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1 /*
2  * Copyright (C) 2011 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "assembler_x86.h"
18 
19 #include "base/arena_allocator.h"
20 #include "base/stl_util.h"
21 #include "utils/assembler_test.h"
22 
23 namespace art {
24 
TEST(AssemblerX86,CreateBuffer)25 TEST(AssemblerX86, CreateBuffer) {
26   ArenaPool pool;
27   ArenaAllocator arena(&pool);
28   AssemblerBuffer buffer(&arena);
29   AssemblerBuffer::EnsureCapacity ensured(&buffer);
30   buffer.Emit<uint8_t>(0x42);
31   ASSERT_EQ(static_cast<size_t>(1), buffer.Size());
32   buffer.Emit<int32_t>(42);
33   ASSERT_EQ(static_cast<size_t>(5), buffer.Size());
34 }
35 
36 class AssemblerX86Test : public AssemblerTest<x86::X86Assembler, x86::Register,
37                                               x86::XmmRegister, x86::Immediate> {
38  public:
39   typedef AssemblerTest<x86::X86Assembler, x86::Register,
40                          x86::XmmRegister, x86::Immediate> Base;
41 
42  protected:
GetArchitectureString()43   std::string GetArchitectureString() OVERRIDE {
44     return "x86";
45   }
46 
GetAssemblerParameters()47   std::string GetAssemblerParameters() OVERRIDE {
48     return " --32";
49   }
50 
GetDisassembleParameters()51   std::string GetDisassembleParameters() OVERRIDE {
52     return " -D -bbinary -mi386 --no-show-raw-insn";
53   }
54 
SetUpHelpers()55   void SetUpHelpers() OVERRIDE {
56     if (registers_.size() == 0) {
57       registers_.insert(end(registers_),
58                         {  // NOLINT(whitespace/braces)
59                           new x86::Register(x86::EAX),
60                           new x86::Register(x86::EBX),
61                           new x86::Register(x86::ECX),
62                           new x86::Register(x86::EDX),
63                           new x86::Register(x86::EBP),
64                           new x86::Register(x86::ESP),
65                           new x86::Register(x86::ESI),
66                           new x86::Register(x86::EDI)
67                         });
68     }
69 
70     if (fp_registers_.size() == 0) {
71       fp_registers_.insert(end(fp_registers_),
72                            {  // NOLINT(whitespace/braces)
73                              new x86::XmmRegister(x86::XMM0),
74                              new x86::XmmRegister(x86::XMM1),
75                              new x86::XmmRegister(x86::XMM2),
76                              new x86::XmmRegister(x86::XMM3),
77                              new x86::XmmRegister(x86::XMM4),
78                              new x86::XmmRegister(x86::XMM5),
79                              new x86::XmmRegister(x86::XMM6),
80                              new x86::XmmRegister(x86::XMM7)
81                            });
82     }
83   }
84 
TearDown()85   void TearDown() OVERRIDE {
86     AssemblerTest::TearDown();
87     STLDeleteElements(&registers_);
88     STLDeleteElements(&fp_registers_);
89   }
90 
GetRegisters()91   std::vector<x86::Register*> GetRegisters() OVERRIDE {
92     return registers_;
93   }
94 
GetFPRegisters()95   std::vector<x86::XmmRegister*> GetFPRegisters() OVERRIDE {
96     return fp_registers_;
97   }
98 
CreateImmediate(int64_t imm_value)99   x86::Immediate CreateImmediate(int64_t imm_value) OVERRIDE {
100     return x86::Immediate(imm_value);
101   }
102 
103  private:
104   std::vector<x86::Register*> registers_;
105   std::vector<x86::XmmRegister*> fp_registers_;
106 };
107 
108 
TEST_F(AssemblerX86Test,Movl)109 TEST_F(AssemblerX86Test, Movl) {
110   GetAssembler()->movl(x86::EAX, x86::EBX);
111   const char* expected = "mov %ebx, %eax\n";
112   DriverStr(expected, "movl");
113 }
114 
TEST_F(AssemblerX86Test,Movntl)115 TEST_F(AssemblerX86Test, Movntl) {
116   GetAssembler()->movntl(x86::Address(x86::EDI, x86::EBX, x86::TIMES_4, 12), x86::EAX);
117   GetAssembler()->movntl(x86::Address(x86::EDI, 0), x86::EAX);
118   const char* expected =
119     "movntil %EAX, 0xc(%EDI,%EBX,4)\n"
120     "movntil %EAX, (%EDI)\n";
121 
122   DriverStr(expected, "movntl");
123 }
124 
TEST_F(AssemblerX86Test,LoadLongConstant)125 TEST_F(AssemblerX86Test, LoadLongConstant) {
126   GetAssembler()->LoadLongConstant(x86::XMM0, 51);
127   const char* expected =
128       "push $0x0\n"
129       "push $0x33\n"
130       "movsd 0(%esp), %xmm0\n"
131       "add $8, %esp\n";
132   DriverStr(expected, "LoadLongConstant");
133 }
134 
TEST_F(AssemblerX86Test,LockCmpxchgl)135 TEST_F(AssemblerX86Test, LockCmpxchgl) {
136   GetAssembler()->LockCmpxchgl(x86::Address(
137         x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12),
138       x86::Register(x86::ESI));
139   GetAssembler()->LockCmpxchgl(x86::Address(
140         x86::Register(x86::EDI), x86::Register(x86::ESI), x86::TIMES_4, 12),
141       x86::Register(x86::ESI));
142   GetAssembler()->LockCmpxchgl(x86::Address(
143         x86::Register(x86::EDI), x86::Register(x86::ESI), x86::TIMES_4, 12),
144       x86::Register(x86::EDI));
145   GetAssembler()->LockCmpxchgl(x86::Address(
146       x86::Register(x86::EBP), 0), x86::Register(x86::ESI));
147   GetAssembler()->LockCmpxchgl(x86::Address(
148         x86::Register(x86::EBP), x86::Register(x86::ESI), x86::TIMES_1, 0),
149       x86::Register(x86::ESI));
150   const char* expected =
151     "lock cmpxchgl %ESI, 0xc(%EDI,%EBX,4)\n"
152     "lock cmpxchgl %ESI, 0xc(%EDI,%ESI,4)\n"
153     "lock cmpxchgl %EDI, 0xc(%EDI,%ESI,4)\n"
154     "lock cmpxchgl %ESI, (%EBP)\n"
155     "lock cmpxchgl %ESI, (%EBP,%ESI,1)\n";
156 
157   DriverStr(expected, "lock_cmpxchgl");
158 }
159 
TEST_F(AssemblerX86Test,LockCmpxchg8b)160 TEST_F(AssemblerX86Test, LockCmpxchg8b) {
161   GetAssembler()->LockCmpxchg8b(x86::Address(
162       x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12));
163   GetAssembler()->LockCmpxchg8b(x86::Address(
164       x86::Register(x86::EDI), x86::Register(x86::ESI), x86::TIMES_4, 12));
165   GetAssembler()->LockCmpxchg8b(x86::Address(
166       x86::Register(x86::EDI), x86::Register(x86::ESI), x86::TIMES_4, 12));
167   GetAssembler()->LockCmpxchg8b(x86::Address(x86::Register(x86::EBP), 0));
168   GetAssembler()->LockCmpxchg8b(x86::Address(
169       x86::Register(x86::EBP), x86::Register(x86::ESI), x86::TIMES_1, 0));
170   const char* expected =
171     "lock cmpxchg8b 0xc(%EDI,%EBX,4)\n"
172     "lock cmpxchg8b 0xc(%EDI,%ESI,4)\n"
173     "lock cmpxchg8b 0xc(%EDI,%ESI,4)\n"
174     "lock cmpxchg8b (%EBP)\n"
175     "lock cmpxchg8b (%EBP,%ESI,1)\n";
176 
177   DriverStr(expected, "lock_cmpxchg8b");
178 }
179 
TEST_F(AssemblerX86Test,FPUIntegerLoad)180 TEST_F(AssemblerX86Test, FPUIntegerLoad) {
181   GetAssembler()->filds(x86::Address(x86::Register(x86::ESP), 4));
182   GetAssembler()->fildl(x86::Address(x86::Register(x86::ESP), 12));
183   const char* expected =
184       "fildl 0x4(%ESP)\n"
185       "fildll 0xc(%ESP)\n";
186   DriverStr(expected, "FPUIntegerLoad");
187 }
188 
TEST_F(AssemblerX86Test,FPUIntegerStore)189 TEST_F(AssemblerX86Test, FPUIntegerStore) {
190   GetAssembler()->fistps(x86::Address(x86::Register(x86::ESP), 16));
191   GetAssembler()->fistpl(x86::Address(x86::Register(x86::ESP), 24));
192   const char* expected =
193       "fistpl 0x10(%ESP)\n"
194       "fistpll 0x18(%ESP)\n";
195   DriverStr(expected, "FPUIntegerStore");
196 }
197 
TEST_F(AssemblerX86Test,Repnescasb)198 TEST_F(AssemblerX86Test, Repnescasb) {
199   GetAssembler()->repne_scasb();
200   const char* expected = "repne scasb\n";
201   DriverStr(expected, "Repnescasb");
202 }
203 
TEST_F(AssemblerX86Test,Repnescasw)204 TEST_F(AssemblerX86Test, Repnescasw) {
205   GetAssembler()->repne_scasw();
206   const char* expected = "repne scasw\n";
207   DriverStr(expected, "Repnescasw");
208 }
209 
TEST_F(AssemblerX86Test,Repecmpsb)210 TEST_F(AssemblerX86Test, Repecmpsb) {
211   GetAssembler()->repe_cmpsb();
212   const char* expected = "repe cmpsb\n";
213   DriverStr(expected, "Repecmpsb");
214 }
215 
TEST_F(AssemblerX86Test,Repecmpsw)216 TEST_F(AssemblerX86Test, Repecmpsw) {
217   GetAssembler()->repe_cmpsw();
218   const char* expected = "repe cmpsw\n";
219   DriverStr(expected, "Repecmpsw");
220 }
221 
TEST_F(AssemblerX86Test,Repecmpsl)222 TEST_F(AssemblerX86Test, Repecmpsl) {
223   GetAssembler()->repe_cmpsl();
224   const char* expected = "repe cmpsl\n";
225   DriverStr(expected, "Repecmpsl");
226 }
227 
TEST_F(AssemblerX86Test,RepMovsb)228 TEST_F(AssemblerX86Test, RepMovsb) {
229   GetAssembler()->rep_movsb();
230   const char* expected = "rep movsb\n";
231   DriverStr(expected, "rep_movsb");
232 }
233 
TEST_F(AssemblerX86Test,RepMovsw)234 TEST_F(AssemblerX86Test, RepMovsw) {
235   GetAssembler()->rep_movsw();
236   const char* expected = "rep movsw\n";
237   DriverStr(expected, "rep_movsw");
238 }
239 
TEST_F(AssemblerX86Test,Bsfl)240 TEST_F(AssemblerX86Test, Bsfl) {
241   DriverStr(RepeatRR(&x86::X86Assembler::bsfl, "bsfl %{reg2}, %{reg1}"), "bsfl");
242 }
243 
TEST_F(AssemblerX86Test,BsflAddress)244 TEST_F(AssemblerX86Test, BsflAddress) {
245   GetAssembler()->bsfl(x86::Register(x86::EDI), x86::Address(
246       x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12));
247   const char* expected =
248     "bsfl 0xc(%EDI,%EBX,4), %EDI\n";
249 
250   DriverStr(expected, "bsfl_address");
251 }
252 
TEST_F(AssemblerX86Test,Bsrl)253 TEST_F(AssemblerX86Test, Bsrl) {
254   DriverStr(RepeatRR(&x86::X86Assembler::bsrl, "bsrl %{reg2}, %{reg1}"), "bsrl");
255 }
256 
TEST_F(AssemblerX86Test,BsrlAddress)257 TEST_F(AssemblerX86Test, BsrlAddress) {
258   GetAssembler()->bsrl(x86::Register(x86::EDI), x86::Address(
259       x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12));
260   const char* expected =
261     "bsrl 0xc(%EDI,%EBX,4), %EDI\n";
262 
263   DriverStr(expected, "bsrl_address");
264 }
265 
TEST_F(AssemblerX86Test,Popcntl)266 TEST_F(AssemblerX86Test, Popcntl) {
267   DriverStr(RepeatRR(&x86::X86Assembler::popcntl, "popcntl %{reg2}, %{reg1}"), "popcntl");
268 }
269 
TEST_F(AssemblerX86Test,PopcntlAddress)270 TEST_F(AssemblerX86Test, PopcntlAddress) {
271   GetAssembler()->popcntl(x86::Register(x86::EDI), x86::Address(
272       x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12));
273   const char* expected =
274     "popcntl 0xc(%EDI,%EBX,4), %EDI\n";
275 
276   DriverStr(expected, "popcntl_address");
277 }
278 
279 // Rorl only allows CL as the shift count.
rorl_fn(AssemblerX86Test::Base * assembler_test,x86::X86Assembler * assembler)280 std::string rorl_fn(AssemblerX86Test::Base* assembler_test, x86::X86Assembler* assembler) {
281   std::ostringstream str;
282 
283   std::vector<x86::Register*> registers = assembler_test->GetRegisters();
284 
285   x86::Register shifter(x86::ECX);
286   for (auto reg : registers) {
287     assembler->rorl(*reg, shifter);
288     str << "rorl %cl, %" << assembler_test->GetRegisterName(*reg) << "\n";
289   }
290 
291   return str.str();
292 }
293 
TEST_F(AssemblerX86Test,RorlReg)294 TEST_F(AssemblerX86Test, RorlReg) {
295   DriverFn(&rorl_fn, "rorl");
296 }
297 
TEST_F(AssemblerX86Test,RorlImm)298 TEST_F(AssemblerX86Test, RorlImm) {
299   DriverStr(RepeatRI(&x86::X86Assembler::rorl, 1U, "rorl ${imm}, %{reg}"), "rorli");
300 }
301 
302 // Roll only allows CL as the shift count.
roll_fn(AssemblerX86Test::Base * assembler_test,x86::X86Assembler * assembler)303 std::string roll_fn(AssemblerX86Test::Base* assembler_test, x86::X86Assembler* assembler) {
304   std::ostringstream str;
305 
306   std::vector<x86::Register*> registers = assembler_test->GetRegisters();
307 
308   x86::Register shifter(x86::ECX);
309   for (auto reg : registers) {
310     assembler->roll(*reg, shifter);
311     str << "roll %cl, %" << assembler_test->GetRegisterName(*reg) << "\n";
312   }
313 
314   return str.str();
315 }
316 
TEST_F(AssemblerX86Test,RollReg)317 TEST_F(AssemblerX86Test, RollReg) {
318   DriverFn(&roll_fn, "roll");
319 }
320 
TEST_F(AssemblerX86Test,RollImm)321 TEST_F(AssemblerX86Test, RollImm) {
322   DriverStr(RepeatRI(&x86::X86Assembler::roll, 1U, "roll ${imm}, %{reg}"), "rolli");
323 }
324 
TEST_F(AssemblerX86Test,Cvtdq2ps)325 TEST_F(AssemblerX86Test, Cvtdq2ps) {
326   DriverStr(RepeatFF(&x86::X86Assembler::cvtdq2ps, "cvtdq2ps %{reg2}, %{reg1}"), "cvtdq2ps");
327 }
328 
TEST_F(AssemblerX86Test,Cvtdq2pd)329 TEST_F(AssemblerX86Test, Cvtdq2pd) {
330   DriverStr(RepeatFF(&x86::X86Assembler::cvtdq2pd, "cvtdq2pd %{reg2}, %{reg1}"), "cvtdq2pd");
331 }
332 
TEST_F(AssemblerX86Test,ComissAddr)333 TEST_F(AssemblerX86Test, ComissAddr) {
334   GetAssembler()->comiss(x86::XmmRegister(x86::XMM0), x86::Address(x86::EAX, 0));
335   const char* expected = "comiss 0(%EAX), %xmm0\n";
336   DriverStr(expected, "comiss");
337 }
338 
TEST_F(AssemblerX86Test,UComissAddr)339 TEST_F(AssemblerX86Test, UComissAddr) {
340   GetAssembler()->ucomiss(x86::XmmRegister(x86::XMM0), x86::Address(x86::EAX, 0));
341   const char* expected = "ucomiss 0(%EAX), %xmm0\n";
342   DriverStr(expected, "ucomiss");
343 }
344 
TEST_F(AssemblerX86Test,ComisdAddr)345 TEST_F(AssemblerX86Test, ComisdAddr) {
346   GetAssembler()->comisd(x86::XmmRegister(x86::XMM0), x86::Address(x86::EAX, 0));
347   const char* expected = "comisd 0(%EAX), %xmm0\n";
348   DriverStr(expected, "comisd");
349 }
350 
TEST_F(AssemblerX86Test,UComisdAddr)351 TEST_F(AssemblerX86Test, UComisdAddr) {
352   GetAssembler()->ucomisd(x86::XmmRegister(x86::XMM0), x86::Address(x86::EAX, 0));
353   const char* expected = "ucomisd 0(%EAX), %xmm0\n";
354   DriverStr(expected, "ucomisd");
355 }
356 
TEST_F(AssemblerX86Test,RoundSS)357 TEST_F(AssemblerX86Test, RoundSS) {
358   GetAssembler()->roundss(
359       x86::XmmRegister(x86::XMM0), x86::XmmRegister(x86::XMM1), x86::Immediate(1));
360   const char* expected = "roundss $1, %xmm1, %xmm0\n";
361   DriverStr(expected, "roundss");
362 }
363 
TEST_F(AssemblerX86Test,RoundSD)364 TEST_F(AssemblerX86Test, RoundSD) {
365   GetAssembler()->roundsd(
366       x86::XmmRegister(x86::XMM0), x86::XmmRegister(x86::XMM1), x86::Immediate(1));
367   const char* expected = "roundsd $1, %xmm1, %xmm0\n";
368   DriverStr(expected, "roundsd");
369 }
370 
TEST_F(AssemblerX86Test,CmovlAddress)371 TEST_F(AssemblerX86Test, CmovlAddress) {
372   GetAssembler()->cmovl(x86::kEqual, x86::Register(x86::EAX), x86::Address(
373       x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12));
374   GetAssembler()->cmovl(x86::kNotEqual, x86::Register(x86::EDI), x86::Address(
375       x86::Register(x86::ESI), x86::Register(x86::EBX), x86::TIMES_4, 12));
376   GetAssembler()->cmovl(x86::kEqual, x86::Register(x86::EDI), x86::Address(
377       x86::Register(x86::EDI), x86::Register(x86::EAX), x86::TIMES_4, 12));
378   const char* expected =
379     "cmovzl 0xc(%EDI,%EBX,4), %eax\n"
380     "cmovnzl 0xc(%ESI,%EBX,4), %edi\n"
381     "cmovzl 0xc(%EDI,%EAX,4), %edi\n";
382 
383   DriverStr(expected, "cmovl_address");
384 }
385 
TEST_F(AssemblerX86Test,TestbAddressImmediate)386 TEST_F(AssemblerX86Test, TestbAddressImmediate) {
387   GetAssembler()->testb(
388       x86::Address(x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12),
389       x86::Immediate(1));
390   GetAssembler()->testb(
391       x86::Address(x86::Register(x86::ESP), FrameOffset(7)),
392       x86::Immediate(-128));
393   GetAssembler()->testb(
394       x86::Address(x86::Register(x86::EBX), MemberOffset(130)),
395       x86::Immediate(127));
396   const char* expected =
397       "testb $1, 0xc(%EDI,%EBX,4)\n"
398       "testb $-128, 0x7(%ESP)\n"
399       "testb $127, 0x82(%EBX)\n";
400 
401   DriverStr(expected, "TestbAddressImmediate");
402 }
403 
TEST_F(AssemblerX86Test,TestlAddressImmediate)404 TEST_F(AssemblerX86Test, TestlAddressImmediate) {
405   GetAssembler()->testl(
406       x86::Address(x86::Register(x86::EDI), x86::Register(x86::EBX), x86::TIMES_4, 12),
407       x86::Immediate(1));
408   GetAssembler()->testl(
409       x86::Address(x86::Register(x86::ESP), FrameOffset(7)),
410       x86::Immediate(-100000));
411   GetAssembler()->testl(
412       x86::Address(x86::Register(x86::EBX), MemberOffset(130)),
413       x86::Immediate(77777777));
414   const char* expected =
415       "testl $1, 0xc(%EDI,%EBX,4)\n"
416       "testl $-100000, 0x7(%ESP)\n"
417       "testl $77777777, 0x82(%EBX)\n";
418 
419   DriverStr(expected, "TestlAddressImmediate");
420 }
421 
TEST_F(AssemblerX86Test,Movaps)422 TEST_F(AssemblerX86Test, Movaps) {
423   DriverStr(RepeatFF(&x86::X86Assembler::movaps, "movaps %{reg2}, %{reg1}"), "movaps");
424 }
425 
TEST_F(AssemblerX86Test,MovapsAddr)426 TEST_F(AssemblerX86Test, MovapsAddr) {
427   GetAssembler()->movaps(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
428   GetAssembler()->movaps(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
429   const char* expected =
430     "movaps 0x4(%ESP), %xmm0\n"
431     "movaps %xmm1, 0x2(%ESP)\n";
432   DriverStr(expected, "movaps_address");
433 }
434 
TEST_F(AssemblerX86Test,MovupsAddr)435 TEST_F(AssemblerX86Test, MovupsAddr) {
436   GetAssembler()->movups(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
437   GetAssembler()->movups(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
438   const char* expected =
439     "movups 0x4(%ESP), %xmm0\n"
440     "movups %xmm1, 0x2(%ESP)\n";
441   DriverStr(expected, "movups_address");
442 }
443 
TEST_F(AssemblerX86Test,Movapd)444 TEST_F(AssemblerX86Test, Movapd) {
445   DriverStr(RepeatFF(&x86::X86Assembler::movapd, "movapd %{reg2}, %{reg1}"), "movapd");
446 }
447 
TEST_F(AssemblerX86Test,MovapdAddr)448 TEST_F(AssemblerX86Test, MovapdAddr) {
449   GetAssembler()->movapd(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
450   GetAssembler()->movapd(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
451   const char* expected =
452     "movapd 0x4(%ESP), %xmm0\n"
453     "movapd %xmm1, 0x2(%ESP)\n";
454   DriverStr(expected, "movapd_address");
455 }
456 
TEST_F(AssemblerX86Test,MovupdAddr)457 TEST_F(AssemblerX86Test, MovupdAddr) {
458   GetAssembler()->movupd(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
459   GetAssembler()->movupd(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
460   const char* expected =
461     "movupd 0x4(%ESP), %xmm0\n"
462     "movupd %xmm1, 0x2(%ESP)\n";
463   DriverStr(expected, "movupd_address");
464 }
465 
TEST_F(AssemblerX86Test,Movdqa)466 TEST_F(AssemblerX86Test, Movdqa) {
467   DriverStr(RepeatFF(&x86::X86Assembler::movdqa, "movdqa %{reg2}, %{reg1}"), "movdqa");
468 }
469 
TEST_F(AssemblerX86Test,MovdqaAddr)470 TEST_F(AssemblerX86Test, MovdqaAddr) {
471   GetAssembler()->movdqa(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
472   GetAssembler()->movdqa(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
473   const char* expected =
474     "movdqa 0x4(%ESP), %xmm0\n"
475     "movdqa %xmm1, 0x2(%ESP)\n";
476   DriverStr(expected, "movdqa_address");
477 }
478 
TEST_F(AssemblerX86Test,MovdquAddr)479 TEST_F(AssemblerX86Test, MovdquAddr) {
480   GetAssembler()->movdqu(x86::XmmRegister(x86::XMM0), x86::Address(x86::Register(x86::ESP), 4));
481   GetAssembler()->movdqu(x86::Address(x86::Register(x86::ESP), 2), x86::XmmRegister(x86::XMM1));
482   const char* expected =
483     "movdqu 0x4(%ESP), %xmm0\n"
484     "movdqu %xmm1, 0x2(%ESP)\n";
485   DriverStr(expected, "movdqu_address");
486 }
487 
TEST_F(AssemblerX86Test,AddPS)488 TEST_F(AssemblerX86Test, AddPS) {
489   DriverStr(RepeatFF(&x86::X86Assembler::addps, "addps %{reg2}, %{reg1}"), "addps");
490 }
491 
TEST_F(AssemblerX86Test,AddPD)492 TEST_F(AssemblerX86Test, AddPD) {
493   DriverStr(RepeatFF(&x86::X86Assembler::addpd, "addpd %{reg2}, %{reg1}"), "addpd");
494 }
495 
TEST_F(AssemblerX86Test,SubPS)496 TEST_F(AssemblerX86Test, SubPS) {
497   DriverStr(RepeatFF(&x86::X86Assembler::subps, "subps %{reg2}, %{reg1}"), "subps");
498 }
499 
TEST_F(AssemblerX86Test,SubPD)500 TEST_F(AssemblerX86Test, SubPD) {
501   DriverStr(RepeatFF(&x86::X86Assembler::subpd, "subpd %{reg2}, %{reg1}"), "subpd");
502 }
503 
TEST_F(AssemblerX86Test,MulPS)504 TEST_F(AssemblerX86Test, MulPS) {
505   DriverStr(RepeatFF(&x86::X86Assembler::mulps, "mulps %{reg2}, %{reg1}"), "mulps");
506 }
507 
TEST_F(AssemblerX86Test,MulPD)508 TEST_F(AssemblerX86Test, MulPD) {
509   DriverStr(RepeatFF(&x86::X86Assembler::mulpd, "mulpd %{reg2}, %{reg1}"), "mulpd");
510 }
511 
TEST_F(AssemblerX86Test,DivPS)512 TEST_F(AssemblerX86Test, DivPS) {
513   DriverStr(RepeatFF(&x86::X86Assembler::divps, "divps %{reg2}, %{reg1}"), "divps");
514 }
515 
TEST_F(AssemblerX86Test,DivPD)516 TEST_F(AssemblerX86Test, DivPD) {
517   DriverStr(RepeatFF(&x86::X86Assembler::divpd, "divpd %{reg2}, %{reg1}"), "divpd");
518 }
519 
TEST_F(AssemblerX86Test,PAddB)520 TEST_F(AssemblerX86Test, PAddB) {
521   DriverStr(RepeatFF(&x86::X86Assembler::paddb, "paddb %{reg2}, %{reg1}"), "paddb");
522 }
523 
TEST_F(AssemblerX86Test,PSubB)524 TEST_F(AssemblerX86Test, PSubB) {
525   DriverStr(RepeatFF(&x86::X86Assembler::psubb, "psubb %{reg2}, %{reg1}"), "psubb");
526 }
527 
TEST_F(AssemblerX86Test,PAddW)528 TEST_F(AssemblerX86Test, PAddW) {
529   DriverStr(RepeatFF(&x86::X86Assembler::paddw, "paddw %{reg2}, %{reg1}"), "paddw");
530 }
531 
TEST_F(AssemblerX86Test,PSubW)532 TEST_F(AssemblerX86Test, PSubW) {
533   DriverStr(RepeatFF(&x86::X86Assembler::psubw, "psubw %{reg2}, %{reg1}"), "psubw");
534 }
535 
TEST_F(AssemblerX86Test,PMullW)536 TEST_F(AssemblerX86Test, PMullW) {
537   DriverStr(RepeatFF(&x86::X86Assembler::pmullw, "pmullw %{reg2}, %{reg1}"), "pmullw");
538 }
539 
TEST_F(AssemblerX86Test,PAddD)540 TEST_F(AssemblerX86Test, PAddD) {
541   DriverStr(RepeatFF(&x86::X86Assembler::paddd, "paddd %{reg2}, %{reg1}"), "paddd");
542 }
543 
TEST_F(AssemblerX86Test,PSubD)544 TEST_F(AssemblerX86Test, PSubD) {
545   DriverStr(RepeatFF(&x86::X86Assembler::psubd, "psubd %{reg2}, %{reg1}"), "psubd");
546 }
547 
TEST_F(AssemblerX86Test,PMullD)548 TEST_F(AssemblerX86Test, PMullD) {
549   DriverStr(RepeatFF(&x86::X86Assembler::pmulld, "pmulld %{reg2}, %{reg1}"), "pmulld");
550 }
551 
TEST_F(AssemblerX86Test,PAddQ)552 TEST_F(AssemblerX86Test, PAddQ) {
553   DriverStr(RepeatFF(&x86::X86Assembler::paddq, "paddq %{reg2}, %{reg1}"), "paddq");
554 }
555 
TEST_F(AssemblerX86Test,PSubQ)556 TEST_F(AssemblerX86Test, PSubQ) {
557   DriverStr(RepeatFF(&x86::X86Assembler::psubq, "psubq %{reg2}, %{reg1}"), "psubq");
558 }
559 
TEST_F(AssemblerX86Test,XorPD)560 TEST_F(AssemblerX86Test, XorPD) {
561   DriverStr(RepeatFF(&x86::X86Assembler::xorpd, "xorpd %{reg2}, %{reg1}"), "xorpd");
562 }
563 
TEST_F(AssemblerX86Test,XorPS)564 TEST_F(AssemblerX86Test, XorPS) {
565   DriverStr(RepeatFF(&x86::X86Assembler::xorps, "xorps %{reg2}, %{reg1}"), "xorps");
566 }
567 
TEST_F(AssemblerX86Test,PXor)568 TEST_F(AssemblerX86Test, PXor) {
569   DriverStr(RepeatFF(&x86::X86Assembler::pxor, "pxor %{reg2}, %{reg1}"), "pxor");
570 }
571 
TEST_F(AssemblerX86Test,AndPD)572 TEST_F(AssemblerX86Test, AndPD) {
573   DriverStr(RepeatFF(&x86::X86Assembler::andpd, "andpd %{reg2}, %{reg1}"), "andpd");
574 }
575 
TEST_F(AssemblerX86Test,AndPS)576 TEST_F(AssemblerX86Test, AndPS) {
577   DriverStr(RepeatFF(&x86::X86Assembler::andps, "andps %{reg2}, %{reg1}"), "andps");
578 }
579 
TEST_F(AssemblerX86Test,PAnd)580 TEST_F(AssemblerX86Test, PAnd) {
581   DriverStr(RepeatFF(&x86::X86Assembler::pand, "pand %{reg2}, %{reg1}"), "pand");
582 }
583 
TEST_F(AssemblerX86Test,AndnPD)584 TEST_F(AssemblerX86Test, AndnPD) {
585   DriverStr(RepeatFF(&x86::X86Assembler::andnpd, "andnpd %{reg2}, %{reg1}"), "andnpd");
586 }
587 
TEST_F(AssemblerX86Test,AndnPS)588 TEST_F(AssemblerX86Test, AndnPS) {
589   DriverStr(RepeatFF(&x86::X86Assembler::andnps, "andnps %{reg2}, %{reg1}"), "andnps");
590 }
591 
TEST_F(AssemblerX86Test,PAndn)592 TEST_F(AssemblerX86Test, PAndn) {
593   DriverStr(RepeatFF(&x86::X86Assembler::pandn, "pandn %{reg2}, %{reg1}"), "pandn");
594 }
595 
TEST_F(AssemblerX86Test,OrPD)596 TEST_F(AssemblerX86Test, OrPD) {
597   DriverStr(RepeatFF(&x86::X86Assembler::orpd, "orpd %{reg2}, %{reg1}"), "orpd");
598 }
599 
TEST_F(AssemblerX86Test,OrPS)600 TEST_F(AssemblerX86Test, OrPS) {
601   DriverStr(RepeatFF(&x86::X86Assembler::orps, "orps %{reg2}, %{reg1}"), "orps");
602 }
603 
TEST_F(AssemblerX86Test,POr)604 TEST_F(AssemblerX86Test, POr) {
605   DriverStr(RepeatFF(&x86::X86Assembler::por, "por %{reg2}, %{reg1}"), "por");
606 }
607 
TEST_F(AssemblerX86Test,PAvgB)608 TEST_F(AssemblerX86Test, PAvgB) {
609   DriverStr(RepeatFF(&x86::X86Assembler::pavgb, "pavgb %{reg2}, %{reg1}"), "pavgb");
610 }
611 
TEST_F(AssemblerX86Test,PAvgW)612 TEST_F(AssemblerX86Test, PAvgW) {
613   DriverStr(RepeatFF(&x86::X86Assembler::pavgw, "pavgw %{reg2}, %{reg1}"), "pavgw");
614 }
615 
TEST_F(AssemblerX86Test,PCmpeqB)616 TEST_F(AssemblerX86Test, PCmpeqB) {
617   DriverStr(RepeatFF(&x86::X86Assembler::pcmpeqb, "pcmpeqb %{reg2}, %{reg1}"), "cmpeqb");
618 }
619 
TEST_F(AssemblerX86Test,PCmpeqW)620 TEST_F(AssemblerX86Test, PCmpeqW) {
621   DriverStr(RepeatFF(&x86::X86Assembler::pcmpeqw, "pcmpeqw %{reg2}, %{reg1}"), "cmpeqw");
622 }
623 
TEST_F(AssemblerX86Test,PCmpeqD)624 TEST_F(AssemblerX86Test, PCmpeqD) {
625   DriverStr(RepeatFF(&x86::X86Assembler::pcmpeqd, "pcmpeqd %{reg2}, %{reg1}"), "cmpeqd");
626 }
627 
TEST_F(AssemblerX86Test,PCmpeqQ)628 TEST_F(AssemblerX86Test, PCmpeqQ) {
629   DriverStr(RepeatFF(&x86::X86Assembler::pcmpeqq, "pcmpeqq %{reg2}, %{reg1}"), "cmpeqq");
630 }
631 
TEST_F(AssemblerX86Test,PCmpgtB)632 TEST_F(AssemblerX86Test, PCmpgtB) {
633   DriverStr(RepeatFF(&x86::X86Assembler::pcmpgtb, "pcmpgtb %{reg2}, %{reg1}"), "cmpgtb");
634 }
635 
TEST_F(AssemblerX86Test,PCmpgtW)636 TEST_F(AssemblerX86Test, PCmpgtW) {
637   DriverStr(RepeatFF(&x86::X86Assembler::pcmpgtw, "pcmpgtw %{reg2}, %{reg1}"), "cmpgtw");
638 }
639 
TEST_F(AssemblerX86Test,PCmpgtD)640 TEST_F(AssemblerX86Test, PCmpgtD) {
641   DriverStr(RepeatFF(&x86::X86Assembler::pcmpgtd, "pcmpgtd %{reg2}, %{reg1}"), "cmpgtd");
642 }
643 
TEST_F(AssemblerX86Test,PCmpgtQ)644 TEST_F(AssemblerX86Test, PCmpgtQ) {
645   DriverStr(RepeatFF(&x86::X86Assembler::pcmpgtq, "pcmpgtq %{reg2}, %{reg1}"), "cmpgtq");
646 }
647 
TEST_F(AssemblerX86Test,ShufPS)648 TEST_F(AssemblerX86Test, ShufPS) {
649   DriverStr(RepeatFFI(&x86::X86Assembler::shufps, 1, "shufps ${imm}, %{reg2}, %{reg1}"), "shufps");
650 }
651 
TEST_F(AssemblerX86Test,ShufPD)652 TEST_F(AssemblerX86Test, ShufPD) {
653   DriverStr(RepeatFFI(&x86::X86Assembler::shufpd, 1, "shufpd ${imm}, %{reg2}, %{reg1}"), "shufpd");
654 }
655 
TEST_F(AssemblerX86Test,PShufD)656 TEST_F(AssemblerX86Test, PShufD) {
657   DriverStr(RepeatFFI(&x86::X86Assembler::pshufd, 1, "pshufd ${imm}, %{reg2}, %{reg1}"), "pshufd");
658 }
659 
TEST_F(AssemblerX86Test,Punpcklbw)660 TEST_F(AssemblerX86Test, Punpcklbw) {
661   DriverStr(RepeatFF(&x86::X86Assembler::punpcklbw, "punpcklbw %{reg2}, %{reg1}"), "punpcklbw");
662 }
663 
TEST_F(AssemblerX86Test,Punpcklwd)664 TEST_F(AssemblerX86Test, Punpcklwd) {
665   DriverStr(RepeatFF(&x86::X86Assembler::punpcklwd, "punpcklwd %{reg2}, %{reg1}"), "punpcklwd");
666 }
667 
TEST_F(AssemblerX86Test,Punpckldq)668 TEST_F(AssemblerX86Test, Punpckldq) {
669   DriverStr(RepeatFF(&x86::X86Assembler::punpckldq, "punpckldq %{reg2}, %{reg1}"), "punpckldq");
670 }
671 
TEST_F(AssemblerX86Test,Punpcklqdq)672 TEST_F(AssemblerX86Test, Punpcklqdq) {
673   DriverStr(RepeatFF(&x86::X86Assembler::punpcklqdq, "punpcklqdq %{reg2}, %{reg1}"), "punpcklqdq");
674 }
675 
TEST_F(AssemblerX86Test,psllw)676 TEST_F(AssemblerX86Test, psllw) {
677   GetAssembler()->psllw(x86::XMM0, CreateImmediate(16));
678   DriverStr("psllw $0x10, %xmm0\n", "psllwi");
679 }
680 
TEST_F(AssemblerX86Test,pslld)681 TEST_F(AssemblerX86Test, pslld) {
682   GetAssembler()->pslld(x86::XMM0, CreateImmediate(16));
683   DriverStr("pslld $0x10, %xmm0\n", "pslldi");
684 }
685 
TEST_F(AssemblerX86Test,psllq)686 TEST_F(AssemblerX86Test, psllq) {
687   GetAssembler()->psllq(x86::XMM0, CreateImmediate(16));
688   DriverStr("psllq $0x10, %xmm0\n", "psllqi");
689 }
690 
TEST_F(AssemblerX86Test,psraw)691 TEST_F(AssemblerX86Test, psraw) {
692   GetAssembler()->psraw(x86::XMM0, CreateImmediate(16));
693   DriverStr("psraw $0x10, %xmm0\n", "psrawi");
694 }
695 
TEST_F(AssemblerX86Test,psrad)696 TEST_F(AssemblerX86Test, psrad) {
697   GetAssembler()->psrad(x86::XMM0, CreateImmediate(16));
698   DriverStr("psrad $0x10, %xmm0\n", "psradi");
699 }
700 
TEST_F(AssemblerX86Test,psrlw)701 TEST_F(AssemblerX86Test, psrlw) {
702   GetAssembler()->psrlw(x86::XMM0, CreateImmediate(16));
703   DriverStr("psrlw $0x10, %xmm0\n", "psrlwi");
704 }
705 
TEST_F(AssemblerX86Test,psrld)706 TEST_F(AssemblerX86Test, psrld) {
707   GetAssembler()->psrld(x86::XMM0, CreateImmediate(16));
708   DriverStr("psrld $0x10, %xmm0\n", "psrldi");
709 }
710 
TEST_F(AssemblerX86Test,psrlq)711 TEST_F(AssemblerX86Test, psrlq) {
712   GetAssembler()->psrlq(x86::XMM0, CreateImmediate(16));
713   DriverStr("psrlq $0x10, %xmm0\n", "psrlqi");
714 }
715 
TEST_F(AssemblerX86Test,psrldq)716 TEST_F(AssemblerX86Test, psrldq) {
717   GetAssembler()->psrldq(x86::XMM0, CreateImmediate(16));
718   DriverStr("psrldq $0x10, %xmm0\n", "psrldqi");
719 }
720 
721 /////////////////
722 // Near labels //
723 /////////////////
724 
TEST_F(AssemblerX86Test,Jecxz)725 TEST_F(AssemblerX86Test, Jecxz) {
726   x86::NearLabel target;
727   GetAssembler()->jecxz(&target);
728   GetAssembler()->addl(x86::EDI, x86::Address(x86::ESP, 4));
729   GetAssembler()->Bind(&target);
730   const char* expected =
731     "jecxz 1f\n"
732     "addl 4(%ESP),%EDI\n"
733     "1:\n";
734 
735   DriverStr(expected, "jecxz");
736 }
737 
TEST_F(AssemblerX86Test,NearLabel)738 TEST_F(AssemblerX86Test, NearLabel) {
739   // Test both forward and backward branches.
740   x86::NearLabel start, target;
741   GetAssembler()->Bind(&start);
742   GetAssembler()->j(x86::kEqual, &target);
743   GetAssembler()->jmp(&target);
744   GetAssembler()->jecxz(&target);
745   GetAssembler()->addl(x86::EDI, x86::Address(x86::ESP, 4));
746   GetAssembler()->Bind(&target);
747   GetAssembler()->j(x86::kNotEqual, &start);
748   GetAssembler()->jmp(&start);
749   const char* expected =
750     "1: je 2f\n"
751     "jmp 2f\n"
752     "jecxz 2f\n"
753     "addl 4(%ESP),%EDI\n"
754     "2: jne 1b\n"
755     "jmp 1b\n";
756 
757   DriverStr(expected, "near_label");
758 }
759 
TEST_F(AssemblerX86Test,Cmpb)760 TEST_F(AssemblerX86Test, Cmpb) {
761   GetAssembler()->cmpb(x86::Address(x86::EDI, 128), x86::Immediate(0));
762   const char* expected = "cmpb $0, 128(%EDI)\n";
763   DriverStr(expected, "cmpb");
764 }
765 
766 }  // namespace art
767