gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / go-valprint.c

diff --git a/gdb/go-valprint.c b/gdb/go-valprint.c
index edef92c7b1eab39e0235e7ac57af73b6d5866663..1933e98ed29e3daca53082e9722ee44b4a865eed 100644 (file)
--- a/gdb/go-valprint.c
+++ b/gdb/go-valprint.c
@@ -1,6 +1,6 @@
 /* Support for printing Go values for GDB, the GNU debugger.
 
-   Copyright (C) 2012-2013 Free Software Foundation, Inc.
+   Copyright (C) 2012-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -29,6 +29,7 @@
 #include "go-lang.h"
 #include "c-lang.h"
 #include "valprint.h"
+#include "cli/cli-style.h"
 
 /* Print a Go string.
 
@@ -36,10 +37,10 @@
    gdb_assert (go_classify_struct_type (type) == GO_TYPE_STRING).  */
 
 static void
-print_go_string (struct type *type, const gdb_byte *valaddr,
-                int embedded_offset, CORE_ADDR address,
+print_go_string (struct type *type,
+                LONGEST embedded_offset, CORE_ADDR address,
                 struct ui_file *stream, int recurse,
-                const struct value *val,
+                struct value *val,
                 const struct value_print_options *options)
 {
   struct gdbarch *gdbarch = get_type_arch (type);
@@ -51,8 +52,8 @@ print_go_string (struct type *type, const gdb_byte *valaddr,
      unpack_value_field_as_pointer.  Do this until we can get
      unpack_value_field_as_pointer.  */
   LONGEST addr;
+  const gdb_byte *valaddr = value_contents_for_printing (val);
 
-  gdb_assert (valaddr == value_contents_for_printing_const (val));
 
   if (! unpack_value_field_as_long (type, valaddr, embedded_offset, 0,
                                    val, &addr))
@@ -71,9 +72,9 @@ print_go_string (struct type *type, const gdb_byte *valaddr,
 
   if (length < 0)
     {
-      fputs_filtered (_("<invalid length: "), stream);
-      fputs_filtered (plongest (addr), stream);
-      fputs_filtered (">", stream);
+      printf_filtered (_("<invalid length: %ps>"),
+                      styled_string (metadata_style.style (),
+                                     plongest (addr)));
       return;
     }
 
@@ -83,17 +84,15 @@ print_go_string (struct type *type, const gdb_byte *valaddr,
   val_print_string (elt_type, NULL, addr, length, stream, options);
 }
 
-/* Implements the la_val_print routine for language Go.  */
+/* See go-lang.h.  */
 
 void
-go_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
-             CORE_ADDR address, struct ui_file *stream, int recurse,
-             const struct value *val,
-             const struct value_print_options *options)
+go_value_print_inner (struct value *val, struct ui_file *stream,
+                     int recurse, const struct value_print_options *options)
 {
-  CHECK_TYPEDEF (type);
+  struct type *type = check_typedef (value_type (val));
 
-  switch (TYPE_CODE (type))
+  switch (type->code ())
     {
       case TYPE_CODE_STRUCT:
        {
@@ -104,7 +103,8 @@ go_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
            case GO_TYPE_STRING:
              if (! options->raw)
                {
-                 print_go_string (type, valaddr, embedded_offset, address,
+                 print_go_string (type, value_embedded_offset (val),
+                                  value_address (val),
                                   stream, recurse, val, options);
                  return;
                }
@@ -116,8 +116,7 @@ go_val_print (struct type *type, const gdb_byte *valaddr, int embedded_offset,
        /* Fall through.  */
 
       default:
-       c_val_print (type, valaddr, embedded_offset, address, stream,
-                    recurse, val, options);
+       c_value_print_inner (val, stream, recurse, options);
        break;
     }
 }