… | |
… | |
50 | : "=D" (dst), "=S" (src), "=c" (len) \ |
50 | : "=D" (dst), "=S" (src), "=c" (len) \ |
51 | : "0" (dst), "1" (src), "2" (len)); |
51 | : "0" (dst), "1" (src), "2" (len)); |
52 | #endif |
52 | #endif |
53 | #endif |
53 | #endif |
54 | |
54 | |
55 | unsigned int |
55 | unsigned int |
56 | lzf_decompress (const void *const in_data, unsigned int in_len, |
56 | lzf_decompress (const void *const in_data, unsigned int in_len, |
57 | void *out_data, unsigned int out_len) |
57 | void *out_data, unsigned int out_len) |
58 | { |
58 | { |
59 | u8 const *ip = (const u8 *)in_data; |
59 | u8 const *ip = (const u8 *)in_data; |
60 | u8 *op = (u8 *)out_data; |
60 | u8 *op = (u8 *)out_data; |
… | |
… | |
83 | } |
83 | } |
84 | #endif |
84 | #endif |
85 | |
85 | |
86 | #ifdef lzf_movsb |
86 | #ifdef lzf_movsb |
87 | lzf_movsb (op, ip, ctrl); |
87 | lzf_movsb (op, ip, ctrl); |
|
|
88 | #elif OPTIMISE_SIZE |
|
|
89 | while (ctrl--) |
|
|
90 | *op++ = *ip++; |
88 | #else |
91 | #else |
89 | switch (ctrl) |
92 | switch (ctrl) |
90 | { |
93 | { |
91 | case 32: *op++ = *ip++; case 31: *op++ = *ip++; case 30: *op++ = *ip++; case 29: *op++ = *ip++; |
94 | case 32: *op++ = *ip++; case 31: *op++ = *ip++; case 30: *op++ = *ip++; case 29: *op++ = *ip++; |
92 | case 28: *op++ = *ip++; case 27: *op++ = *ip++; case 26: *op++ = *ip++; case 25: *op++ = *ip++; |
95 | case 28: *op++ = *ip++; case 27: *op++ = *ip++; case 26: *op++ = *ip++; case 25: *op++ = *ip++; |
… | |
… | |
139 | } |
142 | } |
140 | |
143 | |
141 | #ifdef lzf_movsb |
144 | #ifdef lzf_movsb |
142 | len += 2; |
145 | len += 2; |
143 | lzf_movsb (op, ref, len); |
146 | lzf_movsb (op, ref, len); |
|
|
147 | #elif OPTIMISE_SIZE |
|
|
148 | len += 2; |
|
|
149 | |
|
|
150 | do |
|
|
151 | *op++ = *ref++; |
|
|
152 | while (--len); |
144 | #else |
153 | #else |
145 | switch (len) |
154 | switch (len) |
146 | { |
155 | { |
147 | default: |
156 | default: |
148 | len += 2; |
157 | len += 2; |
… | |
… | |
153 | memcpy (op, ref, len); |
162 | memcpy (op, ref, len); |
154 | op += len; |
163 | op += len; |
155 | } |
164 | } |
156 | else |
165 | else |
157 | { |
166 | { |
158 | /* overlapping, use octte by octte copying */ |
167 | /* overlapping, use octet by octet copying */ |
159 | do |
168 | do |
160 | *op++ = *ref++; |
169 | *op++ = *ref++; |
161 | while (--len); |
170 | while (--len); |
162 | } |
171 | } |
163 | |
172 | |