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Unified Diff: src/ia32/macro-assembler-ia32.h

Issue 201015: Second step in allocating objects in generated code on ARM (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 3 months ago
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Index: src/ia32/macro-assembler-ia32.h
===================================================================
--- src/ia32/macro-assembler-ia32.h (revision 2828)
+++ src/ia32/macro-assembler-ia32.h (working copy)
@@ -1,4 +1,4 @@
-// Copyright 2006-2008 the V8 project authors. All rights reserved.
+// Copyright 2006-2009 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
@@ -56,6 +56,18 @@
};
+// Flags used for the AllocateObjectInNewSpace functions.
+enum AllocationFlags {
+ // No special flags.
+ NO_ALLOCATION_FLAGS = 0,
+ // Return the pointer to the allocated already tagged as a heap object.
+ TAG_OBJECT = 1 << 0,
+ // The content of the result register already contains the allocation top in
+ // new space.
+ RESULT_CONTAINS_TOP = 1 << 1
+};
+
+
// MacroAssembler implements a collection of frequently used macros.
class MacroAssembler: public Assembler {
public:
@@ -201,7 +213,7 @@
Register result_end,
Register scratch,
Label* gc_required,
- bool result_contains_top_on_entry);
+ AllocationFlags flags);
void AllocateObjectInNewSpace(int header_size,
ScaleFactor element_size,
@@ -210,14 +222,14 @@
Register result_end,
Register scratch,
Label* gc_required,
- bool result_contains_top_on_entry);
+ AllocationFlags flags);
void AllocateObjectInNewSpace(Register object_size,
Register result,
Register result_end,
Register scratch,
Label* gc_required,
- bool result_contains_top_on_entry);
+ AllocationFlags flags);
// Undo allocation in new space. The object passed and objects allocated after
// it will no longer be allocated. Make sure that no pointers are left to the
@@ -350,7 +362,7 @@
void LoadAllocationTopHelper(Register result,
Register result_end,
Register scratch,
- bool result_contains_top_on_entry);
+ AllocationFlags flags);
void UpdateAllocationTopHelper(Register result_end, Register scratch);
};
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