chore: add macros for ModRM GPR Instruction parsing

src/disasm_macros.rs

@@ -24,3 +24,23 @@ macro_rules! modrms {
         Mnemonic::$variant(target, SegmentRegister::by_id(reg))
     }};
 }
+
+#[macro_export]
+/// Generate a GPR instruction from modrm byte for byte
+macro_rules! modrmgprb {
+    ($self:ident) => {{
+        let (target, reg) = $self.parse_modrm_byte(OperandWidth::Byte(0));
+        let imm = $self.parse_byte();
+        Self::modrm_reg_to_mnemonic(reg, target, OperandWidth::Byte(imm))
+    }};
+}
+
+#[macro_export]
+/// Generate a GPR instruction from modrm byte for word
+macro_rules! modrmgprv {
+    ($self:ident) => {{
+        let (target, reg) = $self.parse_modrm_byte(OperandWidth::Word(0));
+        let imm = $self.parse_byte();
+        Self::modrm_reg_to_mnemonic(reg, target, OperandWidth::Word(imm.into()))
+    }};
+}