From 42d1990784b95710e16d3892399262877ab18502 Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Tue, 13 Nov 2018 16:32:06 -0800 Subject: [PATCH] [timing] Path report to include pips when --verbose set --- common/timing.cc | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/common/timing.cc b/common/timing.cc index 2769cd65..c5a99f54 100644 --- a/common/timing.cc +++ b/common/timing.cc @@ -407,7 +407,24 @@ void timing_analysis(Context *ctx, bool print_histogram, bool print_path) log_info("%4.1f %4.1f Net %s budget %f ns (%d,%d) -> (%d,%d)\n", ctx->getDelayNS(net_delay), ctx->getDelayNS(total), net->name.c_str(ctx), ctx->getDelayNS(sink->budget), driver_loc.x, driver_loc.y, sink_loc.x, sink_loc.y); - log_info(" Sink %s.%s\n", sink_cell->name.c_str(ctx), sink->port.c_str(ctx)); + log_info(" Sink %s.%s\n", sink_cell->name.c_str(ctx), sink->port.c_str(ctx)); + if (ctx->verbose) { + auto driver_wire = ctx->getNetinfoSourceWire(net); + auto sink_wire = ctx->getNetinfoSinkWire(net, *sink); + log_info(" prediction: %f ns estimate: %f ns\n", + ctx->getDelayNS(ctx->predictDelay(net, *sink)), ctx->getDelayNS(ctx->estimateDelay(driver_wire, sink_wire))); + auto cursor = sink_wire; + delay_t delay; + while (driver_wire != cursor) { + auto it = net->wires.find(cursor); + assert(it != net->wires.end()); + auto pip = it->second.pip; + NPNR_ASSERT(pip != PipId()); + delay = ctx->getPipDelay(pip).maxDelay(); + log_info(" %1.3f %s\n", ctx->getDelayNS(delay), ctx->getPipName(pip).c_str(ctx)); + cursor = ctx->getPipSrcWire(pip); + } + } last_port = sink->port; } log_break();