X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gas%2Fapp.c;h=b9832d14b71f02493e5087b66f3a1538f9262be2;hb=cc3bd654e497aad7fa2793a7b6eac941e41fe4a8;hp=8884d9be821d4aab551e43dd932e0f30b0240c9c;hpb=0146fc9d1ec1b324445da4f89e95184c22308241;p=deliverable%2Fbinutils-gdb.git

diff --git a/gas/app.c b/gas/app.c
index 8884d9be82..b9832d14b7 100644
--- a/gas/app.c
+++ b/gas/app.c
@@ -34,6 +34,10 @@
 #endif
 #endif
 
+#ifdef H_TICK_HEX
+int enable_h_tick_hex = 0;
+#endif
+
 #ifdef TC_M68K
 /* Whether we are scrubbing in m68k MRI mode.  This is different from
    flag_m68k_mri, because the two flags will be affected by the .mri
@@ -78,6 +82,9 @@ static const char symbol_chars[] =
 #define LEX_IS_DOUBLEBAR_1ST		13
 #endif
 #define LEX_IS_PARALLEL_SEPARATOR	14
+#ifdef H_TICK_HEX
+#define LEX_IS_H			15
+#endif
 #define IS_SYMBOL_COMPONENT(c)		(lex[c] == LEX_IS_SYMBOL_COMPONENT)
 #define IS_WHITESPACE(c)		(lex[c] == LEX_IS_WHITESPACE)
 #define IS_LINE_SEPARATOR(c)		(lex[c] == LEX_IS_LINE_SEPARATOR)
@@ -190,6 +197,14 @@ do_scrub_begin (int m68k_mri ATTRIBUTE_UNUSED)
   /* Must do this is we want VLIW instruction with "->" or "<-".  */
   lex['-'] = LEX_IS_SYMBOL_COMPONENT;
 #endif
+
+#ifdef H_TICK_HEX
+  if (enable_h_tick_hex)
+    {
+      lex['h'] = LEX_IS_H;
+      lex['H'] = LEX_IS_H;
+    }
+#endif
 }
 
 /* Saved state of the scrubber.  */
@@ -1009,6 +1024,16 @@ do_scrub_chars (int (*get) (char *, int), char *tostart, int tolen)
 
 #ifndef IEEE_STYLE
 	case LEX_IS_ONECHAR_QUOTE:
+#ifdef H_TICK_HEX
+	  if (state == 9 && enable_h_tick_hex)
+	    {
+	      char c;
+
+	      c = GET ();
+	      as_warn ("'%c found after symbol", c);
+	      UNGET (c);
+	    }
+#endif
 	  if (state == 10)
 	    {
 	      /* Preserve the whitespace in foo 'b'.  */
@@ -1254,6 +1279,26 @@ do_scrub_chars (int (*get) (char *, int), char *tostart, int tolen)
 	  PUT ('\n');
 	  break;
 
+#ifdef H_TICK_HEX
+	case LEX_IS_H:
+	  /* Look for strings like H'[0-9A-Fa-f] and if found, replace
+	     the H' with 0x to make them gas-style hex characters.  */
+	  if (enable_h_tick_hex)
+	    {
+	      char quot;
+
+	      quot = GET ();
+	      if (quot == '\'')
+		{
+		  UNGET ('x');
+		  ch = '0';
+		}
+	      else
+		UNGET (quot);
+	    }
+	  /* FALL THROUGH */
+#endif
+
 	case LEX_IS_SYMBOL_COMPONENT:
 	  if (state == 10)
 	    {