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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 48 | 48 |
| 49 #include "mips/code-stubs-mips.h" | 49 #include "mips/code-stubs-mips.h" |
| 50 #include "mips/macro-assembler-mips.h" | 50 #include "mips/macro-assembler-mips.h" |
| 51 | 51 |
| 52 namespace v8 { | 52 namespace v8 { |
| 53 namespace internal { | 53 namespace internal { |
| 54 | 54 |
| 55 #define __ ACCESS_MASM(masm_) | 55 #define __ ACCESS_MASM(masm_) |
| 56 | 56 |
| 57 | 57 |
| 58 static unsigned GetPropertyId(Property* property) { | |
| 59 return property->id(); | |
| 60 } | |
| 61 | |
| 62 | |
| 63 // A patch site is a location in the code which it is possible to patch. This | 58 // A patch site is a location in the code which it is possible to patch. This |
| 64 // class has a number of methods to emit the code which is patchable and the | 59 // class has a number of methods to emit the code which is patchable and the |
| 65 // method EmitPatchInfo to record a marker back to the patchable code. This | 60 // method EmitPatchInfo to record a marker back to the patchable code. This |
| 66 // marker is a andi zero_reg, rx, #yyyy instruction, and rx * 0x0000ffff + yyyy | 61 // marker is a andi zero_reg, rx, #yyyy instruction, and rx * 0x0000ffff + yyyy |
| 67 // (raw 16 bit immediate value is used) is the delta from the pc to the first | 62 // (raw 16 bit immediate value is used) is the delta from the pc to the first |
| 68 // instruction of the patchable code. | 63 // instruction of the patchable code. |
| 69 // The marker instruction is effectively a NOP (dest is zero_reg) and will | 64 // The marker instruction is effectively a NOP (dest is zero_reg) and will |
| 70 // never be emitted by normal code. | 65 // never be emitted by normal code. |
| 71 class JumpPatchSite BASE_EMBEDDED { | 66 class JumpPatchSite BASE_EMBEDDED { |
| 72 public: | 67 public: |
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| 1741 } | 1736 } |
| 1742 | 1737 |
| 1743 | 1738 |
| 1744 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { | 1739 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) { |
| 1745 SetSourcePosition(prop->position()); | 1740 SetSourcePosition(prop->position()); |
| 1746 Literal* key = prop->key()->AsLiteral(); | 1741 Literal* key = prop->key()->AsLiteral(); |
| 1747 __ mov(a0, result_register()); | 1742 __ mov(a0, result_register()); |
| 1748 __ li(a2, Operand(key->handle())); | 1743 __ li(a2, Operand(key->handle())); |
| 1749 // Call load IC. It has arguments receiver and property name a0 and a2. | 1744 // Call load IC. It has arguments receiver and property name a0 and a2. |
| 1750 Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize(); | 1745 Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize(); |
| 1751 __ Call(ic, RelocInfo::CODE_TARGET, GetPropertyId(prop)); | 1746 __ Call(ic, RelocInfo::CODE_TARGET, prop->id()); |
| 1752 } | 1747 } |
| 1753 | 1748 |
| 1754 | 1749 |
| 1755 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { | 1750 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) { |
| 1756 SetSourcePosition(prop->position()); | 1751 SetSourcePosition(prop->position()); |
| 1757 __ mov(a0, result_register()); | 1752 __ mov(a0, result_register()); |
| 1758 // Call keyed load IC. It has arguments key and receiver in a0 and a1. | 1753 // Call keyed load IC. It has arguments key and receiver in a0 and a1. |
| 1759 Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize(); | 1754 Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize(); |
| 1760 __ Call(ic, RelocInfo::CODE_TARGET, GetPropertyId(prop)); | 1755 __ Call(ic, RelocInfo::CODE_TARGET, prop->id()); |
| 1761 } | 1756 } |
| 1762 | 1757 |
| 1763 | 1758 |
| 1764 void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr, | 1759 void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr, |
| 1765 Token::Value op, | 1760 Token::Value op, |
| 1766 OverwriteMode mode, | 1761 OverwriteMode mode, |
| 1767 Expression* left_expr, | 1762 Expression* left_expr, |
| 1768 Expression* right_expr) { | 1763 Expression* right_expr) { |
| 1769 Label done, smi_case, stub_call; | 1764 Label done, smi_case, stub_call; |
| 1770 | 1765 |
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| 4348 *context_length = 0; | 4343 *context_length = 0; |
| 4349 return previous_; | 4344 return previous_; |
| 4350 } | 4345 } |
| 4351 | 4346 |
| 4352 | 4347 |
| 4353 #undef __ | 4348 #undef __ |
| 4354 | 4349 |
| 4355 } } // namespace v8::internal | 4350 } } // namespace v8::internal |
| 4356 | 4351 |
| 4357 #endif // V8_TARGET_ARCH_MIPS | 4352 #endif // V8_TARGET_ARCH_MIPS |
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