TempleOSTS_140317.ISO

Demo/MultiCore/Lock.CPP

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+/*
+  lock{} is a compiler statement
+  which places asm LOCK instruction
+  prefixes on code.  Only use it on
+  read-modify-write statements.
+  It will generate invalid instructions
+  if you misuse it and it will crash.
+  $LK,"U",A="MN:U"$() to see what code was generated.
+*/
+
+#define CNT	0x1000000
+
+I64 glbl;
+
+
+U0 MPUnlockedInc(I64)
+{
+  I64 i;
+  for (i=0;i<CNT;i++)
+    glbl++;
+}
+
+U0 UnlockedInc()
+{
+  CSrvCmd *tempm0,*tempm1;
+  glbl=0;
+  tempm0=JobQue(&MPUnlockedInc,NULL,0,0);
+  tempm1=JobQue(&MPUnlockedInc,NULL,1,0);
+  GetResult(tempm0);
+  GetResult(tempm1);
+  "Correct Cnt:%X Actual Cnt:%X\n",CNT*2,glbl;
+}
+
+
+
+U0 MPLockedInc(I64)
+{
+  I64 i;
+  for (i=0;i<CNT;i++)
+    lock  //Can be used without {}
+      glbl++;
+}
+
+U0 LockedInc()
+{
+  CSrvCmd *tempm0,*tempm1;
+  glbl=0;
+  tempm0=JobQue(&MPLockedInc,NULL,0,0);
+  tempm1=JobQue(&MPLockedInc,NULL,1,0);
+  GetResult(tempm0);
+  GetResult(tempm1);
+  "Correct Cnt:%X Actual Cnt:%X\n",CNT*2,glbl;
+}
+
+UnlockedInc;
+LockedInc;