Hi,
Can a gate keeper to review the patch to WHIRL SSA in MainOPT emitter. Thank
you very much.
The problem is found in testing a openmp case. When a PU is created from the
parallel region of openmp, the WHIRL SSA manager is NULL. In this case, we
need to create a new WHIRL_SSA_MANAGER instance.
Index: osprey/be/opt/opt_htable_emit.cxx
===================================================================
--- osprey/be/opt/opt_htable_emit.cxx (revision 3487)
+++ osprey/be/opt/opt_htable_emit.cxx (working copy)
@@ -415,7 +415,16 @@
// WHIRL SSA
if (OPT_Enable_WHIRL_SSA) {
- WSSA::WHIRL_SSA_MANAGER *wssa_mgr = PU_Info_ssa_ptr(Current_PU_Info);
+ WSSA::WHIRL_SSA_MANAGER *wssa_mgr = NULL;
+ if (PU_Info_state(Current_PU_Info, WT_SSA) == Subsect_InMem) {
+ wssa_mgr = PU_Info_ssa_ptr(Current_PU_Info);
+ }
+ else {
+ wssa_mgr = new WSSA::WHIRL_SSA_MANAGER(MEM_pu_nz_pool_ptr);
+ Set_PU_Info_ssa_ptr(Current_PU_Info, wssa_mgr);
+ Set_PU_Info_state(Current_PU_Info, WT_SSA, Subsect_InMem);
+ }
+
_wssa_emitter = CXX_NEW(WHIRL_SSA_EMITTER(wssa_mgr, _opt_stab,
_wn_to_cr_map), _mem_pool);
// dump code rep and SSA tree before emitter.
--
Regards,
Lai Jian-Xin
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