OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [orpsocv2/] [sw/] [apps/] [testfloat/] [systflags.c] - Diff between revs 349 and 393

Go to most recent revision | Show entire file | Details | Blame | View Log

Rev 349 Rev 393
Line 1... Line 1...
 
 
 No newline at end of file
 No newline at end of file
 
/*
 
===============================================================================
 
 
 
This C source file is part of TestFloat, Release 2a, a package of programs
 
for testing the correctness of floating-point arithmetic complying to the
 
IEC/IEEE Standard for Floating-Point.
 
 
 
Written by John R. Hauser.  More information is available through the Web
 
page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
 
 
 
THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE.  Although reasonable effort
 
has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT
 
TIMES RESULT IN INCORRECT BEHAVIOR.  USE OF THIS SOFTWARE IS RESTRICTED TO
 
PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
 
AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
 
 
 
Derivative works are acceptable, even for commercial purposes, so long as
 
(1) they include prominent notice that the work is derivative, and (2) they
 
include prominent notice akin to these four paragraphs for those parts of
 
this code that are retained.
 
 
 
Modified for use with or1ksim's testsuite.
 
 
 
Contributor Julius Baxter <julius.baxter@orsoc.se>
 
 
 
===============================================================================
 
*/
 
 
 
#include "milieu.h"
 
#include "systflags.h"
 
#include "spr-defs.h"
 
//#include <stdio.h>
 
 
 
/*
 
-------------------------------------------------------------------------------
 
Clears the system's IEC/IEEE floating-point exception flags.   - Not anymore!
 
Returns the previous value of the flags.
 
-------------------------------------------------------------------------------
 
*/
 
 
 
int8 fpcsr_flags;
 
 
 
int8 syst_float_flags_clear( void )
 
{
 
  int8 tmp_flags = fpcsr_flags;
 
  fpcsr_flags = 0;
 
  return tmp_flags;
 
}
 
 
 
 
 No newline at end of file
 No newline at end of file

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.