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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2008 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 |
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61 Assembler assm(buffer, sizeof buffer); | 61 Assembler assm(buffer, sizeof buffer); |
62 DummyStaticFunction(NULL); // just bloody use it (DELETE; debugging) | 62 DummyStaticFunction(NULL); // just bloody use it (DELETE; debugging) |
63 | 63 |
64 // Short immediate instructions | 64 // Short immediate instructions |
65 __ adc(eax, 12345678); | 65 __ adc(eax, 12345678); |
66 __ add(Operand(eax), Immediate(12345678)); | 66 __ add(Operand(eax), Immediate(12345678)); |
67 __ or_(eax, 12345678); | 67 __ or_(eax, 12345678); |
68 __ sub(Operand(eax), Immediate(12345678)); | 68 __ sub(Operand(eax), Immediate(12345678)); |
69 __ xor_(eax, 12345678); | 69 __ xor_(eax, 12345678); |
70 __ and_(eax, 12345678); | 70 __ and_(eax, 12345678); |
71 Handle<FixedArray> foo = Factory::NewFixedArray(10, TENURED); | 71 Handle<FixedArray> foo = FACTORY->NewFixedArray(10, TENURED); |
72 __ cmp(eax, foo); | 72 __ cmp(eax, foo); |
73 | 73 |
74 // ---- This one caused crash | 74 // ---- This one caused crash |
75 __ mov(ebx, Operand(esp, ecx, times_2, 0)); // [esp+ecx*4] | 75 __ mov(ebx, Operand(esp, ecx, times_2, 0)); // [esp+ecx*4] |
76 | 76 |
77 // ---- All instructions that I can think of | 77 // ---- All instructions that I can think of |
78 __ add(edx, Operand(ebx)); | 78 __ add(edx, Operand(ebx)); |
79 __ add(edx, Operand(12, RelocInfo::NONE)); | 79 __ add(edx, Operand(12, RelocInfo::NONE)); |
80 __ add(edx, Operand(ebx, 0)); | 80 __ add(edx, Operand(ebx, 0)); |
81 __ add(edx, Operand(ebx, 16)); | 81 __ add(edx, Operand(ebx, 16)); |
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92 __ add(Operand(ebx), Immediate(12)); | 92 __ add(Operand(ebx), Immediate(12)); |
93 __ nop(); | 93 __ nop(); |
94 __ adc(ecx, 12); | 94 __ adc(ecx, 12); |
95 __ adc(ecx, 1000); | 95 __ adc(ecx, 1000); |
96 __ nop(); | 96 __ nop(); |
97 __ and_(edx, 3); | 97 __ and_(edx, 3); |
98 __ and_(edx, Operand(esp, 4)); | 98 __ and_(edx, Operand(esp, 4)); |
99 __ cmp(edx, 3); | 99 __ cmp(edx, 3); |
100 __ cmp(edx, Operand(esp, 4)); | 100 __ cmp(edx, Operand(esp, 4)); |
101 __ cmp(Operand(ebp, ecx, times_4, 0), Immediate(1000)); | 101 __ cmp(Operand(ebp, ecx, times_4, 0), Immediate(1000)); |
102 Handle<FixedArray> foo2 = Factory::NewFixedArray(10, TENURED); | 102 Handle<FixedArray> foo2 = FACTORY->NewFixedArray(10, TENURED); |
103 __ cmp(ebx, foo2); | 103 __ cmp(ebx, foo2); |
104 __ cmpb(ebx, Operand(ebp, ecx, times_2, 0)); | 104 __ cmpb(ebx, Operand(ebp, ecx, times_2, 0)); |
105 __ cmpb(Operand(ebp, ecx, times_2, 0), ebx); | 105 __ cmpb(Operand(ebp, ecx, times_2, 0), ebx); |
106 __ or_(edx, 3); | 106 __ or_(edx, 3); |
107 __ xor_(edx, 3); | 107 __ xor_(edx, 3); |
108 __ nop(); | 108 __ nop(); |
109 { | 109 { |
110 CHECK(CpuFeatures::IsSupported(CPUID)); | 110 CHECK(Isolate::Current()->cpu_features()->IsSupported(CPUID)); |
111 CpuFeatures::Scope fscope(CPUID); | 111 CpuFeatures::Scope fscope(CPUID); |
112 __ cpuid(); | 112 __ cpuid(); |
113 } | 113 } |
114 { | 114 { |
115 CHECK(CpuFeatures::IsSupported(RDTSC)); | 115 CHECK(Isolate::Current()->cpu_features()->IsSupported(RDTSC)); |
116 CpuFeatures::Scope fscope(RDTSC); | 116 CpuFeatures::Scope fscope(RDTSC); |
117 __ rdtsc(); | 117 __ rdtsc(); |
118 } | 118 } |
119 __ movsx_b(edx, Operand(ecx)); | 119 __ movsx_b(edx, Operand(ecx)); |
120 __ movsx_w(edx, Operand(ecx)); | 120 __ movsx_w(edx, Operand(ecx)); |
121 __ movzx_b(edx, Operand(ecx)); | 121 __ movzx_b(edx, Operand(ecx)); |
122 __ movzx_w(edx, Operand(ecx)); | 122 __ movzx_w(edx, Operand(ecx)); |
123 | 123 |
124 __ nop(); | 124 __ nop(); |
125 __ imul(edx, Operand(ecx)); | 125 __ imul(edx, Operand(ecx)); |
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265 | 265 |
266 Label L1, L2; | 266 Label L1, L2; |
267 __ bind(&L1); | 267 __ bind(&L1); |
268 __ nop(); | 268 __ nop(); |
269 __ call(&L1); | 269 __ call(&L1); |
270 __ call(&L2); | 270 __ call(&L2); |
271 __ nop(); | 271 __ nop(); |
272 __ bind(&L2); | 272 __ bind(&L2); |
273 __ call(Operand(ebx, ecx, times_4, 10000)); | 273 __ call(Operand(ebx, ecx, times_4, 10000)); |
274 __ nop(); | 274 __ nop(); |
275 Handle<Code> ic(Builtins::builtin(Builtins::LoadIC_Initialize)); | 275 Handle<Code> ic(Isolate::Current()->builtins()->builtin( |
| 276 Builtins::LoadIC_Initialize)); |
276 __ call(ic, RelocInfo::CODE_TARGET); | 277 __ call(ic, RelocInfo::CODE_TARGET); |
277 __ nop(); | 278 __ nop(); |
278 __ call(FUNCTION_ADDR(DummyStaticFunction), RelocInfo::RUNTIME_ENTRY); | 279 __ call(FUNCTION_ADDR(DummyStaticFunction), RelocInfo::RUNTIME_ENTRY); |
279 __ nop(); | 280 __ nop(); |
280 | 281 |
281 __ jmp(&L1); | 282 __ jmp(&L1); |
282 __ jmp(Operand(ebx, ecx, times_4, 10000)); | 283 __ jmp(Operand(ebx, ecx, times_4, 10000)); |
283 #ifdef ENABLE_DEBUGGER_SUPPORT | 284 #ifdef ENABLE_DEBUGGER_SUPPORT |
284 ExternalReference after_break_target = | 285 ExternalReference after_break_target = |
285 ExternalReference(Debug_Address::AfterBreakTarget()); | 286 ExternalReference(Debug_Address::AfterBreakTarget()); |
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325 __ j(parity_odd, &Ljcc); | 326 __ j(parity_odd, &Ljcc); |
326 __ j(less, &Ljcc); | 327 __ j(less, &Ljcc); |
327 __ j(greater_equal, &Ljcc); | 328 __ j(greater_equal, &Ljcc); |
328 __ j(less_equal, &Ljcc); | 329 __ j(less_equal, &Ljcc); |
329 __ j(greater, &Ljcc); | 330 __ j(greater, &Ljcc); |
330 | 331 |
331 // checking hints | 332 // checking hints |
332 __ j(zero, &Ljcc, taken); | 333 __ j(zero, &Ljcc, taken); |
333 __ j(zero, &Ljcc, not_taken); | 334 __ j(zero, &Ljcc, not_taken); |
334 | 335 |
335 // __ mov(Operand::StaticVariable(Top::handler_address()), eax); | 336 // __ mov(Operand::StaticVariable(Isolate::handler_address()), eax); |
336 // 0xD9 instructions | 337 // 0xD9 instructions |
337 __ nop(); | 338 __ nop(); |
338 | 339 |
339 __ fld(1); | 340 __ fld(1); |
340 __ fld1(); | 341 __ fld1(); |
341 __ fldz(); | 342 __ fldz(); |
342 __ fldpi(); | 343 __ fldpi(); |
343 __ fabs(); | 344 __ fabs(); |
344 __ fchs(); | 345 __ fchs(); |
345 __ fprem(); | 346 __ fprem(); |
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366 __ fdiv(3); | 367 __ fdiv(3); |
367 | 368 |
368 __ faddp(3); | 369 __ faddp(3); |
369 __ fsubp(3); | 370 __ fsubp(3); |
370 __ fmulp(3); | 371 __ fmulp(3); |
371 __ fdivp(3); | 372 __ fdivp(3); |
372 __ fcompp(); | 373 __ fcompp(); |
373 __ fwait(); | 374 __ fwait(); |
374 __ nop(); | 375 __ nop(); |
375 { | 376 { |
376 if (CpuFeatures::IsSupported(SSE2)) { | 377 if (Isolate::Current()->cpu_features()->IsSupported(SSE2)) { |
377 CpuFeatures::Scope fscope(SSE2); | 378 CpuFeatures::Scope fscope(SSE2); |
378 __ cvttss2si(edx, Operand(ebx, ecx, times_4, 10000)); | 379 __ cvttss2si(edx, Operand(ebx, ecx, times_4, 10000)); |
379 __ cvtsi2sd(xmm1, Operand(ebx, ecx, times_4, 10000)); | 380 __ cvtsi2sd(xmm1, Operand(ebx, ecx, times_4, 10000)); |
380 __ addsd(xmm1, xmm0); | 381 __ addsd(xmm1, xmm0); |
381 __ mulsd(xmm1, xmm0); | 382 __ mulsd(xmm1, xmm0); |
382 __ subsd(xmm1, xmm0); | 383 __ subsd(xmm1, xmm0); |
383 __ divsd(xmm1, xmm0); | 384 __ divsd(xmm1, xmm0); |
384 __ movdbl(xmm1, Operand(ebx, ecx, times_4, 10000)); | 385 __ movdbl(xmm1, Operand(ebx, ecx, times_4, 10000)); |
385 __ movdbl(Operand(ebx, ecx, times_4, 10000), xmm1); | 386 __ movdbl(Operand(ebx, ecx, times_4, 10000), xmm1); |
386 __ ucomisd(xmm0, xmm1); | 387 __ ucomisd(xmm0, xmm1); |
387 | 388 |
388 // 128 bit move instructions. | 389 // 128 bit move instructions. |
389 __ movdqa(xmm0, Operand(ebx, ecx, times_4, 10000)); | 390 __ movdqa(xmm0, Operand(ebx, ecx, times_4, 10000)); |
390 __ movdqa(Operand(ebx, ecx, times_4, 10000), xmm0); | 391 __ movdqa(Operand(ebx, ecx, times_4, 10000), xmm0); |
391 __ movdqu(xmm0, Operand(ebx, ecx, times_4, 10000)); | 392 __ movdqu(xmm0, Operand(ebx, ecx, times_4, 10000)); |
392 __ movdqu(Operand(ebx, ecx, times_4, 10000), xmm0); | 393 __ movdqu(Operand(ebx, ecx, times_4, 10000), xmm0); |
393 } | 394 } |
394 } | 395 } |
395 | 396 |
396 // cmov. | 397 // cmov. |
397 { | 398 { |
398 if (CpuFeatures::IsSupported(CMOV)) { | 399 if (Isolate::Current()->cpu_features()->IsSupported(CMOV)) { |
399 CpuFeatures::Scope use_cmov(CMOV); | 400 CpuFeatures::Scope use_cmov(CMOV); |
400 __ cmov(overflow, eax, Operand(eax, 0)); | 401 __ cmov(overflow, eax, Operand(eax, 0)); |
401 __ cmov(no_overflow, eax, Operand(eax, 1)); | 402 __ cmov(no_overflow, eax, Operand(eax, 1)); |
402 __ cmov(below, eax, Operand(eax, 2)); | 403 __ cmov(below, eax, Operand(eax, 2)); |
403 __ cmov(above_equal, eax, Operand(eax, 3)); | 404 __ cmov(above_equal, eax, Operand(eax, 3)); |
404 __ cmov(equal, eax, Operand(ebx, 0)); | 405 __ cmov(equal, eax, Operand(ebx, 0)); |
405 __ cmov(not_equal, eax, Operand(ebx, 1)); | 406 __ cmov(not_equal, eax, Operand(ebx, 1)); |
406 __ cmov(below_equal, eax, Operand(ebx, 2)); | 407 __ cmov(below_equal, eax, Operand(ebx, 2)); |
407 __ cmov(above, eax, Operand(ebx, 3)); | 408 __ cmov(above, eax, Operand(ebx, 3)); |
408 __ cmov(sign, eax, Operand(ecx, 0)); | 409 __ cmov(sign, eax, Operand(ecx, 0)); |
409 __ cmov(not_sign, eax, Operand(ecx, 1)); | 410 __ cmov(not_sign, eax, Operand(ecx, 1)); |
410 __ cmov(parity_even, eax, Operand(ecx, 2)); | 411 __ cmov(parity_even, eax, Operand(ecx, 2)); |
411 __ cmov(parity_odd, eax, Operand(ecx, 3)); | 412 __ cmov(parity_odd, eax, Operand(ecx, 3)); |
412 __ cmov(less, eax, Operand(edx, 0)); | 413 __ cmov(less, eax, Operand(edx, 0)); |
413 __ cmov(greater_equal, eax, Operand(edx, 1)); | 414 __ cmov(greater_equal, eax, Operand(edx, 1)); |
414 __ cmov(less_equal, eax, Operand(edx, 2)); | 415 __ cmov(less_equal, eax, Operand(edx, 2)); |
415 __ cmov(greater, eax, Operand(edx, 3)); | 416 __ cmov(greater, eax, Operand(edx, 3)); |
416 } | 417 } |
417 } | 418 } |
418 | 419 |
419 // andpd, cmpltsd, movaps, psllq, psrlq, por. | 420 // andpd, cmpltsd, movaps, psllq, psrlq, por. |
420 { | 421 { |
421 if (CpuFeatures::IsSupported(SSE2)) { | 422 if (Isolate::Current()->cpu_features()->IsSupported(SSE2)) { |
422 CpuFeatures::Scope fscope(SSE2); | 423 CpuFeatures::Scope fscope(SSE2); |
423 __ andpd(xmm0, xmm1); | 424 __ andpd(xmm0, xmm1); |
424 __ andpd(xmm1, xmm2); | 425 __ andpd(xmm1, xmm2); |
425 | 426 |
426 __ cmpltsd(xmm0, xmm1); | 427 __ cmpltsd(xmm0, xmm1); |
427 __ cmpltsd(xmm1, xmm2); | 428 __ cmpltsd(xmm1, xmm2); |
428 | 429 |
429 __ movaps(xmm0, xmm1); | 430 __ movaps(xmm0, xmm1); |
430 __ movaps(xmm1, xmm2); | 431 __ movaps(xmm1, xmm2); |
431 | 432 |
432 __ psllq(xmm0, 17); | 433 __ psllq(xmm0, 17); |
433 __ psllq(xmm1, 42); | 434 __ psllq(xmm1, 42); |
434 | 435 |
435 __ psllq(xmm0, xmm1); | 436 __ psllq(xmm0, xmm1); |
436 __ psllq(xmm1, xmm2); | 437 __ psllq(xmm1, xmm2); |
437 | 438 |
438 __ psrlq(xmm0, 17); | 439 __ psrlq(xmm0, 17); |
439 __ psrlq(xmm1, 42); | 440 __ psrlq(xmm1, 42); |
440 | 441 |
441 __ psrlq(xmm0, xmm1); | 442 __ psrlq(xmm0, xmm1); |
442 __ psrlq(xmm1, xmm2); | 443 __ psrlq(xmm1, xmm2); |
443 | 444 |
444 __ por(xmm0, xmm1); | 445 __ por(xmm0, xmm1); |
445 __ por(xmm1, xmm2); | 446 __ por(xmm1, xmm2); |
446 } | 447 } |
447 } | 448 } |
448 | 449 |
449 { | 450 { |
450 if (CpuFeatures::IsSupported(SSE4_1)) { | 451 if (Isolate::Current()->cpu_features()->IsSupported(SSE4_1)) { |
451 CpuFeatures::Scope scope(SSE4_1); | 452 CpuFeatures::Scope scope(SSE4_1); |
452 __ pextrd(Operand(eax), xmm0, 1); | 453 __ pextrd(Operand(eax), xmm0, 1); |
453 __ pinsrd(xmm1, Operand(eax), 0); | 454 __ pinsrd(xmm1, Operand(eax), 0); |
454 } | 455 } |
455 } | 456 } |
456 | 457 |
457 __ ret(0); | 458 __ ret(0); |
458 | 459 |
459 CodeDesc desc; | 460 CodeDesc desc; |
460 assm.GetCode(&desc); | 461 assm.GetCode(&desc); |
461 Object* code = Heap::CreateCode( | 462 Object* code = HEAP->CreateCode( |
462 desc, | 463 desc, |
463 Code::ComputeFlags(Code::STUB), | 464 Code::ComputeFlags(Code::STUB), |
464 Handle<Object>(Heap::undefined_value()))->ToObjectChecked(); | 465 Handle<Object>(HEAP->undefined_value()))->ToObjectChecked(); |
465 CHECK(code->IsCode()); | 466 CHECK(code->IsCode()); |
466 #ifdef OBJECT_PRINT | 467 #ifdef OBJECT_PRINT |
467 Code::cast(code)->Print(); | 468 Code::cast(code)->Print(); |
468 byte* begin = Code::cast(code)->instruction_start(); | 469 byte* begin = Code::cast(code)->instruction_start(); |
469 byte* end = begin + Code::cast(code)->instruction_size(); | 470 byte* end = begin + Code::cast(code)->instruction_size(); |
470 disasm::Disassembler::Disassemble(stdout, begin, end); | 471 disasm::Disassembler::Disassemble(stdout, begin, end); |
471 #endif | 472 #endif |
472 } | 473 } |
473 | 474 |
474 #undef __ | 475 #undef __ |
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