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Issue 1051233002: Reland "Merge old data and pointer space." (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 8 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_ 5 #ifndef V8_IA32_MACRO_ASSEMBLER_IA32_H_
6 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_ 6 #define V8_IA32_MACRO_ASSEMBLER_IA32_H_
7 7
8 #include "src/assembler.h" 8 #include "src/assembler.h"
9 #include "src/bailout-reason.h" 9 #include "src/bailout-reason.h"
10 #include "src/frames.h" 10 #include "src/frames.h"
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594 Register key, 594 Register key,
595 Register r0, 595 Register r0,
596 Register r1, 596 Register r1,
597 Register r2, 597 Register r2,
598 Register result); 598 Register result);
599 599
600 600
601 // --------------------------------------------------------------------------- 601 // ---------------------------------------------------------------------------
602 // Allocation support 602 // Allocation support
603 603
604 // Allocate an object in new space or old pointer space. If the given space 604 // Allocate an object in new space or old space. If the given space
605 // is exhausted control continues at the gc_required label. The allocated 605 // is exhausted control continues at the gc_required label. The allocated
606 // object is returned in result and end of the new object is returned in 606 // object is returned in result and end of the new object is returned in
607 // result_end. The register scratch can be passed as no_reg in which case 607 // result_end. The register scratch can be passed as no_reg in which case
608 // an additional object reference will be added to the reloc info. The 608 // an additional object reference will be added to the reloc info. The
609 // returned pointers in result and result_end have not yet been tagged as 609 // returned pointers in result and result_end have not yet been tagged as
610 // heap objects. If result_contains_top_on_entry is true the content of 610 // heap objects. If result_contains_top_on_entry is true the content of
611 // result is known to be the allocation top on entry (could be result_end 611 // result is known to be the allocation top on entry (could be result_end
612 // from a previous call). If result_contains_top_on_entry is true scratch 612 // from a previous call). If result_contains_top_on_entry is true scratch
613 // should be no_reg as it is never used. 613 // should be no_reg as it is never used.
614 void Allocate(int object_size, 614 void Allocate(int object_size,
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1097 } \ 1097 } \
1098 masm-> 1098 masm->
1099 #else 1099 #else
1100 #define ACCESS_MASM(masm) masm-> 1100 #define ACCESS_MASM(masm) masm->
1101 #endif 1101 #endif
1102 1102
1103 1103
1104 } } // namespace v8::internal 1104 } } // namespace v8::internal
1105 1105
1106 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ 1106 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_
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