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some more playing with zydis

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This commit is contained in:
georgemoralis 2023-05-30 16:27:11 +03:00
parent 5a72e51f4e
commit 66ea5329d2
5 changed files with 30 additions and 10 deletions
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21
src/Core/PS4/Linker.cpp
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@ -1,6 +1,7 @@
#include "Linker.h"
#include "../Memory.h"
#include "../../Util/Log.h"
#include "../../Util/Disassembler.h"
constexpr bool debug_loader = true;
@ -101,7 +102,7 @@ void Linker::LoadModuleToMemory(Module* m)
LOG_INFO_IF(debug_loader, "segment_file_size .....: {}\n", segment_file_size);
LOG_INFO_IF(debug_loader, "segment_memory_size ...: {}\n", segment_memory_size);
LOG_INFO_IF(debug_loader, "segment_mode ..........: {}\n", segment_mode);
m->elf->LoadSegment(segment_addr, elf_pheader[i].p_offset, segment_file_size);
}
else
@ -138,4 +139,22 @@ void Linker::LoadModuleToMemory(Module* m)
}
}
LOG_INFO_IF(debug_loader, "program entry addr ..........: {:#018x}\n", m->elf->GetElfEntry() + m->base_virtual_addr);
auto* rt1 = reinterpret_cast<uint8_t*>(m->elf->GetElfEntry() + m->base_virtual_addr);
ZyanU64 runtime_address = m->elf->GetElfEntry() + m->base_virtual_addr;
// Loop over the instructions in our buffer.
ZyanUSize offset = 0;
ZydisDisassembledInstruction instruction;
while (ZYAN_SUCCESS(ZydisDisassembleIntel(
/* machine_mode: */ ZYDIS_MACHINE_MODE_LONG_64,
/* runtime_address: */ runtime_address,
/* buffer: */ rt1 + offset,
/* length: */ sizeof(rt1) - offset,
/* instruction: */ &instruction
))) {
printf("%016" PRIX64 " %s\n", runtime_address, instruction.text);
offset += instruction.info.length;
runtime_address += instruction.info.length;
}
}