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more native FPU comparison functions - native FPU remainder 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1339 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-03-20 10:33:58 +00:00
parent 1d6bda3561
commit b109f9f867
2 changed files with 110 additions and 4 deletions
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86
fpu/softfloat-native.c
View File

@ -120,10 +120,39 @@ float32 float32_round_to_int( float32 a STATUS_PARAM)
return rintf(a);
}
float32 float32_rem( float32 a, float32 b STATUS_PARAM)
{
return remainderf(a, b);
}
float32 float32_sqrt( float32 a STATUS_PARAM)
{
return sqrtf(a);
}
char float32_compare( float32 a, float32 b STATUS_PARAM )
{
if (a < b) {
return -1;
} else if (a == b) {
return 0;
} else if (a > b) {
return 1;
} else {
return 2;
}
}
char float32_compare_quiet( float32 a, float32 b STATUS_PARAM )
{
if (isless(a, b)) {
return -1;
} else if (a == b) {
return 0;
} else if (isgreater(a, b)) {
return 1;
} else {
return 2;
}
}
char float32_is_signaling_nan( float32 a1)
{
float32u u;
@ -195,10 +224,39 @@ float64 float64_round_to_int( float64 a STATUS_PARAM )
#endif
}
float64 float64_rem( float64 a, float64 b STATUS_PARAM)
{
return remainder(a, b);
}
float64 float64_sqrt( float64 a STATUS_PARAM)
{
return sqrt(a);
}
char float64_compare( float64 a, float64 b STATUS_PARAM )
{
if (a < b) {
return -1;
} else if (a == b) {
return 0;
} else if (a > b) {
return 1;
} else {
return 2;
}
}
char float64_compare_quiet( float64 a, float64 b STATUS_PARAM )
{
if (isless(a, b)) {
return -1;
} else if (a == b) {
return 0;
} else if (isgreater(a, b)) {
return 1;
} else {
return 2;
}
}
char float64_is_signaling_nan( float64 a1)
{
float64u u;
@ -248,10 +306,38 @@ floatx80 floatx80_round_to_int( floatx80 a STATUS_PARAM)
{
return rintl(a);
}
floatx80 floatx80_rem( floatx80 a, floatx80 b STATUS_PARAM)
{
return remainderl(a, b);
}
floatx80 floatx80_sqrt( floatx80 a STATUS_PARAM)
{
return sqrtl(a);
}
char floatx80_compare( floatx80 a, floatx80 b STATUS_PARAM )
{
if (a < b) {
return -1;
} else if (a == b) {
return 0;
} else if (a > b) {
return 1;
} else {
return 2;
}
}
char floatx80_compare_quiet( floatx80 a, floatx80 b STATUS_PARAM )
{
if (isless(a, b)) {
return -1;
} else if (a == b) {
return 0;
} else if (isgreater(a, b)) {
return 1;
} else {
return 2;
}
}
char floatx80_is_signaling_nan( floatx80 a1)
{
floatx80u u;

28
fpu/softfloat-native.h
View File

@ -127,7 +127,6 @@ float32 float32_rem( float32, float32 STATUS_PARAM);
float32 float32_sqrt( float32 STATUS_PARAM);
INLINE char float32_eq( float32 a, float32 b STATUS_PARAM)
{
/* XXX: incorrect because it can raise an exception */
return a == b;
}
INLINE char float32_le( float32 a, float32 b STATUS_PARAM)
@ -140,7 +139,7 @@ INLINE char float32_lt( float32 a, float32 b STATUS_PARAM)
}
INLINE char float32_eq_signaling( float32 a, float32 b STATUS_PARAM)
{
return a == b;
return a <= b && a >= b;
}
INLINE char float32_le_quiet( float32 a, float32 b STATUS_PARAM)
{
@ -150,6 +149,13 @@ INLINE char float32_lt_quiet( float32 a, float32 b STATUS_PARAM)
{
return isless(a, b);
}
INLINE char float32_unordered( float32 a, float32 b STATUS_PARAM)
{
return isunordered(a, b);
}
char float32_compare( float32, float32 STATUS_PARAM );
char float32_compare_quiet( float32, float32 STATUS_PARAM );
char float32_is_signaling_nan( float32 );
INLINE float32 float32_abs(float32 a)
@ -213,7 +219,7 @@ INLINE char float64_lt( float64 a, float64 b STATUS_PARAM)
}
INLINE char float64_eq_signaling( float64 a, float64 b STATUS_PARAM)
{
return a == b;
return a <= b && a >= b;
}
INLINE char float64_le_quiet( float64 a, float64 b STATUS_PARAM)
{
@ -224,6 +230,13 @@ INLINE char float64_lt_quiet( float64 a, float64 b STATUS_PARAM)
return isless(a, b);
}
INLINE char float64_unordered( float64 a, float64 b STATUS_PARAM)
{
return isunordered(a, b);
}
char float64_compare( float64, float64 STATUS_PARAM );
char float64_compare_quiet( float64, float64 STATUS_PARAM );
char float64_is_signaling_nan( float64 );
INLINE float64 float64_abs(float64 a)
@ -287,7 +300,7 @@ INLINE char floatx80_lt( floatx80 a, floatx80 b STATUS_PARAM)
}
INLINE char floatx80_eq_signaling( floatx80 a, floatx80 b STATUS_PARAM)
{
return a == b;
return a <= b && a >= b;
}
INLINE char floatx80_le_quiet( floatx80 a, floatx80 b STATUS_PARAM)
{
@ -298,6 +311,13 @@ INLINE char floatx80_lt_quiet( floatx80 a, floatx80 b STATUS_PARAM)
return isless(a, b);
}
INLINE char floatx80_unordered( floatx80 a, floatx80 b STATUS_PARAM)
{
return isunordered(a, b);
}
char floatx80_compare( floatx80, floatx80 STATUS_PARAM );
char floatx80_compare_quiet( floatx80, floatx80 STATUS_PARAM );
char floatx80_is_signaling_nan( floatx80 );
INLINE floatx80 floatx80_abs(floatx80 a)