* expprint.c (print_subexp): Handle OP_OBJC_NSSTRING,

[platform/upstream/binutils.git] / gdb / expprint.c

diff --git a/gdb/expprint.c b/gdb/expprint.c
index aa8b876..ed9d50d 100644 (file)
--- a/gdb/expprint.c
+++ b/gdb/expprint.c
@@ -27,6 +27,8 @@
 #include "language.h"
 #include "parser-defs.h"
 #include "frame.h"             /* For frame_map_regnum_to_name.  */
+#include "target.h"
+#include "gdb_string.h"
 
 #ifdef HAVE_CTYPE_H
 #include <ctype.h>
@@ -177,6 +179,51 @@ print_subexp (register struct expression *exp, register int *pos,
       fprintf_unfiltered (stream, "B'<unimplemented>'");
       return;
 
+    case OP_OBJC_NSSTRING:     /* Objective-C Foundation Class NSString constant.  */
+      nargs = longest_to_int (exp->elts[pc + 1].longconst);
+      (*pos) += 3 + BYTES_TO_EXP_ELEM (nargs + 1);
+      fputs_filtered ("@\"", stream);
+      LA_PRINT_STRING (stream, &exp->elts[pc + 2].string, nargs, 1, 0);
+      fputs_filtered ("\"", stream);
+      return;
+
+    case OP_OBJC_MSGCALL:
+      {                        /* Objective C message (method) call.  */
+       char *selector;
+       (*pos) += 3;
+       nargs = longest_to_int (exp->elts[pc + 2].longconst);
+       fprintf_unfiltered (stream, "[");
+       print_subexp (exp, pos, stream, PREC_SUFFIX);
+       if (0 == target_read_string (exp->elts[pc + 1].longconst,
+                                    &selector, 1024, NULL))
+         {
+           error ("bad selector");
+           return;
+         }
+       if (nargs)
+         {
+           char *s, *nextS;
+           s = alloca (strlen (selector) + 1);
+           strcpy (s, selector);
+           for (tem = 0; tem < nargs; tem++)
+             {
+               nextS = strchr (s, ':');
+               *nextS = '\0';
+               fprintf_unfiltered (stream, " %s: ", s);
+               s = nextS + 1;
+               print_subexp (exp, pos, stream, PREC_ABOVE_COMMA);
+             }
+         }
+       else
+         {
+           fprintf_unfiltered (stream, " %s", selector);
+         }
+       fprintf_unfiltered (stream, "]");
+       /* "selector" was malloc'd by target_read_string. Free it.  */
+       free (selector);
+       return;
+      }
+
     case OP_ARRAY:
       (*pos) += 3;
       nargs = longest_to_int (exp->elts[pc + 2].longconst);
@@ -391,6 +438,13 @@ print_subexp (register struct expression *exp, register int *pos,
       fputs_filtered ("this", stream);
       return;
 
+      /* Objective-C ops */
+
+    case OP_OBJC_SELF:
+      ++(*pos);
+      fputs_filtered ("self", stream); /* The ObjC equivalent of "this".  */
+      return;
+
       /* Modula-2 ops */
 
     case MULTI_SUBSCRIPT:
@@ -684,6 +738,8 @@ op_name (int opcode)
       return "STRUCTOP_PTR";
     case OP_THIS:
       return "OP_THIS";
+    case OP_OBJC_SELF:
+      return "OP_OBJC_SELF";
     case OP_SCOPE:
       return "OP_SCOPE";
     case OP_TYPE: