[meta] Port shared and x86 legalizations to the Rust crate;

cranelift/codegen/meta/src/shared/mod.rs

@@ -4,6 +4,7 @@ pub mod entities;
 pub mod formats;
 pub mod immediates;
 pub mod instructions;
+pub mod legalize;
 pub mod settings;
 pub mod types;
 
@@ -11,12 +12,14 @@ use crate::cdsl::formats::FormatRegistry;
 use crate::cdsl::inst::InstructionGroup;
 use crate::cdsl::operands::OperandKind;
 use crate::cdsl::settings::SettingGroup;
+use crate::cdsl::xform::TransformGroups;
 
 pub struct Definitions {
     pub settings: SettingGroup,
     pub instructions: InstructionGroup,
     pub operand_kinds: OperandKinds,
     pub format_registry: FormatRegistry,
+    pub transform_groups: TransformGroups,
 }
 
 pub struct OperandKinds(Vec<OperandKind>);
@@ -50,10 +53,14 @@ pub fn define() -> Definitions {
     let immediates = OperandKinds(immediates::define());
     let entities = OperandKinds(entities::define());
     let format_registry = formats::define(&immediates, &entities);
+    let instructions = instructions::define(&format_registry, &immediates, &entities);
+    let transform_groups = legalize::define(&instructions, &immediates);
+
     Definitions {
         settings: settings::define(),
-        instructions: instructions::define(&format_registry, &immediates, &entities),
+        instructions,
         operand_kinds: immediates,
         format_registry,
+        transform_groups,
     }
 }