Changeset 6132 for trunk/src/kernel32/thread.cpp

Timestamp:

Jun 27, 2001, 5:34:42 PM (24 years ago)

Author:

sandervl

Message:

hack for weird fpu performance issues

File:

• trunk/src/kernel32/thread.cpp (modified) (2 diffs)

trunk/src/kernel32/thread.cpp

@@ -1 @@
-/* $Id: thread.cpp,v 1.29 2001-06-27 13:35:46 sandervl Exp $ */
+/* $Id: thread.cpp,v 1.30 2001-06-27 15:34:41 sandervl Exp $ */
 
 /*
@@ -132 +132 @@
   Win32DllBase::attachThreadToAllDlls();          //send DLL_THREAD_ATTACH message to all dlls
 
-  //Reset FPU to default values (control word 0x27F; same as in NT)
-  _fpreset();
+  //SvL: Leave this here. For some weird reason this affects performance
+  //     of floating point apps. (at least for one fortan benchmark)
+  double tmp;
+  //Set FPU control word to 0x27F (same as in NT)
+  CONTROL87(0x27F, 0xFFF);
   rc = AsmCallThreadHandler(winthread, userdata);