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comparison src/cpu/x86/vm/methodHandles_x86.cpp @ 3336:2e038ad0c1d0

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7009361: JSR 292 Invalid value on stack on solaris-sparc with -Xcomp Reviewed-by: kvn, twisti
author never
date Mon, 02 May 2011 18:53:37 -0700
parents 8033953d67ff
children 167b70ff3abc
comparison
equal deleted inserted replaced
3335:49d67a090fe2 3336:2e038ad0c1d0
313 } 313 }
314 314
315 #ifndef PRODUCT 315 #ifndef PRODUCT
316 extern "C" void print_method_handle(oop mh); 316 extern "C" void print_method_handle(oop mh);
317 void trace_method_handle_stub(const char* adaptername, 317 void trace_method_handle_stub(const char* adaptername,
318 intptr_t* saved_sp,
318 oop mh, 319 oop mh,
319 intptr_t* saved_regs, 320 intptr_t* sp) {
320 intptr_t* entry_sp,
321 intptr_t* saved_sp,
322 intptr_t* saved_bp) {
323 // called as a leaf from native code: do not block the JVM! 321 // called as a leaf from native code: do not block the JVM!
324 intptr_t* last_sp = (intptr_t*) saved_bp[frame::interpreter_frame_last_sp_offset]; 322 intptr_t* entry_sp = sp + LP64_ONLY(16) NOT_LP64(8);
325 intptr_t* base_sp = (intptr_t*) saved_bp[frame::interpreter_frame_monitor_block_top_offset]; 323 tty->print_cr("MH %s mh="INTPTR_FORMAT" sp="INTPTR_FORMAT" saved_sp="INTPTR_FORMAT")",
326 printf("MH %s mh="INTPTR_FORMAT" sp=("INTPTR_FORMAT"+"INTX_FORMAT") stack_size="INTX_FORMAT" bp="INTPTR_FORMAT"\n", 324 adaptername, (intptr_t)mh, (intptr_t)entry_sp, saved_sp);
327 adaptername, (intptr_t)mh, (intptr_t)entry_sp, (intptr_t)(saved_sp - entry_sp), (intptr_t)(base_sp - last_sp), (intptr_t)saved_bp);
328 if (last_sp != saved_sp && last_sp != NULL)
329 printf("*** last_sp="INTPTR_FORMAT"\n", (intptr_t)last_sp);
330 if (Verbose) { 325 if (Verbose) {
331 printf(" reg dump: ");
332 int saved_regs_count = (entry_sp-1) - saved_regs;
333 // 32 bit: rdi rsi rbp rsp; rbx rdx rcx (*) rax
334 int i;
335 for (i = 0; i <= saved_regs_count; i++) {
336 if (i > 0 && i % 4 == 0 && i != saved_regs_count)
337 printf("\n + dump: ");
338 printf(" %d: "INTPTR_FORMAT, i, saved_regs[i]);
339 }
340 printf("\n");
341 int stack_dump_count = 16;
342 if (stack_dump_count < (int)(saved_bp + 2 - saved_sp))
343 stack_dump_count = (int)(saved_bp + 2 - saved_sp);
344 if (stack_dump_count > 64) stack_dump_count = 48;
345 for (i = 0; i < stack_dump_count; i += 4) {
346 printf(" dump at SP[%d] "INTPTR_FORMAT": "INTPTR_FORMAT" "INTPTR_FORMAT" "INTPTR_FORMAT" "INTPTR_FORMAT"\n",
347 i, (intptr_t) &entry_sp[i+0], entry_sp[i+0], entry_sp[i+1], entry_sp[i+2], entry_sp[i+3]);
348 }
349 print_method_handle(mh); 326 print_method_handle(mh);
350 } 327 }
351 } 328 }
352 void MethodHandles::trace_method_handle(MacroAssembler* _masm, const char* adaptername) { 329 void MethodHandles::trace_method_handle(MacroAssembler* _masm, const char* adaptername) {
353 if (!TraceMethodHandles) return; 330 if (!TraceMethodHandles) return;
354 BLOCK_COMMENT("trace_method_handle {"); 331 BLOCK_COMMENT("trace_method_handle {");
355 __ push(rax);
356 __ lea(rax, Address(rsp, wordSize*6)); // entry_sp
357 __ pusha(); 332 __ pusha();
333 #ifdef _LP64
334 // Pass arguments carefully since the registers overlap with the calling convention.
335 // rcx: method handle
336 // r13: saved sp
337 __ mov(c_rarg2, rcx); // mh
338 __ mov(c_rarg1, r13); // saved sp
339 __ mov(c_rarg3, rsp); // sp
340 __ movptr(c_rarg0, (intptr_t) adaptername);
341 __ super_call_VM_leaf(CAST_FROM_FN_PTR(address, trace_method_handle_stub), c_rarg0, c_rarg1, c_rarg2, c_rarg3);
342 #else
358 // arguments: 343 // arguments:
359 __ push(rbp); // interpreter frame pointer 344 // rcx: method handle
360 __ push(rsi); // saved_sp 345 // rsi: saved sp
361 __ push(rax); // entry_sp 346 __ movptr(rbx, (intptr_t) adaptername);
362 __ push(rcx); // mh 347 __ super_call_VM_leaf(CAST_FROM_FN_PTR(address, trace_method_handle_stub), rbx, rsi, rcx, rsp);
363 __ push(rcx); 348 #endif
364 __ movptr(Address(rsp, 0), (intptr_t) adaptername);
365 __ call_VM_leaf(CAST_FROM_FN_PTR(address, trace_method_handle_stub), 5);
366 __ popa(); 349 __ popa();
367 __ pop(rax);
368 BLOCK_COMMENT("} trace_method_handle"); 350 BLOCK_COMMENT("} trace_method_handle");
369 } 351 }
370 #endif //PRODUCT 352 #endif //PRODUCT
371 353
372 // which conversion op types are implemented here? 354 // which conversion op types are implemented here?