include/opcode/arm.h

   1 /* ARM assembler/disassembler support.
   2    Copyright (C) 2004-2019 Free Software Foundation, Inc.
   3
   4    This file is part of GDB and GAS.
   5
   6    GDB and GAS are free software; you can redistribute it and/or
   7    modify it under the terms of the GNU General Public License as
   8    published by the Free Software Foundation; either version 3, or (at
   9    your option) any later version.
  10
  11    GDB and GAS are distributed in the hope that it will be useful, but
  12    WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with GDB or GAS; see the file COPYING3.  If not, write to the
  18    Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 /* The following bitmasks control CPU extensions:  */
  22 #define ARM_EXT_V1           0x00000001 /* All processors (core set).        */
  23 #define ARM_EXT_V2           0x00000002 /* Multiply instructions.            */
  24 #define ARM_EXT_V2S          0x00000004 /* SWP instructions.                 */
  25 #define ARM_EXT_V3           0x00000008 /* MSR MRS.                          */
  26 #define ARM_EXT_V3M          0x00000010 /* Allow long multiplies.            */
  27 #define ARM_EXT_V4           0x00000020 /* Allow half word loads.            */
  28 #define ARM_EXT_V4T          0x00000040 /* Thumb.                            */
  29 #define ARM_EXT_V5           0x00000080 /* Allow CLZ, etc.                   */
  30 #define ARM_EXT_V5T          0x00000100 /* Improved interworking.            */
  31 #define ARM_EXT_V5ExP        0x00000200 /* DSP core set.                     */
  32 #define ARM_EXT_V5E          0x00000400 /* DSP Double transfers.             */
  33 #define ARM_EXT_V5J          0x00000800 /* Jazelle extension.                */
  34 #define ARM_EXT_V6           0x00001000 /* ARM V6.                           */
  35 #define ARM_EXT_V6K          0x00002000 /* ARM V6K.                          */
  36 #define ARM_EXT_V8           0x00004000 /* ARMv8 w/o atomics.                */
  37 #define ARM_EXT_V6T2         0x00008000 /* Thumb-2.                          */
  38 #define ARM_EXT_DIV          0x00010000 /* Integer division.                 */
  39 /* The 'M' in Arm V7M stands for Microcontroller.
  40    On earlier architecture variants it stands for Multiply.  */
  41 #define ARM_EXT_V5E_NOTM     0x00020000 /* Arm V5E but not Arm V7M.          */
  42 #define ARM_EXT_V6_NOTM      0x00040000 /* Arm V6 but not Arm V7M.           */
  43 #define ARM_EXT_V7           0x00080000 /* Arm V7.                           */
  44 #define ARM_EXT_V7A          0x00100000 /* Arm V7A.                          */
  45 #define ARM_EXT_V7R          0x00200000 /* Arm V7R.                          */
  46 #define ARM_EXT_V7M          0x00400000 /* Arm V7M.                          */
  47 #define ARM_EXT_V6M          0x00800000 /* ARM V6M.                          */
  48 #define ARM_EXT_BARRIER      0x01000000 /* DSB/DMB/ISB.                      */
  49 #define ARM_EXT_THUMB_MSR    0x02000000 /* Thumb MSR/MRS.                    */
  50 #define ARM_EXT_V6_DSP       0x04000000 /* ARM v6 (DSP-related),
  51                                            not in v7-M.                      */
  52 #define ARM_EXT_MP           0x08000000 /* Multiprocessing Extensions.       */
  53 #define ARM_EXT_SEC          0x10000000 /* Security extensions.              */
  54 #define ARM_EXT_OS           0x20000000 /* OS Extensions.                    */
  55 #define ARM_EXT_ADIV         0x40000000 /* Integer divide extensions in ARM
  56                                            state.                            */
  57 #define ARM_EXT_VIRT         0x80000000 /* Virtualization extensions.        */
  58
  59 #define ARM_EXT2_PAN         0x00000001 /* PAN extension.                    */
  60 #define ARM_EXT2_V8_2A       0x00000002 /* ARM V8.2A.                        */
  61 #define ARM_EXT2_V8M         0x00000004 /* ARM V8M.                          */
  62 #define ARM_EXT2_ATOMICS     0x00000008 /* ARMv8 atomics.                    */
  63 #define ARM_EXT2_V6T2_V8M    0x00000010 /* V8M Baseline from V6T2.           */
  64 #define ARM_EXT2_FP16_INST   0x00000020 /* ARM V8.2A FP16 instructions.      */
  65 #define ARM_EXT2_V8M_MAIN    0x00000040 /* ARMv8-M Mainline.                 */
  66 #define ARM_EXT2_RAS         0x00000080 /* RAS extension.                    */
  67 #define ARM_EXT2_V8_3A       0x00000100 /* ARM V8.3A.                        */
  68 #define ARM_EXT2_V8A         0x00000200 /* ARMv8-A.                          */
  69 #define ARM_EXT2_V8_4A       0x00000400 /* ARM V8.4A.                        */
  70 #define ARM_EXT2_FP16_FML    0x00000800 /* ARM V8.2A FP16-FML
  71                                            instructions.                     */
  72 #define ARM_EXT2_V8_5A       0x00001000 /* ARM V8.5A.                        */
  73 #define ARM_EXT2_SB          0x00002000 /* Speculation Barrier instruction.  */
  74 #define ARM_EXT2_PREDRES     0x00004000 /* Prediction Restriction insns.     */
  75
  76 /* Co-processor space extensions.  */
  77 #define ARM_CEXT_XSCALE      0x00000001 /* Allow MIA etc.                  */
  78 #define ARM_CEXT_MAVERICK    0x00000002 /* Use Cirrus/DSP coprocessor.     */
  79 #define ARM_CEXT_IWMMXT      0x00000004 /* Intel Wireless MMX technology
  80                                            coprocessor.                    */
  81 #define ARM_CEXT_IWMMXT2     0x00000008 /* Intel Wireless MMX technology
  82                                            coprocessor version 2.          */
  83
  84 #define FPU_ENDIAN_PURE      0x80000000 /* Pure-endian doubles.            */
  85 #define FPU_FPA_EXT_V1       0x40000000 /* Base FPA instruction set.       */
  86 #define FPU_FPA_EXT_V2       0x20000000 /* LFM/SFM.                        */
  87 #define FPU_MAVERICK         0x10000000 /* Cirrus Maverick.                */
  88 #define FPU_VFP_EXT_V1xD     0x08000000 /* Base VFP instruction set.       */
  89 #define FPU_VFP_EXT_V1       0x04000000 /* Double-precision insns.         */
  90 #define FPU_VFP_EXT_V2       0x02000000 /* ARM10E VFPr1.                   */
  91 #define FPU_VFP_EXT_V3xD     0x01000000 /* VFPv3 single-precision.         */
  92 #define FPU_VFP_EXT_V3       0x00800000 /* VFPv3 double-precision.         */
  93 #define FPU_NEON_EXT_V1      0x00400000 /* Neon (SIMD) insns.              */
  94 #define FPU_VFP_EXT_D32      0x00200000 /* Registers D16-D31.              */
  95 #define FPU_VFP_EXT_FP16     0x00100000 /* Half-precision extensions.      */
  96 #define FPU_NEON_EXT_FMA     0x00080000 /* Neon fused multiply-add.        */
  97 #define FPU_VFP_EXT_FMA      0x00040000 /* VFP fused multiply-add.         */
  98 #define FPU_VFP_EXT_ARMV8    0x00020000 /* Double-precision FP for ARMv8.  */
  99 #define FPU_NEON_EXT_ARMV8   0x00010000 /* Neon for ARMv8.                 */
 100 #define FPU_CRYPTO_EXT_ARMV8 0x00008000 /* Crypto for ARMv8.               */
 101 #define CRC_EXT_ARMV8        0x00004000 /* CRC32 for ARMv8.                */
 102 #define FPU_VFP_EXT_ARMV8xD  0x00002000 /* Single-precision FP for ARMv8.  */
 103 #define FPU_NEON_EXT_RDMA    0x00001000 /* v8.1 Adv.SIMD extensions.       */
 104 #define FPU_NEON_EXT_DOTPROD 0x00000800 /* Dot Product extension.          */
 105
 106 /* Architectures are the sum of the base and extensions.  The ARM ARM (rev E)
 107    defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T,
 108    ARMv5xM, ARMv5, ARMv5TxM, ARMv5T, ARMv5TExP, ARMv5TE.  To these we add
 109    three more to cover cores prior to ARM6.  Finally, there are cores which
 110    implement further extensions in the co-processor space.  */
 111 #define ARM_AEXT_V1                          ARM_EXT_V1
 112 #define ARM_AEXT_V2     (ARM_AEXT_V1       | ARM_EXT_V2)
 113 #define ARM_AEXT_V2S    (ARM_AEXT_V2       | ARM_EXT_V2S)
 114 #define ARM_AEXT_V3     (ARM_AEXT_V2S      | ARM_EXT_V3)
 115 #define ARM_AEXT_V3M    (ARM_AEXT_V3       | ARM_EXT_V3M)
 116 #define ARM_AEXT_V4xM   (ARM_AEXT_V3       | ARM_EXT_V4)
 117 #define ARM_AEXT_V4     (ARM_AEXT_V3M      | ARM_EXT_V4)
 118 #define ARM_AEXT_V4TxM  (ARM_AEXT_V4xM     | ARM_EXT_V4T    | ARM_EXT_OS)
 119 #define ARM_AEXT_V4T    (ARM_AEXT_V4       | ARM_EXT_V4T    | ARM_EXT_OS)
 120 #define ARM_AEXT_V5xM   (ARM_AEXT_V4xM     | ARM_EXT_V5)
 121 #define ARM_AEXT_V5     (ARM_AEXT_V4       | ARM_EXT_V5)
 122 #define ARM_AEXT_V5TxM  (ARM_AEXT_V5xM     | ARM_EXT_V4T    | ARM_EXT_V5T     \
 123                                            | ARM_EXT_OS)
 124 #define ARM_AEXT_V5T    (ARM_AEXT_V5       | ARM_EXT_V4T    | ARM_EXT_V5T     \
 125                                            | ARM_EXT_OS)
 126 #define ARM_AEXT_V5TExP (ARM_AEXT_V5T      | ARM_EXT_V5ExP)
 127 #define ARM_AEXT_V5TE   (ARM_AEXT_V5TExP   | ARM_EXT_V5E)
 128 #define ARM_AEXT_V5TEJ  (ARM_AEXT_V5TE     | ARM_EXT_V5J)
 129 #define ARM_AEXT_V6     (ARM_AEXT_V5TEJ    | ARM_EXT_V6)
 130 #define ARM_AEXT_V6K    (ARM_AEXT_V6       | ARM_EXT_V6K)
 131 #define ARM_AEXT_V6Z    (ARM_AEXT_V6K      | ARM_EXT_SEC)
 132 #define ARM_AEXT_V6KZ   (ARM_AEXT_V6K      | ARM_EXT_SEC)
 133 #define ARM_AEXT_V6T2   (ARM_AEXT_V6       | ARM_EXT_V6T2   | ARM_EXT_V6_NOTM \
 134                                            | ARM_EXT_THUMB_MSR \
 135                                            | ARM_EXT_V6_DSP )
 136 #define ARM_AEXT_V6KT2  (ARM_AEXT_V6T2     | ARM_EXT_V6K)
 137 #define ARM_AEXT_V6ZT2  (ARM_AEXT_V6T2     | ARM_EXT_SEC)
 138 #define ARM_AEXT_V6KZT2 (ARM_AEXT_V6T2     | ARM_EXT_V6K    | ARM_EXT_SEC)
 139 #define ARM_AEXT_V7_ARM (ARM_AEXT_V6KT2    | ARM_EXT_V7     | ARM_EXT_BARRIER)
 140 #define ARM_AEXT_V7A    (ARM_AEXT_V7_ARM   | ARM_EXT_V7A)
 141 #define ARM_AEXT_V7VE   (ARM_AEXT_V7A      | ARM_EXT_DIV    | ARM_EXT_ADIV    \
 142                                            | ARM_EXT_VIRT   | ARM_EXT_SEC     \
 143                                            | ARM_EXT_MP)
 144 #define ARM_AEXT_V7R    (ARM_AEXT_V7_ARM   | ARM_EXT_V7R    | ARM_EXT_DIV)
 145 #define ARM_AEXT_NOTM   (ARM_AEXT_V4       | ARM_EXT_V5ExP  | ARM_EXT_V5J     \
 146                                            | ARM_EXT_V6_DSP                   \
 147                                            | ARM_EXT_V6_NOTM)
 148 #define ARM_AEXT_V6M   ((ARM_AEXT_V6K      | ARM_EXT_V6M    | ARM_EXT_BARRIER \
 149                                            | ARM_EXT_THUMB_MSR)               \
 150                         & ~(ARM_AEXT_NOTM | ARM_EXT_OS))
 151 #define ARM_AEXT_V6SM   (ARM_AEXT_V6M      | ARM_EXT_OS)
 152 #define ARM_AEXT_V7M   ((ARM_AEXT_V7_ARM   | ARM_EXT_V6M    | ARM_EXT_V7M     \
 153                                            | ARM_EXT_DIV)                     \
 154                         & ~ARM_AEXT_NOTM)
 155 #define ARM_AEXT_V7     (ARM_AEXT_V7A      & ARM_AEXT_V7R   & ARM_AEXT_V7M)
 156 #define ARM_AEXT_V7EM   (ARM_AEXT_V7M      | ARM_EXT_V5ExP  | ARM_EXT_V6_DSP)
 157 #define ARM_AEXT_V8A    (ARM_AEXT_V7A      | ARM_EXT_MP     | ARM_EXT_SEC     \
 158                                            | ARM_EXT_DIV    | ARM_EXT_ADIV    \
 159                                            | ARM_EXT_VIRT   | ARM_EXT_V8)
 160 #define ARM_AEXT2_V8AR  (ARM_EXT2_V6T2_V8M | ARM_EXT2_ATOMICS)
 161 #define ARM_AEXT2_V8A   (ARM_AEXT2_V8AR    | ARM_EXT2_V8A)
 162 #define ARM_AEXT2_V8_1A (ARM_AEXT2_V8A     | ARM_EXT2_PAN)
 163 #define ARM_AEXT2_V8_2A (ARM_AEXT2_V8_1A   | ARM_EXT2_V8_2A | ARM_EXT2_RAS)
 164 #define ARM_AEXT2_V8_3A (ARM_AEXT2_V8_2A   | ARM_EXT2_V8_3A)
 165 #define ARM_AEXT2_V8_4A (ARM_AEXT2_V8_3A   | ARM_EXT2_FP16_FML                \
 166                                            | ARM_EXT2_V8_4A)
 167 #define ARM_AEXT2_V8_5A (ARM_AEXT2_V8_4A   | ARM_EXT2_V8_5A | ARM_EXT2_SB     \
 168                                            | ARM_EXT2_PREDRES)
 169 #define ARM_AEXT_V8M_BASE       (ARM_AEXT_V6SM      | ARM_EXT_DIV)
 170 #define ARM_AEXT_V8M_MAIN        ARM_AEXT_V7M
 171 #define ARM_AEXT_V8M_MAIN_DSP    ARM_AEXT_V7EM
 172 #define ARM_AEXT2_V8M_BASE      (ARM_EXT2_V8M       | ARM_EXT2_ATOMICS        \
 173                                                     | ARM_EXT2_V6T2_V8M)
 174 #define ARM_AEXT2_V8M_MAIN      (ARM_AEXT2_V8M_BASE | ARM_EXT2_V8M_MAIN)
 175 #define ARM_AEXT2_V8M_MAIN_DSP   ARM_AEXT2_V8M_MAIN
 176 #define ARM_AEXT_V8R             ARM_AEXT_V8A
 177 #define ARM_AEXT2_V8R            ARM_AEXT2_V8AR
 178
 179 /* Processors with specific extensions in the co-processor space.  */
 180 #define ARM_ARCH_XSCALE ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE)
 181 #define ARM_ARCH_IWMMXT \
 182  ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT)
 183 #define ARM_ARCH_IWMMXT2        \
 184  ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT \
 185                   | ARM_CEXT_IWMMXT2)
 186
 187 #define FPU_VFP_V1xD      (FPU_VFP_EXT_V1xD  | FPU_ENDIAN_PURE)
 188 #define FPU_VFP_V1        (FPU_VFP_V1xD      | FPU_VFP_EXT_V1)
 189 #define FPU_VFP_V2        (FPU_VFP_V1        | FPU_VFP_EXT_V2)
 190 #define FPU_VFP_V3D16     (FPU_VFP_V2        | FPU_VFP_EXT_V3xD    \
 191                                              | FPU_VFP_EXT_V3)
 192 #define FPU_VFP_V3        (FPU_VFP_V3D16     | FPU_VFP_EXT_D32)
 193 #define FPU_VFP_V3xD      (FPU_VFP_V1xD      | FPU_VFP_EXT_V2      \
 194                                              | FPU_VFP_EXT_V3xD)
 195 #define FPU_VFP_V4D16     (FPU_VFP_V3D16     | FPU_VFP_EXT_FP16    \
 196                                              | FPU_VFP_EXT_FMA)
 197 #define FPU_VFP_V4        (FPU_VFP_V3        | FPU_VFP_EXT_FP16    \
 198                                              | FPU_VFP_EXT_FMA)
 199 #define FPU_VFP_V4_SP_D16 (FPU_VFP_V3xD      | FPU_VFP_EXT_FP16    \
 200                                              | FPU_VFP_EXT_FMA)
 201 #define FPU_VFP_V5D16     (FPU_VFP_V4D16     | FPU_VFP_EXT_ARMV8xD \
 202                                              | FPU_VFP_EXT_ARMV8)
 203 #define FPU_VFP_V5_SP_D16 (FPU_VFP_V4_SP_D16 | FPU_VFP_EXT_ARMV8xD)
 204 #define FPU_VFP_ARMV8     (FPU_VFP_V4        | FPU_VFP_EXT_ARMV8   \
 205                                              | FPU_VFP_EXT_ARMV8xD)
 206 #define FPU_NEON_ARMV8    (FPU_NEON_EXT_V1   | FPU_NEON_EXT_FMA    \
 207                                              | FPU_NEON_EXT_ARMV8)
 208 #define FPU_CRYPTO_ARMV8  (FPU_CRYPTO_EXT_ARMV8)
 209 #define FPU_VFP_HARD      (FPU_VFP_EXT_V1xD  | FPU_VFP_EXT_V1      \
 210                                              | FPU_VFP_EXT_V2      \
 211                                              | FPU_VFP_EXT_V3xD    \
 212                                              | FPU_VFP_EXT_FMA     \
 213                                              | FPU_NEON_EXT_FMA    \
 214                                              | FPU_VFP_EXT_V3      \
 215                                              | FPU_NEON_EXT_V1     \
 216                                              | FPU_VFP_EXT_D32)
 217 #define FPU_FPA           (FPU_FPA_EXT_V1    | FPU_FPA_EXT_V2)
 218
 219 /* Deprecated.  */
 220 #define FPU_ARCH_VFP            ARM_FEATURE_COPROC (FPU_ENDIAN_PURE)
 221
 222 #define FPU_ARCH_FPE            ARM_FEATURE_COPROC (FPU_FPA_EXT_V1)
 223 #define FPU_ARCH_FPA            ARM_FEATURE_COPROC (FPU_FPA)
 224
 225 #define FPU_ARCH_VFP_V1xD       ARM_FEATURE_COPROC (FPU_VFP_V1xD)
 226 #define FPU_ARCH_VFP_V1         ARM_FEATURE_COPROC (FPU_VFP_V1)
 227 #define FPU_ARCH_VFP_V2         ARM_FEATURE_COPROC (FPU_VFP_V2)
 228 #define FPU_ARCH_VFP_V3D16      ARM_FEATURE_COPROC (FPU_VFP_V3D16)
 229 #define FPU_ARCH_VFP_V3D16_FP16 ARM_FEATURE_COPROC (FPU_VFP_V3D16        \
 230                                                     | FPU_VFP_EXT_FP16)
 231 #define FPU_ARCH_VFP_V3         ARM_FEATURE_COPROC (FPU_VFP_V3)
 232 #define FPU_ARCH_VFP_V3_FP16    ARM_FEATURE_COPROC (FPU_VFP_V3           \
 233                                                     | FPU_VFP_EXT_FP16)
 234 #define FPU_ARCH_VFP_V3xD       ARM_FEATURE_COPROC (FPU_VFP_V3xD)
 235 #define FPU_ARCH_VFP_V3xD_FP16  ARM_FEATURE_COPROC (FPU_VFP_V3xD         \
 236                                                     | FPU_VFP_EXT_FP16)
 237 #define FPU_ARCH_NEON_V1        ARM_FEATURE_COPROC (FPU_NEON_EXT_V1)
 238 #define FPU_ARCH_VFP_V3_PLUS_NEON_V1                                     \
 239                                 ARM_FEATURE_COPROC (FPU_VFP_V3           \
 240                                                     | FPU_NEON_EXT_V1)
 241 #define FPU_ARCH_NEON_FP16      ARM_FEATURE_COPROC (FPU_VFP_V3           \
 242                                                     | FPU_NEON_EXT_V1    \
 243                                                     | FPU_VFP_EXT_FP16)
 244 #define FPU_ARCH_VFP_HARD       ARM_FEATURE_COPROC (FPU_VFP_HARD)
 245 #define FPU_ARCH_VFP_V4         ARM_FEATURE_COPROC (FPU_VFP_V4)
 246 #define FPU_ARCH_VFP_V4D16      ARM_FEATURE_COPROC (FPU_VFP_V4D16)
 247 #define FPU_ARCH_VFP_V4_SP_D16  ARM_FEATURE_COPROC (FPU_VFP_V4_SP_D16)
 248 #define FPU_ARCH_VFP_V5D16      ARM_FEATURE_COPROC (FPU_VFP_V5D16)
 249 #define FPU_ARCH_VFP_V5_SP_D16  ARM_FEATURE_COPROC (FPU_VFP_V5_SP_D16)
 250 #define FPU_ARCH_NEON_VFP_V4    ARM_FEATURE_COPROC (FPU_VFP_V4           \
 251                                                     | FPU_NEON_EXT_V1    \
 252                                                     | FPU_NEON_EXT_FMA)
 253 #define FPU_ARCH_VFP_ARMV8      ARM_FEATURE_COPROC (FPU_VFP_ARMV8)
 254 #define FPU_ARCH_NEON_VFP_ARMV8 ARM_FEATURE_COPROC (FPU_NEON_ARMV8       \
 255                                                     | FPU_VFP_ARMV8)
 256 #define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8                                   \
 257                                 ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
 258                                                     | FPU_NEON_ARMV8     \
 259                                                     | FPU_VFP_ARMV8)
 260 #define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_DOTPROD                           \
 261                                 ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
 262                                                     | FPU_NEON_ARMV8     \
 263                                                     | FPU_VFP_ARMV8      \
 264                                                     | FPU_NEON_EXT_DOTPROD)
 265 #define ARCH_CRC_ARMV8          ARM_FEATURE_COPROC (CRC_EXT_ARMV8)
 266 #define FPU_ARCH_NEON_VFP_ARMV8_1                                        \
 267                                 ARM_FEATURE_COPROC (FPU_NEON_ARMV8       \
 268                                                     | FPU_VFP_ARMV8      \
 269                                                     | FPU_NEON_EXT_RDMA)
 270 #define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1                                 \
 271                                 ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8     \
 272                                                     | FPU_NEON_ARMV8     \
 273                                                     | FPU_VFP_ARMV8      \
 274                                                     | FPU_NEON_EXT_RDMA)
 275 #define FPU_ARCH_DOTPROD_NEON_VFP_ARMV8                                  \
 276                                 ARM_FEATURE_COPROC (FPU_NEON_EXT_DOTPROD \
 277                                                     | FPU_NEON_ARMV8     \
 278                                                     | FPU_VFP_ARMV8)
 279
 280
 281 #define FPU_ARCH_ENDIAN_PURE ARM_FEATURE_COPROC (FPU_ENDIAN_PURE)
 282
 283 #define FPU_ARCH_MAVERICK ARM_FEATURE_COPROC (FPU_MAVERICK)
 284
 285 #define ARM_ARCH_V1      ARM_FEATURE_CORE_LOW (ARM_AEXT_V1)
 286 #define ARM_ARCH_V2      ARM_FEATURE_CORE_LOW (ARM_AEXT_V2)
 287 #define ARM_ARCH_V2S     ARM_FEATURE_CORE_LOW (ARM_AEXT_V2S)
 288 #define ARM_ARCH_V3      ARM_FEATURE_CORE_LOW (ARM_AEXT_V3)
 289 #define ARM_ARCH_V3M     ARM_FEATURE_CORE_LOW (ARM_AEXT_V3M)
 290 #define ARM_ARCH_V4xM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V4xM)
 291 #define ARM_ARCH_V4      ARM_FEATURE_CORE_LOW (ARM_AEXT_V4)
 292 #define ARM_ARCH_V4TxM   ARM_FEATURE_CORE_LOW (ARM_AEXT_V4TxM)
 293 #define ARM_ARCH_V4T     ARM_FEATURE_CORE_LOW (ARM_AEXT_V4T)
 294 #define ARM_ARCH_V5xM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V5xM)
 295 #define ARM_ARCH_V5      ARM_FEATURE_CORE_LOW (ARM_AEXT_V5)
 296 #define ARM_ARCH_V5TxM   ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TxM)
 297 #define ARM_ARCH_V5T     ARM_FEATURE_CORE_LOW (ARM_AEXT_V5T)
 298 #define ARM_ARCH_V5TExP  ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TExP)
 299 #define ARM_ARCH_V5TE    ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TE)
 300 #define ARM_ARCH_V5TEJ   ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TEJ)
 301 #define ARM_ARCH_V6      ARM_FEATURE_CORE_LOW (ARM_AEXT_V6)
 302 #define ARM_ARCH_V6K     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6K)
 303 #define ARM_ARCH_V6Z     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6Z)
 304 #define ARM_ARCH_V6KZ    ARM_FEATURE_CORE_LOW (ARM_AEXT_V6KZ)
 305 #define ARM_ARCH_V6T2    ARM_FEATURE_CORE (ARM_AEXT_V6T2, ARM_EXT2_V6T2_V8M)
 306 #define ARM_ARCH_V6KT2   ARM_FEATURE_CORE (ARM_AEXT_V6KT2, ARM_EXT2_V6T2_V8M)
 307 #define ARM_ARCH_V6ZT2   ARM_FEATURE_CORE (ARM_AEXT_V6ZT2, ARM_EXT2_V6T2_V8M)
 308 #define ARM_ARCH_V6KZT2  ARM_FEATURE_CORE (ARM_AEXT_V6KZT2, ARM_EXT2_V6T2_V8M)
 309 #define ARM_ARCH_V6M     ARM_FEATURE_CORE_LOW (ARM_AEXT_V6M)
 310 #define ARM_ARCH_V6SM    ARM_FEATURE_CORE_LOW (ARM_AEXT_V6SM)
 311 #define ARM_ARCH_V7      ARM_FEATURE_CORE (ARM_AEXT_V7, ARM_EXT2_V6T2_V8M)
 312 #define ARM_ARCH_V7A     ARM_FEATURE_CORE (ARM_AEXT_V7A, ARM_EXT2_V6T2_V8M)
 313 #define ARM_ARCH_V7VE    ARM_FEATURE_CORE (ARM_AEXT_V7VE, ARM_EXT2_V6T2_V8M)
 314 #define ARM_ARCH_V7R     ARM_FEATURE_CORE (ARM_AEXT_V7R, ARM_EXT2_V6T2_V8M)
 315 #define ARM_ARCH_V7M     ARM_FEATURE_CORE (ARM_AEXT_V7M, ARM_EXT2_V6T2_V8M)
 316 #define ARM_ARCH_V7EM    ARM_FEATURE_CORE (ARM_AEXT_V7EM, ARM_EXT2_V6T2_V8M)
 317 #define ARM_ARCH_V8A     ARM_FEATURE_CORE (ARM_AEXT_V8A, ARM_AEXT2_V8A)
 318 #define ARM_ARCH_V8A_CRC ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A,         \
 319                                       CRC_EXT_ARMV8)
 320 #define ARM_ARCH_V8_1A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A,       \
 321                                       CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA)
 322 #define ARM_ARCH_V8_2A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_2A,       \
 323                                       CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA)
 324 #define ARM_ARCH_V8_3A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_3A,       \
 325                                       CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA)
 326 #define ARM_ARCH_V8_4A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_4A,       \
 327                                       CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA    \
 328                                                     | FPU_NEON_EXT_DOTPROD)
 329 #define ARM_ARCH_V8_5A   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_5A,       \
 330                                       CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA    \
 331                                                     | FPU_NEON_EXT_DOTPROD)
 332 #define ARM_ARCH_V8M_BASE      ARM_FEATURE_CORE (ARM_AEXT_V8M_BASE,        \
 333                                                  ARM_AEXT2_V8M_BASE)
 334 #define ARM_ARCH_V8M_MAIN      ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN,        \
 335                                                  ARM_AEXT2_V8M_MAIN)
 336 #define ARM_ARCH_V8M_MAIN_DSP  ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN_DSP,    \
 337                                                  ARM_AEXT2_V8M_MAIN_DSP)
 338 #define ARM_ARCH_V8R           ARM_FEATURE_CORE (ARM_AEXT_V8R, ARM_AEXT2_V8R)
 339
 340 /* Some useful combinations:  */
 341 #define ARM_ARCH_NONE   ARM_FEATURE_LOW (0, 0)
 342 #define FPU_NONE        ARM_FEATURE_LOW (0, 0)
 343 #define ARM_ANY         ARM_FEATURE (-1, -1, 0) /* Any basic core.  */
 344 #define FPU_ANY         ARM_FEATURE_COPROC (-1) /* Any FPU.  */
 345 #define ARM_FEATURE_ALL ARM_FEATURE (-1, -1, -1)/* All CPU and FPU features.  */
 346 #define FPU_ANY_HARD    ARM_FEATURE_COPROC (FPU_FPA | FPU_VFP_HARD | FPU_MAVERICK)
 347 /* Extensions containing some Thumb-2 instructions.  If any is present, Thumb
 348    ISA is Thumb-2.  */
 349 #define ARM_ARCH_THUMB2 ARM_FEATURE_CORE (ARM_EXT_V6T2 | ARM_EXT_V7     \
 350                                           | ARM_EXT_DIV | ARM_EXT_V8,   \
 351                                           ARM_EXT2_ATOMICS | ARM_EXT2_V6T2_V8M)
 352 /* v7-a+sec.  */
 353 #define ARM_ARCH_V7A_SEC \
 354   ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M)
 355 /* v7-a+mp+sec.  */
 356 #define ARM_ARCH_V7A_MP_SEC \
 357   ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M)
 358 /* v7-r+idiv.  */
 359 #define ARM_ARCH_V7R_IDIV \
 360   ARM_FEATURE_CORE (ARM_AEXT_V7R | ARM_EXT_ADIV, ARM_EXT2_V6T2_V8M)
 361 /* v8-a+fp.  */
 362 #define ARM_ARCH_V8A_FP \
 363   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_VFP_ARMV8)
 364 /* v8-a+simd (implies fp).  */
 365 #define ARM_ARCH_V8A_SIMD \
 366   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_NEON_VFP_ARMV8)
 367 /* v8-a+crypto (implies simd+fp).  */
 368 #define ARM_ARCH_V8A_CRYPTOV1 \
 369   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8)
 370
 371 /* v8.1-a+fp.  */
 372 #define ARM_ARCH_V8_1A_FP \
 373   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_VFP_ARMV8)
 374 /* v8.1-a+simd (implies fp).  */
 375 #define ARM_ARCH_V8_1A_SIMD \
 376   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_NEON_VFP_ARMV8_1)
 377 /* v8.1-a+crypto (implies simd+fp).  */
 378 #define ARM_ARCH_V8_1A_CRYPTOV1 \
 379   ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1)
 380
 381
 382 /* There are too many feature bits to fit in a single word, so use a
 383    structure.  For simplicity we put all core features in array CORE
 384    and everything else in the other.  All the bits in element core[0]
 385    have been occupied, so new feature should use bit in element core[1]
 386    and use macro ARM_FEATURE to initialize the feature set variable.  */
 387 typedef struct
 388 {
 389   unsigned long core[2];
 390   unsigned long coproc;
 391 } arm_feature_set;
 392
 393 /* Test whether CPU and FEAT have any features in common.  */
 394 #define ARM_CPU_HAS_FEATURE(CPU,FEAT) \
 395   (((CPU).core[0] & (FEAT).core[0]) != 0 \
 396    || ((CPU).core[1] & (FEAT).core[1]) != 0 \
 397    || ((CPU).coproc & (FEAT).coproc) != 0)
 398
 399 /* Tests whether the features of A are a subset of B.  */
 400 #define ARM_FSET_CPU_SUBSET(A,B) \
 401   (((A).core[0] & (B).core[0]) == (A).core[0] \
 402    && ((A).core[1] & (B).core[1]) == (A).core[1] \
 403    && ((A).coproc & (B).coproc) == (A).coproc)
 404
 405 #define ARM_CPU_IS_ANY(CPU) \
 406   ((CPU).core[0] == ((arm_feature_set)ARM_ANY).core[0] \
 407    && (CPU).core[1] == ((arm_feature_set)ARM_ANY).core[1])
 408
 409 #define ARM_MERGE_FEATURE_SETS(TARG,F1,F2)              \
 410   do                                                    \
 411     {                                                   \
 412       (TARG).core[0] = (F1).core[0] | (F2).core[0];     \
 413       (TARG).core[1] = (F1).core[1] | (F2).core[1];     \
 414       (TARG).coproc = (F1).coproc | (F2).coproc;        \
 415     }                                                   \
 416   while (0)
 417
 418 #define ARM_CLEAR_FEATURE(TARG,F1,F2)                   \
 419   do                                                    \
 420     {                                                   \
 421       (TARG).core[0] = (F1).core[0] &~ (F2).core[0];    \
 422       (TARG).core[1] = (F1).core[1] &~ (F2).core[1];    \
 423       (TARG).coproc = (F1).coproc &~ (F2).coproc;       \
 424     }                                                   \
 425   while (0)
 426
 427 #define ARM_FEATURE_EQUAL(T1,T2)                \
 428   (   (T1).core[0] == (T2).core[0]              \
 429    && (T1).core[1] == (T2).core[1]              \
 430    && (T1).coproc  == (T2).coproc)
 431
 432 #define ARM_FEATURE_ZERO(T)                     \
 433   ((T).core[0] == 0 && (T).core[1] == 0 && (T).coproc == 0)
 434
 435 #define ARM_FEATURE_CORE_EQUAL(T1, T2)          \
 436   ((T1).core[0] == (T2).core[0] && (T1).core[1] == (T2).core[1])
 437
 438 #define ARM_FEATURE_LOW(core, coproc) {{(core), 0}, (coproc)}
 439 #define ARM_FEATURE_CORE(core1, core2) {{(core1), (core2)}, 0}
 440 #define ARM_FEATURE_CORE_LOW(core) {{(core), 0}, 0}
 441 #define ARM_FEATURE_CORE_HIGH(core) {{0, (core)}, 0}
 442 #define ARM_FEATURE_COPROC(coproc) {{0, 0}, (coproc)}
 443 #define ARM_FEATURE(core1, core2, coproc) {{(core1), (core2)}, (coproc)}