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Diffstat (limited to 'lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp')
-rw-r--r--lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp
index 804606d..55587d4 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.cpp
@@ -1620,7 +1620,8 @@ static int readVVVV(struct InternalInstruction* insn) {
int vvvv;
if (insn->vectorExtensionType == TYPE_EVEX)
- vvvv = vvvvFromEVEX3of4(insn->vectorExtensionPrefix[2]);
+ vvvv = (v2FromEVEX4of4(insn->vectorExtensionPrefix[3]) << 4 |
+ vvvvFromEVEX3of4(insn->vectorExtensionPrefix[2]));
else if (insn->vectorExtensionType == TYPE_VEX_3B)
vvvv = vvvvFromVEX3of3(insn->vectorExtensionPrefix[2]);
else if (insn->vectorExtensionType == TYPE_VEX_2B)