diff options
Diffstat (limited to 'base/loader')
-rw-r--r-- | base/loader/elf_object.cc | 10 | ||||
-rw-r--r-- | base/loader/symtab.cc | 25 | ||||
-rw-r--r-- | base/loader/symtab.hh | 7 |
3 files changed, 34 insertions, 8 deletions
diff --git a/base/loader/elf_object.cc b/base/loader/elf_object.cc index b8ffd2b10..a0c0c0551 100644 --- a/base/loader/elf_object.cc +++ b/base/loader/elf_object.cc @@ -191,7 +191,7 @@ bool ElfObject::loadSomeSymbols(SymbolTable *symtab, int binding) { Elf *elf; - int secidx = 1; // there is a 0 but it is nothing, go figure + int sec_idx = 1; // there is a 0 but it is nothing, go figure Elf_Scn *section; GElf_Shdr shdr; Elf_Data *data; @@ -211,7 +211,7 @@ ElfObject::loadSomeSymbols(SymbolTable *symtab, int binding) assert(elf != NULL); // Get the first section - section = elf_getscn(elf, secidx); + section = elf_getscn(elf, sec_idx); // While there are no more sections while (section != NULL) { @@ -226,14 +226,14 @@ ElfObject::loadSomeSymbols(SymbolTable *symtab, int binding) // loop through all the symbols, only loading global ones for (ii = 0; ii < count; ++ii) { gelf_getsym(data, ii, &sym); - if (GELF_ST_BIND(sym.st_info) & binding) { + if (GELF_ST_BIND(sym.st_info) == binding) { symtab->insert(sym.st_value, elf_strptr(elf, shdr.sh_link, sym.st_name)); } } } - ++secidx; - section = elf_getscn(elf, secidx); + ++sec_idx; + section = elf_getscn(elf, sec_idx); } elf_end(elf); diff --git a/base/loader/symtab.cc b/base/loader/symtab.cc index 075c197a6..cb18d499c 100644 --- a/base/loader/symtab.cc +++ b/base/loader/symtab.cc @@ -95,6 +95,31 @@ SymbolTable::load(const string &filename) } bool +SymbolTable::findNearestSymbol(Addr address, string &symbol) const +{ + ATable::const_iterator i = addrTable.lower_bound(address); + + // check for PALCode + if (address & 0x1) + return false; + + // first check for the end + if (i == addrTable.end()) + i--; + else if (i == addrTable.begin() && (*i).first != address) + return false; + else if ((*i).first != address) + i--; + + symbol = (*i).second; + + if (address != (*i).first) + symbol += csprintf("+%d", address - (*i).first); + + return true; +} + +bool SymbolTable::findSymbol(Addr address, string &symbol) const { ATable::const_iterator i = addrTable.find(address); diff --git a/base/loader/symtab.hh b/base/loader/symtab.hh index 49a811018..1502e4250 100644 --- a/base/loader/symtab.hh +++ b/base/loader/symtab.hh @@ -29,14 +29,14 @@ #ifndef __SYMTAB_HH__ #define __SYMTAB_HH__ -#include "base/hashmap.hh" +#include <map> #include "targetarch/isa_traits.hh" // for Addr class SymbolTable { private: - typedef m5::hash_map<Addr, std::string> ATable; - typedef m5::hash_map<std::string, Addr> STable; + typedef std::map<Addr, std::string> ATable; + typedef std::map<std::string, Addr> STable; ATable addrTable; STable symbolTable; @@ -49,6 +49,7 @@ class SymbolTable bool insert(Addr address, std::string symbol); bool load(const std::string &file); + bool findNearestSymbol(Addr address, std::string &symbol) const; bool findSymbol(Addr address, std::string &symbol) const; bool findAddress(const std::string &symbol, Addr &address) const; |