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/*
/*
===============================================================================
===============================================================================
 
 
This C source file is part of TestFloat, Release 2a, a package of programs
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
for testing the correctness of floating-point arithmetic complying to the
IEC/IEEE Standard for Floating-Point.
IEC/IEEE Standard for Floating-Point.
 
 
Written by John R. Hauser.  More information is available through the Web
Written by John R. Hauser.  More information is available through the Web
page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
 
 
THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE.  Although reasonable effort
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
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
TIMES RESULT IN INCORRECT BEHAVIOR.  USE OF THIS SOFTWARE IS RESTRICTED TO
PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
 
 
Derivative works are acceptable, even for commercial purposes, so long as
Derivative works are acceptable, even for commercial purposes, so long as
(1) they include prominent notice that the work is derivative, and (2) they
(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
include prominent notice akin to these four paragraphs for those parts of
this code that are retained.
this code that are retained.
 
 
Modified for use with or1ksim's testsuite.
Modified for use with or1ksim's testsuite.
 
 
Contributor Julius Baxter <julius.baxter@orsoc.se>
Contributor Julius Baxter <julius.baxter@orsoc.se>
 
 
===============================================================================
===============================================================================
*/
*/
                                                                 /*
                                                                 /*
#include <stdio.h>
#include <stdio.h>
                                                                 */
                                                                 */
#include "or32-utils.h" // OR1k support C library
#include "cpu-utils.h" // OR1k support C library
#include "milieu.h"
#include "milieu.h"
#include "printf.h"
#include "printf.h"
#include "softfloat.h"
#include "softfloat.h"
#include "writeHex.h"
#include "writeHex.h"
 
 
void writeHex_flag( flag a/*, FILE *stream */ )
void writeHex_flag( flag a/*, FILE *stream */ )
{
{
 
 
    putchar( a ? '1' : '0' );
    putchar( a ? '1' : '0' );
 
 
}
}
 
 
static void writeHex_bits8( bits8 a/*, FILE *stream */ )
static void writeHex_bits8( bits8 a/*, FILE *stream */ )
{
{
    int digit;
    int digit;
 
 
    digit = ( a>>4 ) & 0xF;
    digit = ( a>>4 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = a & 0xF;
    digit = a & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
 
 
}
}
 
 
static void writeHex_bits12( int16 a/*, FILE *stream */ )
static void writeHex_bits12( int16 a/*, FILE *stream */ )
{
{
    int digit;
    int digit;
 
 
    digit = ( a>>8 ) & 0xF;
    digit = ( a>>8 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = ( a>>4 ) & 0xF;
    digit = ( a>>4 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = a & 0xF;
    digit = a & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
 
 
}
}
 
 
static void writeHex_bits16( bits16 a/*, FILE *stream */ )
static void writeHex_bits16( bits16 a/*, FILE *stream */ )
{
{
    int digit;
    int digit;
 
 
    digit = ( a>>12 ) & 0xF;
    digit = ( a>>12 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = ( a>>8 ) & 0xF;
    digit = ( a>>8 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = ( a>>4 ) & 0xF;
    digit = ( a>>4 ) & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
    digit = a & 0xF;
    digit = a & 0xF;
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    if ( 9 < digit ) digit += 'A' - ( '0' + 10 );
    putchar( '0' + digit );
    putchar( '0' + digit );
 
 
}
}
 
 
void writeHex_bits32( bits32 a/*, FILE *stream */ )
void writeHex_bits32( bits32 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits16( a>>16 );
    writeHex_bits16( a>>16 );
    writeHex_bits16( a );
    writeHex_bits16( a );
    report(a);
    report(a);
 
 
}
}
 
 
#ifdef BITS64
#ifdef BITS64
 
 
void writeHex_bits64( bits64 a/*, FILE *stream */ )
void writeHex_bits64( bits64 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits32( a>>32 );
    writeHex_bits32( a>>32 );
    writeHex_bits32( a );
    writeHex_bits32( a );
 
 
}
}
 
 
#endif
#endif
 
 
void writeHex_float32( float32 a/*, FILE *stream */ )
void writeHex_float32( float32 a/*, FILE *stream */ )
{
{
 
 
    putchar( ( ( (sbits32) a ) < 0 ) ? '8' : '0' );
    putchar( ( ( (sbits32) a ) < 0 ) ? '8' : '0' );
    writeHex_bits8( a>>23 );
    writeHex_bits8( a>>23 );
    putchar( '.' );
    putchar( '.' );
    writeHex_bits8( ( a>>16 ) & 0x7F );
    writeHex_bits8( ( a>>16 ) & 0x7F );
    writeHex_bits16( a );
    writeHex_bits16( a );
    report(a);
    report(a);
 
 
}
}
 
 
#ifdef BITS64
#ifdef BITS64
 
 
void writeHex_float64( float64 a/*, FILE *stream */ )
void writeHex_float64( float64 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits12( a>>52 );
    writeHex_bits12( a>>52 );
    putchar( '.' );
    putchar( '.' );
    writeHex_bits12( a>>40 );
    writeHex_bits12( a>>40 );
    writeHex_bits8( a>>32 );
    writeHex_bits8( a>>32 );
    writeHex_bits32( a );
    writeHex_bits32( a );
 
 
}
}
 
 
#else
#else
 
 
void writeHex_float64( float64 a/*, FILE *stream */ )
void writeHex_float64( float64 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits12( a.high>>20 );
    writeHex_bits12( a.high>>20 );
    putchar( '.' );
    putchar( '.' );
    writeHex_bits12( a.high>>8 );
    writeHex_bits12( a.high>>8 );
    writeHex_bits8( a.high );
    writeHex_bits8( a.high );
    writeHex_bits32( a.low );
    writeHex_bits32( a.low );
 
 
}
}
 
 
#endif
#endif
 
 
#ifdef FLOATX80
#ifdef FLOATX80
 
 
void writeHex_floatx80( floatx80 a/*, FILE *stream */ )
void writeHex_floatx80( floatx80 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits16( a.high );
    writeHex_bits16( a.high );
    putchar( '.' );
    putchar( '.' );
    writeHex_bits64( a.low );
    writeHex_bits64( a.low );
 
 
}
}
 
 
#endif
#endif
 
 
#ifdef FLOAT128
#ifdef FLOAT128
 
 
void writeHex_float128( float128 a/*, FILE *stream */ )
void writeHex_float128( float128 a/*, FILE *stream */ )
{
{
 
 
    writeHex_bits16( a.high>>48 );
    writeHex_bits16( a.high>>48 );
    putchar( '.' );
    putchar( '.' );
    writeHex_bits16( a.high>>32 );
    writeHex_bits16( a.high>>32 );
    writeHex_bits32( a.high );
    writeHex_bits32( a.high );
    writeHex_bits64( a.low );
    writeHex_bits64( a.low );
 
 
}
}
 
 
#endif
#endif
 
 
void writeHex_float_flags( uint8 flags/*, FILE *stream */ )
void writeHex_float_flags( uint8 flags/*, FILE *stream */ )
{
{
 
 
    putchar( flags & float_flag_invalid   ? 'v' : '.' );
    putchar( flags & float_flag_invalid   ? 'v' : '.' );
    putchar( flags & float_flag_divbyzero ? 'z' : '.' );
    putchar( flags & float_flag_divbyzero ? 'z' : '.' );
    putchar( flags & float_flag_overflow  ? 'o' : '.' );
    putchar( flags & float_flag_overflow  ? 'o' : '.' );
    putchar( flags & float_flag_underflow ? 'u' : '.' );
    putchar( flags & float_flag_underflow ? 'u' : '.' );
    putchar( flags & float_flag_inexact   ? 'x' : '.' );
    putchar( flags & float_flag_inexact   ? 'x' : '.' );
 
 
}
}
 
 
 
 

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