Prepare gas for 64-bit obstacks

Use size_t in a few places involved with obstacks, and don't include
obstack.h in files that don't use obstacks.

gas/
	* config/bfin-parse.y: Don't include obstack.h.
	* config/obj-aout.c: Likewise.
	* config/obj-coff.c: Likewise.
	* config/obj-som.c: Likewise.
	* config/tc-bfin.c: Likewise.
	* config/tc-i960.c: Likewise.
	* config/tc-rl78.c: Likewise.
	* config/tc-rx.c: Likewise.
	* config/tc-tic4x.c: Likewise.
	* expr.c: Likewise.
	* listing.c: Likewise.
	* config/obj-elf.c (elf_file_symbol): Make name_length a size_t.
	* config/tc-aarch64.c (symbol_locate): Likewise.
	* config/tc-arm.c (symbol_locate): Likewise.
	* config/tc-mmix.c (mmix_handle_mmixal): Make len_0 a size_t.
	* config/tc-score.c (s3_build_score_ops_hsh): Make len a size_t.
	(s3_build_dependency_insn_hsh): Likewise.
	* config/tc-score7.c (s7_build_score_ops_hsh): Likewise.
	(s7_build_dependency_insn_hsh): Likewise.
	* frags.c (frag_grow): Make parameter a size_t, and use size_t locals.
	(frag_new): Make parameter a size_t.
	(frag_var_init): Make max_chars and var parameters size_t.
	(frag_var, frag_variant): Likewise.
	(frag_room): Return a size_t.
	(frag_align_pattern): Make n_fill parameter a size_t.
	* frags.h: Update function prototypes.
	* symbols.c (save_symbol_name): Make name_length a size_t.

21 files changed, 64 insertions, 43 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 28b1fa5..1861e37 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,33 @@
+2014-07-26  Alan Modra  <amodra@gmail.com>
+
+	* config/bfin-parse.y: Don't include obstack.h.
+	* config/obj-aout.c: Likewise.
+	* config/obj-coff.c: Likewise.
+	* config/obj-som.c: Likewise.
+	* config/tc-bfin.c: Likewise.
+	* config/tc-i960.c: Likewise.
+	* config/tc-rl78.c: Likewise.
+	* config/tc-rx.c: Likewise.
+	* config/tc-tic4x.c: Likewise.
+	* expr.c: Likewise.
+	* listing.c: Likewise.
+	* config/obj-elf.c (elf_file_symbol): Make name_length a size_t.
+	* config/tc-aarch64.c (symbol_locate): Likewise.
+	* config/tc-arm.c (symbol_locate): Likewise.
+	* config/tc-mmix.c (mmix_handle_mmixal): Make len_0 a size_t.
+	* config/tc-score.c (s3_build_score_ops_hsh): Make len a size_t.
+	(s3_build_dependency_insn_hsh): Likewise.
+	* config/tc-score7.c (s7_build_score_ops_hsh): Likewise.
+	(s7_build_dependency_insn_hsh): Likewise.
+	* frags.c (frag_grow): Make parameter a size_t, and use size_t locals.
+	(frag_new): Make parameter a size_t.
+	(frag_var_init): Make max_chars and var parameters size_t.
+	(frag_var, frag_variant): Likewise.
+	(frag_room): Return a size_t.
+	(frag_align_pattern): Make n_fill parameter a size_t.
+	* frags.h: Update function prototypes.
+	* symbols.c (save_symbol_name): Make name_length a size_t.
+
 2014-07-22  Sergey Guriev  <sergey.s.guriev@intel.com>
 	    Alexander Ivchenko  <alexander.ivchenko@intel.com>
 	    Maxim Kuznetsov  <maxim.kuznetsov@intel.com>
diff --git a/gas/config/bfin-parse.y b/gas/config/bfin-parse.y
index fe742ad..435beea 100644
--- a/gas/config/bfin-parse.y
+++ b/gas/config/bfin-parse.y
@@ -20,7 +20,6 @@
 %{
 
 #include "as.h"
-#include <obstack.h>
 
 #include "bfin-aux.h"  /* Opcode generating auxiliaries.  */
 #include "libbfd.h"
diff --git a/gas/config/obj-aout.c b/gas/config/obj-aout.c
index 28369c0..93ea904 100644
--- a/gas/config/obj-aout.c
+++ b/gas/config/obj-aout.c
@@ -23,7 +23,6 @@
 #include "as.h"
 #undef NO_RELOC
 #include "aout/aout64.h"
-#include "obstack.h"
 
 void
 obj_aout_frob_symbol (symbolS *sym, int *punt ATTRIBUTE_UNUSED)
diff --git a/gas/config/obj-coff.c b/gas/config/obj-coff.c
index 79c8f88..4e7b9b7 100644
--- a/gas/config/obj-coff.c
+++ b/gas/config/obj-coff.c
@@ -22,7 +22,6 @@
 
 #include "as.h"
 #include "safe-ctype.h"
-#include "obstack.h"
 #include "subsegs.h"
 #include "struc-symbol.h"
 
diff --git a/gas/config/obj-elf.c b/gas/config/obj-elf.c
index e59f27b..e2ef99e 100644
--- a/gas/config/obj-elf.c
+++ b/gas/config/obj-elf.c
@@ -266,7 +266,7 @@ elf_file_symbol (const char *s, int appfile)
       || (symbol_rootP->bsym->flags & BSF_FILE) == 0)
     {
       symbolS *sym;
-      unsigned int name_length;
+      size_t name_length;
 
       sym = symbol_new (s, absolute_section, 0, NULL);
       symbol_set_frag (sym, &zero_address_frag);
diff --git a/gas/config/obj-som.c b/gas/config/obj-som.c
index 47acab8..55a9b6a 100644
--- a/gas/config/obj-som.c
+++ b/gas/config/obj-som.c
@@ -24,7 +24,6 @@
 #include "as.h"
 #include "subsegs.h"
 #include "aout/stab_gnu.h"
-#include "obstack.h"
 
 static int version_seen = 0;
 static int copyright_seen = 0;
diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index c7ace79..0a65b9d 100644
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -1681,7 +1681,7 @@ symbol_locate (symbolS * symbolP,
 	       valueT valu,	/* Symbol value.  */
 	       fragS * frag)	/* Associated fragment.  */
 {
-  unsigned int name_length;
+  size_t name_length;
   char *preserved_copy_of_name;
 
   name_length = strlen (name) + 1;	/* +1 for \0.  */
diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
index 7fb8b23..7dc0e7e 100644
--- a/gas/config/tc-arm.c
+++ b/gas/config/tc-arm.c
@@ -3379,7 +3379,7 @@ symbol_locate (symbolS *    symbolP,
 	       valueT	    valu,	/* Symbol value.  */
 	       fragS *	    frag)	/* Associated fragment.	 */
 {
-  unsigned int name_length;
+  size_t name_length;
   char * preserved_copy_of_name;
 
   name_length = strlen (name) + 1;   /* +1 for \0.  */
diff --git a/gas/config/tc-bfin.c b/gas/config/tc-bfin.c
index 8366cbf..447a477 100644
--- a/gas/config/tc-bfin.c
+++ b/gas/config/tc-bfin.c
@@ -948,7 +948,7 @@ int ninsns;
 int count_insns;
 
 static void *
-allocate (int n)
+allocate (size_t n)
 {
   return obstack_alloc (&mempool, n);
 }
diff --git a/gas/config/tc-i960.c b/gas/config/tc-i960.c
index 7595e1d..91469eb 100644
--- a/gas/config/tc-i960.c
+++ b/gas/config/tc-i960.c
@@ -64,7 +64,6 @@
 #include "as.h"
 
 #include "safe-ctype.h"
-#include "obstack.h"
 
 #include "opcode/i960.h"
 
diff --git a/gas/config/tc-mmix.c b/gas/config/tc-mmix.c
index 7740ee2..82f48ae 100644
--- a/gas/config/tc-mmix.c
+++ b/gas/config/tc-mmix.c
@@ -3007,7 +3007,7 @@ mmix_handle_mmixal (void)
 	 it the same alignment and address as the associated instruction.  */
 
       /* Make room for the label including the ending nul.  */
-      int len_0 = s - label + 1;
+      size_t len_0 = s - label + 1;
 
       /* Save this label on the MMIX symbol obstack.  Saving it on an
 	 obstack is needless for "IS"-pseudos, but it's harmless and we
diff --git a/gas/config/tc-rl78.c b/gas/config/tc-rl78.c
index 0cd7e5b..f2382b7 100644
--- a/gas/config/tc-rl78.c
+++ b/gas/config/tc-rl78.c
@@ -20,7 +20,6 @@
 
 #include "as.h"
 #include "struc-symbol.h"
-#include "obstack.h"
 #include "safe-ctype.h"
 #include "dwarf2dbg.h"
 #include "libbfd.h"
diff --git a/gas/config/tc-rx.c b/gas/config/tc-rx.c
index c4842f9..0d7e1d5 100644
--- a/gas/config/tc-rx.c
+++ b/gas/config/tc-rx.c
@@ -20,7 +20,6 @@
 
 #include "as.h"
 #include "struc-symbol.h"
-#include "obstack.h"
 #include "safe-ctype.h"
 #include "dwarf2dbg.h"
 #include "libbfd.h"
diff --git a/gas/config/tc-score.c b/gas/config/tc-score.c
index e8c8b6d..72597a0 100644
--- a/gas/config/tc-score.c
+++ b/gas/config/tc-score.c
@@ -6315,7 +6315,7 @@ s3_build_score_ops_hsh (void)
   for (i = 0; i < sizeof (s3_score_insns) / sizeof (struct s3_asm_opcode); i++)
     {
       const struct s3_asm_opcode *insn = s3_score_insns + i;
-      unsigned len = strlen (insn->template_name);
+      size_t len = strlen (insn->template_name);
       struct s3_asm_opcode *new_opcode;
       char *template_name;
       new_opcode = (struct s3_asm_opcode *)
@@ -6344,7 +6344,7 @@ s3_build_dependency_insn_hsh (void)
   for (i = 0; i < sizeof (s3_insn_to_dependency_table) / sizeof (s3_insn_to_dependency_table[0]); i++)
     {
       const struct s3_insn_to_dependency *tmp = s3_insn_to_dependency_table + i;
-      unsigned len = strlen (tmp->insn_name);
+      size_t len = strlen (tmp->insn_name);
       struct s3_insn_to_dependency *new_i2n;
 
       new_i2n = (struct s3_insn_to_dependency *)
diff --git a/gas/config/tc-score7.c b/gas/config/tc-score7.c
index 7bf0ad6..ae15a04 100644
--- a/gas/config/tc-score7.c
+++ b/gas/config/tc-score7.c
@@ -5090,7 +5090,7 @@ s7_build_score_ops_hsh (void)
   for (i = 0; i < sizeof (s7_score_insns) / sizeof (struct s7_asm_opcode); i++)
     {
       const struct s7_asm_opcode *insn = s7_score_insns + i;
-      unsigned len = strlen (insn->template_name);
+      size_t len = strlen (insn->template_name);
       struct s7_asm_opcode *new_opcode;
       char *template_name;
       new_opcode = (struct s7_asm_opcode *)
@@ -5119,7 +5119,7 @@ s7_build_dependency_insn_hsh (void)
   for (i = 0; i < ARRAY_SIZE (s7_insn_to_dependency_table); i++)
     {
       const struct s7_insn_to_dependency *tmp = s7_insn_to_dependency_table + i;
-      unsigned len = strlen (tmp->insn_name);
+      size_t len = strlen (tmp->insn_name);
       struct s7_insn_to_dependency *new_i2d;
 
       new_i2d = (struct s7_insn_to_dependency *)
diff --git a/gas/config/tc-tic4x.c b/gas/config/tc-tic4x.c
index 7559ad5..904a68c 100644
--- a/gas/config/tc-tic4x.c
+++ b/gas/config/tc-tic4x.c
@@ -43,7 +43,6 @@
 #include "safe-ctype.h"
 #include "opcode/tic4x.h"
 #include "subsegs.h"
-#include "obstack.h"
 
 /* OK, we accept a syntax similar to the other well known C30
    assembly tools.  With TIC4X_ALT_SYNTAX defined we are more
diff --git a/gas/expr.c b/gas/expr.c
index b39c70d..eb7255f 100644
--- a/gas/expr.c
+++ b/gas/expr.c
@@ -27,7 +27,6 @@
 
 #include "as.h"
 #include "safe-ctype.h"
-#include "obstack.h"
 
 #ifdef HAVE_LIMITS_H
 #include <limits.h>
diff --git a/gas/frags.c b/gas/frags.c
index e14099d..defa853 100644
--- a/gas/frags.c
+++ b/gas/frags.c
@@ -94,12 +94,12 @@ frag_alloc (struct obstack *ob)
    do not return. Do not set up any fields of *now_frag.  */
 
 void
-frag_grow (unsigned int nchars)
+frag_grow (size_t nchars)
 {
   if (obstack_room (&frchain_now->frch_obstack) < nchars)
     {
-      long oldc;
-      long newc;
+      size_t oldc;
+      size_t newc;
 
       /* Try to allocate a bit more than needed right now.  But don't do
          this if we would waste too much memory.  Especially necessary
@@ -111,8 +111,8 @@ frag_grow (unsigned int nchars)
       newc += SIZEOF_STRUCT_FRAG;
 
       /* Check for possible overflow.  */
-      if (newc < 0)
-        as_fatal (_("can't extend frag %u chars"), nchars);
+      if (newc < nchars)
+        as_fatal (_("can't extend frag %lu chars"), (unsigned long) nchars);
 
       /* Force to allocate at least NEWC bytes, but not less than the
          default.  */
@@ -152,7 +152,7 @@ frag_grow (unsigned int nchars)
    of frchain_now.  */
 
 void
-frag_new (int old_frags_var_max_size
+frag_new (size_t old_frags_var_max_size
 	  /* Number of chars (already allocated on obstack frags) in
 	     variable_length part of frag.  */)
 {
@@ -204,7 +204,7 @@ frag_new (int old_frags_var_max_size
    frag_now_growth past the new chars.  */
 
 char *
-frag_more (int nchars)
+frag_more (size_t nchars)
 {
   register char *retval;
 
@@ -219,8 +219,8 @@ frag_more (int nchars)
    new frag.  */
 
 static void
-frag_var_init (relax_stateT type, int max_chars, int var,
-               relax_substateT subtype, symbolS *symbol, offsetT offset,
+frag_var_init (relax_stateT type, size_t max_chars, size_t var,
+	       relax_substateT subtype, symbolS *symbol, offsetT offset,
                char *opcode)
 {
   frag_now->fr_var = var;
@@ -250,8 +250,9 @@ frag_var_init (relax_stateT type, int max_chars, int var,
    to write into.  */
 
 char *
-frag_var (relax_stateT type, int max_chars, int var, relax_substateT subtype,
-	  symbolS *symbol, offsetT offset, char *opcode)
+frag_var (relax_stateT type, size_t max_chars, size_t var,
+	  relax_substateT subtype, symbolS *symbol, offsetT offset,
+	  char *opcode)
 {
   register char *retval;
 
@@ -267,7 +268,7 @@ frag_var (relax_stateT type, int max_chars, int var, relax_substateT subtype,
 	No call to frag_grow is done.  */
 
 char *
-frag_variant (relax_stateT type, int max_chars, int var,
+frag_variant (relax_stateT type, size_t max_chars, size_t var,
 	      relax_substateT subtype, symbolS *symbol, offsetT offset,
 	      char *opcode)
 {
@@ -291,7 +292,7 @@ frag_wane (register fragS *fragP)
 
 /* Return the number of bytes by which the current frag can be grown.  */
 
-int
+size_t
 frag_room (void)
 {
   return obstack_room (&frchain_now->frch_obstack);
@@ -336,7 +337,7 @@ frag_align (int alignment, int fill_character, int max)
 
 void
 frag_align_pattern (int alignment, const char *fill_pattern,
-		    int n_fill, int max)
+		    size_t n_fill, int max)
 {
   char *p;
 
diff --git a/gas/frags.h b/gas/frags.h
index 2f9e1b5..bdc3c9d 100644
--- a/gas/frags.h
+++ b/gas/frags.h
@@ -127,27 +127,27 @@ extern void frag_append_1_char (int);
 
 void frag_init (void);
 fragS *frag_alloc (struct obstack *);
-void frag_grow (unsigned int nchars);
-char *frag_more (int nchars);
+void frag_grow (size_t nchars);
+char *frag_more (size_t nchars);
 void frag_align (int alignment, int fill_character, int max);
 void frag_align_pattern (int alignment, const char *fill_pattern,
-			 int n_fill, int max);
+			 size_t n_fill, int max);
 void frag_align_code (int alignment, int max);
-void frag_new (int old_frags_var_max_size);
+void frag_new (size_t old_frags_var_max_size);
 void frag_wane (fragS * fragP);
-int frag_room (void);
+size_t frag_room (void);
 
 char *frag_variant (relax_stateT type,
-		    int max_chars,
-		    int var,
+		    size_t max_chars,
+		    size_t var,
 		    relax_substateT subtype,
 		    symbolS * symbol,
 		    offsetT offset,
 		    char *opcode);
 
 char *frag_var (relax_stateT type,
-		int max_chars,
-		int var,
+		size_t max_chars,
+		size_t var,
 		relax_substateT subtype,
 		symbolS * symbol,
 		offsetT offset,
diff --git a/gas/listing.c b/gas/listing.c
index 0192dd0..57425fe 100644
--- a/gas/listing.c
+++ b/gas/listing.c
@@ -89,7 +89,6 @@
 
 #include "as.h"
 #include "filenames.h"
-#include "obstack.h"
 #include "safe-ctype.h"
 #include "input-file.h"
 #include "subsegs.h"
diff --git a/gas/symbols.c b/gas/symbols.c
index 9da0468..6af8604 100644
--- a/gas/symbols.c
+++ b/gas/symbols.c
@@ -104,7 +104,7 @@ symbol_new (const char *name, segT segment, valueT valu, fragS *frag)
 static char *
 save_symbol_name (const char *name)
 {
-  unsigned int name_length;
+  size_t name_length;
   char *ret;
 
   name_length = strlen (name) + 1;	/* +1 for \0.  */