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comparison src/share/vm/opto/output.cpp @ 7196:2aff40cb4703

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7092905: C2: Keep track of the number of dead nodes Summary: keep an (almost) accurate running count of the reachable (live) flow graph nodes. Reviewed-by: kvn, twisti, jrose, vlivanov
author bharadwaj
date Tue, 27 Nov 2012 17:24:15 -0800
parents e626685e9f6c
children 291ffc492eb6 f15df3af32c5
comparison
equal deleted inserted replaced
7195:2cd5e15048e6 7196:2aff40cb4703
511 jmp_offset[i] += nop_size; 511 jmp_offset[i] += nop_size;
512 diff -= nop_size; 512 diff -= nop_size;
513 } 513 }
514 adjust_block_start += diff; 514 adjust_block_start += diff;
515 b->_nodes.map(idx, replacement); 515 b->_nodes.map(idx, replacement);
516 mach->subsume_by(replacement); 516 mach->subsume_by(replacement, C);
517 mach = replacement; 517 mach = replacement;
518 progress = true; 518 progress = true;
519 519
520 jmp_size[i] = new_size; 520 jmp_size[i] = new_size;
521 DEBUG_ONLY( jmp_target[i] = bnum; ); 521 DEBUG_ONLY( jmp_target[i] = bnum; );
1423 jmp_offset[i] = current_offset - blk_offset; 1423 jmp_offset[i] = current_offset - blk_offset;
1424 jmp_size[i] = new_size; 1424 jmp_size[i] = new_size;
1425 jmp_rule[i] = mach->rule(); 1425 jmp_rule[i] = mach->rule();
1426 #endif 1426 #endif
1427 b->_nodes.map(j, replacement); 1427 b->_nodes.map(j, replacement);
1428 mach->subsume_by(replacement); 1428 mach->subsume_by(replacement, C);
1429 n = replacement; 1429 n = replacement;
1430 mach = replacement; 1430 mach = replacement;
1431 } 1431 }
1432 } 1432 }
1433 mach->as_MachBranch()->label_set( &blk_labels[block_num], block_num ); 1433 mach->as_MachBranch()->label_set( &blk_labels[block_num], block_num );