Mercurial > projects > ldc
view gen/runtime.c @ 37:77cdca8c210f trunk
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
initial label/goto support.
author | lindquist |
---|---|
date | Wed, 10 Oct 2007 03:38:24 +0200 |
parents | 3cfcb944304e |
children | 8b0e809563df |
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#include <cassert> #include "llvm/Module.h" #include "llvm/Bitcode/ReaderWriter.h" #include "llvm/Support/MemoryBuffer.h" #include "root.h" #include "mars.h" #include "gen/runtime.h" #include "gen/logger.h" static llvm::Module* M = NULL; static bool runtime_failed = false; bool LLVM_D_InitRuntime() { Logger::println("*** Loading D runtime ***"); LOG_SCOPE; if (!global.params.runtimeImppath) { error("You must set the runtime import path with -E"); fatal(); } std::string filename(global.params.runtimeImppath); filename.append("/llvmdcore.bc"); llvm::MemoryBuffer* buffer = llvm::MemoryBuffer::getFile(filename.c_str(), filename.length()); if (!buffer) { Logger::println("Failed to load runtime library from disk"); runtime_failed = true; return false; } std::string errstr; bool retval = false; M = llvm::ParseBitcodeFile(buffer, &errstr); if (M) { retval = true; } else { Logger::println("Failed to load runtime: %s", errstr.c_str()); runtime_failed = true; } delete buffer; return retval; } void LLVM_D_FreeRuntime() { if (M) { Logger::println("*** Freeing D runtime ***"); delete M; } } llvm::Function* LLVM_D_GetRuntimeFunction(llvm::Module* target, const char* name) { // TODO maybe check the target module first, to allow overriding the runtime on a pre module basis? // could be done and seems like it could be neat too :) if (global.params.noruntime) { error("No implicit runtime calls allowed with -noruntime option enabled"); fatal(); } if (!M) { assert(!runtime_failed); LLVM_D_InitRuntime(); } llvm::Function* fn = M->getFunction(name); if (!fn) return NULL; const llvm::FunctionType* fnty = fn->getFunctionType(); return llvm::cast<llvm::Function>(target->getOrInsertFunction(name, fnty)); }