标签：des style blog http color io os ar strong
/* * Copyright (c) 2014 ARM Ltd * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the company may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY ARM LTD ``AS IS‘‘ AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL ARM LTD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $FreeBSD$ */ #ifndef __ARM_ARCH /* ACLE standardises a set of pre-defines that describe the ARM architecture. These were mostly implemented in GCC around GCC-4.8; older versions have no, or only partial support. To provide a level of backwards compatibility we try to work out what the definitions should be, given the older pre-defines that GCC did produce. This isn‘t complete, but it should be enough for use by routines that depend on this header. */ /* No need to handle ARMv8, GCC had ACLE support before that. */ #define __ARM_ACLE 101 # ifdef __ARM_ARCH_7__ /* The common subset of ARMv7 in all profiles. */ # define __ARM_ARCH 7 # define __ARM_ARCH_ISA_THUMB 2 # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_LDREX 7 # define __ARM_FEATURE_UNALIGNED # endif # if defined (__ARM_ARCH_7A__) || defined (__ARM_ARCH_7R__) # define __ARM_ARCH 7 # define __ARM_ARCH_ISA_THUMB 2 # define __ARM_ARCH_ISA_ARM # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_SIMD32 # define __ARM_FEATURE_DSP # define __ARM_FEATURE_QBIT # define __ARM_FEATURE_SAT # define __ARM_FEATURE_LDREX 15 # define __ARM_FEATURE_UNALIGNED # ifdef __ARM_ARCH_7A__ # define __ARM_ARCH_PROFILE ‘A‘ # else # define __ARM_ARCH_PROFILE ‘R‘ # endif # endif # ifdef __ARM_ARCH_7EM__ # define __ARM_ARCH 7 # define __ARM_ARCH_ISA_THUMB 2 # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_SIMD32 # define __ARM_FEATURE_DSP # define __ARM_FEATURE_QBIT # define __ARM_FEATURE_SAT # define __ARM_FEATURE_LDREX 7 # define __ARM_FEATURE_UNALIGNED # define __ARM_ARCH_PROFILE ‘M‘ # endif # ifdef __ARM_ARCH_7M__ # define __ARM_ARCH 7 # define __ARM_ARCH_ISA_THUMB 2 # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_QBIT # define __ARM_FEATURE_SAT # define __ARM_FEATURE_LDREX 7 # define __ARM_FEATURE_UNALIGNED # define __ARM_ARCH_PROFILE ‘M‘ # endif # ifdef __ARM_ARCH_6T2__ # define __ARM_ARCH 6 # define __ARM_ARCH_ISA_THUMB 2 # define __ARM_ARCH_ISA_ARM # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_SIMD32 # define __ARM_FEATURE_DSP # define __ARM_FEATURE_QBIT # define __ARM_FEATURE_SAT # define __ARM_FEATURE_LDREX 4 # define __ARM_FEATURE_UNALIGNED # endif # ifdef __ARM_ARCH_6M__ # define __ARM_ARCH 6 # define __ARM_ARCH_ISA_THUMB 1 # define __ARM_ARCH_PROFILE ‘M‘ # endif # if defined (__ARM_ARCH_6__) || defined (__ARM_ARCH_6J__) || defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6Z__) || defined (__ARM_ARCH_6ZK__) # define __ARM_ARCH 6 # define __ARM_ARCH_ISA_THUMB 1 # define __ARM_ARCH_ISA_ARM # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_SIMD32 # define __ARM_FEATURE_DSP # define __ARM_FEATURE_QBIT # define __ARM_FEATURE_SAT # define __ARM_FEATURE_UNALIGNED # ifndef __thumb__ # if defined (__ARM_ARCH_6K__) || defined (__ARM_ARCH_6ZK__) # define __ARM_FEATURE_LDREX 15 # else # define __ARM_FEATURE_LDREX 4 # endif # endif # endif # if defined (__ARM_ARCH_5TE__) || defined (__ARM_ARCH_5E__) # define __ARM_ARCH 5 # define __ARM_ARCH_ISA_ARM # ifdef __ARM_ARCH_5TE__ # define __ARM_ARCH_ISA_THUMB 1 # endif # define __ARM_FEATURE_CLZ # define __ARM_FEATURE_DSP # endif # if defined (__ARM_ARCH_5T__) || defined (__ARM_ARCH_5__) # define __ARM_ARCH 5 # define __ARM_ARCH_ISA_ARM # ifdef __ARM_ARCH_5TE__ # define __ARM_ARCH_ISA_THUMB 1 # endif # define __ARM_FEATURE_CLZ # endif # ifdef __ARM_ARCH_4T__ # define __ARM_ARCH 4 # define __ARM_ARCH_ISA_ARM # define __ARM_ARCH_ISA_THUMB 1 # endif # ifdef __ARM_ARCH_4__ # define __ARM_ARCH 4 # define __ARM_ARCH_ISA_ARM # endif # if defined (__ARM_ARCH_3__) || defined (__ARM_ARCH_3M__) # define __ARM_ARCH 3 # define __ARM_ARCH_ISA_ARM # endif # ifdef __ARM_ARCH_2__ # define __ARM_ARCH 2 # define __ARM_ARCH_ISA_ARM # endif # ifdef __ARMEB__ # define __ARM_BIG_ENDIAN # endif /* If we still don‘t know what the target architecture is, then we‘re probably not using GCC. */ # ifndef __ARM_ARCH # error Unable to determine architecture version. # endif #endif /* __ARM_ARCH */
http://en.wikipedia.org/wiki/ARM_architecture
| Architecture | Bit width | Cores designed by ARM Holdings | Cores designed by third parties | Cortex profile | References |
|---|---|---|---|---|---|
| ARM1 | |||||
| ARM2, ARM3 | Amber, STORM Open Soft Core[28] | ||||
| ARM6, ARM7 | |||||
| ARM8 | StrongARM, FA526 | ||||
| ARM7TDMI, ARM9TDMI | |||||
| ARM7EJ, ARM9E, ARM10E | XScale, FA626TE, Feroceon, PJ1/Mohawk | ||||
| ARM11 | |||||
| ARM Cortex-M0, ARM Cortex-M0+, ARM Cortex-M1 | Microcontroller | ||||
| ARM Cortex-M3 | |||||
| ARM Cortex-M4 | |||||
| ARM Cortex-R4, ARM Cortex-R5, ARM Cortex-R7 | |||||
| ARM Cortex-A5, ARM Cortex-A7, ARM Cortex-A8, ARM Cortex-A9, ARM Cortex-A12, ARM Cortex-A15, ARM Cortex-A17 | Krait, Scorpion, PJ4/Sheeva, Apple A6/A6X (Swift) | ||||
| ARM Cortex-A53, ARM Cortex-A57[29] | X-Gene, Denver, Apple A7 (Cyclone), AMD K12 | ||||
| No announcements yet |
A list of vendors who implement ARM cores in their design (application specific standard products (ASSP), microprocessor and microcontrollers) is provided by ARM Holdings.[34]
| ARM family | ARM architecture | ARM core | Feature | Cache (I / D),MMU | Typical MIPS @MHz |
|---|---|---|---|---|---|
| ARM1 | ARMv1 | ARM1 | First implementation | None | |
| ARM2 | ARMv2 | ARM2 | ARMv2 added the MUL (multiply) instruction | None | 4 MIPS @ 8 MHz 0.33 DMIPS/MHz |
| ARMv2a | ARM250 | Integrated MEMC (MMU), graphics and I/O processor. ARMv2a added the SWP and SWPB (swap) instructions | None, MEMC1a | 7 MIPS @ 12 MHz | |
| ARM3 | ARMv2a | ARM3 | First integrated memory cache | 4 KB unified | 12 MIPS @ 25 MHz 0.50 DMIPS/MHz |
| ARM6 | ARMv3 | ARM60 | ARMv3 first to support 32-bit memory address space (previously 26-bit) | None | 10 MIPS @ 12 MHz |
| ARM600 | As ARM60, cache and coprocessor bus (for FPA10 floating-point unit) | 4 KB unified | 28 MIPS @ 33 MHz | ||
| ARM610 | As ARM60, cache, no coprocessor bus | 4 KB unified | 17 MIPS @ 20 MHz 0.65 DMIPS/MHz |
||
| ARM7 | ARMv3 | ARM700 | 8 KB unified | 40 MHz | |
| ARM710 | As ARM700, no coprocessor bus | 8 KB unified | 40 MHz | ||
| ARM710a | As ARM710 | 8 KB unified | 40 MHz 0.68 DMIPS/MHz |
||
| ARM7TDMI | ARMv4T | ARM7TDMI(-S) | 3-stage pipeline, Thumb, ARMv4 first to drop legacy ARM26-bit addressing | None | 15 MIPS @ 16.8 MHz 63 DMIPS @ 70 MHz |
| ARM710T | As ARM7TDMI, cache | 8 KB unified, MMU | 36 MIPS @ 40 MHz | ||
| ARM720T | As ARM7TDMI, cache | 8 KB unified, MMU with FCSE (Fast Context Switch Extension) | 60 MIPS @ 59.8 MHz | ||
| ARM740T | As ARM7TDMI, cache | MPU | |||
| ARM7EJ | ARMv5TEJ | ARM7EJ-S | 5-stage pipeline, Thumb, Jazelle DBX, Enhanced DSP instructions | None | |
| ARM8 | ARMv4 | ARM810[4][5] | 5-stage pipeline, static branch prediction, double-bandwidth memory | 8 KB unified, MMU | 84 MIPS @ 72 MHz 1.16 DMIPS/MHz |
| ARM9TDMI | ARMv4T | ARM9TDMI | 5-stage pipeline, Thumb | None | |
| ARM920T | As ARM9TDMI, cache | 16 KB / 16 KB, MMU with FCSE (Fast Context Switch Extension)[6] | 200 MIPS @ 180 MHz | ||
| ARM922T | As ARM9TDMI, caches | 8 KB / 8 KB, MMU | |||
| ARM940T | As ARM9TDMI, caches | 4 KB / 4 KB, MPU | |||
| ARM9E | ARMv5TE | ARM946E-S | Thumb, Enhanced DSP instructions, caches | Variable, tightly coupled memories, MPU | |
| ARM966E-S | Thumb, Enhanced DSP instructions | No cache, TCMs | |||
| ARM968E-S | As ARM966E-S | No cache, TCMs | |||
| ARMv5TEJ | ARM926EJ-S | Thumb, Jazelle DBX, Enhanced DSP instructions | Variable, TCMs, MMU | 220 MIPS @ 200 MHz | |
| ARMv5TE | ARM996HS | Clockless processor, as ARM966E-S | No caches, TCMs, MPU | ||
| ARM10E | ARMv5TE | ARM1020E | 6-stage pipeline, Thumb, Enhanced DSP instructions, (VFP) | 32 KB / 32 KB, MMU | |
| ARM1022E | As ARM1020E | 16 KB / 16 KB, MMU | |||
| ARMv5TEJ | ARM1026EJ-S | Thumb, Jazelle DBX, Enhanced DSP instructions, (VFP) | Variable, MMU or MPU | ||
| ARM11 | ARMv6 | ARM1136J(F)-S[7] | 8-stage pipeline, SIMD, Thumb, Jazelle DBX, (VFP), Enhanced DSP instructions | Variable, MMU | 740 @ 532–665 MHz (i.MX31 SoC), 400–528 MHz |
| ARMv6T2 | ARM1156T2(F)-S | 8-stage pipeline, SIMD, Thumb-2, (VFP), Enhanced DSP instructions | Variable, MPU | ||
| ARMv6Z | ARM1176JZ(F)-S | As ARM1136EJ(F)-S | Variable, MMU + TrustZone | 965 DMIPS @ 772 MHz, up to 2,600 DMIPS with four processors[8] | |
| ARMv6K | ARM11 MPCore | As ARM1136EJ(F)-S, 1–4 core SMP | Variable, MMU | ||
| SecurCore | ARMv6-M | SC000 | 0.9 DMIPS/MHz | ||
| ARMv4T | SC100 | ||||
| ARMv7-M | SC300 | 1.25 DMIPS/MHz | |||
| Cortex-M | ARMv6-M | Cortex-M0[9] | Microcontroller profile, Thumb + Thumb-2 subset (BL, MRS, MSR, ISB, DSB, DMB),[10] hardware multiply instruction (optional small), optional system timer, optional bit-banding memory | Optional cache, no TCM, no MPU | 0.84 DMIPS/MHz |
| Cortex-M0+[11] | Microcontroller profile, Thumb + Thumb-2 subset (BL, MRS, MSR, ISB, DSB, DMB),[10] hardware multiply instruction (optional small), optional system timer, optional bit-banding memory | Optional cache, no TCM, optional MPU with 8 regions | 0.93 DMIPS/MHz | ||
| Cortex-M1[12] | Microcontroller profile, Thumb + Thumb-2 subset (BL, MRS, MSR, ISB, DSB, DMB),[10] hardware multiply instruction (optional small), OS option adds SVC / banked stack pointer, optional system timer, no bit-banding memory | Optional cache, 0-1024 KB I-TCM, 0-1024 KB D-TCM, no MPU | 136 DMIPS @ 170 MHz,[13](0.8 DMIPS/MHz FPGA-dependent)[14] | ||
| ARMv7-M | Cortex-M3[15] | Microcontroller profile, Thumb / Thumb-2, hardware multiply and divide instructions, optional bit-banding memory | Optional cache, no TCM, optional MPU with 8 regions | 1.25 DMIPS/MHz | |
| ARMv7E-M | Cortex-M4[16] | Microcontroller profile, Thumb / Thumb-2 / DSP / optional FPv4 single-precision FPU, hardware multiply and divide instructions, optional bit-banding memory | Optional cache, no TCM, optional MPU with 8 regions | 1.25 DMIPS/MHz | |
| Cortex-R | ARMv7-R | Cortex-R4[17] | Real-time profile, Thumb / Thumb-2 / DSP / optional VFPv3 FPU, hardware multiply and optional divide instructions, optional parity & ECC for internal buses / cache / TCM, 8-stage pipeline dual-core running lockstepwith fault logic | 0–64 KB / 0–64 KB, 0–2 of 0–8 MB TCM, opt MPU with 8/12 regions | |
| Cortex-R5 (MPCore)[18] | Real-time profile, Thumb / Thumb-2 / DSP / optional VFPv3 FPU and precision, hardware multiply and optional divide instructions, optional parity & ECC for internal buses / cache / TCM, 8-stage pipeline dual-core running lock-step with fault logic / optional as 2 independent cores, low-latency peripheral port (LLPP), accelerator coherency port (ACP)[19] | 0–64 KB / 0–64 KB, 0–2 of 0–8 MB TCM, opt MPU with 12/16 regions | |||
| Cortex-R7 (MPCore)[20] | Real-time profile, Thumb / Thumb-2 / DSP / optional VFPv3 FPU and precision, hardware multiply and optional divide instructions, optional parity & ECC for internal buses / cache / TCM, 11-stage pipeline dual-core running lock-step with fault logic / out-of-order execution / dynamic register renaming / optional as 2 independent cores, low-latency peripheral port (LLPP), ACP[19] | 0–64 KB / 0–64 KB, ? of 0–128 KB TCM, opt MPU with 16 regions | |||
| Cortex-A | ARMv7-A | Cortex-A5[21] | Application profile, ARM / Thumb / Thumb-2 / DSP / SIMD / Optional VFPv4-D16 FPU / Optional NEON / Jazelle RCT and DBX, 1–4 cores / optional MPCore, snoop control unit (SCU), generic interrupt controller (GIC), accelerator coherence port (ACP) | 4-64 KB / 4-64 KB L1, MMU + TrustZone | 1.57 DMIPS/MHz per core |
| Cortex-A7 MPCore[22] | Application profile, ARM / Thumb / Thumb-2 / DSP / VFPv4-D16 FPU / NEON / Jazelle RCT and DBX / Hardware virtualization, in-order execution, superscalar, 1–4 SMP cores, Large Physical Address Extensions (LPAE), snoop control unit (SCU), generic interrupt controller (GIC), ACP, architecture and feature set are identical to A15, 8-10 stage pipeline, low-power design[23] | 32 KB / 32 KB L1, 0–4 MB L2, MMU + TrustZone | 1.9 DMIPS/MHz per core | ||
| Cortex-A8[24] | Application profile, ARM / Thumb / Thumb-2 / VFPv3 FPU / NEON / Jazelle RCT and DAC, 13-stage superscalarpipeline | 16-32 KB / 16–32 KB L1, 0–1 MB L2 opt ECC, MMU + TrustZone | Up to 2000 (2.0 DMIPS/MHz in speed from 600 MHz to greater than 1 GHz) | ||
| Cortex-A9 MPCore[25] | Application profile, ARM / Thumb / Thumb-2 / DSP / Optional VFPv3 FPU / Optional NEON / Jazelle RCT and DBX, out-of-order speculative issue superscalar, 1–4 SMP cores, snoop control unit (SCU), generic interrupt controller (GIC), accelerator coherence port (ACP) | 16–64 KB / 16–64 KB L1, 0–8 MB L2 opt parity, MMU + TrustZone | 2.5 DMIPS/MHz per core, 10,000 DMIPS @ 2 GHz on Performance Optimized TSMC40G (dual-core) | ||
| Cortex-A12[26] | Application profile, ARM / Thumb-2 / DSP / VFPv4 FPU / NEON / Hardware virtualization, out-of-order speculative issue superscalar, 1–4 SMP cores, Large Physical Address Extensions (LPAE), snoop control unit (SCU), generic interrupt controller (GIC), accelerator coherence port (ACP) | 32-64 KB / 32 KB L1, 256 KB-8 MB L2 | 3.0 DMIPS/MHz per core | ||
| Cortex-A15 MPCore[27] | Application profile, ARM / Thumb / Thumb-2 / DSP / VFPv4 FPU / NEON / Integer divide / Fused MAC / Jazelle RCT / Hardware virtualization, out-of-order speculative issue superscalar, 1–4 SMP cores, Large Physical Address Extensions (LPAE), snoop control unit (SCU), generic interrupt controller (GIC), ACP, 15-24 stage pipeline[23] | 32 KB w/parity / 32 KB w/ECCL1, 0–4 MB L2, L2 has ECC, MMU + TrustZone | At least 3.5 DMIPS/MHz per core (up to 4.01 DMIPS/MHz depending on implementation)[28] | ||
| Cortex-A17 MPCore | Application profile, ARM / Thumb / Thumb-2 / DSP / VFPv4 FPU / NEON / Integer divide / Fused MAC / Jazelle RCT / Hardware virtualization, out-of-order speculative issue superscalar, 1–4 SMP cores, Large Physical Address Extensions (LPAE), snoop control unit (SCU), generic interrupt controller (GIC), ACP | MMU + TrustZone | |||
| Cortex-A50 | ARMv8-A | Cortex-A53[29] | Application profile, AArch32 and AArch64, 1-4 SMP cores, Trustzone, NEON advanced SIMD, VFPv4, hardware virtualization, dual issue, in-order pipeline | 8-64 KB w/parity / 8-64 KB w/ECC L1 per core, 128 KB-2 MB L2 shared, 40-bit physical addresses | 2.3 DMIPS/MHz |
| Cortex-A57[30] | Application profile, AArch32 and AArch64, 1-4 SMP cores, Trustzone, NEON advanced SIMD, VFPv4, hardware virtualization, multi-issue, deeply out-of-order pipeline | 48 KB w/DED parity / 32 KB w/ECC L1 per core, 512 KB-2 MB L2 shared, 44-bit physical addresses | At least 4.1 DMIPS/MHz per core (up to 4.76 DMIPS/MHz depending on implementation) | ||
| ARM family | ARM architecture | ARM core | Feature | Cache (I / D),MMU | Typical MIPS @ MHz |
These cores implement the ARM instruction set, and were developed independently by companies with an architectural license from ARM.
| Family | Instruction set | Microarchitecture | Feature | Cache (I / D), MMU | Typical MIPS @ MHz |
|---|---|---|---|---|---|
| StrongARM | ARMv4 | SA-110 | 5-stage pipeline | 16 KB / 16 KB, MMU | 100–206 MHz 1.0 DMIPS/MHz |
| SA-1100 | derivative of the SA-110 | 16 KB / 8 KB, MMU | |||
| Faraday[31] | ARMv4 | FA510 | 6-stage pipeline | Up to 32 KB / 32 KB cache, MPU | 1.26 DMIPS/MHz 100–200 MHz |
| FA526 | Up to 32 KB / 32 KB cache, MMU | 1.26 MIPS/MHz 166-300 MHz |
|||
| FA626 | 8-stage pipeline | 32 KB / 32 KB cache, MMU | 1.35 DMIPS/MHz 500 MHz |
||
| ARMv5TE | FA606TE | 5-stage pipeline | No cache, no MMU | 1.22 DMIPS/MHz 200 MHz |
|
| FA626TE | 8-stage pipeline | 32 KB / 32 KB cache, MMU | 1.43 MIPS/MHz 800 MHz |
||
| FMP626TE | 8-stage pipeline, SMP | 1.43 MIPS/MHz 500 MHz |
|||
| FA726TE | 13 stage pipeline, dual issue | 2.4 DMIPS/MHz 1000 MHz |
|||
| XScale | ARMv5TE | XScale | 7-stage pipeline, Thumb, Enhanced DSP instructions | 32 KB / 32 KB, MMU | 133–400 MHz |
| Bulverde | Wireless MMX, Wireless SpeedStep added | 32 KB / 32 KB, MMU | 312–624 MHz | ||
| Monahans[32] | Wireless MMX2 added | 32 KB / 32 KB (L1), optional L2 cache up to 512 KB, MMU | Up to 1.25 GHz | ||
| MarvellSheeva | ARMv5 | Feroceon | 5-8 stage pipeline, single-issue | 16 KB / 16 KB, MMU | 600–2000 MHz |
| Jolteon | 5-8 stage pipeline, dual-issue | 32 KB / 32 KB, MMU | |||
| PJ1 (Mohawk) | 5-8 stage pipeline, single-issue, Wireless MMX2 | 32 KB / 32 KB, MMU | 1.46 DMIPS/MHz 1.06 GHz |
||
| ARMv6 / ARMv7-A | PJ4 | 6-9 stage pipeline, dual-issue, Wireless MMX2, SMP | 32 KB / 32 KB, MMU | 2.41 DMIPS/MHz 1.6 GHz |
|
| Snapdragon | ARMv7-A | Scorpion[33] | 1 or 2 cores. ARM / Thumb / Thumb-2 / DSP / SIMD / VFPv3 FPU / NEON (128-bit wide) | 256 KB L2 per core | 2.1 DMIPS/MHz per core |
| Krait[33] | 1, 2, or 4 cores. ARM / Thumb / Thumb-2 / DSP / SIMD / VFPv4 FPU / NEON (128-bit wide) | 4 KB / 4 KB L0, 16 KB / 16 KB L1, 512 KB L2 per core | 3.3 DMIPS/MHz per core | ||
| Apple A6, Apple A6X |
ARMv7-A | Swift[34] | 2 cores. ARM / Thumb / Thumb-2 / DSP / SIMD / VFPv4 FPU / NEON | L1: 32 KB / 32 KB, L2: 1 MB | 3.5 DMIPS/MHz per core |
| Apple A7 | ARMv8-A | Cyclone | 2 cores. ARM / Thumb / Thumb-2 / DSP / SIMD / VFPv4 FPU / NEON / TrustZone /AArch64 | L1: 64 KB / 64 KB, L2: 1 MB | 1.3 GHz |
| Apple A8 | ARMv8-A | Cyclone gen 2 | 2 cores. ARM / Thumb / Thumb-2 / DSP / SIMD / VFPv4 FPU / NEON / TrustZone /AArch64 | L1: (unknown);KB, L2: (unknown);MB | 1.4 GHz |
| X-Gene | ARMv8-A | X-Gene | 64-bit, quad issue, SMP, 64 cores[35] | Cache, MMU, virtualization | 3 GHz |
| Denver | ARMv8-A | Denver | 64-bit | 128 KB I / 64 KB D | Up to 2.5 GHz |
| ThunderX | ARMv8-A | ThunderX | 8-16 / 24-48 cores (×2 w/two chips). 64-bit | Up to 2.5 GHz |
The following table lists each core by the year it was announced.[36][37]
| Year | Classic cores | Cortex cores | ||||||
|---|---|---|---|---|---|---|---|---|
| ARM7 | ARM8 | ARM 9 | ARM10 | ARM11 | Embedded | Real-time | Application | |
| 1996 | ARM810 | |||||||
| 1997 | ARM9TDMI | |||||||
| 1998 | ARM7TDMI(-S) | |||||||
| 1999 | ||||||||
| 2000 | ||||||||
| 2001 | ||||||||
| 2002 | ARM1136J(F)-S | |||||||
| 2003 | ARM966E-S ARM968E-S |
ARM1156T2(F)-S ARM1176JZ(F)-S |
||||||
| 2004 | Cortex-M3 | |||||||
| 2005 | Cortex-A8 | |||||||
| 2006 | ARM996HS | |||||||
| 2007 | Cortex-M1 | Cortex-A9 | ||||||
| 2008 | ||||||||
| 2009 | Cortex-M0 | Cortex-A5 | ||||||
| 2010 | Cortex-M4 | Cortex-A15 | ||||||
| 2011 | Cortex-R4 Cortex-R5 Cortex-R7 |
Cortex-A7 | ||||||
| 2012 | Cortex-M0+ | Cortex-A53 Cortex-A57 |
||||||
| 2013 | Cortex-A12 | |||||||
| 2014 | Cortex-A17 |
|||||||
标签：des style blog http color io os ar strong
原文地址：http://www.cnblogs.com/shangdawei/p/3969385.html
