Merge remote-tracking branch 'origin/master' into amd-common

[deliverable/binutils-gdb.git] / gdb / trad-frame.h

diff --git a/gdb/trad-frame.h b/gdb/trad-frame.h
index 55720c7e836296634d82e5e1f4eb52aaa190fa76..7b5785616e0113715c7147c13d876ed99bb3db65 100644 (file)
--- a/gdb/trad-frame.h
+++ b/gdb/trad-frame.h
@@ -1,12 +1,12 @@
 /* Traditional frame unwind support, for GDB the GNU Debugger.
 
-   Copyright 2003 Free Software Foundation, Inc.
+   Copyright (C) 2003-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -15,14 +15,46 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef TRAD_FRAME_H
 #define TRAD_FRAME_H
 
+#include "frame.h"             /* For "struct frame_id".  */
+
 struct frame_info;
+struct regcache_map_entry;
+struct trad_frame_cache;
+
+/* A simple, or traditional frame cache.
+
+   The entire cache is populated in a single pass and then generic
+   routines are used to extract the various cache values.  */
+
+struct trad_frame_cache *trad_frame_cache_zalloc (struct frame_info *);
+
+/* This frame's ID.  */
+void trad_frame_set_id (struct trad_frame_cache *this_trad_cache,
+                       struct frame_id this_id);
+void trad_frame_get_id (struct trad_frame_cache *this_trad_cache,
+                       struct frame_id *this_id);
+void trad_frame_set_this_base (struct trad_frame_cache *this_trad_cache,
+                              CORE_ADDR this_base);
+CORE_ADDR trad_frame_get_this_base (struct trad_frame_cache *this_trad_cache);
+
+void trad_frame_set_reg_realreg (struct trad_frame_cache *this_trad_cache,
+                                int regnum, int realreg);
+void trad_frame_set_reg_addr (struct trad_frame_cache *this_trad_cache,
+                             int regnum, CORE_ADDR addr);
+void trad_frame_set_reg_regmap (struct trad_frame_cache *this_trad_cache,
+                               const struct regcache_map_entry *regmap,
+                               CORE_ADDR addr, size_t size);
+void trad_frame_set_reg_value (struct trad_frame_cache *this_cache,
+                              int regnum, LONGEST val);
+
+struct value *trad_frame_get_register (struct trad_frame_cache *this_trad_cache,
+                                      struct frame_info *this_frame,
+                                      int regnum);
 
 /* A traditional saved regs table, indexed by REGNUM, encoding where
    the value of REGNUM for the previous frame can be found in this
@@ -60,6 +92,14 @@ struct trad_frame_saved_reg
 void trad_frame_set_value (struct trad_frame_saved_reg this_saved_regs[],
                           int regnum, LONGEST val);
 
+/* Encode REGNUM is in REALREG in the trad-frame.  */
+void trad_frame_set_realreg (struct trad_frame_saved_reg this_saved_regs[],
+                            int regnum, int realreg);
+
+/* Encode REGNUM is at address ADDR in the trad-frame.  */
+void trad_frame_set_addr (struct trad_frame_saved_reg this_trad_cache[],
+                         int regnum, CORE_ADDR addr);
+
 /* Mark REGNUM as unknown.  */
 void trad_frame_set_unknown (struct trad_frame_saved_reg this_saved_regs[],
                             int regnum);
@@ -73,16 +113,18 @@ int trad_frame_addr_p (struct trad_frame_saved_reg this_saved_regs[],
 int trad_frame_realreg_p (struct trad_frame_saved_reg this_saved_regs[],
                          int regnum);
 
+/* Reset the save regs cache, setting register values to -1.  */
+void trad_frame_reset_saved_regs (struct gdbarch *gdbarch,
+                                 struct trad_frame_saved_reg *regs);
 
 /* Return a freshly allocated (and initialized) trad_frame array.  */
-struct trad_frame_saved_reg *trad_frame_alloc_saved_regs (struct frame_info *next_frame);
+struct trad_frame_saved_reg *trad_frame_alloc_saved_regs (struct frame_info *);
+struct trad_frame_saved_reg *trad_frame_alloc_saved_regs (struct gdbarch *);
 
 /* Given the trad_frame info, return the location of the specified
    register.  */
-void trad_frame_prev_register (struct frame_info *next_frame,
-                              struct trad_frame_saved_reg this_saved_regs[],
-                              int regnum, int *optimizedp,
-                              enum lval_type *lvalp, CORE_ADDR *addrp,
-                              int *realregp, void *bufferp);
+struct value *trad_frame_get_prev_register (struct frame_info *this_frame,
+                                           struct trad_frame_saved_reg this_saved_regs[],
+                                           int regnum);
 
 #endif