mirror of
https://github.com/shadps4-emu/ext-cryptopp.git
synced 2024-11-23 18:09:48 +00:00
39 lines
892 B
C++
39 lines
892 B
C++
#include <cstdlib>
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int main(int argc, char* argv[])
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{
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unsigned int msr=0;
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unsigned int divisor=2;
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unsigned int buffer;
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__asm__ __volatile__
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(
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#if defined(__x86_64__) || defined(__amd64__)
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"mov %1, %%rdi ;\n"
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"movl %2, %%edx ;\n"
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#else
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"mov %1, %%edi ;\n"
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"movl %2, %%edx ;\n"
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#endif
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// xstore-rng
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".byte 0x0f, 0xa7, 0xc0 ;\n"
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#if defined(__x86_64__) || defined(__amd64__)
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"andq %%rax, 0x1f ;\n"
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"movl %%eax, %0 ;\n"
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#else
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"andl %%eax, 0x1f ;\n"
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"movl %%eax, %0 ;\n"
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#endif
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: "=g" (msr) : "g" (buffer), "g" (divisor)
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#if defined(__x86_64__) || defined(__amd64__)
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: "rax", "rdx", "rdi", "cc"
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#else
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: "eax", "edx", "edi", "cc"
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#endif
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);
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return 0;
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}
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