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annotate tools/binding/llvm-ext.cpp @ 1638:0de4525a9ed6

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Apply workaround for #395 by klickverbot.
author Christian Kamm <kamm incasoftware de>
date Mon, 08 Mar 2010 20:06:08 +0100
parents 1ba61de8796b
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1273
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1 // Extension of the LLVM C interface for use with D, some things in the
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2 // LLVM 2.2 release are kind sparse or even broken...
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3 //
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4 // This file is distributed under the University of Illinois Open Source
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5 // License. See LICENSE.TXT for details.
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6 //
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7 #ifndef D11_LLVMCEXT_H
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8 #define D11_LLVMCEXT_H
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9
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10 #include "llvm/Type.h"
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11 #include "llvm/Constants.h"
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12 #include "llvm/Support/CFG.h"
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13 #include "llvm/Target/TargetData.h"
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14 #include "llvm-c/Core.h"
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15
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16 #include <sstream>
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17 #include <cstring>
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18
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19 using namespace llvm;
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20 using namespace std;
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21
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22 extern "C"
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23 {
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24
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25 // we need to be able to erase an instruction from its parent
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26 void LLVMEraseFromParent(LLVMValueRef I) {
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27 unwrap<Instruction>(I)->eraseFromParent();
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28 }
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29
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30 // we need to be able to check if a basic block is terminated
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31 int LLVMIsTerminated(LLVMBasicBlockRef BB) {
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32 return (unwrap(BB)->getTerminator() != NULL);
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33 }
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34
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35 // we need to be able to check if a basic block has any predecessors
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36 int LLVMHasPredecessors(LLVMBasicBlockRef BB) {
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37 BasicBlock* B = unwrap(BB);
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38 return (pred_begin(B) != pred_end(B));
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39 }
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40
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41 // we need to be able to check if a basic block is empty
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42 int LLVMIsBasicBlockEmpty(LLVMBasicBlockRef BB) {
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43 return unwrap(BB)->empty();
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44 }
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45
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46 // we need to be able to replace all uses of V with W
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47 void LLVMReplaceAllUsesWith(LLVMValueRef V, LLVMValueRef W) {
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48 unwrap<Value>(V)->replaceAllUsesWith(unwrap<Value>(W));
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49 }
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50
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51 // sometimes it's nice to be able to dump a type, not only values...
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52 void LLVMDumpType(LLVMTypeRef T) {
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53 unwrap(T)->dump();
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54 }
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55
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56 LLVMValueRef LLVMGetOrInsertFunction(LLVMModuleRef M, char* Name, LLVMTypeRef Type) {
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57 return wrap(unwrap(M)->getOrInsertFunction(Name, unwrap<FunctionType>(Type)));
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58 }
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59
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60 // being able to determine the "kind" of a value is really useful
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61 unsigned LLVMGetValueKind(LLVMValueRef Value) {
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62 return unwrap(Value)->getValueID();
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63 }
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64
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65 char* LLVMValueToString(LLVMValueRef v) {
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66 stringstream ss;
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67 unwrap(v)->print(ss);
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68 return strdup(ss.str().c_str());
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69 }
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70
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71 char* LLVMTypeToString(LLVMTypeRef ty) {
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72 stringstream ss;
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73 unwrap(ty)->print(ss);
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74 return strdup(ss.str().c_str());
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75 }
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76
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77 LLVMTypeRef LLVMGetTypeByName(LLVMModuleRef M, char* Name) {
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78 return wrap(unwrap(M)->getTypeByName(Name));
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79 }
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80
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81 int LLVMIsTypeAbstract(LLVMTypeRef T) {
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82 return unwrap(T)->isAbstract();
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83 }
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84
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85 } // extern "C"
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86
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87 #endif