1 /*
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 4  * Copyright (c) 2020, 2022, Huawei Technologies Co., Ltd. All rights reserved.
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26 
27 #ifndef CPU_RISCV_GLOBALDEFINITIONS_RISCV_HPP
28 #define CPU_RISCV_GLOBALDEFINITIONS_RISCV_HPP
29 
30 const int StackAlignmentInBytes = 16;
31 
32 // Indicates whether the C calling conventions require that
33 // 32-bit integer argument values are extended to 64 bits.
34 const bool CCallingConventionRequiresIntsAsLongs = false;
35 
36 // RISCV has adopted a multicopy atomic model closely following
37 // that of ARMv8.
38 #define CPU_MULTI_COPY_ATOMIC
39 
40 // To be safe, we deoptimize when we come across an access that needs
41 // patching. This is similar to what is done on aarch64.
42 #define DEOPTIMIZE_WHEN_PATCHING
43 
44 #define SUPPORTS_NATIVE_CX8
45 
46 #define SUPPORT_RESERVED_STACK_AREA
47 
48 #define COMPRESSED_CLASS_POINTERS_DEPENDS_ON_COMPRESSED_OOPS false
49 
50 #define USE_POINTERS_TO_REGISTER_IMPL_ARRAY
51 
52 #endif // CPU_RISCV_GLOBALDEFINITIONS_RISCV_HPP