diff options
Diffstat (limited to 'asm/intel64/div.cpp')
| -rw-r--r-- | asm/intel64/div.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/asm/intel64/div.cpp b/asm/intel64/div.cpp index 1e98b7b..cfe2503 100644 --- a/asm/intel64/div.cpp +++ b/asm/intel64/div.cpp @@ -21,14 +21,17 @@ Op_div::Op_div(const Asm::Args& args) machine_code = REX("W") + std::vector<uint8_t>{ 0xF7 } + ModRM("/6", std::any_cast<Asm::Args::Register64>(args[0]).name()); } else if (args[0].type() == typeid(Asm::Args::Mem8Ptr64)) { // div byte ptr [reg64] (accu is al (remainder=ah) <- ah / x) + Asm::Args::Mem8Ptr64 ptr{std::any_cast<Asm::Args::Mem8Ptr64>(args[0])}; machine_code = std::vector<uint8_t>{ 0xF6 } + - ModRM("/6", std::any_cast<Asm::Args::Mem8Ptr64>(args[0]).reg()); + ModRM("/6", ptr.reg(), ptr.offs()); } else if (args[0].type() == typeid(Asm::Args::Mem32Ptr64)) { // div dword ptr [reg64] (accu is eax (remainder=edx) <- edx:eax / x) + Asm::Args::Mem32Ptr64 ptr{std::any_cast<Asm::Args::Mem32Ptr64>(args[0])}; machine_code = std::vector<uint8_t>{ 0xF7 } + - ModRM("/6", std::any_cast<Asm::Args::Mem32Ptr64>(args[0]).reg()); + ModRM("/6", ptr.reg(), ptr.offs()); } else if (args[0].type() == typeid(Asm::Args::Mem64Ptr64)) { // div qword ptr [reg64] (accu is rax (remainder=rdx) <- rdx:rax / x) + Asm::Args::Mem64Ptr64 ptr{std::any_cast<Asm::Args::Mem64Ptr64>(args[0])}; machine_code = REX("W") + std::vector<uint8_t>{ 0xF7 } + - ModRM("/6", std::any_cast<Asm::Args::Mem64Ptr64>(args[0]).reg()); + ModRM("/6", ptr.reg(), ptr.offs()); } else { throw std::runtime_error("Unimplemented: div "s + args[0].type().name()); } |