    ARM_FEATURE_COPROC (FPU_VFP_V4           \
                                                   | FPU_NEON_EXT_V1    \
                                                   | FPU_NEON_EXT_FMA)
#define FPU_ARCH_VFP_ARMV8      ARM_FEATURE_COPROC (FPU_VFP_ARMV8)
#define FPU_ARCH_NEON_VFP_ARMV8 ARM_FEATURE_COPROC (FPU_NEON_ARMV8       \
                                                   | FPU_VFP_ARMV8)
#define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8                                   \
                               ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
                                                   | FPU_NEON_ARMV8     \
                                                   | FPU_VFP_ARMV8)
#define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_DOTPROD                           \
                               ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
                                                   | FPU_NEON_ARMV8     \
                                                   | FPU_VFP_ARMV8      \
                                                   | FPU_NEON_EXT_DOTPROD)
#define FPU_ARCH_NEON_VFP_ARMV8_1                                        \
                               ARM_FEATURE_COPROC (FPU_NEON_ARMV8_1     \
                                                   | FPU_VFP_ARMV8)
#define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1                                 \
                               ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
                                                   | FPU_NEON_ARMV8_1   \
                                                   | FPU_VFP_ARMV8)

#define FPU_ARCH_DOTPROD_NEON_VFP_ARMV8                                  \
                               ARM_FEATURE_COPROC (FPU_NEON_EXT_DOTPROD \
                                                   | FPU_NEON_ARMV8_1   \
                                                   | FPU_VFP_ARMV8)

#define FPU_ARCH_NEON_VFP_ARMV8_2_FP16                                   \
     ARM_FEATURE (0, ARM_EXT2_FP16_INST,                                \
                  FPU_NEON_ARMV8_1 | FPU_VFP_ARMV8)

#define FPU_ARCH_NEON_VFP_ARMV8_2_FP16FML                                \
     ARM_FEATURE (0, ARM_EXT2_FP16_INST | ARM_EXT2_FP16_FML,            \
                  FPU_NEON_ARMV8_1 | FPU_VFP_ARMV8)

#define FPU_ARCH_NEON_VFP_ARMV8_4_FP16FML                                \
     ARM_FEATURE (0, ARM_EXT2_FP16_INST | ARM_EXT2_FP16_FML,            \
                  FPU_NEON_ARMV8_1 | FPU_VFP_ARMV8 | FPU_NEON_EXT_DOTPROD)

#define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_4                                 \
                             ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8       \
                                                 | FPU_NEON_ARMV8_1     \
                                                 | FPU_VFP_ARMV8        \
                                                 | FPU_NEON_EXT_DOTPROD)

#define FPU_ARCH_ENDIAN_PURE ARM_FEATURE_COPROC (FPU_ENDIAN_PURE)

#define FPU_ARCH_MAVERICK ARM_FEATURE_COPROC (FPU_MAVERICK)

#define ARM_ARCH_V1      ARM_FEATURE_CORE_LOW (ARM_AEXT_V1)
#define ARM_ARCH_V2      ARM_FEATURE_CORE_LOW (ARM_AEXT_V2)
#define ARM_ARCH_V2S     ARM_FEATURE_CORE_LOW (ARM_AEXT_V2S)
#define ARM_ARCH_V3      ARM_FEATURE_CORE_LOW (ARM_AEXT_V3)
#define ARM_ARCH_V3M     ARM_FEATURE_CORE_LOW (ARM_AEXT_V3M)
#define ARM_ARCH_V4xM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V4xM)
#define ARM_ARCH_V4      ARM_FEATURE_CORE_LOW (ARM_AEXT_V4)
#define ARM_ARCH_V4TxM   ARM_FEATURE_CORE_LOW (ARM_AEXT_V4TxM)
#define ARM_ARCH_V4T     ARM_FEATURE_CORE_LOW (ARM_AEXT_V4T)
#define ARM_ARCH_V5xM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V5xM)
#define ARM_ARCH_V5      ARM_FEATURE_CORE_LOW (ARM_AEXT_V5)
#define ARM_ARCH_V5TxM   ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TxM)
#define ARM_ARCH_V5T     ARM_FEATURE_CORE_LOW (ARM_AEXT_V5T)
#define ARM_ARCH_V5TExP  ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TExP)
#define ARM_ARCH_V5TE    ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TE)
#define ARM_ARCH_V5TEJ   ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TEJ)
#define ARM_ARCH_V6      ARM_FEATURE_CORE_LOW (ARM_AEXT_V6)
#define ARM_ARCH_V6K     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6K)
#define ARM_ARCH_V6Z     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6Z)
#define ARM_ARCH_V6KZ    ARM_FEATURE_CORE_LOW (ARM_AEXT_V6KZ)
#define ARM_ARCH_V6T2    ARM_FEATURE_CORE (ARM_AEXT_V6T2, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V6KT2   ARM_FEATURE_CORE (ARM_AEXT_V6KT2, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V6ZT2   ARM_FEATURE_CORE (ARM_AEXT_V6ZT2, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V6KZT2  ARM_FEATURE_CORE (ARM_AEXT_V6KZT2, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V6M     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6M)
#define ARM_ARCH_V6SM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V6SM)
#define ARM_ARCH_V7      ARM_FEATURE_CORE (ARM_AEXT_V7, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V7A     ARM_FEATURE_CORE (ARM_AEXT_V7A, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V7VE    ARM_FEATURE_CORE (ARM_AEXT_V7VE, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V7R     ARM_FEATURE_CORE (ARM_AEXT_V7R, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V7M     ARM_FEATURE_CORE (ARM_AEXT_V7M, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V7EM    ARM_FEATURE_CORE (ARM_AEXT_V7EM, ARM_EXT2_V6T2_V8M)
#define ARM_ARCH_V8A     ARM_FEATURE_CORE (ARM_AEXT_V8A, ARM_AEXT2_V8A)
#define ARM_ARCH_V8A_CRC ARM_FEATURE (ARM_AEXT_V8A,        \
                                     ARM_AEXT2_V8A | ARM_EXT2_CRC)
#define ARM_ARCH_V8_1A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A        \
                                     | ARM_EXT2_CRC,  FPU_NEON_EXT_RDMA)
#define ARM_ARCH_V8_2A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_2A        \
                                     | ARM_EXT2_CRC,  FPU_NEON_EXT_RDMA)
#define ARM_ARCH_V8_3A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_3A        \
                                     | ARM_EXT2_CRC, FPU_NEON_EXT_RDMA)
#define ARM_ARCH_V8_4A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_4A        \
                                     | ARM_EXT2_CRC, FPU_NEON_EXT_RDMA    \
                                                   | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V8_5A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_5A        \
                                     | ARM_EXT2_CRC, FPU_NEON_EXT_RDMA    \
                                                   | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V8_6A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_6A        \
                                     | ARM_EXT2_CRC, FPU_NEON_EXT_RDMA    \
                                                   | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V8_7A   ARM_ARCH_V8_6A
#define ARM_ARCH_V8_8A   ARM_ARCH_V8_7A
#define ARM_ARCH_V8_9A   ARM_ARCH_V8_8A
#define ARM_ARCH_V8M_BASE      ARM_FEATURE_CORE (ARM_AEXT_V8M_BASE,        \
                                                ARM_AEXT2_V8M_BASE)
#define ARM_ARCH_V8M_MAIN      ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN,        \
                                                ARM_AEXT2_V8M_MAIN)
#define ARM_ARCH_V8M_MAIN_DSP  ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN_DSP,    \
                                                ARM_AEXT2_V8M_MAIN_DSP)
#define ARM_ARCH_V8R           ARM_FEATURE_CORE (ARM_AEXT_V8R, ARM_AEXT2_V8R)
#define ARM_ARCH_V8_1M_MAIN    ARM_FEATURE_CORE (ARM_AEXT_V8_1M_MAIN,      \
                                                ARM_AEXT2_V8_1M_MAIN)
#define ARM_ARCH_V9A           ARM_FEATURE_ALL(ARM_AEXT_V8A,       \
                                     ARM_AEXT2_V8_5A | ARM_EXT2_CRC,      \
                                     ARM_EXT3_V9A,        \
                     FPU_NEON_EXT_RDMA | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V9_1A   ARM_FEATURE_ALL (ARM_AEXT_V8A,                    \
                                         ARM_AEXT2_V8_6A | ARM_EXT2_CRC,  \
                                         ARM_EXT3_V9A,                    \
                                         FPU_NEON_EXT_RDMA                \
                                         | FPU_NEON_EXT_DOTPROD)
#define ARM_ARCH_V9_2A   ARM_ARCH_V9_1A
#define ARM_ARCH_V9_3A   ARM_ARCH_V9_2A
#define ARM_ARCH_V9_4A   ARM_ARCH_V9_3A

/* Some useful combinations:  */
#define ARM_ARCH_NONE   ARM_FEATURE_ALL (0, 0, 0, 0)
#define FPU_NONE        ARM_FEATURE_ALL (0, 0, 0, 0)
#define ARM_ARCH_UNKNOWN        ARM_FEATURE_ALL (-1, -1 & ~(ARM_EXT2_MVE | ARM_EXT2_MVE_FP), -1, -1)    /* Machine type is unknown.  */
#define ARM_ANY         ARM_FEATURE_ALL (-1, -1 & ~(ARM_EXT2_MVE | ARM_EXT2_MVE_FP), -1, 0)     /* Any basic core.  */
#define FPU_ANY         ARM_FEATURE_COPROC (-1 & ~(ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT | ARM_CEXT_IWMMXT2)) /* Any FPU.  */
#define FPU_ANY_HARD    ARM_FEATURE_COPROC (FPU_FPA | FPU_VFP_HARD | FPU_MAVERICK)
/* Extensions containing some Thumb-2 instructions.  If any is present, Thumb
  ISA is Thumb-2.  */
#define ARM_ARCH_THUMB2 ARM_FEATURE_CORE (ARM_EXT_V6T2 | ARM_EXT_V7     \
                                         | ARM_EXT_DIV | ARM_EXT_V8,   \
                                         ARM_EXT2_ATOMICS | ARM_EXT2_V6T2_V8M)
/* v7-a+sec.  */
#define ARM_ARCH_V7A_SEC \
 ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M)
/* v7-a+mp+sec.  */
#define ARM_ARCH_V7A_MP_SEC \
 ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M)
/* v7-r+idiv.  */
#define ARM_ARCH_V7R_IDIV \
 ARM_FEATURE_CORE (ARM_AEXT_V7R | ARM_EXT_ADIV, ARM_EXT2_V6T2_V8M)
/* v8-a+fp.  */
#define ARM_ARCH_V8A_FP \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_VFP_ARMV8)
/* v8-a+simd (implies fp).  */
#define ARM_ARCH_V8A_SIMD \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_NEON_VFP_ARMV8)
/* v8-a+crypto (implies simd+fp).  */
#define ARM_ARCH_V8A_CRYPTOV1 \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8)

/* v8.1-a+fp.  */
#define ARM_ARCH_V8_1A_FP \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_VFP_ARMV8)
/* v8.1-a+simd (implies fp).  */
#define ARM_ARCH_V8_1A_SIMD \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_NEON_VFP_ARMV8_1)
/* v8.1-a+crypto (implies simd+fp).  */
#define ARM_ARCH_V8_1A_CRYPTOV1 \
 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1)


/* There are too many feature bits to fit in a single word, so use a
  structure.  For simplicity we put all core features in array CORE
  and everything else in the other.  All the bits in element core[0:1]
  have been occupied, so new feature should use bit in element core[2]
  and use macro ARM_FEATURE to initialize the feature set variable.  */
typedef struct
{
 unsigned long core[3];
 unsigned long coproc;
} arm_feature_set;

/* Test whether CPU and FEAT have any features in common.  */
#define ARM_CPU_HAS_FEATURE(CPU,FEAT) \
 (((CPU).core[0] & (FEAT).core[0]) != 0 \
  || ((CPU).core[1] & (FEAT).core[1]) != 0 \
  || ((CPU).core[2] & (FEAT).core[2]) != 0 \
  || ((CPU).coproc & (FEAT).coproc) != 0)

/* Tests whether the features of A are a subset of B.  */
#define ARM_FSET_CPU_SUBSET(A,B) \
 (((A).core[0] & (B).core[0]) == (A).core[0] \
  && ((A).core[1] & (B).core[1]) == (A).core[1] \
  && ((A).core[2] & (B).core[2]) == (A).core[2] \
  && ((A).coproc & (B).coproc) == (A).coproc)

#define ARM_CPU_IS_ANY(CPU) \
 ((CPU).core[0] == ((arm_feature_set)ARM_ANY).core[0] \
  && (CPU).core[1] == ((arm_feature_set)ARM_ANY).core[1] \
  && (CPU).core[2] == ((arm_feature_set)ARM_ANY).core[2])

#define ARM_MERGE_FEATURE_SETS(TARG,F1,F2)              \
 do                                                    \
   {                                                   \
     (TARG).core[0] = (F1).core[0] | (F2).core[0];     \
     (TARG).core[1] = (F1).core[1] | (F2).core[1];     \
     (TARG).core[2] = (F1).core[2] | (F2).core[2];     \
     (TARG).coproc = (F1).coproc | (F2).coproc;        \
   }                                                   \
 while (0)

#define ARM_CLEAR_FEATURE(TARG,F1,F2)                   \
 do                                                    \
   {                                                   \
     (TARG).core[0] = (F1).core[0] &~ (F2).core[0];    \
     (TARG).core[1] = (F1).core[1] &~ (F2).core[1];    \
     (TARG).core[2] = (F1).core[2] &~ (F2).core[2];    \
     (TARG).coproc = (F1).coproc &~ (F2).coproc;       \
   }                                                   \
 while (0)

#define ARM_FEATURE_EQUAL(T1,T2)                \
 (   (T1).core[0] == (T2).core[0]              \
  && (T1).core[1] == (T2).core[1]              \
  && (T1).core[2] == (T2).core[2]              \
  && (T1).coproc  == (T2).coproc)

#define ARM_FEATURE_ZERO(T)                     \
 ((T).core[0] == 0                             \
  && (T).core[1] == 0                          \
  && (T).core[2] == 0                          \
  && (T).coproc == 0)

#define ARM_FEATURE_CORE_EQUAL(T1, T2)          \
 ((T1).core[0] == (T2).core[0]                 \
  && (T1).core[1] == (T2).core[1]              \
  && (T1).core[2] == (T2).core[2])

#define ARM_FEATURE_LOW(core, coproc) {{(core), 0, 0}, (coproc)}
#define ARM_FEATURE_CORE(core1, core2) {{(core1), (core2), 0}, 0}
#define ARM_FEATURE_CORE_LOW(core) {{(core), 0, 0}, 0}
#define ARM_FEATURE_CORE_HIGH(core) {{0, (core), 0}, 0}
#define ARM_FEATURE_CORE_HIGH_HIGH(core) {{0, 0, (core)}, 0}
#define ARM_FEATURE_COPROC(coproc) {{0, 0, 0}, (coproc)}
#define ARM_FEATURE(core1, core2, coproc) {{(core1), (core2), 0}, (coproc)}
/* Below macro is used to set all fields in arm_feature_set struct.
*/
#define ARM_FEATURE_ALL(core1, core2, core3, coproc) {{(core1), (core2), (core3)}, (coproc)}

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