* frame.h, symtab.h: Revise comments regarding baseregs.
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Fri Aug 20 14:01:39 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
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* frame.h, symtab.h: Revise comments regarding baseregs.
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Fri Aug 20 15:07:05 1993 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
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* mipsread.c (parse_partial_symbols, psymtab_to_symtab_1):
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@ -160,6 +160,10 @@ struct frame_saved_regs
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on a machine for which gdb has not been configured to support such
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access, report the failure to support this access mode. */
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/* FIXME: Code using this should be using get_saved_register, and a
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basereg number should just be an ordinary register number. There
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is no reason for this to be machine-specific. */
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#if !defined (FRAME_GET_BASEREG_VALUE)
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#define FRAME_GET_BASEREG_VALUE(frame, regno) \
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27
gdb/symtab.h
27
gdb/symtab.h
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@ -287,7 +287,12 @@ struct minimal_symbol
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mst_text, /* Generally executable instructions */
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mst_data, /* Generally initialized data */
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mst_bss, /* Generally uninitialized data */
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mst_abs /* Generally absolute (nonrelocatable) */
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mst_abs, /* Generally absolute (nonrelocatable) */
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/* For the mst_file* types, the names are only guaranteed to be unique
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within a given .o file. */
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mst_file_text, /* Static version of mst_text */
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mst_file_data, /* Static version of mst_data */
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mst_file_bss /* Static version of mst_bss */
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} type;
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};
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@ -563,12 +568,18 @@ struct symbol
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#define SYMBOL_LINE(symbol) (symbol)->line
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#define SYMBOL_BASEREG(symbol) (symbol)->aux_value.basereg.regno
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/* This currently fails because some symbols are not being initialized
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to zero on allocation, and no code is currently setting this value.
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Basereg handling will probably change significantly in the next release.
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FIXME -fnf */
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/* If we want to do baseregs using this approach we should have a
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LOC_BASEREG (and LOC_BASEREG_ARG) rather than changing the meaning
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of LOC_LOCAL, LOC_ARG, etc. based on SYMBOL_BASEREG_VALID. But
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this approach provides just a small fraction of the expressiveness
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of a DWARF location, so it does less than we might want. On the
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other hand, it may do more than we need; FRAME_LOCALS_ADDRESS,
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LOC_REGPARM_ADDR, and similar things seem to handle most of the
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cases which actually come up. */
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#if 0
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/* This currently fails because some symbols are not being initialized
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to zero on allocation, and no code is currently setting this value. */
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#define SYMBOL_BASEREG_VALID(symbol) (symbol)->aux_value.basereg.regno_valid
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#else
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#define SYMBOL_BASEREG_VALID(symbol) 0
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@ -1092,9 +1103,6 @@ extern char **make_symbol_completion_list PARAMS ((char *, char *));
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/* symtab.c */
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extern void
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clear_symtab_users_once PARAMS ((void));
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extern struct partial_symtab *
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find_main_psymtab PARAMS ((void));
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@ -1105,6 +1113,9 @@ blockvector_for_pc PARAMS ((CORE_ADDR, int *));
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/* symfile.c */
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extern void
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clear_symtab_users PARAMS ((void));
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extern enum language
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deduce_language_from_filename PARAMS ((char *));
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