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+digraph Lattice {
+ compound = true;
+ // Define nodes
+ splines=false;
+ node [shape=circle, style=filled];
+ nodesep=0.2;
+ ranksep=0.2;
+
+ TOP [label=<<B>⊤</B >>, fillcolor=black, fontcolor=white];
+ BOT [label=<<B>⊥</B>>, fillcolor=black, fontcolor=white];
+
+ // ----------------------
+ // Control
+ XCTRL [label=<<B>⊤</B >:ctrl>, fillcolor=yellow, shape=oval];
+ CTRL [label=<<B>⊥</B>:ctrl>, fillcolor=yellow, shape=oval];
+
+ TOP -> XCTRL;
+ XCTRL -> CTRL;
+ CTRL -> BOT;
+
+ // ----------------------
+ // Integers
+ INT_TOP [label=<<B>⊤</B >:int>, fillcolor=lightblue, shape=oval];
+ INT_BOT [label=<<B>⊥</B>:int>, fillcolor=lightblue, shape=oval];
+
+ INT_HI [label="[min>max]" , fillcolor=lightblue, shape=oval];
+ INT_XBOOL [label="[1...0]", fillcolor=lightblue, shape=oval];
+ INT_CON [label="constants", fillcolor=lightblue, shape=oval];
+ INT_CON0 [label="0", fillcolor=lightblue];
+ INT_CON1 [label="1", fillcolor=lightblue];
+ INT_BOOL [label="[0...1]", fillcolor=lightblue,shape=oval];
+ INT_LO [label="[min<max]" , fillcolor=lightblue, shape=oval];
+
+ TOP -> INT_TOP;
+ INT_TOP -> INT_HI;
+ INT_HI -> INT_XBOOL;
+ INT_XBOOL -> INT_CON0;
+ INT_XBOOL -> INT_CON1;
+ INT_HI -> INT_CON;
+ INT_CON0 -> INT_BOOL;
+ INT_CON1 -> INT_BOOL;
+ INT_BOOL -> INT_LO;
+ INT_CON -> INT_LO;
+ INT_LO -> INT_BOT;
+ INT_BOT -> BOT;
+
+ INT_CON0 -> INT_CON1 -> INT_CON [style=invis];
+
+ // ----------------------
+ // Floats
+ FLT_TOP [label=<<B>⊤</B >:flt>, fillcolor=aqua, shape=oval];
+ FLT_BOT [label=<<B>⊥</B>:flt>, fillcolor=aqua, shape=oval];
+
+ FLT_CON64 [label="64b consts\n[excludes\n32b consts]" , fillcolor=aqua, shape=oval];
+ FLT_CON32 [label="32b consts", fillcolor=aqua, shape=oval];
+ FLT_CONPI [label="3.14159...", fillcolor=aqua, shape=oval];
+ FLT_X32 [label="~f32", fillcolor=aqua];
+ FLT_CON0 [label="0." , fillcolor=aqua];
+ FLT_32 [label="f32" , fillcolor=aqua];
+
+ TOP -> FLT_TOP;
+ FLT_TOP -> FLT_CON64
+ FLT_TOP -> FLT_CONPI
+ FLT_CON64 -> FLT_BOT
+ FLT_CONPI -> FLT_BOT
+
+ FLT_TOP -> FLT_X32;
+ FLT_X32 -> FLT_CON0;
+ FLT_X32 -> FLT_CON32;
+ FLT_CON0 -> FLT_32;
+ FLT_CON32 -> FLT_32;
+ FLT_32 -> FLT_BOT
+
+ FLT_BOT -> BOT;
+
+ FLT_CON0 -> FLT_CON32 -> FLT_CONPI -> FLT_CON64 [style=invis];
+
+
+ // ----------------------
+ // Pointers, just a boolean nil/not and a struct
+ PTR [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TR><TD BGCOLOR="green"><FONT color="white">*ptr</FONT></TD></TR>
+ <TR><TD BGCOLOR="lightgreen">struct</TD></TR>
+ </TABLE>
+ >];
+ PTR0 [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TR><TD BGCOLOR="green"><FONT color="white">*ptr?</FONT></TD></TR>
+ <TR><TD BGCOLOR="lightgreen">struct</TD></TR>
+ </TABLE>
+ >];
+
+ TOP -> PTR;
+ PTR -> PTR0;
+ PTR0 -> BOT;
+
+ // ----------------------
+ // Structs
+ STRUCT_TOP [label=<<B>⊤</B >:struct>, fillcolor=lightgreen, shape=oval];
+ STRUCT_BOT [label=<<B>⊥</B>:struct>, fillcolor=lightgreen, shape=oval];
+
+ STRUCT_S1 [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TR><TD BGCOLOR="lightgreen">field</TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ </TABLE>
+ >];
+ STRUCT_S2 [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TR><TD BGCOLOR="lightgreen">field</TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ <TR><TD BGCOLOR="lightgreen">field</TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ </TABLE>
+ >];
+ STRUCT_SN [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TR><TD BGCOLOR="lightgreen">field</TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ <TR><TD BGCOLOR="lightgreen">... </TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ <TR><TD BGCOLOR="lightgreen">field</TD><TD BGCOLOR="lightblue:green" gradientangle="315">int/ptr</TD></TR>
+ </TABLE>
+ >];
+
+
+ TOP -> STRUCT_TOP;
+ STRUCT_TOP -> STRUCT_S1;
+ STRUCT_TOP -> STRUCT_S2;
+ STRUCT_TOP -> STRUCT_SN;
+ STRUCT_S1 -> STRUCT_BOT;
+ STRUCT_S2 -> STRUCT_BOT;
+ STRUCT_SN -> STRUCT_BOT;
+ STRUCT_BOT -> BOT;
+
+ STRUCT_S1 -> STRUCT_S2 -> STRUCT_SN [style=invis];
+
+ // ----------------------
+ // Memory
+ MEM_TOP [label=<<B>⊤</B >:mem>, fillcolor=blue, fontcolor=white, shape=oval];
+ MEM_BOT [label=<<B>⊥</B>:mem>, fillcolor=blue, fontcolor=white, shape=oval];
+ MEM_ALIAS1 [label="#1" , fillcolor=blue, fontcolor=white];
+ MEM_ALIASDOTS [label="..." , fillcolor=blue, fontcolor=white, shape=oval];
+ MEM_ALIASN [label="#n" , fillcolor=blue, fontcolor=white];
+
+ TOP -> MEM_TOP;
+ MEM_TOP -> MEM_ALIAS1;
+ MEM_TOP -> MEM_ALIASDOTS;
+ MEM_TOP -> MEM_ALIASN;
+ MEM_ALIAS1 -> MEM_BOT;
+ MEM_ALIASDOTS -> MEM_BOT;
+ MEM_ALIASN -> MEM_BOT;
+ MEM_BOT -> BOT;
+
+ MEM_ALIAS1 -> MEM_ALIASDOTS -> MEM_ALIASN [style=invis];
+
+ // ----------------------
+ // Tuples
+
+ TUPLE_TOP [label=<<B>⊤</B >:tuple>, fillcolor=pink, shape=oval];
+ TUPLE_BOT [label=<<B>⊥</B>:tuple>, fillcolor=pink, shape=oval];
+
+ TUPLE1 [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TH><TD BGCOLOR="pink">Tuple</TD></TH>
+ <TR><TD BGCOLOR="black" ><FONT color="white">type</FONT></TD></TR>
+ </TABLE>
+ >];
+ TUPLE2 [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TH><TD BGCOLOR="pink">Tuple</TD></TH>
+ <TR><TD BGCOLOR="black" ><FONT color="white">type</FONT></TD></TR>
+ <TR><TD BGCOLOR="black" ><FONT color="white">type</FONT></TD></TR>
+ </TABLE>
+ >];
+ TUPLEN [shape=none, fillcolor=none, label=<
+ <TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+ <TH><TD BGCOLOR="pink">Tuple</TD></TH>
+ <TR><TD BGCOLOR="black" ><FONT color="white">type</FONT></TD></TR>
+ <TR><TD BGCOLOR="black" ><FONT color="white">...</FONT></TD></TR>
+ <TR><TD BGCOLOR="black" ><FONT color="white">type</FONT></TD></TR>
+ </TABLE>
+ >];
+
+
+ TOP -> TUPLE_TOP;
+ TUPLE_TOP -> TUPLE1;
+ TUPLE_TOP -> TUPLE2;
+ TUPLE_TOP -> TUPLEN;
+ TUPLE1 -> TUPLE_BOT;
+ TUPLE2 -> TUPLE_BOT;
+ TUPLEN -> TUPLE_BOT;
+ TUPLE_BOT -> BOT;
+
+ // ----------------------
+ // Additional customization
+ {rank=same; TOP;}
+ {rank=same; INT_TOP; FLT_TOP; XCTRL; PTR; STRUCT_TOP; MEM_TOP; TUPLE_TOP}
+ {rank=same; INT_CON; INT_CON0; INT_CON1;
+ FLT_CON32; FLT_CON64; FLT_CON0; FLT_CONPI;
+ STRUCT_S1; STRUCT_S2; STRUCT_SN;
+ MEM_ALIAS1; MEM_ALIASDOTS; MEM_ALIASN;
+ TUPLE1; TUPLE2; TUPLEN;
+ }
+ {rank=same; INT_BOT; FLT_BOT; CTRL; PTR0; STRUCT_BOT; MEM_BOT; TUPLE_BOT}
+ {rank=same; BOT;}
+}
generated by cgit v1.2.3 (git 2.25.1) at 2026-10-15 10:17:36 +0000