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HW3 (3)

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static
2025-05-08 10:19:04 +00:00
parent 82105057ad
commit 41f68116cb
1 changed files with 5 additions and 10 deletions
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15
src/opt/simplify_cfg.rs
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@@ -136,6 +136,8 @@ impl Optimize<FunctionDefinition> for SimplifyCfgMerge {
} }
} }
code.blocks.retain(|bid, _| !merged_to.contains_key(bid));
for (bid, block) in &mut code.blocks { for (bid, block) in &mut code.blocks {
for inst in block.instructions.iter_mut() { for inst in block.instructions.iter_mut() {
replace_instruction_operands(inst, &replaces); replace_instruction_operands(inst, &replaces);
@@ -143,7 +145,6 @@ impl Optimize<FunctionDefinition> for SimplifyCfgMerge {
replace_exit_operands(&mut block.exit, &replaces); replace_exit_operands(&mut block.exit, &replaces);
} }
code.blocks.retain(|bid, _| !merged_to.contains_key(bid));
!merged_to.is_empty() !merged_to.is_empty()
} }
} }
@@ -290,25 +291,19 @@ fn replace_instruction_operands(inst: &mut Instruction, replaces: &HashMap<Regis
replace_operand(lhs, replaces); replace_operand(lhs, replaces);
replace_operand(rhs, replaces); replace_operand(rhs, replaces);
} }
Instruction::UnaryOp { operand, .. } => { Instruction::UnaryOp { operand, .. } => replace_operand(operand, replaces),
replace_operand(operand, replaces);
}
Instruction::Store { ptr, value } => { Instruction::Store { ptr, value } => {
replace_operand(ptr, replaces); replace_operand(ptr, replaces);
replace_operand(value, replaces); replace_operand(value, replaces);
} }
Instruction::Load { ptr } => { Instruction::Load { ptr } => replace_operand(ptr, replaces),
replace_operand(ptr, replaces);
}
Instruction::Call { callee, args, .. } => { Instruction::Call { callee, args, .. } => {
replace_operand(callee, replaces); replace_operand(callee, replaces);
for arg in args.iter_mut() { for arg in args.iter_mut() {
replace_operand(arg, replaces); replace_operand(arg, replaces);
} }
} }
Instruction::TypeCast { value, .. } => { Instruction::TypeCast { value, .. } => replace_operand(value, replaces),
replace_operand(value, replaces);
}
Instruction::GetElementPtr { ptr, offset, .. } => { Instruction::GetElementPtr { ptr, offset, .. } => {
replace_operand(ptr, replaces); replace_operand(ptr, replaces);
replace_operand(offset, replaces); replace_operand(offset, replaces);