gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gdb / regset.h

diff --git a/gdb/regset.h b/gdb/regset.h
index b94afa42432e3330a93e256bf798eaa879ab2555..d388e89d8b91389498eefb889221fa438fe641cb 100644 (file)
--- a/gdb/regset.h
+++ b/gdb/regset.h
@@ -1,6 +1,6 @@
 /* Manage register sets.
 
-   Copyright (C) 2003-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -23,14 +23,6 @@
 struct gdbarch;
 struct regcache;
 
-/* Data structure for the supported register notes in a core file.  */
-struct core_regset_section
-{
-  const char *sect_name;
-  int size;
-  const char *human_name;
-};
-
 /* Data structure describing a register set.  */
 
 typedef void (supply_regset_ftype) (const struct regset *, struct regcache *,
@@ -41,9 +33,10 @@ typedef void (collect_regset_ftype) (const struct regset *,
 
 struct regset
 {
-  /* Data pointer for private use by the methods below, presumably
-     providing some sort of description of the register set.  */
-  const void *descr;
+  /* Pointer to a "register map", for private use by the methods
+     below.  Typically describes how the regset's registers are
+     arranged in the buffer collected to or supplied from.  */
+  const void *regmap;
 
   /* Function supplying values in a register set to a register cache.  */
   supply_regset_ftype *supply_regset;
@@ -51,19 +44,12 @@ struct regset
   /* Function collecting values in a register set from a register cache.  */
   collect_regset_ftype *collect_regset;
 
-  /* Architecture associated with the register set.  */
-  struct gdbarch *arch;
+  unsigned flags;
 };
 
-/* Allocate a fresh 'struct regset' whose supply_regset function is
-   SUPPLY_REGSET, and whose collect_regset function is COLLECT_REGSET.
-   If the regset has no collect_regset function, pass NULL for
-   COLLECT_REGSET.
-
-   The object returned is allocated on ARCH's obstack.  */
+/* Values for a regset's 'flags' field.  */
 
-extern struct regset *regset_alloc (struct gdbarch *arch,
-                                    supply_regset_ftype *supply_regset,
-                                    collect_regset_ftype *collect_regset);
+#define REGSET_VARIABLE_SIZE 1 /* Accept a larger regset section size
+                                  in a core file without warning.  */
 
 #endif /* regset.h */