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authorClifford Wolf <clifford@clifford.at>2016-08-21 15:56:22 +0200
committerClifford Wolf <clifford@clifford.at>2016-08-21 15:56:22 +0200
commit7a33b9892a7a542ca1ac0b503c4368a1721a9afb (patch)
tree54b3bc699e12b6ce3295f11b9443d0fad1755fe6 /backends/smt2/smtbmc.py
parentcdd0b85e47d6c1718ec5c0d2d80c87af3e3bbc83 (diff)
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yosys-smtbmc: improved --dump-vlogtb handling of memories
Diffstat (limited to 'backends/smt2/smtbmc.py')
-rw-r--r--backends/smt2/smtbmc.py16
1 files changed, 13 insertions, 3 deletions
diff --git a/backends/smt2/smtbmc.py b/backends/smt2/smtbmc.py
index a6e8bf67a..170671483 100644
--- a/backends/smt2/smtbmc.py
+++ b/backends/smt2/smtbmc.py
@@ -200,13 +200,23 @@ def write_vlogtb_trace(steps):
mems = sorted(smt.hiermems(topmod))
for mempath in mems:
- mem, abits, width = smt.mem_expr(topmod, "s0", mempath)
+ abits, width, ports = smt.mem_info(topmod, "s0", mempath)
+ mem = smt.mem_expr(topmod, "s0", mempath)
+
+ addr_expr_list = list()
+ for i in range(steps):
+ for j in range(ports):
+ addr_expr_list.append(smt.mem_expr(topmod, "s%d" % i, mempath, j))
+
+ addr_list = set()
+ for val in smt.get_list(addr_expr_list):
+ addr_list.add(smt.bv2int(val))
expr_list = list()
- for i in range(2**abits):
+ for i in addr_list:
expr_list.append("(select %s #b%s)" % (mem, format(i, "0%db" % abits)))
- for i, val in enumerate(smt.get_list(expr_list)):
+ for i, val in zip(addr_list, smt.get_list(expr_list)):
val = smt.bv2bin(val)
print(" UUT.%s[%d] = %d'b%s;" % (".".join(mempath), i, len(val), val), file=f)