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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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| 1304 } | 1304 } |
| 1305 | 1305 |
| 1306 // Check the number of instructions generated from label to here. | 1306 // Check the number of instructions generated from label to here. |
| 1307 int InstructionsGeneratedSince(Label* label) { | 1307 int InstructionsGeneratedSince(Label* label) { |
| 1308 return SizeOfCodeGeneratedSince(label) / kInstrSize; | 1308 return SizeOfCodeGeneratedSince(label) / kInstrSize; |
| 1309 } | 1309 } |
| 1310 | 1310 |
| 1311 // Check whether an immediate fits an addressing mode 1 instruction. | 1311 // Check whether an immediate fits an addressing mode 1 instruction. |
| 1312 bool ImmediateFitsAddrMode1Instruction(int32_t imm32); | 1312 bool ImmediateFitsAddrMode1Instruction(int32_t imm32); |
| 1313 | 1313 |
| 1314 // Check whether an immediate fits an addressing mode 2 instruction. |
| 1315 bool ImmediateFitsAddrMode2Instruction(int32_t imm32); |
| 1316 |
| 1314 // Class for scoping postponing the constant pool generation. | 1317 // Class for scoping postponing the constant pool generation. |
| 1315 class BlockConstPoolScope { | 1318 class BlockConstPoolScope { |
| 1316 public: | 1319 public: |
| 1317 explicit BlockConstPoolScope(Assembler* assem) : assem_(assem) { | 1320 explicit BlockConstPoolScope(Assembler* assem) : assem_(assem) { |
| 1318 assem_->StartBlockConstPool(); | 1321 assem_->StartBlockConstPool(); |
| 1319 } | 1322 } |
| 1320 ~BlockConstPoolScope() { | 1323 ~BlockConstPoolScope() { |
| 1321 assem_->EndBlockConstPool(); | 1324 assem_->EndBlockConstPool(); |
| 1322 } | 1325 } |
| 1323 | 1326 |
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| 1604 public: | 1607 public: |
| 1605 explicit EnsureSpace(Assembler* assembler) { | 1608 explicit EnsureSpace(Assembler* assembler) { |
| 1606 assembler->CheckBuffer(); | 1609 assembler->CheckBuffer(); |
| 1607 } | 1610 } |
| 1608 }; | 1611 }; |
| 1609 | 1612 |
| 1610 | 1613 |
| 1611 } } // namespace v8::internal | 1614 } } // namespace v8::internal |
| 1612 | 1615 |
| 1613 #endif // V8_ARM_ASSEMBLER_ARM_H_ | 1616 #endif // V8_ARM_ASSEMBLER_ARM_H_ |
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