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instrs: Add reserved NOP/PREFETCH as weak opcodes

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This commit is contained in:
Alexis Engelke
2021-01-10 16:50:27 +01:00
parent f1e18c208c
commit 80df5ff47c
3 changed files with 51 additions and 25 deletions
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tests/test_decode.c
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@@ -111,6 +111,8 @@ main(int argc, char** argv)
TEST64("\x44\x8c\xf8", "UD"); // no segment register 7
TEST("\x8e\xc0", "mov es, ax");
TEST("\x8e\xc8", "UD"); // No mov cs, eax
TEST("\x0f\x1e\xc0", "nop eax, eax"); // reserved nop
TEST("\x0f\x1e\x04\x25\x01\x00\x00\x00", "nop dword ptr [0x1], eax"); // reserved nop
TEST("\xd8\xc1", "fadd st(0), st(1)");
TEST("\xdc\xc1", "fadd st(1), st(0)");
TEST64("\x41\xd8\xc1", "fadd st(0), st(1)"); // REX.B ignored