C++ comments

binutils isn't c99 (yet).  This replaces or removes some C++ style
comments.

bfd/
	* arc-got.h: Use C style comments.
	* coff-z80.c: Likewise.
	* elf32-csky.c: Likewise.
	* peXXigen.c: Likewise.
	* elf32-m32c.c (m32c_elf_relax_delete_bytes): Remove commented out
	code.
binutils/
	* dwarf.c: Use C style comments.
	* resrc.c: Likewise.
gas/
	* config/tc-s12z.c: Use C style comments.
	* config/tc-z80.c: Likewise.
	* config/tc-xtensa.c (emit_ld_r_n): Remove commented out code.
include/
	* coff/internal.h: Use C style comments.
	* coff/pe.h: Likewise.
	* elf/ppc64.h: Likewise.
opcodes/
	* arm-dis.c: Use C style comments.
	* cr16-opc.c: Likewise.
	* ft32-dis.c: Likewise.
	* moxie-opc.c: Likewise.
	* tic54x-dis.c: Likewise.
	* s12z-opc.c: Remove useless comment.
	* xgate-dis.c: Likewise.

8 files changed, 19 insertions, 10 deletions

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 17806b4..46300b5 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,13 @@
+2020-06-29  Alan Modra  <amodra@gmail.com>
+
+	* arm-dis.c: Use C style comments.
+	* cr16-opc.c: Likewise.
+	* ft32-dis.c: Likewise.
+	* moxie-opc.c: Likewise.
+	* tic54x-dis.c: Likewise.
+	* s12z-opc.c: Remove useless comment.
+	* xgate-dis.c: Likewise.
+
 2020-06-26  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* i386-opc.tbl: Add a blank line.
diff --git a/opcodes/arm-dis.c b/opcodes/arm-dis.c
index de62328..1b63bd3 100644
--- a/opcodes/arm-dis.c
+++ b/opcodes/arm-dis.c
@@ -7034,14 +7034,14 @@ print_simd_imm8 (struct disassemble_info *info, unsigned long given,
       return;
     }
 
-  // printU determines whether the immediate value should be printed as
-  // unsigned.
+  /* printU determines whether the immediate value should be printed as
+     unsigned.  */
   unsigned printU = 0;
   switch (insn->mve_op)
     {
     default:
       break;
-    // We want this for instructions that don't have a 'signed' type
+    /* We want this for instructions that don't have a 'signed' type.  */
     case MVE_VBIC_IMM:
     case MVE_VORR_IMM:
     case MVE_VMVN_IMM:
diff --git a/opcodes/cr16-opc.c b/opcodes/cr16-opc.c
index f303263..a9d1378 100644
--- a/opcodes/cr16-opc.c
+++ b/opcodes/cr16-opc.c
@@ -493,7 +493,7 @@ const reg_entry cr16_regptab[] =
   REG_RP(9,8), REG_RP(10,9), REG_RP(11,10), REG_RP(12,11),
   REG((r12), 0xc, CR16_RP_REGTYPE),
   REG((r13), 0xd, CR16_RP_REGTYPE),
-  //REG((r14), 0xe, CR16_RP_REGTYPE),
+  /* REG((r14), 0xe, CR16_RP_REGTYPE), */
   REG((ra), 0xe, CR16_RP_REGTYPE),
   REG((sp), 0xf, CR16_RP_REGTYPE),
 };
diff --git a/opcodes/ft32-dis.c b/opcodes/ft32-dis.c
index 5f42fff..f486b38 100644
--- a/opcodes/ft32-dis.c
+++ b/opcodes/ft32-dis.c
@@ -81,7 +81,7 @@ ft32_opcode(bfd_vma addr ATTRIBUTE_UNUSED,
               switch (lobit)
               {
               case  FT32_FLD_CBCRCV:
-                // imm is {CB, CV}
+                /* imm is {CB, CV}  */
                 imm = ((iword >> FT32_FLD_CB_BIT) & ((1 << FT32_FLD_CB_SIZ) - 1)) << 4;
                 imm |= ((iword >> FT32_FLD_CV_BIT) & ((1 << FT32_FLD_CV_SIZ) - 1));
                 switch (imm)
diff --git a/opcodes/moxie-opc.c b/opcodes/moxie-opc.c
index beff0373..b5a6ae8 100644
--- a/opcodes/moxie-opc.c
+++ b/opcodes/moxie-opc.c
@@ -52,7 +52,7 @@
 
 const moxie_opc_info_t moxie_form1_opc_info[128] =
   {
-    { 0x00, MOXIE_BAD,     "bad" },  // Reserved as bad.
+    { 0x00, MOXIE_BAD,     "bad" },  /* Reserved as bad.  */
     { 0x01, MOXIE_F1_A4,   "ldi.l" },
     { 0x02, MOXIE_F1_AB,   "mov" },
     { 0x03, MOXIE_F1_M,    "jsra" },
@@ -207,5 +207,5 @@ const moxie_opc_info_t moxie_form3_opc_info[16] =
     { 0x0c, MOXIE_BAD,     "bad" },
     { 0x0d, MOXIE_BAD,     "bad" },
     { 0x0e, MOXIE_BAD,     "bad" },
-    { 0x0f, MOXIE_BAD,     "bad" }  // Reserved as bad.
+    { 0x0f, MOXIE_BAD,     "bad" }  /* Reserved as bad.  */
   };
diff --git a/opcodes/s12z-opc.c b/opcodes/s12z-opc.c
index b68a4b8..980fa78 100644
--- a/opcodes/s12z-opc.c
+++ b/opcodes/s12z-opc.c
@@ -1962,7 +1962,7 @@ static const  struct bm bm_table[] = {
   { 0x84, 0x00,     BM_REG_IMM},
   { 0x06, 0x06,     BM_REG_IMM},
   { 0xC6, 0x44,     BM_RESERVED0},
-  // 00
+
   { 0x8F, 0x80,     BM_OPR_B},
   { 0x8E, 0x82,     BM_OPR_W},
   { 0x8C, 0x88,     BM_OPR_L},
diff --git a/opcodes/tic54x-dis.c b/opcodes/tic54x-dis.c
index 2ec5851..1885168 100644
--- a/opcodes/tic54x-dis.c
+++ b/opcodes/tic54x-dis.c
@@ -117,7 +117,7 @@ tic54x_get_insn (disassemble_info *info, bfd_vma addr,
           bfd_byte opbuf[2];
           bfd_vma addr2 = addr + 1 + has_lkaddr (memdata, tm);
           int status = (*info->read_memory_func) (addr2, opbuf, 2, info);
-          // FIXME handle errors
+          /* FIXME handle errors.  */
           if (status == 0)
             {
               unsigned short data2 = bfd_getl16 (opbuf);
diff --git a/opcodes/xgate-dis.c b/opcodes/xgate-dis.c
index 61eeb99..810fbc4 100644
--- a/opcodes/xgate-dis.c
+++ b/opcodes/xgate-dis.c
@@ -254,7 +254,6 @@ print_insn (bfd_vma memaddr, struct disassemble_info* info)
             }
           else if (!strcmp (decodePTR->opcodePTR->constraints, XGATE_OP_INH))
             {
-        	  //
             }
           else
             {