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Fix gdtr loading for unicorn

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momo5502
2025-08-18 18:56:58 +02:00
parent f432af419b
commit 81ef6ed71a
1 changed files with 5 additions and 2 deletions
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7
src/backends/unicorn-emulator/unicorn_x86_64_emulator.cpp
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@@ -244,8 +244,11 @@ namespace unicorn
void load_gdt(const pointer_type address, const uint32_t limit) override void load_gdt(const pointer_type address, const uint32_t limit) override
{ {
const std::array<uint64_t, 4> gdtr = {0, address, limit, 0}; uc_x86_mmr gdt{};
this->write_register(x86_register::gdtr, gdtr.data(), gdtr.size() * sizeof(uint64_t)); gdt.base = address;
gdt.limit = limit;
this->write_register(x86_register::gdtr, &gdt, sizeof(gdt));
} }
void set_segment_base(const x86_register base, const pointer_type value) override void set_segment_base(const x86_register base, const pointer_type value) override