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comparison src/share/vm/opto/gcm.cpp @ 2008:2f644f85485d

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6961690: load oops from constant table on SPARC Summary: oops should be loaded from the constant table of an nmethod instead of materializing them with a long code sequence. Reviewed-by: never, kvn
author twisti
date Fri, 03 Dec 2010 01:34:31 -0800
parents f95d63e2154a
children b92c45f2bc75
comparison
equal deleted inserted replaced
2007:5ddfcf4b079e 2008:2f644f85485d
87 void PhaseCFG::replace_block_proj_ctrl( Node *n ) { 87 void PhaseCFG::replace_block_proj_ctrl( Node *n ) {
88 const Node *in0 = n->in(0); 88 const Node *in0 = n->in(0);
89 assert(in0 != NULL, "Only control-dependent"); 89 assert(in0 != NULL, "Only control-dependent");
90 const Node *p = in0->is_block_proj(); 90 const Node *p = in0->is_block_proj();
91 if (p != NULL && p != n) { // Control from a block projection? 91 if (p != NULL && p != n) { // Control from a block projection?
92 assert(!n->pinned() || n->is_SafePointScalarObject(), "only SafePointScalarObject pinned node is expected here"); 92 assert(!n->pinned() || n->is_MachConstantBase() || n->is_SafePointScalarObject(), "only pinned MachConstantBase or SafePointScalarObject node is expected here");
93 // Find trailing Region 93 // Find trailing Region
94 Block *pb = _bbs[in0->_idx]; // Block-projection already has basic block 94 Block *pb = _bbs[in0->_idx]; // Block-projection already has basic block
95 uint j = 0; 95 uint j = 0;
96 if (pb->_num_succs != 1) { // More then 1 successor? 96 if (pb->_num_succs != 1) { // More then 1 successor?
97 // Search for successor 97 // Search for successor