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Replace find_dead_code with visit_exec_list

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find_dead_code appears to be an open-coded version of visit_exec_list
that was implemented first.
This commit is contained in:
Ian Romanick 2010-05-10 17:44:57 -07:00
parent 5d82e239f9
commit 86790dd43f
1 changed files with 5 additions and 14 deletions
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19
ir_dead_code.cpp
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@ -100,15 +100,6 @@ ir_dead_code_visitor::get_variable_entry(ir_variable *var)
return entry;
}
void
find_dead_code(exec_list *instructions, ir_dead_code_visitor *v)
{
foreach_iter(exec_list_iterator, iter, *instructions) {
ir_instruction *ir = (ir_instruction *)iter.get();
ir->accept(v);
}
}
void
ir_dead_code_visitor::visit(ir_variable *ir)
@ -123,7 +114,7 @@ ir_dead_code_visitor::visit(ir_variable *ir)
void
ir_dead_code_visitor::visit(ir_loop *ir)
{
find_dead_code(&ir->body_instructions, this);
visit_exec_list(&ir->body_instructions, this);
if (ir->from)
ir->from->accept(this);
if (ir->to)
@ -142,7 +133,7 @@ ir_dead_code_visitor::visit(ir_loop_jump *ir)
void
ir_dead_code_visitor::visit(ir_function_signature *ir)
{
find_dead_code(&ir->body, this);
visit_exec_list(&ir->body, this);
}
void
@ -263,8 +254,8 @@ ir_dead_code_visitor::visit(ir_if *ir)
{
ir->condition->accept(this);
find_dead_code(&ir->then_instructions, this);
find_dead_code(&ir->else_instructions, this);
visit_exec_list(&ir->then_instructions, this);
visit_exec_list(&ir->else_instructions, this);
}
/**
@ -280,7 +271,7 @@ do_dead_code(exec_list *instructions)
ir_dead_code_visitor v;
bool progress = false;
find_dead_code(instructions, &v);
visit_exec_list(instructions, &v);
foreach_iter(exec_list_iterator, iter, v.variable_list) {
variable_entry *entry = (variable_entry *)iter.get();