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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions | 5 // modification, are permitted provided that the following conditions |
6 // are met: | 6 // are met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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278 // d15: scratch register. | 278 // d15: scratch register. |
279 static const int kNumReservedRegisters = 2; | 279 static const int kNumReservedRegisters = 2; |
280 static const int kMaxNumAllocatableRegisters = kMaxNumRegisters - | 280 static const int kMaxNumAllocatableRegisters = kMaxNumRegisters - |
281 kNumReservedRegisters; | 281 kNumReservedRegisters; |
282 static const int kSizeInBytes = 8; | 282 static const int kSizeInBytes = 8; |
283 | 283 |
284 // Note: the number of registers can be different at snapshot and run-time. | 284 // Note: the number of registers can be different at snapshot and run-time. |
285 // Any code included in the snapshot must be able to run both with 16 or 32 | 285 // Any code included in the snapshot must be able to run both with 16 or 32 |
286 // registers. | 286 // registers. |
287 inline static int NumRegisters(); | 287 inline static int NumRegisters(); |
| 288 inline static int NumReservedRegisters(); |
288 inline static int NumAllocatableRegisters(); | 289 inline static int NumAllocatableRegisters(); |
289 | 290 |
290 inline static int ToAllocationIndex(DwVfpRegister reg); | 291 inline static int ToAllocationIndex(DwVfpRegister reg); |
291 static const char* AllocationIndexToString(int index); | 292 static const char* AllocationIndexToString(int index); |
292 inline static DwVfpRegister FromAllocationIndex(int index); | 293 inline static DwVfpRegister FromAllocationIndex(int index); |
293 | 294 |
294 static DwVfpRegister from_code(int code) { | 295 static DwVfpRegister from_code(int code) { |
295 DwVfpRegister r = { code }; | 296 DwVfpRegister r = { code }; |
296 return r; | 297 return r; |
297 } | 298 } |
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1614 public: | 1615 public: |
1615 explicit EnsureSpace(Assembler* assembler) { | 1616 explicit EnsureSpace(Assembler* assembler) { |
1616 assembler->CheckBuffer(); | 1617 assembler->CheckBuffer(); |
1617 } | 1618 } |
1618 }; | 1619 }; |
1619 | 1620 |
1620 | 1621 |
1621 } } // namespace v8::internal | 1622 } } // namespace v8::internal |
1622 | 1623 |
1623 #endif // V8_ARM_ASSEMBLER_ARM_H_ | 1624 #endif // V8_ARM_ASSEMBLER_ARM_H_ |
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