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44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
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#include "platform_macro.h"
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#if defined(TARGET_ARCH_X64)
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#include "dobby_internal.h"
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#include "core/modules/assembler/assembler-x64.h"
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#include "TrampolineBridge/ClosureTrampolineBridge/AssemblyClosureTrampoline.h"
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using namespace zz;
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using namespace zz::x64;
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ClosureTrampolineEntry *ClosureTrampoline::CreateClosureTrampoline(void *carry_data, void *carry_handler) {
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ClosureTrampolineEntry *entry = nullptr;
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entry = new ClosureTrampolineEntry;
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AssemblyCodeChunk *cchunk = MemoryArena::AllocateCodeChunk(32);
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if (cchunk == nullptr) {
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return NULL;
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}
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#define _ turbo_assembler_.
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#define __ turbo_assembler_.GetCodeBuffer()->
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TurboAssembler turbo_assembler_(0);
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char *push_rip_6 = (char *)"\xff\x35\x06\x00\x00\x00";
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char *jmp_rip_8 = (char *)"\xff\x25\x08\x00\x00\x00";
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__ EmitBuffer(push_rip_6, 6);
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__ EmitBuffer(jmp_rip_8, 6);
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__ Emit64((uint64_t)entry);
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__ Emit64((uint64_t)get_closure_bridge());
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entry->address = (void *)cchunk->raw_instruction_start();
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entry->size = cchunk->raw_instruction_size();
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entry->carry_data = carry_data;
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entry->carry_handler = carry_handler;
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CodeBufferBase *buffer = reinterpret_cast<CodeBufferBase *>(turbo_assembler_.GetCodeBuffer());
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CodePatch(cchunk->address, (uint8_t *)buffer->getRawBuffer(), buffer->getSize());
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return entry;
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}
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#endif
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