592 // the command line, the name of platform dependent files to be included.
593 // Example: INCLUDE_SUFFIX_OS=_linux / INCLUDE_SUFFIX_CPU=_sparc
594 // CPU_HEADER_INLINE(macroAssembler) --> macroAssembler_sparc.inline.hpp
595 // OS_CPU_HEADER(vmStructs) --> vmStructs_linux_sparc.hpp
596 //
597 // basename<cpu>.hpp / basename<cpu>.inline.hpp
598 #define CPU_HEADER_H(basename) XSTR(CPU_HEADER_STEM(basename).h)
599 #define CPU_HEADER(basename) XSTR(CPU_HEADER_STEM(basename).hpp)
600 #define CPU_HEADER_INLINE(basename) XSTR(CPU_HEADER_STEM(basename).inline.hpp)
601 // basename<os>.hpp / basename<os>.inline.hpp
602 #define OS_HEADER_H(basename) XSTR(OS_HEADER_STEM(basename).h)
603 #define OS_HEADER(basename) XSTR(OS_HEADER_STEM(basename).hpp)
604 #define OS_HEADER_INLINE(basename) XSTR(OS_HEADER_STEM(basename).inline.hpp)
605 // basename<os><cpu>.hpp / basename<os><cpu>.inline.hpp
606 #define OS_CPU_HEADER(basename) XSTR(OS_CPU_HEADER_STEM(basename).hpp)
607 #define OS_CPU_HEADER_INLINE(basename) XSTR(OS_CPU_HEADER_STEM(basename).inline.hpp)
608 // basename<compiler>.hpp / basename<compiler>.inline.hpp
609 #define COMPILER_HEADER(basename) XSTR(COMPILER_HEADER_STEM(basename).hpp)
610 #define COMPILER_HEADER_INLINE(basename) XSTR(COMPILER_HEADER_STEM(basename).inline.hpp)
611
612 // To use Atomic::inc(jshort* dest) and Atomic::dec(jshort* dest), the address must be specially
613 // aligned, such that (*dest) occupies the upper 16 bits of an aligned 32-bit word. The best way to
614 // achieve is to place your short value next to another short value, which doesn't need atomic ops.
615 //
616 // Example
617 // ATOMIC_SHORT_PAIR(
618 // volatile short _refcount, // needs atomic operation
619 // unsigned short _length // number of UTF8 characters in the symbol (does not need atomic op)
620 // );
621
622 #ifdef VM_LITTLE_ENDIAN
623 #define ATOMIC_SHORT_PAIR(atomic_decl, non_atomic_decl) \
624 non_atomic_decl; \
625 atomic_decl
626 #else
627 #define ATOMIC_SHORT_PAIR(atomic_decl, non_atomic_decl) \
628 atomic_decl; \
629 non_atomic_decl
630 #endif
631
632 #if INCLUDE_CDS && INCLUDE_G1GC && defined(_LP64) && !defined(_WINDOWS)
633 #define INCLUDE_CDS_JAVA_HEAP 1
634 #define CDS_JAVA_HEAP_ONLY(x) x
635 #define NOT_CDS_JAVA_HEAP(x)
636 #define NOT_CDS_JAVA_HEAP_RETURN
637 #define NOT_CDS_JAVA_HEAP_RETURN_(code)
638 #else
639 #define INCLUDE_CDS_JAVA_HEAP 0
640 #define CDS_JAVA_HEAP_ONLY(x)
641 #define NOT_CDS_JAVA_HEAP(x) x
642 #define NOT_CDS_JAVA_HEAP_RETURN {}
643 #define NOT_CDS_JAVA_HEAP_RETURN_(code) { return code; }
644 #endif
645
646 #endif // SHARE_VM_UTILITIES_MACROS_HPP
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592 // the command line, the name of platform dependent files to be included.
593 // Example: INCLUDE_SUFFIX_OS=_linux / INCLUDE_SUFFIX_CPU=_sparc
594 // CPU_HEADER_INLINE(macroAssembler) --> macroAssembler_sparc.inline.hpp
595 // OS_CPU_HEADER(vmStructs) --> vmStructs_linux_sparc.hpp
596 //
597 // basename<cpu>.hpp / basename<cpu>.inline.hpp
598 #define CPU_HEADER_H(basename) XSTR(CPU_HEADER_STEM(basename).h)
599 #define CPU_HEADER(basename) XSTR(CPU_HEADER_STEM(basename).hpp)
600 #define CPU_HEADER_INLINE(basename) XSTR(CPU_HEADER_STEM(basename).inline.hpp)
601 // basename<os>.hpp / basename<os>.inline.hpp
602 #define OS_HEADER_H(basename) XSTR(OS_HEADER_STEM(basename).h)
603 #define OS_HEADER(basename) XSTR(OS_HEADER_STEM(basename).hpp)
604 #define OS_HEADER_INLINE(basename) XSTR(OS_HEADER_STEM(basename).inline.hpp)
605 // basename<os><cpu>.hpp / basename<os><cpu>.inline.hpp
606 #define OS_CPU_HEADER(basename) XSTR(OS_CPU_HEADER_STEM(basename).hpp)
607 #define OS_CPU_HEADER_INLINE(basename) XSTR(OS_CPU_HEADER_STEM(basename).inline.hpp)
608 // basename<compiler>.hpp / basename<compiler>.inline.hpp
609 #define COMPILER_HEADER(basename) XSTR(COMPILER_HEADER_STEM(basename).hpp)
610 #define COMPILER_HEADER_INLINE(basename) XSTR(COMPILER_HEADER_STEM(basename).inline.hpp)
611
612 #if INCLUDE_CDS && INCLUDE_G1GC && defined(_LP64) && !defined(_WINDOWS)
613 #define INCLUDE_CDS_JAVA_HEAP 1
614 #define CDS_JAVA_HEAP_ONLY(x) x
615 #define NOT_CDS_JAVA_HEAP(x)
616 #define NOT_CDS_JAVA_HEAP_RETURN
617 #define NOT_CDS_JAVA_HEAP_RETURN_(code)
618 #else
619 #define INCLUDE_CDS_JAVA_HEAP 0
620 #define CDS_JAVA_HEAP_ONLY(x)
621 #define NOT_CDS_JAVA_HEAP(x) x
622 #define NOT_CDS_JAVA_HEAP_RETURN {}
623 #define NOT_CDS_JAVA_HEAP_RETURN_(code) { return code; }
624 #endif
625
626 #endif // SHARE_VM_UTILITIES_MACROS_HPP
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