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#include <cstdint>
int main() {
constexpr uint64_t rax = 0x0102030405060708;
constexpr uint64_t rbx = 0x1112131415161718;
constexpr uint64_t rcx = 0x2122232425262728;
constexpr uint64_t rdx = 0x3132333435363738;
constexpr uint64_t rsp = 0x4142434445464748;
constexpr uint64_t rbp = 0x5152535455565758;
constexpr uint64_t rsi = 0x6162636465666768;
constexpr uint64_t rdi = 0x7172737475767778;
asm volatile(
// save rsp & rbp
"movq %%rsp, %%r8\n\t"
"movq %%rbp, %%r9\n\t"
"\n\t"
"movq %4, %%rsp\n\t"
"movq %5, %%rbp\n\t"
"\n\t"
"int3\n\t"
"\n\t"
// restore rsp & rbp
"movq %%r8, %%rsp\n\t"
"movq %%r9, %%rbp"
:
: "a"(rax), "b"(rbx), "c"(rcx), "d"(rdx), "i"(rsp), "i"(rbp), "S"(rsi),
"D"(rdi)
: "%r8", "%r9"
);
return 0;
}
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