diff options
Diffstat (limited to 'gdb/blockframe.c')
| -rw-r--r-- | gdb/blockframe.c | 54 |
1 files changed, 12 insertions, 42 deletions
diff --git a/gdb/blockframe.c b/gdb/blockframe.c index b03cd1b..014c45b 100644 --- a/gdb/blockframe.c +++ b/gdb/blockframe.c @@ -195,7 +195,7 @@ find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name, { struct obj_section *section; struct symbol *f; - struct minimal_symbol *msymbol; + struct bound_minimal_symbol msymbol; struct symtab *symtab = NULL; struct objfile *objfile; int i; @@ -217,11 +217,11 @@ find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name, && section == cache_pc_function_section) goto return_cached_value; - msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section).minsym; + msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section); ALL_OBJFILES (objfile) { if (objfile->sf) - symtab = objfile->sf->qf->find_pc_sect_symtab (objfile, msymbol, + symtab = objfile->sf->qf->find_pc_sect_symtab (objfile, msymbol.minsym, mapped_pc, section, 0); if (symtab) break; @@ -233,9 +233,9 @@ find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name, "pathological" case mentioned in print_frame_info. */ f = find_pc_sect_function (mapped_pc, section); if (f != NULL - && (msymbol == NULL + && (msymbol.minsym == NULL || (BLOCK_START (SYMBOL_BLOCK_VALUE (f)) - >= SYMBOL_VALUE_ADDRESS (msymbol)))) + >= SYMBOL_VALUE_ADDRESS (msymbol.minsym)))) { cache_pc_function_low = BLOCK_START (SYMBOL_BLOCK_VALUE (f)); cache_pc_function_high = BLOCK_END (SYMBOL_BLOCK_VALUE (f)); @@ -252,10 +252,10 @@ find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name, last function in the text segment. */ if (!section) - msymbol = NULL; + msymbol.minsym = NULL; /* Must be in the minimal symbol table. */ - if (msymbol == NULL) + if (msymbol.minsym == NULL) { /* No available symbol. */ if (name != NULL) @@ -269,42 +269,12 @@ find_pc_partial_function_gnu_ifunc (CORE_ADDR pc, const char **name, return 0; } - cache_pc_function_low = SYMBOL_VALUE_ADDRESS (msymbol); - cache_pc_function_name = SYMBOL_LINKAGE_NAME (msymbol); + cache_pc_function_low = SYMBOL_VALUE_ADDRESS (msymbol.minsym); + cache_pc_function_name = SYMBOL_LINKAGE_NAME (msymbol.minsym); cache_pc_function_section = section; - cache_pc_function_is_gnu_ifunc = MSYMBOL_TYPE (msymbol) == mst_text_gnu_ifunc; - - /* If the minimal symbol has a size, use it for the cache. - Otherwise 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 (MSYMBOL_SIZE (msymbol) != 0) - cache_pc_function_high = cache_pc_function_low + MSYMBOL_SIZE (msymbol); - else - { - /* 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) - != SYMBOL_VALUE_ADDRESS (msymbol) - && SYMBOL_SECTION (msymbol + i) - == SYMBOL_SECTION (msymbol)) - break; - } - - if (SYMBOL_LINKAGE_NAME (msymbol + i) != NULL - && SYMBOL_VALUE_ADDRESS (msymbol + i) - < obj_section_endaddr (section)) - cache_pc_function_high = 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. */ - cache_pc_function_high = obj_section_endaddr (section); - } + cache_pc_function_is_gnu_ifunc = (MSYMBOL_TYPE (msymbol.minsym) + == mst_text_gnu_ifunc); + cache_pc_function_high = minimal_symbol_upper_bound (msymbol); return_cached_value: |