diff options
Diffstat (limited to 'gcc/ira-lives.c')
-rw-r--r-- | gcc/ira-lives.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/ira-lives.c b/gcc/ira-lives.c index 822dccb18d5..c67e89cbd79 100644 --- a/gcc/ira-lives.c +++ b/gcc/ira-lives.c @@ -841,6 +841,7 @@ process_single_reg_class_operands (bool in_p, int freq) [ira_class_hard_regs[cl][0]]) >= 0 && reg_class_size[cl] <= (unsigned) CLASS_MAX_NREGS (cl, mode)) { + int i, size; cost = (freq * (in_p @@ -848,10 +849,12 @@ process_single_reg_class_operands (bool in_p, int freq) : ira_get_register_move_cost (mode, cl, cover_class))); ira_allocate_and_set_costs (&ALLOCNO_CONFLICT_HARD_REG_COSTS (operand_a), cover_class, 0); - ALLOCNO_CONFLICT_HARD_REG_COSTS (operand_a) - [ira_class_hard_reg_index - [cover_class][ira_class_hard_regs[cl][0]]] - -= cost; + size = ira_reg_class_nregs[cover_class][mode]; + for (i = 0; i < size; i++) + ALLOCNO_CONFLICT_HARD_REG_COSTS (operand_a) + [ira_class_hard_reg_index + [cover_class][ira_class_hard_regs[cl][i]]] + -= cost; } } |