diff options
Diffstat (limited to 'src/rv64.tex')
| -rw-r--r-- | src/rv64.tex | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/rv64.tex b/src/rv64.tex index 79b1a30..253f2d3 100644 --- a/src/rv64.tex +++ b/src/rv64.tex @@ -274,7 +274,7 @@ will ever be defined in this subspace. \begin{tabular}{|l|l|c|l|} \hline Instruction & Constraints & Code Points & Purpose \\ \hline \hline - LUI & {\em rd}={\tt x0} & $2^{20}$ & \multirow{21}{*}{\em Reserved for future standard use} \\ \cline{1-3} + LUI & {\em rd}={\tt x0} & $2^{20}$ & \multirow{32}{*}{\em Reserved for future standard use} \\ \cline{1-3} AUIPC & {\em rd}={\tt x0} & $2^{20}$ & \\ \cline{1-3} \multirow{2}{*}{ADDI} & {\em rd}={\tt x0}, and either & \multirow{2}{*}{$2^{17}-1$} & \\ & {\em rs1}$\neq${\tt x0} or {\em imm}$\neq$0 & & \\ \cline{1-3} @@ -295,7 +295,18 @@ will ever be defined in this subspace. SLLW & {\em rd}={\tt x0} & $2^{10}$ & \\ \cline{1-3} SRLW & {\em rd}={\tt x0} & $2^{10}$ & \\ \cline{1-3} SRAW & {\em rd}={\tt x0} & $2^{10}$ & \\ \cline{1-3} - FENCE & {\em pred}=0 or {\em succ}=0 & $2^{5}-1$ & \\ \hline \hline + \multirow{3}{*}{FENCE}& {\em rd}={\tt x0}, {\em rs1}$\neq${\tt x0}, & \multirow{3}{*}{$2^{10}-63$}& \\ + & {\em fm}=0, and either & & \\ + & {\em pred}=0 or {\em succ}=0 & & \\ \cline{1-3} + \multirow{3}{*}{FENCE}& {\em rd}$\neq${\tt x0}, {\em rs1}={\tt x0}, & \multirow{3}{*}{$2^{10}-63$}& \\ + & {\em fm}=0, and either & & \\ + & {\em pred}=0 or {\em succ}=0 & & \\ \cline{1-3} + \multirow{2}{*}{FENCE}& {\em rd}={\em rs1}={\tt x0}, {\em fm}=0, & \multirow{2}{*}{15} & \\ + & {\em pred}=0, {\em succ}$\neq$0 & & \\ \cline{1-3} + \multirow{2}{*}{FENCE}& {\em rd}={\em rs1}={\tt x0}, {\em fm}=0, & \multirow{2}{*}{15} & \\ + & {\em pred}$\neq$W, {\em succ}=0 & & \\ \hline + \multirow{2}{*}{FENCE}& {\em rd}={\em rs1}={\tt x0}, {\em fm}=0, & \multirow{2}{*}{1} & \multirow{2}{*}{PAUSE} \\ + & {\em pred}=W, {\em succ}=0 & & \\ \hline \hline SLTI & {\em rd}={\tt x0} & $2^{17}$ & \multirow{10}{*}{\em Designated for custom use} \\ \cline{1-3} SLTIU & {\em rd}={\tt x0} & $2^{17}$ & \\ \cline{1-3} SLLI & {\em rd}={\tt x0} & $2^{11}$ & \\ \cline{1-3} |