From 3b0d1beabbaf7bb22136bf831191469836c38d33 Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Tue, 29 May 2018 20:04:29 +0200
Subject: Add DelayInfo struct

Signed-off-by: Clifford Wolf <clifford@clifford.at>
---
 common/design.h |  2 +-
 dummy/chip.h    | 10 +++++++++-
 ice40/chip.h    | 12 ++++++++++--
 3 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/common/design.h b/common/design.h
index 1b45895e..edf7dba1 100644
--- a/common/design.h
+++ b/common/design.h
@@ -52,7 +52,7 @@ struct NetInfo
 	dict<IdString, std::string> attrs;
 
 	// wire -> (uphill_wire, delay)
-	dict<WireId, std::pair<WireId, float>> wires;
+	dict<WireId, std::pair<WireId, DelayInfo>> wires;
 };
 
 enum PortType
diff --git a/dummy/chip.h b/dummy/chip.h
index 2b2bc613..cc5013df 100644
--- a/dummy/chip.h
+++ b/dummy/chip.h
@@ -22,6 +22,14 @@
 #ifndef CHIP_H
 #define CHIP_H
 
+struct DelayInfo
+{
+	float delay = 0;
+
+	float raiseDelay() { return delay; }
+	float fallDelay() { return delay; }
+};
+
 typedef IdString BelType;
 typedef IdString PortPin;
 
@@ -111,7 +119,7 @@ struct WireRange
 struct WireDelay
 {
 	WireId wire;
-	float delay;
+	DelayInfo delay;
 };
 
 struct WireDelayIterator
diff --git a/ice40/chip.h b/ice40/chip.h
index 21f8a7dc..397e2bf3 100644
--- a/ice40/chip.h
+++ b/ice40/chip.h
@@ -22,6 +22,14 @@
 #ifndef CHIP_H
 #define CHIP_H
 
+struct DelayInfo
+{
+	float delay = 0;
+
+	float raiseDelay() { return delay; }
+	float fallDelay() { return delay; }
+};
+
 // -----------------------------------------------------------------------
 
 enum BelType
@@ -175,7 +183,7 @@ struct AllWiresRange
 struct WireDelay
 {
 	WireId wire;
-	float delay;
+	DelayInfo delay;
 };
 
 struct WireDelayIterator
@@ -188,7 +196,7 @@ struct WireDelayIterator
 	WireDelay operator*() const {
 		WireDelay ret;
 		ret.wire.index = ptr->wire_index;
-		ret.delay = ptr->delay;
+		ret.delay.delay = ptr->delay;
 		return ret;
 	}
 };
-- 
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