dd5181d57f
gas/ChangeLog 2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> * config/tc-arm.c (crc_ext_armv8): New feature set. (UNPRED_REG): New macro. (do_crc32_1): New function. (do_crc32b, do_crc32h, do_crc32w, do_crc32cb, do_crc32ch, do_crc32cw): Likewise. (TUEc): New macro. (insns): Add entries for crc32 mnemonics. (arm_extensions): Add entry for crc. include/opcode/ChangeLog 2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> * arm.h (CRC_EXT_ARMV8): New constant. (ARCH_CRC_ARMV8): New macro. opcodes/ChangeLog 2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> * arm-dis.c (arm_opcodes): Add entries for CRC instructions. (thumb32_opcodes): Likewise. (print_insn_thumb32): Handle 'S' control char. gas/testsuite/ChangeLog 2013-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com> * gas/arm/crc32-bad.d: New file. * gas/arm/crc32-bad.l: Likewise. * gas/arm/crc32-bad.s: Likewise. * gas/arm/crc32.d: Likewise. * gas/arm/crc32.s: Likewise.
290 lines
14 KiB
C
290 lines
14 KiB
C
/* ARM assembler/disassembler support.
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Copyright 2004, 2010, 2011 Free Software Foundation, Inc.
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This file is part of GDB and GAS.
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GDB and GAS are free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3, or (at
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your option) any later version.
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GDB and GAS are distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GDB or GAS; see the file COPYING3. If not, write to the
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Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/* The following bitmasks control CPU extensions: */
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#define ARM_EXT_V1 0x00000001 /* All processors (core set). */
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#define ARM_EXT_V2 0x00000002 /* Multiply instructions. */
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#define ARM_EXT_V2S 0x00000004 /* SWP instructions. */
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#define ARM_EXT_V3 0x00000008 /* MSR MRS. */
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#define ARM_EXT_V3M 0x00000010 /* Allow long multiplies. */
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#define ARM_EXT_V4 0x00000020 /* Allow half word loads. */
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#define ARM_EXT_V4T 0x00000040 /* Thumb. */
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#define ARM_EXT_V5 0x00000080 /* Allow CLZ, etc. */
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#define ARM_EXT_V5T 0x00000100 /* Improved interworking. */
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#define ARM_EXT_V5ExP 0x00000200 /* DSP core set. */
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#define ARM_EXT_V5E 0x00000400 /* DSP Double transfers. */
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#define ARM_EXT_V5J 0x00000800 /* Jazelle extension. */
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#define ARM_EXT_V6 0x00001000 /* ARM V6. */
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#define ARM_EXT_V6K 0x00002000 /* ARM V6K. */
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/* 0x00004000 Was ARM V6Z. */
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#define ARM_EXT_V8 0x00004000 /* is now ARMv8. */
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#define ARM_EXT_V6T2 0x00008000 /* Thumb-2. */
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#define ARM_EXT_DIV 0x00010000 /* Integer division. */
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/* The 'M' in Arm V7M stands for Microcontroller.
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On earlier architecture variants it stands for Multiply. */
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#define ARM_EXT_V5E_NOTM 0x00020000 /* Arm V5E but not Arm V7M. */
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#define ARM_EXT_V6_NOTM 0x00040000 /* Arm V6 but not Arm V7M. */
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#define ARM_EXT_V7 0x00080000 /* Arm V7. */
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#define ARM_EXT_V7A 0x00100000 /* Arm V7A. */
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#define ARM_EXT_V7R 0x00200000 /* Arm V7R. */
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#define ARM_EXT_V7M 0x00400000 /* Arm V7M. */
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#define ARM_EXT_V6M 0x00800000 /* ARM V6M. */
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#define ARM_EXT_BARRIER 0x01000000 /* DSB/DMB/ISB. */
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#define ARM_EXT_THUMB_MSR 0x02000000 /* Thumb MSR/MRS. */
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#define ARM_EXT_V6_DSP 0x04000000 /* ARM v6 (DSP-related),
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not in v7-M. */
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#define ARM_EXT_MP 0x08000000 /* Multiprocessing Extensions. */
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#define ARM_EXT_SEC 0x10000000 /* Security extensions. */
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#define ARM_EXT_OS 0x20000000 /* OS Extensions. */
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#define ARM_EXT_ADIV 0x40000000 /* Integer divide extensions in ARM
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state. */
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#define ARM_EXT_VIRT 0x80000000 /* Virtualization extensions. */
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/* Co-processor space extensions. */
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#define ARM_CEXT_XSCALE 0x00000001 /* Allow MIA etc. */
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#define ARM_CEXT_MAVERICK 0x00000002 /* Use Cirrus/DSP coprocessor. */
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#define ARM_CEXT_IWMMXT 0x00000004 /* Intel Wireless MMX technology coprocessor. */
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#define ARM_CEXT_IWMMXT2 0x00000008 /* Intel Wireless MMX technology coprocessor version 2. */
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#define FPU_ENDIAN_PURE 0x80000000 /* Pure-endian doubles. */
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#define FPU_ENDIAN_BIG 0 /* Double words-big-endian. */
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#define FPU_FPA_EXT_V1 0x40000000 /* Base FPA instruction set. */
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#define FPU_FPA_EXT_V2 0x20000000 /* LFM/SFM. */
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#define FPU_MAVERICK 0x10000000 /* Cirrus Maverick. */
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#define FPU_VFP_EXT_V1xD 0x08000000 /* Base VFP instruction set. */
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#define FPU_VFP_EXT_V1 0x04000000 /* Double-precision insns. */
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#define FPU_VFP_EXT_V2 0x02000000 /* ARM10E VFPr1. */
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#define FPU_VFP_EXT_V3xD 0x01000000 /* VFPv3 single-precision. */
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#define FPU_VFP_EXT_V3 0x00800000 /* VFPv3 double-precision. */
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#define FPU_NEON_EXT_V1 0x00400000 /* Neon (SIMD) insns. */
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#define FPU_VFP_EXT_D32 0x00200000 /* Registers D16-D31. */
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#define FPU_VFP_EXT_FP16 0x00100000 /* Half-precision extensions. */
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#define FPU_NEON_EXT_FMA 0x00080000 /* Neon fused multiply-add */
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#define FPU_VFP_EXT_FMA 0x00040000 /* VFP fused multiply-add */
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#define FPU_VFP_EXT_ARMV8 0x00020000 /* FP for ARMv8. */
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#define FPU_NEON_EXT_ARMV8 0x00010000 /* Neon for ARMv8. */
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#define FPU_CRYPTO_EXT_ARMV8 0x00008000 /* Crypto for ARMv8. */
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#define CRC_EXT_ARMV8 0x00004000 /* CRC32 for ARMv8. */
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/* Architectures are the sum of the base and extensions. The ARM ARM (rev E)
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defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T,
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ARMv5xM, ARMv5, ARMv5TxM, ARMv5T, ARMv5TExP, ARMv5TE. To these we add
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three more to cover cores prior to ARM6. Finally, there are cores which
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implement further extensions in the co-processor space. */
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#define ARM_AEXT_V1 ARM_EXT_V1
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#define ARM_AEXT_V2 (ARM_AEXT_V1 | ARM_EXT_V2)
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#define ARM_AEXT_V2S (ARM_AEXT_V2 | ARM_EXT_V2S)
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#define ARM_AEXT_V3 (ARM_AEXT_V2S | ARM_EXT_V3)
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#define ARM_AEXT_V3M (ARM_AEXT_V3 | ARM_EXT_V3M)
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#define ARM_AEXT_V4xM (ARM_AEXT_V3 | ARM_EXT_V4)
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#define ARM_AEXT_V4 (ARM_AEXT_V3M | ARM_EXT_V4)
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#define ARM_AEXT_V4TxM (ARM_AEXT_V4xM | ARM_EXT_V4T)
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#define ARM_AEXT_V4T (ARM_AEXT_V4 | ARM_EXT_V4T)
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#define ARM_AEXT_V5xM (ARM_AEXT_V4xM | ARM_EXT_V5)
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#define ARM_AEXT_V5 (ARM_AEXT_V4 | ARM_EXT_V5)
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#define ARM_AEXT_V5TxM (ARM_AEXT_V5xM | ARM_EXT_V4T | ARM_EXT_V5T)
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#define ARM_AEXT_V5T (ARM_AEXT_V5 | ARM_EXT_V4T | ARM_EXT_V5T)
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#define ARM_AEXT_V5TExP (ARM_AEXT_V5T | ARM_EXT_V5ExP)
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#define ARM_AEXT_V5TE (ARM_AEXT_V5TExP | ARM_EXT_V5E)
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#define ARM_AEXT_V5TEJ (ARM_AEXT_V5TE | ARM_EXT_V5J)
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#define ARM_AEXT_V6 (ARM_AEXT_V5TEJ | ARM_EXT_V6)
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#define ARM_AEXT_V6K (ARM_AEXT_V6 | ARM_EXT_V6K)
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#define ARM_AEXT_V6Z (ARM_AEXT_V6K | ARM_EXT_SEC)
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#define ARM_AEXT_V6ZK (ARM_AEXT_V6K | ARM_EXT_SEC)
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#define ARM_AEXT_V6T2 (ARM_AEXT_V6 \
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| ARM_EXT_V6T2 | ARM_EXT_V6_NOTM | ARM_EXT_THUMB_MSR \
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| ARM_EXT_V6_DSP )
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#define ARM_AEXT_V6KT2 (ARM_AEXT_V6T2 | ARM_EXT_V6K)
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#define ARM_AEXT_V6ZT2 (ARM_AEXT_V6T2 | ARM_EXT_SEC)
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#define ARM_AEXT_V6ZKT2 (ARM_AEXT_V6T2 | ARM_EXT_V6K | ARM_EXT_SEC)
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#define ARM_AEXT_V7_ARM (ARM_AEXT_V6KT2 | ARM_EXT_V7 | ARM_EXT_BARRIER)
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#define ARM_AEXT_V7A (ARM_AEXT_V7_ARM | ARM_EXT_V7A)
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#define ARM_AEXT_V7R (ARM_AEXT_V7_ARM | ARM_EXT_V7R | ARM_EXT_DIV)
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#define ARM_AEXT_NOTM \
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(ARM_AEXT_V4 | ARM_EXT_V5ExP | ARM_EXT_V5J | ARM_EXT_V6_NOTM \
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| ARM_EXT_V6_DSP )
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#define ARM_AEXT_V6M_ONLY \
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((ARM_EXT_BARRIER | ARM_EXT_V6M | ARM_EXT_THUMB_MSR) & ~(ARM_AEXT_NOTM))
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#define ARM_AEXT_V6M \
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((ARM_AEXT_V6K | ARM_AEXT_V6M_ONLY) & ~(ARM_AEXT_NOTM))
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#define ARM_AEXT_V6SM (ARM_AEXT_V6M | ARM_EXT_OS)
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#define ARM_AEXT_V7M \
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((ARM_AEXT_V7_ARM | ARM_EXT_V6M | ARM_EXT_V7M | ARM_EXT_DIV) \
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& ~(ARM_AEXT_NOTM))
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#define ARM_AEXT_V7 (ARM_AEXT_V7A & ARM_AEXT_V7R & ARM_AEXT_V7M)
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#define ARM_AEXT_V7EM \
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(ARM_AEXT_V7M | ARM_EXT_V5ExP | ARM_EXT_V6_DSP)
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#define ARM_AEXT_V8A \
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(ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC | ARM_EXT_DIV | ARM_EXT_ADIV \
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| ARM_EXT_VIRT | ARM_EXT_V8)
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/* Processors with specific extensions in the co-processor space. */
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#define ARM_ARCH_XSCALE ARM_FEATURE (ARM_AEXT_V5TE, ARM_CEXT_XSCALE)
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#define ARM_ARCH_IWMMXT \
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ARM_FEATURE (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT)
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#define ARM_ARCH_IWMMXT2 \
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ARM_FEATURE (ARM_AEXT_V5TE, ARM_CEXT_XSCALE | ARM_CEXT_IWMMXT | ARM_CEXT_IWMMXT2)
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#define FPU_VFP_V1xD (FPU_VFP_EXT_V1xD | FPU_ENDIAN_PURE)
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#define FPU_VFP_V1 (FPU_VFP_V1xD | FPU_VFP_EXT_V1)
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#define FPU_VFP_V2 (FPU_VFP_V1 | FPU_VFP_EXT_V2)
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#define FPU_VFP_V3D16 (FPU_VFP_V2 | FPU_VFP_EXT_V3xD | FPU_VFP_EXT_V3)
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#define FPU_VFP_V3 (FPU_VFP_V3D16 | FPU_VFP_EXT_D32)
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#define FPU_VFP_V3xD (FPU_VFP_V1xD | FPU_VFP_EXT_V2 | FPU_VFP_EXT_V3xD)
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#define FPU_VFP_V4D16 (FPU_VFP_V3D16 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
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#define FPU_VFP_V4 (FPU_VFP_V3 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
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#define FPU_VFP_V4_SP_D16 (FPU_VFP_V3xD | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
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#define FPU_VFP_ARMV8 (FPU_VFP_V4 | FPU_VFP_EXT_ARMV8)
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#define FPU_NEON_ARMV8 (FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA | FPU_NEON_EXT_ARMV8)
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#define FPU_CRYPTO_ARMV8 (FPU_CRYPTO_EXT_ARMV8)
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#define FPU_VFP_HARD (FPU_VFP_EXT_V1xD | FPU_VFP_EXT_V1 | FPU_VFP_EXT_V2 \
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| FPU_VFP_EXT_V3xD | FPU_VFP_EXT_FMA | FPU_NEON_EXT_FMA \
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| FPU_VFP_EXT_V3 | FPU_NEON_EXT_V1 | FPU_VFP_EXT_D32)
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#define FPU_FPA (FPU_FPA_EXT_V1 | FPU_FPA_EXT_V2)
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/* Deprecated. */
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#define FPU_ARCH_VFP ARM_FEATURE (0, FPU_ENDIAN_PURE)
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#define FPU_ARCH_FPE ARM_FEATURE (0, FPU_FPA_EXT_V1)
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#define FPU_ARCH_FPA ARM_FEATURE (0, FPU_FPA)
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#define FPU_ARCH_VFP_V1xD ARM_FEATURE (0, FPU_VFP_V1xD)
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#define FPU_ARCH_VFP_V1 ARM_FEATURE (0, FPU_VFP_V1)
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#define FPU_ARCH_VFP_V2 ARM_FEATURE (0, FPU_VFP_V2)
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#define FPU_ARCH_VFP_V3D16 ARM_FEATURE (0, FPU_VFP_V3D16)
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#define FPU_ARCH_VFP_V3D16_FP16 \
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ARM_FEATURE (0, FPU_VFP_V3D16 | FPU_VFP_EXT_FP16)
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#define FPU_ARCH_VFP_V3 ARM_FEATURE (0, FPU_VFP_V3)
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#define FPU_ARCH_VFP_V3_FP16 ARM_FEATURE (0, FPU_VFP_V3 | FPU_VFP_EXT_FP16)
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#define FPU_ARCH_VFP_V3xD ARM_FEATURE (0, FPU_VFP_V3xD)
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#define FPU_ARCH_VFP_V3xD_FP16 ARM_FEATURE (0, FPU_VFP_V3xD | FPU_VFP_EXT_FP16)
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#define FPU_ARCH_NEON_V1 ARM_FEATURE (0, FPU_NEON_EXT_V1)
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#define FPU_ARCH_VFP_V3_PLUS_NEON_V1 \
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ARM_FEATURE (0, FPU_VFP_V3 | FPU_NEON_EXT_V1)
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#define FPU_ARCH_NEON_FP16 \
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ARM_FEATURE (0, FPU_VFP_V3 | FPU_NEON_EXT_V1 | FPU_VFP_EXT_FP16)
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#define FPU_ARCH_VFP_HARD ARM_FEATURE (0, FPU_VFP_HARD)
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#define FPU_ARCH_VFP_V4 ARM_FEATURE(0, FPU_VFP_V4)
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#define FPU_ARCH_VFP_V4D16 ARM_FEATURE(0, FPU_VFP_V4D16)
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#define FPU_ARCH_VFP_V4_SP_D16 ARM_FEATURE(0, FPU_VFP_V4_SP_D16)
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#define FPU_ARCH_NEON_VFP_V4 \
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ARM_FEATURE(0, FPU_VFP_V4 | FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA)
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#define FPU_ARCH_VFP_ARMV8 ARM_FEATURE(0, FPU_VFP_ARMV8)
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#define FPU_ARCH_NEON_VFP_ARMV8 ARM_FEATURE(0, FPU_NEON_ARMV8 | FPU_VFP_ARMV8)
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#define FPU_ARCH_CRYPTO_NEON_VFP_ARMV8 \
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ARM_FEATURE(0, FPU_CRYPTO_ARMV8 | FPU_NEON_ARMV8 | FPU_VFP_ARMV8)
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#define ARCH_CRC_ARMV8 ARM_FEATURE(0, CRC_EXT_ARMV8)
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#define FPU_ARCH_ENDIAN_PURE ARM_FEATURE (0, FPU_ENDIAN_PURE)
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#define FPU_ARCH_MAVERICK ARM_FEATURE (0, FPU_MAVERICK)
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#define ARM_ARCH_V1 ARM_FEATURE (ARM_AEXT_V1, 0)
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#define ARM_ARCH_V2 ARM_FEATURE (ARM_AEXT_V2, 0)
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#define ARM_ARCH_V2S ARM_FEATURE (ARM_AEXT_V2S, 0)
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#define ARM_ARCH_V3 ARM_FEATURE (ARM_AEXT_V3, 0)
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#define ARM_ARCH_V3M ARM_FEATURE (ARM_AEXT_V3M, 0)
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#define ARM_ARCH_V4xM ARM_FEATURE (ARM_AEXT_V4xM, 0)
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#define ARM_ARCH_V4 ARM_FEATURE (ARM_AEXT_V4, 0)
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#define ARM_ARCH_V4TxM ARM_FEATURE (ARM_AEXT_V4TxM, 0)
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#define ARM_ARCH_V4T ARM_FEATURE (ARM_AEXT_V4T, 0)
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#define ARM_ARCH_V5xM ARM_FEATURE (ARM_AEXT_V5xM, 0)
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#define ARM_ARCH_V5 ARM_FEATURE (ARM_AEXT_V5, 0)
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#define ARM_ARCH_V5TxM ARM_FEATURE (ARM_AEXT_V5TxM, 0)
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#define ARM_ARCH_V5T ARM_FEATURE (ARM_AEXT_V5T, 0)
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#define ARM_ARCH_V5TExP ARM_FEATURE (ARM_AEXT_V5TExP, 0)
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#define ARM_ARCH_V5TE ARM_FEATURE (ARM_AEXT_V5TE, 0)
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#define ARM_ARCH_V5TEJ ARM_FEATURE (ARM_AEXT_V5TEJ, 0)
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#define ARM_ARCH_V6 ARM_FEATURE (ARM_AEXT_V6, 0)
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#define ARM_ARCH_V6K ARM_FEATURE (ARM_AEXT_V6K, 0)
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#define ARM_ARCH_V6Z ARM_FEATURE (ARM_AEXT_V6Z, 0)
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#define ARM_ARCH_V6ZK ARM_FEATURE (ARM_AEXT_V6ZK, 0)
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#define ARM_ARCH_V6T2 ARM_FEATURE (ARM_AEXT_V6T2, 0)
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#define ARM_ARCH_V6KT2 ARM_FEATURE (ARM_AEXT_V6KT2, 0)
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#define ARM_ARCH_V6ZT2 ARM_FEATURE (ARM_AEXT_V6ZT2, 0)
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#define ARM_ARCH_V6ZKT2 ARM_FEATURE (ARM_AEXT_V6ZKT2, 0)
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#define ARM_ARCH_V6M ARM_FEATURE (ARM_AEXT_V6M, 0)
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#define ARM_ARCH_V6SM ARM_FEATURE (ARM_AEXT_V6SM, 0)
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#define ARM_ARCH_V7 ARM_FEATURE (ARM_AEXT_V7, 0)
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#define ARM_ARCH_V7A ARM_FEATURE (ARM_AEXT_V7A, 0)
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#define ARM_ARCH_V7R ARM_FEATURE (ARM_AEXT_V7R, 0)
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#define ARM_ARCH_V7M ARM_FEATURE (ARM_AEXT_V7M, 0)
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#define ARM_ARCH_V7EM ARM_FEATURE (ARM_AEXT_V7EM, 0)
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#define ARM_ARCH_V8A ARM_FEATURE (ARM_AEXT_V8A, 0)
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/* Some useful combinations: */
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#define ARM_ARCH_NONE ARM_FEATURE (0, 0)
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#define FPU_NONE ARM_FEATURE (0, 0)
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#define ARM_ANY ARM_FEATURE (-1, 0) /* Any basic core. */
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#define FPU_ANY_HARD ARM_FEATURE (0, FPU_FPA | FPU_VFP_HARD | FPU_MAVERICK)
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#define ARM_ARCH_THUMB2 ARM_FEATURE (ARM_EXT_V6T2 | ARM_EXT_V7 | ARM_EXT_V7A | ARM_EXT_V7R | ARM_EXT_V7M | ARM_EXT_DIV, 0)
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/* v7-a+sec. */
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#define ARM_ARCH_V7A_SEC ARM_FEATURE (ARM_AEXT_V7A | ARM_EXT_SEC, 0)
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/* v7-a+mp+sec. */
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#define ARM_ARCH_V7A_MP_SEC \
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ARM_FEATURE (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC, \
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0)
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/* v7-a+idiv+mp+sec+virt. */
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#define ARM_ARCH_V7A_IDIV_MP_SEC_VIRT \
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ARM_FEATURE (ARM_AEXT_V7A | ARM_EXT_MP | ARM_EXT_SEC \
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| ARM_EXT_DIV | ARM_EXT_ADIV \
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| ARM_EXT_VIRT, 0)
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/* v7-r+idiv. */
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#define ARM_ARCH_V7R_IDIV ARM_FEATURE (ARM_AEXT_V7R | ARM_EXT_ADIV, 0)
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/* Features that are present in v6M and v6S-M but not other v6 cores. */
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#define ARM_ARCH_V6M_ONLY ARM_FEATURE (ARM_AEXT_V6M_ONLY, 0)
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/* v8-a+fp. */
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#define ARM_ARCH_V8A_FP ARM_FEATURE (ARM_AEXT_V8A, FPU_ARCH_VFP_ARMV8)
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/* v8-a+simd (implies fp). */
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#define ARM_ARCH_V8A_SIMD ARM_FEATURE (ARM_AEXT_V8A, \
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FPU_ARCH_NEON_VFP_ARMV8)
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/* v8-a+crypto (implies simd+fp). */
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#define ARM_ARCH_V8A_CRYPTOV1 ARM_FEATURE (ARM_AEXT_V8A, \
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FPU_ARCH_CRYPTO_NEON_VFP_ARMV8)
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/* There are too many feature bits to fit in a single word, so use a
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structure. For simplicity we put all core features in one word and
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everything else in the other. */
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typedef struct
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{
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unsigned long core;
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unsigned long coproc;
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} arm_feature_set;
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|
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#define ARM_CPU_HAS_FEATURE(CPU,FEAT) \
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(((CPU).core & (FEAT).core) != 0 || ((CPU).coproc & (FEAT).coproc) != 0)
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|
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|
#define ARM_CPU_IS_ANY(CPU) \
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|
((CPU).core == ((arm_feature_set)ARM_ANY).core)
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|
|
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#define ARM_MERGE_FEATURE_SETS(TARG,F1,F2) \
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|
do { \
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(TARG).core = (F1).core | (F2).core; \
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(TARG).coproc = (F1).coproc | (F2).coproc; \
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} while (0)
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|
|
|
#define ARM_CLEAR_FEATURE(TARG,F1,F2) \
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|
do { \
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|
(TARG).core = (F1).core &~ (F2).core; \
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|
(TARG).coproc = (F1).coproc &~ (F2).coproc; \
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} while (0)
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|
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|
#define ARM_FEATURE(core, coproc) {(core), (coproc)}
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