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/* This file is dedicated to the public domain. */
{.desc = "x86 opcode parsing"};
#include "../src/x86.c"
#include "../src/intdefs.h"
TEST("The \"crazy\" instructions should be given correct lengths\n") {
const uchar test8[] = {
0xF6, 0x05, 0x12, 0x34, 0x56, 0x78, 0x12
};
const uchar test16[] = {
0x66, 0xF7, 0x05, 0x12, 0x34, 0x56, 0x78, 0x12, 0x34
};
const uchar test32[] = {
0xF7, 0x05, 0x12, 0x34, 0x56, 0x78, 0x12, 0x34, 0x56, 0x78
};
const uchar not8[] = {
0xF6, 0x15, 0x12, 0x34, 0x56, 0x78
};
const uchar not16[] = {
0x66, 0xF7, 0x15, 0x12, 0x34, 0x56, 0x78
};
const uchar not32[] = {
0xF7, 0x15, 0x12, 0x34, 0x56, 0x78
};
if (x86_len(test8) != 7) return false;
if (x86_len(test16) != 9) return false;
if (x86_len(test32) != 10) return false;
if (x86_len(not8) != 6) return false;
if (x86_len(not16) != 7) return false;
if (x86_len(not32) != 6) return false;
return true;
}
TEST("SIB bytes should be decoded correctly") {
const uchar fstp[] = {0xD9, 0x1C, 0x24}; // old buggy case, for regressions
return x86_len(fstp) == 3;
}
// vi: sw=4 ts=4 noet tw=80 cc=80
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