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author | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2006-05-26 13:13:11 +0000 |
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committer | Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> | 2006-05-26 13:13:11 +0000 |
commit | 6d0dbeb55017985fa5d476b99427f7bf525e9a14 (patch) | |
tree | 19aaa311fcff895b2d4aad26b0c8eb77cf65b020 | |
parent | e00fc16aaa0c1adb27bca40a9871b165c3ca3fb7 (diff) | |
download | busybox-w32-6d0dbeb55017985fa5d476b99427f7bf525e9a14.tar.gz busybox-w32-6d0dbeb55017985fa5d476b99427f7bf525e9a14.tar.bz2 busybox-w32-6d0dbeb55017985fa5d476b99427f7bf525e9a14.zip |
- use ATTRIBUTE_ALWAYS_INLINE if requested
- use shorter boilerplate while at it
-rw-r--r-- | archival/libunarchive/rangecoder.h | 43 |
1 files changed, 6 insertions, 37 deletions
diff --git a/archival/libunarchive/rangecoder.h b/archival/libunarchive/rangecoder.h index 43f752257..e43ec3908 100644 --- a/archival/libunarchive/rangecoder.h +++ b/archival/libunarchive/rangecoder.h | |||
@@ -1,39 +1,8 @@ | |||
1 | /* | ||
2 | * Small range coder implementation for lzma. | ||
3 | * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org> | ||
4 | * | ||
5 | * Based on LzmaDecode.c from the LZMA SDK 4.22 (http://www.7-zip.org/) | ||
6 | * Copyright (c) 1999-2005 Igor Pavlov | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or | ||
9 | * modify it under the terms of the GNU Lesser General Public | ||
10 | * License as published by the Free Software Foundation; either | ||
11 | * version 2.1 of the License, or (at your option) any later version. | ||
12 | * | ||
13 | * This program 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 GNU | ||
16 | * Lesser General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU Lesser General Public | ||
19 | * License along with this library; if not, write to the Free Software | ||
20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
21 | */ | ||
22 | |||
23 | #include <stdint.h> | ||
24 | 1 | ||
25 | #include "libbb.h" | 2 | #include "libbb.h" |
26 | 3 | ||
27 | #ifndef always_inline | ||
28 | # if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ >0) | ||
29 | # define always_inline __attribute__((always_inline)) inline | ||
30 | # else | ||
31 | # define always_inline inline | ||
32 | # endif | ||
33 | #endif | ||
34 | |||
35 | #ifdef CONFIG_FEATURE_LZMA_FAST | 4 | #ifdef CONFIG_FEATURE_LZMA_FAST |
36 | # define speed_inline always_inline | 5 | # define speed_inline ATTRIBUTE_ALWAYS_INLINE |
37 | #else | 6 | #else |
38 | # define speed_inline | 7 | # define speed_inline |
39 | #endif | 8 | #endif |
@@ -67,7 +36,7 @@ static void rc_read(rc_t * rc) | |||
67 | } | 36 | } |
68 | 37 | ||
69 | /* Called once */ | 38 | /* Called once */ |
70 | static always_inline void rc_init(rc_t * rc, int fd, int buffer_size) | 39 | static ATTRIBUTE_ALWAYS_INLINE void rc_init(rc_t * rc, int fd, int buffer_size) |
71 | { | 40 | { |
72 | int i; | 41 | int i; |
73 | 42 | ||
@@ -87,7 +56,7 @@ static always_inline void rc_init(rc_t * rc, int fd, int buffer_size) | |||
87 | } | 56 | } |
88 | 57 | ||
89 | /* Called once. TODO: bb_maybe_free() */ | 58 | /* Called once. TODO: bb_maybe_free() */ |
90 | static always_inline void rc_free(rc_t * rc) | 59 | static ATTRIBUTE_ALWAYS_INLINE void rc_free(rc_t * rc) |
91 | { | 60 | { |
92 | if (ENABLE_FEATURE_CLEAN_UP) | 61 | if (ENABLE_FEATURE_CLEAN_UP) |
93 | free(rc->buffer); | 62 | free(rc->buffer); |
@@ -101,7 +70,7 @@ static void rc_do_normalize(rc_t * rc) | |||
101 | rc->range <<= 8; | 70 | rc->range <<= 8; |
102 | rc->code = (rc->code << 8) | *rc->ptr++; | 71 | rc->code = (rc->code << 8) | *rc->ptr++; |
103 | } | 72 | } |
104 | static always_inline void rc_normalize(rc_t * rc) | 73 | static ATTRIBUTE_ALWAYS_INLINE void rc_normalize(rc_t * rc) |
105 | { | 74 | { |
106 | if (rc->range < (1 << RC_TOP_BITS)) { | 75 | if (rc->range < (1 << RC_TOP_BITS)) { |
107 | rc_do_normalize(rc); | 76 | rc_do_normalize(rc); |
@@ -118,7 +87,7 @@ static speed_inline uint32_t rc_is_bit_0_helper(rc_t * rc, uint16_t * p) | |||
118 | rc->bound = *p * (rc->range >> RC_MODEL_TOTAL_BITS); | 87 | rc->bound = *p * (rc->range >> RC_MODEL_TOTAL_BITS); |
119 | return rc->bound; | 88 | return rc->bound; |
120 | } | 89 | } |
121 | static always_inline int rc_is_bit_0(rc_t * rc, uint16_t * p) | 90 | static ATTRIBUTE_ALWAYS_INLINE int rc_is_bit_0(rc_t * rc, uint16_t * p) |
122 | { | 91 | { |
123 | uint32_t t = rc_is_bit_0_helper(rc, p); | 92 | uint32_t t = rc_is_bit_0_helper(rc, p); |
124 | return rc->code < t; | 93 | return rc->code < t; |
@@ -152,7 +121,7 @@ static int rc_get_bit(rc_t * rc, uint16_t * p, int *symbol) | |||
152 | } | 121 | } |
153 | 122 | ||
154 | /* Called once */ | 123 | /* Called once */ |
155 | static always_inline int rc_direct_bit(rc_t * rc) | 124 | static ATTRIBUTE_ALWAYS_INLINE int rc_direct_bit(rc_t * rc) |
156 | { | 125 | { |
157 | rc_normalize(rc); | 126 | rc_normalize(rc); |
158 | rc->range >>= 1; | 127 | rc->range >>= 1; |