From a2d4713dcae92cc16838c43f3a5e9703a1c926da Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Sat, 22 Feb 2020 16:42:14 -0800
Subject: explicitly report x87 as not (yet) supported
---
src/long_mode/mod.rs | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)
(limited to 'src')
diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs
index 73570c1..a18a62c 100644
--- a/src/long_mode/mod.rs
+++ b/src/long_mode/mod.rs
@@ -4366,21 +4366,21 @@ const OPCODES: [OpcodeRecord; 256] = [
// XLAT
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
// x86 d8
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 d9
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 da
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 db
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 dc
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 dd
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 de
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// x86 df
- OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
+ OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Unsupported),
// 0xe0
// LOOPNZ
OpcodeRecord(Interpretation::Instruction(Opcode::Invalid), OperandCode::Nothing),
@@ -5357,6 +5357,9 @@ fn read_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T,
}
fn unlikely_operands<T: Iterator<Item=u8>>(decoder: &InstDecoder, mut bytes_iter: T, instruction: &mut Instruction, operand_code: OperandCode, mem_oper: OperandSpec, length: &mut u8) -> Result<(), DecodeError> {
match operand_code {
+ OperandCode::Unsupported => {
+ return Err(DecodeError::IncompleteDecoder);
+ }
OperandCode::MOVQ_f30f => {
// if rex.w is set, the f3 prefix no longer applies and this becomes an 0f7e movq,
// rather than f30f7e movq.
--
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