70 lines
2.2 KiB
Rust
70 lines
2.2 KiB
Rust
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/*!
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* LLVM Context Management - Handle LLVM context, module, and target setup
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*/
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#[cfg(feature = "llvm")]
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use inkwell::context::Context;
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#[cfg(feature = "llvm")]
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use inkwell::module::Module;
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#[cfg(feature = "llvm")]
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use inkwell::builder::Builder;
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#[cfg(feature = "llvm")]
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use inkwell::targets::{Target, TargetMachine, TargetTriple, InitializationConfig};
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#[cfg(feature = "llvm")]
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pub struct CodegenContext<'ctx> {
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pub context: &'ctx Context,
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pub module: Module<'ctx>,
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pub builder: Builder<'ctx>,
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pub target_machine: TargetMachine,
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}
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#[cfg(feature = "llvm")]
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impl<'ctx> CodegenContext<'ctx> {
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pub fn new(context: &'ctx Context, module_name: &str) -> Result<Self, String> {
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// 1. ターゲット初期化
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Target::initialize_native(&InitializationConfig::default())
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.map_err(|e| format!("Failed to initialize native target: {}", e))?;
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// 2. モジュール作成
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let module = context.create_module(module_name);
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// 3. ターゲットマシン作成
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let triple = TargetMachine::get_default_triple();
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let target = Target::from_triple(&triple)
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.map_err(|e| format!("Failed to get target: {}", e))?;
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let target_machine = target
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.create_target_machine(
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&triple,
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"generic",
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"",
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inkwell::OptimizationLevel::None,
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inkwell::targets::RelocMode::Default,
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inkwell::targets::CodeModel::Default,
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)
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.ok_or_else(|| "Failed to create target machine".to_string())?;
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// 4. データレイアウト設定
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module.set_triple(&triple);
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module.set_data_layout(&target_machine.get_target_data().get_data_layout());
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Ok(Self {
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context,
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module,
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builder: context.create_builder(),
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target_machine,
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})
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}
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}
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#[cfg(not(feature = "llvm"))]
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pub struct CodegenContext<'ctx> {
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_phantom: std::marker::PhantomData<&'ctx ()>,
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}
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#[cfg(not(feature = "llvm"))]
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impl<'ctx> CodegenContext<'ctx> {
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pub fn new(_context: &'ctx (), _module_name: &str) -> Result<Self, String> {
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Err("LLVM feature not enabled".to_string())
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}
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}
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