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https://github.com/openhwgroup/cvw
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VCS Simulation Passed
This commit is contained in:
Divya2030
parent
8c3cbede40
commit
a3f1a274d2
14
bin/wsim
14
bin/wsim
@ -34,8 +34,8 @@ if (args.gui):
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exit(1)
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if (args.coverage):
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if (args.sim != "questa"):
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print("Coverage option only available for Questa")
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if args.sim not in ["questa", "vcs"]:
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print("Coverage option only available for Questa and VCS")
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exit(1)
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if (args.vcd):
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@ -79,12 +79,10 @@ elif (args.sim == "verilator"):
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os.system(f"/usr/bin/make -C {regressionDir}/verilator WALLYCONF={args.config} TEST={args.testsuite} EXTRA_ARGS='{args.args}'")
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elif (args.sim == "vcs"):
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print(f"Running VCS on " + args.config + " " + args.testsuite)
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if (args.coverage):
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print("Coverage option not available for VCS")
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exit(1)
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if (args.gui):
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cmd = cd + "; ./run_vcs " + args.config + " " + args.testsuite + " " + args.tb + " " + "1"
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else:
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cmd = cd + "; ./run_vcs " + args.config + " " + "\""+args.testsuite+"\""
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args.args += "gui"
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elif (args.coverage):
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args.args += "coverage"
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cmd = cd + "; ./run_vcs " + args.config + " " + args.testsuite + " " + args.args
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print(cmd)
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os.system(cmd)
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108
sim/vcs/run_vcs
108
sim/vcs/run_vcs
@ -4,48 +4,108 @@
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# Note: VCS produces warning about unsupported Linux Version, but runs successfully
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# SPDX-License-Identifier: Apache-2.0 WITH SHL-2.1
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CFG=${WALLY}/config
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SRC=${WALLY}/src
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TB=${WALLY}/testbench
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# Color Definitions
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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# Directories
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CFG="${WALLY}/config"
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SRC="${WALLY}/src"
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TB="${WALLY}/testbench"
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# Set CONFIG_VARIANT from the first script argument
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#CONFIG_VARIANT=${1:-rv64i}
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CONFIG_VARIANT=${1}
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# Set TESTSUITE from the second script argument
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TESTSUITE=$2
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WKDIR=wkdir/${1}_${2}
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if [ ! -d "$WKDIR" ]; then
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#echo "Directory $WKDIR does not exist. Creating it now..."
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mkdir -p "$WKDIR"
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if [ $? -eq 0 ]; then
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echo "Directory $WKDIR created successfully."
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WKDIR="wkdir/${1}_${2}"
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COV="cov/${1}_${2}"
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LOGS="logs"
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clean_logs() {
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echo -e "${YELLOW}Cleaning up workspace...${NC}"
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rm -rf wkdir logs cov
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}
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clean_simprofile() {
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echo -e "${YELLOW}Cleaning up simprofile_dir...${NC}"
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rm -rf simprofile_dir* profileReport*
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}
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#clean_logs
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clean_simprofile
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# Function to create a directory if it does not exist
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create_directory() {
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local dir=$1 # Local variable for directory name
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if [ ! -d "$dir" ]; then
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mkdir -p "$dir"
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if [ $? -eq 0 ]; then
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echo "Directory $dir created successfully."
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else
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echo "Failed to create directory $dir."
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exit 1
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fi
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else
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echo "Failed to create directory $WKDIR."
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exit 1
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echo "Directory $dir already exists."
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fi
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}
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# Create or verify WKDIR, COV, and LOGS directories
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create_directory "$WKDIR"
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create_directory "$COV"
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create_directory "$LOGS"
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# Ensure the working directory exists
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if [ ! -d "$WKDIR" ]; then
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echo -e "${YELLOW}Directory $WKDIR does not exist. Creating it now...${NC}"
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mkdir -p "$WKDIR" && echo -e "${GREEN}Directory $WKDIR created successfully.${NC}" || {
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echo -e "${RED}Failed to create directory $WKDIR.${NC}"
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exit 1
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}
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else
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echo "Directory $WKDIR already exists."
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echo -e "${GREEN}Directory $WKDIR already exists.${NC}"
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fi
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if [[ -n "$4" ]]; then
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# GUI option handling
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GUI=""
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if [ "$3" = "gui" ]; then
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GUI="-gui"
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else
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GUI=""
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fi
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# Collect include directories
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INCLUDE_DIRS=$(find ${SRC} -type d | xargs -I {} echo -n "{} ")
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SOURCE_PATH="+incdir+${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}"
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INCLUDE_PATH="+incdir+${CFG}/${CONFIG_VARIANT} +incdir+${CFG}/deriv/${CONFIG_VARIANT} +incdir+${CFG}/shared +incdir+../../tests +define+ +incdir+${TB} ${SRC}/cvw.sv +incdir+${SRC}"
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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")"
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# Prepare RTL files avoiding certain paths
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RTL_FILES="$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")"
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# Simulation and Coverage Commands
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OUTPUT="sim_out"
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VCS_CMD="vcs +lint=all,noGCWM,noUI,noSVA-UA,noIDTS,noNS,noULCO,noCAWM-L,noWMIA-L,noSV-PIU,noSTASKW_CO,noSTASKW_CO1,noSTASKW_RMCOF +vcs+vcdpluson -simprofile -suppress +warn -sverilog +vc -Mupdate -line -full64 -kdb -lca -debug_access+all+reverse -ntb_opts sensitive_dyn +define+SIM_VCS ${INCLUDE_PATH} $RTL_FILES"
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SIMV_CMD="./${WKDIR}/$OUTPUT +TEST=${TESTSUITE}"
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COV_FILES="${TB}/coverage/test_pmp_coverage.sv"
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COV_OPTIONS="-cm line+cond+branch+fsm+tgl -cm_log ${WKDIR}/coverage.log -cm_dir ${WKDIR}/COVERAGE"
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COV_RUN="urg -dir ${WKDIR}/sim_out.vdb/"
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clean() {
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rm -rf ${WKDIR}/*
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}
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# Clean and run simulation with VCS
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clean
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#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
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# lint ignores Unused Inputs (UI), Unnamed Assertipons (SVA-UA), Dynamic Type Sensitivty [IDTS], Null Statement [NS], Unequal Length in Comparison Operation [ULCO]
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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} ${GUI}
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./${WKDIR}/$OUTPUT +TEST=${TESTSUITE} +fsdb+gate=off | tee ${WKDIR}/${WKDIR}.out
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#clean
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if [ "$3" = "coverage" ]; then
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echo -e "${YELLOW}#### Running VCS Simulation with Coverage ####${NC}"
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# Code Coverage.
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$VCS_CMD $COV_OPTIONS -o ${WKDIR}/$OUTPUT -Mlib ${WKDIR} -work ${WKDIR} -l "$LOGS/${CONFIG_VARIANT}_${TESTSUITE}.log"
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$SIMV_CMD
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$COV_RUN
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cp -rf urgReport $COV
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else
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echo -e "${YELLOW}#### Running VCS Simulation ####${NC}"
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$VCS_CMD -o ${WKDIR}/$OUTPUT -work ${WKDIR} -Mlib ${WKDIR} -l "$LOGS/{CONFIG_VARIANT}_{TESTSUITE}.log"
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$SIMV_CMD ${GUI}
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fi
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@ -318,9 +318,13 @@ module testbench;
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// Find the test vector files and populate the PC to function label converter
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////////////////////////////////////////////////////////////////////////////////
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logic [P.XLEN-1:0] testadr;
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always_comb begin
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//VCS ignores the dynamic types while processing the implicit sensitivity lists of always @*, always_comb, and always_latch
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//procedural blocks. VCS supports the dynamic types in the implicit sensitivity list of always @* block as specified in the Section 9.2 of the IEEE Standard SystemVerilog Specification 1800-2012.
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//To support memory load and dump task verbosity: flag : -diag sys_task_mem
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always @(*) begin
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begin_signature_addr = ProgramAddrLabelArray["begin_signature"];
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end_signature_addr = ProgramAddrLabelArray["sig_end_canary"];
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end_signature_addr = ProgramAddrLabelArray["sig_end_canary"];
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signature_size = end_signature_addr - begin_signature_addr;
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end
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logic EcallFaultM;
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@ -409,8 +413,7 @@ module testbench;
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if (!begin_signature_addr)
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$display("begin_signature addr not found in %s", ProgramLabelMapFile);
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else if (TEST != "embench") begin // *** quick hack for embench. need a better long term solution
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// CheckSignature(pathname, tests[test], riscofTest, begin_signature_addr, errors);
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CheckSignature(pathname, tests[test], riscofTest, ProgramAddrLabelArray["begin_signature"], errors);
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CheckSignature(pathname, tests[test], riscofTest, begin_signature_addr, errors);
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if(errors > 0) totalerrors = totalerrors + 1;
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end
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end
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@ -420,6 +423,8 @@ module testbench;
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else $display("FAIL: %d test programs had errors", totalerrors);
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`ifdef VERILATOR // this macro is defined when verilator is used
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$finish; // Simulator Verilator needs $finish to terminate simulation.
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`elsif SIM_VCS // this macro is defined when vcs is used
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$finish; // Simulator VCS needs $finish to terminate simulation.
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`else
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$stop; // if this is changed to $finish for Questa, wally-batch.do does not go to the next step to run coverage, and wally.do terminates without allowing GUI debug
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`endif
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