diff options
| -rw-r--r-- | runtime/elf_file.cc | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/runtime/elf_file.cc b/runtime/elf_file.cc index 20bb6e3e2a..fac6f53e74 100644 --- a/runtime/elf_file.cc +++ b/runtime/elf_file.cc @@ -976,6 +976,19 @@ void ElfFile::GdbJITSupport() { return; } + // This is not needed if we have no .text segment. + uint32_t text_start_addr = 0; + for (uint32_t i = 0; i < segments_.size(); i++) { + if (segments_[i]->GetProtect() & PROT_EXEC) { + // We found the .text section. + text_start_addr = PointerToLowMemUInt32(segments_[i]->Begin()); + break; + } + } + if (text_start_addr == 0U) { + return; + } + // Okay, we are good enough. Fake up an ELF image and tell GDB about it. // We need some extra space for the debug and string sections, the ELF header, and the // section header. @@ -1059,16 +1072,6 @@ void ElfFile::GdbJITSupport() { // We now need to update the addresses for debug_info and debug_frame to get to the // correct offset within the .text section. - uint32_t text_start_addr = 0; - for (uint32_t i = 0; i < segments_.size(); i++) { - if (segments_[i]->GetProtect() & PROT_EXEC) { - // We found the .text section. - text_start_addr = PointerToLowMemUInt32(segments_[i]->Begin()); - break; - } - } - DCHECK_NE(text_start_addr, 0U); - byte *p = jit_elf_image_+debug_offsets[8]; byte *end = p + all.GetSectionHeader(8).sh_size; |