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comparison src/share/vm/opto/chaitin.cpp @ 419:0bf25c4807f9

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6761594: framesize rounding code rounds using wrong units leading to slightly oversized frames Reviewed-by: rasbold, kvn
author never
date Thu, 06 Nov 2008 20:00:03 -0800
parents ea18057223c4
children 96964ebdb154
comparison
equal deleted inserted replaced
418:72c5366e5d86 419:0bf25c4807f9
438 _framesize = C->out_preserve_stack_slots(); 438 _framesize = C->out_preserve_stack_slots();
439 else _framesize = _max_reg -_matcher._new_SP; 439 else _framesize = _max_reg -_matcher._new_SP;
440 assert((int)(_matcher._new_SP+_framesize) >= (int)_matcher._out_arg_limit, "framesize must be large enough"); 440 assert((int)(_matcher._new_SP+_framesize) >= (int)_matcher._out_arg_limit, "framesize must be large enough");
441 441
442 // This frame must preserve the required fp alignment 442 // This frame must preserve the required fp alignment
443 const int stack_alignment_in_words = Matcher::stack_alignment_in_slots(); 443 _framesize = round_to(_framesize, Matcher::stack_alignment_in_slots());
444 if (stack_alignment_in_words > 0)
445 _framesize = round_to(_framesize, Matcher::stack_alignment_in_bytes());
446 assert( _framesize >= 0 && _framesize <= 1000000, "sanity check" ); 444 assert( _framesize >= 0 && _framesize <= 1000000, "sanity check" );
447 #ifndef PRODUCT 445 #ifndef PRODUCT
448 _total_framesize += _framesize; 446 _total_framesize += _framesize;
449 if( (int)_framesize > _max_framesize ) 447 if( (int)_framesize > _max_framesize )
450 _max_framesize = _framesize; 448 _max_framesize = _framesize;