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annotate ir/irvar.cpp @ 1508:e1e93343fc11

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Move function codegen data from IrFunction to new FuncGen. This change reduces memory consumption significantly by releasing the memory held by the STL containers that are now inside FuncGen.
author Christian Kamm <kamm incasoftware de>
date Sat, 20 Jun 2009 19:11:44 +0200
parents 0c03ba6f7c24
children 8d086d552909
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340acf1535d0 Removed KDevelop3 project files, CMake can generate them just fine!
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1 #include "gen/llvm.h"
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2 #include "declaration.h"
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3 #include "ir/irvar.h"
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4
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5
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6 //////////////////////////////////////////////////////////////////////////////
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7 //////////////////////////////////////////////////////////////////////////////
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8 //////////////////////////////////////////////////////////////////////////////
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9
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10 IrVar::IrVar(VarDeclaration* var)
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11 {
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12 V = var;
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13 value = NULL;
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14 }
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16 //////////////////////////////////////////////////////////////////////////////
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17 //////////////////////////////////////////////////////////////////////////////
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18 //////////////////////////////////////////////////////////////////////////////
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19
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20 IrGlobal::IrGlobal(VarDeclaration* v): IrVar(v),
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21 type(llvm::OpaqueType::get())
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22 {
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23 constInit = NULL;
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24 }
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25
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26 //////////////////////////////////////////////////////////////////////////////
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27 //////////////////////////////////////////////////////////////////////////////
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28 //////////////////////////////////////////////////////////////////////////////
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29
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30 IrLocal::IrLocal(VarDeclaration* v) : IrVar(v)
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31 {
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32 nestedIndex = -1;
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33 }
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34
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35 //////////////////////////////////////////////////////////////////////////////
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36 //////////////////////////////////////////////////////////////////////////////
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37 //////////////////////////////////////////////////////////////////////////////
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39 IrField::IrField(VarDeclaration* v) : IrVar(v)
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40 {
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41 assert(V->ir.irField == NULL && "field for this variable already exists");
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42 V->ir.irField = this;
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44 if (v->aggrIndex)
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45 {
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46 index = v->aggrIndex;
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47 unionOffset = 0;
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48 }
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49 else
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50 {
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51 index = 0;
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52 unionOffset = v->offset;
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53 }
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54 constInit = NULL;
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55 }
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56
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57 extern LLConstant* get_default_initializer(
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58 VarDeclaration* vd,
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59 Initializer* init);
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60
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61 llvm::Constant * IrField::getDefaultInit()
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62 {
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63 if (constInit)
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64 return constInit;
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65 constInit = get_default_initializer(V, V->init);
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66 return constInit;
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67 }
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69 //////////////////////////////////////////////////////////////////////////////
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70 //////////////////////////////////////////////////////////////////////////////
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71 //////////////////////////////////////////////////////////////////////////////