#!/bin/bash
# VCS Compilation for WALLY
# Divya Kohli, Rose Thompson, David Harris 2024
# Note: VCS produces warning about unsupported Linux Version, but runs successfully
# SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1

CFG=${WALLY}/config
SRC=${WALLY}/src 
TB=${WALLY}/testbench
# Set CONFIG_VARIANT from the first script argument
#CONFIG_VARIANT=${1:-rv64i}
CONFIG_VARIANT=${1}
# Set TESTSUITE from the second script argument
TESTSUITE=$2
WKDIR=wkdir/${1}_${2}

if [ ! -d "$WKDIR" ]; then
    #echo "Directory $WKDIR does not exist. Creating it now..."
    mkdir -p "$WKDIR"
    if [ $? -eq 0 ]; then
        echo "Directory $WKDIR created successfully."
    else
        echo "Failed to create directory $WKDIR."
        exit 1
    fi
else
    echo "Directory $WKDIR already exists."
fi

if [[ -n "$4" ]]; then
    GUI="-gui"
else
    GUI=""
fi

INCLUDE_DIRS=$(find ${SRC} -type d | xargs -I {} echo -n "{} ")
SOURCE_PATH="+incdir+${CFG}/${CONFIG_VARIANT} +incdir+${CFG}/deriv/${CONFIG_VARIANT} +incdir+${CFG}/shared +define+ +define+P.XLEN=64  +define+FPGA=0 +incdir+${TB} ${SRC}/cvw.sv +incdir+${SRC}" 

SIMFILES="$INCLUDE_DIRS $(find ${SRC} -name "*.sv" ! -path "${SRC}/generic/clockgater.sv" ! -path "${SRC}/generic/mem/rom1p1r_128x64.sv" ! -path "${SRC}/generic/mem/ram2p1r1wbe_128x64.sv" ! -path "${SRC}/generic/mem/rom1p1r_128x32.sv" ! -path "${SRC}/generic/mem/ram2p1r1wbe_512x64.sv")  ${TB}/testbench.sv $(find ${TB}/common -name "*.sv" ! -path "${TB}/common/wallyTracer.sv")" 
OUTPUT="sim_out"

clean() {
    rm -rf ${WKDIR}/*
}

# Clean and run simulation with VCS
clean
#vcs +lint=all,noGCWM -simprofile -sverilog +vc -Mupdate -line -full64 -kdb -lca -debug_access+all+reverse -v2k_generate  ${SOURCE_PATH} +define+TEST=$TESTSUITE $SIMFILES -o $OUTPUT -error=NOODV
# lint ignores Unused Inputs (UI), Unnamed Assertipons (SVA-UA), Dynamic Type Sensitivty [IDTS], Null Statement [NS], Unequal Length in Comparison Operation [ULCO]
vcs +lint=all,noGCWM,noUI,noSVA-UA,noIDTS,noNS,noULCO,noCAWM-L,noWMIA-L,noSV-PIU -simprofile -suppress -sverilog +vc -Mupdate -line -full64 -kdb -lca -debug_access+all+reverse  ${SOURCE_PATH} $SIMFILES -o ${WKDIR}/$OUTPUT  -simdir ${WKDIR} -error=NOODV -work ${WKDIR} ${GUI}
./${WKDIR}/$OUTPUT +TEST=${TESTSUITE}  +fsdb+gate=off  | tee ${WKDIR}/${WKDIR}.out