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ir_function_inlining: Implement inlining in many more cases.

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We still don't inline for control flow in the inlined function, and we
don't have any limits on what we will inline.
This commit is contained in:
Eric Anholt 2010-04-22 17:52:59 -07:00 • committed by Ian Romanick
parent ec9e73870c
commit e8e9748722
4 changed files with 240 additions and 21 deletions
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32
ir_function_inlining.cpp
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@ -122,6 +122,9 @@ ir_function_cloning_visitor::visit(ir_variable *ir)
void
ir_function_cloning_visitor::visit(ir_loop *ir)
{
/* FINISHME: Implement loop cloning. */
assert(0);
(void)ir;
this->result = NULL;
}
@ -129,6 +132,9 @@ ir_function_cloning_visitor::visit(ir_loop *ir)
void
ir_function_cloning_visitor::visit(ir_loop_jump *ir)
{
/* FINISHME: Implement loop cloning. */
assert(0);
(void) ir;
this->result = NULL;
}
@ -137,6 +143,7 @@ ir_function_cloning_visitor::visit(ir_loop_jump *ir)
void
ir_function_cloning_visitor::visit(ir_function_signature *ir)
{
assert(0);
(void)ir;
this->result = NULL;
}
@ -145,6 +152,7 @@ ir_function_cloning_visitor::visit(ir_function_signature *ir)
void
ir_function_cloning_visitor::visit(ir_function *ir)
{
assert(0);
(void) ir;
this->result = NULL;
}
@ -274,31 +282,13 @@ ir_function_cloning_visitor::visit(ir_return *ir)
void
ir_function_cloning_visitor::visit(ir_if *ir)
{
/* FINISHME: Implement if cloning. */
assert(0);
(void) ir;
result = NULL;
}
bool
can_inline(ir_call *call)
{
bool found_return = false;
/* FINISHME: Right now we only allow a single statement that is a return.
*/
foreach_iter(exec_list_iterator, iter, call->get_callee()->body) {
ir_instruction *ir = (ir_instruction *)iter.get();
if (ir->get_next()->get_next() != NULL)
return false;
if (!ir->as_return())
return false;
found_return = true;
}
return found_return;
}
bool
automatic_inlining_predicate(ir_instruction *ir)
{