Mercurial > hg > truffle
diff src/share/vm/opto/graphKit.cpp @ 3278:66b0e2371912
7026700: regression in 6u24-rev-b23: Crash in C2 compiler in PhaseIdealLoop::build_loop_late_post
Summary: memory slices should be always created for non-static fields after allocation
Reviewed-by: never
author | kvn |
---|---|
date | Wed, 20 Apr 2011 18:29:35 -0700 |
parents | 6c97c830fb6f |
children | 548597e74aa4 |
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--- a/src/share/vm/opto/graphKit.cpp Wed Apr 20 09:29:00 2011 -0700 +++ b/src/share/vm/opto/graphKit.cpp Wed Apr 20 18:29:35 2011 -0700 @@ -2950,8 +2950,7 @@ //---------------------------set_output_for_allocation------------------------- Node* GraphKit::set_output_for_allocation(AllocateNode* alloc, - const TypeOopPtr* oop_type, - bool raw_mem_only) { + const TypeOopPtr* oop_type) { int rawidx = Compile::AliasIdxRaw; alloc->set_req( TypeFunc::FramePtr, frameptr() ); add_safepoint_edges(alloc); @@ -2975,7 +2974,7 @@ rawoop)->as_Initialize(); assert(alloc->initialization() == init, "2-way macro link must work"); assert(init ->allocation() == alloc, "2-way macro link must work"); - if (ReduceFieldZeroing && !raw_mem_only) { + { // Extract memory strands which may participate in the new object's // initialization, and source them from the new InitializeNode. // This will allow us to observe initializations when they occur, @@ -3036,11 +3035,9 @@ // the type to a constant. // The optional arguments are for specialized use by intrinsics: // - If 'extra_slow_test' if not null is an extra condition for the slow-path. -// - If 'raw_mem_only', do not cast the result to an oop. // - If 'return_size_val', report the the total object size to the caller. Node* GraphKit::new_instance(Node* klass_node, Node* extra_slow_test, - bool raw_mem_only, // affect only raw memory Node* *return_size_val) { // Compute size in doublewords // The size is always an integral number of doublewords, represented @@ -3111,7 +3108,7 @@ size, klass_node, initial_slow_test); - return set_output_for_allocation(alloc, oop_type, raw_mem_only); + return set_output_for_allocation(alloc, oop_type); } //-------------------------------new_array------------------------------------- @@ -3121,7 +3118,6 @@ Node* GraphKit::new_array(Node* klass_node, // array klass (maybe variable) Node* length, // number of array elements int nargs, // number of arguments to push back for uncommon trap - bool raw_mem_only, // affect only raw memory Node* *return_size_val) { jint layout_con = Klass::_lh_neutral_value; Node* layout_val = get_layout_helper(klass_node, layout_con); @@ -3266,7 +3262,7 @@ ary_type = ary_type->is_aryptr()->cast_to_size(length_type); } - Node* javaoop = set_output_for_allocation(alloc, ary_type, raw_mem_only); + Node* javaoop = set_output_for_allocation(alloc, ary_type); // Cast length on remaining path to be as narrow as possible if (map()->find_edge(length) >= 0) {