Added "bar" instruction for barriers.

2014-10-13 15:23:40 -04:00
parent 54adca00e3
commit d9b91fc58f
2 changed files with 3 additions and 1 deletions
--- a/doc/harp_iset.tex
+++ b/doc/harp_iset.tex
@@ -133,7 +133,7 @@ The bit fields in the instruction encodings depend heavily on this quality.
  33  "itof"     2REG      34  "ftoi"     2REG      35  "fadd"     3REG
  36  "fsub"     3REG      37  "fmul"     3REG      38  "fdiv"     3REG
  39  "fneg"     2REG      3a  "wspawn"   3REG      3b  "split"    NONE
-  3c  "join"     NONE
+  3c  "join"     NONE      3d  "bar"
 \end{verbatim}

 \subsection{Word Encoding}
@@ -358,6 +358,7 @@ format, which can be fixed point or floating point.
 \textbf{Instruction}&\textbf{Description}\\
 \hline
 \texttt{wspawn} \%dest, \%pc, \%src&Create new warp, copying \%src in current warp to to \%dest in new warp.\\
+\texttt{bar} \%id, \%n&Barrier of \%n warps. Identified by \%id.\\
 \end{tabular}
 \end{center}