/* The ABI default bit-size and format for "float", "double", and "long
double". These bit/format pairs should eventually be combined into
- a single object. For the moment, just initialize them as a pair. */
+ a single object. For the moment, just initialize them as a pair.
+ Each format describes both the big and little endian layouts (if
+ useful). */
extern int gdbarch_float_bit (struct gdbarch *gdbarch);
extern void set_gdbarch_float_bit (struct gdbarch *gdbarch, int float_bit);
#define TARGET_FLOAT_BIT (gdbarch_float_bit (current_gdbarch))
#endif
-extern const struct floatformat * gdbarch_float_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat * float_format);
+extern const struct floatformat ** gdbarch_float_format (struct gdbarch *gdbarch);
+extern void set_gdbarch_float_format (struct gdbarch *gdbarch, const struct floatformat ** float_format);
#if !defined (GDB_TM_FILE) && defined (TARGET_FLOAT_FORMAT)
#error "Non multi-arch definition of TARGET_FLOAT_FORMAT"
#endif
#define TARGET_DOUBLE_BIT (gdbarch_double_bit (current_gdbarch))
#endif
-extern const struct floatformat * gdbarch_double_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat * double_format);
+extern const struct floatformat ** gdbarch_double_format (struct gdbarch *gdbarch);
+extern void set_gdbarch_double_format (struct gdbarch *gdbarch, const struct floatformat ** double_format);
#if !defined (GDB_TM_FILE) && defined (TARGET_DOUBLE_FORMAT)
#error "Non multi-arch definition of TARGET_DOUBLE_FORMAT"
#endif
#define TARGET_LONG_DOUBLE_BIT (gdbarch_long_double_bit (current_gdbarch))
#endif
-extern const struct floatformat * gdbarch_long_double_format (struct gdbarch *gdbarch);
-extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat * long_double_format);
+extern const struct floatformat ** gdbarch_long_double_format (struct gdbarch *gdbarch);
+extern void set_gdbarch_long_double_format (struct gdbarch *gdbarch, const struct floatformat ** long_double_format);
#if !defined (GDB_TM_FILE) && defined (TARGET_LONG_DOUBLE_FORMAT)
#error "Non multi-arch definition of TARGET_LONG_DOUBLE_FORMAT"
#endif
extern void gdbarch_remote_translate_xfer_address (struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR gdb_addr, int gdb_len, CORE_ADDR *rem_addr, int *rem_len);
extern void set_gdbarch_remote_translate_xfer_address (struct gdbarch *gdbarch, gdbarch_remote_translate_xfer_address_ftype *remote_translate_xfer_address);
+/* Return the remote protocol register number associated with this
+ register. Normally the identity mapping. */
+
+typedef int (gdbarch_remote_register_number_ftype) (struct gdbarch *gdbarch, int regno);
+extern int gdbarch_remote_register_number (struct gdbarch *gdbarch, int regno);
+extern void set_gdbarch_remote_register_number (struct gdbarch *gdbarch, gdbarch_remote_register_number_ftype *remote_register_number);
+
/* Fetch the target specific address used to represent a load module. */
#if defined (FETCH_TLS_LOAD_MODULE_ADDRESS)
#define SMASH_TEXT_ADDRESS(addr) (gdbarch_smash_text_address (current_gdbarch, addr))
#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 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: 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.
- 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. */
+ A return value of 1 means that the software_single_step breakpoints
+ were inserted; 0 means they were not. */
#if defined (SOFTWARE_SINGLE_STEP)
/* Legacy for systems yet to multi-arch SOFTWARE_SINGLE_STEP */
#define SOFTWARE_SINGLE_STEP_P() (gdbarch_software_single_step_p (current_gdbarch))
#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);
+typedef int (gdbarch_software_single_step_ftype) (struct regcache *regcache);
+extern int gdbarch_software_single_step (struct gdbarch *gdbarch, struct regcache *regcache);
extern void set_gdbarch_software_single_step (struct gdbarch *gdbarch, gdbarch_software_single_step_ftype *software_single_step);
#if !defined (GDB_TM_FILE) && defined (SOFTWARE_SINGLE_STEP)
#error "Non multi-arch definition of SOFTWARE_SINGLE_STEP"
#endif
#if !defined (SOFTWARE_SINGLE_STEP)
-#define SOFTWARE_SINGLE_STEP(sig, insert_breakpoints_p) (gdbarch_software_single_step (current_gdbarch, sig, insert_breakpoints_p))
+#define SOFTWARE_SINGLE_STEP(regcache) (gdbarch_software_single_step (current_gdbarch, regcache))
#endif
/* Return non-zero if the processor is executing a delay slot and a