Mercurial > projects > ldc
annotate dmd2/objfile.h @ 1598:20799faa301d
Merged the patch for dmd bugzilla #3620 by request of downs.
author | Robert Clipsham <robert@octarineparrot.com> |
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date | Sun, 20 Dec 2009 13:58:08 +0000 |
parents | 638d16625da2 |
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1452
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1 |
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2 |
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3 #ifndef OBJFILE_H |
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4 #define OBJFILE_H |
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5 |
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6 #include "root.h" |
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7 |
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8 typedef void *SymHandle; |
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9 typedef unsigned SegOffset; |
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10 |
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11 enum ObjFormat |
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12 { |
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13 NTCOFF, |
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14 ELF |
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15 }; |
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16 |
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17 struct ObjFile : File |
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18 { |
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19 ObjFile(FileName *); |
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20 ~ObjFile(); |
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21 |
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22 ObjFile *init(ObjFormat); |
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23 |
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24 void comment(const char *); // insert comment into object file |
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25 void modulename(const char *); // set module name |
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26 void library(const char *); // add default library |
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27 void startaddress(SegHandle seg, SegOffset offset); // set start address |
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28 |
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29 // Segments |
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30 enum SegHandle |
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31 { code = 1, |
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32 data, bss |
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33 }; |
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34 |
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35 SymHandle defineSym(const char *name, SegHandle seg, SegOffset offset); |
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36 SymHandle externSym(const char *name); |
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37 |
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38 SegOffset write(SegHandle seg, const void *data, unsigned nbytes); |
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39 SegOffset writestring(SegHandle seg, char *string); |
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40 SegOffset write8(SegHandle seg, unsigned b); |
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41 SegOffset write16(SegHandle seg, unsigned w); |
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42 SegOffset write32(SegHandle seg, unsigned long v); |
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43 SegOffset write64(SegHandle seg, unsigned long long v); |
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44 SegOffset fill0(SegHandle seg, unsigned nbytes); |
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45 SegOffset align(SegHandle seg, unsigned size); |
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46 SegOffset writefixup(SegHandle seg, SymHandle sym, unsigned value, int selfrelative); |
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47 |
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48 // Non-binding hint as to how big seg will grow |
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49 void reserve(SegHandle seg, SegOffset size); |
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50 |
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51 // Set actual size |
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52 void setSize(SegHandle seg, SegOffset size); |
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53 |
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54 // Get/set offset for subsequent writes |
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55 void setOffset(SegHandle seg, SegOffset offset); |
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56 SegOffset getOffset(SegHandle seg); |
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57 |
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58 SegHandle createSeg(const char *name); |
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59 }; |
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60 |
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61 #endif |