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comparison src/share/vm/opto/cfgnode.hpp @ 400:cc80376deb0c

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6667595: Set probability FAIR for pre-, post- loops and ALWAYS for main loop Summary: Fix loop's probability. Add optimizations to avoid spilling. Change InlineSmallCode to product flag. Reviewed-by: never
author kvn
date Thu, 02 Oct 2008 08:37:44 -0700
parents 9c2ecc2ffb12
children c18cbe5936b8
comparison
equal deleted inserted replaced
372:be41fa651400 400:cc80376deb0c
160 DEBUG_ONLY(const Node* r = _in[Region];) 160 DEBUG_ONLY(const Node* r = _in[Region];)
161 assert(r != NULL && r->is_Region(), "Not valid control"); 161 assert(r != NULL && r->is_Region(), "Not valid control");
162 return NULL; // not a copy! 162 return NULL; // not a copy!
163 } 163 }
164 164
165 bool is_tripcount() const;
166
165 // Determine a unique non-trivial input, if any. 167 // Determine a unique non-trivial input, if any.
166 // Ignore casts if it helps. Return NULL on failure. 168 // Ignore casts if it helps. Return NULL on failure.
167 Node* unique_input(PhaseTransform *phase); 169 Node* unique_input(PhaseTransform *phase);
168 170
169 // Check for a simple dead loop. 171 // Check for a simple dead loop.