hw/vendor/lowrisc_ibex/dv/uvm/sim

#!/usr/bin/env bash
# Copyright lowRISC contributors.
# Licensed under the Apache License, Version 2.0, see LICENSE for details.
# SPDX-License-Identifier: Apache-2.0

# Script to run the assembly tests generated by the riscv-dv instruction generator.

# Test directory
RUN_DIR="./"

# Assembly test file name
TEST=""

# Seed
RAND_SEED=1
SEED=""

# Wavform dump options
WAVES=0
WAVES_OPTS=""

# Coveragedump options
COV=0
COV_OPTS=""

# Process command line options
while [[ $# -gt 0 ]]
do
key="$1"
case $key in
    -dir)
    RUN_DIR="$2"
    shift
    ;;
    -test)
    TEST="$2"
    shift
    ;;
    -waves)
    WAVES="$2"
    shift
    ;;
    -cov)
    COV="$2"
    shift
    ;;
    -seed)
    SEED="$2"
    RAND_SEED=0
    shift
    ;;
    *)
    echo "unknown option $1"
    exit 1
    ;;
esac
shift
done


# If the test is specified through "-test" option, run a single test rather
# than all tests under RUN_DIR.
if [[ $TEST == "" ]]; then
  find "$RUN_DIR" -name "*.S" > "$RUN_DIR/asm_test_list"
else
  echo "$TEST" > "$RUN_DIR/asm_test_list"
fi

OUT="$RUN_DIR/rtl_sim"
CWD=`pwd`

# Run each test
while read asm_test; do
  OPTS=""
  SRC=$(echo "$asm_test" | sed 's/^.*\///g' | sed 's/\.S>*$//g')
  BINFILE="$asm_test.bin"
  mkdir -p $OUT/$SRC
  cd $OUT/$SRC
  if [[ $RAND_SEED == 1 ]]; then
    SEED=$RANDOM
  fi
  if [[ $WAVES == 1 ]]; then
    WAVES_OPTS="-ucli -do $CWD/vcs.tcl"
  fi
  if [[ $COV == 1 ]]; then
    COV_OPTS="-cm line+tgl+assert+fsm+branch \
              -cm_dir ${RUN_DIR}/rtl_sim/test.vdb \
              -cm_log /dev/null \
              -assert nopostproc \
              -cm_name test_${SEED}"
  fi
  if [[ "$BINFILE" =~ "ebreak" ]]; then
    OPTS="+enable_debug_seq=1"
  fi
  if [[ "$BINFILE" =~ "wfi" ]]; then
    OPTS="+enable_irq_seq=1"
  fi
  CMD="$OUT/vcs_simv +UVM_TESTNAME=core_ibex_base_test \
       ${WAVES_OPTS} +ntb_random_seed=${SEED} +vcs+lic+wait ${COV_OPTS}\
       +UVM_MAX_QUIT_COUNT=5 +bin=$BINFILE -l sim.log ${OPTS}"
  echo "Running simulation for : $CMD"
  $CMD
done <"$RUN_DIR/asm_test_list"