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annotate gen/elem.c @ 11:d3ee9efe20e2 trunk

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[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing. * Now 50/51 tests compile. * Added a simple runalltests.d scripts that should be run with 'gdmd -run runalltests.d' - LLVMDC will not compile it yet.
author lindquist
date Tue, 02 Oct 2007 05:10:18 +0200
parents e116aa1488e6
children 37a4fdab33fc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #include <iostream>
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2
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3 #include "llvm/Instructions.h"
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4
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e116aa1488e6 [svn r8] changed backend includes to always use the gen/<foo>.h prefix
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5 #include "gen/elem.h"
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6 #include "gen/irstate.h"
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7 #include "gen/logger.h"
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9 //////////////////////////////////////////////////////////////////////////////////////////
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10
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11 elem::elem()
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12 {
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13 mem = 0;
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14 val = 0;
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15 arg = 0;
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16
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17 type = NONE;
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18 inplace = false;
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19 field = false;
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d3ee9efe20e2 [svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
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20 callconv = (unsigned)-1;
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21
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22 vardecl = 0;
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23 funcdecl = 0;
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24 }
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25
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26 llvm::Value* elem::getValue()
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27 {
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28 assert(val || mem);
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29 switch(type)
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30 {
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31 case NONE:
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32 assert(0 && "type == NONE");
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33 break;
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34
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35 case VAR:
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36 case REF: {
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37 if (val) {
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38 return val;
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39 }
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40 else {
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41 if (!llvm::isa<llvm::PointerType>(mem->getType()))
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42 {
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43 Logger::cout() << "unexpected type: " << *mem->getType() << '\n';
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44 assert(0);
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45 }
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46 const llvm::PointerType* pt = llvm::cast<llvm::PointerType>(mem->getType());
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47 if (!pt->getElementType()->isFirstClassType()) {
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48 return mem;
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49 }
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50 else {
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51 return new llvm::LoadInst(mem, "tmp", gIR->scopebb());
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52 }
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53 }
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54 }
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55
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56 case VAL:
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57 case NUL:
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58 case FUNC:
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59 case CONST:
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60 case SLICE:
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61 return val ? val : mem;
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62 }
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63 assert(0 && "type == invalid value");
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64 return 0;
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65 }