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Issue 157503002: A64: Synchronize with r18444. (Closed) Base URL: https://v8.googlecode.com/svn/branches/experimental/a64
Patch Set: Created 6 years, 10 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 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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1342 case CodeStub::SubString: { 1342 case CodeStub::SubString: {
1343 SubStringStub stub; 1343 SubStringStub stub;
1344 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr); 1344 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
1345 break; 1345 break;
1346 } 1346 }
1347 case CodeStub::StringCompare: { 1347 case CodeStub::StringCompare: {
1348 StringCompareStub stub; 1348 StringCompareStub stub;
1349 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr); 1349 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
1350 break; 1350 break;
1351 } 1351 }
1352 case CodeStub::TranscendentalCache: {
1353 TranscendentalCacheStub stub(instr->transcendental_type(),
1354 TranscendentalCacheStub::TAGGED);
1355 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
1356 break;
1357 }
1358 default: 1352 default:
1359 UNREACHABLE(); 1353 UNREACHABLE();
1360 } 1354 }
1361 } 1355 }
1362 1356
1363 1357
1364 void LCodeGen::DoUnknownOSRValue(LUnknownOSRValue* instr) { 1358 void LCodeGen::DoUnknownOSRValue(LUnknownOSRValue* instr) {
1365 GenerateOsrPrologue(); 1359 GenerateOsrPrologue();
1366 } 1360 }
1367 1361
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2252 // Don't delete this mov. It may improve performance on some CPUs, 2246 // Don't delete this mov. It may improve performance on some CPUs,
2253 // when there is a mulsd depending on the result 2247 // when there is a mulsd depending on the result
2254 __ movaps(left, left); 2248 __ movaps(left, left);
2255 break; 2249 break;
2256 case Token::MOD: { 2250 case Token::MOD: {
2257 // Pass two doubles as arguments on the stack. 2251 // Pass two doubles as arguments on the stack.
2258 __ PrepareCallCFunction(4, eax); 2252 __ PrepareCallCFunction(4, eax);
2259 __ movsd(Operand(esp, 0 * kDoubleSize), left); 2253 __ movsd(Operand(esp, 0 * kDoubleSize), left);
2260 __ movsd(Operand(esp, 1 * kDoubleSize), right); 2254 __ movsd(Operand(esp, 1 * kDoubleSize), right);
2261 __ CallCFunction( 2255 __ CallCFunction(
2262 ExternalReference::double_fp_operation(Token::MOD, isolate()), 2256 ExternalReference::mod_two_doubles_operation(isolate()),
2263 4); 2257 4);
2264 2258
2265 // Return value is in st(0) on ia32. 2259 // Return value is in st(0) on ia32.
2266 // Store it into the result register. 2260 // Store it into the result register.
2267 __ sub(Operand(esp), Immediate(kDoubleSize)); 2261 __ sub(Operand(esp), Immediate(kDoubleSize));
2268 __ fstp_d(Operand(esp, 0)); 2262 __ fstp_d(Operand(esp, 0));
2269 __ movsd(result, Operand(esp, 0)); 2263 __ movsd(result, Operand(esp, 0));
2270 __ add(Operand(esp), Immediate(kDoubleSize)); 2264 __ add(Operand(esp), Immediate(kDoubleSize));
2271 break; 2265 break;
2272 } 2266 }
(...skipping 23 matching lines...) Expand all
2296 break; 2290 break;
2297 case Token::MOD: { 2291 case Token::MOD: {
2298 // Pass two doubles as arguments on the stack. 2292 // Pass two doubles as arguments on the stack.
2299 __ PrepareCallCFunction(4, eax); 2293 __ PrepareCallCFunction(4, eax);
2300 X87Mov(Operand(esp, 1 * kDoubleSize), right); 2294 X87Mov(Operand(esp, 1 * kDoubleSize), right);
2301 X87Mov(Operand(esp, 0), left); 2295 X87Mov(Operand(esp, 0), left);
2302 X87Free(right); 2296 X87Free(right);
2303 ASSERT(left.is(result)); 2297 ASSERT(left.is(result));
2304 X87PrepareToWrite(result); 2298 X87PrepareToWrite(result);
2305 __ CallCFunction( 2299 __ CallCFunction(
2306 ExternalReference::double_fp_operation(Token::MOD, isolate()), 2300 ExternalReference::mod_two_doubles_operation(isolate()),
2307 4); 2301 4);
2308 2302
2309 // Return value is in st(0) on ia32. 2303 // Return value is in st(0) on ia32.
2310 X87CommitWrite(result); 2304 X87CommitWrite(result);
2311 break; 2305 break;
2312 } 2306 }
2313 default: 2307 default:
2314 UNREACHABLE(); 2308 UNREACHABLE();
2315 break; 2309 break;
2316 } 2310 }
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4155 4149
4156 void LCodeGen::DoMathLog(LMathLog* instr) { 4150 void LCodeGen::DoMathLog(LMathLog* instr) {
4157 CpuFeatureScope scope(masm(), SSE2); 4151 CpuFeatureScope scope(masm(), SSE2);
4158 ASSERT(instr->value()->Equals(instr->result())); 4152 ASSERT(instr->value()->Equals(instr->result()));
4159 XMMRegister input_reg = ToDoubleRegister(instr->value()); 4153 XMMRegister input_reg = ToDoubleRegister(instr->value());
4160 XMMRegister xmm_scratch = double_scratch0(); 4154 XMMRegister xmm_scratch = double_scratch0();
4161 Label positive, done, zero; 4155 Label positive, done, zero;
4162 __ xorps(xmm_scratch, xmm_scratch); 4156 __ xorps(xmm_scratch, xmm_scratch);
4163 __ ucomisd(input_reg, xmm_scratch); 4157 __ ucomisd(input_reg, xmm_scratch);
4164 __ j(above, &positive, Label::kNear); 4158 __ j(above, &positive, Label::kNear);
4165 __ j(equal, &zero, Label::kNear); 4159 __ j(not_carry, &zero, Label::kNear);
4166 ExternalReference nan = 4160 ExternalReference nan =
4167 ExternalReference::address_of_canonical_non_hole_nan(); 4161 ExternalReference::address_of_canonical_non_hole_nan();
4168 __ movsd(input_reg, Operand::StaticVariable(nan)); 4162 __ movsd(input_reg, Operand::StaticVariable(nan));
4169 __ jmp(&done, Label::kNear); 4163 __ jmp(&done, Label::kNear);
4170 __ bind(&zero); 4164 __ bind(&zero);
4171 ExternalReference ninf = 4165 ExternalReference ninf =
4172 ExternalReference::address_of_negative_infinity(); 4166 ExternalReference::address_of_negative_infinity();
4173 __ movsd(input_reg, Operand::StaticVariable(ninf)); 4167 __ movsd(input_reg, Operand::StaticVariable(ninf));
4174 __ jmp(&done, Label::kNear); 4168 __ jmp(&done, Label::kNear);
4175 __ bind(&positive); 4169 __ bind(&positive);
(...skipping 735 matching lines...) Expand 10 before | Expand all | Expand 10 after
4911 __ StoreToSafepointRegisterSlot(result, eax); 4905 __ StoreToSafepointRegisterSlot(result, eax);
4912 } 4906 }
4913 4907
4914 4908
4915 void LCodeGen::DoStringAdd(LStringAdd* instr) { 4909 void LCodeGen::DoStringAdd(LStringAdd* instr) {
4916 ASSERT(ToRegister(instr->context()).is(esi)); 4910 ASSERT(ToRegister(instr->context()).is(esi));
4917 if (FLAG_new_string_add) { 4911 if (FLAG_new_string_add) {
4918 ASSERT(ToRegister(instr->left()).is(edx)); 4912 ASSERT(ToRegister(instr->left()).is(edx));
4919 ASSERT(ToRegister(instr->right()).is(eax)); 4913 ASSERT(ToRegister(instr->right()).is(eax));
4920 NewStringAddStub stub(instr->hydrogen()->flags(), 4914 NewStringAddStub stub(instr->hydrogen()->flags(),
4921 isolate()->heap()->GetPretenureMode()); 4915 instr->hydrogen()->pretenure_flag());
4922 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr); 4916 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
4923 } else { 4917 } else {
4924 EmitPushTaggedOperand(instr->left()); 4918 EmitPushTaggedOperand(instr->left());
4925 EmitPushTaggedOperand(instr->right()); 4919 EmitPushTaggedOperand(instr->right());
4926 StringAddStub stub(instr->hydrogen()->flags()); 4920 StringAddStub stub(instr->hydrogen()->flags());
4927 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr); 4921 CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
4928 } 4922 }
4929 } 4923 }
4930 4924
4931 4925
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6369 FixedArray::kHeaderSize - kPointerSize)); 6363 FixedArray::kHeaderSize - kPointerSize));
6370 __ bind(&done); 6364 __ bind(&done);
6371 } 6365 }
6372 6366
6373 6367
6374 #undef __ 6368 #undef __
6375 6369
6376 } } // namespace v8::internal 6370 } } // namespace v8::internal
6377 6371
6378 #endif // V8_TARGET_ARCH_IA32 6372 #endif // V8_TARGET_ARCH_IA32
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