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comparison src/share/vm/opto/chaitin.hpp @ 3934:8f47d8870d9a

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7087453: PhaseChaitin::yank_if_dead() should handle MachTemp inputs Summary: PhaseChaitin::yank_if_dead() should be able to handle MachTemp inputs as a special case and yank them. Reviewed-by: never, kvn
author roland
date Thu, 08 Sep 2011 09:35:41 +0200
parents 361783318e7e
children f6f3bb0ee072
comparison
equal deleted inserted replaced
3933:fdcb1e828d53 3934:8f47d8870d9a
480 old->replace_by(v); 480 old->replace_by(v);
481 return yank_if_dead(old, current_block, &value, &regnd); 481 return yank_if_dead(old, current_block, &value, &regnd);
482 } 482 }
483 483
484 int yank_if_dead( Node *old, Block *current_block, Node_List *value, Node_List *regnd ); 484 int yank_if_dead( Node *old, Block *current_block, Node_List *value, Node_List *regnd );
485 int yank( Node *old, Block *current_block, Node_List *value, Node_List *regnd );
485 int elide_copy( Node *n, int k, Block *current_block, Node_List &value, Node_List &regnd, bool can_change_regs ); 486 int elide_copy( Node *n, int k, Block *current_block, Node_List &value, Node_List &regnd, bool can_change_regs );
486 int use_prior_register( Node *copy, uint idx, Node *def, Block *current_block, Node_List &value, Node_List &regnd ); 487 int use_prior_register( Node *copy, uint idx, Node *def, Block *current_block, Node_List &value, Node_List &regnd );
487 bool may_be_copy_of_callee( Node *def ) const; 488 bool may_be_copy_of_callee( Node *def ) const;
488 489
489 // If nreg already contains the same constant as val then eliminate it 490 // If nreg already contains the same constant as val then eliminate it