1 /* ARM assembler/disassembler support. 2 Copyright (C) 2004-2017 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 69 /* Co-processor space extensions. */ 70 #define ARM_CEXT_XSCALE 0x00000001 /* Allow MIA etc. */ 71 #define ARM_CEXT_MAVERICK 0x00000002 /* Use Cirrus/DSP coprocessor. */ 72 #define ARM_CEXT_IWMMXT 0x00000004 /* Intel Wireless MMX technology coprocessor. */ 73 #define ARM_CEXT_IWMMXT2 0x00000008 /* Intel Wireless MMX technology coprocessor version 2. */ 74 75 #define FPU_ENDIAN_PURE 0x80000000 /* Pure-endian doubles. */ 76 #define FPU_ENDIAN_BIG 0 /* Double words-big-endian. */ 77 #define FPU_FPA_EXT_V1 0x40000000 /* Base FPA instruction set. */ 78 #define FPU_FPA_EXT_V2 0x20000000 /* LFM/SFM. */ 79 #define FPU_MAVERICK 0x10000000 /* Cirrus Maverick. */ 80 #define FPU_VFP_EXT_V1xD 0x08000000 /* Base VFP instruction set. */ 81 #define FPU_VFP_EXT_V1 0x04000000 /* Double-precision insns. */ 82 #define FPU_VFP_EXT_V2 0x02000000 /* ARM10E VFPr1. */ 83 #define FPU_VFP_EXT_V3xD 0x01000000 /* VFPv3 single-precision. */ 84 #define FPU_VFP_EXT_V3 0x00800000 /* VFPv3 double-precision. */ 85 #define FPU_NEON_EXT_V1 0x00400000 /* Neon (SIMD) insns. */ 86 #define FPU_VFP_EXT_D32 0x00200000 /* Registers D16-D31. */ 87 #define FPU_VFP_EXT_FP16 0x00100000 /* Half-precision extensions. */ 88 #define FPU_NEON_EXT_FMA 0x00080000 /* Neon fused multiply-add */ 89 #define FPU_VFP_EXT_FMA 0x00040000 /* VFP fused multiply-add */ 90 #define FPU_VFP_EXT_ARMV8 0x00020000 /* Double-precision FP for ARMv8. */ 91 #define FPU_NEON_EXT_ARMV8 0x00010000 /* Neon for ARMv8. */ 92 #define FPU_CRYPTO_EXT_ARMV8 0x00008000 /* Crypto for ARMv8. */ 93 #define CRC_EXT_ARMV8 0x00004000 /* CRC32 for ARMv8. */ 94 #define FPU_VFP_EXT_ARMV8xD 0x00002000 /* Single-precision FP for ARMv8. */ 95 #define FPU_NEON_EXT_RDMA 0x00001000 /* v8.1 Adv.SIMD extensions. */ 96 97 /* Architectures are the sum of the base and extensions. The ARM ARM (rev E) 98 defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T, 99 ARMv5xM, ARMv5, ARMv5TxM, ARMv5T, ARMv5TExP, ARMv5TE. To these we add 100 three more to cover cores prior to ARM6. Finally, there are cores which 101 implement further extensions in the co-processor space. */ 102 #define ARM_AEXT_V1 ARM_EXT_V1 103 #define ARM_AEXT_V2 (ARM_AEXT_V1 | ARM_EXT_V2) 104 #define ARM_AEXT_V2S (ARM_AEXT_V2 | ARM_EXT_V2S) 105 #define ARM_AEXT_V3 (ARM_AEXT_V2S | ARM_EXT_V3) 106 #define ARM_AEXT_V3M (ARM_AEXT_V3 | ARM_EXT_V3M) 107 #define ARM_AEXT_V4xM (ARM_AEXT_V3 | ARM_EXT_V4) 108 #define ARM_AEXT_V4 (ARM_AEXT_V3M | ARM_EXT_V4) 109 #define ARM_AEXT_V4TxM (ARM_AEXT_V4xM | ARM_EXT_V4T) 110 #define ARM_AEXT_V4T (ARM_AEXT_V4 | ARM_EXT_V4T) 111 #define ARM_AEXT_V5xM (ARM_AEXT_V4xM | ARM_EXT_V5) 112 #define ARM_AEXT_V5 (ARM_AEXT_V4 | ARM_EXT_V5) 113 #define ARM_AEXT_V5TxM (ARM_AEXT_V5xM | ARM_EXT_V4T | ARM_EXT_V5T) 114 #define ARM_AEXT_V5T (ARM_AEXT_V5 | ARM_EXT_V4T | ARM_EXT_V5T) 115 #define ARM_AEXT_V5TExP (ARM_AEXT_V5T | ARM_EXT_V5ExP) 116 #define ARM_AEXT_V5TE (ARM_AEXT_V5TExP | ARM_EXT_V5E) 117 #define ARM_AEXT_V5TEJ (ARM_AEXT_V5TE | ARM_EXT_V5J) 118 #define ARM_AEXT_V6 (ARM_AEXT_V5TEJ | ARM_EXT_V6) 119 #define ARM_AEXT_V6K (ARM_AEXT_V6 | ARM_EXT_V6K) 120 #define ARM_AEXT_V6Z (ARM_AEXT_V6K | ARM_EXT_SEC) 121 #define ARM_AEXT_V6KZ (ARM_AEXT_V6K | ARM_EXT_SEC) 122 #define ARM_AEXT_V6T2 (ARM_AEXT_V6 \ 123 | ARM_EXT_V6T2 | ARM_EXT_V6_NOTM | ARM_EXT_THUMB_MSR \ 124 | ARM_EXT_V6_DSP ) 125 #define ARM_AEXT_V6KT2 (ARM_AEXT_V6T2 | ARM_EXT_V6K) 126 #define ARM_AEXT_V6ZT2 (ARM_AEXT_V6T2 | ARM_EXT_SEC) 127 #define ARM_AEXT_V6KZT2 (ARM_AEXT_V6T2 | ARM_EXT_V6K | ARM_EXT_SEC) 128 #define ARM_AEXT_V7_ARM (ARM_AEXT_V6KT2 | ARM_EXT_V7 | ARM_EXT_BARRIER) 129 #define ARM_AEXT_V7A (ARM_AEXT_V7_ARM | ARM_EXT_V7A) 130 #define ARM_AEXT_V7VE (ARM_AEXT_V7A | ARM_EXT_DIV | ARM_EXT_ADIV \ 131 | ARM_EXT_VIRT | ARM_EXT_SEC | ARM_EXT_MP) 132 #define ARM_AEXT_V7R (ARM_AEXT_V7_ARM | ARM_EXT_V7R | ARM_EXT_DIV) 133 #define ARM_AEXT_NOTM \ 134 (ARM_AEXT_V4 | ARM_EXT_V5ExP | ARM_EXT_V5J | ARM_EXT_V6_NOTM \ 135 | ARM_EXT_V6_DSP ) 136 #define ARM_AEXT_V6M_ONLY \ 137 ((ARM_EXT_BARRIER | ARM_EXT_V6M | ARM_EXT_THUMB_MSR) & ~(ARM_AEXT_NOTM)) 138 #define ARM_AEXT_V6M \ 139 ((ARM_AEXT_V6K | ARM_AEXT_V6M_ONLY) & ~(ARM_AEXT_NOTM)) 140 #define ARM_AEXT_V6SM (ARM_AEXT_V6M | ARM_EXT_OS) 141 #define ARM_AEXT_V7M \ 142 ((ARM_AEXT_V7_ARM | ARM_EXT_V6M | ARM_EXT_V7M | ARM_EXT_DIV) \ 143 & ~(ARM_AEXT_NOTM)) 144 #define ARM_AEXT_V7 (ARM_AEXT_V7A & ARM_AEXT_V7R & ARM_AEXT_V7M) 145 #define ARM_AEXT_V7EM \ 146 (ARM_AEXT_V7M | ARM_EXT_V5ExP | ARM_EXT_V6_DSP) 147 #define ARM_AEXT_V8A \ 148 (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC | ARM_EXT_DIV | ARM_EXT_ADIV \ 149 | ARM_EXT_VIRT | ARM_EXT_V8) 150 #define ARM_AEXT2_V8A (ARM_EXT2_V6T2_V8M | ARM_EXT2_ATOMICS) 151 #define ARM_AEXT2_V8_1A (ARM_AEXT2_V8A | ARM_EXT2_PAN) 152 #define ARM_AEXT2_V8_2A (ARM_AEXT2_V8_1A | ARM_EXT2_V8_2A | ARM_EXT2_RAS) 153 #define ARM_AEXT2_V8_3A (ARM_AEXT2_V8_2A | ARM_EXT2_V8_3A) 154 #define ARM_AEXT_V8M_BASE (ARM_AEXT_V6SM | ARM_EXT_DIV) 155 #define ARM_AEXT_V8M_MAIN ARM_AEXT_V7M 156 #define ARM_AEXT_V8M_MAIN_DSP ARM_AEXT_V7EM 157 #define ARM_AEXT2_V8M (ARM_EXT2_V8M | ARM_EXT2_ATOMICS | ARM_EXT2_V6T2_V8M) 158 #define ARM_AEXT2_V8M_MAIN (ARM_AEXT2_V8M | ARM_EXT2_V8M_MAIN) 159 #define ARM_AEXT2_V8M_MAIN_DSP ARM_AEXT2_V8M_MAIN 160 161 /* Processors with specific extensions in the co-processor space. */ 162 #define ARM_ARCH_XSCALE ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE) 163 #define ARM_ARCH_IWMMXT \ 164 ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT) 165 #define ARM_ARCH_IWMMXT2 \ 166 ARM_FEATURE_LOW (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT \ 167 | ARM_CEXT_IWMMXT2) 168 169 #define FPU_VFP_V1xD (FPU_VFP_EXT_V1xD | FPU_ENDIAN_PURE) 170 #define FPU_VFP_V1 (FPU_VFP_V1xD | FPU_VFP_EXT_V1) 171 #define FPU_VFP_V2 (FPU_VFP_V1 | FPU_VFP_EXT_V2) 172 #define FPU_VFP_V3D16 (FPU_VFP_V2 | FPU_VFP_EXT_V3xD | FPU_VFP_EXT_V3) 173 #define FPU_VFP_V3 (FPU_VFP_V3D16 | FPU_VFP_EXT_D32) 174 #define FPU_VFP_V3xD (FPU_VFP_V1xD | FPU_VFP_EXT_V2 | FPU_VFP_EXT_V3xD) 175 #define FPU_VFP_V4D16 (FPU_VFP_V3D16 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA) 176 #define FPU_VFP_V4 (FPU_VFP_V3 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA) 177 #define FPU_VFP_V4_SP_D16 (FPU_VFP_V3xD | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA) 178 #define FPU_VFP_V5D16 (FPU_VFP_V4D16 | FPU_VFP_EXT_ARMV8xD | FPU_VFP_EXT_ARMV8) 179 #define FPU_VFP_V5_SP_D16 (FPU_VFP_V4_SP_D16 | FPU_VFP_EXT_ARMV8xD) 180 #define FPU_VFP_ARMV8 (FPU_VFP_V4 | FPU_VFP_EXT_ARMV8 | FPU_VFP_EXT_ARMV8xD) 181 #define FPU_NEON_ARMV8 (FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA | FPU_NEON_EXT_ARMV8) 182 #define FPU_CRYPTO_ARMV8 (FPU_CRYPTO_EXT_ARMV8) 183 #define FPU_VFP_HARD (FPU_VFP_EXT_V1xD | FPU_VFP_EXT_V1 | FPU_VFP_EXT_V2 \ 184 | FPU_VFP_EXT_V3xD | FPU_VFP_EXT_FMA | FPU_NEON_EXT_FMA \ 185 | FPU_VFP_EXT_V3 | FPU_NEON_EXT_V1 | FPU_VFP_EXT_D32) 186 #define FPU_FPA (FPU_FPA_EXT_V1 | FPU_FPA_EXT_V2) 187 188 /* Deprecated. */ 189 #define FPU_ARCH_VFP ARM_FEATURE_COPROC (FPU_ENDIAN_PURE) 190 191 #define FPU_ARCH_FPE ARM_FEATURE_COPROC (FPU_FPA_EXT_V1) 192 #define FPU_ARCH_FPA ARM_FEATURE_COPROC (FPU_FPA) 193 194 #define FPU_ARCH_VFP_V1xD ARM_FEATURE_COPROC (FPU_VFP_V1xD) 195 #define FPU_ARCH_VFP_V1 ARM_FEATURE_COPROC (FPU_VFP_V1) 196 #define FPU_ARCH_VFP_V2 ARM_FEATURE_COPROC (FPU_VFP_V2) 197 #define FPU_ARCH_VFP_V3D16 ARM_FEATURE_COPROC (FPU_VFP_V3D16) 198 #define FPU_ARCH_VFP_V3D16_FP16 \ 199 ARM_FEATURE_COPROC (FPU_VFP_V3D16 | FPU_VFP_EXT_FP16) 200 #define FPU_ARCH_VFP_V3 ARM_FEATURE_COPROC (FPU_VFP_V3) 201 #define FPU_ARCH_VFP_V3_FP16 ARM_FEATURE_COPROC (FPU_VFP_V3 | FPU_VFP_EXT_FP16) 202 #define FPU_ARCH_VFP_V3xD ARM_FEATURE_COPROC (FPU_VFP_V3xD) 203 #define FPU_ARCH_VFP_V3xD_FP16 ARM_FEATURE_COPROC (FPU_VFP_V3xD \ 204 | FPU_VFP_EXT_FP16) 205 #define FPU_ARCH_NEON_V1 ARM_FEATURE_COPROC (FPU_NEON_EXT_V1) 206 #define FPU_ARCH_VFP_V3_PLUS_NEON_V1 \ 207 ARM_FEATURE_COPROC (FPU_VFP_V3 | FPU_NEON_EXT_V1) 208 #define FPU_ARCH_NEON_FP16 \ 209 ARM_FEATURE_COPROC (FPU_VFP_V3 | FPU_NEON_EXT_V1 | FPU_VFP_EXT_FP16) 210 #define FPU_ARCH_VFP_HARD ARM_FEATURE_COPROC (FPU_VFP_HARD) 211 #define FPU_ARCH_VFP_V4 ARM_FEATURE_COPROC (FPU_VFP_V4) 212 #define FPU_ARCH_VFP_V4D16 ARM_FEATURE_COPROC (FPU_VFP_V4D16) 213 #define FPU_ARCH_VFP_V4_SP_D16 ARM_FEATURE_COPROC (FPU_VFP_V4_SP_D16) 214 #define FPU_ARCH_VFP_V5D16 ARM_FEATURE_COPROC (FPU_VFP_V5D16) 215 #define FPU_ARCH_VFP_V5_SP_D16 ARM_FEATURE_COPROC (FPU_VFP_V5_SP_D16) 216 #define FPU_ARCH_NEON_VFP_V4 \ 217 ARM_FEATURE_COPROC (FPU_VFP_V4 | FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA) 218 #define FPU_ARCH_VFP_ARMV8 ARM_FEATURE_COPROC (FPU_VFP_ARMV8) 219 #define FPU_ARCH_NEON_VFP_ARMV8 ARM_FEATURE_COPROC (FPU_NEON_ARMV8 \ 220 | FPU_VFP_ARMV8) 221 #define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8 \ 222 ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8 | FPU_NEON_ARMV8 | FPU_VFP_ARMV8) 223 #define ARCH_CRC_ARMV8 ARM_FEATURE_COPROC (CRC_EXT_ARMV8) 224 #define FPU_ARCH_NEON_VFP_ARMV8_1 \ 225 ARM_FEATURE_COPROC (FPU_NEON_ARMV8 \ 226 | FPU_VFP_ARMV8 \ 227 | FPU_NEON_EXT_RDMA) 228 #define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1 \ 229 ARM_FEATURE_COPROC (FPU_CRYPTO_ARMV8 | FPU_NEON_ARMV8 | FPU_VFP_ARMV8 \ 230 | FPU_NEON_EXT_RDMA) 231 232 233 #define FPU_ARCH_ENDIAN_PURE ARM_FEATURE_COPROC (FPU_ENDIAN_PURE) 234 235 #define FPU_ARCH_MAVERICK ARM_FEATURE_COPROC (FPU_MAVERICK) 236 237 #define ARM_ARCH_V1 ARM_FEATURE_CORE_LOW (ARM_AEXT_V1) 238 #define ARM_ARCH_V2 ARM_FEATURE_CORE_LOW (ARM_AEXT_V2) 239 #define ARM_ARCH_V2S ARM_FEATURE_CORE_LOW (ARM_AEXT_V2S) 240 #define ARM_ARCH_V3 ARM_FEATURE_CORE_LOW (ARM_AEXT_V3) 241 #define ARM_ARCH_V3M ARM_FEATURE_CORE_LOW (ARM_AEXT_V3M) 242 #define ARM_ARCH_V4xM ARM_FEATURE_CORE_LOW (ARM_AEXT_V4xM) 243 #define ARM_ARCH_V4 ARM_FEATURE_CORE_LOW (ARM_AEXT_V4) 244 #define ARM_ARCH_V4TxM ARM_FEATURE_CORE_LOW (ARM_AEXT_V4TxM) 245 #define ARM_ARCH_V4T ARM_FEATURE_CORE_LOW (ARM_AEXT_V4T) 246 #define ARM_ARCH_V5xM ARM_FEATURE_CORE_LOW (ARM_AEXT_V5xM) 247 #define ARM_ARCH_V5 ARM_FEATURE_CORE_LOW (ARM_AEXT_V5) 248 #define ARM_ARCH_V5TxM ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TxM) 249 #define ARM_ARCH_V5T ARM_FEATURE_CORE_LOW (ARM_AEXT_V5T) 250 #define ARM_ARCH_V5TExP ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TExP) 251 #define ARM_ARCH_V5TE ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TE) 252 #define ARM_ARCH_V5TEJ ARM_FEATURE_CORE_LOW (ARM_AEXT_V5TEJ) 253 #define ARM_ARCH_V6 ARM_FEATURE_CORE_LOW (ARM_AEXT_V6) 254 #define ARM_ARCH_V6K ARM_FEATURE_CORE_LOW (ARM_AEXT_V6K) 255 #define ARM_ARCH_V6Z ARM_FEATURE_CORE_LOW (ARM_AEXT_V6Z) 256 #define ARM_ARCH_V6KZ ARM_FEATURE_CORE_LOW (ARM_AEXT_V6KZ) 257 #define ARM_ARCH_V6T2 ARM_FEATURE_CORE (ARM_AEXT_V6T2, ARM_EXT2_V6T2_V8M) 258 #define ARM_ARCH_V6KT2 ARM_FEATURE_CORE (ARM_AEXT_V6KT2, ARM_EXT2_V6T2_V8M) 259 #define ARM_ARCH_V6ZT2 ARM_FEATURE_CORE (ARM_AEXT_V6ZT2, ARM_EXT2_V6T2_V8M) 260 #define ARM_ARCH_V6KZT2 ARM_FEATURE_CORE (ARM_AEXT_V6KZT2, ARM_EXT2_V6T2_V8M) 261 #define ARM_ARCH_V6M ARM_FEATURE_CORE_LOW (ARM_AEXT_V6M) 262 #define ARM_ARCH_V6SM ARM_FEATURE_CORE_LOW (ARM_AEXT_V6SM) 263 #define ARM_ARCH_V7 ARM_FEATURE_CORE (ARM_AEXT_V7, ARM_EXT2_V6T2_V8M) 264 #define ARM_ARCH_V7A ARM_FEATURE_CORE (ARM_AEXT_V7A, ARM_EXT2_V6T2_V8M) 265 #define ARM_ARCH_V7VE ARM_FEATURE_CORE (ARM_AEXT_V7VE, ARM_EXT2_V6T2_V8M) 266 #define ARM_ARCH_V7R ARM_FEATURE_CORE (ARM_AEXT_V7R, ARM_EXT2_V6T2_V8M) 267 #define ARM_ARCH_V7M ARM_FEATURE_CORE (ARM_AEXT_V7M, ARM_EXT2_V6T2_V8M) 268 #define ARM_ARCH_V7EM ARM_FEATURE_CORE (ARM_AEXT_V7EM, ARM_EXT2_V6T2_V8M) 269 #define ARM_ARCH_V8A ARM_FEATURE_CORE (ARM_AEXT_V8A, ARM_AEXT2_V8A) 270 #define ARM_ARCH_V8A_CRC ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, \ 271 CRC_EXT_ARMV8) 272 #define ARM_ARCH_V8_1A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, \ 273 CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA) 274 #define ARM_ARCH_V8_2A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_2A, \ 275 CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA) 276 #define ARM_ARCH_V8_3A ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_3A, \ 277 CRC_EXT_ARMV8 | FPU_NEON_EXT_RDMA) 278 #define ARM_ARCH_V8M_BASE ARM_FEATURE_CORE (ARM_AEXT_V8M_BASE, ARM_AEXT2_V8M) 279 #define ARM_ARCH_V8M_MAIN ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN, \ 280 ARM_AEXT2_V8M_MAIN) 281 #define ARM_ARCH_V8M_MAIN_DSP ARM_FEATURE_CORE (ARM_AEXT_V8M_MAIN_DSP, \ 282 ARM_AEXT2_V8M_MAIN_DSP) 283 284 /* Some useful combinations: */ 285 #define ARM_ARCH_NONE ARM_FEATURE_LOW (0, 0) 286 #define FPU_NONE ARM_FEATURE_LOW (0, 0) 287 #define ARM_ANY ARM_FEATURE (-1, -1, 0) /* Any basic core. */ 288 #define ARM_FEATURE_ALL ARM_FEATURE (-1, -1, -1)/* All CPU and FPU features. */ 289 #define FPU_ANY_HARD ARM_FEATURE_COPROC (FPU_FPA | FPU_VFP_HARD | FPU_MAVERICK) 290 /* Extensions containing some Thumb-2 instructions. If any is present, Thumb 291 ISA is Thumb-2. */ 292 #define ARM_ARCH_THUMB2 ARM_FEATURE_CORE (ARM_EXT_V6T2 | ARM_EXT_V7 \ 293 | ARM_EXT_DIV | ARM_EXT_V8, \ 294 ARM_EXT2_ATOMICS | ARM_EXT2_V6T2_V8M) 295 /* v7-a+sec. */ 296 #define ARM_ARCH_V7A_SEC \ 297 ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M) 298 /* v7-a+mp+sec. */ 299 #define ARM_ARCH_V7A_MP_SEC \ 300 ARM_FEATURE_CORE (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC, ARM_EXT2_V6T2_V8M) 301 /* v7-r+idiv. */ 302 #define ARM_ARCH_V7R_IDIV \ 303 ARM_FEATURE_CORE (ARM_AEXT_V7R | ARM_EXT_ADIV, ARM_EXT2_V6T2_V8M) 304 /* Features that are present in v6M and v6S-M but not other v6 cores. */ 305 #define ARM_ARCH_V6M_ONLY ARM_FEATURE_CORE_LOW (ARM_AEXT_V6M_ONLY) 306 /* v8-a+fp. */ 307 #define ARM_ARCH_V8A_FP \ 308 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_VFP_ARMV8) 309 /* v8-a+simd (implies fp). */ 310 #define ARM_ARCH_V8A_SIMD \ 311 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_NEON_VFP_ARMV8) 312 /* v8-a+crypto (implies simd+fp). */ 313 #define ARM_ARCH_V8A_CRYPTOV1 \ 314 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8) 315 316 /* v8.1-a+fp. */ 317 #define ARM_ARCH_V8_1A_FP \ 318 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_VFP_ARMV8) 319 /* v8.1-a+simd (implies fp). */ 320 #define ARM_ARCH_V8_1A_SIMD \ 321 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_NEON_VFP_ARMV8_1) 322 /* v8.1-a+crypto (implies simd+fp). */ 323 #define ARM_ARCH_V8_1A_CRYPTOV1 \ 324 ARM_FEATURE (ARM_AEXT_V8A, ARM_AEXT2_V8_1A, FPU_ARCH_CRYPTO_NEON_VFP_ARMV8_1) 325 326 327 /* There are too many feature bits to fit in a single word, so use a 328 structure. For simplicity we put all core features in array CORE 329 and everything else in the other. All the bits in element core[0] 330 have been occupied, so new feature should use bit in element core[1] 331 and use macro ARM_FEATURE to initialize the feature set variable. */ 332 typedef struct 333 { 334 unsigned long core[2]; 335 unsigned long coproc; 336 } arm_feature_set; 337 338 /* Test whether CPU and FEAT have any features in common. */ 339 #define ARM_CPU_HAS_FEATURE(CPU,FEAT) \ 340 (((CPU).core[0] & (FEAT).core[0]) != 0 \ 341 || ((CPU).core[1] & (FEAT).core[1]) != 0 \ 342 || ((CPU).coproc & (FEAT).coproc) != 0) 343 344 /* Tests whether the features of A are a subset of B. */ 345 #define ARM_FSET_CPU_SUBSET(A,B) \ 346 (((A).core[0] & (B).core[0]) == (A).core[0] \ 347 && ((A).core[1] & (B).core[1]) == (A).core[1] \ 348 && ((A).coproc & (B).coproc) == (A).coproc) 349 350 #define ARM_CPU_IS_ANY(CPU) \ 351 ((CPU).core[0] == ((arm_feature_set)ARM_ANY).core[0] \ 352 && (CPU).core[1] == ((arm_feature_set)ARM_ANY).core[1]) 353 354 #define ARM_MERGE_FEATURE_SETS(TARG,F1,F2) \ 355 do { \ 356 (TARG).core[0] = (F1).core[0] | (F2).core[0];\ 357 (TARG).core[1] = (F1).core[1] | (F2).core[1];\ 358 (TARG).coproc = (F1).coproc | (F2).coproc; \ 359 } while (0) 360 361 #define ARM_CLEAR_FEATURE(TARG,F1,F2) \ 362 do { \ 363 (TARG).core[0] = (F1).core[0] &~ (F2).core[0];\ 364 (TARG).core[1] = (F1).core[1] &~ (F2).core[1];\ 365 (TARG).coproc = (F1).coproc &~ (F2).coproc; \ 366 } while (0) 367 368 #define ARM_FEATURE_COPY(F1, F2) \ 369 do { \ 370 (F1).core[0] = (F2).core[0]; \ 371 (F1).core[1] = (F2).core[1]; \ 372 (F1).coproc = (F2).coproc; \ 373 } while (0) 374 375 #define ARM_FEATURE_EQUAL(T1,T2) \ 376 ((T1).core[0] == (T2).core[0] \ 377 && (T1).core[1] == (T2).core[1] \ 378 && (T1).coproc == (T2).coproc) 379 380 #define ARM_FEATURE_ZERO(T) \ 381 ((T).core[0] == 0 && (T).core[1] == 0 && (T).coproc == 0) 382 383 #define ARM_FEATURE_CORE_EQUAL(T1, T2) \ 384 ((T1).core[0] == (T2).core[0] && (T1).core[1] == (T2).core[1]) 385 386 #define ARM_FEATURE_LOW(core, coproc) {{(core), 0}, (coproc)} 387 #define ARM_FEATURE_CORE(core1, core2) {{(core1), (core2)}, 0} 388 #define ARM_FEATURE_CORE_LOW(core) {{(core), 0}, 0} 389 #define ARM_FEATURE_CORE_HIGH(core) {{0, (core)}, 0} 390 #define ARM_FEATURE_COPROC(coproc) {{0, 0}, (coproc)} 391 #define ARM_FEATURE(core1, core2, coproc) {{(core1), (core2)}, (coproc)} 392