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Side by Side Diff: src/macro-assembler-ia32.h

Issue 14888: Code regions (Closed)
Patch Set: Created 12 years ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 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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298 298
299 // Macro assembler to emit code. 299 // Macro assembler to emit code.
300 MacroAssembler* masm() { return &masm_; } 300 MacroAssembler* masm() { return &masm_; }
301 301
302 private: 302 private:
303 byte* address_; // The address of the code being patched. 303 byte* address_; // The address of the code being patched.
304 int size_; // Number of bytes of the expected patch size. 304 int size_; // Number of bytes of the expected patch size.
305 MacroAssembler masm_; // Macro assembler used to generate the code. 305 MacroAssembler masm_; // Macro assembler used to generate the code.
306 }; 306 };
307 307
308
308 // ----------------------------------------------------------------------------- 309 // -----------------------------------------------------------------------------
309 // Static helper functions. 310 // Static helper functions.
310 311
311 // Generate an Operand for loading a field from an object. 312 // Generate an Operand for loading a field from an object.
312 static inline Operand FieldOperand(Register object, int offset) { 313 static inline Operand FieldOperand(Register object, int offset) {
313 return Operand(object, offset - kHeapObjectTag); 314 return Operand(object, offset - kHeapObjectTag);
314 } 315 }
315 316
316 317
317 // Generate an Operand for loading an indexed field from an object. 318 // Generate an Operand for loading an indexed field from an object.
318 static inline Operand FieldOperand(Register object, 319 static inline Operand FieldOperand(Register object,
319 Register index, 320 Register index,
320 ScaleFactor scale, 321 ScaleFactor scale,
321 int offset) { 322 int offset) {
322 return Operand(object, index, scale, offset - kHeapObjectTag); 323 return Operand(object, index, scale, offset - kHeapObjectTag);
323 } 324 }
324 325
325 326
326 } } // namespace v8::internal 327 } } // namespace v8::internal
327 328
328 #endif // V8_MACRO_ASSEMBLER_IA32_H_ 329 #endif // V8_MACRO_ASSEMBLER_IA32_H_
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