haraldwolff/qemu-patch-raspberry4
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

target-ppc: Replace isden by float64_is_zero_or_denormal

Browse source 
Replace isden() by float64_is_zero_or_denormal() so that code in
helper_compute_fprf() can be reused to work with float128 argument.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Bharata B Rao 2017-01-06 11:44:46 +05:30 committed by David Gibson
parent 1383602e0d
commit 5dc22bf581
1 changed files with 1 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
target/ppc/fpu_helper.c
View file

@ -47,15 +47,6 @@ uint32_t helper_float64_to_float32(CPUPPCState *env, uint64_t arg)
return f.l;
}
static inline int isden(float64 d)
{
CPU_DoubleU u;
u.d = d;
return ((u.ll >> 52) & 0x7FF) == 0;
}
static inline int ppc_float32_get_unbiased_exp(float32 f)
{
return ((f >> 23) & 0xFF) - 127;
@ -96,7 +87,7 @@ void helper_compute_fprf(CPUPPCState *env, float64 arg)
fprf = 0x02;
}
} else {
if (isden(arg)) {
if (float64_is_zero_or_denormal(arg)) {
/* Denormalized numbers */
fprf = 0x10;
} else {