From 9478d86e9bcb85a14f1df389ff038f1c0c7cee94 Mon Sep 17 00:00:00 2001
From: "nicolas.marie" <nicolas.marie@ensiie.eu>
Date: Fri, 13 Oct 2023 23:53:29 +0200
Subject: [PATCH] fixe loop detection system
---
include/pass_mpi_collective.hpp | 2 +-
src/pass_mpi_collective.cpp | 21 +++++++--------------
2 files changed, 8 insertions(+), 15 deletions(-)
diff --git a/include/pass_mpi_collective.hpp b/include/pass_mpi_collective.hpp
index e381811..44d96f7 100644
--- a/include/pass_mpi_collective.hpp
+++ b/include/pass_mpi_collective.hpp
@@ -77,7 +77,7 @@ public:
void alloc_edge_aux(function *fun);
void free_edge_aux(function *fun);
void mark_edge(function *fun);
- void mark_edge(basic_block bb, int mark);
+ void mark_edge(basic_block bb);
// rank definition
void rank_collective(function *fun);
diff --git a/src/pass_mpi_collective.cpp b/src/pass_mpi_collective.cpp
index 979a6db..3e8640e 100644
--- a/src/pass_mpi_collective.cpp
+++ b/src/pass_mpi_collective.cpp
@@ -64,8 +64,6 @@ unsigned int pass_mpi_collective::execute(function *fun)
alloc_edge_aux(fun);
mark_edge(fun);
- reset_bb_mark(fun);
-
rank_collective(fun);
cfgviz_dump(fun, "_split");
@@ -401,30 +399,25 @@ void pass_mpi_collective::free_edge_aux(function *fun)
void pass_mpi_collective::mark_edge(function *fun)
{
- mark_edge(ENTRY_BLOCK_PTR_FOR_FN(fun), 1);
+ mark_edge(ENTRY_BLOCK_PTR_FOR_FN(fun));
}
-void pass_mpi_collective::mark_edge(basic_block bb, int mark)
+void pass_mpi_collective::mark_edge(basic_block bb)
{
edge e;
edge_iterator ei;
- basic_block bb_dest;
- int dest_mark;
- ((bb_data *) bb->aux)->mark = mark;
+ ((bb_data *) bb->aux)->mark = 1;
FOR_EACH_EDGE(e, ei, bb->succs)
{
- bb_dest = e->dest;
- dest_mark = ((bb_data *) bb_dest->aux)->mark;
- if (dest_mark > 0 && dest_mark < mark)
+ if (((bb_data *) e->dest->aux)->mark)
{
((edge_data *) e->aux)->loop = true;
- }
- if (((bb_data *) bb_dest->aux)->mark == 0)
- {
- mark_edge(bb_dest, mark + 1);
+ } else {
+ mark_edge(e->dest);
}
}
+ ((bb_data *) bb->aux)->mark = 0;
}
void pass_mpi_collective::rank_collective(function *fun)
--
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