From c8d92b7fff049b2c2aa0b295e283002eeb2e2cb6 Mon Sep 17 00:00:00 2001
From: azidar
Date: Tue, 15 Dec 2015 09:07:37 -0800
Subject: WIP adding chirrtl

---
 spec/spec.pdf                    | Bin 247435 -> 424770 bytes
 src/main/stanza/firrtl-ir.stanza |  13 ++++++-------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/spec/spec.pdf b/spec/spec.pdf
index d713ef56..8dac93d9 100644
Binary files a/spec/spec.pdf and b/spec/spec.pdf differ
diff --git a/src/main/stanza/firrtl-ir.stanza b/src/main/stanza/firrtl-ir.stanza
index 55ded790..d9586df9 100644
--- a/src/main/stanza/firrtl-ir.stanza
+++ b/src/main/stanza/firrtl-ir.stanza
@@ -162,11 +162,11 @@ public defstruct Empty <: Stmt ;LOW
 
 
 ; CHIRRTL Features
-public defstruct MPortDir
-public val MRead = MPortDir()
-public val MWrite = MPortDir()
-public val MReadWrite = MPortDir()
-   
+public definterface MPortDir
+public val MRead = new MPortDir
+public val MWrite = new MPortDir
+public val MReadWrite = new MPortDir
+
 public defstruct CDefMemory <: Stmt : ;LOW
    info: FileInfo with: (as-method => true)
    name: Symbol
@@ -177,8 +177,7 @@ public defstruct CDefMPort <: Stmt :
    info: FileInfo with: (as-method => true)
    name: Symbol
    mem: Symbol
-   index: Expression
-   clk: Expression
+   exps: List<Expression>
    direction: MPortDir
 
 public definterface Type
-- 
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