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128-bit float support for user mode

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3740 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-11-25 18:40:20 +00:00
parent 5cc9878d3d
commit 1f58732916
11 changed files with 676 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

166
target-sparc/op.c
View file

@ -1581,6 +1581,27 @@ void OPPROTO op_clear_ieee_excp_and_FTT(void)
#define F_OP(name, p) void OPPROTO op_f##name##p(void)
#if defined(CONFIG_USER_ONLY)
#define F_BINOP(name) \
F_OP(name, s) \
{ \
set_float_exception_flags(0, &env->fp_status); \
FT0 = float32_ ## name (FT0, FT1, &env->fp_status); \
check_ieee_exceptions(); \
} \
F_OP(name, d) \
{ \
set_float_exception_flags(0, &env->fp_status); \
DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \
check_ieee_exceptions(); \
} \
F_OP(name, q) \
{ \
set_float_exception_flags(0, &env->fp_status); \
QT0 = float128_ ## name (QT0, QT1, &env->fp_status); \
check_ieee_exceptions(); \
}
#else
#define F_BINOP(name) \
F_OP(name, s) \
{ \
@ -1594,6 +1615,7 @@ void OPPROTO op_clear_ieee_excp_and_FTT(void)
DT0 = float64_ ## name (DT0, DT1, &env->fp_status); \
check_ieee_exceptions(); \
}
#endif
F_BINOP(add);
F_BINOP(sub);
@ -1610,6 +1632,32 @@ void OPPROTO op_fsmuld(void)
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fdmulq(void)
{
set_float_exception_flags(0, &env->fp_status);
QT0 = float128_mul(float64_to_float128(DT0, &env->fp_status),
float64_to_float128(DT1, &env->fp_status),
&env->fp_status);
check_ieee_exceptions();
}
#endif
#if defined(CONFIG_USER_ONLY)
#define F_HELPER(name) \
F_OP(name, s) \
{ \
do_f##name##s(); \
} \
F_OP(name, d) \
{ \
do_f##name##d(); \
} \
F_OP(name, q) \
{ \
do_f##name##q(); \
}
#else
#define F_HELPER(name) \
F_OP(name, s) \
{ \
@ -1619,6 +1667,7 @@ void OPPROTO op_fsmuld(void)
{ \
do_f##name##d(); \
}
#endif
F_HELPER(sqrt);
@ -1646,6 +1695,18 @@ F_OP(abs, d)
do_fabsd();
}
#if defined(CONFIG_USER_ONLY)
F_OP(neg, q)
{
QT0 = float128_chs(QT1);
}
F_OP(abs, q)
{
do_fabsd();
}
#endif
void OPPROTO op_fcmps_fcc1(void)
{
do_fcmps_fcc1();
@ -1706,6 +1767,38 @@ void OPPROTO op_fcmped_fcc3(void)
do_fcmped_fcc3();
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fcmpq_fcc1(void)
{
do_fcmpq_fcc1();
}
void OPPROTO op_fcmpq_fcc2(void)
{
do_fcmpq_fcc2();
}
void OPPROTO op_fcmpq_fcc3(void)
{
do_fcmpq_fcc3();
}
void OPPROTO op_fcmpeq_fcc1(void)
{
do_fcmpeq_fcc1();
}
void OPPROTO op_fcmpeq_fcc2(void)
{
do_fcmpeq_fcc2();
}
void OPPROTO op_fcmpeq_fcc3(void)
{
do_fcmpeq_fcc3();
}
#endif
#endif
/* Integer to float conversion. */
@ -1729,6 +1822,15 @@ F_OP(ito, d)
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
F_OP(ito, q)
{
set_float_exception_flags(0, &env->fp_status);
QT0 = int32_to_float128(*((int32_t *)&FT1), &env->fp_status);
check_ieee_exceptions();
}
#endif
#ifdef TARGET_SPARC64
F_OP(xto, s)
{
@ -1743,6 +1845,14 @@ F_OP(xto, d)
DT0 = int64_to_float64(*((int64_t *)&DT1), &env->fp_status);
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
F_OP(xto, q)
{
set_float_exception_flags(0, &env->fp_status);
QT0 = int64_to_float128(*((int64_t *)&DT1), &env->fp_status);
check_ieee_exceptions();
}
#endif
#endif
#endif
#undef F_HELPER
@ -1762,6 +1872,36 @@ void OPPROTO op_fstod(void)
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fqtos(void)
{
set_float_exception_flags(0, &env->fp_status);
FT0 = float128_to_float32(QT1, &env->fp_status);
check_ieee_exceptions();
}
void OPPROTO op_fstoq(void)
{
set_float_exception_flags(0, &env->fp_status);
QT0 = float32_to_float128(FT1, &env->fp_status);
check_ieee_exceptions();
}
void OPPROTO op_fqtod(void)
{
set_float_exception_flags(0, &env->fp_status);
DT0 = float128_to_float64(QT1, &env->fp_status);
check_ieee_exceptions();
}
void OPPROTO op_fdtoq(void)
{
set_float_exception_flags(0, &env->fp_status);
QT0 = float64_to_float128(DT1, &env->fp_status);
check_ieee_exceptions();
}
#endif
/* Float to integer conversion. */
void OPPROTO op_fstoi(void)
{
@ -1777,6 +1917,15 @@ void OPPROTO op_fdtoi(void)
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fqtoi(void)
{
set_float_exception_flags(0, &env->fp_status);
*((int32_t *)&FT0) = float128_to_int32_round_to_zero(QT1, &env->fp_status);
check_ieee_exceptions();
}
#endif
#ifdef TARGET_SPARC64
void OPPROTO op_fstox(void)
{
@ -1792,6 +1941,15 @@ void OPPROTO op_fdtox(void)
check_ieee_exceptions();
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fqtox(void)
{
set_float_exception_flags(0, &env->fp_status);
*((int64_t *)&DT0) = float128_to_int64_round_to_zero(QT1, &env->fp_status);
check_ieee_exceptions();
}
#endif
void OPPROTO op_fmovs_cc(void)
{
if (T2)
@ -1804,6 +1962,14 @@ void OPPROTO op_fmovd_cc(void)
DT0 = DT1;
}
#if defined(CONFIG_USER_ONLY)
void OPPROTO op_fmovq_cc(void)
{
if (T2)
QT0 = QT1;
}
#endif
void OPPROTO op_mov_cc(void)
{
if (T2)