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Added "bar" instruction for barriers.

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chad
2014-10-13 15:23:40 -04:00
parent 54adca00e3
commit d9b91fc58f
2 changed files with 3 additions and 1 deletions
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3
doc/harp_iset.tex
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@@ -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 33 "itof" 2REG 34 "ftoi" 2REG 35 "fadd" 3REG
36 "fsub" 3REG 37 "fmul" 3REG 38 "fdiv" 3REG 36 "fsub" 3REG 37 "fmul" 3REG 38 "fdiv" 3REG
39 "fneg" 2REG 3a "wspawn" 3REG 3b "split" NONE 39 "fneg" 2REG 3a "wspawn" 3REG 3b "split" NONE
3c "join" NONE 3c "join" NONE 3d "bar"
\end{verbatim} \end{verbatim}
\subsection{Word Encoding} \subsection{Word Encoding}
@@ -358,6 +358,7 @@ format, which can be fixed point or floating point.
\textbf{Instruction}&\textbf{Description}\\ \textbf{Instruction}&\textbf{Description}\\
\hline \hline
\texttt{wspawn} \%dest, \%pc, \%src&Create new warp, copying \%src in current warp to to \%dest in new warp.\\ \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{tabular}
\end{center} \end{center}

1
src/instruction.cpp
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@@ -83,6 +83,7 @@ Instruction::InstTableEntry Instruction::instTable[] = {
{"wspawn", false, false, true, false, AC_3REG, ITYPE_NULL }, {"wspawn", false, false, true, false, AC_3REG, ITYPE_NULL },
{"split", false, false, true, false, AC_NONE, ITYPE_NULL }, {"split", false, false, true, false, AC_NONE, ITYPE_NULL },
{"join", false, false, true, false, AC_NONE, ITYPE_NULL }, {"join", false, false, true, false, AC_NONE, ITYPE_NULL },
{"bar", false, false, true, false, AC_2REGSRC, ITYPE_NULL },
{NULL,false,false,false,false,AC_NONE,ITYPE_NULL}/////// End of table. {NULL,false,false,false,false,AC_NONE,ITYPE_NULL}/////// End of table.
}; };