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An attempt to make v86 ignore endbr32/endbr64 instructions (#344)

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An attempt to make v86 ignore endbr32/endbr64 instructions
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Andrew Au 2020-05-29 13:20:22 -07:00 • committed by GitHub
commit 20469fe4ef
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1 changed files with 6 additions and 1 deletions
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7
src/instructions.js
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@ -1930,7 +1930,12 @@ t[0x1A] = cpu => { cpu.unimplemented_sse(); };
t[0x1B] = cpu => { cpu.unimplemented_sse(); };
t[0x1C] = cpu => { cpu.unimplemented_sse(); };
t[0x1D] = cpu => { cpu.unimplemented_sse(); };
t[0x1E] = cpu => { cpu.unimplemented_sse(); };
// endbr32/endbr64
t[0x1E] = cpu => { cpu.read_modrm_byte()
// multi-byte nop
if(cpu.modrm_byte < 0xC0)
cpu.modrm_resolve(cpu.modrm_byte);
};
t[0x1F] = cpu => { cpu.read_modrm_byte()
// multi-byte nop
if(cpu.modrm_byte < 0xC0)