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Side by Side Diff: test/cctest/test-assembler-x64.cc

Issue 199903002: Introduce Push and Pop macro instructions for x64 (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebased with bleeding_edge Created 6 years, 9 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 81 matching lines...) Expand 10 before | Expand all | Expand 10 after
92 size_t actual_size; 92 size_t actual_size;
93 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, 93 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize,
94 &actual_size, 94 &actual_size,
95 true)); 95 true));
96 CHECK(buffer); 96 CHECK(buffer);
97 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); 97 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size));
98 98
99 // Assemble a simple function that copies argument 2 and returns it. 99 // Assemble a simple function that copies argument 2 and returns it.
100 // We compile without stack frame pointers, so the gdb debugger shows 100 // We compile without stack frame pointers, so the gdb debugger shows
101 // incorrect stack frames when debugging this function (which has them). 101 // incorrect stack frames when debugging this function (which has them).
102 __ push(rbp); 102 __ pushq(rbp);
103 __ movq(rbp, rsp); 103 __ movq(rbp, rsp);
104 __ push(arg2); // Value at (rbp - 8) 104 __ pushq(arg2); // Value at (rbp - 8)
105 __ push(arg2); // Value at (rbp - 16) 105 __ pushq(arg2); // Value at (rbp - 16)
106 __ push(arg1); // Value at (rbp - 24) 106 __ pushq(arg1); // Value at (rbp - 24)
107 __ pop(rax); 107 __ popq(rax);
108 __ pop(rax); 108 __ popq(rax);
109 __ pop(rax); 109 __ popq(rax);
110 __ pop(rbp); 110 __ popq(rbp);
111 __ nop(); 111 __ nop();
112 __ ret(0); 112 __ ret(0);
113 113
114 CodeDesc desc; 114 CodeDesc desc;
115 assm.GetCode(&desc); 115 assm.GetCode(&desc);
116 // Call the function from C++. 116 // Call the function from C++.
117 int result = FUNCTION_CAST<F2>(buffer)(3, 2); 117 int result = FUNCTION_CAST<F2>(buffer)(3, 2);
118 CHECK_EQ(2, result); 118 CHECK_EQ(2, result);
119 } 119 }
120 120
(...skipping 202 matching lines...) Expand 10 before | Expand all | Expand 10 after
323 TEST(AssemblerX64MemoryOperands) { 323 TEST(AssemblerX64MemoryOperands) {
324 // Allocate an executable page of memory. 324 // Allocate an executable page of memory.
325 size_t actual_size; 325 size_t actual_size;
326 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, 326 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize,
327 &actual_size, 327 &actual_size,
328 true)); 328 true));
329 CHECK(buffer); 329 CHECK(buffer);
330 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); 330 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size));
331 331
332 // Assemble a simple function that copies argument 2 and returns it. 332 // Assemble a simple function that copies argument 2 and returns it.
333 __ push(rbp); 333 __ pushq(rbp);
334 __ movq(rbp, rsp); 334 __ movq(rbp, rsp);
335 335
336 __ push(arg2); // Value at (rbp - 8) 336 __ pushq(arg2); // Value at (rbp - 8)
337 __ push(arg2); // Value at (rbp - 16) 337 __ pushq(arg2); // Value at (rbp - 16)
338 __ push(arg1); // Value at (rbp - 24) 338 __ pushq(arg1); // Value at (rbp - 24)
339 339
340 const int kStackElementSize = 8; 340 const int kStackElementSize = 8;
341 __ movq(rax, Operand(rbp, -3 * kStackElementSize)); 341 __ movq(rax, Operand(rbp, -3 * kStackElementSize));
342 __ pop(arg2); 342 __ popq(arg2);
343 __ pop(arg2); 343 __ popq(arg2);
344 __ pop(arg2); 344 __ popq(arg2);
345 __ pop(rbp); 345 __ popq(rbp);
346 __ nop(); 346 __ nop();
347 __ ret(0); 347 __ ret(0);
348 348
349 CodeDesc desc; 349 CodeDesc desc;
350 assm.GetCode(&desc); 350 assm.GetCode(&desc);
351 // Call the function from C++. 351 // Call the function from C++.
352 int result = FUNCTION_CAST<F2>(buffer)(3, 2); 352 int result = FUNCTION_CAST<F2>(buffer)(3, 2);
353 CHECK_EQ(3, result); 353 CHECK_EQ(3, result);
354 } 354 }
355 355
356 356
357 TEST(AssemblerX64ControlFlow) { 357 TEST(AssemblerX64ControlFlow) {
358 // Allocate an executable page of memory. 358 // Allocate an executable page of memory.
359 size_t actual_size; 359 size_t actual_size;
360 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, 360 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize,
361 &actual_size, 361 &actual_size,
362 true)); 362 true));
363 CHECK(buffer); 363 CHECK(buffer);
364 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size)); 364 Assembler assm(CcTest::i_isolate(), buffer, static_cast<int>(actual_size));
365 365
366 // Assemble a simple function that copies argument 1 and returns it. 366 // Assemble a simple function that copies argument 1 and returns it.
367 __ push(rbp); 367 __ pushq(rbp);
368 368
369 __ movq(rbp, rsp); 369 __ movq(rbp, rsp);
370 __ movq(rax, arg1); 370 __ movq(rax, arg1);
371 Label target; 371 Label target;
372 __ jmp(&target); 372 __ jmp(&target);
373 __ movq(rax, arg2); 373 __ movq(rax, arg2);
374 __ bind(&target); 374 __ bind(&target);
375 __ pop(rbp); 375 __ popq(rbp);
376 __ ret(0); 376 __ ret(0);
377 377
378 CodeDesc desc; 378 CodeDesc desc;
379 assm.GetCode(&desc); 379 assm.GetCode(&desc);
380 // Call the function from C++. 380 // Call the function from C++.
381 int result = FUNCTION_CAST<F2>(buffer)(3, 2); 381 int result = FUNCTION_CAST<F2>(buffer)(3, 2);
382 CHECK_EQ(3, result); 382 CHECK_EQ(3, result);
383 } 383 }
384 384
385 385
(...skipping 103 matching lines...) Expand 10 before | Expand all | Expand 10 after
489 __ nop(); 489 __ nop();
490 } 490 }
491 491
492 492
493 TEST(AssemblerMultiByteNop) { 493 TEST(AssemblerMultiByteNop) {
494 CcTest::InitializeVM(); 494 CcTest::InitializeVM();
495 v8::HandleScope scope(CcTest::isolate()); 495 v8::HandleScope scope(CcTest::isolate());
496 byte buffer[1024]; 496 byte buffer[1024];
497 Isolate* isolate = CcTest::i_isolate(); 497 Isolate* isolate = CcTest::i_isolate();
498 Assembler assm(isolate, buffer, sizeof(buffer)); 498 Assembler assm(isolate, buffer, sizeof(buffer));
499 __ push(rbx); 499 __ pushq(rbx);
500 __ push(rcx); 500 __ pushq(rcx);
501 __ push(rdx); 501 __ pushq(rdx);
502 __ push(rdi); 502 __ pushq(rdi);
503 __ push(rsi); 503 __ pushq(rsi);
504 __ movq(rax, Immediate(1)); 504 __ movq(rax, Immediate(1));
505 __ movq(rbx, Immediate(2)); 505 __ movq(rbx, Immediate(2));
506 __ movq(rcx, Immediate(3)); 506 __ movq(rcx, Immediate(3));
507 __ movq(rdx, Immediate(4)); 507 __ movq(rdx, Immediate(4));
508 __ movq(rdi, Immediate(5)); 508 __ movq(rdi, Immediate(5));
509 __ movq(rsi, Immediate(6)); 509 __ movq(rsi, Immediate(6));
510 for (int i = 0; i < 16; i++) { 510 for (int i = 0; i < 16; i++) {
511 int before = assm.pc_offset(); 511 int before = assm.pc_offset();
512 __ Nop(i); 512 __ Nop(i);
513 CHECK_EQ(assm.pc_offset() - before, i); 513 CHECK_EQ(assm.pc_offset() - before, i);
514 } 514 }
515 515
516 Label fail; 516 Label fail;
517 __ cmpq(rax, Immediate(1)); 517 __ cmpq(rax, Immediate(1));
518 __ j(not_equal, &fail); 518 __ j(not_equal, &fail);
519 __ cmpq(rbx, Immediate(2)); 519 __ cmpq(rbx, Immediate(2));
520 __ j(not_equal, &fail); 520 __ j(not_equal, &fail);
521 __ cmpq(rcx, Immediate(3)); 521 __ cmpq(rcx, Immediate(3));
522 __ j(not_equal, &fail); 522 __ j(not_equal, &fail);
523 __ cmpq(rdx, Immediate(4)); 523 __ cmpq(rdx, Immediate(4));
524 __ j(not_equal, &fail); 524 __ j(not_equal, &fail);
525 __ cmpq(rdi, Immediate(5)); 525 __ cmpq(rdi, Immediate(5));
526 __ j(not_equal, &fail); 526 __ j(not_equal, &fail);
527 __ cmpq(rsi, Immediate(6)); 527 __ cmpq(rsi, Immediate(6));
528 __ j(not_equal, &fail); 528 __ j(not_equal, &fail);
529 __ movq(rax, Immediate(42)); 529 __ movq(rax, Immediate(42));
530 __ pop(rsi); 530 __ popq(rsi);
531 __ pop(rdi); 531 __ popq(rdi);
532 __ pop(rdx); 532 __ popq(rdx);
533 __ pop(rcx); 533 __ popq(rcx);
534 __ pop(rbx); 534 __ popq(rbx);
535 __ ret(0); 535 __ ret(0);
536 __ bind(&fail); 536 __ bind(&fail);
537 __ movq(rax, Immediate(13)); 537 __ movq(rax, Immediate(13));
538 __ pop(rsi); 538 __ popq(rsi);
539 __ pop(rdi); 539 __ popq(rdi);
540 __ pop(rdx); 540 __ popq(rdx);
541 __ pop(rcx); 541 __ popq(rcx);
542 __ pop(rbx); 542 __ popq(rbx);
543 __ ret(0); 543 __ ret(0);
544 544
545 CodeDesc desc; 545 CodeDesc desc;
546 assm.GetCode(&desc); 546 assm.GetCode(&desc);
547 Code* code = Code::cast(isolate->heap()->CreateCode( 547 Code* code = Code::cast(isolate->heap()->CreateCode(
548 desc, 548 desc,
549 Code::ComputeFlags(Code::STUB), 549 Code::ComputeFlags(Code::STUB),
550 Handle<Code>())->ToObjectChecked()); 550 Handle<Code>())->ToObjectChecked());
551 CHECK(code->IsCode()); 551 CHECK(code->IsCode());
552 552
(...skipping 11 matching lines...) Expand all
564 byte buffer[1024]; 564 byte buffer[1024];
565 565
566 CHECK(args[0]->IsArray()); 566 CHECK(args[0]->IsArray());
567 v8::Local<v8::Array> vec = v8::Local<v8::Array>::Cast(args[0]); 567 v8::Local<v8::Array> vec = v8::Local<v8::Array>::Cast(args[0]);
568 CHECK_EQ(ELEMENT_COUNT, vec->Length()); 568 CHECK_EQ(ELEMENT_COUNT, vec->Length());
569 569
570 Isolate* isolate = CcTest::i_isolate(); 570 Isolate* isolate = CcTest::i_isolate();
571 Assembler assm(isolate, buffer, sizeof(buffer)); 571 Assembler assm(isolate, buffer, sizeof(buffer));
572 572
573 // Remove return address from the stack for fix stack frame alignment. 573 // Remove return address from the stack for fix stack frame alignment.
574 __ pop(rcx); 574 __ popq(rcx);
575 575
576 // Store input vector on the stack. 576 // Store input vector on the stack.
577 for (int i = 0; i < ELEMENT_COUNT; i++) { 577 for (int i = 0; i < ELEMENT_COUNT; i++) {
578 __ movl(rax, Immediate(vec->Get(i)->Int32Value())); 578 __ movl(rax, Immediate(vec->Get(i)->Int32Value()));
579 __ shl(rax, Immediate(0x20)); 579 __ shl(rax, Immediate(0x20));
580 __ or_(rax, Immediate(vec->Get(++i)->Int32Value())); 580 __ or_(rax, Immediate(vec->Get(++i)->Int32Value()));
581 __ push(rax); 581 __ pushq(rax);
582 } 582 }
583 583
584 // Read vector into a xmm register. 584 // Read vector into a xmm register.
585 __ xorps(xmm0, xmm0); 585 __ xorps(xmm0, xmm0);
586 __ movdqa(xmm0, Operand(rsp, 0)); 586 __ movdqa(xmm0, Operand(rsp, 0));
587 // Create mask and store it in the return register. 587 // Create mask and store it in the return register.
588 __ movmskps(rax, xmm0); 588 __ movmskps(rax, xmm0);
589 589
590 // Remove unused data from the stack. 590 // Remove unused data from the stack.
591 __ addq(rsp, Immediate(ELEMENT_COUNT * sizeof(int32_t))); 591 __ addq(rsp, Immediate(ELEMENT_COUNT * sizeof(int32_t)));
592 // Restore return address. 592 // Restore return address.
593 __ push(rcx); 593 __ pushq(rcx);
594 594
595 __ ret(0); 595 __ ret(0);
596 596
597 CodeDesc desc; 597 CodeDesc desc;
598 assm.GetCode(&desc); 598 assm.GetCode(&desc);
599 Code* code = Code::cast(isolate->heap()->CreateCode( 599 Code* code = Code::cast(isolate->heap()->CreateCode(
600 desc, 600 desc,
601 Code::ComputeFlags(Code::STUB), 601 Code::ComputeFlags(Code::STUB),
602 Handle<Code>())->ToObjectChecked()); 602 Handle<Code>())->ToObjectChecked());
603 CHECK(code->IsCode()); 603 CHECK(code->IsCode());
(...skipping 102 matching lines...) Expand 10 before | Expand all | Expand 10 after
706 Handle<Code>())->ToObjectChecked()); 706 Handle<Code>())->ToObjectChecked());
707 CHECK(code->IsCode()); 707 CHECK(code->IsCode());
708 #ifdef OBJECT_PRINT 708 #ifdef OBJECT_PRINT
709 Code::cast(code)->Print(); 709 Code::cast(code)->Print();
710 #endif 710 #endif
711 711
712 F6 f = FUNCTION_CAST<F6>(Code::cast(code)->entry()); 712 F6 f = FUNCTION_CAST<F6>(Code::cast(code)->entry());
713 CHECK_EQ(2, f(1.0, 2.0)); 713 CHECK_EQ(2, f(1.0, 2.0));
714 } 714 }
715 #undef __ 715 #undef __
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