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fix: 池满时清 known 防陈旧值误折

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彭俊皓
2026-10-12 15:20:48 +00:00
parent 7e7ee4f823
commit a862e381ec
3 changed files with 25 additions and 23 deletions
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Cargo.lock
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+21 -21
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@@ -1160,7 +1160,7 @@ dependencies = [
[[package]]
name = "oxide_builtins"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"chrono",
"fast-float",
@@ -1185,7 +1185,7 @@ dependencies = [
[[package]]
name = "oxide_bytecode"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"num-bigint",
"oxide_log",
@@ -1193,7 +1193,7 @@ dependencies = [
[[package]]
name = "oxide_cfg"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_emit",
@@ -1204,7 +1204,7 @@ dependencies = [
[[package]]
name = "oxide_cli"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"ansi_term",
"bumpalo",
@@ -1228,7 +1228,7 @@ dependencies = [
[[package]]
name = "oxide_code_cache"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"lru",
"oxide_bytecode",
@@ -1237,7 +1237,7 @@ dependencies = [
[[package]]
name = "oxide_compiler"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_cfg",
@@ -1258,7 +1258,7 @@ dependencies = [
[[package]]
name = "oxide_dce"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_cfg",
@@ -1272,7 +1272,7 @@ dependencies = [
[[package]]
name = "oxide_emit"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"num-bigint",
"oxc_allocator",
@@ -1288,7 +1288,7 @@ dependencies = [
[[package]]
name = "oxide_engine"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_compiler",
@@ -1300,7 +1300,7 @@ dependencies = [
[[package]]
name = "oxide_fold"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"num-bigint",
"oxide_bytecode",
@@ -1312,7 +1312,7 @@ dependencies = [
[[package]]
name = "oxide_ir"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_log",
@@ -1321,7 +1321,7 @@ dependencies = [
[[package]]
name = "oxide_kernel"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"bumpalo",
"dashmap",
@@ -1335,7 +1335,7 @@ dependencies = [
[[package]]
name = "oxide_liveness"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_cfg",
@@ -1347,7 +1347,7 @@ dependencies = [
[[package]]
name = "oxide_log"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"tracing",
"tracing-appender",
@@ -1356,11 +1356,11 @@ dependencies = [
[[package]]
name = "oxide_net"
version = "0.16.22"
version = "0.16.23"
[[package]]
name = "oxide_parser"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxc_allocator",
"oxc_ast",
@@ -1375,7 +1375,7 @@ dependencies = [
[[package]]
name = "oxide_regalloc"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_cfg",
@@ -1391,7 +1391,7 @@ dependencies = [
[[package]]
name = "oxide_runtime_api"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"num-bigint",
"num-traits",
@@ -1404,7 +1404,7 @@ dependencies = [
[[package]]
name = "oxide_test262"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"oxide_bytecode",
"oxide_compiler",
@@ -1424,7 +1424,7 @@ dependencies = [
[[package]]
name = "oxide_types"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"bumpalo",
"dashmap",
@@ -1437,7 +1437,7 @@ dependencies = [
[[package]]
name = "oxide_vm"
version = "0.16.22"
version = "0.16.23"
dependencies = [
"bumpalo",
"chrono",
Cargo.toml
+1 -1
View File
@@ -25,7 +25,7 @@ members = [
]
[workspace.package]
version = "0.16.22"
version = "0.16.23"
edition = "2021"
license = "MIT"
rust-version = "1.80"
crates/oxide_fold/src/propagate.rs
+3 -1
View File
@@ -143,13 +143,15 @@ pub fn fold_function(f: &mut IRFunction) -> bool {
};
if let Some(value) = folded {
// 新常量入池（去重加溢出守卫）；池满时 A 组失效，跳过改写。
// 新常量入池（去重加溢出守卫）；池满时 A 组失效，跳过改写并清 known。
if let Some(idx) = intern(constants, &value) {
*inst = Inst::load_const(inst.rd, idx);
changed = true;
if let Some(rd) = inst.def_reg() {
known[rd as usize] = Some(value);
}
} else if let Some(rd) = inst.def_reg() {
known[rd as usize] = None;
}
} else {
// B 组：逻辑短路（左操作数已知）→ 改写为 MOV。