32 lines
849 B
C++
32 lines
849 B
C++
#include <pslang/jit/executable.hpp>
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#include <stdexcept>
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#ifdef __linux__
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#include <sys/mman.h>
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#endif
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namespace pslang::jit
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{
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compiled_module make_host_executable(compiled_module module)
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{
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#ifdef __linux__
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if (module.abi != abi::itanium)
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throw std::runtime_error("Abi mismatch");
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auto ptr = (std::uint8_t *)mmap(nullptr, module.memory.size, PROT_READ | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
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auto shared_ptr = std::shared_ptr<std::uint8_t>(ptr, [size = module.memory.size](std::uint8_t * ptr){ munmap(ptr, size); });
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return compiled_module {
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.memory = blob(shared_ptr, module.memory.size),
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.symbol_table = std::move(module.symbol_table),
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.entry_point = module.entry_point,
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.abi = module.abi,
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};
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#else
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throw std::runtime_error("Host-executable modules are not supported for this platform");
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#endif
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}
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}
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