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clif-backend: Eliminate FunctionEnvironment construction in feed_event() #615

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merged 2 commits into from
Aug 1, 2019
Merged

clif-backend: Eliminate FunctionEnvironment construction in feed_event() #615

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clif-backend: Eliminate FunctionEnvironment construction in feed_event()
penberg Aug 1, 2019
dfef2b6
Merge branch 'master' into clif-backend
bjfish Aug 1, 2019
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17 changes: 7 additions & 10 deletions lib/clif-backend/src/code.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -89,10 +89,13 @@ impl ModuleCodeGenerator<CraneliftFunctionCodeGenerator, Caller, CodegenError>
func,
func_translator,
next_local: 0,
clif_signatures: self.clif_signatures.clone(),
module_info: Arc::clone(&module_info),
target_config: self.isa.frontend_config().clone(),
position: Position::default(),
func_env: FunctionEnvironment {
module_info: Arc::clone(&module_info),
target_config: self.isa.frontend_config().clone(),
clif_signatures: self.clif_signatures.clone(),
},
};

debug_assert_eq!(func_env.func.dfg.num_ebbs(), 0, "Function must be empty");
Expand Down Expand Up @@ -391,10 +394,9 @@ pub struct CraneliftFunctionCodeGenerator {
func: Function,
func_translator: FuncTranslator,
next_local: usize,
pub clif_signatures: Map<SigIndex, ir::Signature>,
module_info: Arc<RwLock<ModuleInfo>>,
target_config: isa::TargetFrontendConfig,
position: Position,
func_env: FunctionEnvironment,
}

pub struct FunctionEnvironment {
Expand Down Expand Up @@ -1138,11 +1140,6 @@ impl FunctionCodeGenerator<CodegenError> for CraneliftFunctionCodeGenerator {
//let builder = self.builder.as_mut().unwrap();
//let func_environment = FuncEnv::new();
//let state = TranslationState::new();
let mut function_environment = FunctionEnvironment {
module_info: Arc::clone(&self.module_info),
target_config: self.target_config.clone(),
clif_signatures: self.clif_signatures.clone(),
};

if self.func_translator.state.control_stack.is_empty() {
return Ok(());
Expand All @@ -1154,7 +1151,7 @@ impl FunctionCodeGenerator<CodegenError> for CraneliftFunctionCodeGenerator {
&mut self.position,
);
let state = &mut self.func_translator.state;
translate_operator(op, &mut builder, state, &mut function_environment)?;
translate_operator(op, &mut builder, state, &mut self.func_env)?;
Ok(())
}

Expand Down