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64 bit fix

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1842 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-04-23 22:59:41 +00:00
parent e774a278d8
commit 1b2b0af50d
1 changed files with 20 additions and 5 deletions
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25
fpu/softfloat-native.c
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@ -23,8 +23,8 @@ void set_floatx80_rounding_precision(int val STATUS_PARAM)
#endif #endif
#if defined(_BSD) #if defined(_BSD)
#define lrint(d) ((int32_t)rint(d)) #define lrint(d) ((long)rint(d))
#define llrint(d) ((int64_t)rint(d)) #define llrint(d) ((long long)rint(d))
#endif #endif
#if defined(__powerpc__) #if defined(__powerpc__)
@ -80,12 +80,27 @@ floatx80 int64_to_floatx80( int64_t v STATUS_PARAM)
} }
#endif #endif
/* XXX: this code implements the x86 behaviour, not the IEEE one. */
#if HOST_LONG_BITS == 32
static inline int long_to_int32(long a)
{
return a;
}
#else
static inline int long_to_int32(long a)
{
if (a != (int32_t)a)
a = 0x80000000;
return a;
}
#endif
/*---------------------------------------------------------------------------- /*----------------------------------------------------------------------------
| Software IEC/IEEE single-precision conversion routines. | Software IEC/IEEE single-precision conversion routines.
*----------------------------------------------------------------------------*/ *----------------------------------------------------------------------------*/
int float32_to_int32( float32 a STATUS_PARAM) int float32_to_int32( float32 a STATUS_PARAM)
{ {
return lrintf(a); return long_to_int32(lrintf(a));
} }
int float32_to_int32_round_to_zero( float32 a STATUS_PARAM) int float32_to_int32_round_to_zero( float32 a STATUS_PARAM)
{ {
@ -167,7 +182,7 @@ char float32_is_signaling_nan( float32 a1)
*----------------------------------------------------------------------------*/ *----------------------------------------------------------------------------*/
int float64_to_int32( float64 a STATUS_PARAM) int float64_to_int32( float64 a STATUS_PARAM)
{ {
return lrint(a); return long_to_int32(lrint(a));
} }
int float64_to_int32_round_to_zero( float64 a STATUS_PARAM) int float64_to_int32_round_to_zero( float64 a STATUS_PARAM)
{ {
@ -276,7 +291,7 @@ char float64_is_signaling_nan( float64 a1)
*----------------------------------------------------------------------------*/ *----------------------------------------------------------------------------*/
int floatx80_to_int32( floatx80 a STATUS_PARAM) int floatx80_to_int32( floatx80 a STATUS_PARAM)
{ {
return lrintl(a); return long_to_int32(lrintl(a));
} }
int floatx80_to_int32_round_to_zero( floatx80 a STATUS_PARAM) int floatx80_to_int32_round_to_zero( floatx80 a STATUS_PARAM)
{ {