* ltconfig, ltmain.sh: Upgrade to libtool 1.4a 1.641.2.256.

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

diff --git a/gdb/gdbarch.h b/gdb/gdbarch.h
index 9db0ae38bc29d128df3f8627553b48088ced0d87..5b2bcacdfd504785a4ef4e59f9688c92e918ec2b 100644 (file)
--- a/gdb/gdbarch.h
+++ b/gdb/gdbarch.h
@@ -257,29 +257,29 @@ extern void set_gdbarch_ieee_float (struct gdbarch *gdbarch, int ieee_float);
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (TARGET_READ_PC)
-#define TARGET_READ_PC(pid) (generic_target_read_pc (pid))
+#define TARGET_READ_PC(ptid) (generic_target_read_pc (ptid))
 #endif
 
-typedef CORE_ADDR (gdbarch_read_pc_ftype) (int pid);
-extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, int pid);
+typedef CORE_ADDR (gdbarch_read_pc_ftype) (ptid_t ptid);
+extern CORE_ADDR gdbarch_read_pc (struct gdbarch *gdbarch, ptid_t ptid);
 extern void set_gdbarch_read_pc (struct gdbarch *gdbarch, gdbarch_read_pc_ftype *read_pc);
 #if GDB_MULTI_ARCH
 #if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_READ_PC)
-#define TARGET_READ_PC(pid) (gdbarch_read_pc (current_gdbarch, pid))
+#define TARGET_READ_PC(ptid) (gdbarch_read_pc (current_gdbarch, ptid))
 #endif
 #endif
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (TARGET_WRITE_PC)
-#define TARGET_WRITE_PC(val, pid) (generic_target_write_pc (val, pid))
+#define TARGET_WRITE_PC(val, ptid) (generic_target_write_pc (val, ptid))
 #endif
 
-typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, int pid);
-extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, int pid);
+typedef void (gdbarch_write_pc_ftype) (CORE_ADDR val, ptid_t ptid);
+extern void gdbarch_write_pc (struct gdbarch *gdbarch, CORE_ADDR val, ptid_t ptid);
 extern void set_gdbarch_write_pc (struct gdbarch *gdbarch, gdbarch_write_pc_ftype *write_pc);
 #if GDB_MULTI_ARCH
 #if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (TARGET_WRITE_PC)
-#define TARGET_WRITE_PC(val, pid) (gdbarch_write_pc (current_gdbarch, val, pid))
+#define TARGET_WRITE_PC(val, ptid) (gdbarch_write_pc (current_gdbarch, val, ptid))
 #endif
 #endif
 
@@ -339,6 +339,18 @@ extern void set_gdbarch_write_sp (struct gdbarch *gdbarch, gdbarch_write_sp_ftyp
 #endif
 #endif
 
+extern int gdbarch_register_read_p (struct gdbarch *gdbarch);
+
+typedef void (gdbarch_register_read_ftype) (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void gdbarch_register_read (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void set_gdbarch_register_read (struct gdbarch *gdbarch, gdbarch_register_read_ftype *register_read);
+
+extern int gdbarch_register_write_p (struct gdbarch *gdbarch);
+
+typedef void (gdbarch_register_write_ftype) (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void gdbarch_register_write (struct gdbarch *gdbarch, int regnum, char *buf);
+extern void set_gdbarch_register_write (struct gdbarch *gdbarch, gdbarch_register_write_ftype *register_write);
+
 extern int gdbarch_num_regs (struct gdbarch *gdbarch);
 extern void set_gdbarch_num_regs (struct gdbarch *gdbarch, int num_regs);
 #if GDB_MULTI_ARCH
@@ -623,8 +635,10 @@ extern void set_gdbarch_register_sim_regno (struct gdbarch *gdbarch, gdbarch_reg
 
 #if defined (REGISTER_BYTES_OK)
 /* Legacy for systems yet to multi-arch REGISTER_BYTES_OK */
+#if !defined (REGISTER_BYTES_OK_P)
 #define REGISTER_BYTES_OK_P() (1)
 #endif
+#endif
 
 /* Default predicate for non- multi-arch targets. */
 #if (!GDB_MULTI_ARCH) && !defined (REGISTER_BYTES_OK_P)
@@ -638,7 +652,7 @@ extern int gdbarch_register_bytes_ok_p (struct gdbarch *gdbarch);
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (REGISTER_BYTES_OK)
-#define REGISTER_BYTES_OK(nr_bytes) (internal_error ("REGISTER_BYTES_OK"), 0)
+#define REGISTER_BYTES_OK(nr_bytes) (internal_error (__FILE__, __LINE__, "REGISTER_BYTES_OK"), 0)
 #endif
 
 typedef int (gdbarch_register_bytes_ok_ftype) (long nr_bytes);
@@ -830,7 +844,7 @@ extern void set_gdbarch_register_convertible (struct gdbarch *gdbarch, gdbarch_r
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (REGISTER_CONVERT_TO_VIRTUAL)
-#define REGISTER_CONVERT_TO_VIRTUAL(regnum, type, from, to) (internal_error ("REGISTER_CONVERT_TO_VIRTUAL"), 0)
+#define REGISTER_CONVERT_TO_VIRTUAL(regnum, type, from, to) (internal_error (__FILE__, __LINE__, "REGISTER_CONVERT_TO_VIRTUAL"), 0)
 #endif
 
 typedef void (gdbarch_register_convert_to_virtual_ftype) (int regnum, struct type *type, char *from, char *to);
@@ -844,7 +858,7 @@ extern void set_gdbarch_register_convert_to_virtual (struct gdbarch *gdbarch, gd
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (REGISTER_CONVERT_TO_RAW)
-#define REGISTER_CONVERT_TO_RAW(type, regnum, from, to) (internal_error ("REGISTER_CONVERT_TO_RAW"), 0)
+#define REGISTER_CONVERT_TO_RAW(type, regnum, from, to) (internal_error (__FILE__, __LINE__, "REGISTER_CONVERT_TO_RAW"), 0)
 #endif
 
 typedef void (gdbarch_register_convert_to_raw_ftype) (struct type *type, int regnum, char *from, char *to);
@@ -862,7 +876,7 @@ extern void set_gdbarch_register_convert_to_raw (struct gdbarch *gdbarch, gdbarc
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (FETCH_PSEUDO_REGISTER)
-#define FETCH_PSEUDO_REGISTER(regnum) (internal_error ("FETCH_PSEUDO_REGISTER"), 0)
+#define FETCH_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "FETCH_PSEUDO_REGISTER"), 0)
 #endif
 
 typedef void (gdbarch_fetch_pseudo_register_ftype) (int regnum);
@@ -880,7 +894,7 @@ extern void set_gdbarch_fetch_pseudo_register (struct gdbarch *gdbarch, gdbarch_
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (STORE_PSEUDO_REGISTER)
-#define STORE_PSEUDO_REGISTER(regnum) (internal_error ("STORE_PSEUDO_REGISTER"), 0)
+#define STORE_PSEUDO_REGISTER(regnum) (internal_error (__FILE__, __LINE__, "STORE_PSEUDO_REGISTER"), 0)
 #endif
 
 typedef void (gdbarch_store_pseudo_register_ftype) (int regnum);
@@ -983,7 +997,7 @@ extern void set_gdbarch_pop_frame (struct gdbarch *gdbarch, gdbarch_pop_frame_ft
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_MAKE_DADDR)
-#define D10V_MAKE_DADDR(x) (internal_error ("D10V_MAKE_DADDR"), 0)
+#define D10V_MAKE_DADDR(x) (internal_error (__FILE__, __LINE__, "D10V_MAKE_DADDR"), 0)
 #endif
 
 typedef CORE_ADDR (gdbarch_d10v_make_daddr_ftype) (CORE_ADDR x);
@@ -997,7 +1011,7 @@ extern void set_gdbarch_d10v_make_daddr (struct gdbarch *gdbarch, gdbarch_d10v_m
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_MAKE_IADDR)
-#define D10V_MAKE_IADDR(x) (internal_error ("D10V_MAKE_IADDR"), 0)
+#define D10V_MAKE_IADDR(x) (internal_error (__FILE__, __LINE__, "D10V_MAKE_IADDR"), 0)
 #endif
 
 typedef CORE_ADDR (gdbarch_d10v_make_iaddr_ftype) (CORE_ADDR x);
@@ -1011,7 +1025,7 @@ extern void set_gdbarch_d10v_make_iaddr (struct gdbarch *gdbarch, gdbarch_d10v_m
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_DADDR_P)
-#define D10V_DADDR_P(x) (internal_error ("D10V_DADDR_P"), 0)
+#define D10V_DADDR_P(x) (internal_error (__FILE__, __LINE__, "D10V_DADDR_P"), 0)
 #endif
 
 typedef int (gdbarch_d10v_daddr_p_ftype) (CORE_ADDR x);
@@ -1025,7 +1039,7 @@ extern void set_gdbarch_d10v_daddr_p (struct gdbarch *gdbarch, gdbarch_d10v_dadd
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_IADDR_P)
-#define D10V_IADDR_P(x) (internal_error ("D10V_IADDR_P"), 0)
+#define D10V_IADDR_P(x) (internal_error (__FILE__, __LINE__, "D10V_IADDR_P"), 0)
 #endif
 
 typedef int (gdbarch_d10v_iaddr_p_ftype) (CORE_ADDR x);
@@ -1039,7 +1053,7 @@ extern void set_gdbarch_d10v_iaddr_p (struct gdbarch *gdbarch, gdbarch_d10v_iadd
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_CONVERT_DADDR_TO_RAW)
-#define D10V_CONVERT_DADDR_TO_RAW(x) (internal_error ("D10V_CONVERT_DADDR_TO_RAW"), 0)
+#define D10V_CONVERT_DADDR_TO_RAW(x) (internal_error (__FILE__, __LINE__, "D10V_CONVERT_DADDR_TO_RAW"), 0)
 #endif
 
 typedef CORE_ADDR (gdbarch_d10v_convert_daddr_to_raw_ftype) (CORE_ADDR x);
@@ -1053,7 +1067,7 @@ extern void set_gdbarch_d10v_convert_daddr_to_raw (struct gdbarch *gdbarch, gdba
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (D10V_CONVERT_IADDR_TO_RAW)
-#define D10V_CONVERT_IADDR_TO_RAW(x) (internal_error ("D10V_CONVERT_IADDR_TO_RAW"), 0)
+#define D10V_CONVERT_IADDR_TO_RAW(x) (internal_error (__FILE__, __LINE__, "D10V_CONVERT_IADDR_TO_RAW"), 0)
 #endif
 
 typedef CORE_ADDR (gdbarch_d10v_convert_iaddr_to_raw_ftype) (CORE_ADDR x);
@@ -1201,6 +1215,20 @@ extern void set_gdbarch_decr_pc_after_break (struct gdbarch *gdbarch, CORE_ADDR
 #endif
 #endif
 
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (PREPARE_TO_PROCEED)
+#define PREPARE_TO_PROCEED(select_it) (default_prepare_to_proceed (select_it))
+#endif
+
+typedef int (gdbarch_prepare_to_proceed_ftype) (int select_it);
+extern int gdbarch_prepare_to_proceed (struct gdbarch *gdbarch, int select_it);
+extern void set_gdbarch_prepare_to_proceed (struct gdbarch *gdbarch, gdbarch_prepare_to_proceed_ftype *prepare_to_proceed);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (PREPARE_TO_PROCEED)
+#define PREPARE_TO_PROCEED(select_it) (gdbarch_prepare_to_proceed (current_gdbarch, select_it))
+#endif
+#endif
+
 extern CORE_ADDR gdbarch_function_start_offset (struct gdbarch *gdbarch);
 extern void set_gdbarch_function_start_offset (struct gdbarch *gdbarch, CORE_ADDR function_start_offset);
 #if GDB_MULTI_ARCH
@@ -1310,8 +1338,10 @@ extern void set_gdbarch_frame_num_args (struct gdbarch *gdbarch, gdbarch_frame_n
 
 #if defined (STACK_ALIGN)
 /* Legacy for systems yet to multi-arch STACK_ALIGN */
+#if !defined (STACK_ALIGN_P)
 #define STACK_ALIGN_P() (1)
 #endif
+#endif
 
 /* Default predicate for non- multi-arch targets. */
 #if (!GDB_MULTI_ARCH) && !defined (STACK_ALIGN_P)
@@ -1325,7 +1355,7 @@ extern int gdbarch_stack_align_p (struct gdbarch *gdbarch);
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (STACK_ALIGN)
-#define STACK_ALIGN(sp) (internal_error ("STACK_ALIGN"), 0)
+#define STACK_ALIGN(sp) (internal_error (__FILE__, __LINE__, "STACK_ALIGN"), 0)
 #endif
 
 typedef CORE_ADDR (gdbarch_stack_align_ftype) (CORE_ADDR sp);
@@ -1352,8 +1382,10 @@ extern void set_gdbarch_extra_stack_alignment_needed (struct gdbarch *gdbarch, i
 
 #if defined (REG_STRUCT_HAS_ADDR)
 /* Legacy for systems yet to multi-arch REG_STRUCT_HAS_ADDR */
+#if !defined (REG_STRUCT_HAS_ADDR_P)
 #define REG_STRUCT_HAS_ADDR_P() (1)
 #endif
+#endif
 
 /* Default predicate for non- multi-arch targets. */
 #if (!GDB_MULTI_ARCH) && !defined (REG_STRUCT_HAS_ADDR_P)
@@ -1367,7 +1399,7 @@ extern int gdbarch_reg_struct_has_addr_p (struct gdbarch *gdbarch);
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (REG_STRUCT_HAS_ADDR)
-#define REG_STRUCT_HAS_ADDR(gcc_p, type) (internal_error ("REG_STRUCT_HAS_ADDR"), 0)
+#define REG_STRUCT_HAS_ADDR(gcc_p, type) (internal_error (__FILE__, __LINE__, "REG_STRUCT_HAS_ADDR"), 0)
 #endif
 
 typedef int (gdbarch_reg_struct_has_addr_ftype) (int gcc_p, struct type *type);
@@ -1381,8 +1413,10 @@ extern void set_gdbarch_reg_struct_has_addr (struct gdbarch *gdbarch, gdbarch_re
 
 #if defined (SAVE_DUMMY_FRAME_TOS)
 /* Legacy for systems yet to multi-arch SAVE_DUMMY_FRAME_TOS */
+#if !defined (SAVE_DUMMY_FRAME_TOS_P)
 #define SAVE_DUMMY_FRAME_TOS_P() (1)
 #endif
+#endif
 
 /* Default predicate for non- multi-arch targets. */
 #if (!GDB_MULTI_ARCH) && !defined (SAVE_DUMMY_FRAME_TOS_P)
@@ -1396,7 +1430,7 @@ extern int gdbarch_save_dummy_frame_tos_p (struct gdbarch *gdbarch);
 
 /* Default (function) for non- multi-arch platforms. */
 #if (!GDB_MULTI_ARCH) && !defined (SAVE_DUMMY_FRAME_TOS)
-#define SAVE_DUMMY_FRAME_TOS(sp) (internal_error ("SAVE_DUMMY_FRAME_TOS"), 0)
+#define SAVE_DUMMY_FRAME_TOS(sp) (internal_error (__FILE__, __LINE__, "SAVE_DUMMY_FRAME_TOS"), 0)
 #endif
 
 typedef void (gdbarch_save_dummy_frame_tos_ftype) (CORE_ADDR sp);
@@ -1469,6 +1503,46 @@ extern void set_gdbarch_convert_from_func_ptr_addr (struct gdbarch *gdbarch, gdb
 #endif
 #endif
 
+/* FIXME/cagney/2001-01-18: This should be split in two.  A target method that indicates if
+   the target needs software single step.  An ISA method to implement it.
+  
+   FIXME/cagney/2001-01-18: This should be replaced with something that inserts breakpoints
+   using the breakpoint system instead of blatting memory directly (as with rs6000).
+  
+   FIXME/cagney/2001-01-18: The logic is backwards.  It should be asking if the target can
+   single step.  If not, then implement single step using breakpoints. */
+
+#if defined (SOFTWARE_SINGLE_STEP)
+/* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */
+#if !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (1)
+#endif
+#endif
+
+/* Default predicate for non- multi-arch targets. */
+#if (!GDB_MULTI_ARCH) && !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (0)
+#endif
+
+extern int gdbarch_software_single_step_p (struct gdbarch *gdbarch);
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SOFTWARE_SINGLE_STEP_P)
+#define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch))
+#endif
+
+/* Default (function) for non- multi-arch platforms. */
+#if (!GDB_MULTI_ARCH) && !defined (SOFTWARE_SINGLE_STEP)
+#define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (internal_error (__FILE__, __LINE__, "SOFTWARE_SINGLE_STEP"), 0)
+#endif
+
+typedef void (gdbarch_software_single_step_ftype) (enum target_signal sig, int insert_breakpoints_p);
+extern void gdbarch_software_single_step (struct gdbarch *gdbarch, enum target_signal sig, int insert_breakpoints_p);
+extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step);
+#if GDB_MULTI_ARCH
+#if (GDB_MULTI_ARCH > GDB_MULTI_ARCH_PARTIAL) || !defined (SOFTWARE_SINGLE_STEP)
+#define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (gdbarch_software_single_step (current_gdbarch, sig, insert_breakpoints_p))
+#endif
+#endif
+
 extern struct gdbarch_tdep *gdbarch_tdep (struct gdbarch *gdbarch);
 
 
@@ -1533,9 +1607,6 @@ struct gdbarch_list
 
 struct gdbarch_info
 {
-  /* Use default: bfd_arch_unknown (ZERO). */
-  enum bfd_architecture bfd_architecture;
-
   /* Use default: NULL (ZERO). */
   const struct bfd_arch_info *bfd_arch_info;
 
@@ -1589,16 +1660,12 @@ extern struct gdbarch *gdbarch_alloc (const struct gdbarch_info *info, struct gd
 extern void gdbarch_free (struct gdbarch *);
 
 
-/* Helper function. Force an update of the current architecture.  Used
-   by legacy targets that have added their own target specific
-   architecture manipulation commands.
+/* Helper function. Force an update of the current architecture.
 
-   The INFO parameter shall be fully initialized (``memset (&INFO,
-   sizeof (info), 0)'' set relevant fields) before gdbarch_update_p()
-   is called.  gdbarch_update_p() shall initialize any ``default''
-   fields using information obtained from the previous architecture or
-   INFO.ABFD (if specified) before calling the corresponding
-   architectures INIT function.
+   The actual architecture selected is determined by INFO, ``(gdb) set
+   architecture'' et.al., the existing architecture and BFD's default
+   architecture.  INFO should be initialized to zero and then selected
+   fields should be updated.
 
    Returns non-zero if the update succeeds */
 
@@ -1748,7 +1815,7 @@ extern disassemble_info tm_print_insn_info;
 /* Fallback definition for EXTRACT_STRUCT_VALUE_ADDRESS */
 #ifndef EXTRACT_STRUCT_VALUE_ADDRESS
 #define EXTRACT_STRUCT_VALUE_ADDRESS_P (0)
-#define EXTRACT_STRUCT_VALUE_ADDRESS(X) (internal_error ("gdbarch: EXTRACT_STRUCT_VALUE_ADDRESS"), 0)
+#define EXTRACT_STRUCT_VALUE_ADDRESS(X) (internal_error (__FILE__, __LINE__, "gdbarch: EXTRACT_STRUCT_VALUE_ADDRESS"), 0)
 #else
 #ifndef EXTRACT_STRUCT_VALUE_ADDRESS_P
 #define EXTRACT_STRUCT_VALUE_ADDRESS_P (1)