This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
[PATCH 189/236] Various scheduling strengthenings
- From: David Malcolm <dmalcolm at redhat dot com>
- To: gcc-patches at gcc dot gnu dot org
- Cc: David Malcolm <dmalcolm at redhat dot com>
- Date: Wed, 6 Aug 2014 13:22:48 -0400
- Subject: [PATCH 189/236] Various scheduling strengthenings
- Authentication-results: sourceware.org; auth=none
- References: <1407345815-14551-1-git-send-email-dmalcolm at redhat dot com>
gcc/
* insn-addr.h (insn_addresses_new): Strengthen param "insn" from
rtx to rtx_insn *.
* sched-int.h (sched_init_insn_luid): Likewise for param 1.
(struct reg_use_data): Likewise for field "insn".
(insn_cost): Likewise for param.
(real_insn_for_shadow): Likewise for return type and param.
(increase_insn_priority): Likewise for param 1.
(debug_dependencies): Likewise for both params.
* haifa-sched.c (insn_delay): Likewise for param "insn".
(real_insn_for_shadow): Likewise for return type and param "insn".
(update_insn_after_change): Likewise for param "insn".
(recompute_todo_spec): Likewise for param "next" and locals "pro",
"other".
(insn_cost): Likewise for param "insn".
(increase_insn_priority): Likewise.
(calculate_reg_deaths): Likewise.
(setup_insn_reg_pressure_info): Likewise.
(model_schedule): Strengthen from vec<rtx> to vec<rtx_insn *>.
(model_index): Strengthen param "insn" from rtx to rtx_insn *.
(model_recompute): Likewise.
(must_restore_pattern_p): Likewise for param "next".
(model_excess_cost): Likewise for param "insn".
(queue_remove): Likewise.
(adjust_priority): Likewise for param "prev".
(update_register_pressure): Likewise for param "insn".
(setup_insn_max_reg_pressure): Likewise for local "insn".
(update_reg_and_insn_max_reg_pressure): Likewise for param "insn".
(model_add_to_schedule): Likewise.
(model_reset_queue_indices): Likewise for local "insn".
(unschedule_insns_until): Strengthen local "recompute_vec" from
auto_vec<rtx> to auto_vec<rtx_insn *>. Strengthen locals "last",
"con" from rtx to rtx_insn *.
(restore_last_backtrack_point): Likewise for both locals "x". Add
checked casts.
(estimate_insn_tick): Likewise for param "insn".
(commit_schedule): Likewise for params "prev_head", "tail" and
local "x".
(verify_shadows): Likewise for locals "i1", "i2".
(dump_insn_stream): Likewise for params "head", "tail" and locals
"next_tail", "insn".
(schedule_block): Likewise for locals "insn", "x". Add a checked
cast.
(fix_inter_tick): Likewise for params "head", "tail".
(create_check_block_twin): Likewise for local "jump".
(haifa_change_pattern): Likewise for param "insn".
(haifa_speculate_insn): Likewise.
(dump_new_block_header): Likewise for params "head", "tail".
(fix_jump_move): Likewise for param "jump".
(move_block_after_check): Likewise.
(sched_init_insn_luid): Likewise for param "insn".
(sched_init_luids): Likewise for local "insn".
(insn_luid): Likewise for param "insn".
(init_h_i_d): Likewise.
(haifa_init_h_i_d): Likewise for local "insn".
(haifa_init_insn): Likewise for param "insn".
* sched-deps.c (add_dependence): Likewise for local "real_pro",
"other".
(create_insn_reg_use): Likewise for param "insn".
(setup_insn_reg_uses): Likewise. Add a checked cast.
* sched-ebb.c (debug_ebb_dependencies): Strengthen params "head",
"tail" from rtx to rtx_insn *.
* sched-rgn.c (void debug_dependencies): Likewise, also for locals
"insn", "next_tail".
---
gcc/haifa-sched.c | 129 +++++++++++++++++++++++++++---------------------------
gcc/insn-addr.h | 2 +-
gcc/sched-deps.c | 10 ++---
gcc/sched-ebb.c | 4 +-
gcc/sched-int.h | 12 ++---
gcc/sched-rgn.c | 6 +--
6 files changed, 82 insertions(+), 81 deletions(-)
diff --git a/gcc/haifa-sched.c b/gcc/haifa-sched.c
index 72ed6a1..844124d 100644
--- a/gcc/haifa-sched.c
+++ b/gcc/haifa-sched.c
@@ -419,7 +419,7 @@ basic_block (* sched_create_empty_bb) (basic_block);
/* Return the number of cycles until INSN is expected to be ready.
Return zero if it already is. */
static int
-insn_delay (rtx insn)
+insn_delay (rtx_insn *insn)
{
return MAX (INSN_TICK (insn) - clock_var, 0);
}
@@ -750,17 +750,17 @@ record_delay_slot_pair (rtx_insn *i1, rtx_insn *i2, int cycles, int stages)
/* Examine the delay pair hashtable to see if INSN is a shadow for another,
and return the other insn if so. Return NULL otherwise. */
-rtx
-real_insn_for_shadow (rtx insn)
+rtx_insn *
+real_insn_for_shadow (rtx_insn *insn)
{
struct delay_pair *pair;
if (!delay_htab.is_created ())
- return NULL_RTX;
+ return NULL;
pair = delay_htab_i2.find_with_hash (insn, htab_hash_pointer (insn));
if (!pair || pair->stages > 0)
- return NULL_RTX;
+ return NULL;
return pair->i1;
}
@@ -831,7 +831,7 @@ static int rank_for_schedule (const void *, const void *);
static void swap_sort (rtx_insn **, int);
static void queue_insn (rtx_insn *, int, const char *);
static int schedule_insn (rtx_insn *);
-static void adjust_priority (rtx);
+static void adjust_priority (rtx_insn *);
static void advance_one_cycle (void);
static void extend_h_i_d (void);
@@ -864,7 +864,7 @@ static int early_queue_to_ready (state_t, struct ready_list *);
static rtx_insn *ready_remove (struct ready_list *, int);
static void ready_remove_insn (rtx);
-static void fix_inter_tick (rtx, rtx);
+static void fix_inter_tick (rtx_insn *, rtx_insn *);
static int fix_tick_ready (rtx_insn *);
static void change_queue_index (rtx_insn *, int);
@@ -872,8 +872,8 @@ static void change_queue_index (rtx_insn *, int);
speculative instructions. */
static void extend_h_i_d (void);
-static void init_h_i_d (rtx);
-static int haifa_speculate_insn (rtx, ds_t, rtx *);
+static void init_h_i_d (rtx_insn *);
+static int haifa_speculate_insn (rtx_insn *, ds_t, rtx *);
static void generate_recovery_code (rtx_insn *);
static void process_insn_forw_deps_be_in_spec (rtx, rtx_insn *, ds_t);
static void begin_speculative_block (rtx_insn *);
@@ -881,11 +881,11 @@ static void add_to_speculative_block (rtx_insn *);
static void init_before_recovery (basic_block *);
static void create_check_block_twin (rtx_insn *, bool);
static void fix_recovery_deps (basic_block);
-static bool haifa_change_pattern (rtx, rtx);
-static void dump_new_block_header (int, basic_block, rtx, rtx);
+static bool haifa_change_pattern (rtx_insn *, rtx);
+static void dump_new_block_header (int, basic_block, rtx_insn *, rtx_insn *);
static void restore_bb_notes (basic_block);
-static void fix_jump_move (rtx);
-static void move_block_after_check (rtx);
+static void fix_jump_move (rtx_insn *);
+static void move_block_after_check (rtx_insn *);
static void move_succs (vec<edge, va_gc> **, basic_block);
static void sched_remove_insn (rtx_insn *);
static void clear_priorities (rtx_insn *, rtx_vec_t *);
@@ -1144,7 +1144,7 @@ cond_clobbered_p (rtx_insn *insn, HARD_REG_SET set_regs)
/* This function should be called after modifying the pattern of INSN,
to update scheduler data structures as needed. */
static void
-update_insn_after_change (rtx insn)
+update_insn_after_change (rtx_insn *insn)
{
sd_iterator_def sd_it;
dep_t dep;
@@ -1184,7 +1184,7 @@ static void restore_pattern (dep_t, bool);
false. */
static ds_t
-recompute_todo_spec (rtx next, bool for_backtrack)
+recompute_todo_spec (rtx_insn *next, bool for_backtrack)
{
ds_t new_ds;
sd_iterator_def sd_it;
@@ -1268,7 +1268,8 @@ recompute_todo_spec (rtx next, bool for_backtrack)
else if (n_control == 1 && n_replace == 0 && n_spec == 0)
{
- rtx pro, other, new_pat;
+ rtx_insn *pro, *other;
+ rtx new_pat;
rtx cond = NULL_RTX;
bool success;
rtx_insn *prev = NULL;
@@ -1365,7 +1366,7 @@ static rtx_insn *nonscheduled_insns_begin;
This is the number of cycles between instruction issue and
instruction results. */
int
-insn_cost (rtx insn)
+insn_cost (rtx_insn *insn)
{
int cost;
@@ -1509,7 +1510,7 @@ dep_cost (dep_t link)
/* Use this sel-sched.c friendly function in reorder2 instead of increasing
INSN_PRIORITY explicitly. */
void
-increase_insn_priority (rtx insn, int amount)
+increase_insn_priority (rtx_insn *insn, int amount)
{
if (!sel_sched_p ())
{
@@ -1694,7 +1695,7 @@ while (0)
in that class that die in INSN. */
static void
-calculate_reg_deaths (rtx insn, int *death)
+calculate_reg_deaths (rtx_insn *insn, int *death)
{
int i;
struct reg_use_data *use;
@@ -1709,7 +1710,7 @@ calculate_reg_deaths (rtx insn, int *death)
/* Setup info about the current register pressure impact of scheduling
INSN at the current scheduling point. */
static void
-setup_insn_reg_pressure_info (rtx insn)
+setup_insn_reg_pressure_info (rtx_insn *insn)
{
int i, change, before, after, hard_regno;
int excess_cost_change;
@@ -1883,7 +1884,7 @@ struct model_pressure_group {
/* Index POINT gives the instruction at point POINT of the model schedule.
This array doesn't change during main scheduling. */
-static vec<rtx> model_schedule;
+static vec<rtx_insn *> model_schedule;
/* The list of instructions in the model worklist, sorted in order of
decreasing priority. */
@@ -1934,7 +1935,7 @@ static unsigned int model_next_priority;
doesn't belong to that schedule. */
static int
-model_index (rtx insn)
+model_index (rtx_insn *insn)
{
if (INSN_MODEL_INDEX (insn) == 0)
return model_num_insns;
@@ -2103,7 +2104,7 @@ model_update_pressure (struct model_pressure_group *group,
/* INSN has just been scheduled. Update the model schedule accordingly. */
static void
-model_recompute (rtx insn)
+model_recompute (rtx_insn *insn)
{
struct {
int last_use;
@@ -2236,7 +2237,7 @@ model_recompute (rtx insn)
/* After DEP, which was cancelled, has been resolved for insn NEXT,
check whether the insn's pattern needs restoring. */
static bool
-must_restore_pattern_p (rtx next, dep_t dep)
+must_restore_pattern_p (rtx_insn *next, dep_t dep)
{
if (QUEUE_INDEX (next) == QUEUE_SCHEDULED)
return false;
@@ -2412,7 +2413,7 @@ model_excess_group_cost (struct model_pressure_group *group,
if PRINT_P. */
static int
-model_excess_cost (rtx insn, bool print_p)
+model_excess_cost (rtx_insn *insn, bool print_p)
{
int point, pci, cl, cost, this_cost, delta;
struct reg_pressure_data *insn_reg_pressure;
@@ -2763,7 +2764,7 @@ queue_insn (rtx_insn *insn, int n_cycles, const char *reason)
/* Remove INSN from queue. */
static void
-queue_remove (rtx insn)
+queue_remove (rtx_insn *insn)
{
gcc_assert (QUEUE_INDEX (insn) >= 0);
remove_free_INSN_LIST_elem (insn, &insn_queue[QUEUE_INDEX (insn)]);
@@ -2929,7 +2930,7 @@ ready_sort (struct ready_list *ready)
provide a hook for the target to tweak itself. */
HAIFA_INLINE static void
-adjust_priority (rtx prev)
+adjust_priority (rtx_insn *prev)
{
/* ??? There used to be code here to try and estimate how an insn
affected register lifetimes, but it did it by looking at REG_DEAD
@@ -2975,7 +2976,7 @@ advance_one_cycle (void)
/* Update register pressure after scheduling INSN. */
static void
-update_register_pressure (rtx insn)
+update_register_pressure (rtx_insn *insn)
{
struct reg_use_data *use;
struct reg_set_data *set;
@@ -2999,7 +3000,7 @@ setup_insn_max_reg_pressure (rtx after, bool update_p)
{
int i, p;
bool eq_p;
- rtx insn;
+ rtx_insn *insn;
static int max_reg_pressure[N_REG_CLASSES];
save_reg_pressure ();
@@ -3039,7 +3040,7 @@ setup_insn_max_reg_pressure (rtx after, bool update_p)
also max register pressure for unscheduled insns of the current
BB. */
static void
-update_reg_and_insn_max_reg_pressure (rtx insn)
+update_reg_and_insn_max_reg_pressure (rtx_insn *insn)
{
int i;
int before[N_REG_CLASSES];
@@ -3280,7 +3281,7 @@ model_promote_insn (struct model_insn_info *insn)
/* Add INSN to the end of the model schedule. */
static void
-model_add_to_schedule (rtx insn)
+model_add_to_schedule (rtx_insn *insn)
{
unsigned int point;
@@ -3640,7 +3641,7 @@ static void
model_reset_queue_indices (void)
{
unsigned int i;
- rtx insn;
+ rtx_insn *insn;
FOR_EACH_VEC_ELT (model_schedule, i, insn)
QUEUE_INDEX (insn) = MODEL_INSN_INFO (insn)->old_queue;
@@ -4227,13 +4228,13 @@ undo_replacements_for_backtrack (struct haifa_saved_data *save)
static void
unschedule_insns_until (rtx insn)
{
- auto_vec<rtx> recompute_vec;
+ auto_vec<rtx_insn *> recompute_vec;
/* Make two passes over the insns to be unscheduled. First, we clear out
dependencies and other trivial bookkeeping. */
for (;;)
{
- rtx last;
+ rtx_insn *last;
sd_iterator_def sd_it;
dep_t dep;
@@ -4271,7 +4272,7 @@ unschedule_insns_until (rtx insn)
up-to-date. */
while (!recompute_vec.is_empty ())
{
- rtx con;
+ rtx_insn *con;
con = recompute_vec.pop ();
MUST_RECOMPUTE_SPEC_P (con) = 0;
@@ -4332,7 +4333,7 @@ restore_last_backtrack_point (struct sched_block_state *psched_block)
for (link = insn_queue[q]; link; link = XEXP (link, 1))
{
- rtx x = XEXP (link, 0);
+ rtx_insn *x = as_a <rtx_insn *> (XEXP (link, 0));
QUEUE_INDEX (x) = QUEUE_NOWHERE;
INSN_TICK (x) = INVALID_TICK;
}
@@ -4364,7 +4365,7 @@ restore_last_backtrack_point (struct sched_block_state *psched_block)
for (link = insn_queue[q]; link; link = XEXP (link, 1))
{
- rtx x = XEXP (link, 0);
+ rtx_insn *x = as_a <rtx_insn *> (XEXP (link, 0));
QUEUE_INDEX (x) = i;
TODO_SPEC (x) = recompute_todo_spec (x, true);
INSN_TICK (x) = save->clock_var + i;
@@ -4573,7 +4574,7 @@ perform_replacements_new_cycle (void)
reduced on recursive calls. Return true if we produced a good
estimate, or false if we exceeded the budget. */
static bool
-estimate_insn_tick (bitmap processed, rtx insn, int budget)
+estimate_insn_tick (bitmap processed, rtx_insn *insn, int budget)
{
sd_iterator_def sd_it;
dep_t dep;
@@ -5657,7 +5658,7 @@ choose_ready (struct ready_list *ready, bool first_cycle_insn_p,
block. TARGET_BB is the argument passed to schedule_block. */
static void
-commit_schedule (rtx_insn *prev_head, rtx tail, basic_block *target_bb)
+commit_schedule (rtx_insn *prev_head, rtx_insn *tail, basic_block *target_bb)
{
unsigned int i;
rtx_insn *insn;
@@ -5674,7 +5675,7 @@ commit_schedule (rtx_insn *prev_head, rtx tail, basic_block *target_bb)
if (sched_verbose)
{
- rtx x;
+ rtx_insn *x;
x = next_real_insn (last_scheduled_insn);
gcc_assert (x);
@@ -5833,11 +5834,11 @@ verify_shadows (void)
{
int t;
struct delay_pair *pair = save->delay_pair;
- rtx i1 = pair->i1;
+ rtx_insn *i1 = pair->i1;
for (; pair; pair = pair->next_same_i1)
{
- rtx i2 = pair->i2;
+ rtx_insn *i2 = pair->i2;
if (QUEUE_INDEX (i2) == QUEUE_SCHEDULED)
continue;
@@ -5879,12 +5880,12 @@ verify_shadows (void)
/* Print instructions together with useful scheduling information between
HEAD and TAIL (inclusive). */
static void
-dump_insn_stream (rtx head, rtx tail)
+dump_insn_stream (rtx_insn *head, rtx_insn *tail)
{
fprintf (sched_dump, ";;\t| insn | prio |\n");
- rtx next_tail = NEXT_INSN (tail);
- for (rtx insn = head; insn != next_tail; insn = NEXT_INSN (insn))
+ rtx_insn *next_tail = NEXT_INSN (tail);
+ for (rtx_insn *insn = head; insn != next_tail; insn = NEXT_INSN (insn))
{
int priority = NOTE_P (insn) ? 0 : INSN_PRIORITY (insn);
const char *pattern = (NOTE_P (insn)
@@ -6361,7 +6362,7 @@ schedule_block (basic_block *target_bb, state_t init_state)
if (!must_backtrack)
for (i = 0; i < ready.n_ready; i++)
{
- rtx insn = ready_element (&ready, i);
+ rtx_insn *insn = ready_element (&ready, i);
if (INSN_EXACT_TICK (insn) == clock_var)
{
must_backtrack = true;
@@ -6424,7 +6425,7 @@ schedule_block (basic_block *target_bb, state_t init_state)
restart_debug_insn_loop:
for (i = ready.n_ready - 1; i >= 0; i--)
{
- rtx x;
+ rtx_insn *x;
x = ready_element (&ready, i);
if (DEPS_LIST_FIRST (INSN_HARD_BACK_DEPS (x)) != NULL
@@ -6474,7 +6475,7 @@ schedule_block (basic_block *target_bb, state_t init_state)
/* We must maintain QUEUE_INDEX between blocks in region. */
for (i = ready.n_ready - 1; i >= 0; i--)
{
- rtx x;
+ rtx_insn *x;
x = ready_element (&ready, i);
QUEUE_INDEX (x) = QUEUE_NOWHERE;
@@ -6487,9 +6488,9 @@ schedule_block (basic_block *target_bb, state_t init_state)
rtx link;
for (link = insn_queue[i]; link; link = XEXP (link, 1))
{
- rtx x;
+ rtx_insn *x;
- x = XEXP (link, 0);
+ x = as_a <rtx_insn *> (XEXP (link, 0));
QUEUE_INDEX (x) = QUEUE_NOWHERE;
TODO_SPEC (x) = HARD_DEP;
}
@@ -6885,7 +6886,7 @@ free_delay_pairs (void)
INSN_TICKs of their dependents.
HEAD and TAIL are the begin and the end of the current scheduled block. */
static void
-fix_inter_tick (rtx head, rtx tail)
+fix_inter_tick (rtx_insn *head, rtx_insn *tail)
{
/* Set of instructions with corrected INSN_TICK. */
bitmap_head processed;
@@ -7352,7 +7353,7 @@ begin_speculative_block (rtx_insn *insn)
TODO_SPEC (insn) &= ~BEGIN_SPEC;
}
-static void haifa_init_insn (rtx);
+static void haifa_init_insn (rtx_insn *);
/* Generates recovery code for BE_IN speculative INSN. */
static void
@@ -7838,7 +7839,7 @@ create_check_block_twin (rtx_insn *insn, bool mutate_p)
/* In case of branchy check, fix CFG. */
{
basic_block first_bb, second_bb;
- rtx jump;
+ rtx_insn *jump;
first_bb = BLOCK_FOR_INSN (check);
second_bb = sched_split_block (first_bb, check);
@@ -8066,7 +8067,7 @@ fix_recovery_deps (basic_block rec)
/* Change pattern of INSN to NEW_PAT. Invalidate cached haifa
instruction data. */
static bool
-haifa_change_pattern (rtx insn, rtx new_pat)
+haifa_change_pattern (rtx_insn *insn, rtx new_pat)
{
int t;
@@ -8100,7 +8101,7 @@ sched_speculate_insn (rtx insn, ds_t request, rtx *new_pat)
}
static int
-haifa_speculate_insn (rtx insn, ds_t request, rtx *new_pat)
+haifa_speculate_insn (rtx_insn *insn, ds_t request, rtx *new_pat)
{
gcc_assert (sched_deps_info->generate_spec_deps
&& !IS_SPECULATION_CHECK_P (insn));
@@ -8116,7 +8117,7 @@ haifa_speculate_insn (rtx insn, ds_t request, rtx *new_pat)
ends with TAIL, before scheduling it.
I is zero, if scheduler is about to start with the fresh ebb. */
static void
-dump_new_block_header (int i, basic_block bb, rtx head, rtx tail)
+dump_new_block_header (int i, basic_block bb, rtx_insn *head, rtx_insn *tail)
{
if (!i)
fprintf (sched_dump,
@@ -8227,7 +8228,7 @@ restore_bb_notes (basic_block first)
Fix CFG after both in- and inter-block movement of
control_flow_insn_p JUMP. */
static void
-fix_jump_move (rtx jump)
+fix_jump_move (rtx_insn *jump)
{
basic_block bb, jump_bb, jump_bb_next;
@@ -8258,7 +8259,7 @@ fix_jump_move (rtx jump)
/* Fix CFG after interblock movement of control_flow_insn_p JUMP. */
static void
-move_block_after_check (rtx jump)
+move_block_after_check (rtx_insn *jump)
{
basic_block bb, jump_bb, jump_bb_next;
vec<edge, va_gc> *t;
@@ -8400,7 +8401,7 @@ sched_extend_luids (void)
/* Initialize LUID for INSN. */
void
-sched_init_insn_luid (rtx insn)
+sched_init_insn_luid (rtx_insn *insn)
{
int i = INSN_P (insn) ? 1 : common_sched_info->luid_for_non_insn (insn);
int luid;
@@ -8428,7 +8429,7 @@ sched_init_luids (bb_vec_t bbs)
sched_extend_luids ();
FOR_EACH_VEC_ELT (bbs, i, bb)
{
- rtx insn;
+ rtx_insn *insn;
FOR_BB_INSNS (bb, insn)
sched_init_insn_luid (insn);
@@ -8445,7 +8446,7 @@ sched_finish_luids (void)
/* Return logical uid of INSN. Helpful while debugging. */
int
-insn_luid (rtx insn)
+insn_luid (rtx_insn *insn)
{
return INSN_LUID (insn);
}
@@ -8475,7 +8476,7 @@ extend_h_i_d (void)
/* Initialize h_i_d entry of the INSN with default values.
Values, that are not explicitly initialized here, hold zero. */
static void
-init_h_i_d (rtx insn)
+init_h_i_d (rtx_insn *insn)
{
if (INSN_LUID (insn) > 0)
{
@@ -8498,7 +8499,7 @@ haifa_init_h_i_d (bb_vec_t bbs)
extend_h_i_d ();
FOR_EACH_VEC_ELT (bbs, i, bb)
{
- rtx insn;
+ rtx_insn *insn;
FOR_BB_INSNS (bb, insn)
init_h_i_d (insn);
@@ -8528,7 +8529,7 @@ haifa_finish_h_i_d (void)
/* Init data for the new insn INSN. */
static void
-haifa_init_insn (rtx insn)
+haifa_init_insn (rtx_insn *insn)
{
gcc_assert (insn != NULL);
diff --git a/gcc/insn-addr.h b/gcc/insn-addr.h
index aec09fd..e255ac4 100644
--- a/gcc/insn-addr.h
+++ b/gcc/insn-addr.h
@@ -38,7 +38,7 @@ extern int insn_current_address;
#define INSN_ADDRESSES_SIZE() (insn_addresses_.length ())
static inline void
-insn_addresses_new (rtx insn, int insn_addr)
+insn_addresses_new (rtx_insn *insn, int insn_addr)
{
unsigned insn_uid = INSN_UID ((insn));
diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c
index 8e77fc8..0ebca10 100644
--- a/gcc/sched-deps.c
+++ b/gcc/sched-deps.c
@@ -1524,8 +1524,8 @@ add_dependence (rtx_insn *con, rtx_insn *pro, enum reg_note dep_type)
condition. */
if (dep_type == REG_DEP_CONTROL)
{
- rtx real_pro = pro;
- rtx other = real_insn_for_shadow (real_pro);
+ rtx_insn *real_pro = pro;
+ rtx_insn *other = real_insn_for_shadow (real_pro);
rtx cond;
if (other != NULL_RTX)
@@ -1926,7 +1926,7 @@ ds_to_dt (ds_t ds)
/* Allocate and return reg_use_data structure for REGNO and INSN. */
static struct reg_use_data *
-create_insn_reg_use (int regno, rtx insn)
+create_insn_reg_use (int regno, rtx_insn *insn)
{
struct reg_use_data *use;
@@ -1953,7 +1953,7 @@ create_insn_reg_set (int regno, rtx insn)
/* Set up insn register uses for INSN and dependency context DEPS. */
static void
-setup_insn_reg_uses (struct deps_desc *deps, rtx insn)
+setup_insn_reg_uses (struct deps_desc *deps, rtx_insn *insn)
{
unsigned i;
reg_set_iterator rsi;
@@ -1980,7 +1980,7 @@ setup_insn_reg_uses (struct deps_desc *deps, rtx insn)
/* Create the cycle list of uses. */
for (list = reg_last->uses; list; list = XEXP (list, 1))
{
- use2 = create_insn_reg_use (i, XEXP (list, 0));
+ use2 = create_insn_reg_use (i, as_a <rtx_insn *> (XEXP (list, 0)));
next = use->next_regno_use;
use->next_regno_use = use2;
use2->next_regno_use = next;
diff --git a/gcc/sched-ebb.c b/gcc/sched-ebb.c
index 621fddb..f502668 100644
--- a/gcc/sched-ebb.c
+++ b/gcc/sched-ebb.c
@@ -62,7 +62,7 @@ static int rank (rtx_insn *, rtx_insn *);
static int ebb_contributes_to_priority (rtx_insn *, rtx_insn *);
static basic_block earliest_block_with_similiar_load (basic_block, rtx);
static void add_deps_for_risky_insns (rtx_insn *, rtx_insn *);
-static void debug_ebb_dependencies (rtx, rtx);
+static void debug_ebb_dependencies (rtx_insn *, rtx_insn *);
static void ebb_add_remove_insn (rtx_insn *, int);
static void ebb_add_block (basic_block, basic_block);
@@ -98,7 +98,7 @@ schedule_more_p (void)
/* Print dependency information about ebb between HEAD and TAIL. */
static void
-debug_ebb_dependencies (rtx head, rtx tail)
+debug_ebb_dependencies (rtx_insn *head, rtx_insn *tail)
{
fprintf (sched_dump,
";; --------------- forward dependences: ------------ \n");
diff --git a/gcc/sched-int.h b/gcc/sched-int.h
index e7d93ffd..a3e9e46 100644
--- a/gcc/sched-int.h
+++ b/gcc/sched-int.h
@@ -47,7 +47,7 @@ typedef vec<rtx_insn *> rtx_vec_t;
extern void sched_init_bbs (void);
extern void sched_extend_luids (void);
-extern void sched_init_insn_luid (rtx);
+extern void sched_init_insn_luid (rtx_insn *);
extern void sched_init_luids (bb_vec_t);
extern void sched_finish_luids (void);
@@ -774,7 +774,7 @@ struct reg_use_data
/* Regno used in the insn. */
int regno;
/* Insn using the regno. */
- rtx insn;
+ rtx_insn *insn;
/* Cyclic list of elements with the same regno. */
struct reg_use_data *next_regno_use;
/* List of elements with the same insn. */
@@ -1344,7 +1344,7 @@ extern void get_ebb_head_tail (basic_block, basic_block,
rtx_insn **, rtx_insn **);
extern int no_real_insns_p (const_rtx, const_rtx);
-extern int insn_cost (rtx);
+extern int insn_cost (rtx_insn *);
extern int dep_cost_1 (dep_t, dw_t);
extern int dep_cost (dep_t);
extern int set_priorities (rtx_insn *, rtx_insn *);
@@ -1430,7 +1430,7 @@ extern bool sched_no_dce;
extern void set_modulo_params (int, int, int, int);
extern void record_delay_slot_pair (rtx_insn *, rtx_insn *, int, int);
-extern rtx real_insn_for_shadow (rtx);
+extern rtx_insn *real_insn_for_shadow (rtx_insn *);
extern void discard_delay_pairs_above (int);
extern void free_delay_pairs (void);
extern void add_delay_dependencies (rtx_insn *);
@@ -1446,9 +1446,9 @@ extern void extend_regions (void);
extern void rgn_make_new_region_out_of_new_block (basic_block);
extern void compute_priorities (void);
-extern void increase_insn_priority (rtx, int);
+extern void increase_insn_priority (rtx_insn *, int);
extern void debug_rgn_dependencies (int);
-extern void debug_dependencies (rtx, rtx);
+extern void debug_dependencies (rtx_insn *, rtx_insn *);
extern void free_rgn_deps (void);
extern int contributes_to_priority (rtx_insn *, rtx_insn *);
extern void extend_rgns (int *, int *, sbitmap, int *);
diff --git a/gcc/sched-rgn.c b/gcc/sched-rgn.c
index 723f376..ceeeacc 100644
--- a/gcc/sched-rgn.c
+++ b/gcc/sched-rgn.c
@@ -2806,10 +2806,10 @@ debug_rgn_dependencies (int from_bb)
/* Print dependencies information for instructions between HEAD and TAIL.
??? This function would probably fit best in haifa-sched.c. */
-void debug_dependencies (rtx head, rtx tail)
+void debug_dependencies (rtx_insn *head, rtx_insn *tail)
{
- rtx insn;
- rtx next_tail = NEXT_INSN (tail);
+ rtx_insn *insn;
+ rtx_insn *next_tail = NEXT_INSN (tail);
fprintf (sched_dump, ";; %7s%6s%6s%6s%6s%6s%14s\n",
"insn", "code", "bb", "dep", "prio", "cost",
--
1.8.5.3