25 lines
735 B
C
25 lines
735 B
C
#pragma once
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#define x86_64 1
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#define i386 2
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#define ARCH(arch) (__arch == arch)
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#if !defined(__arch) || (__arch != x86_64 && __arch != i386)
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#error "Unsupported architecture"
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#endif
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#if ARCH(x86_64)
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#define read_rsp(rsp) asm volatile("movq %%rsp, %0" : "=r"(rsp))
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#define push_callee_saved() asm volatile("pushq %rbx; pushq %rbp; pushq %r12; pushq %r13; pushq %r14; pushq %r15")
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#define pop_callee_saved() asm volatile("popq %r15; popq %r14; popq %r13; popq %r12; popq %rbp; popq %rbx")
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#else
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#define read_rsp(rsp) asm volatile("movl %%esp, %0" : "=r"(rsp))
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#define push_callee_saved() asm volatile("pushal")
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#define pop_callee_saved() asm volatile("popal")
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#endif
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#include <stdint.h>
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extern "C" uintptr_t read_rip();
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