From bd1a3ae2d1130fbfb51ad4ef88349364c931680d Mon Sep 17 00:00:00 2001
From: Adam Izraelevitz
Date: Sun, 25 Sep 2016 00:46:06 -0700
Subject: Update README.md

---
 README.md | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 955de02c..848fa9a9 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,9 @@
 
  A Firrtl compiler is constructed by chaining together these transformations, then writing the final circuit to a file.
 
- This repository is in ALPHA VERSION, so many things may change in the coming months. 
+ For a detailed description of Firrtl's intermediate representation, see the document "Specification of the Firrtl Language" located in [spec/spec.pdf](https://github.com/ucb-bar/firrtl/blob/master/spec/spec.pdf).
+
+ This repository is in ALPHA VERSION, so many things may change in the coming months.
 
 #### Installation Instructions
 *Disclaimer*: This project is in alpha, so there is no guarantee anything works. The installation instructions should work for OSX/Linux machines.
-- 
cgit v1.2.3