Vortex 2.0 changes:

+ Microarchitecture optimizations
+ 64-bit support
+ Xilinx FPGA support
+ LLVM-16 support
+ Refactoring and quality control fixes

README.md

@@ -1,22 +1,25 @@
 [![Build Status](https://travis-ci.com/vortexgpgpu/vortex.svg?branch=master)](https://travis-ci.com/vortexgpgpu/vortex)
 [![codecov](https://codecov.io/gh/vortexgpgpu/vortex/branch/master/graph/badge.svg)](https://codecov.io/gh/vortexgpgpu/vortex)
 
-# Vortex OpenGPU
+# Vortex GPGPU
 
-Vortex is a full-system RISCV-based GPGPU processor.
+Vortex is a full-stack open-source RISC-V GPGPU.
 
 ## Specifications
 
-- Support RISC-V RV32IMF ISA
-- Performance: 
-    - 1024 total threads running at 250 MHz
-    - 128 Gflops of compute bandwidth
-    - 16 GB/s of memory bandwidth
-- Scalability: up to 64 cores with optional L2 and L3 caches
-- Software: OpenCL 1.2 Support 
+- Support RISC-V RV32IMAF and RV64IMAFD
+- Microarchitecture:
+    - configurable number of cores, warps, and threads.
+    - configurable number of ALU, FPU, LSU, and SFU units per core.
+    - configurable pipeline issue width.
+    - optional shared memory, L1, L2, and L3 caches.
+- Software: 
+    - OpenCL 1.2 Support.
 - Supported FPGAs: 
-    - Intel Arria 10
-    - Intel Stratix 10
+    - Altera Arria 10
+    - Altera Stratix 10
+    - Xilinx Alveo U50, U250, U280
+    - Xilinx Versal VCK5000
 
 ## Directory structure
 
@@ -38,6 +41,11 @@ Vortex is a full-system RISCV-based GPGPU processor.
 - [LLVM](https://llvm.org/)
 - [RISCV-GNU-TOOLCHAIN](https://github.com/riscv-collab/riscv-gnu-toolchain)
 - [Verilator](https://www.veripool.org/verilator)
+- [FpNew](https://github.com/pulp-platform/fpnew.git)
+- [SoftFloat](https://github.com/ucb-bar/berkeley-softfloat-3.git)
+- [Ramulator](https://github.com/CMU-SAFARI/ramulator.git)
+- [Yosys](https://github.com/YosysHQ/yosys)
+- [Sv2v](https://github.com/zachjs/sv2v)
 ### Install development tools 
     $ sudo apt-get install build-essential
     $ sudo apt-get install git
@@ -45,8 +53,19 @@ Vortex is a full-system RISCV-based GPGPU processor.
     $ git clone --recursive https://github.com/vortexgpgpu/vortex.git
     $ cd Vortex
 ### Install prebuilt toolchain
-    $ ./ci/toolchain_install.sh -all
+    $ ./ci/toolchain_install.sh --all
+
+    By default, the toolchain will install to /opt folder. 
+    You can install the toolchain to a different directory by overiding DESTDIR.
+
+    $ DESTDIR=$TOOLDIR ./ci/toolchain_install.sh --all
+    $ export VORTEX_HOME=$TOOLDIR/vortex
+    $ export LLVM_VORTEX=$TOOLDIR/llvm-vortex
+    $ export LLVM_POCL=$TOOLDIR/llvm-pocl
+    $ export RISCV_TOOLCHAIN_PATH=$TOOLDIR/riscv-gnu-toolchain
+    $ export VERILATOR_ROOT=$TOOLDIR/verilator
+    $ export PATH=$VERILATOR_ROOT/bin:$PATH 
 ### Build Vortex sources
     $ make -s
 ### Quick demo running vecadd OpenCL kernel on 2 cores
-    $ ./ci/blackbox.sh --driver=rtlsim --cores=2 --app=vecadd
+    $ ./ci/blackbox.sh --cores=2 --app=vecadd