Cross Reference: /openjdk7/hotspot/src/cpu/x86/vm/c1_MacroAssembler

Lines Matching refs:obj
38 int C1_MacroAssembler::lock_object(Register hdr, Register obj, Register disp_hdr, Register scratch, Label& slow_case) {
42   assert(hdr != obj && hdr != disp_hdr && obj != disp_hdr, "registers must be different");
46   verify_oop(obj);
49   movptr(Address(disp_hdr, BasicObjectLock::obj_offset_in_bytes()), obj);
53     null_check_offset = biased_locking_enter(disp_hdr, obj, hdr, scratch, false, done, &slow_case);
59   movptr(hdr, Address(obj, hdr_offset));
68   cmpxchgptr(disp_hdr, Address(obj, hdr_offset));
101 void C1_MacroAssembler::unlock_object(Register hdr, Register obj, Register disp_hdr, Label& slow_case) {
105   assert(hdr != obj && hdr != disp_hdr && obj != disp_hdr, "registers must be different");
110     movptr(obj, Address(disp_hdr, BasicObjectLock::obj_offset_in_bytes()));
111     biased_locking_exit(obj, hdr, done);
122     movptr(obj, Address(disp_hdr, BasicObjectLock::obj_offset_in_bytes()));
124   verify_oop(obj);
129   cmpxchgptr(hdr, Address(obj, hdr_offset));
138 // Defines obj, preserves var_size_in_bytes
139 void C1_MacroAssembler::try_allocate(Register obj, Register var_size_in_bytes, int con_size_in_bytes, Register t1, Register t2, Label& slow_case) {
141     tlab_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, t2, slow_case);
143     eden_allocate(obj, var_size_in_bytes, con_size_in_bytes, t1, slow_case);
149 void C1_MacroAssembler::initialize_header(Register obj, Register klass, Register len, Register t1, Register t2) {
150   assert_different_registers(obj, klass, len);
152     assert_different_registers(obj, klass, len, t1, t2);
154     movptr(Address(obj, oopDesc::mark_offset_in_bytes()), t1);
157     movptr(Address(obj, oopDesc::mark_offset_in_bytes ()), (int32_t)(intptr_t)markOopDesc::prototype());
163     movl(Address(obj, oopDesc::klass_offset_in_bytes()), t1);
167     movptr(Address(obj, oopDesc::klass_offset_in_bytes()), klass);
171     movl(Address(obj, arrayOopDesc::length_offset_in_bytes()), len);
176     store_klass_gap(obj, t1);
182 // preserves obj, destroys len_in_bytes
183 void C1_MacroAssembler::initialize_body(Register obj, Register len_in_bytes, int hdr_size_in_bytes, Register t1) {
185   assert(obj != len_in_bytes && obj != t1 && t1 != len_in_bytes, "registers must be different");
216     movptr(Address(obj, index, Address::times_8, hdr_size_in_bytes - 0*BytesPerWord), t1);
225     movptr(Address(obj, index, Address::times_8, hdr_size_in_bytes - 1*BytesPerWord), t1);
226     NOT_LP64(movptr(Address(obj, index, Address::times_8, hdr_size_in_bytes - 2*BytesPerWord), t1);)
236 void C1_MacroAssembler::allocate_object(Register obj, Register t1, Register t2, int header_size, int object_size, Register klass, Label& slow_case) {
237   assert(obj == rax, "obj must be in rax, for cmpxchg");
238   assert_different_registers(obj, t1, t2); // XXX really?
241   try_allocate(obj, noreg, object_size * BytesPerWord, t1, t2, slow_case);
243   initialize_object(obj, klass, noreg, object_size * HeapWordSize, t1, t2);
246 void C1_MacroAssembler::initialize_object(Register obj, Register klass, Register var_size_in_bytes, int con_size_in_bytes, Register t1, Register t2) {
251   initialize_header(obj, klass, noreg, t1, t2);
259     initialize_body(obj, index, hdr_size_in_bytes, t1_zero);
265       movptr(Address(obj, i), t1_zero);
274       movptr(Address(obj, con_size_in_bytes - (1*BytesPerWord)), t1_zero);
278       movptr(Address(obj, index, Address::times_8, hdr_size_in_bytes - (1*BytesPerWord)),
280       NOT_LP64(movptr(Address(obj, index, Address::times_8, hdr_size_in_bytes - (2*BytesPerWord)),
288     assert(obj == rax, "must be");
292   verify_oop(obj);
295 void C1_MacroAssembler::allocate_array(Register obj, Register len, Register t1, Register t2, int header_size, Address::ScaleFactor f, Register klass, Label& slow_case) {
296   assert(obj == rax, "obj must be in rax, for cmpxchg");
297   assert_different_registers(obj, len, t1, t2, klass);
312   try_allocate(obj, arr_size, 0, t1, t2, slow_case);
314   initialize_header(obj, klass, len, t1, t2);
318   initialize_body(obj, arr_size, header_size * BytesPerWord, len_zero);
321     assert(obj == rax, "must be");
325   verify_oop(obj);