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authorClifford Wolf <clifford@clifford.at>2013-03-21 09:11:06 +0100
committerClifford Wolf <clifford@clifford.at>2013-03-21 09:11:06 +0100
commit8d37d1e08bec8c789b3e8c6ccec5e002265f74ab (patch)
tree64b8e73c831a0682a3a1ad0fcb2cd621e1a6b52e /passes/memory
parent0d39366e2ce9f7a23d47ae1191371ff305a08eb0 (diff)
Added -nomap option to memory pass
Diffstat (limited to 'passes/memory')
-rw-r--r--passes/memory/memory.cc24
1 files changed, 19 insertions, 5 deletions
diff --git a/passes/memory/memory.cc b/passes/memory/memory.cc
index 79f0770b..6968d58b 100644
--- a/passes/memory/memory.cc
+++ b/passes/memory/memory.cc
@@ -28,26 +28,40 @@ struct MemoryPass : public Pass {
{
// |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|
log("\n");
- log(" memory [selection]\n");
+ log(" memory [-nomap] [selection]\n");
log("\n");
log("This pass calls all the other memory_* passes in a useful order:\n");
log("\n");
log(" memory_dff\n");
log(" memory_collect\n");
- log(" memory_map\n");
+ log(" memory_map (skipped if called with -nomap)\n");
log("\n");
- log("This converts memories to word-wide DFFs and address decoders.\n");
+ log("This converts memories to word-wide DFFs and address decoders\n");
+ log("or moultiport memory blocks if called with the -nomap option.\n");
log("\n");
}
virtual void execute(std::vector<std::string> args, RTLIL::Design *design)
{
+ bool flag_nomap = false;
+
log_header("Executing MEMORY pass.\n");
log_push();
- extra_args(args, 1, design);
+ size_t argidx;
+ for (argidx = 1; argidx < args.size(); argidx++) {
+ if (args[argidx] == "-nomap") {
+ flag_nomap = true;
+ continue;
+ }
+ break;
+ }
+ extra_args(args, argidx, design);
+
Pass::call(design, "memory_dff");
Pass::call(design, "memory_collect");
- Pass::call(design, "memory_map");
+
+ if (!flag_nomap)
+ Pass::call(design, "memory_map");
log_pop();
}