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@ -26,7 +26,7 @@ |
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#include "dynarmic/common/assert.h"
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#include <mcl/bit/bit_field.hpp>
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#include <xbyak/xbyak.h>
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#include "dynarmic/backend/x64/xbyak.h"
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#include "dynarmic/backend/x64/a32_jitstate.h"
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#include "dynarmic/backend/x64/abi.h"
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@ -58,8 +58,13 @@ const std::array<Xbyak::Reg64, ABI_PARAM_COUNT> BlockOfCode::ABI_PARAMS = {Block |
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namespace { |
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#ifdef __OPENORBIS__
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constexpr size_t CONSTANT_POOL_SIZE = 8 * 4096; |
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constexpr size_t PRELUDE_COMMIT_SIZE = 8 * 4096; |
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#else
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constexpr size_t CONSTANT_POOL_SIZE = 2 * 1024 * 1024; |
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constexpr size_t PRELUDE_COMMIT_SIZE = 16 * 1024 * 1024; |
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#endif
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class CustomXbyakAllocator : public Xbyak::Allocator { |
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public: |
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@ -67,8 +72,12 @@ public: |
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uint8_t* alloc(size_t size) override { |
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void* p = VirtualAlloc(nullptr, size, MEM_RESERVE, PAGE_READWRITE); |
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if (p == nullptr) { |
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#ifndef XBYAK_NO_EXCEPTION
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using Xbyak::Error; |
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XBYAK_THROW(Xbyak::ERR_CANT_ALLOC); |
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#else
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std::abort(); |
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#endif
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} |
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return static_cast<uint8_t*>(p); |
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} |
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@ -106,8 +115,12 @@ public: |
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#endif
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void* p = mmap(nullptr, size, prot, mode, -1, 0); |
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if (p == MAP_FAILED) { |
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#ifndef XBYAK_NO_EXCEPTION
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using Xbyak::Error; |
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XBYAK_THROW(Xbyak::ERR_CANT_ALLOC); |
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#else
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std::abort(); |
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#endif
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} |
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std::memcpy(p, &size, sizeof(size_t)); |
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return static_cast<uint8_t*>(p) + DYNARMIC_PAGE_SIZE; |
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@ -233,14 +246,14 @@ bool IsUnderRosetta() { |
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} // anonymous namespace
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#ifdef DYNARMIC_ENABLE_NO_EXECUTE_SUPPORT
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static const auto default_cg_mode = Xbyak::DontSetProtectRWE; |
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BlockOfCode::BlockOfCode(RunCodeCallbacks cb, JitStateInfo jsi, size_t total_code_size, std::function<void(BlockOfCode&)> rcp) noexcept |
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#ifdef __OPENORBIS__
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: Xbyak::CodeGenerator(total_code_size, Xbyak::AutoGrow, &s_allocator) |
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#elif defined(DYNARMIC_ENABLE_NO_EXECUTE_SUPPORT)
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: Xbyak::CodeGenerator(total_code_size, Xbyak::DontSetProtectRWE, &s_allocator) |
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#else
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static const auto default_cg_mode = nullptr; //Allow RWE
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: Xbyak::CodeGenerator(total_code_size, nullptr, &s_allocator) |
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#endif
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BlockOfCode::BlockOfCode(RunCodeCallbacks cb, JitStateInfo jsi, size_t total_code_size, std::function<void(BlockOfCode&)> rcp) noexcept |
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: Xbyak::CodeGenerator(total_code_size, default_cg_mode, &s_allocator) |
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, cb(std::move(cb)) |
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, jsi(jsi) |
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, constant_pool(*this, CONSTANT_POOL_SIZE) |
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@ -533,8 +546,12 @@ size_t BlockOfCode::GetTotalCodeSize() const { |
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void* BlockOfCode::AllocateFromCodeSpace(size_t alloc_size) { |
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if (size_ + alloc_size >= maxSize_) { |
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#ifndef XBYAK_NO_EXCEPTION
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using Xbyak::Error; |
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XBYAK_THROW(Xbyak::ERR_CODE_IS_TOO_BIG); |
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#else
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std::abort(); |
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#endif
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} |
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EnsureMemoryCommitted(alloc_size); |
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lizzie
7 days ago