Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(424)

Side by Side Diff: src/ic-inl.h

Issue 77035: Add ENABLE_DEBUGGER_SUPPORT macro.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 11 years, 8 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
(...skipping 21 matching lines...) Expand all
32 #include "debug.h" 32 #include "debug.h"
33 #include "macro-assembler.h" 33 #include "macro-assembler.h"
34 34
35 namespace v8 { namespace internal { 35 namespace v8 { namespace internal {
36 36
37 37
38 Address IC::address() { 38 Address IC::address() {
39 // Get the address of the call. 39 // Get the address of the call.
40 Address result = pc() - Assembler::kTargetAddrToReturnAddrDist; 40 Address result = pc() - Assembler::kTargetAddrToReturnAddrDist;
41 41
42 #ifdef ENABLE_DEBUGGER_SUPPORT
42 // First check if any break points are active if not just return the address 43 // First check if any break points are active if not just return the address
43 // of the call. 44 // of the call.
44 if (!Debug::has_break_points()) return result; 45 if (!Debug::has_break_points()) return result;
45 46
46 // At least one break point is active perform additional test to ensure that 47 // At least one break point is active perform additional test to ensure that
47 // break point locations are updated correctly. 48 // break point locations are updated correctly.
48 if (Debug::IsDebugBreak(Assembler::target_address_at(result))) { 49 if (Debug::IsDebugBreak(Assembler::target_address_at(result))) {
49 // If the call site is a call to debug break then return the address in 50 // If the call site is a call to debug break then return the address in
50 // the original code instead of the address in the running code. This will 51 // the original code instead of the address in the running code. This will
51 // cause the original code to be updated and keeps the breakpoint active in 52 // cause the original code to be updated and keeps the breakpoint active in
52 // the running code. 53 // the running code.
53 return OriginalCodeAddress(); 54 return OriginalCodeAddress();
54 } else { 55 } else {
55 // No break point here just return the address of the call. 56 // No break point here just return the address of the call.
56 return result; 57 return result;
57 } 58 }
59 #else
60 return result;
61 #endif
58 } 62 }
59 63
60 64
61 Code* IC::GetTargetAtAddress(Address address) { 65 Code* IC::GetTargetAtAddress(Address address) {
62 // Get the target address of the IC. 66 // Get the target address of the IC.
63 Address target = Assembler::target_address_at(address); 67 Address target = Assembler::target_address_at(address);
64 // Convert target address to the code object. Code::GetCodeFromTargetAddress 68 // Convert target address to the code object. Code::GetCodeFromTargetAddress
65 // is safe for use during GC where the map might be marked. 69 // is safe for use during GC where the map might be marked.
66 Code* result = Code::GetCodeFromTargetAddress(target); 70 Code* result = Code::GetCodeFromTargetAddress(target);
67 ASSERT(result->is_inline_cache_stub()); 71 ASSERT(result->is_inline_cache_stub());
(...skipping 11 matching lines...) Expand all
79 if (object->IsJSObject()) return JSObject::cast(object)->map(); 83 if (object->IsJSObject()) return JSObject::cast(object)->map();
80 // If the object is a value, we use the prototype map for the cache. 84 // If the object is a value, we use the prototype map for the cache.
81 ASSERT(object->IsString() || object->IsNumber() || object->IsBoolean()); 85 ASSERT(object->IsString() || object->IsNumber() || object->IsBoolean());
82 return JSObject::cast(object->GetPrototype())->map(); 86 return JSObject::cast(object->GetPrototype())->map();
83 } 87 }
84 88
85 89
86 } } // namespace v8::internal 90 } } // namespace v8::internal
87 91
88 #endif // V8_IC_INL_H_ 92 #endif // V8_IC_INL_H_
OLDNEW
« no previous file with comments | « src/ic.cc ('k') | src/macro-assembler-arm.h » ('j') | src/serialize.cc » ('J')

Powered by Google App Engine
This is Rietveld 408576698