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refactor: 删除占位 opcode 表项与派发兜底臂

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彭俊皓
2026-09-26 08:44:36 +00:00
parent 811e9e928a
commit d0a95309ba
4 changed files with 2 additions and 46 deletions
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crates/oxide_bytecode/src/module.rs
-4
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@@ -172,10 +172,6 @@ impl fmt::Display for CompiledModule {
OpCode::JMP | OpCode::JMP_IF_FALSE | OpCode::JMP_IF_TRUE => {
write!(f, " r{rd}, {offset:+}", offset = opcode::offset16(instr))?;
}
OpCode::SWITCH_TABLE => {
let n_cases = rd as u16 | ((b as u16) << 8);
write!(f, " r{disc_reg}={a}, {n_cases} cases", disc_reg = a)?;
}
OpCode::RETURN | OpCode::HALT | OpCode::NOP => {
write!(f, " r{rd}")?;
}
crates/oxide_bytecode/src/opcode.rs
+1 -21
View File
@@ -297,9 +297,6 @@ define_opcodes! {
FOR_IN_DONE = 0x2B => "FOR_IN_DONE",
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
SWITCH_TABLE = 0x2C => "SWITCH_TABLE", // 占位：emit 不产，按 catch-all 保守 def
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
FOR_IN_CLEANUP = 0x2D => "FOR_IN_CLEANUP",
def = None, uses = [],
pure = false, jump = false, term = false, ic = false,
@@ -613,24 +610,7 @@ define_opcodes! {
def = Some(SlotSpec::Slot(Slot::A)), uses = [SlotSpec::Slot(Slot::Rd), SlotSpec::Slot(Slot::A), SlotSpec::Slot(Slot::B)],
pure = false, jump = false, term = false, ic = true,
// ── Profiling — 占位符 (0x6A-0x6F) ──
PROFILE_SHAPE = 0x6A => "PROFILE_SHAPE", // 占位：catch-all 保守 def
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
PROFILE_BRANCH = 0x6B => "PROFILE_BRANCH",
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
PROFILE_CALL = 0x6C => "PROFILE_CALL",
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
// ── 并行 — 占位符 (0x70-0x75) ──
FORK = 0x70 => "FORK",
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
JOIN = 0x71 => "JOIN",
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [],
pure = false, jump = false, term = false, ic = false,
// ── 私有 (0x72-0x75) ──
GET_PRIVATE = 0x72 => "GET_PRIVATE", // ext[0]=brand_reg，非 0 才产生 use
def = Some(SlotSpec::Slot(Slot::Rd)), uses = [SlotSpec::Slot(Slot::A), SlotSpec::Slot(Slot::B), SlotSpec::BrandReg],
pure = false, jump = false, term = false, ic = false,