From abecfadf45aab74c21700d5ed8889e3c0b168f28 Mon Sep 17 00:00:00 2001
From: Christiaan Baaij <baaijcpr@wlan228123.mobiel.utwente.nl>
Date: Tue, 2 Mar 2010 13:03:48 +0100
Subject: [PATCH] Update piece about state to show relation between the run
 function and the statefull descriptions

---
 clash.bib          | 18 ++++++++++++++++++
 "c\316\273ash.lhs" | 12 +++++++-----
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/clash.bib b/clash.bib
index f3aeaa5..5bec913 100644
--- a/clash.bib
+++ b/clash.bib
@@ -341,6 +341,24 @@
   timestamp = {2010.02.24}
 }
 
+@INPROCEEDINGS{Sulzmann2007,
+  author = {Sulzmann, Martin and Chakravarty, Manuel M. T. and Jones, Simon Peyton
+	and Donnelly, Kevin},
+  title = {{System F with Type Equality Coercions}},
+  booktitle = {{TLDI '07: Proceedings of the 2007 ACM SIGPLAN international workshop
+	on Types in languages design and implementation, Nice, France}},
+  year = {2007},
+  pages = {53--66},
+  address = {{New York, NY, USA}},
+  month = {January},
+  publisher = {{ACM}},
+  doi = {http://doi.acm.org/10.1145/1190315.1190324},
+  isbn = {1-59593-393-X},
+  location = {Nice, Nice, France},
+  owner = {darchon},
+  timestamp = {2009.10.23}
+}
+
 @ELECTRONIC{ghc,
   author = {{The GHC Team}},
   title = {{The Glasgow Haskell Compiler}},
diff --git "a/c\316\273ash.lhs" "b/c\316\273ash.lhs"
index 4c7e680..85709be 100644
--- "a/c\316\273ash.lhs"
+++ "b/c\316\273ash.lhs"
@@ -950,7 +950,7 @@ circuit~\cite{reductioncircuit} for floating point numbers.
     expression, that adds one to every element of a vector:
 
     \begin{code}
-    map ((+) 1) xs
+    map (+ 1) xs
     \end{code}
 
     Here, the expression \hs{(+) 1} is the partial application of the
@@ -1041,8 +1041,10 @@ circuit~\cite{reductioncircuit} for floating point numbers.
     first input value, \hs{i}. The result is the first output value, \hs{o}, 
     and the updated state \hs{s'}. The next iteration of the \hs{run} function 
     is then called with the updated state, \hs{s'}, and the rest of the 
-    inputs, \hs{inps}. Each value in the input list corresponds to exactly one 
-    cycle of the (implicit) clock.
+    inputs, \hs{inps}. It is assumed that there is one input per clock cycle.
+    Also note how the order of the input, output, and state in the \hs{run} 
+    function corresponds with the order of the input, output and state of the 
+    \hs{macS} function described earlier.
     
     As both the \hs{run} function, the hardware description, and the test 
     inputs are plain Haskell, the complete simulation can be compiled to an 
@@ -1052,7 +1054,7 @@ circuit~\cite{reductioncircuit} for floating point numbers.
     simulation, where the executable binary has an additional simulation speed 
     bonus in case there is a large set of test inputs.
     
-\section{\CLaSH\ prototype}
+\section{\CLaSH\ compiler}
 
 The \CLaSH\ language as presented above can be translated to \VHDL\ using
 the prototype \CLaSH\ compiler. This compiler allows experimentation with
@@ -1069,7 +1071,7 @@ The prototype heavily uses \GHC, the Glasgow Haskell Compiler.
 \Cref{img:compilerpipeline} shows the \CLaSH\ compiler pipeline. As you can 
 see, the front-end is completely reused from \GHC, which allows the \CLaSH\ 
 prototype to support most of the Haskell Language. The \GHC\ front-end 
-produces the program in the \emph{Core} format, which is a very small, 
+produces the program in the \emph{Core}~\cite{Sulzmann2007} format, which is a very small, 
 functional, typed language which is relatively easy to process.
 
 The second step in the compilation process is \emph{normalization}. This
-- 
2.30.2