51 lines
1.7 KiB
Rust
51 lines
1.7 KiB
Rust
#[macro_export]
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/// Generate a Mnemonic for an 8-bit Register from a ModRM byte.
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macro_rules! modrmb {
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($self:ident, $variant:ident) => {{
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let (target, reg) = $self.parse_modrm_byte(Operand::Byte(0));
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Mnemonic::$variant(target, Register::by_id(Operand::Byte(reg)))
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}};
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}
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#[macro_export]
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/// Generate a Mnemonic for a 16-bit Register from a ModRM byte.
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macro_rules! modrmv {
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($self:ident, $variant:ident) => {{
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let (target, reg) = $self.parse_modrm_byte(Operand::Word(0));
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Mnemonic::$variant(target, Register::by_id(Operand::Word(reg.into())))
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}};
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}
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#[macro_export]
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/// Generate a Mnemonic for a 16-bit Segment Register from a ModRM byte.
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macro_rules! modrms {
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($self:ident, $variant:ident) => {{
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let (target, reg) = $self.parse_modrm_byte(Operand::Word(0));
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Mnemonic::$variant(target, SegmentRegister::by_id(reg))
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}};
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}
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#[macro_export]
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/// Generate the resulting Mnemonic from a GPR instruction with Byte-sized
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/// Immediate, encoded in a ModRM byte.
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/// GPR always has an imm value as second operand.
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macro_rules! modrmgpr1b {
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($self:ident) => {{
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let (target, reg) = $self.parse_modrm_byte(Operand::Byte(0));
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let imm = $self.parse_byte();
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Self::modrm_reg_to_mnemonic(reg, target, Operand::Byte(imm))
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}};
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}
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#[macro_export]
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/// Generate the resulting Mnemonic from a GPR instruction with Word-sized
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/// Immediate, encoded in a ModRM byte.
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/// GPR always has an imm value as second operand.
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macro_rules! modrmgpr1v {
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($self:ident) => {{
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let (target, reg) = $self.parse_modrm_byte(Operand::Word(0));
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let imm = $self.parse_word();
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Self::modrm_reg_to_mnemonic(reg, target, Operand::Word(imm))
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}};
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}
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