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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 // | 2 // |
3 // Redistribution and use in source and binary forms, with or without | 3 // Redistribution and use in source and binary forms, with or without |
4 // modification, are permitted provided that the following conditions are | 4 // modification, are permitted provided that the following conditions are |
5 // met: | 5 // met: |
6 // | 6 // |
7 // * Redistributions of source code must retain the above copyright | 7 // * Redistributions of source code must retain the above copyright |
8 // notice, this list of conditions and the following disclaimer. | 8 // notice, this list of conditions and the following disclaimer. |
9 // * Redistributions in binary form must reproduce the above | 9 // * Redistributions in binary form must reproduce the above |
10 // copyright notice, this list of conditions and the following | 10 // copyright notice, this list of conditions and the following |
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3074 | 3074 |
3075 void Assembler::RecordComment(const char* msg) { | 3075 void Assembler::RecordComment(const char* msg) { |
3076 if (FLAG_code_comments) { | 3076 if (FLAG_code_comments) { |
3077 CheckBuffer(); | 3077 CheckBuffer(); |
3078 RecordRelocInfo(RelocInfo::COMMENT, reinterpret_cast<intptr_t>(msg)); | 3078 RecordRelocInfo(RelocInfo::COMMENT, reinterpret_cast<intptr_t>(msg)); |
3079 } | 3079 } |
3080 } | 3080 } |
3081 | 3081 |
3082 | 3082 |
3083 void Assembler::RecordDeoptReason(const int reason, const int raw_position) { | 3083 void Assembler::RecordDeoptReason(const int reason, const int raw_position) { |
3084 if (FLAG_trace_deopt) { | 3084 if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling()) { |
3085 EnsureSpace ensure_space(this); | 3085 EnsureSpace ensure_space(this); |
3086 RecordRelocInfo(RelocInfo::POSITION, raw_position); | 3086 RecordRelocInfo(RelocInfo::POSITION, raw_position); |
3087 RecordRelocInfo(RelocInfo::DEOPT_REASON, reason); | 3087 RecordRelocInfo(RelocInfo::DEOPT_REASON, reason); |
3088 } | 3088 } |
3089 } | 3089 } |
3090 | 3090 |
3091 | 3091 |
3092 int Assembler::buffer_space() const { | 3092 int Assembler::buffer_space() const { |
3093 return reloc_info_writer.pos() - reinterpret_cast<byte*>(pc_); | 3093 return reloc_info_writer.pos() - reinterpret_cast<byte*>(pc_); |
3094 } | 3094 } |
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3158 movz(scratch, (target_offset >> 16) & 0xFFFF, 16); | 3158 movz(scratch, (target_offset >> 16) & 0xFFFF, 16); |
3159 movk(scratch, (target_offset >> 32) & 0xFFFF, 32); | 3159 movk(scratch, (target_offset >> 32) & 0xFFFF, 32); |
3160 DCHECK((target_offset >> 48) == 0); | 3160 DCHECK((target_offset >> 48) == 0); |
3161 add(rd, rd, scratch); | 3161 add(rd, rd, scratch); |
3162 } | 3162 } |
3163 | 3163 |
3164 | 3164 |
3165 } } // namespace v8::internal | 3165 } } // namespace v8::internal |
3166 | 3166 |
3167 #endif // V8_TARGET_ARCH_ARM64 | 3167 #endif // V8_TARGET_ARCH_ARM64 |
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