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head/contrib/jemalloc/include/jemalloc/internal/quantum.h
Property | Old Value | New Value |
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svn:eol-style | null | native \ No newline at end of property |
svn:keywords | null | FreeBSD=%H \ No newline at end of property |
svn:mime-type | null | text/plain \ No newline at end of property |
#ifndef JEMALLOC_INTERNAL_QUANTUM_H | |||||
#define JEMALLOC_INTERNAL_QUANTUM_H | |||||
/* | |||||
* Minimum allocation alignment is 2^LG_QUANTUM bytes (ignoring tiny size | |||||
* classes). | |||||
*/ | |||||
#ifndef LG_QUANTUM | |||||
# if (defined(__i386__) || defined(_M_IX86)) | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __ia64__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __alpha__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# if (defined(__sparc64__) || defined(__sparcv9) || defined(__sparc_v9__)) | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# if (defined(__amd64__) || defined(__x86_64__) || defined(_M_X64)) | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __arm__ | |||||
# define LG_QUANTUM 3 | |||||
# endif | |||||
# ifdef __aarch64__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __hppa__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __m68k__ | |||||
# define LG_QUANTUM 3 | |||||
# endif | |||||
# ifdef __mips__ | |||||
# define LG_QUANTUM 3 | |||||
# endif | |||||
# ifdef __nios2__ | |||||
# define LG_QUANTUM 3 | |||||
# endif | |||||
# ifdef __or1k__ | |||||
# define LG_QUANTUM 3 | |||||
# endif | |||||
# ifdef __powerpc__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# if defined(__riscv) || defined(__riscv__) | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __s390__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# if (defined (__SH3E__) || defined(__SH4_SINGLE__) || defined(__SH4__) || \ | |||||
defined(__SH4_SINGLE_ONLY__)) | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __tile__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifdef __le32__ | |||||
# define LG_QUANTUM 4 | |||||
# endif | |||||
# ifndef LG_QUANTUM | |||||
# error "Unknown minimum alignment for architecture; specify via " | |||||
"--with-lg-quantum" | |||||
# endif | |||||
#endif | |||||
#define QUANTUM ((size_t)(1U << LG_QUANTUM)) | |||||
#define QUANTUM_MASK (QUANTUM - 1) | |||||
/* Return the smallest quantum multiple that is >= a. */ | |||||
#define QUANTUM_CEILING(a) \ | |||||
(((a) + QUANTUM_MASK) & ~QUANTUM_MASK) | |||||
#endif /* JEMALLOC_INTERNAL_QUANTUM_H */ |