Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2008-2009 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_ |
| 6 | #define V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_ |
| 7 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 8 | #ifdef V8_INTERPRETED_REGEXP |
| 9 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 10 | #include "src/ast/ast.h" |
| 11 | #include "src/regexp/bytecodes-irregexp.h" |
| 12 | |
| 13 | namespace v8 { |
| 14 | namespace internal { |
| 15 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 16 | void RegExpMacroAssemblerIrregexp::Emit(uint32_t byte, |
| 17 | uint32_t twenty_four_bits) { |
| 18 | uint32_t word = ((twenty_four_bits << BYTECODE_SHIFT) | byte); |
| 19 | DCHECK(pc_ <= buffer_.length()); |
| 20 | if (pc_ + 3 >= buffer_.length()) { |
| 21 | Expand(); |
| 22 | } |
| 23 | *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word; |
| 24 | pc_ += 4; |
| 25 | } |
| 26 | |
| 27 | |
| 28 | void RegExpMacroAssemblerIrregexp::Emit16(uint32_t word) { |
| 29 | DCHECK(pc_ <= buffer_.length()); |
| 30 | if (pc_ + 1 >= buffer_.length()) { |
| 31 | Expand(); |
| 32 | } |
| 33 | *reinterpret_cast<uint16_t*>(buffer_.start() + pc_) = word; |
| 34 | pc_ += 2; |
| 35 | } |
| 36 | |
| 37 | |
| 38 | void RegExpMacroAssemblerIrregexp::Emit8(uint32_t word) { |
| 39 | DCHECK(pc_ <= buffer_.length()); |
| 40 | if (pc_ == buffer_.length()) { |
| 41 | Expand(); |
| 42 | } |
| 43 | *reinterpret_cast<unsigned char*>(buffer_.start() + pc_) = word; |
| 44 | pc_ += 1; |
| 45 | } |
| 46 | |
| 47 | |
| 48 | void RegExpMacroAssemblerIrregexp::Emit32(uint32_t word) { |
| 49 | DCHECK(pc_ <= buffer_.length()); |
| 50 | if (pc_ + 3 >= buffer_.length()) { |
| 51 | Expand(); |
| 52 | } |
| 53 | *reinterpret_cast<uint32_t*>(buffer_.start() + pc_) = word; |
| 54 | pc_ += 4; |
| 55 | } |
| 56 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 57 | } // namespace internal |
| 58 | } // namespace v8 |
| 59 | |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 60 | #endif // V8_INTERPRETED_REGEXP |
| 61 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 62 | #endif // V8_REGEXP_REGEXP_MACRO_ASSEMBLER_IRREGEXP_INL_H_ |