Fri, 25 Mar 2011 09:35:39 +0100
7029017: Additional architecture support for c2 compiler
Summary: Enables cross building of a c2 VM. Support masking of shift counts when the processor architecture mandates it.
Reviewed-by: kvn, never
jrose@1145 | 1 | /* |
twisti@2436 | 2 | * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved. |
jrose@1145 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jrose@1145 | 4 | * |
jrose@1145 | 5 | * This code is free software; you can redistribute it and/or modify it |
jrose@1145 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jrose@1145 | 7 | * published by the Free Software Foundation. |
jrose@1145 | 8 | * |
jrose@1145 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jrose@1145 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jrose@1145 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jrose@1145 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
jrose@1145 | 13 | * accompanied this code). |
jrose@1145 | 14 | * |
jrose@1145 | 15 | * You should have received a copy of the GNU General Public License version |
jrose@1145 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
jrose@1145 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jrose@1145 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
jrose@1145 | 22 | * |
jrose@1145 | 23 | */ |
jrose@1145 | 24 | |
stefank@2314 | 25 | #include "precompiled.hpp" |
stefank@2314 | 26 | #include "interpreter/interpreter.hpp" |
stefank@2314 | 27 | #include "memory/allocation.inline.hpp" |
stefank@2314 | 28 | #include "prims/methodHandles.hpp" |
jrose@1145 | 29 | |
jrose@1145 | 30 | #define __ _masm-> |
jrose@1145 | 31 | |
twisti@2204 | 32 | #ifdef PRODUCT |
twisti@2204 | 33 | #define BLOCK_COMMENT(str) /* nothing */ |
twisti@2204 | 34 | #else |
twisti@2204 | 35 | #define BLOCK_COMMENT(str) __ block_comment(str) |
twisti@2204 | 36 | #endif |
twisti@2204 | 37 | |
twisti@2204 | 38 | #define BIND(label) bind(label); BLOCK_COMMENT(#label ":") |
twisti@2204 | 39 | |
jrose@1145 | 40 | address MethodHandleEntry::start_compiled_entry(MacroAssembler* _masm, |
jrose@1145 | 41 | address interpreted_entry) { |
twisti@1858 | 42 | // Just before the actual machine code entry point, allocate space |
twisti@1858 | 43 | // for a MethodHandleEntry::Data record, so that we can manage everything |
twisti@1858 | 44 | // from one base pointer. |
jrose@1145 | 45 | __ align(wordSize); |
jrose@1145 | 46 | address target = __ pc() + sizeof(Data); |
jrose@1145 | 47 | while (__ pc() < target) { |
jrose@1145 | 48 | __ nop(); |
jrose@1145 | 49 | __ align(wordSize); |
jrose@1145 | 50 | } |
jrose@1145 | 51 | |
jrose@1145 | 52 | MethodHandleEntry* me = (MethodHandleEntry*) __ pc(); |
jrose@1145 | 53 | me->set_end_address(__ pc()); // set a temporary end_address |
jrose@1145 | 54 | me->set_from_interpreted_entry(interpreted_entry); |
jrose@1145 | 55 | me->set_type_checking_entry(NULL); |
jrose@1145 | 56 | |
jrose@1145 | 57 | return (address) me; |
jrose@1145 | 58 | } |
jrose@1145 | 59 | |
jrose@1145 | 60 | MethodHandleEntry* MethodHandleEntry::finish_compiled_entry(MacroAssembler* _masm, |
jrose@1145 | 61 | address start_addr) { |
jrose@1145 | 62 | MethodHandleEntry* me = (MethodHandleEntry*) start_addr; |
jrose@1145 | 63 | assert(me->end_address() == start_addr, "valid ME"); |
jrose@1145 | 64 | |
jrose@1145 | 65 | // Fill in the real end_address: |
jrose@1145 | 66 | __ align(wordSize); |
jrose@1145 | 67 | me->set_end_address(__ pc()); |
jrose@1145 | 68 | |
jrose@1145 | 69 | return me; |
jrose@1145 | 70 | } |
jrose@1145 | 71 | |
jrose@1145 | 72 | |
jrose@1145 | 73 | // Code generation |
jrose@1145 | 74 | address MethodHandles::generate_method_handle_interpreter_entry(MacroAssembler* _masm) { |
twisti@2271 | 75 | // I5_savedSP/O5_savedSP: sender SP (must preserve) |
twisti@1858 | 76 | // G4 (Gargs): incoming argument list (must preserve) |
twisti@2271 | 77 | // G5_method: invoke methodOop |
twisti@1858 | 78 | // G3_method_handle: receiver method handle (must load from sp[MethodTypeForm.vmslots]) |
twisti@2271 | 79 | // O0, O1, O2, O3, O4: garbage temps, blown away |
twisti@2271 | 80 | Register O0_mtype = O0; |
twisti@1858 | 81 | Register O1_scratch = O1; |
jrose@2266 | 82 | Register O2_scratch = O2; |
jrose@2266 | 83 | Register O3_scratch = O3; |
twisti@2271 | 84 | Register O4_argslot = O4; |
jrose@2266 | 85 | Register O4_argbase = O4; |
twisti@1858 | 86 | |
twisti@1858 | 87 | // emit WrongMethodType path first, to enable back-branch from main path |
twisti@1858 | 88 | Label wrong_method_type; |
twisti@1858 | 89 | __ bind(wrong_method_type); |
jrose@2266 | 90 | Label invoke_generic_slow_path; |
jrose@2266 | 91 | assert(methodOopDesc::intrinsic_id_size_in_bytes() == sizeof(u1), "");; |
jrose@2266 | 92 | __ ldub(Address(G5_method, methodOopDesc::intrinsic_id_offset_in_bytes()), O1_scratch); |
jrose@2266 | 93 | __ cmp(O1_scratch, (int) vmIntrinsics::_invokeExact); |
jrose@2266 | 94 | __ brx(Assembler::notEqual, false, Assembler::pt, invoke_generic_slow_path); |
jrose@2266 | 95 | __ delayed()->nop(); |
twisti@2271 | 96 | __ mov(O0_mtype, G5_method_type); // required by throw_WrongMethodType |
jrose@2266 | 97 | // mov(G3_method_handle, G3_method_handle); // already in this register |
twisti@1858 | 98 | __ jump_to(AddressLiteral(Interpreter::throw_WrongMethodType_entry()), O1_scratch); |
twisti@1858 | 99 | __ delayed()->nop(); |
twisti@1858 | 100 | |
twisti@1858 | 101 | // here's where control starts out: |
twisti@1858 | 102 | __ align(CodeEntryAlignment); |
twisti@1858 | 103 | address entry_point = __ pc(); |
twisti@1858 | 104 | |
jrose@2266 | 105 | // fetch the MethodType from the method handle |
twisti@1858 | 106 | { |
twisti@1858 | 107 | Register tem = G5_method; |
twisti@1858 | 108 | for (jint* pchase = methodOopDesc::method_type_offsets_chain(); (*pchase) != -1; pchase++) { |
twisti@2271 | 109 | __ ld_ptr(Address(tem, *pchase), O0_mtype); |
twisti@2271 | 110 | tem = O0_mtype; // in case there is another indirection |
twisti@1858 | 111 | } |
twisti@1858 | 112 | } |
twisti@1858 | 113 | |
twisti@1858 | 114 | // given the MethodType, find out where the MH argument is buried |
jrose@2639 | 115 | __ load_heap_oop(Address(O0_mtype, __ delayed_value(java_lang_invoke_MethodType::form_offset_in_bytes, O1_scratch)), O4_argslot); |
jrose@2639 | 116 | __ ldsw( Address(O4_argslot, __ delayed_value(java_lang_invoke_MethodTypeForm::vmslots_offset_in_bytes, O1_scratch)), O4_argslot); |
twisti@2271 | 117 | __ add(Gargs, __ argument_offset(O4_argslot, 1), O4_argbase); |
jrose@2266 | 118 | // Note: argument_address uses its input as a scratch register! |
jrose@2266 | 119 | __ ld_ptr(Address(O4_argbase, -Interpreter::stackElementSize), G3_method_handle); |
twisti@1858 | 120 | |
jrose@2266 | 121 | trace_method_handle(_masm, "invokeExact"); |
jrose@2266 | 122 | |
twisti@2271 | 123 | __ check_method_handle_type(O0_mtype, G3_method_handle, O1_scratch, wrong_method_type); |
twisti@1858 | 124 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 125 | |
jrose@2266 | 126 | // for invokeGeneric (only), apply argument and result conversions on the fly |
jrose@2266 | 127 | __ bind(invoke_generic_slow_path); |
jrose@2266 | 128 | #ifdef ASSERT |
jrose@2266 | 129 | { Label L; |
jrose@2266 | 130 | __ ldub(Address(G5_method, methodOopDesc::intrinsic_id_offset_in_bytes()), O1_scratch); |
jrose@2266 | 131 | __ cmp(O1_scratch, (int) vmIntrinsics::_invokeGeneric); |
jrose@2266 | 132 | __ brx(Assembler::equal, false, Assembler::pt, L); |
jrose@2266 | 133 | __ delayed()->nop(); |
jrose@2266 | 134 | __ stop("bad methodOop::intrinsic_id"); |
jrose@2266 | 135 | __ bind(L); |
jrose@2266 | 136 | } |
jrose@2266 | 137 | #endif //ASSERT |
jrose@2266 | 138 | |
jrose@2266 | 139 | // make room on the stack for another pointer: |
twisti@2271 | 140 | insert_arg_slots(_masm, 2 * stack_move_unit(), _INSERT_REF_MASK, O4_argbase, O1_scratch, O2_scratch, O3_scratch); |
jrose@2266 | 141 | // load up an adapter from the calling type (Java weaves this) |
jrose@2266 | 142 | Register O2_form = O2_scratch; |
jrose@2266 | 143 | Register O3_adapter = O3_scratch; |
jrose@2639 | 144 | __ load_heap_oop(Address(O0_mtype, __ delayed_value(java_lang_invoke_MethodType::form_offset_in_bytes, O1_scratch)), O2_form); |
jrose@2639 | 145 | // load_heap_oop(Address(O2_form, __ delayed_value(java_lang_invoke_MethodTypeForm::genericInvoker_offset_in_bytes, O1_scratch)), O3_adapter); |
jrose@2266 | 146 | // deal with old JDK versions: |
jrose@2639 | 147 | __ add( Address(O2_form, __ delayed_value(java_lang_invoke_MethodTypeForm::genericInvoker_offset_in_bytes, O1_scratch)), O3_adapter); |
jrose@2266 | 148 | __ cmp(O3_adapter, O2_form); |
jrose@2266 | 149 | Label sorry_no_invoke_generic; |
jrose@2266 | 150 | __ brx(Assembler::lessUnsigned, false, Assembler::pn, sorry_no_invoke_generic); |
jrose@2266 | 151 | __ delayed()->nop(); |
jrose@2266 | 152 | |
jrose@2266 | 153 | __ load_heap_oop(Address(O3_adapter, 0), O3_adapter); |
jrose@2266 | 154 | __ tst(O3_adapter); |
jrose@2266 | 155 | __ brx(Assembler::zero, false, Assembler::pn, sorry_no_invoke_generic); |
jrose@2266 | 156 | __ delayed()->nop(); |
jrose@2266 | 157 | __ st_ptr(O3_adapter, Address(O4_argbase, 1 * Interpreter::stackElementSize)); |
jrose@2266 | 158 | // As a trusted first argument, pass the type being called, so the adapter knows |
jrose@2266 | 159 | // the actual types of the arguments and return values. |
jrose@2266 | 160 | // (Generic invokers are shared among form-families of method-type.) |
twisti@2271 | 161 | __ st_ptr(O0_mtype, Address(O4_argbase, 0 * Interpreter::stackElementSize)); |
jrose@2266 | 162 | // FIXME: assert that O3_adapter is of the right method-type. |
jrose@2266 | 163 | __ mov(O3_adapter, G3_method_handle); |
jrose@2266 | 164 | trace_method_handle(_masm, "invokeGeneric"); |
jrose@2266 | 165 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
jrose@2266 | 166 | |
jrose@2266 | 167 | __ bind(sorry_no_invoke_generic); // no invokeGeneric implementation available! |
twisti@2271 | 168 | __ mov(O0_mtype, G5_method_type); // required by throw_WrongMethodType |
jrose@2266 | 169 | // mov(G3_method_handle, G3_method_handle); // already in this register |
jrose@2266 | 170 | __ jump_to(AddressLiteral(Interpreter::throw_WrongMethodType_entry()), O1_scratch); |
jrose@2266 | 171 | __ delayed()->nop(); |
jrose@2266 | 172 | |
twisti@1858 | 173 | return entry_point; |
jrose@1145 | 174 | } |
jrose@1145 | 175 | |
twisti@1858 | 176 | |
twisti@1858 | 177 | #ifdef ASSERT |
twisti@1858 | 178 | static void verify_argslot(MacroAssembler* _masm, Register argslot_reg, Register temp_reg, const char* error_message) { |
twisti@1858 | 179 | // Verify that argslot lies within (Gargs, FP]. |
twisti@1858 | 180 | Label L_ok, L_bad; |
twisti@2204 | 181 | BLOCK_COMMENT("{ verify_argslot"); |
twisti@1858 | 182 | #ifdef _LP64 |
twisti@1858 | 183 | __ add(FP, STACK_BIAS, temp_reg); |
twisti@1858 | 184 | __ cmp(argslot_reg, temp_reg); |
twisti@1858 | 185 | #else |
twisti@1858 | 186 | __ cmp(argslot_reg, FP); |
twisti@1858 | 187 | #endif |
twisti@1858 | 188 | __ brx(Assembler::greaterUnsigned, false, Assembler::pn, L_bad); |
twisti@1858 | 189 | __ delayed()->nop(); |
twisti@1858 | 190 | __ cmp(Gargs, argslot_reg); |
twisti@1858 | 191 | __ brx(Assembler::lessEqualUnsigned, false, Assembler::pt, L_ok); |
twisti@1858 | 192 | __ delayed()->nop(); |
twisti@1858 | 193 | __ bind(L_bad); |
twisti@1858 | 194 | __ stop(error_message); |
twisti@1858 | 195 | __ bind(L_ok); |
twisti@2204 | 196 | BLOCK_COMMENT("} verify_argslot"); |
twisti@1858 | 197 | } |
twisti@1858 | 198 | #endif |
twisti@1858 | 199 | |
twisti@1858 | 200 | |
twisti@1858 | 201 | // Helper to insert argument slots into the stack. |
twisti@1858 | 202 | // arg_slots must be a multiple of stack_move_unit() and <= 0 |
twisti@1858 | 203 | void MethodHandles::insert_arg_slots(MacroAssembler* _masm, |
twisti@1858 | 204 | RegisterOrConstant arg_slots, |
twisti@1858 | 205 | int arg_mask, |
twisti@1858 | 206 | Register argslot_reg, |
twisti@1858 | 207 | Register temp_reg, Register temp2_reg, Register temp3_reg) { |
twisti@1858 | 208 | assert(temp3_reg != noreg, "temp3 required"); |
twisti@1858 | 209 | assert_different_registers(argslot_reg, temp_reg, temp2_reg, temp3_reg, |
twisti@1858 | 210 | (!arg_slots.is_register() ? Gargs : arg_slots.as_register())); |
twisti@1858 | 211 | |
twisti@1858 | 212 | #ifdef ASSERT |
twisti@1858 | 213 | verify_argslot(_masm, argslot_reg, temp_reg, "insertion point must fall within current frame"); |
twisti@1858 | 214 | if (arg_slots.is_register()) { |
twisti@1858 | 215 | Label L_ok, L_bad; |
twisti@1858 | 216 | __ cmp(arg_slots.as_register(), (int32_t) NULL_WORD); |
twisti@1858 | 217 | __ br(Assembler::greater, false, Assembler::pn, L_bad); |
twisti@1858 | 218 | __ delayed()->nop(); |
twisti@1858 | 219 | __ btst(-stack_move_unit() - 1, arg_slots.as_register()); |
twisti@1858 | 220 | __ br(Assembler::zero, false, Assembler::pt, L_ok); |
twisti@1858 | 221 | __ delayed()->nop(); |
twisti@1858 | 222 | __ bind(L_bad); |
twisti@1858 | 223 | __ stop("assert arg_slots <= 0 and clear low bits"); |
twisti@1858 | 224 | __ bind(L_ok); |
twisti@1858 | 225 | } else { |
twisti@1858 | 226 | assert(arg_slots.as_constant() <= 0, ""); |
twisti@1858 | 227 | assert(arg_slots.as_constant() % -stack_move_unit() == 0, ""); |
twisti@1858 | 228 | } |
twisti@1858 | 229 | #endif // ASSERT |
twisti@1858 | 230 | |
twisti@1858 | 231 | #ifdef _LP64 |
twisti@1858 | 232 | if (arg_slots.is_register()) { |
twisti@1858 | 233 | // Was arg_slots register loaded as signed int? |
twisti@1858 | 234 | Label L_ok; |
twisti@1858 | 235 | __ sll(arg_slots.as_register(), BitsPerInt, temp_reg); |
twisti@1858 | 236 | __ sra(temp_reg, BitsPerInt, temp_reg); |
twisti@1858 | 237 | __ cmp(arg_slots.as_register(), temp_reg); |
twisti@1858 | 238 | __ br(Assembler::equal, false, Assembler::pt, L_ok); |
twisti@1858 | 239 | __ delayed()->nop(); |
twisti@1858 | 240 | __ stop("arg_slots register not loaded as signed int"); |
twisti@1858 | 241 | __ bind(L_ok); |
twisti@1858 | 242 | } |
twisti@1858 | 243 | #endif |
twisti@1858 | 244 | |
twisti@1858 | 245 | // Make space on the stack for the inserted argument(s). |
twisti@1858 | 246 | // Then pull down everything shallower than argslot_reg. |
twisti@1858 | 247 | // The stacked return address gets pulled down with everything else. |
twisti@1858 | 248 | // That is, copy [sp, argslot) downward by -size words. In pseudo-code: |
twisti@1858 | 249 | // sp -= size; |
twisti@1858 | 250 | // for (temp = sp + size; temp < argslot; temp++) |
twisti@1858 | 251 | // temp[-size] = temp[0] |
twisti@1858 | 252 | // argslot -= size; |
twisti@2204 | 253 | BLOCK_COMMENT("insert_arg_slots {"); |
twisti@1858 | 254 | RegisterOrConstant offset = __ regcon_sll_ptr(arg_slots, LogBytesPerWord, temp3_reg); |
twisti@1858 | 255 | |
twisti@1858 | 256 | // Keep the stack pointer 2*wordSize aligned. |
twisti@1858 | 257 | const int TwoWordAlignmentMask = right_n_bits(LogBytesPerWord + 1); |
twisti@1858 | 258 | RegisterOrConstant masked_offset = __ regcon_andn_ptr(offset, TwoWordAlignmentMask, temp_reg); |
twisti@1858 | 259 | __ add(SP, masked_offset, SP); |
twisti@1858 | 260 | |
twisti@1858 | 261 | __ mov(Gargs, temp_reg); // source pointer for copy |
twisti@1858 | 262 | __ add(Gargs, offset, Gargs); |
twisti@1858 | 263 | |
twisti@1858 | 264 | { |
twisti@1858 | 265 | Label loop; |
twisti@2204 | 266 | __ BIND(loop); |
twisti@1858 | 267 | // pull one word down each time through the loop |
twisti@1858 | 268 | __ ld_ptr(Address(temp_reg, 0), temp2_reg); |
twisti@1858 | 269 | __ st_ptr(temp2_reg, Address(temp_reg, offset)); |
twisti@1858 | 270 | __ add(temp_reg, wordSize, temp_reg); |
twisti@1858 | 271 | __ cmp(temp_reg, argslot_reg); |
twisti@1858 | 272 | __ brx(Assembler::less, false, Assembler::pt, loop); |
twisti@1858 | 273 | __ delayed()->nop(); // FILLME |
twisti@1858 | 274 | } |
twisti@1858 | 275 | |
twisti@1858 | 276 | // Now move the argslot down, to point to the opened-up space. |
twisti@1858 | 277 | __ add(argslot_reg, offset, argslot_reg); |
twisti@2204 | 278 | BLOCK_COMMENT("} insert_arg_slots"); |
twisti@1858 | 279 | } |
twisti@1858 | 280 | |
twisti@1858 | 281 | |
twisti@1858 | 282 | // Helper to remove argument slots from the stack. |
twisti@1858 | 283 | // arg_slots must be a multiple of stack_move_unit() and >= 0 |
twisti@1858 | 284 | void MethodHandles::remove_arg_slots(MacroAssembler* _masm, |
twisti@1858 | 285 | RegisterOrConstant arg_slots, |
twisti@1858 | 286 | Register argslot_reg, |
twisti@1858 | 287 | Register temp_reg, Register temp2_reg, Register temp3_reg) { |
twisti@1858 | 288 | assert(temp3_reg != noreg, "temp3 required"); |
twisti@1858 | 289 | assert_different_registers(argslot_reg, temp_reg, temp2_reg, temp3_reg, |
twisti@1858 | 290 | (!arg_slots.is_register() ? Gargs : arg_slots.as_register())); |
twisti@1858 | 291 | |
twisti@1858 | 292 | RegisterOrConstant offset = __ regcon_sll_ptr(arg_slots, LogBytesPerWord, temp3_reg); |
twisti@1858 | 293 | |
twisti@1858 | 294 | #ifdef ASSERT |
twisti@1858 | 295 | // Verify that [argslot..argslot+size) lies within (Gargs, FP). |
twisti@1858 | 296 | __ add(argslot_reg, offset, temp2_reg); |
twisti@1858 | 297 | verify_argslot(_masm, temp2_reg, temp_reg, "deleted argument(s) must fall within current frame"); |
twisti@1858 | 298 | if (arg_slots.is_register()) { |
twisti@1858 | 299 | Label L_ok, L_bad; |
twisti@1858 | 300 | __ cmp(arg_slots.as_register(), (int32_t) NULL_WORD); |
twisti@1858 | 301 | __ br(Assembler::less, false, Assembler::pn, L_bad); |
twisti@1858 | 302 | __ delayed()->nop(); |
twisti@1858 | 303 | __ btst(-stack_move_unit() - 1, arg_slots.as_register()); |
twisti@1858 | 304 | __ br(Assembler::zero, false, Assembler::pt, L_ok); |
twisti@1858 | 305 | __ delayed()->nop(); |
twisti@1858 | 306 | __ bind(L_bad); |
twisti@1858 | 307 | __ stop("assert arg_slots >= 0 and clear low bits"); |
twisti@1858 | 308 | __ bind(L_ok); |
twisti@1858 | 309 | } else { |
twisti@1858 | 310 | assert(arg_slots.as_constant() >= 0, ""); |
twisti@1858 | 311 | assert(arg_slots.as_constant() % -stack_move_unit() == 0, ""); |
twisti@1858 | 312 | } |
twisti@1858 | 313 | #endif // ASSERT |
twisti@1858 | 314 | |
twisti@2204 | 315 | BLOCK_COMMENT("remove_arg_slots {"); |
twisti@1858 | 316 | // Pull up everything shallower than argslot. |
twisti@1858 | 317 | // Then remove the excess space on the stack. |
twisti@1858 | 318 | // The stacked return address gets pulled up with everything else. |
twisti@1858 | 319 | // That is, copy [sp, argslot) upward by size words. In pseudo-code: |
twisti@1858 | 320 | // for (temp = argslot-1; temp >= sp; --temp) |
twisti@1858 | 321 | // temp[size] = temp[0] |
twisti@1858 | 322 | // argslot += size; |
twisti@1858 | 323 | // sp += size; |
twisti@1858 | 324 | __ sub(argslot_reg, wordSize, temp_reg); // source pointer for copy |
twisti@1858 | 325 | { |
twisti@1858 | 326 | Label loop; |
twisti@2204 | 327 | __ BIND(loop); |
twisti@1858 | 328 | // pull one word up each time through the loop |
twisti@1858 | 329 | __ ld_ptr(Address(temp_reg, 0), temp2_reg); |
twisti@1858 | 330 | __ st_ptr(temp2_reg, Address(temp_reg, offset)); |
twisti@1858 | 331 | __ sub(temp_reg, wordSize, temp_reg); |
twisti@1858 | 332 | __ cmp(temp_reg, Gargs); |
twisti@1858 | 333 | __ brx(Assembler::greaterEqual, false, Assembler::pt, loop); |
twisti@1858 | 334 | __ delayed()->nop(); // FILLME |
twisti@1858 | 335 | } |
twisti@1858 | 336 | |
twisti@1858 | 337 | // Now move the argslot up, to point to the just-copied block. |
twisti@1858 | 338 | __ add(Gargs, offset, Gargs); |
twisti@1858 | 339 | // And adjust the argslot address to point at the deletion point. |
twisti@1858 | 340 | __ add(argslot_reg, offset, argslot_reg); |
twisti@1858 | 341 | |
twisti@1858 | 342 | // Keep the stack pointer 2*wordSize aligned. |
twisti@1858 | 343 | const int TwoWordAlignmentMask = right_n_bits(LogBytesPerWord + 1); |
twisti@1858 | 344 | RegisterOrConstant masked_offset = __ regcon_andn_ptr(offset, TwoWordAlignmentMask, temp_reg); |
twisti@1858 | 345 | __ add(SP, masked_offset, SP); |
twisti@2204 | 346 | BLOCK_COMMENT("} remove_arg_slots"); |
twisti@1858 | 347 | } |
twisti@1858 | 348 | |
twisti@1858 | 349 | |
twisti@1858 | 350 | #ifndef PRODUCT |
twisti@1858 | 351 | extern "C" void print_method_handle(oop mh); |
twisti@1858 | 352 | void trace_method_handle_stub(const char* adaptername, |
twisti@2204 | 353 | oopDesc* mh) { |
twisti@1858 | 354 | printf("MH %s mh="INTPTR_FORMAT"\n", adaptername, (intptr_t) mh); |
twisti@1858 | 355 | print_method_handle(mh); |
twisti@1858 | 356 | } |
twisti@2204 | 357 | void MethodHandles::trace_method_handle(MacroAssembler* _masm, const char* adaptername) { |
twisti@2204 | 358 | if (!TraceMethodHandles) return; |
twisti@2204 | 359 | BLOCK_COMMENT("trace_method_handle {"); |
twisti@2204 | 360 | // save: Gargs, O5_savedSP |
twisti@2204 | 361 | __ save_frame(16); |
twisti@2204 | 362 | __ set((intptr_t) adaptername, O0); |
twisti@2204 | 363 | __ mov(G3_method_handle, O1); |
twisti@2204 | 364 | __ mov(G3_method_handle, L3); |
twisti@2204 | 365 | __ mov(Gargs, L4); |
twisti@2204 | 366 | __ mov(G5_method_type, L5); |
twisti@2204 | 367 | __ call_VM_leaf(L7, CAST_FROM_FN_PTR(address, trace_method_handle_stub)); |
twisti@2204 | 368 | |
twisti@2204 | 369 | __ mov(L3, G3_method_handle); |
twisti@2204 | 370 | __ mov(L4, Gargs); |
twisti@2204 | 371 | __ mov(L5, G5_method_type); |
twisti@2204 | 372 | __ restore(); |
twisti@2204 | 373 | BLOCK_COMMENT("} trace_method_handle"); |
twisti@2204 | 374 | } |
twisti@1858 | 375 | #endif // PRODUCT |
twisti@1858 | 376 | |
jrose@1862 | 377 | // which conversion op types are implemented here? |
jrose@1862 | 378 | int MethodHandles::adapter_conversion_ops_supported_mask() { |
jrose@2639 | 379 | return ((1<<java_lang_invoke_AdapterMethodHandle::OP_RETYPE_ONLY) |
jrose@2639 | 380 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_RETYPE_RAW) |
jrose@2639 | 381 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_CHECK_CAST) |
jrose@2639 | 382 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_PRIM_TO_PRIM) |
jrose@2639 | 383 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_REF_TO_PRIM) |
jrose@2639 | 384 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_SWAP_ARGS) |
jrose@2639 | 385 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_ROT_ARGS) |
jrose@2639 | 386 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_DUP_ARGS) |
jrose@2639 | 387 | |(1<<java_lang_invoke_AdapterMethodHandle::OP_DROP_ARGS) |
jrose@2639 | 388 | //|(1<<java_lang_invoke_AdapterMethodHandle::OP_SPREAD_ARGS) //BUG! |
jrose@1862 | 389 | ); |
jrose@1862 | 390 | // FIXME: MethodHandlesTest gets a crash if we enable OP_SPREAD_ARGS. |
jrose@1862 | 391 | } |
twisti@1858 | 392 | |
twisti@1858 | 393 | //------------------------------------------------------------------------------ |
twisti@1858 | 394 | // MethodHandles::generate_method_handle_stub |
twisti@1858 | 395 | // |
jrose@1145 | 396 | // Generate an "entry" field for a method handle. |
jrose@1145 | 397 | // This determines how the method handle will respond to calls. |
twisti@2436 | 398 | void MethodHandles::generate_method_handle_stub(MacroAssembler* _masm, MethodHandles::EntryKind ek) { |
twisti@1858 | 399 | // Here is the register state during an interpreted call, |
twisti@1858 | 400 | // as set up by generate_method_handle_interpreter_entry(): |
twisti@1858 | 401 | // - G5: garbage temp (was MethodHandle.invoke methodOop, unused) |
twisti@1858 | 402 | // - G3: receiver method handle |
twisti@1858 | 403 | // - O5_savedSP: sender SP (must preserve) |
twisti@1858 | 404 | |
twisti@2411 | 405 | const Register O0_argslot = O0; |
twisti@2411 | 406 | const Register O1_scratch = O1; |
twisti@2411 | 407 | const Register O2_scratch = O2; |
twisti@2411 | 408 | const Register O3_scratch = O3; |
twisti@2411 | 409 | const Register G5_index = G5; |
twisti@2411 | 410 | |
twisti@2411 | 411 | // Argument registers for _raise_exception. |
twisti@2411 | 412 | const Register O0_code = O0; |
twisti@2411 | 413 | const Register O1_actual = O1; |
twisti@2411 | 414 | const Register O2_required = O2; |
twisti@1858 | 415 | |
jrose@2639 | 416 | guarantee(java_lang_invoke_MethodHandle::vmentry_offset_in_bytes() != 0, "must have offsets"); |
twisti@1858 | 417 | |
twisti@1858 | 418 | // Some handy addresses: |
twisti@1858 | 419 | Address G5_method_fie( G5_method, in_bytes(methodOopDesc::from_interpreted_offset())); |
twisti@2603 | 420 | Address G5_method_fce( G5_method, in_bytes(methodOopDesc::from_compiled_offset())); |
twisti@1858 | 421 | |
jrose@2639 | 422 | Address G3_mh_vmtarget( G3_method_handle, java_lang_invoke_MethodHandle::vmtarget_offset_in_bytes()); |
twisti@1858 | 423 | |
jrose@2639 | 424 | Address G3_dmh_vmindex( G3_method_handle, java_lang_invoke_DirectMethodHandle::vmindex_offset_in_bytes()); |
twisti@1858 | 425 | |
jrose@2639 | 426 | Address G3_bmh_vmargslot( G3_method_handle, java_lang_invoke_BoundMethodHandle::vmargslot_offset_in_bytes()); |
jrose@2639 | 427 | Address G3_bmh_argument( G3_method_handle, java_lang_invoke_BoundMethodHandle::argument_offset_in_bytes()); |
twisti@1858 | 428 | |
jrose@2639 | 429 | Address G3_amh_vmargslot( G3_method_handle, java_lang_invoke_AdapterMethodHandle::vmargslot_offset_in_bytes()); |
jrose@2639 | 430 | Address G3_amh_argument ( G3_method_handle, java_lang_invoke_AdapterMethodHandle::argument_offset_in_bytes()); |
jrose@2639 | 431 | Address G3_amh_conversion(G3_method_handle, java_lang_invoke_AdapterMethodHandle::conversion_offset_in_bytes()); |
twisti@1858 | 432 | |
twisti@1858 | 433 | const int java_mirror_offset = klassOopDesc::klass_part_offset_in_bytes() + Klass::java_mirror_offset_in_bytes(); |
twisti@1858 | 434 | |
twisti@1858 | 435 | if (have_entry(ek)) { |
twisti@1858 | 436 | __ nop(); // empty stubs make SG sick |
twisti@1858 | 437 | return; |
twisti@1858 | 438 | } |
twisti@1858 | 439 | |
twisti@1858 | 440 | address interp_entry = __ pc(); |
twisti@1858 | 441 | |
twisti@2204 | 442 | trace_method_handle(_masm, entry_name(ek)); |
twisti@1858 | 443 | |
twisti@1858 | 444 | switch ((int) ek) { |
twisti@1858 | 445 | case _raise_exception: |
twisti@1858 | 446 | { |
twisti@1858 | 447 | // Not a real MH entry, but rather shared code for raising an |
twisti@2603 | 448 | // exception. Since we use the compiled entry, arguments are |
twisti@2603 | 449 | // expected in compiler argument registers. |
twisti@2436 | 450 | assert(raise_exception_method(), "must be set"); |
twisti@2603 | 451 | assert(raise_exception_method()->from_compiled_entry(), "method must be linked"); |
twisti@1858 | 452 | |
twisti@1858 | 453 | __ mov(O5_savedSP, SP); // Cut the stack back to where the caller started. |
twisti@1858 | 454 | |
twisti@2411 | 455 | Label L_no_method; |
jrose@2639 | 456 | // FIXME: fill in _raise_exception_method with a suitable java.lang.invoke method |
twisti@1858 | 457 | __ set(AddressLiteral((address) &_raise_exception_method), G5_method); |
twisti@1858 | 458 | __ ld_ptr(Address(G5_method, 0), G5_method); |
twisti@1858 | 459 | __ tst(G5_method); |
twisti@2411 | 460 | __ brx(Assembler::zero, false, Assembler::pn, L_no_method); |
twisti@1858 | 461 | __ delayed()->nop(); |
twisti@1858 | 462 | |
twisti@2411 | 463 | const int jobject_oop_offset = 0; |
twisti@1858 | 464 | __ ld_ptr(Address(G5_method, jobject_oop_offset), G5_method); |
twisti@1858 | 465 | __ tst(G5_method); |
twisti@2411 | 466 | __ brx(Assembler::zero, false, Assembler::pn, L_no_method); |
twisti@1858 | 467 | __ delayed()->nop(); |
twisti@1858 | 468 | |
twisti@1858 | 469 | __ verify_oop(G5_method); |
twisti@2603 | 470 | __ jump_indirect_to(G5_method_fce, O3_scratch); // jump to compiled entry |
twisti@1858 | 471 | __ delayed()->nop(); |
twisti@1858 | 472 | |
twisti@1858 | 473 | // Do something that is at least causes a valid throw from the interpreter. |
twisti@2411 | 474 | __ bind(L_no_method); |
twisti@2411 | 475 | __ unimplemented("call throw_WrongMethodType_entry"); |
twisti@1858 | 476 | } |
twisti@1858 | 477 | break; |
twisti@1858 | 478 | |
twisti@1858 | 479 | case _invokestatic_mh: |
twisti@1858 | 480 | case _invokespecial_mh: |
twisti@1858 | 481 | { |
twisti@2201 | 482 | __ load_heap_oop(G3_mh_vmtarget, G5_method); // target is a methodOop |
twisti@1858 | 483 | __ verify_oop(G5_method); |
twisti@1858 | 484 | // Same as TemplateTable::invokestatic or invokespecial, |
twisti@1858 | 485 | // minus the CP setup and profiling: |
twisti@1858 | 486 | if (ek == _invokespecial_mh) { |
twisti@1858 | 487 | // Must load & check the first argument before entering the target method. |
twisti@1858 | 488 | __ load_method_handle_vmslots(O0_argslot, G3_method_handle, O1_scratch); |
twisti@1858 | 489 | __ ld_ptr(__ argument_address(O0_argslot), G3_method_handle); |
twisti@1858 | 490 | __ null_check(G3_method_handle); |
twisti@1858 | 491 | __ verify_oop(G3_method_handle); |
twisti@1858 | 492 | } |
twisti@1858 | 493 | __ jump_indirect_to(G5_method_fie, O1_scratch); |
twisti@1858 | 494 | __ delayed()->nop(); |
twisti@1858 | 495 | } |
twisti@1858 | 496 | break; |
twisti@1858 | 497 | |
twisti@1858 | 498 | case _invokevirtual_mh: |
twisti@1858 | 499 | { |
twisti@1858 | 500 | // Same as TemplateTable::invokevirtual, |
twisti@1858 | 501 | // minus the CP setup and profiling: |
twisti@1858 | 502 | |
twisti@1858 | 503 | // Pick out the vtable index and receiver offset from the MH, |
twisti@1858 | 504 | // and then we can discard it: |
twisti@1858 | 505 | __ load_method_handle_vmslots(O0_argslot, G3_method_handle, O1_scratch); |
twisti@1858 | 506 | __ ldsw(G3_dmh_vmindex, G5_index); |
twisti@1858 | 507 | // Note: The verifier allows us to ignore G3_mh_vmtarget. |
twisti@1858 | 508 | __ ld_ptr(__ argument_address(O0_argslot, -1), G3_method_handle); |
twisti@1858 | 509 | __ null_check(G3_method_handle, oopDesc::klass_offset_in_bytes()); |
twisti@1858 | 510 | |
twisti@1858 | 511 | // Get receiver klass: |
twisti@1858 | 512 | Register O0_klass = O0_argslot; |
twisti@1858 | 513 | __ load_klass(G3_method_handle, O0_klass); |
twisti@1858 | 514 | __ verify_oop(O0_klass); |
twisti@1858 | 515 | |
twisti@1858 | 516 | // Get target methodOop & entry point: |
twisti@1858 | 517 | const int base = instanceKlass::vtable_start_offset() * wordSize; |
twisti@1858 | 518 | assert(vtableEntry::size() * wordSize == wordSize, "adjust the scaling in the code below"); |
twisti@1858 | 519 | |
twisti@1858 | 520 | __ sll_ptr(G5_index, LogBytesPerWord, G5_index); |
twisti@1858 | 521 | __ add(O0_klass, G5_index, O0_klass); |
twisti@1858 | 522 | Address vtable_entry_addr(O0_klass, base + vtableEntry::method_offset_in_bytes()); |
twisti@1858 | 523 | __ ld_ptr(vtable_entry_addr, G5_method); |
twisti@1858 | 524 | |
twisti@1858 | 525 | __ verify_oop(G5_method); |
twisti@1858 | 526 | __ jump_indirect_to(G5_method_fie, O1_scratch); |
twisti@1858 | 527 | __ delayed()->nop(); |
twisti@1858 | 528 | } |
twisti@1858 | 529 | break; |
twisti@1858 | 530 | |
twisti@1858 | 531 | case _invokeinterface_mh: |
twisti@1858 | 532 | { |
twisti@1858 | 533 | // Same as TemplateTable::invokeinterface, |
twisti@1858 | 534 | // minus the CP setup and profiling: |
twisti@1858 | 535 | __ load_method_handle_vmslots(O0_argslot, G3_method_handle, O1_scratch); |
twisti@1858 | 536 | Register O1_intf = O1_scratch; |
twisti@2201 | 537 | __ load_heap_oop(G3_mh_vmtarget, O1_intf); |
twisti@1858 | 538 | __ ldsw(G3_dmh_vmindex, G5_index); |
twisti@1858 | 539 | __ ld_ptr(__ argument_address(O0_argslot, -1), G3_method_handle); |
twisti@1858 | 540 | __ null_check(G3_method_handle, oopDesc::klass_offset_in_bytes()); |
twisti@1858 | 541 | |
twisti@1858 | 542 | // Get receiver klass: |
twisti@1858 | 543 | Register O0_klass = O0_argslot; |
twisti@1858 | 544 | __ load_klass(G3_method_handle, O0_klass); |
twisti@1858 | 545 | __ verify_oop(O0_klass); |
twisti@1858 | 546 | |
twisti@1858 | 547 | // Get interface: |
twisti@1858 | 548 | Label no_such_interface; |
twisti@1858 | 549 | __ verify_oop(O1_intf); |
twisti@1858 | 550 | __ lookup_interface_method(O0_klass, O1_intf, |
twisti@1858 | 551 | // Note: next two args must be the same: |
twisti@1858 | 552 | G5_index, G5_method, |
twisti@1858 | 553 | O2_scratch, |
twisti@1858 | 554 | O3_scratch, |
twisti@1858 | 555 | no_such_interface); |
twisti@1858 | 556 | |
twisti@1858 | 557 | __ verify_oop(G5_method); |
twisti@1858 | 558 | __ jump_indirect_to(G5_method_fie, O1_scratch); |
twisti@1858 | 559 | __ delayed()->nop(); |
twisti@1858 | 560 | |
twisti@1858 | 561 | __ bind(no_such_interface); |
twisti@1858 | 562 | // Throw an exception. |
twisti@1858 | 563 | // For historical reasons, it will be IncompatibleClassChangeError. |
twisti@1858 | 564 | __ unimplemented("not tested yet"); |
twisti@2411 | 565 | __ ld_ptr(Address(O1_intf, java_mirror_offset), O2_required); // required interface |
twisti@2411 | 566 | __ mov( O0_klass, O1_actual); // bad receiver |
twisti@2411 | 567 | __ jump_to(AddressLiteral(from_interpreted_entry(_raise_exception)), O3_scratch); |
twisti@2411 | 568 | __ delayed()->mov(Bytecodes::_invokeinterface, O0_code); // who is complaining? |
twisti@1858 | 569 | } |
twisti@1858 | 570 | break; |
twisti@1858 | 571 | |
twisti@1858 | 572 | case _bound_ref_mh: |
twisti@1858 | 573 | case _bound_int_mh: |
twisti@1858 | 574 | case _bound_long_mh: |
twisti@1858 | 575 | case _bound_ref_direct_mh: |
twisti@1858 | 576 | case _bound_int_direct_mh: |
twisti@1858 | 577 | case _bound_long_direct_mh: |
twisti@1858 | 578 | { |
twisti@1858 | 579 | const bool direct_to_method = (ek >= _bound_ref_direct_mh); |
twisti@1858 | 580 | BasicType arg_type = T_ILLEGAL; |
twisti@1858 | 581 | int arg_mask = _INSERT_NO_MASK; |
twisti@1858 | 582 | int arg_slots = -1; |
twisti@1858 | 583 | get_ek_bound_mh_info(ek, arg_type, arg_mask, arg_slots); |
twisti@1858 | 584 | |
twisti@1858 | 585 | // Make room for the new argument: |
twisti@1858 | 586 | __ ldsw(G3_bmh_vmargslot, O0_argslot); |
twisti@1858 | 587 | __ add(Gargs, __ argument_offset(O0_argslot), O0_argslot); |
twisti@1858 | 588 | |
twisti@1858 | 589 | insert_arg_slots(_masm, arg_slots * stack_move_unit(), arg_mask, O0_argslot, O1_scratch, O2_scratch, G5_index); |
twisti@1858 | 590 | |
twisti@1858 | 591 | // Store bound argument into the new stack slot: |
twisti@2201 | 592 | __ load_heap_oop(G3_bmh_argument, O1_scratch); |
twisti@1858 | 593 | if (arg_type == T_OBJECT) { |
twisti@1858 | 594 | __ st_ptr(O1_scratch, Address(O0_argslot, 0)); |
twisti@1858 | 595 | } else { |
twisti@1858 | 596 | Address prim_value_addr(O1_scratch, java_lang_boxing_object::value_offset_in_bytes(arg_type)); |
twisti@2565 | 597 | const int arg_size = type2aelembytes(arg_type); |
twisti@2565 | 598 | __ load_sized_value(prim_value_addr, O2_scratch, arg_size, is_signed_subword_type(arg_type)); |
twisti@2565 | 599 | __ store_sized_value(O2_scratch, Address(O0_argslot, 0), arg_size); // long store uses O2/O3 on !_LP64 |
twisti@1858 | 600 | } |
twisti@1858 | 601 | |
twisti@1858 | 602 | if (direct_to_method) { |
twisti@2201 | 603 | __ load_heap_oop(G3_mh_vmtarget, G5_method); // target is a methodOop |
twisti@1858 | 604 | __ verify_oop(G5_method); |
twisti@1858 | 605 | __ jump_indirect_to(G5_method_fie, O1_scratch); |
twisti@1858 | 606 | __ delayed()->nop(); |
twisti@1858 | 607 | } else { |
twisti@2201 | 608 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); // target is a methodOop |
twisti@1858 | 609 | __ verify_oop(G3_method_handle); |
twisti@1858 | 610 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 611 | } |
twisti@1858 | 612 | } |
twisti@1858 | 613 | break; |
twisti@1858 | 614 | |
twisti@1858 | 615 | case _adapter_retype_only: |
twisti@1858 | 616 | case _adapter_retype_raw: |
twisti@1858 | 617 | // Immediately jump to the next MH layer: |
twisti@2201 | 618 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 619 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 620 | // This is OK when all parameter types widen. |
twisti@1858 | 621 | // It is also OK when a return type narrows. |
twisti@1858 | 622 | break; |
twisti@1858 | 623 | |
twisti@1858 | 624 | case _adapter_check_cast: |
twisti@1858 | 625 | { |
twisti@1858 | 626 | // Temps: |
twisti@1858 | 627 | Register G5_klass = G5_index; // Interesting AMH data. |
twisti@1858 | 628 | |
twisti@1858 | 629 | // Check a reference argument before jumping to the next layer of MH: |
twisti@1858 | 630 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@1858 | 631 | Address vmarg = __ argument_address(O0_argslot); |
twisti@1858 | 632 | |
twisti@1858 | 633 | // What class are we casting to? |
twisti@2201 | 634 | __ load_heap_oop(G3_amh_argument, G5_klass); // This is a Class object! |
twisti@2201 | 635 | __ load_heap_oop(Address(G5_klass, java_lang_Class::klass_offset_in_bytes()), G5_klass); |
twisti@1858 | 636 | |
twisti@1858 | 637 | Label done; |
twisti@1858 | 638 | __ ld_ptr(vmarg, O1_scratch); |
twisti@1858 | 639 | __ tst(O1_scratch); |
twisti@1858 | 640 | __ brx(Assembler::zero, false, Assembler::pn, done); // No cast if null. |
twisti@1858 | 641 | __ delayed()->nop(); |
twisti@1858 | 642 | __ load_klass(O1_scratch, O1_scratch); |
twisti@1858 | 643 | |
twisti@1858 | 644 | // Live at this point: |
twisti@1858 | 645 | // - G5_klass : klass required by the target method |
twisti@1858 | 646 | // - O1_scratch : argument klass to test |
twisti@1858 | 647 | // - G3_method_handle: adapter method handle |
twisti@1858 | 648 | __ check_klass_subtype(O1_scratch, G5_klass, O0_argslot, O2_scratch, done); |
twisti@1858 | 649 | |
twisti@1858 | 650 | // If we get here, the type check failed! |
twisti@2411 | 651 | __ load_heap_oop(G3_amh_argument, O2_required); // required class |
twisti@2411 | 652 | __ ld_ptr( vmarg, O1_actual); // bad object |
twisti@2411 | 653 | __ jump_to(AddressLiteral(from_interpreted_entry(_raise_exception)), O3_scratch); |
twisti@2411 | 654 | __ delayed()->mov(Bytecodes::_checkcast, O0_code); // who is complaining? |
twisti@1858 | 655 | |
twisti@1858 | 656 | __ bind(done); |
twisti@1858 | 657 | // Get the new MH: |
twisti@2201 | 658 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 659 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 660 | } |
twisti@1858 | 661 | break; |
twisti@1858 | 662 | |
twisti@1858 | 663 | case _adapter_prim_to_prim: |
twisti@1858 | 664 | case _adapter_ref_to_prim: |
twisti@1858 | 665 | // Handled completely by optimized cases. |
twisti@1858 | 666 | __ stop("init_AdapterMethodHandle should not issue this"); |
twisti@1858 | 667 | break; |
twisti@1858 | 668 | |
twisti@1858 | 669 | case _adapter_opt_i2i: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 670 | //case _adapter_opt_f2i: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 671 | case _adapter_opt_l2i: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 672 | case _adapter_opt_unboxi: // optimized subcase of adapt_ref_to_prim |
twisti@1858 | 673 | { |
twisti@1858 | 674 | // Perform an in-place conversion to int or an int subword. |
twisti@1858 | 675 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@2351 | 676 | Address value; |
twisti@1858 | 677 | Address vmarg = __ argument_address(O0_argslot); |
twisti@1858 | 678 | bool value_left_justified = false; |
twisti@1858 | 679 | |
twisti@1858 | 680 | switch (ek) { |
twisti@1858 | 681 | case _adapter_opt_i2i: |
twisti@2256 | 682 | value = vmarg; |
twisti@2256 | 683 | break; |
twisti@1858 | 684 | case _adapter_opt_l2i: |
twisti@2256 | 685 | { |
twisti@2256 | 686 | // just delete the extra slot |
twisti@2351 | 687 | #ifdef _LP64 |
twisti@2351 | 688 | // In V9, longs are given 2 64-bit slots in the interpreter, but the |
twisti@2351 | 689 | // data is passed in only 1 slot. |
twisti@2351 | 690 | // Keep the second slot. |
twisti@2351 | 691 | __ add(Gargs, __ argument_offset(O0_argslot, -1), O0_argslot); |
twisti@2351 | 692 | remove_arg_slots(_masm, -stack_move_unit(), O0_argslot, O1_scratch, O2_scratch, O3_scratch); |
twisti@2351 | 693 | value = Address(O0_argslot, 4); // Get least-significant 32-bit of 64-bit value. |
twisti@2351 | 694 | vmarg = Address(O0_argslot, Interpreter::stackElementSize); |
twisti@2351 | 695 | #else |
twisti@2351 | 696 | // Keep the first slot. |
twisti@2256 | 697 | __ add(Gargs, __ argument_offset(O0_argslot), O0_argslot); |
twisti@2256 | 698 | remove_arg_slots(_masm, -stack_move_unit(), O0_argslot, O1_scratch, O2_scratch, O3_scratch); |
twisti@2351 | 699 | value = Address(O0_argslot, 0); |
twisti@2351 | 700 | vmarg = value; |
twisti@2351 | 701 | #endif |
twisti@2256 | 702 | } |
twisti@1858 | 703 | break; |
twisti@1858 | 704 | case _adapter_opt_unboxi: |
twisti@1858 | 705 | { |
twisti@1858 | 706 | // Load the value up from the heap. |
twisti@1858 | 707 | __ ld_ptr(vmarg, O1_scratch); |
twisti@1858 | 708 | int value_offset = java_lang_boxing_object::value_offset_in_bytes(T_INT); |
twisti@1858 | 709 | #ifdef ASSERT |
twisti@1858 | 710 | for (int bt = T_BOOLEAN; bt < T_INT; bt++) { |
twisti@1858 | 711 | if (is_subword_type(BasicType(bt))) |
twisti@1858 | 712 | assert(value_offset == java_lang_boxing_object::value_offset_in_bytes(BasicType(bt)), ""); |
twisti@1858 | 713 | } |
twisti@1858 | 714 | #endif |
twisti@1858 | 715 | __ null_check(O1_scratch, value_offset); |
twisti@1858 | 716 | value = Address(O1_scratch, value_offset); |
twisti@1858 | 717 | #ifdef _BIG_ENDIAN |
twisti@1858 | 718 | // Values stored in objects are packed. |
twisti@1858 | 719 | value_left_justified = true; |
twisti@1858 | 720 | #endif |
twisti@1858 | 721 | } |
twisti@1858 | 722 | break; |
twisti@1858 | 723 | default: |
twisti@1858 | 724 | ShouldNotReachHere(); |
twisti@1858 | 725 | } |
twisti@1858 | 726 | |
twisti@1858 | 727 | // This check is required on _BIG_ENDIAN |
twisti@1858 | 728 | Register G5_vminfo = G5_index; |
twisti@1858 | 729 | __ ldsw(G3_amh_conversion, G5_vminfo); |
twisti@1858 | 730 | assert(CONV_VMINFO_SHIFT == 0, "preshifted"); |
twisti@1858 | 731 | |
twisti@1858 | 732 | // Original 32-bit vmdata word must be of this form: |
twisti@1858 | 733 | // | MBZ:6 | signBitCount:8 | srcDstTypes:8 | conversionOp:8 | |
twisti@1858 | 734 | __ lduw(value, O1_scratch); |
twisti@1858 | 735 | if (!value_left_justified) |
twisti@1858 | 736 | __ sll(O1_scratch, G5_vminfo, O1_scratch); |
twisti@1858 | 737 | Label zero_extend, done; |
twisti@1858 | 738 | __ btst(CONV_VMINFO_SIGN_FLAG, G5_vminfo); |
twisti@1858 | 739 | __ br(Assembler::zero, false, Assembler::pn, zero_extend); |
twisti@1858 | 740 | __ delayed()->nop(); |
twisti@1858 | 741 | |
twisti@1858 | 742 | // this path is taken for int->byte, int->short |
twisti@1858 | 743 | __ sra(O1_scratch, G5_vminfo, O1_scratch); |
twisti@1858 | 744 | __ ba(false, done); |
twisti@1858 | 745 | __ delayed()->nop(); |
twisti@1858 | 746 | |
twisti@1858 | 747 | __ bind(zero_extend); |
twisti@1858 | 748 | // this is taken for int->char |
twisti@1858 | 749 | __ srl(O1_scratch, G5_vminfo, O1_scratch); |
twisti@1858 | 750 | |
twisti@1858 | 751 | __ bind(done); |
twisti@1858 | 752 | __ st(O1_scratch, vmarg); |
twisti@1858 | 753 | |
twisti@1858 | 754 | // Get the new MH: |
twisti@2201 | 755 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 756 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 757 | } |
twisti@1858 | 758 | break; |
twisti@1858 | 759 | |
twisti@1858 | 760 | case _adapter_opt_i2l: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 761 | case _adapter_opt_unboxl: // optimized subcase of adapt_ref_to_prim |
twisti@1858 | 762 | { |
twisti@1858 | 763 | // Perform an in-place int-to-long or ref-to-long conversion. |
twisti@1858 | 764 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@1858 | 765 | |
twisti@1858 | 766 | // On big-endian machine we duplicate the slot and store the MSW |
twisti@1858 | 767 | // in the first slot. |
twisti@1858 | 768 | __ add(Gargs, __ argument_offset(O0_argslot, 1), O0_argslot); |
twisti@1858 | 769 | |
twisti@1858 | 770 | insert_arg_slots(_masm, stack_move_unit(), _INSERT_INT_MASK, O0_argslot, O1_scratch, O2_scratch, G5_index); |
twisti@1858 | 771 | |
twisti@1858 | 772 | Address arg_lsw(O0_argslot, 0); |
twisti@1861 | 773 | Address arg_msw(O0_argslot, -Interpreter::stackElementSize); |
twisti@1858 | 774 | |
twisti@1858 | 775 | switch (ek) { |
twisti@1858 | 776 | case _adapter_opt_i2l: |
twisti@1858 | 777 | { |
twisti@2664 | 778 | #ifdef _LP64 |
twisti@2664 | 779 | __ ldsw(arg_lsw, O2_scratch); // Load LSW sign-extended |
twisti@2664 | 780 | #else |
twisti@2664 | 781 | __ ldsw(arg_lsw, O3_scratch); // Load LSW sign-extended |
twisti@2664 | 782 | __ srlx(O3_scratch, BitsPerInt, O2_scratch); // Move MSW value to lower 32-bits for std |
twisti@2664 | 783 | #endif |
twisti@2664 | 784 | __ st_long(O2_scratch, arg_msw); // Uses O2/O3 on !_LP64 |
twisti@1858 | 785 | } |
twisti@1858 | 786 | break; |
twisti@1858 | 787 | case _adapter_opt_unboxl: |
twisti@1858 | 788 | { |
twisti@1858 | 789 | // Load the value up from the heap. |
twisti@1858 | 790 | __ ld_ptr(arg_lsw, O1_scratch); |
twisti@1858 | 791 | int value_offset = java_lang_boxing_object::value_offset_in_bytes(T_LONG); |
twisti@1858 | 792 | assert(value_offset == java_lang_boxing_object::value_offset_in_bytes(T_DOUBLE), ""); |
twisti@1858 | 793 | __ null_check(O1_scratch, value_offset); |
twisti@1858 | 794 | __ ld_long(Address(O1_scratch, value_offset), O2_scratch); // Uses O2/O3 on !_LP64 |
twisti@1858 | 795 | __ st_long(O2_scratch, arg_msw); |
twisti@1858 | 796 | } |
twisti@1858 | 797 | break; |
twisti@1858 | 798 | default: |
twisti@1858 | 799 | ShouldNotReachHere(); |
twisti@1858 | 800 | } |
twisti@1858 | 801 | |
twisti@2201 | 802 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 803 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 804 | } |
twisti@1858 | 805 | break; |
twisti@1858 | 806 | |
twisti@1858 | 807 | case _adapter_opt_f2d: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 808 | case _adapter_opt_d2f: // optimized subcase of adapt_prim_to_prim |
twisti@1858 | 809 | { |
twisti@1858 | 810 | // perform an in-place floating primitive conversion |
twisti@1858 | 811 | __ unimplemented(entry_name(ek)); |
twisti@1858 | 812 | } |
twisti@1858 | 813 | break; |
twisti@1858 | 814 | |
twisti@1858 | 815 | case _adapter_prim_to_ref: |
twisti@1858 | 816 | __ unimplemented(entry_name(ek)); // %%% FIXME: NYI |
twisti@1858 | 817 | break; |
twisti@1858 | 818 | |
twisti@1858 | 819 | case _adapter_swap_args: |
twisti@1858 | 820 | case _adapter_rot_args: |
twisti@1858 | 821 | // handled completely by optimized cases |
twisti@1858 | 822 | __ stop("init_AdapterMethodHandle should not issue this"); |
twisti@1858 | 823 | break; |
twisti@1858 | 824 | |
twisti@1858 | 825 | case _adapter_opt_swap_1: |
twisti@1858 | 826 | case _adapter_opt_swap_2: |
twisti@1858 | 827 | case _adapter_opt_rot_1_up: |
twisti@1858 | 828 | case _adapter_opt_rot_1_down: |
twisti@1858 | 829 | case _adapter_opt_rot_2_up: |
twisti@1858 | 830 | case _adapter_opt_rot_2_down: |
twisti@1858 | 831 | { |
twisti@1858 | 832 | int swap_bytes = 0, rotate = 0; |
twisti@1858 | 833 | get_ek_adapter_opt_swap_rot_info(ek, swap_bytes, rotate); |
twisti@1858 | 834 | |
twisti@1858 | 835 | // 'argslot' is the position of the first argument to swap. |
twisti@1858 | 836 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@1858 | 837 | __ add(Gargs, __ argument_offset(O0_argslot), O0_argslot); |
twisti@1858 | 838 | |
twisti@1858 | 839 | // 'vminfo' is the second. |
twisti@1858 | 840 | Register O1_destslot = O1_scratch; |
twisti@1858 | 841 | __ ldsw(G3_amh_conversion, O1_destslot); |
twisti@1858 | 842 | assert(CONV_VMINFO_SHIFT == 0, "preshifted"); |
twisti@1858 | 843 | __ and3(O1_destslot, CONV_VMINFO_MASK, O1_destslot); |
twisti@1858 | 844 | __ add(Gargs, __ argument_offset(O1_destslot), O1_destslot); |
twisti@1858 | 845 | |
twisti@1858 | 846 | if (!rotate) { |
twisti@1858 | 847 | for (int i = 0; i < swap_bytes; i += wordSize) { |
twisti@1858 | 848 | __ ld_ptr(Address(O0_argslot, i), O2_scratch); |
twisti@1858 | 849 | __ ld_ptr(Address(O1_destslot, i), O3_scratch); |
twisti@1858 | 850 | __ st_ptr(O3_scratch, Address(O0_argslot, i)); |
twisti@1858 | 851 | __ st_ptr(O2_scratch, Address(O1_destslot, i)); |
twisti@1858 | 852 | } |
twisti@1858 | 853 | } else { |
twisti@1858 | 854 | // Save the first chunk, which is going to get overwritten. |
twisti@1858 | 855 | switch (swap_bytes) { |
twisti@1858 | 856 | case 4 : __ lduw(Address(O0_argslot, 0), O2_scratch); break; |
twisti@1858 | 857 | case 16: __ ldx( Address(O0_argslot, 8), O3_scratch); //fall-thru |
twisti@1858 | 858 | case 8 : __ ldx( Address(O0_argslot, 0), O2_scratch); break; |
twisti@1858 | 859 | default: ShouldNotReachHere(); |
twisti@1858 | 860 | } |
twisti@1858 | 861 | |
twisti@1858 | 862 | if (rotate > 0) { |
twisti@1858 | 863 | // Rorate upward. |
twisti@1858 | 864 | __ sub(O0_argslot, swap_bytes, O0_argslot); |
twisti@1858 | 865 | #if ASSERT |
twisti@1858 | 866 | { |
twisti@1858 | 867 | // Verify that argslot > destslot, by at least swap_bytes. |
twisti@1858 | 868 | Label L_ok; |
twisti@1858 | 869 | __ cmp(O0_argslot, O1_destslot); |
twisti@1858 | 870 | __ brx(Assembler::greaterEqualUnsigned, false, Assembler::pt, L_ok); |
twisti@1858 | 871 | __ delayed()->nop(); |
twisti@1858 | 872 | __ stop("source must be above destination (upward rotation)"); |
twisti@1858 | 873 | __ bind(L_ok); |
twisti@1858 | 874 | } |
twisti@1858 | 875 | #endif |
twisti@1858 | 876 | // Work argslot down to destslot, copying contiguous data upwards. |
twisti@1858 | 877 | // Pseudo-code: |
twisti@1858 | 878 | // argslot = src_addr - swap_bytes |
twisti@1858 | 879 | // destslot = dest_addr |
twisti@1858 | 880 | // while (argslot >= destslot) { |
twisti@1858 | 881 | // *(argslot + swap_bytes) = *(argslot + 0); |
twisti@1858 | 882 | // argslot--; |
twisti@1858 | 883 | // } |
twisti@1858 | 884 | Label loop; |
twisti@1858 | 885 | __ bind(loop); |
twisti@1858 | 886 | __ ld_ptr(Address(O0_argslot, 0), G5_index); |
twisti@1858 | 887 | __ st_ptr(G5_index, Address(O0_argslot, swap_bytes)); |
twisti@1858 | 888 | __ sub(O0_argslot, wordSize, O0_argslot); |
twisti@1858 | 889 | __ cmp(O0_argslot, O1_destslot); |
twisti@1858 | 890 | __ brx(Assembler::greaterEqualUnsigned, false, Assembler::pt, loop); |
twisti@1858 | 891 | __ delayed()->nop(); // FILLME |
twisti@1858 | 892 | } else { |
twisti@1858 | 893 | __ add(O0_argslot, swap_bytes, O0_argslot); |
twisti@1858 | 894 | #if ASSERT |
twisti@1858 | 895 | { |
twisti@1858 | 896 | // Verify that argslot < destslot, by at least swap_bytes. |
twisti@1858 | 897 | Label L_ok; |
twisti@1858 | 898 | __ cmp(O0_argslot, O1_destslot); |
twisti@1858 | 899 | __ brx(Assembler::lessEqualUnsigned, false, Assembler::pt, L_ok); |
twisti@1858 | 900 | __ delayed()->nop(); |
twisti@1858 | 901 | __ stop("source must be above destination (upward rotation)"); |
twisti@1858 | 902 | __ bind(L_ok); |
twisti@1858 | 903 | } |
twisti@1858 | 904 | #endif |
twisti@1858 | 905 | // Work argslot up to destslot, copying contiguous data downwards. |
twisti@1858 | 906 | // Pseudo-code: |
twisti@1858 | 907 | // argslot = src_addr + swap_bytes |
twisti@1858 | 908 | // destslot = dest_addr |
twisti@1858 | 909 | // while (argslot >= destslot) { |
twisti@1858 | 910 | // *(argslot - swap_bytes) = *(argslot + 0); |
twisti@1858 | 911 | // argslot++; |
twisti@1858 | 912 | // } |
twisti@1858 | 913 | Label loop; |
twisti@1858 | 914 | __ bind(loop); |
twisti@1858 | 915 | __ ld_ptr(Address(O0_argslot, 0), G5_index); |
twisti@1858 | 916 | __ st_ptr(G5_index, Address(O0_argslot, -swap_bytes)); |
twisti@1858 | 917 | __ add(O0_argslot, wordSize, O0_argslot); |
twisti@1858 | 918 | __ cmp(O0_argslot, O1_destslot); |
twisti@1858 | 919 | __ brx(Assembler::lessEqualUnsigned, false, Assembler::pt, loop); |
twisti@1858 | 920 | __ delayed()->nop(); // FILLME |
twisti@1858 | 921 | } |
twisti@1858 | 922 | |
twisti@1858 | 923 | // Store the original first chunk into the destination slot, now free. |
twisti@1858 | 924 | switch (swap_bytes) { |
twisti@1858 | 925 | case 4 : __ stw(O2_scratch, Address(O1_destslot, 0)); break; |
twisti@1858 | 926 | case 16: __ stx(O3_scratch, Address(O1_destslot, 8)); // fall-thru |
twisti@1858 | 927 | case 8 : __ stx(O2_scratch, Address(O1_destslot, 0)); break; |
twisti@1858 | 928 | default: ShouldNotReachHere(); |
twisti@1858 | 929 | } |
twisti@1858 | 930 | } |
twisti@1858 | 931 | |
twisti@2201 | 932 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 933 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 934 | } |
twisti@1858 | 935 | break; |
twisti@1858 | 936 | |
twisti@1858 | 937 | case _adapter_dup_args: |
twisti@1858 | 938 | { |
twisti@1858 | 939 | // 'argslot' is the position of the first argument to duplicate. |
twisti@1858 | 940 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@1858 | 941 | __ add(Gargs, __ argument_offset(O0_argslot), O0_argslot); |
twisti@1858 | 942 | |
twisti@1858 | 943 | // 'stack_move' is negative number of words to duplicate. |
twisti@1858 | 944 | Register G5_stack_move = G5_index; |
twisti@1858 | 945 | __ ldsw(G3_amh_conversion, G5_stack_move); |
twisti@1858 | 946 | __ sra(G5_stack_move, CONV_STACK_MOVE_SHIFT, G5_stack_move); |
twisti@1858 | 947 | |
twisti@1858 | 948 | // Remember the old Gargs (argslot[0]). |
twisti@1858 | 949 | Register O1_oldarg = O1_scratch; |
twisti@1858 | 950 | __ mov(Gargs, O1_oldarg); |
twisti@1858 | 951 | |
twisti@1858 | 952 | // Move Gargs down to make room for dups. |
twisti@1858 | 953 | __ sll_ptr(G5_stack_move, LogBytesPerWord, G5_stack_move); |
twisti@1858 | 954 | __ add(Gargs, G5_stack_move, Gargs); |
twisti@1858 | 955 | |
twisti@1858 | 956 | // Compute the new Gargs (argslot[0]). |
twisti@1858 | 957 | Register O2_newarg = O2_scratch; |
twisti@1858 | 958 | __ mov(Gargs, O2_newarg); |
twisti@1858 | 959 | |
twisti@1858 | 960 | // Copy from oldarg[0...] down to newarg[0...] |
twisti@1858 | 961 | // Pseude-code: |
twisti@1858 | 962 | // O1_oldarg = old-Gargs |
twisti@1858 | 963 | // O2_newarg = new-Gargs |
twisti@1858 | 964 | // O0_argslot = argslot |
twisti@1858 | 965 | // while (O2_newarg < O1_oldarg) *O2_newarg = *O0_argslot++ |
twisti@1858 | 966 | Label loop; |
twisti@1858 | 967 | __ bind(loop); |
twisti@1858 | 968 | __ ld_ptr(Address(O0_argslot, 0), O3_scratch); |
twisti@1858 | 969 | __ st_ptr(O3_scratch, Address(O2_newarg, 0)); |
twisti@1858 | 970 | __ add(O0_argslot, wordSize, O0_argslot); |
twisti@1858 | 971 | __ add(O2_newarg, wordSize, O2_newarg); |
twisti@1858 | 972 | __ cmp(O2_newarg, O1_oldarg); |
twisti@1858 | 973 | __ brx(Assembler::less, false, Assembler::pt, loop); |
twisti@1858 | 974 | __ delayed()->nop(); // FILLME |
twisti@1858 | 975 | |
twisti@2201 | 976 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 977 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 978 | } |
twisti@1858 | 979 | break; |
twisti@1858 | 980 | |
twisti@1858 | 981 | case _adapter_drop_args: |
twisti@1858 | 982 | { |
twisti@1858 | 983 | // 'argslot' is the position of the first argument to nuke. |
twisti@1858 | 984 | __ ldsw(G3_amh_vmargslot, O0_argslot); |
twisti@1858 | 985 | __ add(Gargs, __ argument_offset(O0_argslot), O0_argslot); |
twisti@1858 | 986 | |
twisti@1858 | 987 | // 'stack_move' is number of words to drop. |
twisti@1858 | 988 | Register G5_stack_move = G5_index; |
twisti@1858 | 989 | __ ldsw(G3_amh_conversion, G5_stack_move); |
twisti@1858 | 990 | __ sra(G5_stack_move, CONV_STACK_MOVE_SHIFT, G5_stack_move); |
twisti@1858 | 991 | |
twisti@1858 | 992 | remove_arg_slots(_masm, G5_stack_move, O0_argslot, O1_scratch, O2_scratch, O3_scratch); |
twisti@1858 | 993 | |
twisti@2201 | 994 | __ load_heap_oop(G3_mh_vmtarget, G3_method_handle); |
twisti@1858 | 995 | __ jump_to_method_handle_entry(G3_method_handle, O1_scratch); |
twisti@1858 | 996 | } |
twisti@1858 | 997 | break; |
twisti@1858 | 998 | |
twisti@1858 | 999 | case _adapter_collect_args: |
twisti@1858 | 1000 | __ unimplemented(entry_name(ek)); // %%% FIXME: NYI |
twisti@1858 | 1001 | break; |
twisti@1858 | 1002 | |
twisti@1858 | 1003 | case _adapter_spread_args: |
twisti@1858 | 1004 | // Handled completely by optimized cases. |
twisti@1858 | 1005 | __ stop("init_AdapterMethodHandle should not issue this"); |
twisti@1858 | 1006 | break; |
twisti@1858 | 1007 | |
twisti@1858 | 1008 | case _adapter_opt_spread_0: |
twisti@1858 | 1009 | case _adapter_opt_spread_1: |
twisti@1858 | 1010 | case _adapter_opt_spread_more: |
twisti@1858 | 1011 | { |
twisti@1858 | 1012 | // spread an array out into a group of arguments |
twisti@1858 | 1013 | __ unimplemented(entry_name(ek)); |
twisti@1858 | 1014 | } |
twisti@1858 | 1015 | break; |
twisti@1858 | 1016 | |
twisti@1858 | 1017 | case _adapter_flyby: |
twisti@1858 | 1018 | case _adapter_ricochet: |
twisti@1858 | 1019 | __ unimplemented(entry_name(ek)); // %%% FIXME: NYI |
twisti@1858 | 1020 | break; |
twisti@1858 | 1021 | |
twisti@1858 | 1022 | default: |
twisti@1858 | 1023 | ShouldNotReachHere(); |
twisti@1858 | 1024 | } |
twisti@1858 | 1025 | |
twisti@1858 | 1026 | address me_cookie = MethodHandleEntry::start_compiled_entry(_masm, interp_entry); |
twisti@1858 | 1027 | __ unimplemented(entry_name(ek)); // %%% FIXME: NYI |
twisti@1858 | 1028 | |
twisti@1858 | 1029 | init_entry(ek, MethodHandleEntry::finish_compiled_entry(_masm, me_cookie)); |
jrose@1145 | 1030 | } |