diff options
Diffstat (limited to 'target-microblaze')
| -rw-r--r-- | target-microblaze/translate.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/target-microblaze/translate.c b/target-microblaze/translate.c index 3a766d8fea..9c0492e56a 100644 --- a/target-microblaze/translate.c +++ b/target-microblaze/translate.c @@ -788,6 +788,13 @@ static inline TCGv *compute_ldst_addr(DisasContext *dc, TCGv *t) /* Treat the fast cases first. */ if (!dc->type_b) { + /* If any of the regs is r0, return a ptr to the other. */ + if (dc->ra == 0) { + return &cpu_R[dc->rb]; + } else if (dc->rb == 0) { + return &cpu_R[dc->ra]; + } + *t = tcg_temp_new(); tcg_gen_add_tl(*t, cpu_R[dc->ra], cpu_R[dc->rb]); return t; |