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target-ppc: correctly propagate NaN in division 

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

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6048 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-12-15 17:14:05 +00:00
parent e0147e4138
commit 3b27fc36e3
1 changed files with 1 additions and 1 deletions
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2
target-ppc/op_helper.c
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@ -1135,7 +1135,7 @@ uint64_t helper_fdiv (uint64_t arg1, uint64_t arg2)
} else if (unlikely(isinfinity(farg1.d) && isinfinity(farg2.d))) {
/* Division of infinity by infinity */
farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXIDI);
} else if (unlikely(iszero(farg2.d))) {
} else if (unlikely(!float64_is_nan(farg1.d) && iszero(farg2.d))) {
if (iszero(farg1.d)) {
/* Division of zero by zero */
farg1.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXZDZ);