diff options
Diffstat (limited to 'gcc/resource.c')
| -rw-r--r-- | gcc/resource.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/gcc/resource.c b/gcc/resource.c index f13956b..2d30e08 100644 --- a/gcc/resource.c +++ b/gcc/resource.c @@ -450,8 +450,8 @@ find_dead_or_set_registers (rtx_insn *target, struct resources *res, case CODE_LABEL: /* After a label, any pending dead registers that weren't yet used can be made dead. */ - AND_COMPL_HARD_REG_SET (pending_dead_regs, needed.regs); - AND_COMPL_HARD_REG_SET (res->regs, pending_dead_regs); + pending_dead_regs &= ~needed.regs; + res->regs &= ~pending_dead_regs; CLEAR_HARD_REG_SET (pending_dead_regs); continue; @@ -565,14 +565,12 @@ find_dead_or_set_registers (rtx_insn *target, struct resources *res, } target_res = *res; - scratch = target_set.regs; - AND_COMPL_HARD_REG_SET (scratch, needed.regs); - AND_COMPL_HARD_REG_SET (target_res.regs, scratch); + scratch = target_set.regs & ~needed.regs; + target_res.regs &= ~scratch; fallthrough_res = *res; - scratch = set.regs; - AND_COMPL_HARD_REG_SET (scratch, needed.regs); - AND_COMPL_HARD_REG_SET (fallthrough_res.regs, scratch); + scratch = set.regs & ~needed.regs; + fallthrough_res.regs &= ~scratch; if (!ANY_RETURN_P (this_jump_insn->jump_label ())) find_dead_or_set_registers @@ -601,9 +599,8 @@ find_dead_or_set_registers (rtx_insn *target, struct resources *res, mark_referenced_resources (insn, &needed, true); mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); - scratch = set.regs; - AND_COMPL_HARD_REG_SET (scratch, needed.regs); - AND_COMPL_HARD_REG_SET (res->regs, scratch); + scratch = set.regs & ~needed.regs; + res->regs &= ~scratch; } return jump_insn; @@ -1048,8 +1045,7 @@ mark_target_live_regs (rtx_insn *insns, rtx target_maybe_return, struct resource /* CALL clobbers all call-used regs that aren't fixed except sp, ap, and fp. Do this before setting the result of the call live. */ - AND_COMPL_HARD_REG_SET (current_live_regs, - regs_invalidated_by_this_call); + current_live_regs &= ~regs_invalidated_by_this_call; } /* A CALL_INSN sets any global register live, since it may @@ -1097,7 +1093,7 @@ mark_target_live_regs (rtx_insn *insns, rtx target_maybe_return, struct resource /* A label clobbers the pending dead registers since neither reload nor jump will propagate a value across a label. */ - AND_COMPL_HARD_REG_SET (current_live_regs, pending_dead_regs); + current_live_regs &= ~pending_dead_regs; CLEAR_HARD_REG_SET (pending_dead_regs); /* We must conservatively assume that all registers that used @@ -1160,8 +1156,7 @@ mark_target_live_regs (rtx_insn *insns, rtx target_maybe_return, struct resource { mark_referenced_resources (insn, &needed, true); - scratch = needed.regs; - AND_COMPL_HARD_REG_SET (scratch, set.regs); + scratch = needed.regs & ~set.regs; new_resources.regs |= scratch; mark_set_resources (insn, &set, 0, MARK_SRC_DEST_CALL); |