gcc/
* cprop.c (struct occr): Strengthen field "insn" from rtx to
rtx_insn *.
(reg_available_p): Likewise for param "insn".
(insert_set_in_table): Likewise.
(hash_scan_set): Likewise.
(hash_scan_insn): Likewise.
(make_set_regs_unavailable): Likewise.
(compute_hash_table_work): Likewise for local "insn".
(reg_not_set_p): Strengthen param "insn" from const_rtx to
const rtx_insn *.
(mark_oprs_set): Strengthen param "insn" from rtx to rtx_insn *.
(try_replace_reg): Likewise.
(find_avail_set): Likewise.
(cprop_jump): Likewise for params "setcc", "jump".
(constprop_register): Likewise for param "insn".
(cprop_insn): Likewise.
(do_local_cprop): Likewise.
(local_cprop_pass): Likewise for local "insn".
(bypass_block): Likewise for params "setcc" and "jump".
(bypass_conditional_jumps): Likewise for locals "setcc" and
"insn".
(one_cprop_pass): Likewise for local "insn".
---
gcc/cprop.c | 50 ++++++++++++++++++++++++++------------------------
1 file changed, 26 insertions(+), 24 deletions(-)
diff --git a/gcc/cprop.c b/gcc/cprop.c
index aef3ee8..1378161 100644
--- a/gcc/cprop.c
+++ b/gcc/cprop.c
@@ -60,7 +60,7 @@ struct occr
/* Next occurrence of this expression. */
struct occr *next;
/* The insn that computes the expression. */
- rtx insn;
+ rtx_insn *insn;
};
typedef struct occr *occr_t;
@@ -154,7 +154,7 @@ cprop_alloc (unsigned long size)
of INSN's basic block. */
static int
-reg_available_p (const_rtx x, const_rtx insn ATTRIBUTE_UNUSED)
+reg_available_p (const_rtx x, const rtx_insn *insn ATTRIBUTE_UNUSED)
{
return ! REGNO_REG_SET_P (reg_set_bitmap, REGNO (x));
}
@@ -179,8 +179,8 @@ hash_set (int regno, int hash_table_size)
IMPLICIT is true if it's an implicit set, false otherwise. */
static void
-insert_set_in_table (rtx dest, rtx src, rtx insn, struct hash_table_d *table,
- bool implicit)
+insert_set_in_table (rtx dest, rtx src, rtx_insn *insn,
+ struct hash_table_d *table, bool implicit)
{
bool found = false;
unsigned int hash;
@@ -264,7 +264,8 @@ cprop_constant_p (const_rtx x)
IMPLICIT is true if it's an implicit set, false otherwise. */
static void
-hash_scan_set (rtx set, rtx insn, struct hash_table_d *table, bool implicit)
+hash_scan_set (rtx set, rtx_insn *insn, struct hash_table_d *table,
+ bool implicit)
{
rtx src = SET_SRC (set);
rtx dest = SET_DEST (set);
@@ -307,7 +308,7 @@ hash_scan_set (rtx set, rtx insn, struct hash_table_d
*table, bool implicit)
/* Process INSN and add hash table entries as appropriate. */
static void
-hash_scan_insn (rtx insn, struct hash_table_d *table)
+hash_scan_insn (rtx_insn *insn, struct hash_table_d *table)
{
rtx pat = PATTERN (insn);
int i;
@@ -372,7 +373,7 @@ dump_hash_table (FILE *file, const char *name, struct
hash_table_d *table)
/* Record as unavailable all registers that are DEF operands of INSN. */
static void
-make_set_regs_unavailable (rtx insn)
+make_set_regs_unavailable (rtx_insn *insn)
{
struct df_insn_info *insn_info = DF_INSN_INFO_GET (insn);
df_ref *def_rec;
@@ -402,7 +403,7 @@ compute_hash_table_work (struct hash_table_d *table)
FOR_EACH_BB_FN (bb, cfun)
{
- rtx insn;
+ rtx_insn *insn;
/* Reset tables used to keep track of what's not yet invalid [since
the end of the block]. */
@@ -522,7 +523,7 @@ reset_opr_set_tables (void)
start of the basic block containing INSN]. */
static int
-reg_not_set_p (const_rtx x, const_rtx insn ATTRIBUTE_UNUSED)
+reg_not_set_p (const_rtx x, const rtx_insn *insn ATTRIBUTE_UNUSED)
{
return ! REGNO_REG_SET_P (reg_set_bitmap, REGNO (x));
}
@@ -531,7 +532,7 @@ reg_not_set_p (const_rtx x, const_rtx insn ATTRIBUTE_UNUSED)
This data is used by reg_not_set_p. */
static void
-mark_oprs_set (rtx insn)
+mark_oprs_set (rtx_insn *insn)
{
struct df_insn_info *insn_info = DF_INSN_INFO_GET (insn);
df_ref *def_rec;
@@ -727,7 +728,7 @@ find_used_regs (rtx *xptr, void *data ATTRIBUTE_UNUSED)
Return nonzero if successful. */
static int
-try_replace_reg (rtx from, rtx to, rtx insn)
+try_replace_reg (rtx from, rtx to, rtx_insn *insn)
{
rtx note = find_reg_equal_equiv_note (insn);
rtx src = 0;
@@ -801,7 +802,7 @@ try_replace_reg (rtx from, rtx to, rtx insn)
NULL no such set is found. */
static struct expr *
-find_avail_set (int regno, rtx insn)
+find_avail_set (int regno, rtx_insn *insn)
{
/* SET1 contains the last set found that can be returned to the caller for
use in a substitution. */
@@ -871,7 +872,7 @@ find_avail_set (int regno, rtx insn)
if a change was made. */
static int
-cprop_jump (basic_block bb, rtx setcc, rtx jump, rtx from, rtx src)
+cprop_jump (basic_block bb, rtx_insn *setcc, rtx_insn *jump, rtx from, rtx src)
{
rtx new_rtx, set_src, note_src;
rtx set = pc_set (jump);
@@ -903,7 +904,7 @@ cprop_jump (basic_block bb, rtx setcc, rtx jump, rtx from,
rtx src)
setcc_src);
}
else
- setcc = NULL_RTX;
+ setcc = NULL;
new_rtx = simplify_replace_rtx (set_src, from, src);
@@ -984,7 +985,7 @@ cprop_jump (basic_block bb, rtx setcc, rtx jump, rtx from,
rtx src)
it and INSN is the instruction where this will be happening. */
static int
-constprop_register (rtx from, rtx src, rtx insn)
+constprop_register (rtx from, rtx src, rtx_insn *insn)
{
rtx sset;
@@ -1020,7 +1021,7 @@ constprop_register (rtx from, rtx src, rtx insn)
Return nonzero if a change was made. */
static int
-cprop_insn (rtx insn)
+cprop_insn (rtx_insn *insn)
{
unsigned i;
int changed = 0, changed_this_round;
@@ -1160,7 +1161,7 @@ local_cprop_find_used_regs (rtx *xptr, void *data)
/* Try to perform local const/copy propagation on X in INSN. */
static bool
-do_local_cprop (rtx x, rtx insn)
+do_local_cprop (rtx x, rtx_insn *insn)
{
rtx newreg = NULL, newcnst = NULL;
@@ -1229,7 +1230,7 @@ static int
local_cprop_pass (void)
{
basic_block bb;
- rtx insn;
+ rtx_insn *insn;
bool changed = false;
unsigned i;
@@ -1491,9 +1492,10 @@ reg_killed_on_edge (const_rtx reg, const_edge e)
these inserted insns when performing its transformations. */
static int
-bypass_block (basic_block bb, rtx setcc, rtx jump)
+bypass_block (basic_block bb, rtx_insn *setcc, rtx_insn *jump)
{
- rtx insn, note;
+ rtx_insn *insn;
+ rtx note;
edge e, edest;
int change;
int may_be_loop_header = false;
@@ -1659,8 +1661,8 @@ bypass_conditional_jumps (void)
{
basic_block bb;
int changed;
- rtx setcc;
- rtx insn;
+ rtx_insn *setcc;
+ rtx_insn *insn;
rtx dest;
/* Note we start at block 1. */
@@ -1677,7 +1679,7 @@ bypass_conditional_jumps (void)
/* Check for more than one predecessor. */
if (!single_pred_p (bb))
{
- setcc = NULL_RTX;
+ setcc = NULL;
FOR_BB_INSNS (bb, insn)
if (DEBUG_INSN_P (insn))
continue;
@@ -1825,7 +1827,7 @@ one_cprop_pass (void)
if (set_hash_table.n_elems > 0)
{
basic_block bb;
- rtx insn;
+ rtx_insn *insn;
alloc_cprop_mem (last_basic_block_for_fn (cfun),
set_hash_table.n_elems);
--
1.8.5.3
