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Issue 919953002: CPUProfiler: Push deopt reason further to ProfileNode. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: unnecessary changes were removed Created 5 years, 10 months ago
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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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