From: Joshua Wise <joshua@rebirth.joshuawise.com>
Date: Sat, 27 Dec 2008 10:38:49 +0000 (-0500)
Subject: Add verbosity to issue when it stalls an instruction.
X-Git-Url: http://git.joshuawise.com/firearm.git/commitdiff_plain/1c2e57dc81bb31f2f577481bac788d279956dc39

Add verbosity to issue when it stalls an instruction.
---

diff --git a/Issue.v b/Issue.v
index 03707d9..2df5bfa 100644
--- a/Issue.v
+++ b/Issue.v
@@ -287,6 +287,11 @@ module Issue(
 		cpsr_inflight[1] <= (waiting || inbubble || !condition_met) ? 0 : def_cpsr;
 		regs_inflight[0] <= regs_inflight[1];
 		regs_inflight[1] <= (waiting || inbubble || !condition_met) ? 0 : def_regs;
+		
+		if (waiting)
+		begin
+			$display("ISSUE: Stalling instruction %08x because %d/%d", insn, waiting_cpsr, waiting_regs);
+		end
 
 		outbubble <= inbubble | waiting | !condition_met;
 		outpc <= inpc;