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target-ppc: convert FPU load/store to TCG

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Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5786 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-11-23 16:30:50 +00:00
parent a7859e892b
commit a0d7d5a776
4 changed files with 159 additions and 216 deletions
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18
target-ppc/op_helper.c
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@ -237,6 +237,24 @@ target_ulong helper_popcntb_64 (target_ulong val)
/*****************************************************************************/
/* Floating point operations helpers */
uint64_t helper_float32_to_float64(uint32_t arg)
{
CPU_FloatU f;
CPU_DoubleU d;
f.l = arg;
d.d = float32_to_float64(f.f, &env->fp_status);
return d.ll;
}
uint32_t helper_float64_to_float32(uint64_t arg)
{
CPU_FloatU f;
CPU_DoubleU d;
d.ll = arg;
f.f = float64_to_float32(d.d, &env->fp_status);
return f.l;
}
static always_inline int fpisneg (float64 d)
{
CPU_DoubleU u;