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authorAndrew Cagney <cagney@redhat.com>2004-09-01 14:13:33 +0000
committerAndrew Cagney <cagney@redhat.com>2004-09-01 14:13:33 +0000
commitc8cd9f6c4cdd895e65e4feb4b2402a2dfdbc3822 (patch)
tree5e76c9e65865d68734971b40825f26f140c255b3 /gdb/blockframe.c
parent0df3d27f988df8bdb52cd320fd20ae30f55255bd (diff)
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2004-08-31 Andrew Cagney <cagney@gnu.org>
* frame.c: Include "objfiles.h". (inside_main_func): New function. (get_prev_frame): Use new inside_main_func. * Makefile.in (frame.o): Update dependencies. * defs.h (inside_main_func): Delete declaration. * blockframe.c (inside_main_func): Delete function.
Diffstat (limited to 'gdb/blockframe.c')
-rw-r--r--gdb/blockframe.c84
1 files changed, 0 insertions, 84 deletions
diff --git a/gdb/blockframe.c b/gdb/blockframe.c
index 7d9618f..d752c8d 100644
--- a/gdb/blockframe.c
+++ b/gdb/blockframe.c
@@ -43,90 +43,6 @@
void _initialize_blockframe (void);
-/* Test whether PC is in the range of addresses that corresponds to
- the "main" function. */
-
-int
-inside_main_func (CORE_ADDR pc)
-{
- struct minimal_symbol *msymbol;
-
- if (symfile_objfile == 0)
- return 0;
-
- msymbol = lookup_minimal_symbol (main_name (), NULL, symfile_objfile);
-
- /* If the address range hasn't been set up at symbol reading time,
- set it up now. */
-
- if (msymbol != NULL
- && symfile_objfile->ei.main_func_lowpc == INVALID_ENTRY_LOWPC
- && symfile_objfile->ei.main_func_highpc == INVALID_ENTRY_HIGHPC)
- {
- /* brobecker/2003-10-10: We used to rely on lookup_symbol() to
- search the symbol associated to the "main" function.
- Unfortunately, lookup_symbol() uses the current-language
- la_lookup_symbol_nonlocal function to do the global symbol
- search. Depending on the language, this can introduce
- certain side-effects, because certain languages, for instance
- Ada, may find more than one match. Therefore we prefer to
- search the "main" function symbol using its address rather
- than its name. */
- struct symbol *mainsym =
- find_pc_function (SYMBOL_VALUE_ADDRESS (msymbol));
-
- if (mainsym && SYMBOL_CLASS (mainsym) == LOC_BLOCK)
- {
- symfile_objfile->ei.main_func_lowpc =
- BLOCK_START (SYMBOL_BLOCK_VALUE (mainsym));
- symfile_objfile->ei.main_func_highpc =
- BLOCK_END (SYMBOL_BLOCK_VALUE (mainsym));
- }
- }
-
- /* Not in the normal symbol tables, see if "main" is in the partial
- symbol table. If it's not, then give up. */
- if (msymbol != NULL && MSYMBOL_TYPE (msymbol) == mst_text)
- {
- CORE_ADDR maddr = SYMBOL_VALUE_ADDRESS (msymbol);
- asection *msect = SYMBOL_BFD_SECTION (msymbol);
- struct obj_section *osect = find_pc_sect_section (maddr, msect);
-
- if (osect != NULL)
- {
- int i;
-
- /* Step over other symbols at this same address, and symbols
- in other sections, to find the next symbol in this
- section with a different address. */
- for (i = 1; SYMBOL_LINKAGE_NAME (msymbol + i) != NULL; i++)
- {
- if (SYMBOL_VALUE_ADDRESS (msymbol + i) != maddr
- && SYMBOL_BFD_SECTION (msymbol + i) == msect)
- break;
- }
-
- symfile_objfile->ei.main_func_lowpc = maddr;
-
- /* Use the lesser of the next minimal symbol in the same
- section, or the end of the section, as the end of the
- function. */
- if (SYMBOL_LINKAGE_NAME (msymbol + i) != NULL
- && SYMBOL_VALUE_ADDRESS (msymbol + i) < osect->endaddr)
- symfile_objfile->ei.main_func_highpc =
- SYMBOL_VALUE_ADDRESS (msymbol + i);
- else
- /* We got the start address from the last msymbol in the
- objfile. So the end address is the end of the
- section. */
- symfile_objfile->ei.main_func_highpc = osect->endaddr;
- }
- }
-
- return (symfile_objfile->ei.main_func_lowpc <= pc
- && symfile_objfile->ei.main_func_highpc > pc);
-}
-
/* Test whether THIS_FRAME is inside the process entry point function. */
int