1 /*

     2  * Copyright (c) 1997, 2008, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 #ifndef _SOLARIS_JLONG_MD_H_

    27 #define _SOLARIS_JLONG_MD_H_

    28 

    29 /* Make sure ptrdiff_t is defined */

    30 #include <stddef.h>

    31 #include <stdint.h>  /* For uintptr_t */

    32 

    33 #define jlong_high(a)   ((jint)((a)>>32))

    34 #define jlong_low(a)    ((jint)(a))

    35 #define jlong_add(a, b) ((a) + (b))

    36 #define jlong_and(a, b) ((a) & (b))

    37 #define jlong_div(a, b) ((a) / (b))

    38 #define jlong_mul(a, b) ((a) * (b))

    39 #define jlong_neg(a)    (-(a))

    40 #define jlong_not(a)    (~(a))

    41 #define jlong_or(a, b)  ((a) | (b))

    42 #define jlong_shl(a, n) ((a) << (n))

    43 #define jlong_shr(a, n) ((a) >> (n))

    44 #define jlong_sub(a, b) ((a) - (b))

    45 #define jlong_xor(a, b) ((a) ^ (b))

    46 #define jlong_rem(a,b)  ((a) % (b))

    47 

    48 /* comparison operators */

    49 #define jlong_ltz(ll)   ((ll)<0)

    50 #define jlong_gez(ll)   ((ll)>=0)

    51 #define jlong_gtz(ll)   ((ll)>0)

    52 #define jlong_eqz(a)    ((a) == 0)

    53 #define jlong_eq(a, b)  ((a) == (b))

    54 #define jlong_ne(a,b)   ((a) != (b))

    55 #define jlong_ge(a,b)   ((a) >= (b))

    56 #define jlong_le(a,b)   ((a) <= (b))

    57 #define jlong_lt(a,b)   ((a) < (b))

    58 #define jlong_gt(a,b)   ((a) > (b))

    59 

    60 #define jlong_zero      ((jlong) 0)

    61 #define jlong_one       ((jlong) 1)

    62 #define jlong_minus_one ((jlong) -1)

    63 

    64 /* For static variables initialized to zero */

    65 #define jlong_zero_init  ((jlong) 0L)

    66 

    67 #ifdef _LP64

    68 #define jlong_to_ptr(a) ((void*)(a))

    69 #define ptr_to_jlong(a) ((jlong)(a))

    70 #else

    71 #define jlong_to_ptr(a) ((void*)(int)(a))

    72 #define ptr_to_jlong(a) ((jlong)(int)(a))

    73 #endif

    74 

    75 #define jint_to_jlong(a)        ((jlong)(a))

    76 #define jlong_to_jint(a)        ((jint)(a))

    77 

    78 /* Useful on machines where jlong and jdouble have different endianness. */

    79 #define jlong_to_jdouble_bits(a)

    80 #define jdouble_to_jlong_bits(a)

    81 

    82 #define jlong_to_int(a)     ((int)(a))

    83 #define int_to_jlong(a)     ((jlong)(a))

    84 #define jlong_to_uint(a)    ((unsigned int)(a))

    85 #define uint_to_jlong(a)    ((jlong)(a))

    86 #define jlong_to_ptrdiff(a) ((ptrdiff_t)(a))

    87 #define ptrdiff_to_jlong(a) ((jlong)(a))

    88 #define jlong_to_size(a)    ((size_t)(a))

    89 #define size_to_jlong(a)    ((jlong)(a))

    90 #define long_to_jlong(a)    ((jlong)(a))

    91 

    92 #endif /* !_SOLARIS_JLONG_MD_H_ */