diff options
Diffstat (limited to 'gcc/lra-constraints.c')
| -rw-r--r-- | gcc/lra-constraints.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/gcc/lra-constraints.c b/gcc/lra-constraints.c index d4eea85..16d96c5 100644 --- a/gcc/lra-constraints.c +++ b/gcc/lra-constraints.c @@ -1854,8 +1854,7 @@ prohibited_class_reg_set_mode_p (enum reg_class rclass, HARD_REG_SET temp; lra_assert (hard_reg_set_subset_p (reg_class_contents[rclass], set)); - temp = set; - AND_COMPL_HARD_REG_SET (temp, lra_no_alloc_regs); + temp = set & ~lra_no_alloc_regs; return (hard_reg_set_subset_p (temp, ira_prohibited_class_mode_regs[rclass][mode])); } @@ -2513,13 +2512,11 @@ process_alt_operands (int only_alternative) if (this_alternative != NO_REGS) { - HARD_REG_SET available_regs; - - available_regs = reg_class_contents[this_alternative]; - AND_COMPL_HARD_REG_SET - (available_regs, - ira_prohibited_class_mode_regs[this_alternative][mode]); - AND_COMPL_HARD_REG_SET (available_regs, lra_no_alloc_regs); + HARD_REG_SET available_regs + = (reg_class_contents[this_alternative] + & ~((ira_prohibited_class_mode_regs + [this_alternative][mode]) + | lra_no_alloc_regs)); if (hard_reg_set_empty_p (available_regs)) { /* There are no hard regs holding a value of given @@ -6407,8 +6404,8 @@ inherit_in_ebb (rtx_insn *head, rtx_insn *tail) else add_to_hard_reg_set (&s, PSEUDO_REGNO_MODE (dst_regno), reg_renumber[dst_regno]); - AND_COMPL_HARD_REG_SET (live_hard_regs, s); - AND_COMPL_HARD_REG_SET (potential_reload_hard_regs, s); + live_hard_regs &= ~s; + potential_reload_hard_regs &= ~s; } /* We should invalidate potential inheritance or splitting for the current insn usages to the next |