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Issue 9455088: Remove static initializers in v8. (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Address Florian's comments. Created 8 years, 9 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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7026 __ ret(2 * kPointerSize); 7026 __ ret(2 * kPointerSize);
7027 } 7027 }
7028 7028
7029 7029
7030 struct AheadOfTimeWriteBarrierStubList { 7030 struct AheadOfTimeWriteBarrierStubList {
7031 Register object, value, address; 7031 Register object, value, address;
7032 RememberedSetAction action; 7032 RememberedSetAction action;
7033 }; 7033 };
7034 7034
7035 7035
7036 struct AheadOfTimeWriteBarrierStubList kAheadOfTime[] = { 7036 #define REG(Name) { kRegister_ ## Name ## _Code }
7037
7038 static const AheadOfTimeWriteBarrierStubList kAheadOfTime[] = {
7037 // Used in RegExpExecStub. 7039 // Used in RegExpExecStub.
7038 { ebx, eax, edi, EMIT_REMEMBERED_SET }, 7040 { REG(ebx), REG(eax), REG(edi), EMIT_REMEMBERED_SET },
7039 // Used in CompileArrayPushCall. 7041 // Used in CompileArrayPushCall.
7040 { ebx, ecx, edx, EMIT_REMEMBERED_SET }, 7042 { REG(ebx), REG(ecx), REG(edx), EMIT_REMEMBERED_SET },
7041 { ebx, edi, edx, OMIT_REMEMBERED_SET }, 7043 { REG(ebx), REG(edi), REG(edx), OMIT_REMEMBERED_SET },
7042 // Used in CompileStoreGlobal and CallFunctionStub. 7044 // Used in CompileStoreGlobal and CallFunctionStub.
7043 { ebx, ecx, edx, OMIT_REMEMBERED_SET }, 7045 { REG(ebx), REG(ecx), REG(edx), OMIT_REMEMBERED_SET },
7044 // Used in StoreStubCompiler::CompileStoreField and 7046 // Used in StoreStubCompiler::CompileStoreField and
7045 // KeyedStoreStubCompiler::CompileStoreField via GenerateStoreField. 7047 // KeyedStoreStubCompiler::CompileStoreField via GenerateStoreField.
7046 { edx, ecx, ebx, EMIT_REMEMBERED_SET }, 7048 { REG(edx), REG(ecx), REG(ebx), EMIT_REMEMBERED_SET },
7047 // GenerateStoreField calls the stub with two different permutations of 7049 // GenerateStoreField calls the stub with two different permutations of
7048 // registers. This is the second. 7050 // registers. This is the second.
7049 { ebx, ecx, edx, EMIT_REMEMBERED_SET }, 7051 { REG(ebx), REG(ecx), REG(edx), EMIT_REMEMBERED_SET },
7050 // StoreIC::GenerateNormal via GenerateDictionaryStore 7052 // StoreIC::GenerateNormal via GenerateDictionaryStore
7051 { ebx, edi, edx, EMIT_REMEMBERED_SET }, 7053 { REG(ebx), REG(edi), REG(edx), EMIT_REMEMBERED_SET },
7052 // KeyedStoreIC::GenerateGeneric. 7054 // KeyedStoreIC::GenerateGeneric.
7053 { ebx, edx, ecx, EMIT_REMEMBERED_SET}, 7055 { REG(ebx), REG(edx), REG(ecx), EMIT_REMEMBERED_SET},
7054 // KeyedStoreStubCompiler::GenerateStoreFastElement. 7056 // KeyedStoreStubCompiler::GenerateStoreFastElement.
7055 { edi, ebx, ecx, EMIT_REMEMBERED_SET}, 7057 { REG(edi), REG(ebx), REG(ecx), EMIT_REMEMBERED_SET},
7056 { edx, edi, ebx, EMIT_REMEMBERED_SET}, 7058 { REG(edx), REG(edi), REG(ebx), EMIT_REMEMBERED_SET},
7057 // ElementsTransitionGenerator::GenerateSmiOnlyToObject 7059 // ElementsTransitionGenerator::GenerateSmiOnlyToObject
7058 // and ElementsTransitionGenerator::GenerateSmiOnlyToDouble 7060 // and ElementsTransitionGenerator::GenerateSmiOnlyToDouble
7059 // and ElementsTransitionGenerator::GenerateDoubleToObject 7061 // and ElementsTransitionGenerator::GenerateDoubleToObject
7060 { edx, ebx, edi, EMIT_REMEMBERED_SET}, 7062 { REG(edx), REG(ebx), REG(edi), EMIT_REMEMBERED_SET},
7061 { edx, ebx, edi, OMIT_REMEMBERED_SET}, 7063 { REG(edx), REG(ebx), REG(edi), OMIT_REMEMBERED_SET},
7062 // ElementsTransitionGenerator::GenerateDoubleToObject 7064 // ElementsTransitionGenerator::GenerateDoubleToObject
7063 { eax, edx, esi, EMIT_REMEMBERED_SET}, 7065 { REG(eax), REG(edx), REG(esi), EMIT_REMEMBERED_SET},
7064 { edx, eax, edi, EMIT_REMEMBERED_SET}, 7066 { REG(edx), REG(eax), REG(edi), EMIT_REMEMBERED_SET},
7065 // StoreArrayLiteralElementStub::Generate 7067 // StoreArrayLiteralElementStub::Generate
7066 { ebx, eax, ecx, EMIT_REMEMBERED_SET}, 7068 { REG(ebx), REG(eax), REG(ecx), EMIT_REMEMBERED_SET},
7067 // Null termination. 7069 // Null termination.
7068 { no_reg, no_reg, no_reg, EMIT_REMEMBERED_SET} 7070 { REG(no_reg), REG(no_reg), REG(no_reg), EMIT_REMEMBERED_SET}
7069 }; 7071 };
7070 7072
7073 #undef REG
7071 7074
7072 bool RecordWriteStub::IsPregenerated() { 7075 bool RecordWriteStub::IsPregenerated() {
7073 for (AheadOfTimeWriteBarrierStubList* entry = kAheadOfTime; 7076 for (const AheadOfTimeWriteBarrierStubList* entry = kAheadOfTime;
7074 !entry->object.is(no_reg); 7077 !entry->object.is(no_reg);
7075 entry++) { 7078 entry++) {
7076 if (object_.is(entry->object) && 7079 if (object_.is(entry->object) &&
7077 value_.is(entry->value) && 7080 value_.is(entry->value) &&
7078 address_.is(entry->address) && 7081 address_.is(entry->address) &&
7079 remembered_set_action_ == entry->action && 7082 remembered_set_action_ == entry->action &&
7080 save_fp_regs_mode_ == kDontSaveFPRegs) { 7083 save_fp_regs_mode_ == kDontSaveFPRegs) {
7081 return true; 7084 return true;
7082 } 7085 }
7083 } 7086 }
7084 return false; 7087 return false;
7085 } 7088 }
7086 7089
7087 7090
7088 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime() { 7091 void StoreBufferOverflowStub::GenerateFixedRegStubsAheadOfTime() {
7089 StoreBufferOverflowStub stub1(kDontSaveFPRegs); 7092 StoreBufferOverflowStub stub1(kDontSaveFPRegs);
7090 stub1.GetCode()->set_is_pregenerated(true); 7093 stub1.GetCode()->set_is_pregenerated(true);
7091 7094
7092 CpuFeatures::TryForceFeatureScope scope(SSE2); 7095 CpuFeatures::TryForceFeatureScope scope(SSE2);
7093 if (CpuFeatures::IsSupported(SSE2)) { 7096 if (CpuFeatures::IsSupported(SSE2)) {
7094 StoreBufferOverflowStub stub2(kSaveFPRegs); 7097 StoreBufferOverflowStub stub2(kSaveFPRegs);
7095 stub2.GetCode()->set_is_pregenerated(true); 7098 stub2.GetCode()->set_is_pregenerated(true);
7096 } 7099 }
7097 } 7100 }
7098 7101
7099 7102
7100 void RecordWriteStub::GenerateFixedRegStubsAheadOfTime() { 7103 void RecordWriteStub::GenerateFixedRegStubsAheadOfTime() {
7101 for (AheadOfTimeWriteBarrierStubList* entry = kAheadOfTime; 7104 for (const AheadOfTimeWriteBarrierStubList* entry = kAheadOfTime;
7102 !entry->object.is(no_reg); 7105 !entry->object.is(no_reg);
7103 entry++) { 7106 entry++) {
7104 RecordWriteStub stub(entry->object, 7107 RecordWriteStub stub(entry->object,
7105 entry->value, 7108 entry->value,
7106 entry->address, 7109 entry->address,
7107 entry->action, 7110 entry->action,
7108 kDontSaveFPRegs); 7111 kDontSaveFPRegs);
7109 stub.GetCode()->set_is_pregenerated(true); 7112 stub.GetCode()->set_is_pregenerated(true);
7110 } 7113 }
7111 } 7114 }
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7385 false); 7388 false);
7386 __ pop(edx); 7389 __ pop(edx);
7387 __ ret(0); 7390 __ ret(0);
7388 } 7391 }
7389 7392
7390 #undef __ 7393 #undef __
7391 7394
7392 } } // namespace v8::internal 7395 } } // namespace v8::internal
7393 7396
7394 #endif // V8_TARGET_ARCH_IA32 7397 #endif // V8_TARGET_ARCH_IA32
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