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Split NEXT_INSN/PREV_INSN into lvalue and rvalue forms

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2014-08-19  David Malcolm  <dmalcolm@redhat.com>

	* rtx-classes-status.txt: Add SET_NEXT_INSN, SET_PREV_INSN.

gcc/
2014-08-19  David Malcolm  <dmalcolm@redhat.com>

	* rtl.h (PREV_INSN): Split macro in two: the existing one,
	for rvalues, and...
	(SET_PREV_INSN): New macro, for use as an lvalue.
	(NEXT_INSN, SET_NEXT_INSN): Likewise.

	* caller-save.c (save_call_clobbered_regs): Convert lvalue use of
	PREV_INSN/NEXT_INSN into SET_PREV_INSN/SET_NEXT_INSN.
	* cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
	(fixup_abnormal_edges): Likewise.
	(unlink_insn_chain): Likewise.
	(fixup_reorder_chain): Likewise.
	(cfg_layout_delete_block): Likewise.
	(cfg_layout_merge_blocks): Likewise.
	* combine.c (update_cfg_for_uncondjump): Likewise.
	* emit-rtl.c (link_insn_into_chain): Likewise.
	(remove_insn): Likewise.
	(delete_insns_since): Likewise.
	(reorder_insns_nobb): Likewise.
	(emit_insn_after_1): Likewise.
	* final.c (rest_of_clean_state): Likewise.
	(final_scan_insn): Likewise.
	* gcse.c (can_assign_to_reg_without_clobbers_p): Likewise.
	* haifa-sched.c (concat_note_lists): Likewise.
	(remove_notes): Likewise.
	(restore_other_notes): Likewise.
	(move_insn): Likewise.
	(unlink_bb_notes): Likewise.
	(restore_bb_notes): Likewise.
	* jump.c (delete_for_peephole): Likewise.
	* optabs.c (emit_libcall_block_1): Likewise.
	* reorg.c (emit_delay_sequence): Likewise.
	(fill_simple_delay_slots): Likewise.
	* sel-sched-ir.c (sel_move_insn): Likewise.
	(sel_remove_insn): Likewise.
	(get_bb_note_from_pool): Likewise.
	* sel-sched.c (move_nop_to_previous_block): Likewise.

	* config/bfin/bfin.c (reorder_var_tracking_notes): Likewise.
	* config/c6x/c6x.c (gen_one_bundle): Likewise.
	(c6x_gen_bundles): Likewise.
	(hwloop_optimize): Likewise.
	* config/frv/frv.c (frv_function_prologue): Likewise.
	(frv_register_nop): Likewise.
	* config/ia64/ia64.c (ia64_init_dfa_pre_cycle_insn): Likewise.
	(ia64_reorg): Likewise.
	* config/mep/mep.c (mep_reorg_addcombine): Likewise.
	(mep_make_bundle): Likewise.
	(mep_bundle_insns): Likewise.
	* config/picochip/picochip.c (reorder_var_tracking_notes): Likewise.
	* config/tilegx/tilegx.c (reorder_var_tracking_notes): Likewise.
	* config/tilepro/tilepro.c (reorder_var_tracking_notes): Likewise.

From-SVN: r214128
This commit is contained in:
David Malcolm 2014-08-19 00:54:22 +00:00 committed by David Malcolm
parent 9c9afb6905
commit 0f82e5c9fb
24 changed files with 271 additions and 205 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
ChangeLog
View File

@ -1,3 +1,7 @@
2014-08-19 David Malcolm <dmalcolm@redhat.com>
* rtx-classes-status.txt: Add SET_NEXT_INSN, SET_PREV_INSN.
2014-08-18 Patrick Palka <ppalka@gcc.gnu.org>
* MAINTAINERS (Write After Approval): Add myself.

54
gcc/ChangeLog
View File

@ -1,3 +1,57 @@
2014-08-19 David Malcolm <dmalcolm@redhat.com>
* rtl.h (PREV_INSN): Split macro in two: the existing one,
for rvalues, and...
(SET_PREV_INSN): New macro, for use as an lvalue.
(NEXT_INSN, SET_NEXT_INSN): Likewise.
* caller-save.c (save_call_clobbered_regs): Convert lvalue use of
PREV_INSN/NEXT_INSN into SET_PREV_INSN/SET_NEXT_INSN.
* cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
(fixup_abnormal_edges): Likewise.
(unlink_insn_chain): Likewise.
(fixup_reorder_chain): Likewise.
(cfg_layout_delete_block): Likewise.
(cfg_layout_merge_blocks): Likewise.
* combine.c (update_cfg_for_uncondjump): Likewise.
* emit-rtl.c (link_insn_into_chain): Likewise.
(remove_insn): Likewise.
(delete_insns_since): Likewise.
(reorder_insns_nobb): Likewise.
(emit_insn_after_1): Likewise.
* final.c (rest_of_clean_state): Likewise.
(final_scan_insn): Likewise.
* gcse.c (can_assign_to_reg_without_clobbers_p): Likewise.
* haifa-sched.c (concat_note_lists): Likewise.
(remove_notes): Likewise.
(restore_other_notes): Likewise.
(move_insn): Likewise.
(unlink_bb_notes): Likewise.
(restore_bb_notes): Likewise.
* jump.c (delete_for_peephole): Likewise.
* optabs.c (emit_libcall_block_1): Likewise.
* reorg.c (emit_delay_sequence): Likewise.
(fill_simple_delay_slots): Likewise.
* sel-sched-ir.c (sel_move_insn): Likewise.
(sel_remove_insn): Likewise.
(get_bb_note_from_pool): Likewise.
* sel-sched.c (move_nop_to_previous_block): Likewise.
* config/bfin/bfin.c (reorder_var_tracking_notes): Likewise.
* config/c6x/c6x.c (gen_one_bundle): Likewise.
(c6x_gen_bundles): Likewise.
(hwloop_optimize): Likewise.
* config/frv/frv.c (frv_function_prologue): Likewise.
(frv_register_nop): Likewise.
* config/ia64/ia64.c (ia64_init_dfa_pre_cycle_insn): Likewise.
(ia64_reorg): Likewise.
* config/mep/mep.c (mep_reorg_addcombine): Likewise.
(mep_make_bundle): Likewise.
(mep_bundle_insns): Likewise.
* config/picochip/picochip.c (reorder_var_tracking_notes): Likewise.
* config/tilegx/tilegx.c (reorder_var_tracking_notes): Likewise.
* config/tilepro/tilepro.c (reorder_var_tracking_notes): Likewise.
2014-08-19 David Malcolm <dmalcolm@redhat.com>
* basic-block.h (BB_HEAD): Convert to a function. Strengthen the

12
gcc/caller-save.c
View File

@ -913,13 +913,13 @@ save_call_clobbered_regs (void)
prev = PREV_INSN (ins);
if (NOTE_P (ins))
{
NEXT_INSN (prev) = NEXT_INSN (ins);
PREV_INSN (NEXT_INSN (ins)) = prev;
PREV_INSN (ins) = insn;
NEXT_INSN (ins) = NEXT_INSN (insn);
NEXT_INSN (insn) = ins;
SET_NEXT_INSN (prev) = NEXT_INSN (ins);
SET_PREV_INSN (NEXT_INSN (ins)) = prev;
SET_PREV_INSN (ins) = insn;
SET_NEXT_INSN (ins) = NEXT_INSN (insn);
SET_NEXT_INSN (insn) = ins;
if (NEXT_INSN (ins))
PREV_INSN (NEXT_INSN (ins)) = ins;
SET_PREV_INSN (NEXT_INSN (ins)) = ins;
if (BB_END (bb) == insn)
SET_BB_END (bb) = ins;
}

76
gcc/cfgrtl.c
View File

@ -1060,11 +1060,11 @@ try_redirect_by_replacing_jump (edge e, basic_block target, bool in_cfglayout)
if (BARRIER_P (insn))
{
if (PREV_INSN (insn))
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
else
SET_BB_FOOTER (src) = NEXT_INSN (insn);
if (NEXT_INSN (insn))
PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
SET_PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
}
if (LABEL_P (insn))
break;
@ -1132,14 +1132,14 @@ try_redirect_by_replacing_jump (edge e, basic_block target, bool in_cfglayout)
update_bb_for_insn_chain (NEXT_INSN (BB_END (src)),
PREV_INSN (barrier), src);
NEXT_INSN (PREV_INSN (new_insn)) = NEXT_INSN (new_insn);
PREV_INSN (NEXT_INSN (new_insn)) = PREV_INSN (new_insn);
SET_NEXT_INSN (PREV_INSN (new_insn)) = NEXT_INSN (new_insn);
SET_PREV_INSN (NEXT_INSN (new_insn)) = PREV_INSN (new_insn);
NEXT_INSN (new_insn) = barrier;
NEXT_INSN (PREV_INSN (barrier)) = new_insn;
SET_NEXT_INSN (new_insn) = barrier;
SET_NEXT_INSN (PREV_INSN (barrier)) = new_insn;
PREV_INSN (new_insn) = PREV_INSN (barrier);
PREV_INSN (barrier) = new_insn;
SET_PREV_INSN (new_insn) = PREV_INSN (barrier);
SET_PREV_INSN (barrier) = new_insn;
}
}
}
@ -3270,8 +3270,8 @@ fixup_abnormal_edges (void)
{
/* We're not deleting it, we're moving it. */
INSN_DELETED_P (insn) = 0;
PREV_INSN (insn) = NULL_RTX;
NEXT_INSN (insn) = NULL_RTX;
SET_PREV_INSN (insn) = NULL_RTX;
SET_NEXT_INSN (insn) = NULL_RTX;
insert_insn_on_edge (insn, e);
inserted = true;
@ -3302,12 +3302,12 @@ unlink_insn_chain (rtx first, rtx last)
rtx prevfirst = PREV_INSN (first);
rtx nextlast = NEXT_INSN (last);
PREV_INSN (first) = NULL;
NEXT_INSN (last) = NULL;
SET_PREV_INSN (first) = NULL;
SET_NEXT_INSN (last) = NULL;
if (prevfirst)
NEXT_INSN (prevfirst) = nextlast;
SET_NEXT_INSN (prevfirst) = nextlast;
if (nextlast)
PREV_INSN (nextlast) = prevfirst;
SET_PREV_INSN (nextlast) = prevfirst;
else
set_last_insn (prevfirst);
if (!prevfirst)
@ -3650,32 +3650,32 @@ fixup_reorder_chain (void)
if (BB_HEADER (bb))
{
if (insn)
NEXT_INSN (insn) = BB_HEADER (bb);
SET_NEXT_INSN (insn) = BB_HEADER (bb);
else
set_first_insn (BB_HEADER (bb));
PREV_INSN (BB_HEADER (bb)) = insn;
SET_PREV_INSN (BB_HEADER (bb)) = insn;
insn = BB_HEADER (bb);
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
}
if (insn)
NEXT_INSN (insn) = BB_HEAD (bb);
SET_NEXT_INSN (insn) = BB_HEAD (bb);
else
set_first_insn (BB_HEAD (bb));
PREV_INSN (BB_HEAD (bb)) = insn;
SET_PREV_INSN (BB_HEAD (bb)) = insn;
insn = BB_END (bb);
if (BB_FOOTER (bb))
{
NEXT_INSN (insn) = BB_FOOTER (bb);
PREV_INSN (BB_FOOTER (bb)) = insn;
SET_NEXT_INSN (insn) = BB_FOOTER (bb);
SET_PREV_INSN (BB_FOOTER (bb)) = insn;
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
}
}
NEXT_INSN (insn) = cfg_layout_function_footer;
SET_NEXT_INSN (insn) = cfg_layout_function_footer;
if (cfg_layout_function_footer)
PREV_INSN (cfg_layout_function_footer) = insn;
SET_PREV_INSN (cfg_layout_function_footer) = insn;
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
@ -4410,15 +4410,15 @@ cfg_layout_delete_block (basic_block bb)
{
next = BB_HEAD (bb);
if (prev)
NEXT_INSN (prev) = BB_HEADER (bb);
SET_NEXT_INSN (prev) = BB_HEADER (bb);
else
set_first_insn (BB_HEADER (bb));
PREV_INSN (BB_HEADER (bb)) = prev;
SET_PREV_INSN (BB_HEADER (bb)) = prev;
insn = BB_HEADER (bb);
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
NEXT_INSN (insn) = next;
PREV_INSN (next) = insn;
SET_NEXT_INSN (insn) = next;
SET_PREV_INSN (next) = insn;
}
next = NEXT_INSN (BB_END (bb));
if (BB_FOOTER (bb))
@ -4429,11 +4429,11 @@ cfg_layout_delete_block (basic_block bb)
if (BARRIER_P (insn))
{
if (PREV_INSN (insn))
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
else
SET_BB_FOOTER (bb) = NEXT_INSN (insn);
if (NEXT_INSN (insn))
PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
SET_PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
}
if (LABEL_P (insn))
break;
@ -4442,13 +4442,13 @@ cfg_layout_delete_block (basic_block bb)
if (BB_FOOTER (bb))
{
insn = BB_END (bb);
NEXT_INSN (insn) = BB_FOOTER (bb);
PREV_INSN (BB_FOOTER (bb)) = insn;
SET_NEXT_INSN (insn) = BB_FOOTER (bb);
SET_PREV_INSN (BB_FOOTER (bb)) = insn;
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
NEXT_INSN (insn) = next;
SET_NEXT_INSN (insn) = next;
if (next)
PREV_INSN (next) = insn;
SET_PREV_INSN (next) = insn;
else
set_last_insn (insn);
}
@ -4475,9 +4475,9 @@ cfg_layout_delete_block (basic_block bb)
insn = remaints;
while (NEXT_INSN (insn))
insn = NEXT_INSN (insn);
NEXT_INSN (insn) = *to;
SET_NEXT_INSN (insn) = *to;
if (*to)
PREV_INSN (*to) = insn;
SET_PREV_INSN (*to) = insn;
*to = remaints;
}
}
@ -4573,8 +4573,8 @@ cfg_layout_merge_blocks (basic_block a, basic_block b)
while (NEXT_INSN (last))
last = NEXT_INSN (last);
NEXT_INSN (last) = BB_FOOTER (b);
PREV_INSN (BB_FOOTER (b)) = last;
SET_NEXT_INSN (last) = BB_FOOTER (b);
SET_PREV_INSN (BB_FOOTER (b)) = last;
}
SET_BB_FOOTER (b) = NULL;
}
@ -4592,8 +4592,8 @@ cfg_layout_merge_blocks (basic_block a, basic_block b)
while (NEXT_INSN (last))
last = NEXT_INSN (last);
NEXT_INSN (last) = BB_FOOTER (a);
PREV_INSN (BB_FOOTER (a)) = last;
SET_NEXT_INSN (last) = BB_FOOTER (a);
SET_PREV_INSN (BB_FOOTER (a)) = last;
SET_BB_FOOTER (a) = BB_HEADER (b);
}
SET_BB_HEADER (b) = NULL;

4
gcc/combine.c
View File

@ -2420,11 +2420,11 @@ update_cfg_for_uncondjump (rtx insn)
if (BARRIER_P (insn))
{
if (PREV_INSN (insn))
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
else
SET_BB_FOOTER (bb) = NEXT_INSN (insn);
if (NEXT_INSN (insn))
PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
SET_PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
}
else if (LABEL_P (insn))
break;

14
gcc/config/bfin/bfin.c
View File

@ -4058,10 +4058,10 @@ reorder_var_tracking_notes (void)
while (queue)
{
rtx next_queue = PREV_INSN (queue);
PREV_INSN (NEXT_INSN (insn)) = queue;
NEXT_INSN (queue) = NEXT_INSN (insn);
NEXT_INSN (insn) = queue;
PREV_INSN (queue) = insn;
SET_PREV_INSN (NEXT_INSN (insn)) = queue;
SET_NEXT_INSN (queue) = NEXT_INSN (insn);
SET_NEXT_INSN (insn) = queue;
SET_PREV_INSN (queue) = insn;
queue = next_queue;
}
in_bundle = false;
@ -4074,10 +4074,10 @@ reorder_var_tracking_notes (void)
if (in_bundle)
{
rtx prev = PREV_INSN (insn);
PREV_INSN (next) = prev;
NEXT_INSN (prev) = next;
SET_PREV_INSN (next) = prev;
SET_NEXT_INSN (prev) = next;
PREV_INSN (insn) = queue;
SET_PREV_INSN (insn) = queue;
queue = insn;
}
}

42
gcc/config/c6x/c6x.c
View File

@ -4599,7 +4599,7 @@ gen_one_bundle (rtx *slot, int n_filled, int real_first)
bundle = make_insn_raw (bundle);
BLOCK_FOR_INSN (bundle) = BLOCK_FOR_INSN (slot[0]);
INSN_LOCATION (bundle) = INSN_LOCATION (slot[0]);
PREV_INSN (bundle) = PREV_INSN (slot[real_first]);
SET_PREV_INSN (bundle) = SET_PREV_INSN (slot[real_first]);
t = NULL_RTX;
@ -4607,18 +4607,18 @@ gen_one_bundle (rtx *slot, int n_filled, int real_first)
{
rtx insn = slot[i];
remove_insn (insn);
PREV_INSN (insn) = t ? t : PREV_INSN (bundle);
SET_PREV_INSN (insn) = t ? t : PREV_INSN (bundle);
if (t != NULL_RTX)
NEXT_INSN (t) = insn;
SET_NEXT_INSN (t) = insn;
t = insn;
if (i > 0)
INSN_LOCATION (slot[i]) = INSN_LOCATION (bundle);
}
NEXT_INSN (bundle) = NEXT_INSN (PREV_INSN (bundle));
NEXT_INSN (t) = NEXT_INSN (bundle);
NEXT_INSN (PREV_INSN (bundle)) = bundle;
PREV_INSN (NEXT_INSN (bundle)) = bundle;
SET_NEXT_INSN (bundle) = NEXT_INSN (PREV_INSN (bundle));
SET_NEXT_INSN (t) = NEXT_INSN (bundle);
SET_NEXT_INSN (PREV_INSN (bundle)) = bundle;
SET_PREV_INSN (NEXT_INSN (bundle)) = bundle;
}
/* Move all parallel instructions into SEQUENCEs, so that no subsequent passes
@ -4710,12 +4710,12 @@ c6x_gen_bundles (void)
continue;
if (NEXT_INSN (last_call) == insn)
continue;
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
PREV_INSN (insn) = last_call;
NEXT_INSN (insn) = NEXT_INSN (last_call);
PREV_INSN (NEXT_INSN (insn)) = insn;
NEXT_INSN (PREV_INSN (insn)) = insn;
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
SET_PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
SET_PREV_INSN (insn) = last_call;
SET_NEXT_INSN (insn) = NEXT_INSN (last_call);
SET_PREV_INSN (NEXT_INSN (insn)) = insn;
SET_NEXT_INSN (PREV_INSN (insn)) = insn;
last_call = insn;
}
}
@ -5698,8 +5698,8 @@ hwloop_optimize (hwloop_info loop)
reservations of the instructions contained in it to the corresponding
instructions from iteration 0, which are the only ones we'll keep. */
assign_reservations (BB_HEAD (bb), ss.last_scheduled_insn);
PREV_INSN (BB_END (bb)) = ss.last_scheduled_iter0;
NEXT_INSN (ss.last_scheduled_iter0) = BB_END (bb);
SET_PREV_INSN (BB_END (bb)) = ss.last_scheduled_iter0;
SET_NEXT_INSN (ss.last_scheduled_iter0) = BB_END (bb);
filter_insns_above (bb, sploop_max_uid_iter0);
for (i = 0; i < n_real_insns; i++)
@ -5821,13 +5821,13 @@ hwloop_optimize (hwloop_info loop)
for (i = 1; i < n_insns; i++)
{
NEXT_INSN (orig_vec[i - 1]) = orig_vec[i];
PREV_INSN (orig_vec[i]) = orig_vec[i - 1];
SET_NEXT_INSN (orig_vec[i - 1]) = orig_vec[i];
SET_PREV_INSN (orig_vec[i]) = orig_vec[i - 1];
}
PREV_INSN (orig_vec[0]) = PREV_INSN (BB_HEAD (bb));
NEXT_INSN (PREV_INSN (BB_HEAD (bb))) = orig_vec[0];
NEXT_INSN (orig_vec[n_insns - 1]) = NEXT_INSN (BB_END (bb));
PREV_INSN (NEXT_INSN (BB_END (bb))) = orig_vec[n_insns - 1];
SET_PREV_INSN (orig_vec[0]) = PREV_INSN (BB_HEAD (bb));
SET_NEXT_INSN (PREV_INSN (BB_HEAD (bb))) = orig_vec[0];
SET_NEXT_INSN (orig_vec[n_insns - 1]) = NEXT_INSN (BB_END (bb));
SET_PREV_INSN (NEXT_INSN (BB_END (bb))) = orig_vec[n_insns - 1];
SET_BB_HEAD (bb) = orig_vec[0];
SET_BB_END (bb) = orig_vec[n_insns - 1];
undo_splits:

16
gcc/config/frv/frv.c
View File

@ -1465,12 +1465,12 @@ frv_function_prologue (FILE *file, HOST_WIDE_INT size ATTRIBUTE_UNUSED)
if (NEXT_INSN (last_call) == insn)
continue;
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
PREV_INSN (insn) = last_call;
NEXT_INSN (insn) = NEXT_INSN (last_call);
PREV_INSN (NEXT_INSN (insn)) = insn;
NEXT_INSN (PREV_INSN (insn)) = insn;
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (insn);
SET_PREV_INSN (NEXT_INSN (insn)) = PREV_INSN (insn);
SET_PREV_INSN (insn) = last_call;
SET_NEXT_INSN (insn) = NEXT_INSN (last_call);
SET_PREV_INSN (NEXT_INSN (insn)) = insn;
SET_NEXT_INSN (PREV_INSN (insn)) = insn;
last_call = insn;
}
}
@ -8162,8 +8162,8 @@ static void
frv_register_nop (rtx nop)
{
nop = make_insn_raw (nop);
NEXT_INSN (nop) = 0;
PREV_INSN (nop) = 0;
SET_NEXT_INSN (nop) = 0;
SET_PREV_INSN (nop) = 0;
frv_nops[frv_num_nops++] = nop;
}

6
gcc/config/ia64/ia64.c
View File

@ -9489,10 +9489,10 @@ ia64_init_dfa_pre_cycle_insn (void)
prev_cycle_state = xmalloc (dfa_state_size);
}
dfa_pre_cycle_insn = make_insn_raw (gen_pre_cycle ());
PREV_INSN (dfa_pre_cycle_insn) = NEXT_INSN (dfa_pre_cycle_insn) = NULL_RTX;
SET_PREV_INSN (dfa_pre_cycle_insn) = SET_NEXT_INSN (dfa_pre_cycle_insn) = NULL_RTX;
recog_memoized (dfa_pre_cycle_insn);
dfa_stop_insn = make_insn_raw (gen_insn_group_barrier (GEN_INT (3)));
PREV_INSN (dfa_stop_insn) = NEXT_INSN (dfa_stop_insn) = NULL_RTX;
SET_PREV_INSN (dfa_stop_insn) = SET_NEXT_INSN (dfa_stop_insn) = NULL_RTX;
recog_memoized (dfa_stop_insn);
}
@ -9679,7 +9679,7 @@ ia64_reorg (void)
initiate_bundle_states ();
ia64_nop = make_insn_raw (gen_nop ());
PREV_INSN (ia64_nop) = NEXT_INSN (ia64_nop) = NULL_RTX;
SET_PREV_INSN (ia64_nop) = SET_NEXT_INSN (ia64_nop) = NULL_RTX;
recog_memoized (ia64_nop);
clocks_length = get_max_uid () + 1;
stops_p = XCNEWVEC (char, clocks_length);

36
gcc/config/mep/mep.c
View File

@ -5695,9 +5695,9 @@ mep_reorg_addcombine (rtx insns)
&& ic + nc > -32768)
{
XEXP (SET_SRC (PATTERN (i)), 1) = GEN_INT (ic + nc);
NEXT_INSN (i) = NEXT_INSN (n);
SET_NEXT_INSN (i) = NEXT_INSN (n);
if (NEXT_INSN (i))
PREV_INSN (NEXT_INSN (i)) = i;
SET_PREV_INSN (NEXT_INSN (i)) = i;
}
}
}
@ -6812,10 +6812,10 @@ mep_make_bundle (rtx core, rtx cop)
remove_insn (cop);
/* Set up the links of the insns inside the SEQUENCE. */
PREV_INSN (core) = PREV_INSN (insn);
NEXT_INSN (core) = cop;
PREV_INSN (cop) = core;
NEXT_INSN (cop) = NEXT_INSN (insn);
SET_PREV_INSN (core) = PREV_INSN (insn);
SET_NEXT_INSN (core) = cop;
SET_PREV_INSN (cop) = core;
SET_NEXT_INSN (cop) = NEXT_INSN (insn);
/* Set the VLIW flag for the coprocessor instruction. */
PUT_MODE (core, VOIDmode);
@ -6933,13 +6933,13 @@ mep_bundle_insns (rtx insns)
if (NOTE_P (note))
{
/* Remove NOTE from here... */
PREV_INSN (NEXT_INSN (note)) = PREV_INSN (note);
NEXT_INSN (PREV_INSN (note)) = NEXT_INSN (note);
SET_PREV_INSN (NEXT_INSN (note)) = PREV_INSN (note);
SET_NEXT_INSN (PREV_INSN (note)) = NEXT_INSN (note);
/* ...and put it in here. */
NEXT_INSN (note) = first;
PREV_INSN (note) = PREV_INSN (first);
NEXT_INSN (PREV_INSN (note)) = note;
PREV_INSN (NEXT_INSN (note)) = note;
SET_NEXT_INSN (note) = first;
SET_PREV_INSN (note) = PREV_INSN (first);
SET_NEXT_INSN (PREV_INSN (note)) = note;
SET_PREV_INSN (NEXT_INSN (note)) = note;
}
note = prev;
@ -7001,17 +7001,17 @@ mep_bundle_insns (rtx insns)
/* Remove core insn. */
if (PREV_INSN (core_insn))
NEXT_INSN (PREV_INSN (core_insn)) = NEXT_INSN (core_insn);
SET_NEXT_INSN (PREV_INSN (core_insn)) = NEXT_INSN (core_insn);
if (NEXT_INSN (core_insn))
PREV_INSN (NEXT_INSN (core_insn)) = PREV_INSN (core_insn);
SET_PREV_INSN (NEXT_INSN (core_insn)) = PREV_INSN (core_insn);
/* Re-insert core insn. */
PREV_INSN (core_insn) = PREV_INSN (insn);
NEXT_INSN (core_insn) = insn;
SET_PREV_INSN (core_insn) = PREV_INSN (insn);
SET_NEXT_INSN (core_insn) = insn;
if (PREV_INSN (core_insn))
NEXT_INSN (PREV_INSN (core_insn)) = core_insn;
PREV_INSN (insn) = core_insn;
SET_NEXT_INSN (PREV_INSN (core_insn)) = core_insn;
SET_PREV_INSN (insn) = core_insn;
PUT_MODE (core_insn, TImode);
PUT_MODE (insn, VOIDmode);

22
gcc/config/picochip/picochip.c
View File

@ -3199,10 +3199,10 @@ reorder_var_tracking_notes (void)
while (queue)
{
rtx next_queue = PREV_INSN (queue);
PREV_INSN (NEXT_INSN(insn)) = queue;
NEXT_INSN(queue) = NEXT_INSN(insn);
PREV_INSN(queue) = insn;
NEXT_INSN(insn) = queue;
SET_PREV_INSN (NEXT_INSN(insn)) = queue;
SET_NEXT_INSN(queue) = NEXT_INSN(insn);
SET_PREV_INSN(queue) = insn;
SET_NEXT_INSN(insn) = queue;
queue = next_queue;
}
/* There is no more to do for this bb. break*/
@ -3216,10 +3216,10 @@ reorder_var_tracking_notes (void)
while (queue)
{
rtx next_queue = PREV_INSN (queue);
NEXT_INSN (PREV_INSN(insn)) = queue;
PREV_INSN (queue) = PREV_INSN(insn);
PREV_INSN (insn) = queue;
NEXT_INSN (queue) = insn;
SET_NEXT_INSN (PREV_INSN(insn)) = queue;
SET_PREV_INSN (queue) = PREV_INSN(insn);
SET_PREV_INSN (insn) = queue;
SET_NEXT_INSN (queue) = insn;
queue = next_queue;
}
}
@ -3227,15 +3227,15 @@ reorder_var_tracking_notes (void)
else if (NOTE_P (insn))
{
rtx prev = PREV_INSN (insn);
PREV_INSN (next) = prev;
NEXT_INSN (prev) = next;
SET_PREV_INSN (next) = prev;
SET_NEXT_INSN (prev) = next;
/* Ignore call_arg notes. They are expected to be just after the
call insn. If the call is start of a long VLIW, labels are
emitted in the middle of a VLIW, which our assembler can not
handle. */
if (NOTE_KIND (insn) != NOTE_INSN_CALL_ARG_LOCATION)
{
PREV_INSN (insn) = queue;
SET_PREV_INSN (insn) = queue;
queue = insn;
}
}

14
gcc/config/tilegx/tilegx.c
View File

@ -4827,10 +4827,10 @@ reorder_var_tracking_notes (void)
while (queue)
{
rtx next_queue = PREV_INSN (queue);
PREV_INSN (NEXT_INSN (insn)) = queue;
NEXT_INSN (queue) = NEXT_INSN (insn);
NEXT_INSN (insn) = queue;
PREV_INSN (queue) = insn;
SET_PREV_INSN (NEXT_INSN (insn)) = queue;
SET_NEXT_INSN (queue) = NEXT_INSN (insn);
SET_NEXT_INSN (insn) = queue;
SET_PREV_INSN (queue) = insn;
queue = next_queue;
}
in_bundle = false;
@ -4843,10 +4843,10 @@ reorder_var_tracking_notes (void)
if (in_bundle)
{
rtx prev = PREV_INSN (insn);
PREV_INSN (next) = prev;
NEXT_INSN (prev) = next;
SET_PREV_INSN (next) = prev;
SET_NEXT_INSN (prev) = next;
PREV_INSN (insn) = queue;
SET_PREV_INSN (insn) = queue;
queue = insn;
}
}

14
gcc/config/tilepro/tilepro.c
View File

@ -4283,10 +4283,10 @@ reorder_var_tracking_notes (void)
while (queue)
{
rtx next_queue = PREV_INSN (queue);
PREV_INSN (NEXT_INSN (insn)) = queue;
NEXT_INSN (queue) = NEXT_INSN (insn);
NEXT_INSN (insn) = queue;
PREV_INSN (queue) = insn;
SET_PREV_INSN (NEXT_INSN (insn)) = queue;
SET_NEXT_INSN (queue) = NEXT_INSN (insn);
SET_NEXT_INSN (insn) = queue;
SET_PREV_INSN (queue) = insn;
queue = next_queue;
}
in_bundle = false;
@ -4299,10 +4299,10 @@ reorder_var_tracking_notes (void)
if (in_bundle)
{
rtx prev = PREV_INSN (insn);
PREV_INSN (next) = prev;
NEXT_INSN (prev) = next;
SET_PREV_INSN (next) = prev;
SET_NEXT_INSN (prev) = next;
PREV_INSN (insn) = queue;
SET_PREV_INSN (insn) = queue;
queue = insn;
}
}

48
gcc/emit-rtl.c
View File

@ -3874,29 +3874,29 @@ make_note_raw (enum insn_note subtype)
static inline void
link_insn_into_chain (rtx insn, rtx prev, rtx next)
{
PREV_INSN (insn) = prev;
NEXT_INSN (insn) = next;
SET_PREV_INSN (insn) = prev;
SET_NEXT_INSN (insn) = next;
if (prev != NULL)
{
NEXT_INSN (prev) = insn;
SET_NEXT_INSN (prev) = insn;
if (NONJUMP_INSN_P (prev) && GET_CODE (PATTERN (prev)) == SEQUENCE)
{
rtx sequence = PATTERN (prev);
NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = insn;
SET_NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = insn;
}
}
if (next != NULL)
{
PREV_INSN (next) = insn;
SET_PREV_INSN (next) = insn;
if (NONJUMP_INSN_P (next) && GET_CODE (PATTERN (next)) == SEQUENCE)
PREV_INSN (XVECEXP (PATTERN (next), 0, 0)) = insn;
SET_PREV_INSN (XVECEXP (PATTERN (next), 0, 0)) = insn;
}
if (NONJUMP_INSN_P (insn) && GET_CODE (PATTERN (insn)) == SEQUENCE)
{
rtx sequence = PATTERN (insn);
PREV_INSN (XVECEXP (sequence, 0, 0)) = prev;
NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = next;
SET_PREV_INSN (XVECEXP (sequence, 0, 0)) = prev;
SET_NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = next;
}
}
@ -4068,17 +4068,17 @@ remove_insn (rtx insn)
if (prev)
{
NEXT_INSN (prev) = next;
SET_NEXT_INSN (prev) = next;
if (NONJUMP_INSN_P (prev) && GET_CODE (PATTERN (prev)) == SEQUENCE)
{
rtx sequence = PATTERN (prev);
NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = next;
SET_NEXT_INSN (XVECEXP (sequence, 0, XVECLEN (sequence, 0) - 1)) = next;
}
}
else if (get_insns () == insn)
{
if (next)
PREV_INSN (next) = NULL;
SET_PREV_INSN (next) = NULL;
set_first_insn (next);
}
else
@ -4097,9 +4097,9 @@ remove_insn (rtx insn)
if (next)
{
PREV_INSN (next) = prev;
SET_PREV_INSN (next) = prev;
if (NONJUMP_INSN_P (next) && GET_CODE (PATTERN (next)) == SEQUENCE)
PREV_INSN (XVECEXP (PATTERN (next), 0, 0)) = prev;
SET_PREV_INSN (XVECEXP (PATTERN (next), 0, 0)) = prev;
}
else if (get_last_insn () == insn)
set_last_insn (prev);
@ -4165,7 +4165,7 @@ delete_insns_since (rtx from)
if (from == 0)
set_first_insn (0);
else
NEXT_INSN (from) = 0;
SET_NEXT_INSN (from) = 0;
set_last_insn (from);
}
@ -4191,9 +4191,9 @@ reorder_insns_nobb (rtx from, rtx to, rtx after)
/* Splice this bunch out of where it is now. */
if (PREV_INSN (from))
NEXT_INSN (PREV_INSN (from)) = NEXT_INSN (to);
SET_NEXT_INSN (PREV_INSN (from)) = NEXT_INSN (to);
if (NEXT_INSN (to))
PREV_INSN (NEXT_INSN (to)) = PREV_INSN (from);
SET_PREV_INSN (NEXT_INSN (to)) = PREV_INSN (from);
if (get_last_insn () == to)
set_last_insn (PREV_INSN (from));
if (get_insns () == from)
@ -4201,11 +4201,11 @@ reorder_insns_nobb (rtx from, rtx to, rtx after)
/* Make the new neighbors point to it and it to them. */
if (NEXT_INSN (after))
PREV_INSN (NEXT_INSN (after)) = to;
SET_PREV_INSN (NEXT_INSN (after)) = to;
NEXT_INSN (to) = NEXT_INSN (after);
PREV_INSN (from) = after;
NEXT_INSN (after) = from;
SET_NEXT_INSN (to) = NEXT_INSN (after);
SET_PREV_INSN (from) = after;
SET_NEXT_INSN (after) = from;
if (after == get_last_insn ())
set_last_insn (to);
}
@ -4410,11 +4410,11 @@ emit_insn_after_1 (rtx first, rtx after, basic_block bb)
after_after = NEXT_INSN (after);
NEXT_INSN (after) = first;
PREV_INSN (first) = after;
NEXT_INSN (last) = after_after;
SET_NEXT_INSN (after) = first;
SET_PREV_INSN (first) = after;
SET_NEXT_INSN (last) = after_after;
if (after_after)
PREV_INSN (after_after) = last;
SET_PREV_INSN (after_after) = last;
if (after == get_last_insn ())
set_last_insn (last);

16
gcc/final.c
View File

@ -2856,12 +2856,12 @@ final_scan_insn (rtx insn, FILE *file, int optimize_p ATTRIBUTE_UNUSED,
when generating a far jump in a delayed branch
sequence. */
note = NEXT_INSN (insn);
PREV_INSN (note) = prev;
NEXT_INSN (prev) = note;
NEXT_INSN (PREV_INSN (next)) = insn;
PREV_INSN (insn) = PREV_INSN (next);
NEXT_INSN (insn) = next;
PREV_INSN (next) = insn;
SET_PREV_INSN (note) = prev;
SET_NEXT_INSN (prev) = note;
SET_NEXT_INSN (PREV_INSN (next)) = insn;
SET_PREV_INSN (insn) = PREV_INSN (next);
SET_NEXT_INSN (insn) = next;
SET_PREV_INSN (next) = insn;
}
/* PEEPHOLE might have changed this. */
@ -4628,8 +4628,8 @@ rest_of_clean_state (void)
for (insn = get_insns (); insn; insn = next)
{
next = NEXT_INSN (insn);
NEXT_INSN (insn) = NULL;
PREV_INSN (insn) = NULL;
SET_NEXT_INSN (insn) = NULL;
SET_PREV_INSN (insn) = NULL;
if (final_output
&& (!NOTE_P (insn) ||

2
gcc/gcse.c
View File

@ -866,7 +866,7 @@ can_assign_to_reg_without_clobbers_p (rtx x)
gen_rtx_REG (word_mode,
FIRST_PSEUDO_REGISTER * 2),
const0_rtx));
NEXT_INSN (test_insn) = PREV_INSN (test_insn) = 0;
SET_NEXT_INSN (test_insn) = SET_PREV_INSN (test_insn) = 0;
INSN_LOCATION (test_insn) = UNKNOWN_LOCATION;
}

40
gcc/haifa-sched.c
View File

@ -4024,8 +4024,8 @@ concat_note_lists (rtx from_end, rtx *to_endp)
while (PREV_INSN (from_start) != NULL)
from_start = PREV_INSN (from_start);
PREV_INSN (from_start) = *to_endp;
NEXT_INSN (*to_endp) = from_start;
SET_PREV_INSN (from_start) = *to_endp;
SET_NEXT_INSN (*to_endp) = from_start;
*to_endp = from_end;
}
@ -4066,10 +4066,10 @@ remove_notes (rtx head, rtx tail)
remove_insn (insn);
/* Add the note to list that ends at NOTE_LIST. */
PREV_INSN (insn) = note_list;
NEXT_INSN (insn) = NULL_RTX;
SET_PREV_INSN (insn) = note_list;
SET_NEXT_INSN (insn) = NULL_RTX;
if (note_list)
NEXT_INSN (note_list) = insn;
SET_NEXT_INSN (note_list) = insn;
note_list = insn;
break;
}
@ -4862,10 +4862,10 @@ restore_other_notes (rtx head, basic_block head_bb)
/* In the above cycle we've missed this note. */
set_block_for_insn (note_head, head_bb);
PREV_INSN (note_head) = PREV_INSN (head);
NEXT_INSN (PREV_INSN (head)) = note_head;
PREV_INSN (head) = note_list;
NEXT_INSN (note_list) = head;
SET_PREV_INSN (note_head) = PREV_INSN (head);
SET_NEXT_INSN (PREV_INSN (head)) = note_head;
SET_PREV_INSN (head) = note_list;
SET_NEXT_INSN (note_list) = head;
if (BLOCK_FOR_INSN (head) != head_bb)
SET_BB_END (head_bb) = note_list;
@ -5291,14 +5291,14 @@ move_insn (rtx insn, rtx last, rtx nt)
else
note = insn;
NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (note);
PREV_INSN (NEXT_INSN (note)) = PREV_INSN (insn);
SET_NEXT_INSN (PREV_INSN (insn)) = NEXT_INSN (note);
SET_PREV_INSN (NEXT_INSN (note)) = PREV_INSN (insn);
NEXT_INSN (note) = NEXT_INSN (last);
PREV_INSN (NEXT_INSN (last)) = note;
SET_NEXT_INSN (note) = NEXT_INSN (last);
SET_PREV_INSN (NEXT_INSN (last)) = note;
NEXT_INSN (last) = insn;
PREV_INSN (insn) = last;
SET_NEXT_INSN (last) = insn;
SET_PREV_INSN (insn) = last;
bb = BLOCK_FOR_INSN (last);
@ -8227,8 +8227,8 @@ unlink_bb_notes (basic_block first, basic_block last)
next = NEXT_INSN (note);
gcc_assert (prev && next);
NEXT_INSN (prev) = next;
PREV_INSN (next) = prev;
SET_NEXT_INSN (prev) = next;
SET_PREV_INSN (next) = prev;
bb_header[last->index] = label;
@ -8269,9 +8269,9 @@ restore_bb_notes (basic_block first)
bb_header[first->index] = 0;
NEXT_INSN (prev) = label;
NEXT_INSN (note) = next;
PREV_INSN (next) = note;
SET_NEXT_INSN (prev) = label;
SET_NEXT_INSN (note) = next;
SET_PREV_INSN (next) = note;
first = first->next_bb;
}

4
gcc/jump.c
View File

@ -1414,10 +1414,10 @@ delete_for_peephole (rtx from, rtx to)
/* We don't do this all at once, because we
must preserve all NOTEs. */
if (prev)
NEXT_INSN (prev) = next;
SET_NEXT_INSN (prev) = next;
if (next)
PREV_INSN (next) = prev;
SET_PREV_INSN (next) = prev;
}
if (insn == to)

4
gcc/optabs.c
View File

@ -3959,12 +3959,12 @@ emit_libcall_block_1 (rtx insns, rtx target, rtx result, rtx equiv,
if (! data.must_stay)
{
if (PREV_INSN (insn))
NEXT_INSN (PREV_INSN (insn)) = next;
SET_NEXT_INSN (PREV_INSN (insn)) = next;
else
insns = next;
if (next)
PREV_INSN (next) = PREV_INSN (insn);
SET_PREV_INSN (next) = PREV_INSN (insn);
add_insn (insn);
}

8
gcc/reorg.c
View File

@ -516,7 +516,7 @@ emit_delay_sequence (rtx insn, rtx list, int length)
the SEQUENCE. Remember where we want to emit SEQUENCE in AFTER. */
rtx after = PREV_INSN (insn);
remove_insn (insn);
NEXT_INSN (insn) = PREV_INSN (insn) = NULL;
SET_NEXT_INSN (insn) = SET_PREV_INSN (insn) = NULL;
/* Build our SEQUENCE and rebuild the insn chain. */
int i = 1;
@ -532,7 +532,7 @@ emit_delay_sequence (rtx insn, rtx list, int length)
/* Unlink insn from its original place, and re-emit it into
the sequence. */
NEXT_INSN (tem) = PREV_INSN (tem) = NULL;
SET_NEXT_INSN (tem) = SET_PREV_INSN (tem) = NULL;
XVECEXP (seq, 0, i) = emit_insn (tem);
/* SPARC assembler, for instance, emit warning when debug info is output
@ -2015,9 +2015,9 @@ fill_simple_delay_slots (int non_jumps_p)
rtx next = NEXT_INSN (trial);
rtx prev = PREV_INSN (trial);
if (prev)
NEXT_INSN (prev) = next;
SET_NEXT_INSN (prev) = next;
if (next)
PREV_INSN (next) = prev;
SET_PREV_INSN (next) = prev;
}
}

11
gcc/rtl.h
View File

@ -972,8 +972,15 @@ extern void rtl_check_failed_flag (const char *, const_rtx, const char *,
(RTL_INSN_CHAIN_FLAG_CHECK ("INSN_UID", (INSN))->u2.insn_uid)
/* Chain insns together in sequence. */
#define PREV_INSN(INSN) XEXP (INSN, 0)
#define NEXT_INSN(INSN) XEXP (INSN, 1)
/* For now these are split in two: an rvalue form:
PREV_INSN/NEXT_INSN
and an lvalue form:
SET_NEXT_INSN/SET_PREV_INSN. */
#define PREV_INSN(INSN) XEXP ((const_rtx)(INSN), 0)
#define SET_PREV_INSN(INSN) XEXP (INSN, 0)
#define NEXT_INSN(INSN) XEXP ((const_rtx)(INSN), 1)
#define SET_NEXT_INSN(INSN) XEXP (INSN, 1)
#define BLOCK_FOR_INSN(INSN) XBBDEF (INSN, 2)

16
gcc/sel-sched-ir.c
View File

@ -1423,11 +1423,11 @@ sel_move_insn (expr_t expr, int seqno, insn_t after)
/* Assert that in move_op we disconnected this insn properly. */
gcc_assert (EXPR_VINSN (INSN_EXPR (insn)) != NULL);
PREV_INSN (insn) = after;
NEXT_INSN (insn) = next;
SET_PREV_INSN (insn) = after;
SET_NEXT_INSN (insn) = next;
NEXT_INSN (after) = insn;
PREV_INSN (next) = insn;
SET_NEXT_INSN (after) = insn;
SET_PREV_INSN (next) = insn;
/* Update links from insn to bb and vice versa. */
df_insn_change_bb (insn, bb);
@ -3942,8 +3942,8 @@ sel_remove_insn (insn_t insn, bool only_disconnect, bool full_tidying)
/* It is necessary to NULL these fields in case we are going to re-insert
INSN into the insns stream, as will usually happen in the ONLY_DISCONNECT
case, but also for NOPs that we will return to the nop pool. */
PREV_INSN (insn) = NULL_RTX;
NEXT_INSN (insn) = NULL_RTX;
SET_PREV_INSN (insn) = NULL_RTX;
SET_NEXT_INSN (insn) = NULL_RTX;
set_block_for_insn (insn, NULL);
return tidy_control_flow (bb, full_tidying);
@ -4985,8 +4985,8 @@ get_bb_note_from_pool (void)
{
rtx note = bb_note_pool.pop ();
PREV_INSN (note) = NULL_RTX;
NEXT_INSN (note) = NULL_RTX;
SET_PREV_INSN (note) = NULL_RTX;
SET_NEXT_INSN (note) = NULL_RTX;
return note;
}

12
gcc/sel-sched.c
View File

@ -5193,14 +5193,14 @@ move_nop_to_previous_block (insn_t nop, basic_block prev_bb)
gcc_assert (prev_insn != NULL_RTX
&& PREV_INSN (note) == prev_insn);
NEXT_INSN (prev_insn) = nop;
PREV_INSN (nop) = prev_insn;
SET_NEXT_INSN (prev_insn) = nop;
SET_PREV_INSN (nop) = prev_insn;
PREV_INSN (note) = nop;
NEXT_INSN (note) = next_insn;
SET_PREV_INSN (note) = nop;
SET_NEXT_INSN (note) = next_insn;
NEXT_INSN (nop) = note;
PREV_INSN (next_insn) = note;
SET_NEXT_INSN (nop) = note;
SET_PREV_INSN (next_insn) = note;
SET_BB_END (prev_bb) = nop;
BLOCK_FOR_INSN (nop) = prev_bb;

1
rtx-classes-status.txt
View File

@ -15,3 +15,4 @@ Phase 6: use extra rtx_def subclasses: TODO
TODO: "Scaffolding" to be removed
=================================
* SET_BB_HEAD, SET_BB_END, SET_BB_HEADER, SET_BB_FOOTER
* SET_NEXT_INSN, SET_PREV_INSN