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Support for new semantics for wspawn.

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This commit is contained in:
chad 2014-10-03 17:32:45 -04:00
parent ddea87689c
commit 58440b496a
2 changed files with 11 additions and 2 deletions
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11
doc/harp_iset.tex
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@ -132,7 +132,7 @@ The bit fields in the instruction encodings depend heavily on this quality.
30 "skep" 1REG 31 "reti" NONE 32 "tlbrm" 1REG
33 "itof" 2REG 34 "ftoi" 2REG 35 "fadd" 3REG
36 "fsub" 3REG 37 "fmul" 3REG 38 "fdiv" 3REG
39 "fneg" 2REG 3a "wspawn" 2REG 3b "split" NONE
39 "fneg" 2REG 3a "wspawn" 3REG 3b "split" NONE
3c "join" NONE
\end{verbatim}
@ -352,6 +352,15 @@ format, which can be fixed point or floating point.
\end{tabular}
\end{center}
\subsection{Warp Control}
\begin{center}
\begin{tabular}{cl}
\textbf{Instruction}&\textbf{Description}\\
\hline
\texttt{wspawn} \%dest, \%pc, \%src&Create new warp, copying \%src in current warp to to \%dest in new warp.\\
\end{tabular}
\end{center}
\subsection{User/Kernel Interteraction}
\begin{center}

2
src/instruction.cpp
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@ -80,7 +80,7 @@ Instruction::InstTableEntry Instruction::instTable[] = {
{"fmul", false, false, false, false, AC_3REG, ITYPE_FPMUL },
{"fdiv", false, false, false, false, AC_3REG, ITYPE_FPDIV },
{"fneg", false, false, false, false, AC_2REG, ITYPE_FPBASIC },
{"wspawn", false, false, true, false, AC_2REGSRC, ITYPE_NULL },
{"wspawn", false, false, true, false, AC_3REG, ITYPE_NULL },
{"split", false, false, true, false, AC_NONE, ITYPE_NULL },
{"join", false, false, true, false, AC_NONE, ITYPE_NULL },
{NULL,false,false,false,false,AC_NONE,ITYPE_NULL}/////// End of table.