v0.6.0

Added

• Add a DMA
• Add pv.pack.h xpulpv2 instruction
• Add a script to generate random data to preload the L2 memory
• Add stack overflow simulator warning using dedicated CSR

Fixed

• Measure the wfi stalls and stalls caused by opc properly
• Fix the allocator initialization
• After building GCC, copy riscv.ld required for cMake to install folder
• Disable GCC tree-loop-distribute-patterns optimizations causing stack overflows
• Disable problematic GCC memset and memcpy built-in functions

Changed

• Increase the default AXI width to 512 for MemPool and TeraPool
• Register all control signals at hierarchy boundaries
• Upgrade to LLVM 14
• Support multiple outstanding wake-up calls in Snitch
• Clean out tracing script and improve the traces' size and checks
• Replace NUM_CORES and similar macros with function calls in software
• Fix CI runner to Ubuntu 20.04 and Python to version 3.8