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70 lines
No EOL
1.6 KiB
C
70 lines
No EOL
1.6 KiB
C
#if defined(ENABLE_CLOSURE_BRIDGE_TEMPLATE)
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#if defined(__WIN32__) || defined(__APPLE__)
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#define xcdecl(s) "_" s
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#else
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#define xcdecl(s) s
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#endif
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#define xASM(x) __asm(x)
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__attribute__((naked)) void closure_bridge_template() {
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// flags register
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xASM("pushfq");
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// general register
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xASM("sub rsp, #(16*8)");
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xASM("mov [rsp+16*0], rax");
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xASM("mov [rsp+16*1], rbx");
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xASM("mov [rsp+16*2], rcx");
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xASM("mov [rsp+16*3], rdx");
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xASM("mov [rsp+16*4], rbp");
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xASM("mov [rsp+16*5], rsp");
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xASM("mov [rsp+16*6], rdi");
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xASM("mov [rsp+16*7], rsi");
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xASM("mov [rsp+16*8], r8");
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xASM("mov [rsp+16*9], r9");
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xASM("mov [rsp+16*10], r10");
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xASM("mov [rsp+16*11], r11");
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xASM("mov [rsp+16*12], r12");
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xASM("mov [rsp+16*13], r13");
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xASM("mov [rsp+16*14], r14");
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xASM("mov [rsp+16*15], r15");
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// ======= Jump to UnifiedInterface Bridge Handle =======
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// prepare args
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// @rdi: data_address
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// @rsi: RegisterContext stack address
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xASM("mov rdi, rsp");
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xASM("mov rsi, [rsp-16*8]");
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xASM("call " xcdecl("intercept_routing_common_bridge_handler"));
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// ======= RegisterContext Restore =======
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// general register
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xASM("pop r15");
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xASM("pop r14");
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xASM("pop r13");
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xASM("pop r12");
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xASM("pop r11");
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xASM("pop r10");
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xASM("pop r9");
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xASM("pop r8");
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xASM("pop rsi");
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xASM("pop rdi");
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xASM("pop rsp");
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xASM("pop rbp");
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xASM("pop rdx");
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xASM("pop rcx");
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xASM("pop rbx");
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xASM("pop rax");
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// flags register
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xASM("popfq");
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// trick: use the 'carry_data' placeholder, as the return address
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xASM("ret");
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};
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#endif |