Cross Reference: /openjdk7/hotspot/src/share/vm/c1/c1

Lines Matching refs:live_in
732     block->set_live_in  (BitMap(live_size)); block->live_in().clear();
749 // (sets live_in and live_out for each block)
760   // Perform a backward dataflow analysis to compute live_out and live_in for each block.
773       // live_out(block) is the union of live_in(sux), for successors sux of block
779           live_out.set_from(block->sux_at(0)->live_in());
781             live_out.set_union(block->sux_at(j)->live_in());
787           live_out.set_union(block->exception_handler_at(j)->live_in());
802         // live_in(block) is the union of live_gen(block) with (live_out(block) & !live_kill(block))
803         // note: live_in has to be computed only in first iteration or if live_out has changed!
804         BitMap live_in = block->live_in();
805         live_in.set_from(block->live_out());
806         live_in.set_difference(block->live_kill());
807         live_in.set_union(block->live_gen());
816         tty->print("(%d) live_in%c  B%d ", iteration_count, c, block->block_id()); print_bitmap(block->live_in());
835       assert(block->live_in().at(j)  == false, "live_in  set of fixed register must be empty");
842   // check that the live_in set of the first block is empty
843   BitMap live_in_args(ir()->start()->live_in().size());
845   if (!ir()->start()->live_in().is_same(live_in_args)) {
847     tty->print_cr("Error: live_in set of first block must be empty (when this fails, virtual registers are used before they are defined)");
849     print_bitmap(ir()->start()->live_in());
852     for (unsigned int i = 0; i < ir()->start()->live_in().size(); i++) {
853       if (ir()->start()->live_in().at(i)) {
871     assert(false, "live_in set of first block must be empty");
873     bailout("live_in set of first block not empty");
1701   const BitMap live_at_edge = to_block->live_in();
1706     assert(from_block->live_out().at(r) && to_block->live_in().at(r), "interval not live at this edge");
1874   // visit all registers where the live_in bit is set
1876   for (int r = (int)block->live_in().get_next_one_offset(0, size); r < size; r = (int)block->live_in().get_next_one_offset(r + 1, size)) {
1880   // the live_in bits are not set for phi functions of the xhandler entry, so iterate them separately
1947   // visit all registers where the live_in bit is set
1950   for (int r = (int)block->live_in().get_next_one_offset(0, size); r < size; r = (int)block->live_in().get_next_one_offset(r + 1, size)) {
1954   // the live_in bits are not set for phi functions of the xhandler entry, so iterate them separately
3370     BitMap live_at_edge = block->live_in();