diff options
author | kvn <none@none> | 2012-09-19 13:58:31 -0700 |
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committer | kvn <none@none> | 2012-09-19 13:58:31 -0700 |
commit | 7d0c0bd927829af377be08fde00614829385c43f (patch) | |
tree | bc30898b6010ff22616991c3cb6d8db2af369b21 /src/share/vm/opto | |
parent | 60732516079b2d780aa69b2dfbfb079ec086a4ff (diff) |
7198606: Improve VM optimization
Summary: Remove incorrect code in OptimizeFill optimization.
Reviewed-by: roland, twisti
Diffstat (limited to 'src/share/vm/opto')
-rw-r--r-- | src/share/vm/opto/loopTransform.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/share/vm/opto/loopTransform.cpp b/src/share/vm/opto/loopTransform.cpp index 8d88242ff..68bca9c36 100644 --- a/src/share/vm/opto/loopTransform.cpp +++ b/src/share/vm/opto/loopTransform.cpp @@ -2716,6 +2716,8 @@ bool PhaseIdealLoop::intrinsify_fill(IdealLoopTree* lpt) { result_mem = new (C, 1) ProjNode(call,TypeFunc::Memory); _igvn.register_new_node_with_optimizer(result_mem); +/* Disable following optimization until proper fix (add missing checks). + // If this fill is tightly coupled to an allocation and overwrites // the whole body, allow it to take over the zeroing. AllocateNode* alloc = AllocateNode::Ideal_allocation(base, this); @@ -2739,6 +2741,7 @@ bool PhaseIdealLoop::intrinsify_fill(IdealLoopTree* lpt) { #endif } } +*/ // Redirect the old control and memory edges that are outside the loop. Node* exit = head->loopexit()->proj_out(0); |