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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_ARM64_ASSEMBLER_ARM64_H_ | 5 #ifndef V8_ARM64_ASSEMBLER_ARM64_H_ |
6 #define V8_ARM64_ASSEMBLER_ARM64_H_ | 6 #define V8_ARM64_ASSEMBLER_ARM64_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 #include <map> | 9 #include <map> |
10 #include <vector> | 10 #include <vector> |
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2279 EndBlockPools(); | 2279 EndBlockPools(); |
2280 // Verify we have generated the number of instruction we expected. | 2280 // Verify we have generated the number of instruction we expected. |
2281 ASSERT((pc_offset() + kGap) == buffer_size_); | 2281 ASSERT((pc_offset() + kGap) == buffer_size_); |
2282 // Verify no relocation information has been emitted. | 2282 // Verify no relocation information has been emitted. |
2283 ASSERT(IsConstPoolEmpty()); | 2283 ASSERT(IsConstPoolEmpty()); |
2284 // Flush the Instruction cache. | 2284 // Flush the Instruction cache. |
2285 size_t length = buffer_size_ - kGap; | 2285 size_t length = buffer_size_ - kGap; |
2286 CpuFeatures::FlushICache(buffer_, length); | 2286 CpuFeatures::FlushICache(buffer_, length); |
2287 } | 2287 } |
2288 | 2288 |
2289 static const int kMovInt64NInstrs = 4; | |
2290 void MovInt64(const Register& rd, int64_t imm); | |
2291 | |
2292 // See definition of PatchAdrFar() for details. | 2289 // See definition of PatchAdrFar() for details. |
2293 static const int kAdrFarPatchableNNops = kMovInt64NInstrs - 1; | 2290 static const int kAdrFarPatchableNNops = 2; |
2294 static const int kAdrFarPatchableNInstrs = kAdrFarPatchableNNops + 3; | 2291 static const int kAdrFarPatchableNInstrs = kAdrFarPatchableNNops + 2; |
2295 void PatchAdrFar(Instruction* target); | 2292 void PatchAdrFar(ptrdiff_t target_offset); |
2296 }; | 2293 }; |
2297 | 2294 |
2298 | 2295 |
2299 class EnsureSpace BASE_EMBEDDED { | 2296 class EnsureSpace BASE_EMBEDDED { |
2300 public: | 2297 public: |
2301 explicit EnsureSpace(Assembler* assembler) { | 2298 explicit EnsureSpace(Assembler* assembler) { |
2302 assembler->CheckBufferSpace(); | 2299 assembler->CheckBufferSpace(); |
2303 } | 2300 } |
2304 }; | 2301 }; |
2305 | 2302 |
2306 } } // namespace v8::internal | 2303 } } // namespace v8::internal |
2307 | 2304 |
2308 #endif // V8_ARM64_ASSEMBLER_ARM64_H_ | 2305 #endif // V8_ARM64_ASSEMBLER_ARM64_H_ |
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