cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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test_dsp_r1_shllv_ph.c (769B)

      1#include<stdio.h>
      2#include<assert.h>
      3
      4int main()
      5{
      6    int rd, rs, rt, dsp;
      7    int result, resultdsp;
      8
      9    rs        = 0x0;
     10    rt        = 0x12345678;
     11    result    = 0x12345678;
     12    resultdsp = 0;
     13
     14    __asm
     15        ("shllv.ph %0, %2, %3\n\t"
     16         "rddsp %1\n\t"
     17         : "=r"(rd), "=r"(dsp)
     18         : "r"(rt), "r"(rs)
     19        );
     20    dsp = (dsp >> 22) & 0x01;
     21    assert(dsp == resultdsp);
     22    assert(rd  == result);
     23
     24    rs        = 0x0B;
     25    rt        = 0x12345678;
     26    result    = 0xA000C000;
     27    resultdsp = 1;
     28
     29    __asm
     30        ("shllv.ph %0, %2, %3\n\t"
     31         "rddsp %1\n\t"
     32         : "=r"(rd), "=r"(dsp)
     33         : "r"(rt), "r"(rs)
     34        );
     35    dsp = (dsp >> 22) & 0x01;
     36    assert(dsp == resultdsp);
     37    assert(rd  == result);
     38
     39    return 0;
     40}