/* tc-ia64.c -- Assembler for the HP/Intel IA-64 architecture.
- Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
- 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 1998-2019 Free Software Foundation, Inc.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
This file is part of GAS, the GNU Assembler.
FUNC_LT_DTP_RELATIVE,
FUNC_LT_TP_RELATIVE,
FUNC_IPLT_RELOC,
+#ifdef TE_VMS
+ FUNC_SLOTCOUNT_RELOC,
+#endif
};
enum reg_symbol
REG_FR = (REG_GR + 128),
REG_AR = (REG_FR + 128),
REG_CR = (REG_AR + 128),
- REG_P = (REG_CR + 128),
+ REG_DAHR = (REG_CR + 128),
+ REG_P = (REG_DAHR + 8),
REG_BR = (REG_P + 64),
REG_IP = (REG_BR + 8),
REG_CFM,
IND_PKR,
IND_PMC,
IND_PMD,
+ IND_DAHR,
IND_RR,
/* The following pseudo-registers are used for unwind directives only: */
REG_PSP,
bfd_boolean dw2_mark_labels;
};
+#ifdef TE_VMS
+/* An internally used relocation. */
+#define DUMMY_RELOC_IA64_SLOTCOUNT (BFD_RELOC_UNUSED + 1)
+#endif
+
/* This is the endianness of the current section. */
extern int target_big_endian;
struct hash_control *const_hash; /* constant hash table */
struct hash_control *entry_hash; /* code entry hint hash table */
- /* If X_op is != O_absent, the registername for the instruction's
+ /* If X_op is != O_absent, the register name for the instruction's
qualifying predicate. If NULL, p0 is assumed for instructions
that are predictable. */
expressionS qp;
struct label_fix *tag_fixups;
struct unw_rec_list *unwind_record; /* Unwind directive. */
expressionS opnd[6];
- char *src_file;
+ const char *src_file;
unsigned int src_line;
struct dwarf2_line_info debug_line;
}
{ "pkr", IND_PKR },
{ "pmc", IND_PMC },
{ "pmd", IND_PMD },
+ { "dahr", IND_DAHR },
{ "rr", IND_RR },
};
{ NULL, 0, { 0 } }, /* placeholder for FUNC_LT_DTP_RELATIVE */
{ NULL, 0, { 0 } }, /* placeholder for FUNC_LT_TP_RELATIVE */
{ "iplt", PSEUDO_FUNC_RELOC, { 0 } },
+#ifdef TE_VMS
+ { "slotcount", PSEUDO_FUNC_RELOC, { 0 } },
+#endif
/* mbtype4 constants: */
{ "alt", PSEUDO_FUNC_CONST, { 0xa } },
/* hint constants: */
{ "pause", PSEUDO_FUNC_CONST, { 0x0 } },
+ { "priority", PSEUDO_FUNC_CONST, { 0x1 } },
+
+ /* tf constants: */
+ { "clz", PSEUDO_FUNC_CONST, { 32 } },
+ { "mpy", PSEUDO_FUNC_CONST, { 33 } },
+ { "datahints", PSEUDO_FUNC_CONST, { 34 } },
/* unwind-related constants: */
{ "svr4", PSEUDO_FUNC_CONST, { ELFOSABI_NONE } },
{ "hpux", PSEUDO_FUNC_CONST, { ELFOSABI_HPUX } },
{ "nt", PSEUDO_FUNC_CONST, { 2 } }, /* conflicts w/ELFOSABI_NETBSD */
- { "linux", PSEUDO_FUNC_CONST, { ELFOSABI_LINUX } },
+ { "linux", PSEUDO_FUNC_CONST, { ELFOSABI_GNU } },
{ "freebsd", PSEUDO_FUNC_CONST, { ELFOSABI_FREEBSD } },
{ "openvms", PSEUDO_FUNC_CONST, { ELFOSABI_OPENVMS } },
{ "nsk", PSEUDO_FUNC_CONST, { ELFOSABI_NSK } },
int insn_srlz; /* current insn serialization state */
int data_srlz; /* current data serialization state */
int qp_regno; /* qualifying predicate for this usage */
- char *file; /* what file marked this dependency */
+ const char *file; /* what file marked this dependency */
unsigned int line; /* what line marked this dependency */
struct mem_offset mem_offset; /* optional memory offset hint */
enum { CMP_NONE, CMP_OR, CMP_AND } cmp_type; /* OR or AND compare? */
return reg >= 64 && reg <= 111;
}
-/* Determine if application register REGNUM resides only in the memory
+/* Determine if application register REGNUM resides only in the memory
unit (as opposed to the integer unit). */
static int
ar_is_only_in_memory_unit (int reg)
/* Map 's' to SHF_IA_64_SHORT. */
bfd_vma
-ia64_elf_section_letter (int letter, char **ptr_msg)
+ia64_elf_section_letter (int letter, const char **ptr_msg)
{
if (letter == 's')
return SHF_IA_64_SHORT;
return SHF_IA_64_VMS_GLOBAL;
#endif
- *ptr_msg = _("Bad .section directive: want a,o,s,w,x,M,S,G,T in string");
+ *ptr_msg = _("bad .section directive: want a,o,s,w,x,M,S,G,T in string");
return -1;
}
as_bad (_("qualifying predicate not followed by instruction"));
}
-static void
-ia64_do_align (int nbytes)
-{
- char *saved_input_line_pointer = input_line_pointer;
-
- input_line_pointer = "";
- s_align_bytes (nbytes);
- input_line_pointer = saved_input_line_pointer;
-}
-
void
ia64_cons_align (int nbytes)
{
if (md.auto_align)
{
- char *saved_input_line_pointer = input_line_pointer;
- input_line_pointer = "";
- s_align_bytes (nbytes);
- input_line_pointer = saved_input_line_pointer;
+ int log;
+ for (log = 0; (nbytes & 1) != 1; nbytes >>= 1)
+ log++;
+
+ do_align (log, NULL, 0, 0);
+ }
+}
+
+#ifdef TE_VMS
+
+/* .vms_common section, symbol, size, alignment */
+
+static void
+obj_elf_vms_common (int ignore ATTRIBUTE_UNUSED)
+{
+ const char *sec_name;
+ char *sym_name;
+ char c;
+ offsetT size;
+ offsetT cur_size;
+ offsetT temp;
+ symbolS *symbolP;
+ segT current_seg = now_seg;
+ subsegT current_subseg = now_subseg;
+ offsetT log_align;
+
+ /* Section name. */
+ sec_name = obj_elf_section_name ();
+ if (sec_name == NULL)
+ return;
+
+ /* Symbol name. */
+ SKIP_WHITESPACE ();
+ if (*input_line_pointer == ',')
+ {
+ input_line_pointer++;
+ SKIP_WHITESPACE ();
+ }
+ else
+ {
+ as_bad (_("expected ',' after section name"));
+ ignore_rest_of_line ();
+ return;
+ }
+
+ c = get_symbol_name (&sym_name);
+
+ if (input_line_pointer == sym_name)
+ {
+ (void) restore_line_pointer (c);
+ as_bad (_("expected symbol name"));
+ ignore_rest_of_line ();
+ return;
+ }
+
+ symbolP = symbol_find_or_make (sym_name);
+ (void) restore_line_pointer (c);
+
+ if ((S_IS_DEFINED (symbolP) || symbol_equated_p (symbolP))
+ && !S_IS_COMMON (symbolP))
+ {
+ as_bad (_("Ignoring attempt to re-define symbol"));
+ ignore_rest_of_line ();
+ return;
+ }
+
+ /* Symbol size. */
+ SKIP_WHITESPACE ();
+ if (*input_line_pointer == ',')
+ {
+ input_line_pointer++;
+ SKIP_WHITESPACE ();
+ }
+ else
+ {
+ as_bad (_("expected ',' after symbol name"));
+ ignore_rest_of_line ();
+ return;
+ }
+
+ temp = get_absolute_expression ();
+ size = temp;
+ size &= ((offsetT) 2 << (stdoutput->arch_info->bits_per_address - 1)) - 1;
+ if (temp != size)
+ {
+ as_warn (_("size (%ld) out of range, ignored"), (long) temp);
+ ignore_rest_of_line ();
+ return;
+ }
+
+ /* Alignment. */
+ SKIP_WHITESPACE ();
+ if (*input_line_pointer == ',')
+ {
+ input_line_pointer++;
+ SKIP_WHITESPACE ();
+ }
+ else
+ {
+ as_bad (_("expected ',' after symbol size"));
+ ignore_rest_of_line ();
+ return;
}
+
+ log_align = get_absolute_expression ();
+
+ demand_empty_rest_of_line ();
+
+ obj_elf_change_section
+ (sec_name, SHT_NOBITS, 0,
+ SHF_ALLOC | SHF_WRITE | SHF_IA_64_VMS_OVERLAID | SHF_IA_64_VMS_GLOBAL,
+ 0, NULL, 1, 0);
+
+ S_SET_VALUE (symbolP, 0);
+ S_SET_SIZE (symbolP, size);
+ S_SET_EXTERNAL (symbolP);
+ S_SET_SEGMENT (symbolP, now_seg);
+
+ symbol_get_bfdsym (symbolP)->flags |= BSF_OBJECT;
+
+ record_alignment (now_seg, log_align);
+
+ cur_size = bfd_section_size (now_seg);
+ if ((int) size > cur_size)
+ {
+ char *pfrag
+ = frag_var (rs_fill, 1, 1, (relax_substateT)0, NULL,
+ (valueT)size - (valueT)cur_size, NULL);
+ *pfrag = 0;
+ bfd_set_section_size (now_seg, size);
+ }
+
+ /* Switch back to current segment. */
+ subseg_set (current_seg, current_subseg);
+
+#ifdef md_elf_section_change_hook
+ md_elf_section_change_hook ();
+#endif
}
+#endif /* TE_VMS */
+
/* Output COUNT bytes to a memory location. */
static char *vbyte_mem_ptr = NULL;
alloc_record (unw_record_type t)
{
unw_rec_list *ptr;
- ptr = xmalloc (sizeof (*ptr));
+ ptr = XNEW (unw_rec_list);
memset (ptr, 0, sizeof (*ptr));
ptr->slot_number = SLOT_NUM_NOT_SET;
ptr->r.type = t;
if (!imask)
{
imask_size = (region->r.record.r.rlen * 2 + 7) / 8 + 1;
- imask = xmalloc (imask_size);
- memset (imask, 0, imask_size);
+ imask = XCNEWVEC (unsigned char, imask_size);
region->r.record.r.imask_size = imask_size;
region->r.record.r.mask.i = imask;
as_fatal (_("Only constant offsets are supported"));
break;
}
+ /* Fall through. */
case rs_fill:
s_index += 3 * (first_frag->fr_offset >> 4);
break;
for (ptr = list; ptr; ptr = ptr->next)
{
if (ptr->slot_number == SLOT_NUM_NOT_SET)
- as_bad (_(" Insn slot not set in unwind record."));
+ as_bad (_("Insn slot not set in unwind record."));
t = slot_index (ptr->slot_number, ptr->slot_frag,
first_addr, first_frag, before_relax);
switch (ptr->r.type)
}
/* This function converts a rs_machine_dependent variant frag into a
- normal fill frag with the unwind image from the the record list. */
+ normal fill frag with the unwind image from the record list. */
void
ia64_convert_frag (fragS *frag)
{
if (is_it_end_of_statement ())
return;
- radix = input_line_pointer;
- ch = get_symbol_end ();
+ ch = get_symbol_name (&radix);
ia64_canonicalize_symbol_name (radix);
if (strcasecmp (radix, "C"))
as_bad (_("Radix `%s' unsupported or invalid"), radix);
- *input_line_pointer = ch;
+ (void) restore_line_pointer (ch);
demand_empty_rest_of_line ();
}
if (sep == ',')
{
+ char *name;
/* Parse a tag permitted for the current directive. */
int ch;
SKIP_WHITESPACE ();
- ch = get_symbol_end ();
+ ch = get_symbol_name (&name);
/* FIXME: For now, just issue a warning that this isn't implemented. */
{
static int warned;
as_warn (_("Tags on unwind pseudo-ops aren't supported, yet"));
}
}
- *input_line_pointer = ch;
+ (void) restore_line_pointer (ch);
}
if (sep != NOT_A_CHAR)
demand_empty_rest_of_line ();
if (! (unwind.prologue_mask & 2))
add_unwind_entry (output_psp_gr (reg), NOT_A_CHAR);
else if (reg != unwind.prologue_gr
- + (unsigned) popcount (unwind.prologue_mask & (-2 << 1)))
+ + (unsigned) popcount (unwind.prologue_mask & -(2 << 1)))
as_warn (_("Operand of .vframe contradicts .prologue"));
}
e2.X_op = O_absent;
reg1 = e1.X_add_number;
- /* Make sure its a valid ar.xxx reg, OR its br0, aka 'rp'. */
+ /* Make sure it's a valid ar.xxx reg, OR its br0, aka 'rp'. */
if (e1.X_op != O_register)
{
as_bad (_("First operand to .save not a register"));
if (! (unwind.prologue_mask & 4))
add_unwind_entry (output_pfs_gr (reg2), NOT_A_CHAR);
else if (reg2 != unwind.prologue_gr
- + (unsigned) popcount (unwind.prologue_mask & (-4 << 1)))
+ + (unsigned) popcount (unwind.prologue_mask & -(4 << 1)))
as_warn (_("Second operand of .save contradicts .prologue"));
break;
case REG_AR + AR_LC:
if (! (unwind.prologue_mask & 1))
add_unwind_entry (output_preds_gr (reg2), NOT_A_CHAR);
else if (reg2 != unwind.prologue_gr
- + (unsigned) popcount (unwind.prologue_mask & (-1 << 1)))
+ + (unsigned) popcount (unwind.prologue_mask & -(1 << 1)))
as_warn (_("Second operand of .save contradicts .prologue"));
break;
case REG_PRIUNAT:
add_unwind_entry (output_spill_reg (ab, reg, 0, 0, qp), sep);
}
-static char *special_linkonce_name[] =
+static const char *special_linkonce_name[] =
{
".gnu.linkonce.ia64unw.", ".gnu.linkonce.ia64unwi."
};
char *sec_name;
const char *prefix = special_section_name [sec_index];
const char *suffix;
- size_t prefix_len, suffix_len, sec_name_len;
sec_text_name = segment_name (text_seg);
text_name = sec_text_name;
suffix += sizeof (".gnu.linkonce.t.") - 1;
}
- prefix_len = strlen (prefix);
- suffix_len = strlen (suffix);
- sec_name_len = prefix_len + suffix_len;
- sec_name = alloca (sec_name_len + 1);
- memcpy (sec_name, prefix, prefix_len);
- memcpy (sec_name + prefix_len, suffix, suffix_len);
- sec_name [sec_name_len] = '\0';
+ sec_name = concat (prefix, suffix, NULL);
/* Handle COMDAT group. */
if ((text_seg->flags & SEC_LINK_ONCE) != 0
&& (elf_section_flags (text_seg) & SHF_GROUP) != 0)
{
char *section;
- size_t len, group_name_len;
const char *group_name = elf_group_name (text_seg);
if (group_name == NULL)
as_bad (_("Group section `%s' has no group signature"),
sec_text_name);
ignore_rest_of_line ();
+ free (sec_name);
return;
}
- /* We have to construct a fake section directive. */
- group_name_len = strlen (group_name);
- len = (sec_name_len
- + 16 /* ,"aG",@progbits, */
- + group_name_len /* ,group_name */
- + 7); /* ,comdat */
-
- section = alloca (len + 1);
- memcpy (section, sec_name, sec_name_len);
- memcpy (section + sec_name_len, ",\"aG\",@progbits,", 16);
- memcpy (section + sec_name_len + 16, group_name, group_name_len);
- memcpy (section + len - 7, ",comdat", 7);
- section [len] = '\0';
+
+ /* We have to construct a fake section directive. */
+ section = concat (sec_name, ",\"aG\",@progbits,", group_name, ",comdat", NULL);
set_section (section);
+ free (section);
}
else
{
set_section (sec_name);
- bfd_set_section_flags (stdoutput, now_seg,
- SEC_LOAD | SEC_ALLOC | SEC_READONLY);
+ bfd_set_section_flags (now_seg, SEC_LOAD | SEC_ALLOC | SEC_READONLY);
}
elf_linked_to_section (now_seg) = text_seg;
+ free (sec_name);
}
static void
/* Set expression which points to start of unwind descriptor area. */
unwind.info = expr_build_dot ();
-
+
frag_var (rs_machine_dependent, size, size, 0, 0,
(offsetT) (long) unwind.personality_routine,
(char *) list);
reg1 = e1.X_add_number;
val = e2.X_add_number;
- /* Make sure its a valid ar.xxx reg, OR its br0, aka 'rp'. */
+ /* Make sure it's a valid ar.xxx reg, OR its br0, aka 'rp'. */
if (e1.X_op != O_register)
{
as_bad (_("First operand to .%s not a register"), po);
lpc->prologue_count = count;
else
{
- label_prologue_count *new_lpc = xmalloc (sizeof (* new_lpc));
+ label_prologue_count *new_lpc = XNEW (label_prologue_count);
new_lpc->next = unwind.saved_prologue_counts;
new_lpc->label_number = lbl;
}
static void
-free_saved_prologue_counts ()
+free_saved_prologue_counts (void)
{
label_prologue_count *lpc = unwind.saved_prologue_counts;
label_prologue_count *next;
dot_personality (int dummy ATTRIBUTE_UNUSED)
{
char *name, *p, c;
+
if (!in_procedure ("personality"))
return;
SKIP_WHITESPACE ();
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
p = input_line_pointer;
unwind.personality_routine = symbol_find_or_make (name);
unwind.force_unwind_entry = 1;
*p = c;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
demand_empty_rest_of_line ();
}
while (1)
{
SKIP_WHITESPACE ();
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
p = input_line_pointer;
if (!*name)
as_bad (_("Empty argument of .proc"));
}
else
{
- pending = xmalloc (sizeof (*pending));
+ pending = XNEW (proc_pending);
pending->sym = sym;
last_pending = last_pending->next = pending;
}
symbol_get_bfdsym (sym)->flags |= BSF_FUNCTION;
}
*p = c;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
if (*input_line_pointer != ',')
break;
++input_line_pointer;
}
last_pending->next = NULL;
demand_empty_rest_of_line ();
- ia64_do_align (16);
+ do_align (4, NULL, 0, 0);
unwind.prologue = 0;
unwind.prologue_count = 0;
as_warn (_("Pointless use of zero first operand to .prologue"));
else
mask = e.X_add_number;
- n = popcount (mask);
+
+ n = popcount (mask);
if (sep == ',')
parse_operand_and_eval (&e, 0);
else
e.X_op = O_absent;
+
if (e.X_op == O_constant
&& e.X_add_number >= 0
&& e.X_add_number < 128)
as_bad (_("Second operand to .prologue must be the first of %d general registers"), n);
grsave = 0;
}
-
}
if (mask)
symbol_get_frag (unwind.proc_pending.sym));
else
e.X_add_symbol = unwind.proc_pending.sym;
- ia64_cons_fix_new (frag_now, where, bytes_per_address, &e);
+ ia64_cons_fix_new (frag_now, where, bytes_per_address, &e,
+ BFD_RELOC_NONE);
e.X_op = O_pseudo_fixup;
e.X_op_symbol = pseudo_func[FUNC_SEG_RELATIVE].u.sym;
e.X_add_number = 0;
e.X_add_symbol = proc_end;
ia64_cons_fix_new (frag_now, where + bytes_per_address,
- bytes_per_address, &e);
+ bytes_per_address, &e, BFD_RELOC_NONE);
if (unwind.info)
{
e.X_add_number = 0;
e.X_add_symbol = unwind.info;
ia64_cons_fix_new (frag_now, where + (bytes_per_address * 2),
- bytes_per_address, &e);
+ bytes_per_address, &e, BFD_RELOC_NONE);
}
}
subseg_set (saved_seg, saved_subseg);
S_SET_SIZE (sym, frag_now_fix () - S_GET_VALUE (sym));
else
{
- symbol_get_obj (sym)->size =
- (expressionS *) xmalloc (sizeof (expressionS));
+ symbol_get_obj (sym)->size = XNEW (expressionS);
symbol_get_obj (sym)->size->X_op = O_subtract;
symbol_get_obj (sym)->size->X_add_symbol
= symbol_new (FAKE_LABEL_NAME, now_seg,
char *name, *p, c;
SKIP_WHITESPACE ();
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
p = input_line_pointer;
if (!*name)
(md.unwind_check == unwind_check_warning
as_warn (_("`%s' was not specified with previous .proc"), name);
}
*p = c;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
if (*input_line_pointer != ',')
break;
++input_line_pointer;
drpp = &md.dynreg[type];
while (1)
{
- start = input_line_pointer;
- ch = get_symbol_end ();
+ ch = get_symbol_name (&start);
len = strlen (ia64_canonicalize_symbol_name (start));
*input_line_pointer = ch;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
if (*input_line_pointer != '[')
{
as_bad (_("Expected '['"));
if (!*drpp)
{
- *drpp = obstack_alloc (¬es, sizeof (*dr));
+ *drpp = XOBNEW (¬es, struct dynreg);
memset (*drpp, 0, sizeof (*dr));
}
- name = obstack_alloc (¬es, len + 1);
+ name = XOBNEWVEC (¬es, char, len + 1);
memcpy (name, start, len);
name[len] = '\0';
while (1)
{
- option = input_line_pointer;
- ch = get_symbol_end ();
+ ch = get_symbol_name (&option);
if (strcmp (option, "lsb") == 0)
md.flags &= ~EF_IA_64_BE;
else if (strcmp (option, "msb") == 0)
as_bad (_("Unknown psr option `%s'"), option);
*input_line_pointer = ch;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
if (*input_line_pointer != ',')
break;
char *start, *end;
int saved_auto_align;
unsigned int section_count;
+ char *name;
+ char c;
SKIP_WHITESPACE ();
start = input_line_pointer;
- if (*start == '"')
+ c = get_symbol_name (&name);
+ if (input_line_pointer == start)
{
- int len;
- char *name;
-
- name = demand_copy_C_string (&len);
- obstack_free(¬es, name);
- if (!name)
- {
- ignore_rest_of_line ();
- return;
- }
- }
- else
- {
- char c = get_symbol_end ();
-
- if (input_line_pointer == start)
- {
- as_bad (_("Missing section name"));
- ignore_rest_of_line ();
- return;
- }
- *input_line_pointer = c;
+ as_bad (_("Missing section name"));
+ ignore_rest_of_line ();
+ return;
}
+ * input_line_pointer = c;
+ SKIP_WHITESPACE_AFTER_NAME ();
end = input_line_pointer;
- SKIP_WHITESPACE ();
if (*input_line_pointer != ',')
{
as_bad (_("Comma expected after section name"));
switch (kind)
{
case 'd':
- alignment = 8;
+ alignment = 3;
break;
case 'x':
case 'X':
- alignment = 16;
+ alignment = 4;
break;
case 'f':
default:
- alignment = 4;
+ alignment = 2;
break;
}
- ia64_do_align (alignment);
+ do_align (alignment, NULL, 0, 0);
float_cons (kind);
}
print_prmask (valueT mask)
{
int regno;
- char *comma = "";
+ const char *comma = "";
for (regno = 0; regno < 64; regno++)
{
if (mask & ((valueT) 1 << regno))
}
else if (*input_line_pointer == '@')
{
- char *form = ++input_line_pointer;
- char c = get_symbol_end();
+ char *form;
+ char c;
+
+ ++input_line_pointer;
+ c = get_symbol_name (&form);
if (strcmp (form, "mutex") == 0)
type = 'm';
type = 'c';
else if (strcmp (form, "imply") == 0)
type = 'i';
- *input_line_pointer = c;
+ (void) restore_line_pointer (c);
}
else
{
do
{
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
symbolP = symbol_find_or_make (name);
err = hash_insert (md.entry_hash, S_GET_NAME (symbolP), (void *) symbolP);
name, err);
*input_line_pointer = c;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
c = *input_line_pointer;
if (c == ',')
{
{"4byte", stmt_cons_ua, 4},
{"8byte", stmt_cons_ua, 8},
+#ifdef TE_VMS
+ {"vms_common", obj_elf_vms_common, 0},
+#endif
+
{ NULL, 0, 0 }
};
return OPERAND_MATCH;
break;
+ case IA64_OPND_DAHR3:
+ if (e->X_op == O_register && e->X_add_number >= REG_DAHR
+ && e->X_add_number < REG_DAHR + 8)
+ return OPERAND_MATCH;
+ break;
+
case IA64_OPND_F1:
case IA64_OPND_F2:
case IA64_OPND_F3:
case IA64_OPND_PKR_R3:
case IA64_OPND_PMC_R3:
case IA64_OPND_PMD_R3:
+ case IA64_OPND_DAHR_R3:
case IA64_OPND_RR_R3:
if (e->X_op == O_index && e->X_op_symbol
&& (S_GET_VALUE (e->X_op_symbol) - IND_CPUID
/* SOR must be an integer multiple of 8 */
if (e->X_op == O_constant && e->X_add_number & 0x7)
return OPERAND_OUT_OF_RANGE;
+ /* Fall through. */
case IA64_OPND_SOF:
case IA64_OPND_SOL:
if (e->X_op == O_constant)
case IA64_OPND_IMMU2:
case IA64_OPND_IMMU7a:
case IA64_OPND_IMMU7b:
+ case IA64_OPND_IMMU16:
+ case IA64_OPND_IMMU19:
case IA64_OPND_IMMU21:
case IA64_OPND_IMMU24:
case IA64_OPND_MBTYPE4:
case IA64_OPND_IMM14:
case IA64_OPND_IMM22:
relocatable = 1;
+ /* Fall through. */
case IA64_OPND_IMM1:
case IA64_OPND_IMM8:
case IA64_OPND_IMM8U4:
/* Sign-extend 32-bit unsigned numbers, so that the following range
checks will work. */
val = e->X_add_number;
- if (((val & (~(bfd_vma) 0 << 32)) == 0)
- && ((val & ((bfd_vma) 1 << 31)) != 0))
- val = ((val << 32) >> 32);
+ if ((val & (~(bfd_vma) 0 << 32)) == 0)
+ val = (val ^ ((bfd_vma) 1 << 31)) - ((bfd_vma) 1 << 31);
/* Check for 0x100000000. This is valid because
0x100000000-1 is the same as ((uint32_t) -1). */
/* Sign-extend 32-bit unsigned numbers, so that the following range
checks will work. */
val = e->X_add_number;
- if (((val & (~(bfd_vma) 0 << 32)) == 0)
- && ((val & ((bfd_vma) 1 << 31)) != 0))
- val = ((val << 32) >> 32);
+ if ((val & (~(bfd_vma) 0 << 32)) == 0)
+ val = (val ^ ((bfd_vma) 1 << 31)) - ((bfd_vma) 1 << 31);
}
else
val = e->X_add_number;
++CURR_SLOT.num_fixups;
return OPERAND_MATCH;
}
+ /* Fall through. */
case IA64_OPND_TAG13:
case IA64_OPND_TAG13b:
switch (e->X_op)
++CURR_SLOT.num_fixups;
return OPERAND_MATCH;
+ case IA64_OPND_STRD5b:
+ if (e->X_op == O_constant)
+ {
+ /* 5-bit signed scaled by 64 */
+ if ((e->X_add_number <= ( 0xf << 6 ))
+ && (e->X_add_number >= -( 0x10 << 6 )))
+ {
+
+ /* Must be a multiple of 64 */
+ if ((e->X_add_number & 0x3f) != 0)
+ as_warn (_("stride must be a multiple of 64; lower 6 bits ignored"));
+
+ e->X_add_number &= ~ 0x3f;
+ return OPERAND_MATCH;
+ }
+ else
+ return OPERAND_OUT_OF_RANGE;
+ }
+ break;
+ case IA64_OPND_CNT6a:
+ if (e->X_op == O_constant)
+ {
+ /* 6-bit unsigned biased by 1 -- count 0 is meaningless */
+ if ((e->X_add_number <= 64)
+ && (e->X_add_number > 0) )
+ {
+ return OPERAND_MATCH;
+ }
+ else
+ return OPERAND_OUT_OF_RANGE;
+ }
+ break;
+
default:
break;
}
for (; ; ++i)
{
- if (i < NELEMS (CURR_SLOT.opnd))
+ if (i < NELEMS (CURR_SLOT.opnd))
{
sep = parse_operand_maybe_eval (CURR_SLOT.opnd + i, '=',
idesc->operands[i]);
val -= REG_CR;
break;
+ case IA64_OPND_DAHR3:
+ val -= REG_DAHR;
+ break;
+
case IA64_OPND_F1:
case IA64_OPND_F2:
case IA64_OPND_F3:
case IA64_OPND_PKR_R3:
case IA64_OPND_PMC_R3:
case IA64_OPND_PMD_R3:
+ case IA64_OPND_DAHR_R3:
case IA64_OPND_RR_R3:
val -= REG_GR;
break;
md.slot[curr].unwind_record = NULL;
}
- if (required_unit == IA64_UNIT_L)
- {
- know (i == 1);
- /* skip one slot for long/X-unit instructions */
- ++i;
- }
- --md.num_slots_in_use;
- last_slot = i;
-
for (j = 0; j < md.slot[curr].num_fixups; ++j)
{
ifix = md.slot[curr].fixup + j;
end_of_insn_group = md.slot[curr].end_of_insn_group;
+ /* This adjustment to "i" must occur after the fix, otherwise the fix
+ is assigned to the wrong slot, and the VMS linker complains. */
+ if (required_unit == IA64_UNIT_L)
+ {
+ know (i == 1);
+ /* skip one slot for long/X-unit instructions */
+ ++i;
+ }
+ --md.num_slots_in_use;
+ last_slot = i;
+
/* clear slot: */
ia64_free_opcode (md.slot[curr].idesc);
memset (md.slot + curr, 0, sizeof (md.slot[curr]));
as_bad_where (md.slot[curr].src_file, md.slot[curr].src_line,
_("Missing '}' at end of file"));
}
-
+
know (md.num_slots_in_use < NUM_SLOTS);
t0 = end_of_insn_group | (template_val << 1) | (insn[0] << 5) | (insn[1] << 46);
}
int
-md_parse_option (int c, char *arg)
+md_parse_option (int c, const char *arg)
{
switch (c)
unwind directive check (default -munwind-check=warning)\n\
-mhint.b=[ok|warning|error]\n\
hint.b check (default -mhint.b=error)\n\
- -x | -xexplicit turn on dependency violation checking\n\
+ -x | -xexplicit turn on dependency violation checking\n"), stream);
+ /* Note for translators: "automagically" can be translated as "automatically" here. */
+ fputs (_("\
-xauto automagically remove dependency violations (default)\n\
-xnone turn off dependency violation checking\n\
-xdebug debug dependency violation checker\n\
md.auto_align = 1;
md.explicit_mode = md.default_explicit_mode;
- bfd_set_section_alignment (stdoutput, text_section, 4);
+ bfd_set_section_alignment (text_section, 4);
/* Make sure function pointers get initialized. */
target_big_endian = -1;
symbol_new (".<iplt>", undefined_section, FUNC_IPLT_RELOC,
&zero_address_frag);
+#ifdef TE_VMS
+ pseudo_func[FUNC_SLOTCOUNT_RELOC].u.sym =
+ symbol_new (".<slotcount>", undefined_section, FUNC_SLOTCOUNT_RELOC,
+ &zero_address_frag);
+#endif
+
if (md.tune != itanium1)
{
/* Convert MFI NOPs bundles into MMI NOPs bundles. */
for (i = 0; i < NELEMS (cr); ++i)
declare_register (cr[i].name, REG_CR + cr[i].regnum);
+ /* dahr registers: */
+ declare_register_set ("dahr", 8, REG_DAHR);
+
declare_register ("ip", REG_IP);
declare_register ("cfm", REG_CFM);
declare_register ("psr", REG_PSR);
recognize labels. */
if (is_name_beginner (*input_line_pointer))
{
- s = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&s);
}
else if (LOCAL_LABELS_FB
&& ISDIGIT (*input_line_pointer))
labels. */
if (defining_tag)
{
- fix = obstack_alloc (¬es, sizeof (*fix));
+ fix = XOBNEW (¬es, struct label_fix);
fix->sym = sym;
fix->next = CURR_SLOT.tag_fixups;
fix->dw2_mark_labels = FALSE;
return;
}
- if (bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE)
+ if (bfd_section_flags (now_seg) & SEC_CODE)
{
md.last_text_seg = now_seg;
- fix = obstack_alloc (¬es, sizeof (*fix));
+ fix = XOBNEW (¬es, struct label_fix);
fix->sym = sym;
fix->next = CURR_SLOT.label_fixups;
fix->dw2_mark_labels = dwarf2_loc_mark_labels;
if (md.path == md.maxpaths)
{
md.maxpaths += 20;
- md.entry_labels = (const char **)
- xrealloc ((void *) md.entry_labels,
- md.maxpaths * sizeof (char *));
+ md.entry_labels = XRESIZEVEC (const char *, md.entry_labels,
+ md.maxpaths);
}
md.entry_labels[md.path++] = S_GET_NAME (sym);
}
int
ia64_frob_symbol (struct symbol *sym)
{
- if ((S_GET_SEGMENT (sym) == &bfd_und_section && ! symbol_used_p (sym) &&
+ if ((S_GET_SEGMENT (sym) == bfd_und_section_ptr && ! symbol_used_p (sym) &&
ELF_ST_VISIBILITY (S_GET_OTHER (sym)) == STV_DEFAULT)
- || (S_GET_SEGMENT (sym) == &bfd_abs_section
+ || (S_GET_SEGMENT (sym) == bfd_abs_section_ptr
&& ! S_IS_EXTERNAL (sym)))
return 1;
return 0;
ia64_flush_pending_output (void)
{
if (!md.keep_pending_output
- && bfd_get_section_flags (stdoutput, now_seg) & SEC_CODE)
+ && bfd_section_flags (now_seg) & SEC_CODE)
{
/* ??? This causes many unnecessary stop bits to be emitted.
Unfortunately, it isn't clear if it is safe to remove this. */
}
/* Skip ')'. */
++input_line_pointer;
+#ifdef TE_VMS
+ if (idx == FUNC_SLOTCOUNT_RELOC)
+ {
+ /* @slotcount can accept any expression. Canonicalize. */
+ e->X_add_symbol = make_expr_symbol (e);
+ e->X_op = O_symbol;
+ e->X_add_number = 0;
+ }
+#endif
if (e->X_op != O_symbol)
{
if (e->X_op != O_pseudo_fixup)
}
}
- end = alloca (strlen (name) + 1);
- strcpy (end, name);
+ end = xstrdup (name);
name = ia64_canonicalize_symbol_name (end);
if ((dr = hash_find (md.dynreg_hash, name)))
{
bits. */
e->X_op = O_register;
e->X_add_number = dr->base | (dr->num_regs << 16);
+ free (end);
return 1;
}
+ free (end);
return 0;
}
}
break;
+ case IA64_RS_DAHR:
+ if (note == 0)
+ {
+ if (idesc->operands[!rsrc_write] == IA64_OPND_DAHR3)
+ {
+ specs[count] = tmpl;
+ specs[count++].index =
+ CURR_SLOT.opnd[!rsrc_write].X_add_number - REG_DAHR;
+ }
+ }
+ else
+ {
+ UNHANDLED;
+ }
+ break;
+
case IA64_RS_FR:
case IA64_RS_FRb:
if (note != 1)
|| idesc->operands[i] == IA64_OPND_PKR_R3
|| idesc->operands[i] == IA64_OPND_PMC_R3
|| idesc->operands[i] == IA64_OPND_PMD_R3
+ || idesc->operands[i] == IA64_OPND_DAHR_R3
|| idesc->operands[i] == IA64_OPND_RR_R3
|| ((i >= idesc->num_outputs)
&& (idesc->operands[i] == IA64_OPND_R1
{
specs[count++] = tmpl;
}
+ /* Fall through. */
case AR_RSC:
if (!rsrc_write &&
(regno == AR_BSPSTORE
print_prmask (qp_mutexes[i].prmask);
fprintf (stderr, "\n");
}
-
+
/* Deal with the old mutex with more than 3+ PRs only if
the new mutex on the same execution path with it.
if (add == 0
&& (qp_mutexes[i].prmask & mask) == mask)
add = 1;
-
+
qp_mutexes[i].prmask &= ~mask;
if (qp_mutexes[i].prmask & (qp_mutexes[i].prmask - 1))
{
i++;
}
}
-
+
if (keep == 0)
/* Remove the mutex. */
qp_mutexes[i] = qp_mutexes[--qp_mutexeslen];
if (qp_implieslen == qp_impliestotlen)
{
qp_impliestotlen += 20;
- qp_implies = (struct qp_imply *)
- xrealloc ((void *) qp_implies,
- qp_impliestotlen * sizeof (struct qp_imply));
+ qp_implies = XRESIZEVEC (struct qp_imply, qp_implies, qp_impliestotlen);
}
if (md.debug_dv)
fprintf (stderr, " Registering PR%d implies PR%d\n", p1, p2);
if (qp_mutexeslen == qp_mutexestotlen)
{
qp_mutexestotlen += 20;
- qp_mutexes = (struct qpmutex *)
- xrealloc ((void *) qp_mutexes,
- qp_mutexestotlen * sizeof (struct qpmutex));
+ qp_mutexes = XRESIZEVEC (struct qpmutex, qp_mutexes, qp_mutexestotlen);
}
if (md.debug_dv)
{
if (regdepslen == regdepstotlen)
{
regdepstotlen += 20;
- regdeps = (struct rsrc *)
- xrealloc ((void *) regdeps,
- regdepstotlen * sizeof (struct rsrc));
+ regdeps = XRESIZEVEC (struct rsrc, regdeps, regdepstotlen);
}
regdeps[regdepslen] = *spec;
case IA64_DVS_SPECIFIC:
if (md.debug_dv)
fprintf (stderr, "Implementation-specific, assume worst case...\n");
- /* ...fall through... */
+ /* Fall through. */
case IA64_DVS_INSTR:
if (md.debug_dv)
fprintf (stderr, "Inserting instr serialization\n");
void
md_assemble (char *str)
{
- char *saved_input_line_pointer, *mnemonic;
+ char *saved_input_line_pointer, *temp;
+ const char *mnemonic;
const struct pseudo_opcode *pdesc;
struct ia64_opcode *idesc;
unsigned char qp_regno;
/* extract the opcode (mnemonic): */
- mnemonic = input_line_pointer;
- ch = get_symbol_end ();
+ ch = get_symbol_name (&temp);
+ mnemonic = temp;
pdesc = (struct pseudo_opcode *) hash_find (md.pseudo_hash, mnemonic);
if (pdesc)
{
- *input_line_pointer = ch;
+ (void) restore_line_pointer (ch);
(*pdesc->handler) (pdesc->arg);
goto done;
}
/* Find the instruction descriptor matching the arguments. */
idesc = ia64_find_opcode (mnemonic);
- *input_line_pointer = ch;
+ (void) restore_line_pointer (ch);
if (!idesc)
{
as_bad (_("Unknown opcode `%s'"), mnemonic);
{
enum ia64_opnd opnd1, opnd2;
int rop;
-
+
opnd1 = idesc->operands[0];
opnd2 = idesc->operands[1];
if (opnd1 == IA64_OPND_AR3)
/* Build the instruction. */
CURR_SLOT.qp_regno = qp_regno;
CURR_SLOT.idesc = idesc;
- as_where (&CURR_SLOT.src_file, &CURR_SLOT.src_line);
+ CURR_SLOT.src_file = as_where (&CURR_SLOT.src_line);
dwarf2_where (&CURR_SLOT.debug_line);
dwarf2_consume_line_info ();
{
unsigned long off = fix->fx_frag->fr_address + fix->fx_where;
- if (bfd_get_section_flags (stdoutput, sec) & SEC_CODE)
+ if (bfd_section_flags (sec) & SEC_CODE)
off &= ~0xfUL;
return off;
fixup. We pick the right reloc code depending on the byteorder
currently in effect. */
void
-ia64_cons_fix_new (fragS *f, int where, int nbytes, expressionS *exp)
+ia64_cons_fix_new (fragS *f, int where, int nbytes, expressionS *exp,
+ bfd_reloc_code_real_type code)
{
- bfd_reloc_code_real_type code;
fixS *fix;
switch (nbytes)
}
break;
+#ifdef TE_VMS
+ case FUNC_SLOTCOUNT_RELOC:
+ return DUMMY_RELOC_IA64_SLOTCOUNT;
+#endif
+
default:
abort ();
}
}
if (fix->fx_addsy)
{
- switch (fix->fx_r_type)
+ switch ((unsigned) fix->fx_r_type)
{
case BFD_RELOC_UNUSED:
/* This must be a TAG13 or TAG13b operand. There are no external
S_SET_THREAD_LOCAL (fix->fx_addsy);
break;
+#ifdef TE_VMS
+ case DUMMY_RELOC_IA64_SLOTCOUNT:
+ as_bad_where (fix->fx_file, fix->fx_line,
+ _("cannot resolve @slotcount parameter"));
+ fix->fx_done = 1;
+ return;
+#endif
+
default:
break;
}
}
else if (fix->tc_fix_data.opnd == IA64_OPND_NIL)
{
+#ifdef TE_VMS
+ if (fix->fx_r_type == DUMMY_RELOC_IA64_SLOTCOUNT)
+ {
+ /* For @slotcount, convert an addresses difference to a slots
+ difference. */
+ valueT v;
+
+ v = (value >> 4) * 3;
+ switch (value & 0x0f)
+ {
+ case 0:
+ case 1:
+ case 2:
+ v += value & 0x0f;
+ break;
+ case 0x0f:
+ v += 2;
+ break;
+ case 0x0e:
+ v += 1;
+ break;
+ default:
+ as_bad (_("invalid @slotcount value"));
+ }
+ value = v;
+ }
+#endif
+
if (fix->tc_fix_data.bigendian)
number_to_chars_bigendian (fixpos, value, fix->fx_size);
else
{
arelent *reloc;
- reloc = xmalloc (sizeof (*reloc));
- reloc->sym_ptr_ptr = (asymbol **) xmalloc (sizeof (asymbol *));
+ reloc = XNEW (arelent);
+ reloc->sym_ptr_ptr = XNEW (asymbol *);
*reloc->sym_ptr_ptr = symbol_get_bfdsym (fixp->fx_addsy);
reloc->address = fixp->fx_frag->fr_address + fixp->fx_where;
reloc->addend = fixp->fx_offset;
of LITTLENUMS emitted is stored in *SIZE. An error message is
returned, or NULL on OK. */
-#define MAX_LITTLENUMS 5
-
-char *
+const char *
md_atof (int type, char *lit, int *size)
{
LITTLENUM_TYPE words[MAX_LITTLENUMS];
bytes = fragp->fr_next->fr_address - fragp->fr_address - fragp->fr_fix;
p = fragp->fr_literal + fragp->fr_fix;
- /* If no paddings are needed, we check if we need a stop bit. */
+ /* If no paddings are needed, we check if we need a stop bit. */
if (!bytes && fragp->tc_frag_data)
{
if (fragp->fr_fix < 16)
the relocatable file. */
struct alias
{
- char *file; /* The file where the directive is seen. */
+ const char *file; /* The file where the directive is seen. */
unsigned int line; /* The line number the directive is at. */
const char *name; /* The original name of the symbol. */
};
struct hash_control *ahash, *nhash;
const char *kind;
- name = input_line_pointer;
- delim = get_symbol_end ();
+ delim = get_symbol_name (&name);
end_name = input_line_pointer;
*end_name = delim;
return;
}
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE_AFTER_NAME ();
if (*input_line_pointer != ',')
{
goto out;
}
- h = (struct alias *) xmalloc (sizeof (struct alias));
- as_where (&h->file, &h->line);
+ h = XNEW (struct alias);
+ h->file = as_where (&h->line);
h->name = name;
-
+
error_string = hash_jam (ahash, alias, (void *) h);
if (error_string)
{
/* Create the .note section. */
secp = subseg_new (".note", 0);
- bfd_set_section_flags (stdoutput,
- secp,
- SEC_HAS_CONTENTS | SEC_READONLY);
+ bfd_set_section_flags (secp, SEC_HAS_CONTENTS | SEC_READONLY);
/* Module header note (MHD). */
bname = xstrdup (lbasename (out_file_name));
if ((p = strrchr (bname, '.')))
*p = '\0';
-
+
/* VMS note header is 24 bytes long. */
p = frag_more (8 + 8 + 8);
number_to_chars_littleendian (p + 0, 8, 8);
frag_align (3, 0, 0);
secp = subseg_new (".vms_display_name_info", 0);
- bfd_set_section_flags (stdoutput,
- secp,
- SEC_HAS_CONTENTS | SEC_READONLY);
+ bfd_set_section_flags (secp, SEC_HAS_CONTENTS | SEC_READONLY);
/* This symbol should be passed on the command line and be variable
according to language. */