CpuProfiler: log pc offset for deopts.

src/mips64/lithium-codegen-mips64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/code-factory.h"
 #include "src/code-stubs.h"
 #include "src/cpu-profiler.h"
 #include "src/hydrogen-osr.h"
@@ skipping 302 matching lines @@
     DeoptComment(table_entry->deopt_info);
     __ li(t9, Operand(ExternalReference::ForDeoptEntry(entry)));
     if (table_entry->needs_frame) {
       DCHECK(!info()->saves_caller_doubles());
       Comment(";;; call deopt with frame");
       __ MultiPush(cp.bit() | fp.bit() | ra.bit());
       __ Call(&needs_frame);
     } else {
       __ Call(&call_deopt_entry);
     }
+    info()->LogDeoptCallPosition(masm()->pc_offset(),
+                                 table_entry->deopt_info.inlining_id);
   }
   if (needs_frame.is_linked()) {
     __ bind(&needs_frame);
     // This variant of deopt can only be used with stubs. Since we don't
     // have a function pointer to install in the stack frame that we're
     // building, install a special marker there instead.
     DCHECK(info()->IsStub());
     __ li(at, Operand(Smi::FromInt(StackFrame::STUB)));
     __ push(at);
     __ Daddu(fp, sp, Operand(StandardFrameConstants::kFixedFrameSizeFromFp));
@@ skipping 480 matching lines @@
 
   Deoptimizer::DeoptInfo deopt_info = MakeDeoptInfo(instr, deopt_reason);
 
   DCHECK(info()->IsStub() || frame_is_built_);
   // Go through jump table if we need to handle condition, build frame, or
   // restore caller doubles.
   if (condition == al && frame_is_built_ &&
       !info()->saves_caller_doubles()) {
     DeoptComment(deopt_info);
     __ Call(entry, RelocInfo::RUNTIME_ENTRY, condition, src1, src2);
+    info()->LogDeoptCallPosition(masm()->pc_offset(), deopt_info.inlining_id);
   } else {
     Deoptimizer::JumpTableEntry table_entry(entry, deopt_info, bailout_type,
                                             !frame_is_built_);
     // We often have several deopts to the same entry, reuse the last
     // jump entry if this is the case.
     if (FLAG_trace_deopt || isolate()->cpu_profiler()->is_profiling() ||
         jump_table_.is_empty() ||
         !table_entry.IsEquivalentTo(jump_table_.last())) {
       jump_table_.Add(table_entry, zone());
     }
@@ skipping 5225 matching lines @@
   __ li(at, scope_info);
   __ Push(at, ToRegister(instr->function()));
   CallRuntime(Runtime::kPushBlockContext, 2, instr);
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal