diff options
Diffstat (limited to 'pjmedia/src/pjmedia-codec/speex/fixed_arm4.h')
| -rw-r--r-- | pjmedia/src/pjmedia-codec/speex/fixed_arm4.h | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/pjmedia/src/pjmedia-codec/speex/fixed_arm4.h b/pjmedia/src/pjmedia-codec/speex/fixed_arm4.h deleted file mode 100644 index b6981cae..00000000 --- a/pjmedia/src/pjmedia-codec/speex/fixed_arm4.h +++ /dev/null @@ -1,148 +0,0 @@ -/* Copyright (C) 2004 Jean-Marc Valin */ -/** - @file fixed_arm4.h - @brief ARM4 fixed-point operations -*/ -/* - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - - Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - - Neither the name of the Xiph.org Foundation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#ifndef FIXED_ARM4_H -#define FIXED_ARM4_H - -#undef MULT16_32_Q14 -static inline spx_word32_t MULT16_32_Q14(spx_word16_t x, spx_word32_t y) { - int res; - int dummy; - asm ( - "smull %0,%1,%2,%3 \n\t" - "mov %0, %0, lsr #14 \n\t" - "add %0, %0, %1, lsl #18 \n\t" - : "=&r"(res), "=&r" (dummy) - : "r"(y),"r"((int)x)); - return(res); -} - -#undef MULT16_32_Q15 -static inline spx_word32_t MULT16_32_Q15(spx_word16_t x, spx_word32_t y) { - int res; - int dummy; - asm ( - "smull %0,%1,%2,%3 \n\t" - "mov %0, %0, lsr #15 \n\t" - "add %0, %0, %1, lsl #17 \n\t" - : "=&r"(res), "=&r" (dummy) - : "r"(y),"r"((int)x)); - return(res); -} - -#undef DIV32_16 -static inline short DIV32_16(int a, int b) -{ - int res=0; - int dead1, dead2, dead3, dead4, dead5; - __asm__ __volatile__ ( - "\teor %5, %0, %1\n" - "\tmovs %4, %0\n" - "\trsbmi %0, %0, #0 \n" - "\tmovs %4, %1\n" - "\trsbmi %1, %1, #0 \n" - "\tmov %4, #1\n" - - "\tsubs %3, %0, %1, asl #14 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #14 \n" - - "\tsubs %3, %0, %1, asl #13 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #13 \n" - - "\tsubs %3, %0, %1, asl #12 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #12 \n" - - "\tsubs %3, %0, %1, asl #11 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #11 \n" - - "\tsubs %3, %0, %1, asl #10 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #10 \n" - - "\tsubs %3, %0, %1, asl #9 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #9 \n" - - "\tsubs %3, %0, %1, asl #8 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #8 \n" - - "\tsubs %3, %0, %1, asl #7 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #7 \n" - - "\tsubs %3, %0, %1, asl #6 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #6 \n" - - "\tsubs %3, %0, %1, asl #5 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #5 \n" - - "\tsubs %3, %0, %1, asl #4 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #4 \n" - - "\tsubs %3, %0, %1, asl #3 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #3 \n" - - "\tsubs %3, %0, %1, asl #2 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #2 \n" - - "\tsubs %3, %0, %1, asl #1 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4, asl #1 \n" - - "\tsubs %3, %0, %1 \n" - "\tmovpl %0, %3 \n" - "\torrpl %2, %2, %4 \n" - - "\tmovs %5, %5, lsr #31 \n" - "\trsbne %2, %2, #0 \n" - : "=r" (dead1), "=r" (dead2), "=r" (res), - "=r" (dead3), "=r" (dead4), "=r" (dead5) - : "0" (a), "1" (b), "2" (res) - : "cc" - ); - return res; -} - - -#endif |