X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fgdbarch.h;h=db8c3e10445ff289d5bdc891b534f9a0d2476e0e;hb=0d62e5e8077eecf77e9b7b5dc0d2689d051a3ab3;hp=ada28e3a8adf9250eb265cd16b39e3753fd374d2;hpb=67a2b77effae04a5f6c050fd191149c26deb8a82;p=deliverable%2Fbinutils-gdb.git

diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index ada28e3a8a..db8c3e1044 100644
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -558,22 +558,6 @@ extern void set_gdbarch_npc_regnum (struct gdbarch *gdbarch, int npc_regnum);
 #endif
 #endif
 
-/* Default (value) for non- multi-arch platforms. */
-#if (!GDB_MULTI_ARCH) && !defined (NNPC_REGNUM)
-#define NNPC_REGNUM (-1)
-#endif
-
-extern int gdbarch_nnpc_regnum (struct gdbarch *gdbarch);
-extern void set_gdbarch_nnpc_regnum (struct gdbarch *gdbarch, int nnpc_regnum);
-#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (NNPC_REGNUM)
-#error "Non multi-arch definition of NNPC_REGNUM"
-#endif
-#if GDB_MULTI_ARCH
-#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (NNPC_REGNUM)
-#define NNPC_REGNUM (gdbarch_nnpc_regnum (current_gdbarch))
-#endif
-#endif
-
 /* Convert stab register number (from `r' declaration) to a gdb REGNUM. */
 
 /* Default (function) for non- multi-arch platforms. */
@@ -720,6 +704,11 @@ extern void set_gdbarch_register_byte (struct gdbarch *gdbarch, gdbarch_register
 #endif
 #endif
 
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (REGISTER_RAW_SIZE)
+#define REGISTER_RAW_SIZE(reg_nr) (generic_register_size (reg_nr))
+#endif
+
 typedef int (gdbarch_register_raw_size_ftype) (int reg_nr);
 extern int gdbarch_register_raw_size (struct gdbarch *gdbarch, int reg_nr);
 extern void set_gdbarch_register_raw_size (struct gdbarch *gdbarch, gdbarch_register_raw_size_ftype *register_raw_size);
@@ -743,6 +732,11 @@ extern void set_gdbarch_max_register_raw_size (struct gdbarch *gdbarch, int max_
 #endif
 #endif
 
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (REGISTER_VIRTUAL_SIZE)
+#define REGISTER_VIRTUAL_SIZE(reg_nr) (generic_register_size (reg_nr))
+#endif
+
 typedef int (gdbarch_register_virtual_size_ftype) (int reg_nr);
 extern int gdbarch_register_virtual_size (struct gdbarch *gdbarch, int reg_nr);
 extern void set_gdbarch_register_virtual_size (struct gdbarch *gdbarch, gdbarch_register_virtual_size_ftype *register_virtual_size);
@@ -795,29 +789,16 @@ extern void set_gdbarch_do_registers_info (struct gdbarch *gdbarch, gdbarch_do_r
 #endif
 #endif
 
-/* Default (function) for non- multi-arch platforms. */
-#if (!GDB_MULTI_ARCH) && !defined (PRINT_FLOAT_INFO)
-#define PRINT_FLOAT_INFO() (default_print_float_info ())
-#endif
-
-typedef void (gdbarch_print_float_info_ftype) (void);
-extern void gdbarch_print_float_info (struct gdbarch *gdbarch);
+typedef void (gdbarch_print_float_info_ftype) (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame);
+extern void gdbarch_print_float_info (struct gdbarch *gdbarch, struct ui_file *file, struct frame_info *frame);
 extern void set_gdbarch_print_float_info (struct gdbarch *gdbarch, gdbarch_print_float_info_ftype *print_float_info);
-#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (PRINT_FLOAT_INFO)
-#error "Non multi-arch definition of PRINT_FLOAT_INFO"
-#endif
-#if GDB_MULTI_ARCH
-#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PRINT_FLOAT_INFO)
-#define PRINT_FLOAT_INFO() (gdbarch_print_float_info (current_gdbarch))
-#endif
-#endif
 
 /* MAP a GDB RAW register number onto a simulator register number.  See
    also include/...-sim.h. */
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (REGISTER_SIM_REGNO)
-#define REGISTER_SIM_REGNO(reg_nr) (default_register_sim_regno (reg_nr))
+#define REGISTER_SIM_REGNO(reg_nr) (legacy_register_sim_regno (reg_nr))
 #endif
 
 typedef int (gdbarch_register_sim_regno_ftype) (int reg_nr);
@@ -1190,18 +1171,19 @@ extern void set_gdbarch_coerce_float_to_double (struct gdbarch *gdbarch, gdbarch
 #endif
 #endif
 
-/* GET_SAVED_REGISTER is like DUMMY_FRAMES.  It is at level one as the
-   old code has strange #ifdef interaction.  So far no one has found
-   that default_get_saved_register() is the default they are after. */
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (GET_SAVED_REGISTER)
+#define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) (generic_unwind_get_saved_register (raw_buffer, optimized, addrp, frame, regnum, lval))
+#endif
 
 typedef void (gdbarch_get_saved_register_ftype) (char *raw_buffer, int *optimized, CORE_ADDR *addrp, struct frame_info *frame, int regnum, enum lval_type *lval);
 extern void gdbarch_get_saved_register (struct gdbarch *gdbarch, char *raw_buffer, int *optimized, CORE_ADDR *addrp, struct frame_info *frame, int regnum, enum lval_type *lval);
 extern void set_gdbarch_get_saved_register (struct gdbarch *gdbarch, gdbarch_get_saved_register_ftype *get_saved_register);
-#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) && defined (GET_SAVED_REGISTER)
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (GET_SAVED_REGISTER)
 #error "Non multi-arch definition of GET_SAVED_REGISTER"
 #endif
 #if GDB_MULTI_ARCH
-#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) || !defined (GET_SAVED_REGISTER)
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (GET_SAVED_REGISTER)
 #define GET_SAVED_REGISTER(raw_buffer, optimized, addrp, frame, regnum, lval) (gdbarch_get_saved_register (current_gdbarch, raw_buffer, optimized, addrp, frame, regnum, lval))
 #endif
 #endif
@@ -1257,6 +1239,57 @@ extern void set_gdbarch_register_convert_to_raw (struct gdbarch *gdbarch, gdbarc
 #endif
 #endif
 
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (CONVERT_REGISTER_P)
+#define CONVERT_REGISTER_P(regnum) (legacy_convert_register_p (regnum))
+#endif
+
+typedef int (gdbarch_convert_register_p_ftype) (int regnum);
+extern int gdbarch_convert_register_p (struct gdbarch *gdbarch, int regnum);
+extern void set_gdbarch_convert_register_p (struct gdbarch *gdbarch, gdbarch_convert_register_p_ftype *convert_register_p);
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) && defined (CONVERT_REGISTER_P)
+#error "Non multi-arch definition of CONVERT_REGISTER_P"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) || !defined (CONVERT_REGISTER_P)
+#define CONVERT_REGISTER_P(regnum) (gdbarch_convert_register_p (current_gdbarch, regnum))
+#endif
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (REGISTER_TO_VALUE)
+#define REGISTER_TO_VALUE(regnum, type, from, to) (legacy_register_to_value (regnum, type, from, to))
+#endif
+
+typedef void (gdbarch_register_to_value_ftype) (int regnum, struct type *type, char *from, char *to);
+extern void gdbarch_register_to_value (struct gdbarch *gdbarch, int regnum, struct type *type, char *from, char *to);
+extern void set_gdbarch_register_to_value (struct gdbarch *gdbarch, gdbarch_register_to_value_ftype *register_to_value);
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) && defined (REGISTER_TO_VALUE)
+#error "Non multi-arch definition of REGISTER_TO_VALUE"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) || !defined (REGISTER_TO_VALUE)
+#define REGISTER_TO_VALUE(regnum, type, from, to) (gdbarch_register_to_value (current_gdbarch, regnum, type, from, to))
+#endif
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (VALUE_TO_REGISTER)
+#define VALUE_TO_REGISTER(type, regnum, from, to) (legacy_value_to_register (type, regnum, from, to))
+#endif
+
+typedef void (gdbarch_value_to_register_ftype) (struct type *type, int regnum, char *from, char *to);
+extern void gdbarch_value_to_register (struct gdbarch *gdbarch, struct type *type, int regnum, char *from, char *to);
+extern void set_gdbarch_value_to_register (struct gdbarch *gdbarch, gdbarch_value_to_register_ftype *value_to_register);
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) && defined (VALUE_TO_REGISTER)
+#error "Non multi-arch definition of VALUE_TO_REGISTER"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH >= GDB_MULTI_ARCH_PARTIAL) || !defined (VALUE_TO_REGISTER)
+#define VALUE_TO_REGISTER(type, regnum, from, to) (gdbarch_value_to_register (current_gdbarch, type, regnum, from, to))
+#endif
+#endif
+
 /* This function is called when the value of a pseudo-register needs to
    be updated.  Typically it will be defined on a per-architecture
    basis. */
@@ -1690,8 +1723,8 @@ extern void set_gdbarch_inner_than (struct gdbarch *gdbarch, gdbarch_inner_than_
 #define BREAKPOINT_FROM_PC(pcptr, lenptr) (legacy_breakpoint_from_pc (pcptr, lenptr))
 #endif
 
-typedef unsigned char * (gdbarch_breakpoint_from_pc_ftype) (CORE_ADDR *pcptr, int *lenptr);
-extern unsigned char * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr);
+typedef const unsigned char * (gdbarch_breakpoint_from_pc_ftype) (CORE_ADDR *pcptr, int *lenptr);
+extern const unsigned char * gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pcptr, int *lenptr);
 extern void set_gdbarch_breakpoint_from_pc (struct gdbarch *gdbarch, gdbarch_breakpoint_from_pc_ftype *breakpoint_from_pc);
 #if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (BREAKPOINT_FROM_PC)
 #error "Non multi-arch definition of BREAKPOINT_FROM_PC"
@@ -1842,7 +1875,7 @@ extern void set_gdbarch_frame_chain (struct gdbarch *gdbarch, gdbarch_frame_chai
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (FRAME_CHAIN_VALID)
-#define FRAME_CHAIN_VALID(chain, thisframe) (func_frame_chain_valid (chain, thisframe))
+#define FRAME_CHAIN_VALID(chain, thisframe) (generic_func_frame_chain_valid (chain, thisframe))
 #endif
 
 typedef int (gdbarch_frame_chain_valid_ftype) (CORE_ADDR chain, struct frame_info *thisframe);
@@ -2268,6 +2301,44 @@ extern void set_gdbarch_in_solib_call_trampoline (struct gdbarch *gdbarch, gdbar
 #endif
 #endif
 
+/* Sigtramp is a routine that the kernel calls (which then calls the
+   signal handler).  On most machines it is a library routine that is
+   linked into the executable.
+  
+   This macro, given a program counter value and the name of the
+   function in which that PC resides (which can be null if the name is
+   not known), returns nonzero if the PC and name show that we are in
+   sigtramp.
+  
+   On most machines just see if the name is sigtramp (and if we have
+   no name, assume we are not in sigtramp).
+  
+   FIXME: cagney/2002-04-21: The function find_pc_partial_function
+   calls find_pc_sect_partial_function() which calls PC_IN_SIGTRAMP.
+   This means PC_IN_SIGTRAMP function can't be implemented by doing its
+   own local NAME lookup.
+  
+   FIXME: cagney/2002-04-21: PC_IN_SIGTRAMP is something of a mess.
+   Some code also depends on SIGTRAMP_START and SIGTRAMP_END but other
+   does not. */
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (PC_IN_SIGTRAMP)
+#define PC_IN_SIGTRAMP(pc, name) (legacy_pc_in_sigtramp (pc, name))
+#endif
+
+typedef int (gdbarch_pc_in_sigtramp_ftype) (CORE_ADDR pc, char *name);
+extern int gdbarch_pc_in_sigtramp (struct gdbarch *gdbarch, CORE_ADDR pc, char *name);
+extern void set_gdbarch_pc_in_sigtramp (struct gdbarch *gdbarch, gdbarch_pc_in_sigtramp_ftype *pc_in_sigtramp);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) && defined (PC_IN_SIGTRAMP)
+#error "Non multi-arch definition of PC_IN_SIGTRAMP"
+#endif
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PC_IN_SIGTRAMP)
+#define PC_IN_SIGTRAMP(pc, name) (gdbarch_pc_in_sigtramp (current_gdbarch, pc, name))
+#endif
+#endif
+
 /* A target might have problems with watchpoints as soon as the stack
    frame of the current function has been destroyed.  This mostly happens
    as the first action in a funtion's epilogue.  in_function_epilogue_p()
@@ -2406,9 +2477,16 @@ extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
    architecture; ARCHES which is a list of the previously created
    ``struct gdbarch'' for this architecture.
 
-   The INIT function parameter INFO shall, as far as possible, be
-   pre-initialized with information obtained from INFO.ABFD or
-   previously selected architecture (if similar).
+   The INFO parameter is, as far as possible, be pre-initialized with
+   information obtained from INFO.ABFD or the previously selected
+   architecture.
+
+   The ARCHES parameter is a linked list (sorted most recently used)
+   of all the previously created architures for this architecture
+   family.  The (possibly NULL) ARCHES->gdbarch can used to access
+   values from the previously selected architecture for this
+   architecture family.  The global ``current_gdbarch'' shall not be
+   used.
 
    The INIT function shall return any of: NULL - indicating that it
    doesn't recognize the selected architecture; an existing ``struct
@@ -2501,20 +2579,15 @@ extern int gdbarch_update_p (struct gdbarch_info info);
    for the reserved data-pointer is returned.  That identifer should
    be saved in a local static variable.
 
-   The per-architecture data-pointer can be initialized in one of two
-   ways: The value can be set explicitly using a call to
-   set_gdbarch_data(); the value can be set implicitly using the value
-   returned by a non-NULL INIT() callback.  INIT(), when non-NULL is
-   called after the basic architecture vector has been created.
+   The per-architecture data-pointer is either initialized explicitly
+   (set_gdbarch_data()) or implicitly (by INIT() via a call to
+   gdbarch_data()).  FREE() is called to delete either an existing
+   data-pointer overridden by set_gdbarch_data() or when the
+   architecture object is being deleted.
 
    When a previously created architecture is re-selected, the
    per-architecture data-pointer for that previous architecture is
-   restored.  INIT() is not called.
-
-   During initialization, multiple assignments of the data-pointer are
-   allowed, non-NULL values are deleted by calling FREE().  If the
-   architecture is deleted using gdbarch_free() all non-NULL data
-   pointers are also deleted using FREE().
+   restored.  INIT() is not re-called.
 
    Multiple registrarants for any architecture are allowed (and
    strongly encouraged).  */
@@ -2530,7 +2603,7 @@ extern void set_gdbarch_data (struct gdbarch *gdbarch,
 			      struct gdbarch_data *data,
 			      void *pointer);
 
-extern void *gdbarch_data (struct gdbarch_data*);
+extern void *gdbarch_data (struct gdbarch *gdbarch, struct gdbarch_data *);
 
 
 /* Register per-architecture memory region.