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DesignWare ARC AXC003 CPU Card User Guide
AXC003 Processor FPGA Overview
Synopsys, Inc.
Version 6323-018
May 2017
Table 6
Main Features of the ARC Cores
Feature
ARC HS36
ARC HS38x2
Number of cores
1
2
I-Cache (bytes)
Associativity
Cache-line size
64K
2-way
32 bytes
64K
4-way
64 bytes
D-Cache (bytes)
Cache-line size
64K
32 bytes
64K
64 bytes
Internal memory
(bytes)
256K DCCM
256K ICCM0
No
Core interface
AXI (64-bit)
AXI (64-bit)
Core extensions
32x32 multiply
Dual and quad MAC
SIMD instructions
Timer0
Timer1
Load/Store Unit
LLOCK/SCOND instructions
Branch prediction unit
- branch cache: 512
- predictors: 8192
- return address stack: 4
- branch cache tag size: 4
- top of stack queue: 5
- instruction fetch buffer: 2
Radix-4 hardware divider
Real-time clock
Real-time trace
32x32 multiply
Dual and quad MAC
SIMD instructions
Timer0
Timer1
Load/Store Unit
LLOCK/SCOND instructions
Branch prediction unit
- branch cache: 512
- predictors: 8192
- return address stack: 4
- branch cache tag size: 4
- top of stack queue: 5
- instruction fetch buffer: 2
Radix-4 hardware divider
Real-time trace
Floating point
Double-precision instructions
Divide and square-root instructions
Multiply and accumulate instructions
Double-precision instructions
Divide and square-root instructions
Multiply and accumulate instructions
Multi-Core
Inter-core Interrupt Unit
Inter-core Semaphore Unit
Inter-core Message Unit
Inter-core Debug Unit
Global Real-Time Counter Unit
Coherency Unit
no
yes
I/O Coherency
no
yes
Memory
Memory Protection Unit
Memory Management Unit
System-level cache (512k)