Mercurial > projects > ldc
view gen/irstate.cpp @ 1052:12ea38902e83
Add '-singleobj' command line switch that will tell LDC to link LLVM modules internally and only emit a single object file.
The switch allows the optimizer and inliner to run on all modules at once and opens the door for template instantiation improvements that should lower compile time and executable size.
author | Christian Kamm <kamm incasoftware de> |
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date | Sat, 07 Mar 2009 19:38:00 +0100 |
parents | 8c73ff5f69e0 |
children | f99a3b393c03 |
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/* DMDFE backend stubs * This file contains the implementations of the backend routines. * For dmdfe these do nothing but print a message saying the module * has been parsed. Substitute your own behaviors for these routimes. */ #include <cstdarg> #include "gen/llvm.h" #include "mtype.h" #include "declaration.h" #include "statement.h" #include "gen/irstate.h" #include "tollvm.h" IRState* gIR = 0; llvm::TargetMachine* gTargetMachine = 0; const llvm::TargetData* gTargetData = 0; TargetABI* gABI = 0; ////////////////////////////////////////////////////////////////////////////////////////// IRScope::IRScope() { begin = end = NULL; } IRScope::IRScope(llvm::BasicBlock* b, llvm::BasicBlock* e) { begin = b; end = e; builder.SetInsertPoint(b); } ////////////////////////////////////////////////////////////////////////////////////////// IRLoopScope::IRLoopScope() { } IRLoopScope::IRLoopScope(Statement* s, EnclosingHandler* enclosinghandler, llvm::BasicBlock* b, llvm::BasicBlock* e, bool isSwitch) { begin = b; end = e; //builder.SetInsertPoint(b); this->s = s; this->enclosinghandler = enclosinghandler; this->isSwitch = isSwitch; } ////////////////////////////////////////////////////////////////////////////////////////// IRState::IRState(llvm::Module* m) : module(m), difactory(*m) { interfaceInfoType = NULL; mutexType = NULL; moduleRefType = NULL; dmodule = 0; emitMain = false; mainFunc = 0; ir.state = this; asmBlock = NULL; dwarfCUs = NULL; dwarfSPs = NULL; dwarfGVs = NULL; } IrFunction* IRState::func() { assert(!functions.empty() && "Function stack is empty!"); return functions.back(); } llvm::Function* IRState::topfunc() { assert(!functions.empty() && "Function stack is empty!"); return functions.back()->func; } TypeFunction* IRState::topfunctype() { assert(!functions.empty() && "Function stack is empty!"); return functions.back()->type; } llvm::Instruction* IRState::topallocapoint() { assert(!functions.empty() && "AllocaPoint stack is empty!"); return functions.back()->allocapoint; } IrStruct* IRState::topstruct() { assert(!structs.empty() && "Struct vector is empty!"); return structs.back(); } IRScope& IRState::scope() { assert(!scopes.empty()); return scopes.back(); } llvm::BasicBlock* IRState::scopebb() { IRScope& s = scope(); assert(s.begin); return s.begin; } llvm::BasicBlock* IRState::scopeend() { IRScope& s = scope(); assert(s.end); return s.end; } bool IRState::scopereturned() { //return scope().returned; return !scopebb()->empty() && scopebb()->back().isTerminator(); } LLCallSite IRState::CreateCallOrInvoke(LLValue* Callee, const char* Name) { LLSmallVector<LLValue*, 1> args; return CreateCallOrInvoke(Callee, args.begin(), args.end(), Name); } LLCallSite IRState::CreateCallOrInvoke(LLValue* Callee, LLValue* Arg1, const char* Name) { LLSmallVector<LLValue*, 1> args; args.push_back(Arg1); return CreateCallOrInvoke(Callee, args.begin(), args.end(), Name); } LLCallSite IRState::CreateCallOrInvoke2(LLValue* Callee, LLValue* Arg1, LLValue* Arg2, const char* Name) { LLSmallVector<LLValue*, 2> args; args.push_back(Arg1); args.push_back(Arg2); return CreateCallOrInvoke(Callee, args.begin(), args.end(), Name); } LLCallSite IRState::CreateCallOrInvoke3(LLValue* Callee, LLValue* Arg1, LLValue* Arg2, LLValue* Arg3, const char* Name) { LLSmallVector<LLValue*, 3> args; args.push_back(Arg1); args.push_back(Arg2); args.push_back(Arg3); return CreateCallOrInvoke(Callee, args.begin(), args.end(), Name); } LLCallSite IRState::CreateCallOrInvoke4(LLValue* Callee, LLValue* Arg1, LLValue* Arg2, LLValue* Arg3, LLValue* Arg4, const char* Name) { LLSmallVector<LLValue*, 4> args; args.push_back(Arg1); args.push_back(Arg2); args.push_back(Arg3); args.push_back(Arg4); return CreateCallOrInvoke(Callee, args.begin(), args.end(), Name); } ////////////////////////////////////////////////////////////////////////////////////////// IRBuilder<>* IRBuilderHelper::operator->() { IRBuilder<>& b = state->scope().builder; assert(b.GetInsertBlock() != NULL); return &b; }