From 3ebbfe137807678843976f6ffe3b9d93a4233519 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Wed, 7 Dec 2016 23:34:06 +0100
Subject: Minor improvements

---
 thesis/reg-alloc.tex | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/thesis/reg-alloc.tex b/thesis/reg-alloc.tex
index 711e94f..0fc764e 100644
--- a/thesis/reg-alloc.tex
+++ b/thesis/reg-alloc.tex
@@ -33,7 +33,7 @@
 					( 14930,Heap ctr.)
 					(  9413,A3)
 				};
-				\draw ($({axis cs:100000,S0})-(0,1.6em)$) -- ($({axis cs:100000,A3})+(0,1.6em)$);
+				\draw ($({axis cs:85000,S0})-(0,2em)$) -- ($({axis cs:85000,A3})+(0,2em)$);
 			\end{axis}
 		\end{tikzpicture}
 		\subcaption{In the Clean compiler}
@@ -66,7 +66,7 @@
 					(  2,B3)
 					(  0,B4)
 				};
-				\draw ($({axis cs:150,S0})-(0,1.6em)$) -- ($({axis cs:150,A3})+(0,1.6em)$);
+				\draw ($({axis cs:155,S0})-(0,2em)$) -- ($({axis cs:155,A3})+(0,2em)$);
 			\end{axis}
 		\end{tikzpicture}
 		\subcaption{In the RTS\label{fig:reg-usage:rts}}
@@ -153,7 +153,7 @@ In \cref{fig:reg-usage}, we count for each register the number of instructions i
 When a register is used multiple times in the same instruction, this counts as one occurrence.
 The vertical line at indicates the number of occurrences that a variable should have to justify putting it in the lower registers,
 	if we were to put the most-used variables in the lower registers
-	(e.g., there are eight registers with over 100,000 occurrences in the Clean compiler).
+	(e.g., there are eight registers with over 85,000 occurrences in the Clean compiler).
 
 The RTS shows an entirely different pattern (\cref{fig:reg-usage:rts}),
 	because many registers have another meaning in the RTS than in generated code.
@@ -164,7 +164,7 @@ For small programs it may not be negligible,
 
 \subsection{Optimisation}
 \label{sec:reg-alloc:optimisation}
-\Cref{fig:reg-usage} suggests that we put all variables that occur more than 100,000 times in the low registers.
+\Cref{fig:reg-usage} suggests that we put all variables that occur more than 85,000 times in the low registers.
 However, the B-stack pointer has to be SP:
 	the B- and C-stacks are combined into one
 	(an optimisation suggested early on by \cite{execspecs} \todo{exact ref.})
-- 
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