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encode: Support VEX-encoded instructions

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This commit is contained in:
Alexis Engelke
2021-01-10 16:03:40 +01:00
parent 9245a97248
commit 1458bf9673
3 changed files with 117 additions and 24 deletions
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49
tests/test_encode.c
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@@ -148,6 +148,55 @@ main(int argc, char** argv)
TEST("\x66\x0f\x3a\x14\xc1\x02", FE_SSE_PEXTRBrri, FE_CX, FE_XMM0, 2);
TEST("", FE_SSE_PEXTRBrri, FE_CH, FE_XMM0, 2);
// Test VEX encoding
TEST("\xc5\xfc\x77", FE_VZEROALL);
TEST("\xc5\xf8\x77", FE_VZEROUPPER);
TEST("\xc5\xf2\x58\xc2", FE_VADDSSrrr, FE_XMM0, FE_XMM1, FE_XMM2);
TEST("\xc5\xf0\x58\xc2", FE_VADDPS128rrr, FE_XMM0, FE_XMM1, FE_XMM2);
TEST("\xc5\xf4\x58\xc2", FE_VADDPS256rrr, FE_XMM0, FE_XMM1, FE_XMM2);
TEST("\xc4\xc1\x74\x58\xc0", FE_VADDPS256rrr, FE_XMM0, FE_XMM1, FE_XMM8);
TEST("\xc4\x62\x7d\x19\xc2", FE_VBROADCASTSD256rr, FE_XMM8, FE_XMM2);
TEST("\xc4\x62\x7d\x1a\xc2", FE_VBROADCASTF128_256rr, FE_XMM8, FE_XMM2);
TEST("\xc4\xe2\x71\x9d\xc2", FE_VFNMADD132SSrrr, FE_XMM0, FE_XMM1, FE_XMM2);
TEST("\xc4\xe2\xf1\x9d\xc2", FE_VFNMADD132SDrrr, FE_XMM0, FE_XMM1, FE_XMM2);
// VSIB encodings
TEST("", FE_VGATHERDPS128rmr, FE_XMM0, FE_XMM0, FE_XMM1); // must have memory operand
TEST("", FE_VGATHERDPS128rmr, FE_XMM0, FE_MEM(FE_DI, 8, 0, 0), FE_XMM1); // must have SIB
TEST("", FE_VGATHERDPS128rmr, FE_XMM0, FE_MEM(FE_IP, 0, 0, 0), FE_XMM1); // must have SIB
TEST("\xc4\xe2\x71\x92\x04\xff", FE_VGATHERDPS128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x92\x04\xe7", FE_VGATHERDPS128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x92\x04\xff", FE_VGATHERDPS256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x92\x04\xe7", FE_VGATHERDPS256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x93\x04\xff", FE_VGATHERQPS128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x93\x04\xe7", FE_VGATHERQPS128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x93\x04\xff", FE_VGATHERQPS256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x93\x04\xe7", FE_VGATHERQPS256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x92\x04\xff", FE_VGATHERDPD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x92\x04\xe7", FE_VGATHERDPD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x92\x04\xff", FE_VGATHERDPD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x92\x04\xe7", FE_VGATHERDPD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x93\x04\xff", FE_VGATHERQPD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x93\x04\xe7", FE_VGATHERQPD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x93\x04\xff", FE_VGATHERQPD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x93\x04\xe7", FE_VGATHERQPD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x90\x04\xff", FE_VPGATHERDD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x90\x04\xe7", FE_VPGATHERDD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x90\x04\xff", FE_VPGATHERDD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x90\x04\xe7", FE_VPGATHERDD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x91\x04\xff", FE_VPGATHERQD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x71\x91\x04\xe7", FE_VPGATHERQD128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x91\x04\xff", FE_VPGATHERQD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\x75\x91\x04\xe7", FE_VPGATHERQD256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x90\x04\xff", FE_VPGATHERDQ128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x90\x04\xe7", FE_VPGATHERDQ128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x90\x04\xff", FE_VPGATHERDQ256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x90\x04\xe7", FE_VPGATHERDQ256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x91\x04\xff", FE_VPGATHERQQ128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf1\x91\x04\xe7", FE_VPGATHERQQ128rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x91\x04\xff", FE_VPGATHERQQ256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM7, 0), FE_XMM1);
TEST("\xc4\xe2\xf5\x91\x04\xe7", FE_VPGATHERQQ256rmr, FE_XMM0, FE_MEM(FE_DI, 8, FE_XMM4, 0), FE_XMM1);
// Test ModRM encoding
TEST("\x01\x00", FE_ADD32mr, FE_MEM(FE_AX, 0, 0, 0), FE_AX);
TEST("\x01\x04\x24", FE_ADD32mr, FE_MEM(FE_SP, 0, 0, 0), FE_AX);