| File: | jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp |
| Warning: | line 110, column 8 Value stored to 'atomic' during its initialization is never read |
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| 1 | /* |
| 2 | * Copyright (c) 2018, 2021, Oracle and/or its affiliates. All rights reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 20 | * or visit www.oracle.com if you need additional information or have any |
| 21 | * questions. |
| 22 | * |
| 23 | */ |
| 24 | |
| 25 | #include "precompiled.hpp" |
| 26 | #include "classfile/classLoaderData.hpp" |
| 27 | #include "gc/shared/barrierSet.hpp" |
| 28 | #include "gc/shared/barrierSetAssembler.hpp" |
| 29 | #include "gc/shared/barrierSetNMethod.hpp" |
| 30 | #include "gc/shared/collectedHeap.hpp" |
| 31 | #include "interpreter/interp_masm.hpp" |
| 32 | #include "memory/universe.hpp" |
| 33 | #include "runtime/jniHandles.hpp" |
| 34 | #include "runtime/sharedRuntime.hpp" |
| 35 | #include "runtime/stubRoutines.hpp" |
| 36 | #include "runtime/thread.hpp" |
| 37 | |
| 38 | #define __masm-> masm-> |
| 39 | |
| 40 | void BarrierSetAssembler::load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
| 41 | Register dst, Address src, Register tmp1, Register tmp_thread) { |
| 42 | bool in_heap = (decorators & IN_HEAP) != 0; |
| 43 | bool in_native = (decorators & IN_NATIVE) != 0; |
| 44 | bool is_not_null = (decorators & IS_NOT_NULL) != 0; |
| 45 | bool atomic = (decorators & MO_RELAXED) != 0; |
| 46 | |
| 47 | switch (type) { |
| 48 | case T_OBJECT: |
| 49 | case T_ARRAY: { |
| 50 | if (in_heap) { |
| 51 | #ifdef _LP641 |
| 52 | if (UseCompressedOops) { |
| 53 | __masm-> movl(dst, src); |
| 54 | if (is_not_null) { |
| 55 | __masm-> decode_heap_oop_not_null(dst); |
| 56 | } else { |
| 57 | __masm-> decode_heap_oop(dst); |
| 58 | } |
| 59 | } else |
| 60 | #endif |
| 61 | { |
| 62 | __masm-> movptr(dst, src); |
| 63 | } |
| 64 | } else { |
| 65 | assert(in_native, "why else?")do { if (!(in_native)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 65, "assert(" "in_native" ") failed", "why else?"); ::breakpoint (); } } while (0); |
| 66 | __masm-> movptr(dst, src); |
| 67 | } |
| 68 | break; |
| 69 | } |
| 70 | case T_BOOLEAN: __masm-> load_unsigned_byte(dst, src); break; |
| 71 | case T_BYTE: __masm-> load_signed_byte(dst, src); break; |
| 72 | case T_CHAR: __masm-> load_unsigned_short(dst, src); break; |
| 73 | case T_SHORT: __masm-> load_signed_short(dst, src); break; |
| 74 | case T_INT: __masm-> movl (dst, src); break; |
| 75 | case T_ADDRESS: __masm-> movptr(dst, src); break; |
| 76 | case T_FLOAT: |
| 77 | assert(dst == noreg, "only to ftos")do { if (!(dst == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 77, "assert(" "dst == noreg" ") failed", "only to ftos"); :: breakpoint(); } } while (0); |
| 78 | __masm-> load_float(src); |
| 79 | break; |
| 80 | case T_DOUBLE: |
| 81 | assert(dst == noreg, "only to dtos")do { if (!(dst == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 81, "assert(" "dst == noreg" ") failed", "only to dtos"); :: breakpoint(); } } while (0); |
| 82 | __masm-> load_double(src); |
| 83 | break; |
| 84 | case T_LONG: |
| 85 | assert(dst == noreg, "only to ltos")do { if (!(dst == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 85, "assert(" "dst == noreg" ") failed", "only to ltos"); :: breakpoint(); } } while (0); |
| 86 | #ifdef _LP641 |
| 87 | __masm-> movq(rax, src); |
| 88 | #else |
| 89 | if (atomic) { |
| 90 | __masm-> fild_d(src); // Must load atomically |
| 91 | __masm-> subptr(rsp,2*wordSize); // Make space for store |
| 92 | __masm-> fistp_d(Address(rsp,0)); |
| 93 | __masm-> pop(rax); |
| 94 | __masm-> pop(rdx); |
| 95 | } else { |
| 96 | __masm-> movl(rax, src); |
| 97 | __masm-> movl(rdx, src.plus_disp(wordSize)); |
| 98 | } |
| 99 | #endif |
| 100 | break; |
| 101 | default: Unimplemented()do { (*g_assert_poison) = 'X';; report_unimplemented("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 101); ::breakpoint(); } while (0); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | void BarrierSetAssembler::store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type, |
| 106 | Address dst, Register val, Register tmp1, Register tmp2) { |
| 107 | bool in_heap = (decorators & IN_HEAP) != 0; |
| 108 | bool in_native = (decorators & IN_NATIVE) != 0; |
| 109 | bool is_not_null = (decorators & IS_NOT_NULL) != 0; |
| 110 | bool atomic = (decorators & MO_RELAXED) != 0; |
Value stored to 'atomic' during its initialization is never read | |
| 111 | |
| 112 | switch (type) { |
| 113 | case T_OBJECT: |
| 114 | case T_ARRAY: { |
| 115 | if (in_heap) { |
| 116 | if (val == noreg) { |
| 117 | assert(!is_not_null, "inconsistent access")do { if (!(!is_not_null)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 117, "assert(" "!is_not_null" ") failed", "inconsistent access" ); ::breakpoint(); } } while (0); |
| 118 | #ifdef _LP641 |
| 119 | if (UseCompressedOops) { |
| 120 | __masm-> movl(dst, (int32_t)NULL_WORD0L); |
| 121 | } else { |
| 122 | __masm-> movslq(dst, (int32_t)NULL_WORD0L); |
| 123 | } |
| 124 | #else |
| 125 | __masm-> movl(dst, (int32_t)NULL_WORD0L); |
| 126 | #endif |
| 127 | } else { |
| 128 | #ifdef _LP641 |
| 129 | if (UseCompressedOops) { |
| 130 | assert(!dst.uses(val), "not enough registers")do { if (!(!dst.uses(val))) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 130, "assert(" "!dst.uses(val)" ") failed", "not enough registers" ); ::breakpoint(); } } while (0); |
| 131 | if (is_not_null) { |
| 132 | __masm-> encode_heap_oop_not_null(val); |
| 133 | } else { |
| 134 | __masm-> encode_heap_oop(val); |
| 135 | } |
| 136 | __masm-> movl(dst, val); |
| 137 | } else |
| 138 | #endif |
| 139 | { |
| 140 | __masm-> movptr(dst, val); |
| 141 | } |
| 142 | } |
| 143 | } else { |
| 144 | assert(in_native, "why else?")do { if (!(in_native)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 144, "assert(" "in_native" ") failed", "why else?"); ::breakpoint (); } } while (0); |
| 145 | assert(val != noreg, "not supported")do { if (!(val != noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 145, "assert(" "val != noreg" ") failed", "not supported"); ::breakpoint(); } } while (0); |
| 146 | __masm-> movptr(dst, val); |
| 147 | } |
| 148 | break; |
| 149 | } |
| 150 | case T_BOOLEAN: |
| 151 | __masm-> andl(val, 0x1); // boolean is true if LSB is 1 |
| 152 | __masm-> movb(dst, val); |
| 153 | break; |
| 154 | case T_BYTE: |
| 155 | __masm-> movb(dst, val); |
| 156 | break; |
| 157 | case T_SHORT: |
| 158 | __masm-> movw(dst, val); |
| 159 | break; |
| 160 | case T_CHAR: |
| 161 | __masm-> movw(dst, val); |
| 162 | break; |
| 163 | case T_INT: |
| 164 | __masm-> movl(dst, val); |
| 165 | break; |
| 166 | case T_LONG: |
| 167 | assert(val == noreg, "only tos")do { if (!(val == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 167, "assert(" "val == noreg" ") failed", "only tos"); ::breakpoint (); } } while (0); |
| 168 | #ifdef _LP641 |
| 169 | __masm-> movq(dst, rax); |
| 170 | #else |
| 171 | if (atomic) { |
| 172 | __masm-> push(rdx); |
| 173 | __masm-> push(rax); // Must update atomically with FIST |
| 174 | __masm-> fild_d(Address(rsp,0)); // So load into FPU register |
| 175 | __masm-> fistp_d(dst); // and put into memory atomically |
| 176 | __masm-> addptr(rsp, 2*wordSize); |
| 177 | } else { |
| 178 | __masm-> movptr(dst, rax); |
| 179 | __masm-> movptr(dst.plus_disp(wordSize), rdx); |
| 180 | } |
| 181 | #endif |
| 182 | break; |
| 183 | case T_FLOAT: |
| 184 | assert(val == noreg, "only tos")do { if (!(val == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 184, "assert(" "val == noreg" ") failed", "only tos"); ::breakpoint (); } } while (0); |
| 185 | __masm-> store_float(dst); |
| 186 | break; |
| 187 | case T_DOUBLE: |
| 188 | assert(val == noreg, "only tos")do { if (!(val == noreg)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 188, "assert(" "val == noreg" ") failed", "only tos"); ::breakpoint (); } } while (0); |
| 189 | __masm-> store_double(dst); |
| 190 | break; |
| 191 | case T_ADDRESS: |
| 192 | __masm-> movptr(dst, val); |
| 193 | break; |
| 194 | default: Unimplemented()do { (*g_assert_poison) = 'X';; report_unimplemented("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 194); ::breakpoint(); } while (0); |
| 195 | } |
| 196 | } |
| 197 | |
| 198 | void BarrierSetAssembler::try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env, |
| 199 | Register obj, Register tmp, Label& slowpath) { |
| 200 | __masm-> clear_jweak_tag(obj); |
| 201 | __masm-> movptr(obj, Address(obj, 0)); |
| 202 | } |
| 203 | |
| 204 | void BarrierSetAssembler::tlab_allocate(MacroAssembler* masm, |
| 205 | Register thread, Register obj, |
| 206 | Register var_size_in_bytes, |
| 207 | int con_size_in_bytes, |
| 208 | Register t1, |
| 209 | Register t2, |
| 210 | Label& slow_case) { |
| 211 | assert_different_registers(obj, t1, t2); |
| 212 | assert_different_registers(obj, var_size_in_bytes, t1); |
| 213 | Register end = t2; |
| 214 | if (!thread->is_valid()) { |
| 215 | #ifdef _LP641 |
| 216 | thread = r15_thread; |
| 217 | #else |
| 218 | assert(t1->is_valid(), "need temp reg")do { if (!(t1->is_valid())) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 218, "assert(" "t1->is_valid()" ") failed", "need temp reg" ); ::breakpoint(); } } while (0); |
| 219 | thread = t1; |
| 220 | __masm-> get_thread(thread); |
| 221 | #endif |
| 222 | } |
| 223 | |
| 224 | __masm-> verify_tlab(); |
| 225 | |
| 226 | __masm-> movptr(obj, Address(thread, JavaThread::tlab_top_offset())); |
| 227 | if (var_size_in_bytes == noreg) { |
| 228 | __masm-> lea(end, Address(obj, con_size_in_bytes)); |
| 229 | } else { |
| 230 | __masm-> lea(end, Address(obj, var_size_in_bytes, Address::times_1)); |
| 231 | } |
| 232 | __masm-> cmpptr(end, Address(thread, JavaThread::tlab_end_offset())); |
| 233 | __masm-> jcc(Assembler::above, slow_case); |
| 234 | |
| 235 | // update the tlab top pointer |
| 236 | __masm-> movptr(Address(thread, JavaThread::tlab_top_offset()), end); |
| 237 | |
| 238 | // recover var_size_in_bytes if necessary |
| 239 | if (var_size_in_bytes == end) { |
| 240 | __masm-> subptr(var_size_in_bytes, obj); |
| 241 | } |
| 242 | __masm-> verify_tlab(); |
| 243 | } |
| 244 | |
| 245 | // Defines obj, preserves var_size_in_bytes |
| 246 | void BarrierSetAssembler::eden_allocate(MacroAssembler* masm, |
| 247 | Register thread, Register obj, |
| 248 | Register var_size_in_bytes, |
| 249 | int con_size_in_bytes, |
| 250 | Register t1, |
| 251 | Label& slow_case) { |
| 252 | assert(obj == rax, "obj must be in rax, for cmpxchg")do { if (!(obj == rax)) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 252, "assert(" "obj == rax" ") failed", "obj must be in rax, for cmpxchg" ); ::breakpoint(); } } while (0); |
| 253 | assert_different_registers(obj, var_size_in_bytes, t1); |
| 254 | if (!Universe::heap()->supports_inline_contig_alloc()) { |
| 255 | __masm-> jmp(slow_case); |
| 256 | } else { |
| 257 | Register end = t1; |
| 258 | Label retry; |
| 259 | __masm-> bind(retry); |
| 260 | ExternalAddress heap_top((address) Universe::heap()->top_addr()); |
| 261 | __masm-> movptr(obj, heap_top); |
| 262 | if (var_size_in_bytes == noreg) { |
| 263 | __masm-> lea(end, Address(obj, con_size_in_bytes)); |
| 264 | } else { |
| 265 | __masm-> lea(end, Address(obj, var_size_in_bytes, Address::times_1)); |
| 266 | } |
| 267 | // if end < obj then we wrapped around => object too long => slow case |
| 268 | __masm-> cmpptr(end, obj); |
| 269 | __masm-> jcc(Assembler::below, slow_case); |
| 270 | __masm-> cmpptr(end, ExternalAddress((address) Universe::heap()->end_addr())); |
| 271 | __masm-> jcc(Assembler::above, slow_case); |
| 272 | // Compare obj with the top addr, and if still equal, store the new top addr in |
| 273 | // end at the address of the top addr pointer. Sets ZF if was equal, and clears |
| 274 | // it otherwise. Use lock prefix for atomicity on MPs. |
| 275 | __masm-> locked_cmpxchgptr(end, heap_top); |
| 276 | __masm-> jcc(Assembler::notEqual, retry); |
| 277 | incr_allocated_bytes(masm, thread, var_size_in_bytes, con_size_in_bytes, thread->is_valid() ? noreg : t1); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | void BarrierSetAssembler::incr_allocated_bytes(MacroAssembler* masm, Register thread, |
| 282 | Register var_size_in_bytes, |
| 283 | int con_size_in_bytes, |
| 284 | Register t1) { |
| 285 | if (!thread->is_valid()) { |
| 286 | #ifdef _LP641 |
| 287 | thread = r15_thread; |
| 288 | #else |
| 289 | assert(t1->is_valid(), "need temp reg")do { if (!(t1->is_valid())) { (*g_assert_poison) = 'X';; report_vm_error ("/home/daniel/Projects/java/jdk/src/hotspot/cpu/x86/gc/shared/barrierSetAssembler_x86.cpp" , 289, "assert(" "t1->is_valid()" ") failed", "need temp reg" ); ::breakpoint(); } } while (0); |
| 290 | thread = t1; |
| 291 | __masm-> get_thread(thread); |
| 292 | #endif |
| 293 | } |
| 294 | |
| 295 | #ifdef _LP641 |
| 296 | if (var_size_in_bytes->is_valid()) { |
| 297 | __masm-> addq(Address(thread, in_bytes(JavaThread::allocated_bytes_offset())), var_size_in_bytes); |
| 298 | } else { |
| 299 | __masm-> addq(Address(thread, in_bytes(JavaThread::allocated_bytes_offset())), con_size_in_bytes); |
| 300 | } |
| 301 | #else |
| 302 | if (var_size_in_bytes->is_valid()) { |
| 303 | __masm-> addl(Address(thread, in_bytes(JavaThread::allocated_bytes_offset())), var_size_in_bytes); |
| 304 | } else { |
| 305 | __masm-> addl(Address(thread, in_bytes(JavaThread::allocated_bytes_offset())), con_size_in_bytes); |
| 306 | } |
| 307 | __masm-> adcl(Address(thread, in_bytes(JavaThread::allocated_bytes_offset())+4), 0); |
| 308 | #endif |
| 309 | } |
| 310 | |
| 311 | #ifdef _LP641 |
| 312 | void BarrierSetAssembler::nmethod_entry_barrier(MacroAssembler* masm) { |
| 313 | BarrierSetNMethod* bs_nm = BarrierSet::barrier_set()->barrier_set_nmethod(); |
| 314 | if (bs_nm == NULL__null) { |
| 315 | return; |
| 316 | } |
| 317 | Label continuation; |
| 318 | Register thread = r15_thread; |
| 319 | Address disarmed_addr(thread, in_bytes(bs_nm->thread_disarmed_offset())); |
| 320 | __masm-> align(8); |
| 321 | __masm-> cmpl(disarmed_addr, 0); |
| 322 | __masm-> jcc(Assembler::equal, continuation); |
| 323 | __masm-> call(RuntimeAddress(StubRoutines::x86::method_entry_barrier())); |
| 324 | __masm-> bind(continuation); |
| 325 | } |
| 326 | #else |
| 327 | void BarrierSetAssembler::nmethod_entry_barrier(MacroAssembler* masm) { |
| 328 | BarrierSetNMethod* bs_nm = BarrierSet::barrier_set()->barrier_set_nmethod(); |
| 329 | if (bs_nm == NULL__null) { |
| 330 | return; |
| 331 | } |
| 332 | |
| 333 | Label continuation; |
| 334 | |
| 335 | Register tmp = rdi; |
| 336 | __masm-> push(tmp); |
| 337 | __masm-> movptr(tmp, (intptr_t)bs_nm->disarmed_value_address()); |
| 338 | Address disarmed_addr(tmp, 0); |
| 339 | __masm-> align(4); |
| 340 | __masm-> cmpl(disarmed_addr, 0); |
| 341 | __masm-> pop(tmp); |
| 342 | __masm-> jcc(Assembler::equal, continuation); |
| 343 | __masm-> call(RuntimeAddress(StubRoutines::x86::method_entry_barrier())); |
| 344 | __masm-> bind(continuation); |
| 345 | } |
| 346 | #endif |
| 347 | |
| 348 | void BarrierSetAssembler::c2i_entry_barrier(MacroAssembler* masm) { |
| 349 | BarrierSetNMethod* bs = BarrierSet::barrier_set()->barrier_set_nmethod(); |
| 350 | if (bs == NULL__null) { |
| 351 | return; |
| 352 | } |
| 353 | |
| 354 | Label bad_call; |
| 355 | __masm-> cmpptr(rbx, 0); // rbx contains the incoming method for c2i adapters. |
| 356 | __masm-> jcc(Assembler::equal, bad_call); |
| 357 | |
| 358 | #ifdef _LP641 |
| 359 | Register tmp1 = rscratch1; |
| 360 | Register tmp2 = rscratch2; |
| 361 | #else |
| 362 | Register tmp1 = rax; |
| 363 | Register tmp2 = rcx; |
| 364 | __masm-> push(tmp1); |
| 365 | __masm-> push(tmp2); |
| 366 | #endif // _LP64 |
| 367 | |
| 368 | // Pointer chase to the method holder to find out if the method is concurrently unloading. |
| 369 | Label method_live; |
| 370 | __masm-> load_method_holder_cld(tmp1, rbx); |
| 371 | |
| 372 | // Is it a strong CLD? |
| 373 | __masm-> cmpl(Address(tmp1, ClassLoaderData::keep_alive_offset()), 0); |
| 374 | __masm-> jcc(Assembler::greater, method_live); |
| 375 | |
| 376 | // Is it a weak but alive CLD? |
| 377 | __masm-> movptr(tmp1, Address(tmp1, ClassLoaderData::holder_offset())); |
| 378 | __masm-> resolve_weak_handle(tmp1, tmp2); |
| 379 | __masm-> cmpptr(tmp1, 0); |
| 380 | __masm-> jcc(Assembler::notEqual, method_live); |
| 381 | |
| 382 | #ifndef _LP641 |
| 383 | __masm-> pop(tmp2); |
| 384 | __masm-> pop(tmp1); |
| 385 | #endif |
| 386 | |
| 387 | __masm-> bind(bad_call); |
| 388 | __masm-> jump(RuntimeAddress(SharedRuntime::get_handle_wrong_method_stub())); |
| 389 | __masm-> bind(method_live); |
| 390 | |
| 391 | #ifndef _LP641 |
| 392 | __masm-> pop(tmp2); |
| 393 | __masm-> pop(tmp1); |
| 394 | #endif |
| 395 | } |