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refactor: split optimizer/verifier/parser modules (mainline); add runner trace/directives; add LLVM terminator/select scaffolds; extract AST Span; update CURRENT_TASK with remaining plan

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Selfhosting Dev
2025-09-17 05:56:33 +09:00
parent 154778fc57
commit 9dc5c9afb9
39 changed files with 1327 additions and 739 deletions
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39
src/mir/verification/legacy.rs Normal file
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use crate::mir::{function::MirFunction, MirInstruction};
use crate::mir::verification_types::VerificationError;
/// Reject legacy instructions that should be rewritten to Core-15 equivalents
/// Skips check when NYASH_VERIFY_ALLOW_LEGACY=1
pub fn check_no_legacy_ops(function: &MirFunction) -> Result<(), Vec<VerificationError>> {
if std::env::var("NYASH_VERIFY_ALLOW_LEGACY").ok().as_deref() == Some("1") {
return Ok(());
}
let mut errors = Vec::new();
for (bid, block) in &function.blocks {
for (idx, inst) in block.all_instructions().enumerate() {
let legacy_name = match inst {
MirInstruction::TypeCheck { .. } => Some("TypeCheck"), // -> TypeOp(Check)
MirInstruction::Cast { .. } => Some("Cast"), // -> TypeOp(Cast)
MirInstruction::WeakNew { .. } => Some("WeakNew"), // -> WeakRef(New)
MirInstruction::WeakLoad { .. } => Some("WeakLoad"), // -> WeakRef(Load)
MirInstruction::BarrierRead { .. } => Some("BarrierRead"), // -> Barrier(Read)
MirInstruction::BarrierWrite { .. } => Some("BarrierWrite"), // -> Barrier(Write)
MirInstruction::Print { .. } => Some("Print"), // -> ExternCall(env.console.log)
MirInstruction::ArrayGet { .. } => Some("ArrayGet"), // -> BoxCall("get")
MirInstruction::ArraySet { .. } => Some("ArraySet"), // -> BoxCall("set")
MirInstruction::RefGet { .. } => Some("RefGet"), // -> BoxCall("getField")
MirInstruction::RefSet { .. } => Some("RefSet"), // -> BoxCall("setField")
MirInstruction::PluginInvoke { .. } => Some("PluginInvoke"), // -> BoxCall
_ => None,
};
if let Some(name) = legacy_name {
errors.push(VerificationError::UnsupportedLegacyInstruction {
block: *bid,
instruction_index: idx,
name: name.to_string(),
});
}
}
}
if errors.is_empty() { Ok(()) } else { Err(errors) }
}