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2015 Jan 26
0
[LLVMdev] question about enabling cfl-aa and collecting a57 numbers
Inline
George
> On Jan 26, 2015, at 1:05 PM, Daniel Berlin <dberlin at dberlin.org> wrote:
>
> George, given that, can you just build constexpr handling (it's not as easy as you think) as a separate funciton and have it use it in the right places?
Will do. :)
> FWIW, my current list of CFLAA issues is:
>
> 1. Unknown values (results from ptrtoint, incoming
2015 Jan 26
2
[LLVMdev] question about enabling cfl-aa and collecting a57 numbers
George, given that, can you just build constexpr handling (it's not as easy
as you think) as a separate funciton and have it use it in the right places?
FWIW, my current list of CFLAA issues is:
1. Unknown values (results from ptrtoint, incoming pointers, etc) are not
treated as unknown. These should be done through graph edge (so that they
can be one way, otherwise, you will unify
2015 Jan 30
2
[LLVMdev] question about enabling cfl-aa and collecting a57 numbers
...r the
// given function
static void buildGraphFrom(CFLAliasAnalysis &, Function *,
@@ -816,6 +836,43 @@ static Level directionOfEdgeType(EdgeType Weight) {
static void buildGraphFrom(CFLAliasAnalysis &Analysis, Function *Fn,
SmallVectorImpl<Value *> &ReturnedValues,
NodeMapT &Map, GraphT &Graph) {
+ for (auto &Bb : Fn->getBasicBlockList()) {
+ for (auto &Inst : Bb.getInstList()) {
+ addInstructionToGraph(Analysis, Inst, ReturnedValues, Map, Graph);
+ }
+ }
+}
+
+static void constexprToEdges(CFLAliasA...