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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 27 | 27 |
| 28 #include <stdlib.h> | 28 #include <stdlib.h> |
| 29 | 29 |
| 30 #include "v8.h" | 30 #include "v8.h" |
| 31 | 31 |
| 32 #include "debug.h" | 32 #include "debug.h" |
| 33 #include "disasm.h" | 33 #include "disasm.h" |
| 34 #include "disassembler.h" | 34 #include "disassembler.h" |
| 35 #include "macro-assembler.h" | 35 #include "macro-assembler.h" |
| 36 #include "serialize.h" | 36 #include "serialize.h" |
| 37 #include "stub-cache.h" |
| 37 #include "cctest.h" | 38 #include "cctest.h" |
| 38 | 39 |
| 39 using namespace v8::internal; | 40 using namespace v8::internal; |
| 40 | 41 |
| 41 | 42 |
| 42 #define __ assm. | 43 #define __ assm. |
| 43 | 44 |
| 44 | 45 |
| 45 static void DummyStaticFunction(Object* result) { | 46 static void DummyStaticFunction(Object* result) { |
| 46 } | 47 } |
| 47 | 48 |
| 48 | 49 |
| 49 TEST(DisasmX64) { | 50 TEST(DisasmX64) { |
| 50 CcTest::InitializeVM(); | 51 CcTest::InitializeVM(); |
| 51 v8::HandleScope scope; | 52 Isolate* isolate = CcTest::i_isolate(); |
| 53 HandleScope scope(isolate); |
| 52 v8::internal::byte buffer[2048]; | 54 v8::internal::byte buffer[2048]; |
| 53 Assembler assm(CcTest::i_isolate(), buffer, sizeof buffer); | 55 Assembler assm(isolate, buffer, sizeof buffer); |
| 54 DummyStaticFunction(NULL); // just bloody use it (DELETE; debugging) | 56 DummyStaticFunction(NULL); // just bloody use it (DELETE; debugging) |
| 55 | 57 |
| 56 // Short immediate instructions | 58 // Short immediate instructions |
| 57 __ addq(rax, Immediate(12345678)); | 59 __ addq(rax, Immediate(12345678)); |
| 58 __ or_(rax, Immediate(12345678)); | 60 __ or_(rax, Immediate(12345678)); |
| 59 __ subq(rax, Immediate(12345678)); | 61 __ subq(rax, Immediate(12345678)); |
| 60 __ xor_(rax, Immediate(12345678)); | 62 __ xor_(rax, Immediate(12345678)); |
| 61 __ and_(rax, Immediate(12345678)); | 63 __ and_(rax, Immediate(12345678)); |
| 62 | 64 |
| 63 // ---- This one caused crash | 65 // ---- This one caused crash |
| 64 __ movq(rbx, Operand(rsp, rcx, times_2, 0)); // [rsp+rcx*4] | 66 __ movq(rbx, Operand(rsp, rcx, times_2, 0)); // [rsp+rcx*4] |
| 65 | 67 |
| 66 // ---- All instructions that I can think of | 68 // ---- All instructions that I can think of |
| 67 __ addq(rdx, rbx); | 69 __ addq(rdx, rbx); |
| 68 __ addq(rdx, Operand(rbx, 0)); | 70 __ addq(rdx, Operand(rbx, 0)); |
| 69 __ addq(rdx, Operand(rbx, 16)); | 71 __ addq(rdx, Operand(rbx, 16)); |
| 70 __ addq(rdx, Operand(rbx, 1999)); | 72 __ addq(rdx, Operand(rbx, 1999)); |
| 73 __ addq(rdx, Operand(rbx, -4)); |
| 74 __ addq(rdx, Operand(rbx, -1999)); |
| 71 __ addq(rdx, Operand(rsp, 0)); | 75 __ addq(rdx, Operand(rsp, 0)); |
| 72 __ addq(rdx, Operand(rsp, 16)); | 76 __ addq(rdx, Operand(rsp, 16)); |
| 73 __ addq(rdx, Operand(rsp, 1999)); | 77 __ addq(rdx, Operand(rsp, 1999)); |
| 78 __ addq(rdx, Operand(rsp, -4)); |
| 79 __ addq(rdx, Operand(rsp, -1999)); |
| 80 __ nop(); |
| 81 __ addq(rsi, Operand(rcx, times_4, 0)); |
| 82 __ addq(rsi, Operand(rcx, times_4, 24)); |
| 83 __ addq(rsi, Operand(rcx, times_4, -4)); |
| 84 __ addq(rsi, Operand(rcx, times_4, -1999)); |
| 74 __ nop(); | 85 __ nop(); |
| 75 __ addq(rdi, Operand(rbp, rcx, times_4, 0)); | 86 __ addq(rdi, Operand(rbp, rcx, times_4, 0)); |
| 76 __ addq(rdi, Operand(rbp, rcx, times_4, 12)); | 87 __ addq(rdi, Operand(rbp, rcx, times_4, 12)); |
| 88 __ addq(rdi, Operand(rbp, rcx, times_4, -8)); |
| 89 __ addq(rdi, Operand(rbp, rcx, times_4, -3999)); |
| 77 __ addq(Operand(rbp, rcx, times_4, 12), Immediate(12)); | 90 __ addq(Operand(rbp, rcx, times_4, 12), Immediate(12)); |
| 78 | 91 |
| 79 __ nop(); | 92 __ nop(); |
| 80 __ addq(rbx, Immediate(12)); | 93 __ addq(rbx, Immediate(12)); |
| 81 __ nop(); | 94 __ nop(); |
| 82 __ nop(); | 95 __ nop(); |
| 83 __ and_(rdx, Immediate(3)); | 96 __ and_(rdx, Immediate(3)); |
| 84 __ and_(rdx, Operand(rsp, 4)); | 97 __ and_(rdx, Operand(rsp, 4)); |
| 85 __ cmpq(rdx, Immediate(3)); | 98 __ cmpq(rdx, Immediate(3)); |
| 86 __ cmpq(rdx, Operand(rsp, 4)); | 99 __ cmpq(rdx, Operand(rsp, 4)); |
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| 150 __ testq(Operand(rbx, rcx, times_4, 10000), rdx); | 163 __ testq(Operand(rbx, rcx, times_4, 10000), rdx); |
| 151 | 164 |
| 152 __ imul(rdx, Operand(rbx, rcx, times_4, 10000)); | 165 __ imul(rdx, Operand(rbx, rcx, times_4, 10000)); |
| 153 __ imul(rdx, rcx, Immediate(12)); | 166 __ imul(rdx, rcx, Immediate(12)); |
| 154 __ imul(rdx, rcx, Immediate(1000)); | 167 __ imul(rdx, rcx, Immediate(1000)); |
| 155 | 168 |
| 156 __ incq(rdx); | 169 __ incq(rdx); |
| 157 __ incq(Operand(rbx, rcx, times_4, 10000)); | 170 __ incq(Operand(rbx, rcx, times_4, 10000)); |
| 158 __ push(Operand(rbx, rcx, times_4, 10000)); | 171 __ push(Operand(rbx, rcx, times_4, 10000)); |
| 159 __ pop(Operand(rbx, rcx, times_4, 10000)); | 172 __ pop(Operand(rbx, rcx, times_4, 10000)); |
| 160 __ jmp(Operand(rbx, rcx, times_4, 10000)); | 173 // TODO(mstarzinger): The following is protected. |
| 174 // __ jmp(Operand(rbx, rcx, times_4, 10000)); |
| 161 | 175 |
| 162 __ lea(rdx, Operand(rbx, rcx, times_4, 10000)); | 176 __ lea(rdx, Operand(rbx, rcx, times_4, 10000)); |
| 163 __ or_(rdx, Immediate(12345)); | 177 __ or_(rdx, Immediate(12345)); |
| 164 __ or_(rdx, Operand(rbx, rcx, times_4, 10000)); | 178 __ or_(rdx, Operand(rbx, rcx, times_4, 10000)); |
| 165 | 179 |
| 166 __ nop(); | 180 __ nop(); |
| 167 | 181 |
| 168 __ rcl(rdx, Immediate(1)); | 182 __ rcl(rdx, Immediate(1)); |
| 169 __ rcl(rdx, Immediate(7)); | 183 __ rcl(rdx, Immediate(7)); |
| 170 __ rcr(rdx, Immediate(1)); | 184 __ rcr(rdx, Immediate(1)); |
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| 226 | 240 |
| 227 // Calls | 241 // Calls |
| 228 | 242 |
| 229 Label L1, L2; | 243 Label L1, L2; |
| 230 __ bind(&L1); | 244 __ bind(&L1); |
| 231 __ nop(); | 245 __ nop(); |
| 232 __ call(&L1); | 246 __ call(&L1); |
| 233 __ call(&L2); | 247 __ call(&L2); |
| 234 __ nop(); | 248 __ nop(); |
| 235 __ bind(&L2); | 249 __ bind(&L2); |
| 236 __ call(Operand(rbx, rcx, times_4, 10000)); | 250 // TODO(mstarzinger): The following is protected. |
| 251 // __ call(Operand(rbx, rcx, times_4, 10000)); |
| 237 __ nop(); | 252 __ nop(); |
| 238 Handle<Code> ic(CcTest::i_isolate()->builtins()->builtin( | 253 Handle<Code> ic(LoadIC::initialize_stub(isolate, NOT_CONTEXTUAL)); |
| 239 Builtins::kLoadIC_Initialize)); | |
| 240 __ call(ic, RelocInfo::CODE_TARGET); | 254 __ call(ic, RelocInfo::CODE_TARGET); |
| 241 __ nop(); | 255 __ nop(); |
| 242 __ nop(); | 256 __ nop(); |
| 243 | 257 |
| 244 __ jmp(&L1); | 258 __ jmp(&L1); |
| 245 __ jmp(Operand(rbx, rcx, times_4, 10000)); | 259 // TODO(mstarzinger): The following is protected. |
| 260 // __ jmp(Operand(rbx, rcx, times_4, 10000)); |
| 246 #ifdef ENABLE_DEBUGGER_SUPPORT | 261 #ifdef ENABLE_DEBUGGER_SUPPORT |
| 247 ExternalReference after_break_target = | 262 ExternalReference after_break_target = |
| 248 ExternalReference(Debug_Address::AfterBreakTarget(), | 263 ExternalReference(Debug_Address::AfterBreakTarget(), isolate); |
| 249 assm.isolate()); | |
| 250 USE(after_break_target); | 264 USE(after_break_target); |
| 251 #endif // ENABLE_DEBUGGER_SUPPORT | 265 #endif // ENABLE_DEBUGGER_SUPPORT |
| 252 __ jmp(ic, RelocInfo::CODE_TARGET); | 266 __ jmp(ic, RelocInfo::CODE_TARGET); |
| 253 __ nop(); | 267 __ nop(); |
| 254 | 268 |
| 255 | 269 |
| 256 Label Ljcc; | 270 Label Ljcc; |
| 257 __ nop(); | 271 __ nop(); |
| 258 // long jumps | 272 // long jumps |
| 259 __ j(overflow, &Ljcc); | 273 __ j(overflow, &Ljcc); |
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| 338 { | 352 { |
| 339 // Move operation | 353 // Move operation |
| 340 __ cvttss2si(rdx, Operand(rbx, rcx, times_4, 10000)); | 354 __ cvttss2si(rdx, Operand(rbx, rcx, times_4, 10000)); |
| 341 __ cvttss2si(rdx, xmm1); | 355 __ cvttss2si(rdx, xmm1); |
| 342 __ movaps(xmm0, xmm1); | 356 __ movaps(xmm0, xmm1); |
| 343 | 357 |
| 344 // logic operation | 358 // logic operation |
| 345 __ andps(xmm0, xmm1); | 359 __ andps(xmm0, xmm1); |
| 346 __ andps(xmm0, Operand(rbx, rcx, times_4, 10000)); | 360 __ andps(xmm0, Operand(rbx, rcx, times_4, 10000)); |
| 347 __ orps(xmm0, xmm1); | 361 __ orps(xmm0, xmm1); |
| 348 __ ordps(xmm0, Operand(rbx, rcx, times_4, 10000)); | 362 __ orps(xmm0, Operand(rbx, rcx, times_4, 10000)); |
| 349 __ xorps(xmm0, xmm1); | 363 __ xorps(xmm0, xmm1); |
| 350 __ xordps(xmm0, Operand(rbx, rcx, times_4, 10000)); | 364 __ xorps(xmm0, Operand(rbx, rcx, times_4, 10000)); |
| 351 | 365 |
| 352 // Arithmetic operation | 366 // Arithmetic operation |
| 353 __ addps(xmm1, xmm0); | 367 __ addps(xmm1, xmm0); |
| 354 __ addps(xmm1, Operand(rbx, rcx, times_4, 10000)); | 368 __ addps(xmm1, Operand(rbx, rcx, times_4, 10000)); |
| 355 __ subps(xmm1, xmm0); | 369 __ subps(xmm1, xmm0); |
| 356 __ subps(xmm1, Operand(rbx, rcx, times_4, 10000)); | 370 __ subps(xmm1, Operand(rbx, rcx, times_4, 10000)); |
| 357 __ mulps(xmm1, xmm0); | 371 __ mulps(xmm1, xmm0); |
| 358 __ mulps(xmm1, Operand(rbx, ecx, times_4, 10000)); | 372 __ mulps(xmm1, Operand(rbx, rcx, times_4, 10000)); |
| 359 __ divps(xmm1, xmm0); | 373 __ divps(xmm1, xmm0); |
| 360 __ divps(xmm1, Operand(rbx, rcx, times_4, 10000)); | 374 __ divps(xmm1, Operand(rbx, rcx, times_4, 10000)); |
| 361 } | 375 } |
| 362 // SSE 2 instructions | 376 // SSE 2 instructions |
| 363 { | 377 { |
| 364 __ cvttsd2si(rdx, Operand(rbx, rcx, times_4, 10000)); | 378 __ cvttsd2si(rdx, Operand(rbx, rcx, times_4, 10000)); |
| 365 __ cvttsd2si(rdx, xmm1); | 379 __ cvttsd2si(rdx, xmm1); |
| 366 __ cvttsd2siq(rdx, xmm1); | 380 __ cvttsd2siq(rdx, xmm1); |
| 367 __ movsd(xmm1, Operand(rbx, rcx, times_4, 10000)); | 381 __ movsd(xmm1, Operand(rbx, rcx, times_4, 10000)); |
| 368 __ movsd(Operand(rbx, rcx, times_4, 10000), xmm1); | 382 __ movsd(Operand(rbx, rcx, times_4, 10000), xmm1); |
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| 422 CHECK(code->IsCode()); | 436 CHECK(code->IsCode()); |
| 423 #ifdef OBJECT_PRINT | 437 #ifdef OBJECT_PRINT |
| 424 Code::cast(code)->Print(); | 438 Code::cast(code)->Print(); |
| 425 byte* begin = Code::cast(code)->instruction_start(); | 439 byte* begin = Code::cast(code)->instruction_start(); |
| 426 byte* end = begin + Code::cast(code)->instruction_size(); | 440 byte* end = begin + Code::cast(code)->instruction_size(); |
| 427 disasm::Disassembler::Disassemble(stdout, begin, end); | 441 disasm::Disassembler::Disassemble(stdout, begin, end); |
| 428 #endif | 442 #endif |
| 429 } | 443 } |
| 430 | 444 |
| 431 #undef __ | 445 #undef __ |
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