From bf956fb06a7f9076b2b6879c4b678e41506a0c7c Mon Sep 17 00:00:00 2001 From: iximeow Date: Sun, 29 Jan 2023 17:44:28 -0800 Subject: make operandcode 16b again --- src/long_mode/mod.rs | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'src/long_mode') diff --git a/src/long_mode/mod.rs b/src/long_mode/mod.rs index 0ba806e..328f18f 100644 --- a/src/long_mode/mod.rs +++ b/src/long_mode/mod.rs @@ -4862,8 +4862,8 @@ impl OperandCodeBuilder { OperandCodeBuilder { bits: 0 } } - const fn bits(&self) -> u32 { - self.bits as u32 + const fn bits(&self) -> u16 { + self.bits as u16 } const fn from_bits(bits: u16) -> Self { @@ -5026,7 +5026,7 @@ pub struct OperandCodeWrapper { code: OperandCode } // | // | // ---------------------------> read modr/m? -#[repr(u32)] +#[repr(u16)] #[derive(Copy, Clone, Debug, PartialEq, Eq)] enum OperandCode { Ivs = OperandCodeBuilder::new().special_case(25).bits(), @@ -6904,7 +6904,7 @@ fn read_operands< // reversed-operands `movbe` and fairly unlikely. that case is handled in // `unlikely_operands`. TODO: maybe this could just be a bit in `operand_code` for // "memory-only mmm"? - if operand_code.bits() == (OperandCode::Gv_M as u32) { + if operand_code.bits() == (OperandCode::Gv_M as u16) { return Err(DecodeError::InvalidOperand); } read_modrm_reg(instruction, words, modrm, bank, sink)? @@ -6945,7 +6945,7 @@ fn read_operands< instruction.regs[0].num = ((modrm >> 3) & 7) + if instruction.prefixes.rex_unchecked().r() { 0b1000 } else { 0 }; // for some encodings, the rrr field selects an opcode, not an operand - if operand_code.bits() != OperandCode::ModRM_0xc1_Ev_Ib as u32 && operand_code.bits() != OperandCode::ModRM_0xff_Ev as u32 { + if operand_code.bits() != OperandCode::ModRM_0xc1_Ev_Ib as u16 && operand_code.bits() != OperandCode::ModRM_0xff_Ev as u16 { sink.record( modrm_start + 3, modrm_start + 5, -- cgit v1.1