b104434974
jtt will now print the complete transition tree of a given Map in gdb. Change-Id: I07031dd3d463bec0072e8ac696406279ff057489 Reviewed-on: https://chromium-review.googlesource.com/558257 Commit-Queue: Camillo Bruni <cbruni@chromium.org> Reviewed-by: Igor Sheludko <ishell@chromium.org> Cr-Commit-Position: refs/heads/master@{#46437}
32 lines
1.5 KiB
Plaintext
Executable File
32 lines
1.5 KiB
Plaintext
Executable File
# Copyright 2017 the V8 project authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Print HeapObjects.
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command regex -h 'Print a v8 JavaScript object' job 's/(.+)/expr -- '_v8_internal_Print_Object((void*)(%1))/'
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# Print v8::Local handle value.
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command regex -h 'Print content of a v8::Local handle' jlh 's/(.+)/expr -- '_v8_internal_Print_Object(*(v8::internal::Object**)(*%1))/'
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# Print Code objects containing given PC.
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command regex -h 'Print a v8 Code object from an internal code address' jco 's/(.+)/expr -- '_v8_internal_Print_Code((void*)(*%1))/'
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# Print FeedbackVector
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command regex -h 'Print a v8 FeedbackVector object' jfv 's/(.+)/expr -- '_v8_internal_Print_FeedbackVector((void*)(%1))/'
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# Print FeedbackMetadata
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command regex -h 'Print a v8 FeedbackMetadata object' jfm 's/(.+)/expr -- '_v8_internal_Print_FeedbackMetadata((void*)(%1))/'
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# Print DescriptorArray.
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command regex -h 'Print a v8 DescriptorArray object' jda 's/(.+)/expr -- '_v8_internal_Print_DescriptorArray((void*)(%1))/'
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# Print LayoutDescriptor.
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command regex -h 'Print a v8 LayoutDescriptor object' jld 's/(.+)/expr -- '_v8_internal_Print_LayoutDescriptor((void*)(%1))/'
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# Print TransitionArray.
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command regex -h 'Print a v8 TransitionArray object' jta 's/(.+)/expr -- '_v8_internal_Print_TransitionArray((void*)(%1))/'
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command regex -h 'Print the transition tree of a v8 Map' jtt 's/(.+)/expr -- '_v8_internal_Print_TransitionTree((void*)(%1))/'
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command script import ~/lldb_commands.py
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