/* ia64-gen.c -- Generate a shrunk set of opcode tables
- Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
+ Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007, 2008, 2009, 2012
Free Software Foundation, Inc.
Written by Bob Manson, Cygnus Solutions, <manson@cygnus.com>
The resource table is constructed based on some text dependency tables,
which are also easier to maintain than the final representation. */
+#include "sysdep.h"
#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
-#include "ansidecl.h"
#include "libiberty.h"
#include "safe-ctype.h"
-#include "sysdep.h"
#include "getopt.h"
#include "ia64-opc.h"
#include "ia64-opc-a.c"
#define NELEMS(a) (sizeof (a) / sizeof ((a)[0]))
#define tmalloc(X) (X *) xmalloc (sizeof (X))
+typedef unsigned long long ci_t;
/* The main opcode table entry. Each entry is a unique combination of
name and flags (no two entries in the table compare as being equal
via opcodes_eq). */
int priority;
/* The completer_index value for this entry. */
- int completer_index;
+ ci_t completer_index;
/* How many other entries share this decode. */
int nextcnt;
static void print_version (void);
static void usage (FILE *, int);
static void finish_distable (void);
-static void insert_bit_table_ent (struct bittree *, int, ia64_insn, ia64_insn, int, int, int);
-static void add_dis_entry (struct bittree *, ia64_insn, ia64_insn, int, struct completer_entry *, int);
+static void insert_bit_table_ent (struct bittree *, int, ia64_insn, ia64_insn, int, int, ci_t);
+static void add_dis_entry (struct bittree *, ia64_insn, ia64_insn, int, struct completer_entry *, ci_t);
static void compact_distree (struct bittree *);
static struct bittree * make_bittree_entry (void);
-static struct disent * add_dis_table_ent (struct disent *, int, int, int);
+static struct disent * add_dis_table_ent (struct disent *, int, int, ci_t);
\f
static void
ics[ind]->nsubs = 1;
ics[ind]->subs = tmalloc(int);
- ics[ind]->subs[0] = fetch_insn_class (subname, 1);;
+ ics[ind]->subs[0] = fetch_insn_class (subname, 1);
}
while (xsect)
/* Extract the insn classes from the given line. */
static void
-parse_resource_users (ref, usersp, nusersp, notesp)
- const char *ref;
- int **usersp;
- int *nusersp;
- int **notesp;
+parse_resource_users (const char *ref, int **usersp, int *nusersp,
+ int **notesp)
{
int c;
char *line = xstrdup (ref);
|| (op == IA64_OPND_PMC_R3 && strstr (field, "pmc"))
|| (op == IA64_OPND_PMD_R3 && strstr (field, "pmd"))
|| (op == IA64_OPND_MSR_R3 && strstr (field, "msr"))
- || (op == IA64_OPND_CPUID_R3 && strstr (field, "cpuid")));
+ || (op == IA64_OPND_CPUID_R3 && strstr (field, "cpuid"))
+ || (op == IA64_OPND_DAHR_R3 && strstr (field, "dahr")));
}
}
-/* Handle mov_ar, mov_br, mov_cr, mov_indirect, mov_ip, mov_pr, mov_psr, and
- mov_um insn classes. */
+/* Handle mov_ar, mov_br, mov_cr, move_dahr, mov_indirect, mov_ip, mov_pr,
+ * mov_psr, and mov_um insn classes. */
static int
in_iclass_mov_x (struct ia64_opcode *idesc, struct iclass *ic,
const char *format, const char *field)
return strstr (format, "M33") != NULL;
}
break;
+ case 'd':
+ {
+ int m50 = plain_mov && idesc->operands[0] == IA64_OPND_DAHR3;
+ if (m50)
+ return strstr (format, "M50") != NULL;
+ }
+ break;
case 'i':
if (ic->name[5] == 'n')
{
return IA64_RS_CR_LRR;
if (strstr (name, "CR%") != NULL)
return IA64_RS_CR;
+ if (strstr (name, "DAHR%, % in 0") != NULL)
+ return IA64_RS_DAHR;
if (strstr (name, "FR%, % in 0") != NULL)
return IA64_RS_FR;
if (strstr (name, "FR%, % in 2") != NULL)
}
static void
-print_dependency_table ()
+print_dependency_table (void)
{
int i, j;
\f
static struct disent *
-add_dis_table_ent (which, insn, order, completer_index)
- struct disent *which;
- int insn;
- int order;
- int completer_index;
+add_dis_table_ent (struct disent *which, int insn, int order,
+ ci_t completer_index)
{
int ci = 0;
struct disent *ent;
}
\f
static void
-finish_distable ()
+finish_distable (void)
{
struct disent *ent = disinsntable;
struct disent *prev = ent;
}
\f
static void
-insert_bit_table_ent (curr_ent, bit, opcode, mask,
- opcodenum, order, completer_index)
- struct bittree *curr_ent;
- int bit;
- ia64_insn opcode;
- ia64_insn mask;
- int opcodenum;
- int order;
- int completer_index;
+insert_bit_table_ent (struct bittree *curr_ent, int bit, ia64_insn opcode,
+ ia64_insn mask, int opcodenum, int order,
+ ci_t completer_index)
{
ia64_insn m;
int b;
}
\f
static void
-add_dis_entry (first, opcode, mask, opcodenum, ent, completer_index)
- struct bittree *first;
- ia64_insn opcode;
- ia64_insn mask;
- int opcodenum;
- struct completer_entry *ent;
- int completer_index;
+add_dis_entry (struct bittree *first, ia64_insn opcode, ia64_insn mask,
+ int opcodenum, struct completer_entry *ent, ci_t completer_index)
{
- if (completer_index & (1 << 20))
+ if (completer_index & ((ci_t)1 << 32) )
abort ();
while (ent != NULL)
\f
/* This optimization pass combines multiple "don't care" nodes. */
static void
-compact_distree (ent)
- struct bittree *ent;
+compact_distree (struct bittree *ent)
{
#define IS_SKIP(ent) \
((ent->bits[2] !=NULL) \
/* Generate the disassembler state machine corresponding to the tree
in ENT. */
static void
-gen_dis_table (ent)
- struct bittree *ent;
+gen_dis_table (struct bittree *ent)
{
int x;
int our_offset = insn_list_len;
while (ent != NULL)
{
- printf ("{ 0x%x, %d, %d, %d },\n", ent->completer_index,
+ printf ("{ 0x%lx, %d, %d, %d },\n", ( long ) ent->completer_index,
ent->insn, (ent->nexte != NULL ? 1 : 0),
ent->priority);
ent = ent->nexte;
/* If the completer trees ENT1 and ENT2 are equal, return 1. */
static int
-completer_entries_eq (ent1, ent2)
- struct completer_entry *ent1, *ent2;
+completer_entries_eq (struct completer_entry *ent1,
+ struct completer_entry *ent2)
{
while (ent1 != NULL && ent2 != NULL)
{
}
\f
static int
-get_prefix_len (name)
- const char *name;
+get_prefix_len (const char *name)
{
char *c;
}
\f
static void
-compute_completer_bits (ment, ent)
- struct main_entry *ment;
- struct completer_entry *ent;
+compute_completer_bits (struct main_entry *ment, struct completer_entry *ent)
{
while (ent != NULL)
{
2) all resources which must be marked in use when this opcode is used
(regs). */
static int
-insert_opcode_dependencies (opc, cmp)
- struct ia64_opcode *opc;
- struct completer_entry *cmp ATTRIBUTE_UNUSED;
+insert_opcode_dependencies (struct ia64_opcode *opc,
+ struct completer_entry *cmp ATTRIBUTE_UNUSED)
{
/* Note all resources which point to this opcode. rfi has the most chks
(79) and cmpxchng has the most regs (54) so 100 here should be enough. */
}
\f
static void
-insert_completer_entry (opc, tabent, order)
- struct ia64_opcode *opc;
- struct main_entry *tabent;
- int order;
+insert_completer_entry (struct ia64_opcode *opc, struct main_entry *tabent,
+ int order)
{
struct completer_entry **ptr = &tabent->completers;
struct completer_entry *parent = NULL;
}
\f
static void
-print_completer_entry (ent)
- struct completer_entry *ent;
+print_completer_entry (struct completer_entry *ent)
{
int moffset = 0;
ia64_insn mask = ent->mask, bits = ent->bits;
}
\f
static void
-print_completer_table ()
+print_completer_table (void)
{
int x;
}
\f
static int
-opcodes_eq (opc1, opc2)
- struct ia64_opcode *opc1;
- struct ia64_opcode *opc2;
+opcodes_eq (struct ia64_opcode *opc1, struct ia64_opcode *opc2)
{
int x;
int plen1, plen2;
}
\f
static void
-add_opcode_entry (opc)
- struct ia64_opcode *opc;
+add_opcode_entry (struct ia64_opcode *opc)
{
struct main_entry **place;
struct string_entry *name;
print_main_table (void)
{
struct main_entry *ptr = maintable;
- int index = 0;
+ int tindex = 0;
printf ("static const struct ia64_main_table\nmain_table[] = {\n");
while (ptr != NULL)
ptr->opcode->flags,
ptr->completers->num);
- ptr->main_index = index++;
+ ptr->main_index = tindex++;
ptr = ptr->next;
}
}
\f
static void
-shrink (table)
- struct ia64_opcode *table;
+shrink (struct ia64_opcode *table)
{
int curr_opcode;
projects / deliverable / binutils-gdb.git / blobdiff