/* ia64-gen.c -- Generate a shrunk set of opcode tables
- Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2006, 2007
+ Free Software Foundation, Inc.
Written by Bob Manson, Cygnus Solutions, <manson@cygnus.com>
- This file is part of GDB, GAS, and the GNU binutils.
+ This file is part of the GNU opcodes library.
- GDB, GAS, and the GNU binutils are free software; you can redistribute
- them and/or modify them under the terms of the GNU General Public
- License as published by the Free Software Foundation; either version
- 2, or (at your option) any later version.
+ This library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3, or (at your option)
+ any later version.
- GDB, GAS, and the GNU binutils are distributed in the hope that they
- will be useful, but WITHOUT ANY WARRANTY; without even the implied
- warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
- the GNU General Public License for more details.
+ It is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+ License for more details.
You should have received a copy of the GNU General Public License
along with this file; see the file COPYING. If not, write to the
- Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
+
/* While the ia64-opc-* set of opcode tables are easy to maintain,
they waste a tremendous amount of space. ia64-gen rearranges the
#include <libintl.h>
#define _(String) gettext (String)
+/* This is a copy of fprintf_vma from bfd/bfd-in2.h. We have to use this
+ always, because we might be compiled without BFD64 defined, if configured
+ for a 32-bit target and --enable-targets=all is used. This will work for
+ both 32-bit and 64-bit hosts. */
+#define _opcode_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
+#define _opcode_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
+#define opcode_fprintf_vma(s,x) \
+ fprintf ((s), "%08lx%08lx", _opcode_int64_high (x), _opcode_int64_low (x))
+
const char * program_name = NULL;
int debug = 0;
+#define NELEMS(a) (sizeof (a) / sizeof ((a)[0]))
#define tmalloc(X) (X *) xmalloc (sizeof (X))
/* The main opcode table entry. Each entry is a unique combination of
static int dlisttotlen = 0;
-static void fail (const char *, ...);
-static void warn (const char *, ...);
+static void fail (const char *, ...) ATTRIBUTE_PRINTF_1;
+static void warn (const char *, ...) ATTRIBUTE_PRINTF_1;
static struct rdep * insert_resource (const char *, enum ia64_dependency_mode);
static int deplist_equals (struct deplist *, struct deplist *);
static short insert_deplist (int, unsigned short *);
int ind;
int is_class = 0;
- if (strncmp (full_name, "IC:", 3) == 0)
+ if (CONST_STRNEQ (full_name, "IC:"))
{
name = xstrdup (full_name + 3);
is_class = 1;
are read. Only create new classes if it's *not* an insn class,
or if it's a composite class (which wouldn't necessarily be in the IC
table). */
- if (strncmp (name, "IC:", 3) != 0 || xsect != NULL)
+ if (! CONST_STRNEQ (name, "IC:") || xsect != NULL)
create = 1;
iclass = fetch_insn_class (name, create);
if (ic->comment)
{
- if (!strncmp (ic->comment, "Format", 6))
+ if (CONST_STRNEQ (ic->comment, "Format"))
{
/* Assume that the first format seen is the most restrictive, and
only keep a later one if it looks like it's more restrictive. */
else
format = ic->comment;
}
- else if (!strncmp (ic->comment, "Field", 5))
+ else if (CONST_STRNEQ (ic->comment, "Field"))
{
if (field)
warn (_("overlapping field %s->%s\n"),
instructions. */
if (ic->nsubs == 0 && ic->nxsubs == 0)
{
- int is_mov = strncmp (idesc->name, "mov", 3) == 0;
+ int is_mov = CONST_STRNEQ (idesc->name, "mov");
int plain_mov = strcmp (idesc->name, "mov") == 0;
int len = strlen(ic->name);
if (resolved && format)
{
- if (strncmp (idesc->name, "dep", 3) == 0
+ if (CONST_STRNEQ (idesc->name, "dep")
&& strstr (format, "I13") != NULL)
resolved = idesc->operands[1] == IA64_OPND_IMM8;
- else if (strncmp (idesc->name, "chk", 3) == 0
+ else if (CONST_STRNEQ (idesc->name, "chk")
&& strstr (format, "M21") != NULL)
resolved = idesc->operands[0] == IA64_OPND_F2;
- else if (strncmp (idesc->name, "lfetch", 6) == 0)
+ else if (CONST_STRNEQ (idesc->name, "lfetch"))
resolved = (strstr (format, "M14 M15") != NULL
&& (idesc->operands[1] == IA64_OPND_R2
|| idesc->operands[1] == IA64_OPND_IMM9b));
- else if (strncmp (idesc->name, "br.call", 7) == 0
+ else if (CONST_STRNEQ (idesc->name, "br.call")
&& strstr (format, "B5") != NULL)
resolved = idesc->operands[1] == IA64_OPND_B2;
- else if (strncmp (idesc->name, "br.call", 7) == 0
+ else if (CONST_STRNEQ (idesc->name, "br.call")
&& strstr (format, "B3") != NULL)
resolved = idesc->operands[1] == IA64_OPND_TGT25c;
- else if (strncmp (idesc->name, "brp", 3) == 0
+ else if (CONST_STRNEQ (idesc->name, "brp")
&& strstr (format, "B7") != NULL)
resolved = idesc->operands[0] == IA64_OPND_B2;
else if (strcmp (ic->name, "invala") == 0)
resolved = strcmp (idesc->name, ic->name) == 0;
- else if (strncmp (idesc->name, "st", 2) == 0
- && strstr (format, "M5") != NULL)
+ else if (CONST_STRNEQ (idesc->name, "st")
+ && (strstr (format, "M5") != NULL
+ || strstr (format, "M10") != NULL))
+ resolved = idesc->flags & IA64_OPCODE_POSTINC;
+ else if (CONST_STRNEQ (idesc->name, "ld")
+ && (strstr (format, "M2 M3") != NULL
+ || strstr (format, "M12") != NULL
+ || strstr (format, "M7 M8") != NULL))
resolved = idesc->flags & IA64_OPCODE_POSTINC;
else
resolved = 0;
plain brl matches brl.cond. */
if (!resolved
&& (strcmp (idesc->name, "brl") == 0
- || strncmp (idesc->name, "brl.", 4) == 0)
+ || CONST_STRNEQ (idesc->name, "brl."))
&& strcmp (ic->name, "brl.cond") == 0)
{
resolved = 1;
/* Misc br variations ('.cond' is optional). */
if (!resolved
&& (strcmp (idesc->name, "br") == 0
- || strncmp (idesc->name, "br.", 3) == 0)
+ || CONST_STRNEQ (idesc->name, "br."))
&& strcmp (ic->name, "br.cond") == 0)
{
if (format)
}
/* probe variations. */
- if (!resolved && strncmp (idesc->name, "probe", 5) == 0)
+ if (!resolved && CONST_STRNEQ (idesc->name, "probe"))
{
resolved = strcmp (ic->name, "probe") == 0
&& !((strstr (idesc->name, "fault") != NULL)
}
/* Some variants of mov and mov.[im]. */
- if (!resolved && strncmp (ic->name, "mov_", 4) == 0)
+ if (!resolved && CONST_STRNEQ (ic->name, "mov_"))
resolved = in_iclass_mov_x (idesc, ic, format, field);
}
return 32;
else if (strstr (name, "[ITC]"))
return 44;
+ else if (strstr (name, "[RUC]"))
+ return 45;
else if (strstr (name, "[PFS]"))
return 64;
else if (strstr (name, "[LC]"))
return 44;
else if (strstr (name, ".ia"))
return 45;
+ else if (strstr (name, ".vm"))
+ return 46;
else
abort ();
default:
return IA64_RS_ARb;
if (strstr (name, "BR%") != NULL)
return IA64_RS_BR;
+ if (strstr (name, "CR[IIB%]") != NULL)
+ return IA64_RS_CR_IIB;
if (strstr (name, "CR[IRR%]") != NULL)
return IA64_RS_CR_IRR;
if (strstr (name, "CR[LRR%]") != NULL)
warn (_("Don't know how to specify # dependency %s\n"),
name);
}
- else if (strncmp (name, "AR[FPSR]", 8) == 0)
+ else if (CONST_STRNEQ (name, "AR[FPSR]"))
return IA64_RS_AR_FPSR;
- else if (strncmp (name, "AR[", 3) == 0)
+ else if (CONST_STRNEQ (name, "AR["))
return IA64_RS_ARX;
- else if (strncmp (name, "CR[", 3) == 0)
+ else if (CONST_STRNEQ (name, "CR["))
return IA64_RS_CRX;
- else if (strncmp (name, "PSR.", 4) == 0)
+ else if (CONST_STRNEQ (name, "PSR."))
return IA64_RS_PSR;
else if (strcmp (name, "InService*") == 0)
return IA64_RS_INSERVICE;
static const char *mode_str[] = { "RAW", "WAW", "WAR" };
if (rdeps[i]->total_chks == 0)
- warn (_("Warning: rsrc %s (%s) has no chks%s\n"),
- rdeps[i]->name, mode_str[rdeps[i]->mode],
- rdeps[i]->total_regs ? "" : " or regs");
+ {
+ if (rdeps[i]->total_regs)
+ warn (_("Warning: rsrc %s (%s) has no chks\n"),
+ rdeps[i]->name, mode_str[rdeps[i]->mode]);
+ else
+ warn (_("Warning: rsrc %s (%s) has no chks or regs\n"),
+ rdeps[i]->name, mode_str[rdeps[i]->mode]);
+ }
else if (rdeps[i]->total_regs == 0)
warn (_("rsrc %s (%s) has no regs\n"),
rdeps[i]->name, mode_str[rdeps[i]->mode]);
rdeps[i]->name, specifier,
(int)rdeps[i]->mode, (int)rdeps[i]->semantics, regindex);
if (rdeps[i]->semantics == IA64_DVS_OTHER)
- printf ("\"%s\", ", rdeps[i]->extra);
+ {
+ const char *quote, *rest;
+
+ putchar ('\"');
+ rest = rdeps[i]->extra;
+ quote = strchr (rest, '\"');
+ while (quote != NULL)
+ {
+ printf ("%.*s\\\"", (int) (quote - rest), rest);
+ rest = quote + 1;
+ quote = strchr (rest, '\"');
+ }
+ printf ("%s\", ", rest);
+ }
else
printf ("NULL, ");
printf("},\n");
for (i=0;i < dlistlen;i++)
{
int len = 2;
- printf ("static const short dep%d[] = {\n ", i);
+ printf ("static const unsigned short dep%d[] = {\n ", i);
for (j=0;j < dlists[i]->len; j++)
{
len += printf ("%d, ", dlists[i]->deps[j]);
if ((needed_bytes + insn_list_len) > tot_insn_list_len)
{
tot_insn_list_len += 256;
- insn_list = (char *) xrealloc (insn_list, tot_insn_list_len);
+ insn_list = (unsigned char *) xrealloc (insn_list, tot_insn_list_len);
}
our_offset = insn_list_len;
insn_list_len += needed_bytes;
/* Store the address of the entry being branched to. */
while (currbits >= 0)
{
- char *byte = insn_list + our_offset + bitsused / 8;
+ unsigned char *byte = insn_list + our_offset + bitsused / 8;
if (idest & (1 << currbits))
*byte |= (1 << (7 - (bitsused % 8)));
int j;
if (strcmp (opc->name, "cmp.eq.and") == 0
- && strncmp (rs->name, "PR%", 3) == 0
+ && CONST_STRNEQ (rs->name, "PR%")
&& rs->mode == 1)
no_class_found = 99;
if (in_iclass (opc, ics[rs->regs[j]], NULL, NULL, &ic_note))
{
/* We can ignore ic_note 11 for non PR resources. */
- if (ic_note == 11 && strncmp (rs->name, "PR", 2) != 0)
+ if (ic_note == 11 && ! CONST_STRNEQ (rs->name, "PR"))
ic_note = 0;
if (ic_note != 0 && rs->regnotes[j] != 0
if (in_iclass (opc, ics[rs->chks[j]], NULL, NULL, &ic_note))
{
/* We can ignore ic_note 11 for non PR resources. */
- if (ic_note == 11 && strncmp (rs->name, "PR", 2) != 0)
+ if (ic_note == 11 && ! CONST_STRNEQ (rs->name, "PR"))
ic_note = 0;
if (ic_note != 0 && rs->chknotes[j] != 0
ptr->name->num,
ptr->opcode->type,
ptr->opcode->num_outputs);
- fprintf_vma (stdout, ptr->opcode->opcode);
+ opcode_fprintf_vma (stdout, ptr->opcode->opcode);
printf ("ull, 0x");
- fprintf_vma (stdout, ptr->opcode->mask);
+ opcode_fprintf_vma (stdout, ptr->opcode->mask);
printf ("ull, { %d, %d, %d, %d, %d }, 0x%x, %d, },\n",
ptr->opcode->operands[0],
ptr->opcode->operands[1],
int curr_opcode;
for (curr_opcode = 0; table[curr_opcode].name != NULL; curr_opcode++)
- add_opcode_entry (table + curr_opcode);
+ {
+ add_opcode_entry (table + curr_opcode);
+ if (table[curr_opcode].num_outputs == 2
+ && ((table[curr_opcode].operands[0] == IA64_OPND_P1
+ && table[curr_opcode].operands[1] == IA64_OPND_P2)
+ || (table[curr_opcode].operands[0] == IA64_OPND_P2
+ && table[curr_opcode].operands[1] == IA64_OPND_P1)))
+ {
+ struct ia64_opcode *alias = tmalloc(struct ia64_opcode);
+ unsigned i;
+
+ *alias = table[curr_opcode];
+ for (i = 2; i < NELEMS (alias->operands); ++i)
+ alias->operands[i - 1] = alias->operands[i];
+ alias->operands[NELEMS (alias->operands) - 1] = IA64_OPND_NIL;
+ --alias->num_outputs;
+ alias->flags |= PSEUDO;
+ add_opcode_entry (alias);
+ }
+ }
}
\f
collapse_redundant_completers ();
printf ("/* This file is automatically generated by ia64-gen. Do not edit! */\n");
+ printf ("/* Copyright 2007 Free Software Foundation, Inc.\n\
+\n\
+ This file is part of the GNU opcodes library.\n\
+\n\
+ This library is free software; you can redistribute it and/or modify\n\
+ it under the terms of the GNU General Public License as published by\n\
+ the Free Software Foundation; either version 3, or (at your option)\n\
+ any later version.\n\
+\n\
+ It is distributed in the hope that it will be useful, but WITHOUT\n\
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\n\
+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public\n\
+ License for more details.\n\
+\n\
+ You should have received a copy of the GNU General Public License\n\
+ along with this program; see the file COPYING. If not, write to the\n\
+ Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA\n\
+ 02110-1301, USA. */\n");
+
print_string_table ();
print_dependency_table ();
print_completer_table ();