src/src/machine.cpp

   1 //===-- src/src/machine.cpp -------------------------------------*- C++ -*-===//
   2 // More target machine info.
   3 //
   4 // Copyright (C) 2013-2014 Dirk Steinke.
   5 // See copyright and license notice in COPYRIGHT or include/jitcs.h
   6 //
   7 // IMachineDetails contain all information and methods necessary for
   8 // target dependent dataflow analysis or register allocation.
   9 //===----------------------------------------------------------------------===//
  10
  11 #include "jitcs_machine.h"
  12 #include "jitcs_int_machine.h"
  13 #include "jitcs_function.h"
  14 #include "jitcs_int_function_impl.h"
  15
  16 jitcs::IMachineInfo::IMachineInfo(const CPUInfo& c)
  17   : cpu(c) {
  18 }
  19
  20 void jitcs::IMachineInfo::_release() {
  21   assert(_refCnt == 0);
  22   delete this;
  23 }
  24
  25 std::unique_ptr<jitcs::Function> jitcs::IMachineInfo::createFnc
  26     (RefCounter<TempAllocator> alloc,
  27      std::shared_ptr<const CallingConvention> cc) {
  28   jitcs::FunctionImpl* f = new FunctionImpl(alloc, cc);
  29   return std::unique_ptr<jitcs::Function>(reinterpret_cast<jitcs::Function*>(f));
  30 }
  31
  32 size_t jitcs::IMachineDetails::getInsIdInfo(InsId id) const {
  33   // right now, we didn't define any instruction which are not hardware
  34   return 0;
  35 }
  36
  37 void jitcs::IMachineDetails::buildCtrlFlow
  38     (Ref<Instruction> ins, Ref<BasicBlockImpl> src) const{
  39   assert(0);
  40 }