Mercurial > projects > ldc
annotate gen/irstate.c @ 54:28e99b04a132 trunk
[svn r58] Fixed cond expression resulting in a non-basic type.
Fixed identity expression for dynamic arrays.
Revamped the system to keep track of lvalues and rvalues and their relations.
Typedef declaration now generate the custom typeinfo.
Other bugfixes.
| author | lindquist |
|---|---|
| date | Wed, 24 Oct 2007 01:37:34 +0200 |
| parents | 8b0e809563df |
| children | b706170e24a9 |
| rev | line source |
|---|---|
| 1 | 1 /* DMDFE backend stubs |
| 2 * This file contains the implementations of the backend routines. | |
| 3 * For dmdfe these do nothing but print a message saying the module | |
| 4 * has been parsed. Substitute your own behaviors for these routimes. | |
| 5 */ | |
| 6 | |
| 40 | 7 #include <cstdarg> |
| 8 | |
| 9 #include "gen/llvm.h" | |
| 10 | |
| 1 | 11 #include "mtype.h" |
| 40 | 12 #include "declaration.h" |
| 13 | |
|
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14 #include "gen/irstate.h" |
| 40 | 15 #include "tollvm.h" |
| 1 | 16 |
| 17 IRState* gIR = 0; | |
| 18 llvm::TargetData* gTargetData = 0; | |
| 19 | |
| 20 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 21 IRScope::IRScope() | |
| 22 { | |
| 40 | 23 begin = end = NULL; |
| 1 | 24 } |
| 25 | |
| 26 IRScope::IRScope(llvm::BasicBlock* b, llvm::BasicBlock* e) | |
| 27 { | |
| 28 begin = b; | |
| 29 end = e; | |
| 40 | 30 builder.SetInsertPoint(b); |
| 1 | 31 } |
| 32 | |
| 33 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 34 IRState::IRState() | |
| 35 { | |
| 36 dmodule = 0; | |
| 37 module = 0; | |
| 38 emitMain = false; | |
| 39 mainFunc = 0; | |
| 40 | 40 ir.state = this; |
| 41 } | |
| 42 | |
| 43 IRFunction& IRState::func() | |
| 44 { | |
| 45 assert(!functions.empty() && "Function stack is empty!"); | |
| 46 return functions.back(); | |
| 1 | 47 } |
| 48 | |
| 49 llvm::Function* IRState::topfunc() | |
| 50 { | |
| 40 | 51 assert(!functions.empty() && "Function stack is empty!"); |
| 52 return functions.back().func; | |
| 1 | 53 } |
| 54 | |
| 55 TypeFunction* IRState::topfunctype() | |
| 56 { | |
| 40 | 57 assert(!functions.empty() && "Function stack is empty!"); |
| 58 return functions.back().type; | |
| 1 | 59 } |
| 60 | |
| 61 llvm::Instruction* IRState::topallocapoint() | |
| 62 { | |
| 40 | 63 assert(!functions.empty() && "AllocaPoint stack is empty!"); |
| 64 return functions.back().allocapoint; | |
| 1 | 65 } |
| 66 | |
| 67 IRStruct& IRState::topstruct() | |
| 68 { | |
| 69 assert(!structs.empty() && "Struct vector is empty!"); | |
| 70 return structs.back(); | |
| 71 } | |
| 72 | |
|
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73 IRExp* IRState::topexp() |
| 1 | 74 { |
|
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75 return exps.empty() ? NULL : &exps.back(); |
| 1 | 76 } |
| 77 | |
| 78 IRScope& IRState::scope() | |
| 79 { | |
| 80 assert(!scopes.empty()); | |
| 81 return scopes.back(); | |
| 82 } | |
| 83 | |
| 84 llvm::BasicBlock* IRState::scopebb() | |
| 85 { | |
| 86 return scopebegin(); | |
| 87 } | |
| 88 llvm::BasicBlock* IRState::scopebegin() | |
| 89 { | |
| 90 IRScope& s = scope(); | |
| 91 assert(s.begin); | |
| 92 return s.begin; | |
| 93 } | |
| 94 llvm::BasicBlock* IRState::scopeend() | |
| 95 { | |
| 96 IRScope& s = scope(); | |
| 97 assert(s.end); | |
| 98 return s.end; | |
| 99 } | |
| 100 bool IRState::scopereturned() | |
| 101 { | |
|
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102 //return scope().returned; |
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103 return !scopebb()->empty() && scopebb()->back().isTerminator(); |
| 1 | 104 } |
| 105 | |
| 106 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 107 | |
| 108 IRStruct::IRStruct() | |
| 109 : recty(llvm::OpaqueType::get()) | |
| 110 { | |
| 111 type = 0; | |
|
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112 queueFuncs = true; |
| 1 | 113 } |
| 114 | |
| 6 | 115 IRStruct::IRStruct(Type* t) |
| 1 | 116 : recty(llvm::OpaqueType::get()) |
| 117 { | |
| 118 type = t; | |
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119 queueFuncs = true; |
| 1 | 120 } |
| 121 | |
| 40 | 122 ////////////////////////////////////////////////////////////////////////////////////////// |
| 123 | |
| 124 IRFinally::IRFinally() | |
| 125 : bb(NULL), ret(false), retval(NULL) | |
| 126 { | |
| 127 } | |
| 128 | |
| 129 IRFinally::IRFinally(llvm::BasicBlock* b) | |
| 130 : bb(b), ret(false), retval(NULL) | |
| 1 | 131 { |
| 132 } | |
| 40 | 133 |
| 134 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 135 | |
| 136 LLVMBuilder* IRBuilderHelper::operator->() | |
| 137 { | |
| 138 LLVMBuilder& b = state->scope().builder; | |
| 139 assert(b.GetInsertBlock() != NULL); | |
| 140 return &b; | |
| 141 } | |
| 142 | |
| 143 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 144 | |
| 145 IRFunction::IRFunction(FuncDeclaration* fd) | |
| 146 { | |
| 147 decl = fd; | |
| 148 Type* t = LLVM_DtoDType(fd->type); | |
| 149 assert(t->ty == Tfunction); | |
| 150 type = (TypeFunction*)t; | |
| 151 func = NULL; | |
| 152 allocapoint = NULL; | |
| 153 } | |
|
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154 |
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155 ////////////////////////////////////////////////////////////////////////////////////////// |
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156 |
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157 IRExp::IRExp() |
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158 { |
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159 e1 = e2 = NULL; |
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160 v = NULL; |
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161 } |
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162 |
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163 IRExp::IRExp(Expression* l, Expression* r, llvm::Value* val) |
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164 { |
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165 e1 = l; |
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166 e2 = r; |
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167 v = val; |
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168 } |