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Unified Diff: src/arm/stub-cache-arm.cc

Issue 436273002: Remove special frontend for callbacks with slow-mode holders. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 4 months ago
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Index: src/arm/stub-cache-arm.cc
diff --git a/src/arm/stub-cache-arm.cc b/src/arm/stub-cache-arm.cc
index 78cc3382a8178b98effcaa1c45e6ceb01df1527b..f253f776269f5d4d8cc049b8b9ba33810031591f 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -838,50 +838,6 @@ void NamedStoreHandlerCompiler::FrontendFooter(Handle<Name> name, Label* miss) {
}
-Register NamedLoadHandlerCompiler::CallbackFrontend(Register object_reg,
- Handle<Name> name,
- Handle<Object> callback) {
- Label miss;
-
- Register reg = FrontendHeader(object_reg, name, &miss);
-
- if (!holder()->HasFastProperties()) {
- DCHECK(!holder()->IsGlobalObject());
- DCHECK(!reg.is(scratch2()));
- DCHECK(!reg.is(scratch3()));
- DCHECK(!reg.is(scratch4()));
-
- // Load the properties dictionary.
- Register dictionary = scratch4();
- __ ldr(dictionary, FieldMemOperand(reg, JSObject::kPropertiesOffset));
-
- // Probe the dictionary.
- Label probe_done;
- NameDictionaryLookupStub::GeneratePositiveLookup(masm(),
- &miss,
- &probe_done,
- dictionary,
- this->name(),
- scratch2(),
- scratch3());
- __ bind(&probe_done);
-
- // If probing finds an entry in the dictionary, scratch3 contains the
- // pointer into the dictionary. Check that the value is the callback.
- Register pointer = scratch3();
- const int kElementsStartOffset = NameDictionary::kHeaderSize +
- NameDictionary::kElementsStartIndex * kPointerSize;
- const int kValueOffset = kElementsStartOffset + kPointerSize;
- __ ldr(scratch2(), FieldMemOperand(pointer, kValueOffset));
- __ cmp(scratch2(), Operand(callback));
- __ b(ne, &miss);
- }
-
- FrontendFooter(name, &miss);
- return reg;
-}
-
-
void NamedLoadHandlerCompiler::GenerateLoadField(
Register reg, FieldIndex field, Representation representation) {
if (!reg.is(receiver())) __ mov(receiver(), reg);
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