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

target-ppc: Fix vcmpbfp. Unordered Case

Browse source 
Fix the implementation of Vector Compare Bounds Single Precision.
Specifically, fix the case where the operands are unordered -- since
the result is non-zero, the CR[6] field should be set to zero.

Signed-off-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Tom Musta 2014-10-31 11:39:54 -05:00 committed by Alexander Graf
parent 24e669ba53
commit 4007b8de6e
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
target-ppc/int_helper.c
View file

@ -708,7 +708,7 @@ static inline void vcmpbfp_internal(CPUPPCState *env, ppc_avr_t *r,
int le_rel = float32_compare_quiet(a->f[i], b->f[i], &env->vec_status);
if (le_rel == float_relation_unordered) {
r->u32[i] = 0xc0000000;
/* ALL_IN does not need to be updated here. */
all_in = 1;
} else {
float32 bneg = float32_chs(b->f[i]);
int ge_rel = float32_compare_quiet(a->f[i], bneg, &env->vec_status);