From d7b07d3eb6e6dc614fbc13cb66b951cb93daec44 Mon Sep 17 00:00:00 2001 From: iximeow Date: Sun, 21 Mar 2021 02:58:48 -0700 Subject: xed says setssbsy and saveprevssp are more permissive --- src/long_mode/mod.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs index 2d29835..6a85542 100644 --- a/src/long_mode/mod.rs +++ b/src/long_mode/mod.rs @@ -8326,7 +8326,7 @@ fn unlikely_operands>(decoder: &InstDecoder, mut bytes_iter let m = modrm & 7; match m { 0b000 => { - if !instruction.prefixes.rep() || instruction.prefixes.operand_size() || instruction.prefixes.repnz() { + if !instruction.prefixes.rep() || instruction.prefixes.repnz() { return Err(DecodeError::InvalidOpcode); } instruction.opcode = Opcode::SETSSBSY; @@ -8334,7 +8334,7 @@ fn unlikely_operands>(decoder: &InstDecoder, mut bytes_iter instruction.operand_count = 0; } 0b010 => { - if !instruction.prefixes.rep() || instruction.prefixes.operand_size() || instruction.prefixes.repnz() { + if !instruction.prefixes.rep() || instruction.prefixes.repnz() { return Err(DecodeError::InvalidOpcode); } instruction.opcode = Opcode::SAVEPREVSSP; -- cgit v1.1