diff options
Diffstat (limited to 'tests/bram')
| -rw-r--r-- | tests/bram/generate.py | 50 | ||||
| -rw-r--r-- | tests/bram/run-single.sh | 2 | ||||
| -rwxr-xr-x | tests/bram/run-test.sh | 17 |
3 files changed, 55 insertions, 14 deletions
diff --git a/tests/bram/generate.py b/tests/bram/generate.py index 05a7ed02..def0b23c 100644 --- a/tests/bram/generate.py +++ b/tests/bram/generate.py @@ -1,11 +1,11 @@ #!/usr/bin/env python3 +import argparse import os import sys import random debug_mode = False -seed = (int(os.times()[4]*100) + os.getpid()) % 900000 + 100000 def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): while True: @@ -25,12 +25,15 @@ def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): if wrmode.count(0) == 0: continue break - if random.randrange(2) or True: + if random.randrange(2): maxpol = 4 maxtransp = 1 + maxclocks = 4 else: - maxpol = 2 + maxpol = None + clkpol = random.randrange(4) maxtransp = 2 + maxclocks = 1 def generate_enable(i): if wrmode[i]: @@ -45,11 +48,16 @@ def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): return random.randrange(maxtransp) return 0 - ports = [ random.randrange(1, 3) for i in range(groups) ] - enable = [ generate_enable(i) for i in range(groups) ] - transp = [ generate_transp(i) for i in range(groups) ] - clocks = [ random.randrange(1, 4) for i in range(groups) ] - clkpol = [ random.randrange(maxpol) for i in range(groups) ] + def generate_clkpol(i): + if maxpol is None: + return clkpol + return random.randrange(maxpol) + + ports = [ random.randrange(1, 3) for i in range(groups) ] + enable = [ generate_enable(i) for i in range(groups) ] + transp = [ generate_transp(i) for i in range(groups) ] + clocks = [ random.randrange(maxclocks)+1 for i in range(groups) ] + clkpol = [ generate_clkpol(i) for i in range(groups) ] break print("bram bram_%02d_%02d" % (k1, k2), file=dsc_f) @@ -109,11 +117,13 @@ def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): if clocks[p1] and not ("CLK%d" % clocks[p1]) in v_ports: v_ports.add("CLK%d" % clocks[p1]) v_stmts.append("input CLK%d;" % clocks[p1]) - tb_decls.append("reg CLK%d;" % clocks[p1]) + tb_decls.append("reg CLK%d = 0;" % clocks[p1]) tb_clocks.append("CLK%d" % clocks[p1]) v_ports.add("%sADDR" % pf) v_stmts.append("input [%d:0] %sADDR;" % (abits-1, pf)) + if transp[p1]: + v_stmts.append("reg [%d:0] %sADDR_Q;" % (abits-1, pf)) tb_decls.append("reg [%d:0] %sADDR;" % (abits-1, pf)) tb_addr.append("%sADDR" % pf) @@ -159,8 +169,11 @@ def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): for i in range(enable[p1]): enrange = "[%d:%d]" % ((i+1)*dbits/enable[p1]-1, i*dbits/enable[p1]) v_always[last_always_hdr].append((portindex, pf, "if (%sEN[%d]) memory[%sADDR]%s = %sDATA%s;" % (pf, i, pf, enrange, pf, enrange))) + elif transp[p1]: + v_always[last_always_hdr].append((sum(ports)+1, pf, "%sADDR_Q %s %sADDR;" % (pf, assign_op, pf))) + v_stmts.append("always @* %sDATA = memory[%sADDR_Q];" % (pf, pf)) else: - v_always[last_always_hdr].append((sum(ports)+1 if transp[p1] else 0, pf, "%sDATA %s memory[%sADDR];" % (pf, assign_op, pf))) + v_always[last_always_hdr].append((0, pf, "%sDATA %s memory[%sADDR];" % (pf, assign_op, pf))) for always_hdr in sorted(v_always): v_stmts.append(always_hdr[1]) @@ -243,10 +256,23 @@ def create_bram(dsc_f, sim_f, ref_f, tb_f, k1, k2, or_next): print(" end", file=tb_f) print("endmodule", file=tb_f) -print("Rng seed: %d" % seed) +parser = argparse.ArgumentParser(formatter_class = argparse.ArgumentDefaultsHelpFormatter) +parser.add_argument('-S', '--seed', type = int, help = 'seed for PRNG') +parser.add_argument('-c', '--count', type = int, default = 5, help = 'number of test cases to generate') +parser.add_argument('-d', '--debug', action='store_true') +args = parser.parse_args() + +debug_mode = args.debug + +if args.seed is not None: + seed = args.seed +else: + seed = (int(os.times()[4]*100) + os.getpid()) % 900000 + 100000 + +print("PRNG seed: %d" % seed) random.seed(seed) -for k1 in range(5): +for k1 in range(args.count): dsc_f = open("temp/brams_%02d.txt" % k1, "w") sim_f = open("temp/brams_%02d.v" % k1, "w") ref_f = open("temp/brams_%02d_ref.v" % k1, "w") diff --git a/tests/bram/run-single.sh b/tests/bram/run-single.sh index 19a235c7..98a45b61 100644 --- a/tests/bram/run-single.sh +++ b/tests/bram/run-single.sh @@ -2,7 +2,7 @@ set -e ../../yosys -qq -p "proc; opt; memory -nomap -bram temp/brams_${2}.txt; opt -fast -full" \ -l temp/synth_${1}_${2}.log -o temp/synth_${1}_${2}.v temp/brams_${1}.v -iverilog -Dvcd_file=\"temp/tb_${1}_${2}.vcd\" -DSIMLIB_MEMDELAY=1ns -o temp/tb_${1}_${2}.tb temp/brams_${1}_tb.v \ +iverilog -Dvcd_file=\"temp/tb_${1}_${2}.vcd\" -DSIMLIB_MEMDELAY=1 -o temp/tb_${1}_${2}.tb temp/brams_${1}_tb.v \ temp/brams_${1}_ref.v temp/synth_${1}_${2}.v temp/brams_${2}.v ../../techlibs/common/simlib.v temp/tb_${1}_${2}.tb > temp/tb_${1}_${2}.txt if grep -q ERROR temp/tb_${1}_${2}.txt; then diff --git a/tests/bram/run-test.sh b/tests/bram/run-test.sh index f0bf0131..d6ba0de4 100755 --- a/tests/bram/run-test.sh +++ b/tests/bram/run-test.sh @@ -4,11 +4,26 @@ # MAKE="make -j8" time bash -c 'for ((i=0; i<100; i++)); do echo "-- $i --"; bash run-test.sh || exit 1; done' set -e + +OPTIND=1 +count=5 +seed="" # default to no seed specified +debug="" +while getopts "c:dS:" opt +do + case "$opt" in + c) count="$OPTARG" ;; + d) debug="-d" ;; + S) seed="-S $OPTARG" ;; + esac +done +shift "$((OPTIND-1))" + rm -rf temp mkdir -p temp echo "generating tests.." -python3 generate.py +python3 generate.py $debug -c $count $seed { echo -n "all:" |