manpage: Fix wrong option name in input example
[mplayer/glamo.git] / libmpeg2 / alpha_asm.h
blob8cebbcb817af2b3bacc0aff2fe842630ba6c6cda
1 /*
2 * Alpha assembly macros
3 * Copyright (c) 2002-2003 Falk Hueffner <falk@debian.org>
5 * This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
6 * See http://libmpeg2.sourceforge.net/ for updates.
8 * mpeg2dec is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * mpeg2dec is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #ifndef LIBMPEG2_ALPHA_ASM_H
24 #define LIBMPEG2_ALPHA_ASM_H
26 #include <inttypes.h>
28 #if defined __GNUC__
29 # define GNUC_PREREQ(maj, min) \
30 ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
31 #else
32 # define GNUC_PREREQ(maj, min) 0
33 #endif
35 #define AMASK_BWX (1 << 0)
36 #define AMASK_FIX (1 << 1)
37 #define AMASK_CIX (1 << 2)
38 #define AMASK_MVI (1 << 8)
40 #ifdef __alpha_bwx__
41 # define HAVE_BWX() 1
42 #else
43 # define HAVE_BWX() (amask(AMASK_BWX) == 0)
44 #endif
45 #ifdef __alpha_fix__
46 # define HAVE_FIX() 1
47 #else
48 # define HAVE_FIX() (amask(AMASK_FIX) == 0)
49 #endif
50 #ifdef __alpha_max__
51 # define HAVE_MVI() 1
52 #else
53 # define HAVE_MVI() (amask(AMASK_MVI) == 0)
54 #endif
55 #ifdef __alpha_cix__
56 # define HAVE_CIX() 1
57 #else
58 # define HAVE_CIX() (amask(AMASK_CIX) == 0)
59 #endif
61 inline static uint64_t BYTE_VEC(uint64_t x)
63 x |= x << 8;
64 x |= x << 16;
65 x |= x << 32;
66 return x;
68 inline static uint64_t WORD_VEC(uint64_t x)
70 x |= x << 16;
71 x |= x << 32;
72 return x;
75 #define ldq(p) (*(const uint64_t *) (p))
76 #define ldl(p) (*(const int32_t *) (p))
77 #define stl(l, p) do { *(uint32_t *) (p) = (l); } while (0)
78 #define stq(l, p) do { *(uint64_t *) (p) = (l); } while (0)
79 #define sextw(x) ((int16_t) (x))
81 #ifdef __GNUC__
82 struct unaligned_long { uint64_t l; } __attribute__((packed));
83 #define ldq_u(p) (*(const uint64_t *) (((uint64_t) (p)) & ~7ul))
84 #define uldq(a) (((const struct unaligned_long *) (a))->l)
86 #if GNUC_PREREQ(3,3)
87 #define prefetch(p) __builtin_prefetch((p), 0, 1)
88 #define prefetch_en(p) __builtin_prefetch((p), 0, 0)
89 #define prefetch_m(p) __builtin_prefetch((p), 1, 1)
90 #define prefetch_men(p) __builtin_prefetch((p), 1, 0)
91 #define cmpbge __builtin_alpha_cmpbge
92 /* Avoid warnings. */
93 #define extql(a, b) __builtin_alpha_extql(a, (uint64_t) (b))
94 #define extwl(a, b) __builtin_alpha_extwl(a, (uint64_t) (b))
95 #define extqh(a, b) __builtin_alpha_extqh(a, (uint64_t) (b))
96 #define zap __builtin_alpha_zap
97 #define zapnot __builtin_alpha_zapnot
98 #define amask __builtin_alpha_amask
99 #define implver __builtin_alpha_implver
100 #define rpcc __builtin_alpha_rpcc
101 #else
102 #define prefetch(p) asm volatile("ldl $31,%0" : : "m"(*(const char *) (p)) : "memory")
103 #define prefetch_en(p) asm volatile("ldq $31,%0" : : "m"(*(const char *) (p)) : "memory")
104 #define prefetch_m(p) asm volatile("lds $f31,%0" : : "m"(*(const char *) (p)) : "memory")
105 #define prefetch_men(p) asm volatile("ldt $f31,%0" : : "m"(*(const char *) (p)) : "memory")
106 #define cmpbge(a, b) ({ uint64_t __r; asm ("cmpbge %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
107 #define extql(a, b) ({ uint64_t __r; asm ("extql %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
108 #define extwl(a, b) ({ uint64_t __r; asm ("extwl %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
109 #define extqh(a, b) ({ uint64_t __r; asm ("extqh %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
110 #define zap(a, b) ({ uint64_t __r; asm ("zap %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
111 #define zapnot(a, b) ({ uint64_t __r; asm ("zapnot %r1,%2,%0" : "=r" (__r) : "rJ" (a), "rI" (b)); __r; })
112 #define amask(a) ({ uint64_t __r; asm ("amask %1,%0" : "=r" (__r) : "rI" (a)); __r; })
113 #define implver() ({ uint64_t __r; asm ("implver %0" : "=r" (__r)); __r; })
114 #define rpcc() ({ uint64_t __r; asm volatile ("rpcc %0" : "=r" (__r)); __r; })
115 #endif
116 #define wh64(p) asm volatile("wh64 (%0)" : : "r"(p) : "memory")
118 #if GNUC_PREREQ(3,3) && defined(__alpha_max__)
119 #define minub8 __builtin_alpha_minub8
120 #define minsb8 __builtin_alpha_minsb8
121 #define minuw4 __builtin_alpha_minuw4
122 #define minsw4 __builtin_alpha_minsw4
123 #define maxub8 __builtin_alpha_maxub8
124 #define maxsb8 __builtin_alpha_maxsb8
125 #define maxuw4 __builtin_alpha_maxuw4
126 #define maxsw4 __builtin_alpha_maxsw4
127 #define perr __builtin_alpha_perr
128 #define pklb __builtin_alpha_pklb
129 #define pkwb __builtin_alpha_pkwb
130 #define unpkbl __builtin_alpha_unpkbl
131 #define unpkbw __builtin_alpha_unpkbw
132 #else
133 #define minub8(a, b) ({ uint64_t __r; asm (".arch ev6; minub8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
134 #define minsb8(a, b) ({ uint64_t __r; asm (".arch ev6; minsb8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
135 #define minuw4(a, b) ({ uint64_t __r; asm (".arch ev6; minuw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
136 #define minsw4(a, b) ({ uint64_t __r; asm (".arch ev6; minsw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
137 #define maxub8(a, b) ({ uint64_t __r; asm (".arch ev6; maxub8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
138 #define maxsb8(a, b) ({ uint64_t __r; asm (".arch ev6; maxsb8 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
139 #define maxuw4(a, b) ({ uint64_t __r; asm (".arch ev6; maxuw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
140 #define maxsw4(a, b) ({ uint64_t __r; asm (".arch ev6; maxsw4 %r1,%2,%0" : "=r" (__r) : "%rJ" (a), "rI" (b)); __r; })
141 #define perr(a, b) ({ uint64_t __r; asm (".arch ev6; perr %r1,%r2,%0" : "=r" (__r) : "%rJ" (a), "rJ" (b)); __r; })
142 #define pklb(a) ({ uint64_t __r; asm (".arch ev6; pklb %r1,%0" : "=r" (__r) : "rJ" (a)); __r; })
143 #define pkwb(a) ({ uint64_t __r; asm (".arch ev6; pkwb %r1,%0" : "=r" (__r) : "rJ" (a)); __r; })
144 #define unpkbl(a) ({ uint64_t __r; asm (".arch ev6; unpkbl %r1,%0" : "=r" (__r) : "rJ" (a)); __r; })
145 #define unpkbw(a) ({ uint64_t __r; asm (".arch ev6; unpkbw %r1,%0" : "=r" (__r) : "rJ" (a)); __r; })
146 #endif
148 #elif defined(__DECC) /* Digital/Compaq/hp "ccc" compiler */
150 #include <c_asm.h>
151 #define ldq_u(a) asm ("ldq_u %v0,0(%a0)", a)
152 #define uldq(a) (*(const __unaligned uint64_t *) (a))
153 #define cmpbge(a, b) asm ("cmpbge %a0,%a1,%v0", a, b)
154 #define extql(a, b) asm ("extql %a0,%a1,%v0", a, b)
155 #define extwl(a, b) asm ("extwl %a0,%a1,%v0", a, b)
156 #define extqh(a, b) asm ("extqh %a0,%a1,%v0", a, b)
157 #define zap(a, b) asm ("zap %a0,%a1,%v0", a, b)
158 #define zapnot(a, b) asm ("zapnot %a0,%a1,%v0", a, b)
159 #define amask(a) asm ("amask %a0,%v0", a)
160 #define implver() asm ("implver %v0")
161 #define rpcc() asm ("rpcc %v0")
162 #define minub8(a, b) asm ("minub8 %a0,%a1,%v0", a, b)
163 #define minsb8(a, b) asm ("minsb8 %a0,%a1,%v0", a, b)
164 #define minuw4(a, b) asm ("minuw4 %a0,%a1,%v0", a, b)
165 #define minsw4(a, b) asm ("minsw4 %a0,%a1,%v0", a, b)
166 #define maxub8(a, b) asm ("maxub8 %a0,%a1,%v0", a, b)
167 #define maxsb8(a, b) asm ("maxsb8 %a0,%a1,%v0", a, b)
168 #define maxuw4(a, b) asm ("maxuw4 %a0,%a1,%v0", a, b)
169 #define maxsw4(a, b) asm ("maxsw4 %a0,%a1,%v0", a, b)
170 #define perr(a, b) asm ("perr %a0,%a1,%v0", a, b)
171 #define pklb(a) asm ("pklb %a0,%v0", a)
172 #define pkwb(a) asm ("pkwb %a0,%v0", a)
173 #define unpkbl(a) asm ("unpkbl %a0,%v0", a)
174 #define unpkbw(a) asm ("unpkbw %a0,%v0", a)
175 #define wh64(a) asm ("wh64 %a0", a)
177 #else
178 #error "Unknown compiler!"
179 #endif
181 #endif /* LIBMPEG2_ALPHA_ASM_H */