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1 module dmd.backend.dt_t;
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2
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114
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3 import dmd.common;
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4 import dmd.backend.targ_types;
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5 import dmd.backend.Symbol;
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6
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7 struct dt_t
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8 {
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9 dt_t* DTnext; // next in list
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10 char dt; // type (DTxxxx)
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11 ubyte Dty; // pointer type
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12
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13 union
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14 {
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15 struct // DTibytes
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16 {
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17 char DTn; // number of bytes
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18 char DTdata[7]; // data
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19 }
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20
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21 char DTonebyte; // DT1byte
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22
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23 targ_size_t DTazeros; // DTazeros,DTcommon,DTsymsize
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24
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25 struct // DTabytes
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26 {
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27 char* DTpbytes; // pointer to the bytes
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28 uint DTnbytes; // # of bytes
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29 version (TX86) {
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30 int DTseg; // segment it went into
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31 }
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32 targ_size_t DTabytes; // offset of abytes for DTabytes
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33 }
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34
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35 struct // DTxoff
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36 {
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37 Symbol* DTsym; // symbol pointer
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38 targ_size_t DToffset; // offset from symbol
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39 }
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40 }
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41 }
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42
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67
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43 extern (C++) extern uint dt_size(dt_t* dtstart);
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44
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45 import std.stdio;
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46
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47 void dumpDt(dt_t* foo)
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48 {
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49 foreach (a, b; foo.tupleof)
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50 {
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51 std.stdio.writeln(foo.tupleof[a].stringof, " ", cast(char*)&foo.tupleof[a] - cast(char*)foo, " = ", foo.tupleof[a]);
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52 //std.stdio.writeln("printf(\"", foo.tupleof[a].stringof, " %d = %d\\n\",(char*)(&", foo.tupleof[a].stringof, ")-(char*)foo, ", foo.tupleof[a].stringof, ");");
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53 }
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54 } |
