tests/test_allinstructions.cpp

   1 #include "jitcs.h"
   2 #include "unittest.h"
   3 #include "jitcs_instructionstream.h"
   4 #include "jitcs_dumper.h"
   5 #include "jitcs_memmgr.h"
   6 #include "jitcs_x86_32.h"
   7 #include "jitcs_x86_64.h"
   8 #include <unordered_set>
   9 #include "jitcs_int_machine.h"
  10 #include "jitcs_int_bitfuncs.h"
  11
  12 using namespace jitcs;
  13
  14 static void test(UnitTest& t) {
  15   typedef void (__cdecl *FT0_c)();
  16   RefCounter<IMachineInfo> mi = GetX86_32WinMachineInfo();
  17   RefCounter<TempAllocator> alloc(new TempAllocator);
  18   RefCounter<MemoryMgr> mgr = MemoryMgr::Create();
  19   {
  20     std::unique_ptr<Function> fn = mi->createFnc<FT0_c>(alloc);
  21     InstructionStreamBuffer<256> ibuf;
  22
  23     Ref<BasicBlock> bb1 = fn->getStartBlock();
  24
  25     ibuf.start(bb1);
  26     x86_32::MOV_WI(ibuf, x86_32::EAX, 0);
  27     x86_32::ADD_WI(ibuf, x86_32::EAX, 1);
  28     x86_32::RET(ibuf);
  29     ibuf.end();
  30
  31     MemoryMgr::CodeAndData code = fn->generate(mgr, Function::Direct_Code_Gen);
  32
  33     StringDumper dumper;
  34     Dump(dumper, code);
  35     std::string dumpresult = dumper.takeResult();
  36
  37     size_t n = 0;
  38     for (x86_32::InsClassId i = x86_32::ICL_First; i < x86_32::ICL_Last; ++i) {
  39       n += popcnt(x86_32::ToValidMask(i));
  40     }
  41     t.check("x86_32", dumpresult == expected);
  42   }
  43 }
  44
  45 static UnitTestRun _("AllInstructions", test);