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add AOT logging for C strings

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This commit is contained in:
Andrew Dinn 2026-02-23 10:30:24 +00:00
parent ba3b0de8a6
commit 8aaf554730
1 changed files with 9 additions and 5 deletions
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14
src/hotspot/share/code/aotCodeCache.cpp
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@ -2103,6 +2103,7 @@ void AOTCodeCache::load_strings() {
uint len = string_lengths[i];
_C_strings_s[i] = i;
_C_strings_id[i] = i;
log_trace(aot, codecache, stringtable)("load_strings: _C_strings[%d] " INTPTR_FORMAT " '%s'", i, p2i(p), p);
p += len;
}
assert((uint)(p - _C_strings_buf) <= strings_size, "(" INTPTR_FORMAT " - " INTPTR_FORMAT ") = %d > %d ", p2i(p), p2i(_C_strings_buf), (uint)(p - _C_strings_buf), strings_size);
@ -2122,6 +2123,7 @@ int AOTCodeCache::store_strings() {
}
for (int i = 0; i < _C_strings_used; i++) {
const char* str = _C_strings[_C_strings_s[i]];
log_trace(aot, codecache, stringtable)("store_strings: _C_strings[%d] " INTPTR_FORMAT " '%s'", i, p2i(str), str);
uint len = (uint)strlen(str) + 1;
length += len;
assert(len < 1000, "big string: %s", str);
@ -2187,6 +2189,7 @@ int AOTCodeAddressTable::id_for_C_string(address str) {
assert(id < _C_strings_used, "%d >= %d", id , _C_strings_used);
return id; // Found recorded
}
log_trace(aot, codecache, stringtable)("id_for_C_string: _C_strings[%d ==> %d] " INTPTR_FORMAT " '%s'", i, _C_strings_used, p2i(str), str);
// Not found in recorded, add new
id = _C_strings_used++;
_C_strings_s[id] = i;
@ -2245,11 +2248,7 @@ int AOTCodeAddressTable::id_for_address(address addr, RelocIterator reloc, CodeB
if (addr == (address)-1) { // Static call stub has jump to itself
return id;
}
// Seach for C string
id = id_for_C_string(addr);
if (id >= 0) {
return id + _c_str_base;
}
// fast path for stubs and external addresses
if (_hash_table != nullptr) {
int *result = _hash_table->get(addr);
if (result != nullptr) {
@ -2259,6 +2258,11 @@ int AOTCodeAddressTable::id_for_address(address addr, RelocIterator reloc, CodeB
return id;
}
}
// Seach for C string
id = id_for_C_string(addr);
if (id >= 0) {
return id + _c_str_base;
}
if (StubRoutines::contains(addr) || CodeCache::find_blob(addr) != nullptr) {
// Search for a matching stub entry
id = search_address(addr, _stubs_addr, _stubs_max);