1 |
349 |
julius |
|
2 |
|
|
/*
|
3 |
|
|
===============================================================================
|
4 |
|
|
|
5 |
|
|
This C header file is part of TestFloat, Release 2a, a package of programs
|
6 |
|
|
for testing the correctness of floating-point arithmetic complying to the
|
7 |
|
|
IEC/IEEE Standard for Floating-Point.
|
8 |
|
|
|
9 |
|
|
Written by John R. Hauser. More information is available through the Web
|
10 |
|
|
page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
|
11 |
|
|
|
12 |
|
|
THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort
|
13 |
|
|
has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT
|
14 |
|
|
TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO
|
15 |
|
|
PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
|
16 |
|
|
AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
|
17 |
|
|
|
18 |
|
|
Derivative works are acceptable, even for commercial purposes, so long as
|
19 |
|
|
(1) they include prominent notice that the work is derivative, and (2) they
|
20 |
|
|
include prominent notice akin to these four paragraphs for those parts of
|
21 |
|
|
this code that are retained.
|
22 |
|
|
|
23 |
|
|
Modified for use with or1ksim's testsuite.
|
24 |
|
|
|
25 |
|
|
Contributor Julius Baxter <julius.baxter@orsoc.se>
|
26 |
|
|
|
27 |
|
|
===============================================================================
|
28 |
|
|
*/
|
29 |
|
|
|
30 |
|
|
/*
|
31 |
|
|
-------------------------------------------------------------------------------
|
32 |
|
|
Target-specific function for clearing the system's IEC/IEEE floating-point
|
33 |
|
|
exception flags. The previous value of the flags is returned.
|
34 |
|
|
-------------------------------------------------------------------------------
|
35 |
|
|
*/
|
36 |
|
|
int8 syst_float_flags_clear( void );
|
37 |
|
|
|
38 |
|
|
// Extern flags value - stored in softfloat's format, not OR1K's fpcsr format
|
39 |
|
|
extern int8 fpcsr_flags;
|