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Issue 1735007: Inline keyed load on ARM... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 8 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 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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150 NO_ARGUMENTS_ALLOCATION, 150 NO_ARGUMENTS_ALLOCATION,
151 EAGER_ARGUMENTS_ALLOCATION, 151 EAGER_ARGUMENTS_ALLOCATION,
152 LAZY_ARGUMENTS_ALLOCATION 152 LAZY_ARGUMENTS_ALLOCATION
153 }; 153 };
154 154
155 155
156 // Different nop operations are used by the code generator to detect certain 156 // Different nop operations are used by the code generator to detect certain
157 // states of the generated code. 157 // states of the generated code.
158 enum NopMarkerTypes { 158 enum NopMarkerTypes {
159 NON_MARKING_NOP = 0, 159 NON_MARKING_NOP = 0,
160 NAMED_PROPERTY_LOAD_INLINED 160 PROPERTY_LOAD_INLINED
161 }; 161 };
162 162
163 163
164 // ------------------------------------------------------------------------- 164 // -------------------------------------------------------------------------
165 // CodeGenerator 165 // CodeGenerator
166 166
167 class CodeGenerator: public AstVisitor { 167 class CodeGenerator: public AstVisitor {
168 public: 168 public:
169 // Takes a function literal, generates code for it. This function should only 169 // Takes a function literal, generates code for it. This function should only
170 // be called by compiler.cc. 170 // be called by compiler.cc.
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311 void LoadFromSlotCheckForArguments(Slot* slot, TypeofState state); 311 void LoadFromSlotCheckForArguments(Slot* slot, TypeofState state);
312 // Store the value on top of the stack to a slot. 312 // Store the value on top of the stack to a slot.
313 void StoreToSlot(Slot* slot, InitState init_state); 313 void StoreToSlot(Slot* slot, InitState init_state);
314 314
315 // Load a named property, leaving it in r0. The receiver is passed on the 315 // Load a named property, leaving it in r0. The receiver is passed on the
316 // stack, and remains there. 316 // stack, and remains there.
317 void EmitNamedLoad(Handle<String> name, bool is_contextual); 317 void EmitNamedLoad(Handle<String> name, bool is_contextual);
318 318
319 // Load a keyed property, leaving it in r0. The receiver and key are 319 // Load a keyed property, leaving it in r0. The receiver and key are
320 // passed on the stack, and remain there. 320 // passed on the stack, and remain there.
321 void EmitKeyedLoad(bool is_global); 321 void EmitKeyedLoad();
322 322
323 void LoadFromGlobalSlotCheckExtensions(Slot* slot, 323 void LoadFromGlobalSlotCheckExtensions(Slot* slot,
324 TypeofState typeof_state, 324 TypeofState typeof_state,
325 Register tmp, 325 Register tmp,
326 Register tmp2, 326 Register tmp2,
327 JumpTarget* slow); 327 JumpTarget* slow);
328 328
329 // Special code for typeof expressions: Unfortunately, we must 329 // Special code for typeof expressions: Unfortunately, we must
330 // be careful when loading the expression in 'typeof' 330 // be careful when loading the expression in 'typeof'
331 // expressions. We are not allowed to throw reference errors for 331 // expressions. We are not allowed to throw reference errors for
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854 void Print() { 854 void Print() {
855 PrintF("NumberToStringStub\n"); 855 PrintF("NumberToStringStub\n");
856 } 856 }
857 #endif 857 #endif
858 }; 858 };
859 859
860 860
861 } } // namespace v8::internal 861 } } // namespace v8::internal
862 862
863 #endif // V8_ARM_CODEGEN_ARM_H_ 863 #endif // V8_ARM_CODEGEN_ARM_H_
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