diff options
| -rw-r--r-- | common/timing.cc | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/common/timing.cc b/common/timing.cc index be8e86fb..2c467961 100644 --- a/common/timing.cc +++ b/common/timing.cc @@ -111,7 +111,7 @@ void assign_budget(Context *ctx) } if (!ctx->user_freq) { - ctx->target_freq = delay_t(1e12 / (default_slack - min_slack)); + ctx->target_freq = 1e12 / (default_slack - min_slack); if (ctx->verbose) log_info("minimum slack for this assign = %d, target Fmax for next update = %f\n", min_slack, ctx->target_freq/1e6); } @@ -127,7 +127,7 @@ void assign_budget(Context *ctx) user.budget = ctx->getBudgetOverride(net.second->driver, budget); // Post-update check - if (user.budget < 0) + if (ctx->user_freq && user.budget < 0) log_warning("port %s.%s, connected to net '%s', has negative " "timing budget of %fns\n", user.cell->name.c_str(ctx), user.port.c_str(ctx), net.first.c_str(ctx), @@ -167,7 +167,7 @@ void update_budget(Context *ctx) } if (!ctx->user_freq) { - ctx->target_freq = delay_t(1e12 / (default_slack - min_slack)); + ctx->target_freq = 1.05 * (1e12 / (default_slack - min_slack)); if (ctx->verbose) log_info("minimum slack for this update = %d, target Fmax for next update = %f\n", min_slack, ctx->target_freq/1e6); } @@ -184,7 +184,7 @@ void update_budget(Context *ctx) // Post-update check if (ctx->verbose) { - if (user.budget < 0) + if (ctx->user_freq && user.budget < 0) log_warning("port %s.%s, connected to net '%s', has negative " "timing budget of %fns\n", user.cell->name.c_str(ctx), user.port.c_str(ctx), net.first.c_str(ctx), |