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31 lines
853 B
ArmAsm
31 lines
853 B
ArmAsm
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// .section __TEXT,__text,regular,pure_instructions
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// For iOS, we can't allocate executable memory, but we can use `remap` doing some trick.
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// For details, please refer `libffi`
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#if defined(ENABLE_CLOSURE_BRIDGE_TEMPLATE)
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#if defined(__WIN32__) || defined(__APPLE__)
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#define cdecl(s) _##s
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#else
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#define cdecl(s) s
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#endif
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#define PAGE_MAX_SIZE 4096
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#define PAGE_MAX_SHIFT 14
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.align PAGE_MAX_SHIFT
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.globl cdecl(dynamic_closure_trampoline_table_page)
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cdecl(dynamic_closure_trampoline_table_page):
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.rept (PAGE_MAX_SIZE - 4 * 4) / 8 // sub dynamic_closure_trampoline_forward size
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adr x16, #0
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b cdecl(dynamic_closure_trampoline_forward)
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.endr
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cdecl(dynamic_closure_trampoline_forward):
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sub x16, x16, #0x4000 // [DynamicClosureTrampoline **]
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ldr x16, [x16, #0] // [DynamicClosureTrampoline *]
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ldr x17, [x16, #0] // trampolineTo
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br x17
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#endif
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