Convert more variables to a constant form.

	* as.c (select_emulation_mode): Add const qualifiers.
	* as.h: Likewise.
	* config/bfin-defs.h: Likewise.
	* config/bfin-parse.y: Likewise.
	* config/rx-parse.y: Likewise.
	* config/tc-aarch64.c (struct aarch64_option_table): Likewise.
	(struct aarch64_cpu_option_table): Likewise.
	(struct aarch64_arch_option_table): Likewise.
	(struct aarch64_option_cpu_value_table): Likewise.
	(struct aarch64_long_option_table): Likewise.
	(struct aarch64_option_abi_value_table): Likewise.
	* config/tc-arm.c (struct reloc_entry): Likewise.
	(tc_gen_reloc): Likewise.
	(struct arm_option_table): Likewise.
	(struct arm_legacy_option_table): Likewise.
	(struct arm_cpu_option_table): Likewise.
	(struct arm_arch_option_table): Likewise.
	(struct arm_option_extension_value_table): Likewise.
	(struct arm_option_fpu_value_table): Likewise.
	(struct arm_option_value_table): Likewise.
	(struct arm_long_option_table): Likewise.
	* config/tc-avr.c (struct avr_opcodes_s): Likewise.
	(struct mcu_type_s): Likewise.
	(struct exp_mod_s): Likewise.
	(avr_operand): Likewise.
	(avr_operands): Likewise.
	* config/tc-d10v.c (md_begin): Likewise.
	* config/tc-dlx.c: Likewise.
	* config/tc-fr30.c (fr30_is_colon_insn): Likewise.
	* config/tc-ft32.c (parse_condition): Likewise.
	* config/tc-h8300.c (do_a_fix_imm): Likewise.
	* config/tc-hppa.c (pa_ip): Likewise.
	(hppa_regname_to_dw2regnum): Likewise.
	* config/tc-i370.c (i370_elf_suffix): Likewise.
	* config/tc-i960.c (struct tabentry): Likewise.
	* config/tc-m32r.c: Likewise.
	* config/tc-m68k.c: Likewise.
	* config/tc-m68k.h: Likewise.
	* config/tc-mcore.c (parse_psrmod): Likewise.
	* config/tc-metag.c (struct metag_core_option): Likewise.
	(struct metag_long_option): Likewise.
	* config/tc-microblaze.c: Likewise.
	* config/tc-mips.c (macro): Likewise.
	* config/tc-mn10200.c: Likewise.
	* config/tc-mn10300.c: Likewise.
	* config/tc-msp430.c (struct rcodes_s): Likewise.
	(struct hcodes_s): Likewise.
	(md_parse_option): Likewise.
	* config/tc-ns32k.c (struct ns32k_option): Likewise.
	(optlist): Likewise.
	* config/tc-ppc.c (ppc_elf_suffix): Likewise.
	(tc_ppc_regname_to_dw2regnum): Likewise.
	* config/tc-ppc.h: Likewise.
	* config/tc-rl78.c: Likewise.
	* config/tc-rx.c (struct cpu_type): Likewise.
	* config/tc-sh.c (sh_regname_to_dw2regnum): Likewise.
	* config/tc-sparc.c (struct priv_reg_entry): Likewise.
	(sparc_ip): Likewise.
	* config/tc-spu.c (insn_fmt_string): Likewise.
	* config/tc-tic54x.c (tic54x_set_default_include): Likewise.
	* config/tc-v850.c: Likewise.
	* config/tc-visium.c (struct visium_arch_option_table): Likewise.
	(struct visium_long_option_table): Likewise.
	* config/tc-xgate.c: Likewise.
	* config/tc-z8k.c: Likewise.
	* read.c (add_include_dir): Likewise.
	* read.h: Likewise.

1 files changed, 3 insertions, 3 deletions

diff --git a/gas/config/tc-h8300.c b/gas/config/tc-h8300.c
index 063c40d..5e6695f 100644
--- a/gas/config/tc-h8300.c
+++ b/gas/config/tc-h8300.c
@@ -355,7 +355,7 @@ static void clever_message (const struct h8_instruction *, struct h8_op *);
 static void fix_operand_size (struct h8_op *, int);
 static void build_bytes (const struct h8_instruction *, struct h8_op *);
 static void do_a_fix_imm (int, int, struct h8_op *, int, const struct h8_instruction *);
-static void check_operand (struct h8_op *, unsigned int, char *);
+static void check_operand (struct h8_op *, unsigned int, const char *);
 static const struct h8_instruction * get_specific (const struct h8_instruction *, struct h8_op *, int) ;
 static char *get_operands (unsigned, char *, struct h8_op *);
 static void get_operand (char **, struct h8_op *, int);
@@ -1286,7 +1286,7 @@ get_specific (const struct h8_instruction *instruction,
 }
 
 static void
-check_operand (struct h8_op *operand, unsigned int width, char *string)
+check_operand (struct h8_op *operand, unsigned int width, const char *string)
 {
   if (operand->exp.X_add_symbol == 0
       && operand->exp.X_op_symbol == 0)
@@ -1340,7 +1340,7 @@ do_a_fix_imm (int offset, int nibble, struct h8_op *operand, int relaxmode, cons
   int where;
   char *bytes = frag_now->fr_literal + offset;
 
-  char *t = ((operand->mode & MODE) == IMM) ? "#" : "@";
+  const char *t = ((operand->mode & MODE) == IMM) ? "#" : "@";
 
   if (operand->exp.X_add_symbol == 0)
     {