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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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2509 } | 2509 } |
2510 | 2510 |
2511 | 2511 |
2512 void CodeStub::GenerateStubsAheadOfTime(Isolate* isolate) { | 2512 void CodeStub::GenerateStubsAheadOfTime(Isolate* isolate) { |
2513 CEntryStub::GenerateAheadOfTime(isolate); | 2513 CEntryStub::GenerateAheadOfTime(isolate); |
2514 StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime(isolate); | 2514 StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime(isolate); |
2515 StubFailureTrampolineStub::GenerateAheadOfTime(isolate); | 2515 StubFailureTrampolineStub::GenerateAheadOfTime(isolate); |
2516 // It is important that the store buffer overflow stubs are generated first. | 2516 // It is important that the store buffer overflow stubs are generated first. |
2517 ArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate); | 2517 ArrayConstructorStubBase::GenerateStubsAheadOfTime(isolate); |
2518 CreateAllocationSiteStub::GenerateAheadOfTime(isolate); | 2518 CreateAllocationSiteStub::GenerateAheadOfTime(isolate); |
2519 if (Serializer::enabled()) { | 2519 if (Serializer::enabled(isolate)) { |
2520 PlatformFeatureScope sse2(isolate, SSE2); | 2520 PlatformFeatureScope sse2(isolate, SSE2); |
2521 BinaryOpICStub::GenerateAheadOfTime(isolate); | 2521 BinaryOpICStub::GenerateAheadOfTime(isolate); |
2522 BinaryOpICWithAllocationSiteStub::GenerateAheadOfTime(isolate); | 2522 BinaryOpICWithAllocationSiteStub::GenerateAheadOfTime(isolate); |
2523 } else { | 2523 } else { |
2524 BinaryOpICStub::GenerateAheadOfTime(isolate); | 2524 BinaryOpICStub::GenerateAheadOfTime(isolate); |
2525 BinaryOpICWithAllocationSiteStub::GenerateAheadOfTime(isolate); | 2525 BinaryOpICWithAllocationSiteStub::GenerateAheadOfTime(isolate); |
2526 } | 2526 } |
2527 } | 2527 } |
2528 | 2528 |
2529 | 2529 |
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3151 | 3151 |
3152 __ bind(&done); | 3152 __ bind(&done); |
3153 } | 3153 } |
3154 | 3154 |
3155 | 3155 |
3156 void StringHelper::GenerateHashInit(MacroAssembler* masm, | 3156 void StringHelper::GenerateHashInit(MacroAssembler* masm, |
3157 Register hash, | 3157 Register hash, |
3158 Register character, | 3158 Register character, |
3159 Register scratch) { | 3159 Register scratch) { |
3160 // hash = (seed + character) + ((seed + character) << 10); | 3160 // hash = (seed + character) + ((seed + character) << 10); |
3161 if (Serializer::enabled()) { | 3161 if (Serializer::enabled(masm->isolate())) { |
3162 __ LoadRoot(scratch, Heap::kHashSeedRootIndex); | 3162 __ LoadRoot(scratch, Heap::kHashSeedRootIndex); |
3163 __ SmiUntag(scratch); | 3163 __ SmiUntag(scratch); |
3164 __ add(scratch, character); | 3164 __ add(scratch, character); |
3165 __ mov(hash, scratch); | 3165 __ mov(hash, scratch); |
3166 __ shl(scratch, 10); | 3166 __ shl(scratch, 10); |
3167 __ add(hash, scratch); | 3167 __ add(hash, scratch); |
3168 } else { | 3168 } else { |
3169 int32_t seed = masm->isolate()->heap()->HashSeed(); | 3169 int32_t seed = masm->isolate()->heap()->HashSeed(); |
3170 __ lea(scratch, Operand(character, seed)); | 3170 __ lea(scratch, Operand(character, seed)); |
3171 __ shl(scratch, 10); | 3171 __ shl(scratch, 10); |
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4227 __ mov(result_, Immediate(0)); | 4227 __ mov(result_, Immediate(0)); |
4228 __ Drop(1); | 4228 __ Drop(1); |
4229 __ ret(2 * kPointerSize); | 4229 __ ret(2 * kPointerSize); |
4230 } | 4230 } |
4231 | 4231 |
4232 | 4232 |
4233 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime( | 4233 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime( |
4234 Isolate* isolate) { | 4234 Isolate* isolate) { |
4235 StoreBufferOverflowStub stub(isolate, kDontSaveFPRegs); | 4235 StoreBufferOverflowStub stub(isolate, kDontSaveFPRegs); |
4236 stub.GetCode(); | 4236 stub.GetCode(); |
4237 if (CpuFeatures::IsSafeForSnapshot(SSE2)) { | 4237 if (CpuFeatures::IsSafeForSnapshot(isolate, SSE2)) { |
4238 StoreBufferOverflowStub stub2(isolate, kSaveFPRegs); | 4238 StoreBufferOverflowStub stub2(isolate, kSaveFPRegs); |
4239 stub2.GetCode(); | 4239 stub2.GetCode(); |
4240 } | 4240 } |
4241 } | 4241 } |
4242 | 4242 |
4243 | 4243 |
4244 bool CodeStub::CanUseFPRegisters() { | 4244 bool CodeStub::CanUseFPRegisters() { |
4245 return CpuFeatures::IsSupported(SSE2); | 4245 return CpuFeatures::IsSupported(SSE2); |
4246 } | 4246 } |
4247 | 4247 |
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5046 Operand(ebp, 7 * kPointerSize), | 5046 Operand(ebp, 7 * kPointerSize), |
5047 NULL); | 5047 NULL); |
5048 } | 5048 } |
5049 | 5049 |
5050 | 5050 |
5051 #undef __ | 5051 #undef __ |
5052 | 5052 |
5053 } } // namespace v8::internal | 5053 } } // namespace v8::internal |
5054 | 5054 |
5055 #endif // V8_TARGET_ARCH_IA32 | 5055 #endif // V8_TARGET_ARCH_IA32 |
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