diff options
Diffstat (limited to 'gdb/std-regs.c')
| -rw-r--r-- | gdb/std-regs.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/gdb/std-regs.c b/gdb/std-regs.c index 6078d1a..9f6f9ac 100644 --- a/gdb/std-regs.c +++ b/gdb/std-regs.c @@ -74,20 +74,25 @@ value_of_builtin_frame_reg (struct frame_info *frame) static struct value * value_of_builtin_frame_fp_reg (struct frame_info *frame) { -#ifdef FP_REGNUM - if (FP_REGNUM >= 0) - return value_of_register (FP_REGNUM, frame); -#endif - { - struct value *val = allocate_value (builtin_type_void_data_ptr); - char *buf = VALUE_CONTENTS_RAW (val); - if (frame == NULL) - memset (buf, TYPE_LENGTH (VALUE_TYPE (val)), 0); - else - ADDRESS_TO_POINTER (builtin_type_void_data_ptr, buf, - get_frame_base (frame)); - return val; - } + if (DEPRECATED_FP_REGNUM >= 0) + /* NOTE: cagney/2003-04-24: Since the mere presence of "fp" in the + register name table overrides this built-in $fp register, there + is no real reason for this DEPRECATED_FP_REGNUM trickery here. + An architecture wanting to implement "$fp" as alias for a raw + register can do so by adding "fp" to register name table (mind + you, doing this is probably a dangerous thing). */ + return value_of_register (DEPRECATED_FP_REGNUM, frame); + else + { + struct value *val = allocate_value (builtin_type_void_data_ptr); + char *buf = VALUE_CONTENTS_RAW (val); + if (frame == NULL) + memset (buf, TYPE_LENGTH (VALUE_TYPE (val)), 0); + else + ADDRESS_TO_POINTER (builtin_type_void_data_ptr, buf, + get_frame_base (frame)); + return val; + } } static struct value * |