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Diffstat (limited to 'pjmedia/src/pjmedia-codec/speex/filters_arm4.h')
-rw-r--r--pjmedia/src/pjmedia-codec/speex/filters_arm4.h389
1 files changed, 0 insertions, 389 deletions
diff --git a/pjmedia/src/pjmedia-codec/speex/filters_arm4.h b/pjmedia/src/pjmedia-codec/speex/filters_arm4.h
deleted file mode 100644
index ac4d7a93..00000000
--- a/pjmedia/src/pjmedia-codec/speex/filters_arm4.h
+++ /dev/null
@@ -1,389 +0,0 @@
-/* Copyright (C) 2004 Jean-Marc Valin */
-/**
- @file filters_arm4.h
- @brief Various analysis/synthesis filters (ARM4 version)
-*/
-/*
- 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.
-*/
-
-#define OVERRIDE_NORMALIZE16
-int normalize16(const spx_sig_t *x, spx_word16_t *y, int max_scale, int len)
-{
- int i;
- spx_sig_t max_val=1;
- int sig_shift;
- int dead1, dead2, dead3, dead4, dead5, dead6;
-
- __asm__ __volatile__ (
- "\tmov %1, #1 \n"
- "\tmov %3, #0 \n"
-
- ".normalize16loop1%=: \n"
-
- "\tldr %4, [%0], #4 \n"
- "\tcmps %4, %1 \n"
- "\tmovgt %1, %4 \n"
- "\tcmps %4, %3 \n"
- "\tmovlt %3, %4 \n"
-
- "\tsubs %2, %2, #1 \n"
- "\tbne .normalize16loop1%=\n"
-
- "\trsb %3, %3, #0 \n"
- "\tcmp %1, %3 \n"
- "\tmovlt %1, %3 \n"
- : "=r" (dead1), "=r" (max_val), "=r" (dead3), "=r" (dead4),
- "=r" (dead5), "=r" (dead6)
- : "0" (x), "2" (len)
- : "cc");
-
- sig_shift=0;
- while (max_val>max_scale)
- {
- sig_shift++;
- max_val >>= 1;
- }
-
- __asm__ __volatile__ (
- ".normalize16loop%=: \n"
-
- "\tldr %4, [%0], #4 \n"
- "\tldr %5, [%0], #4 \n"
- "\tmov %4, %4, asr %3 \n"
- "\tstrh %4, [%1], #2 \n"
- "\tldr %4, [%0], #4 \n"
- "\tmov %5, %5, asr %3 \n"
- "\tstrh %5, [%1], #2 \n"
- "\tldr %5, [%0], #4 \n"
- "\tmov %4, %4, asr %3 \n"
- "\tstrh %4, [%1], #2 \n"
- "\tsubs %2, %2, #1 \n"
- "\tmov %5, %5, asr %3 \n"
- "\tstrh %5, [%1], #2 \n"
-
- "\tbge .normalize16loop%=\n"
- : "=r" (dead1), "=r" (dead2), "=r" (dead3), "=r" (dead4),
- "=r" (dead5), "=r" (dead6)
- : "0" (x), "1" (y), "2" (len>>2), "3" (sig_shift)
- : "cc", "memory");
- return sig_shift;
-}
-
-#define OVERRIDE_FILTER_MEM2
-void filter_mem2(const spx_sig_t *x, const spx_coef_t *num, const spx_coef_t *den, spx_sig_t *y, int N, int ord, spx_mem_t *mem)
-{
- int i,j;
- spx_sig_t xi,yi,nyi;
-
- for (i=0;i<ord;i++)
- mem[i] = SHR32(mem[i],1);
- for (i=0;i<N;i++)
- {
- int deadm, deadn, deadd, deadidx, x1, y1, dead1, dead2, dead3, dead4, dead5, dead6;
- xi=SATURATE(x[i],805306368);
- yi = SATURATE(ADD32(xi, SHL(mem[0],2)),805306368);
- nyi = -yi;
- y[i] = yi;
- __asm__ __volatile__ (
- "\tldrsh %6, [%1], #2\n"
- "\tsmull %8, %9, %4, %6\n"
-#ifdef SHORTCUTS
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
-
-#else
- ".filterloop%=: \n"
- "\tldrsh %6, [%2], #2\n"
- "\tldr %10, [%0, #4]\n"
- "\tmov %8, %8, lsr #15\n"
- "\tsmull %7, %11, %5, %6\n"
- "\tadd %8, %8, %9, lsl #17\n"
- "\tldrsh %6, [%1], #2\n"
- "\tadd %10, %10, %8\n"
- "\tsmull %8, %9, %4, %6\n"
- "\tadd %10, %10, %7, lsr #15\n"
- "\tsubs %3, %3, #1\n"
- "\tadd %10, %10, %11, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
- "\t bne .filterloop%=\n"
-#endif
- "\tmov %8, %8, lsr #15\n"
- "\tadd %10, %8, %9, lsl #17\n"
- "\tldrsh %6, [%2], #2\n"
- "\tsmull %8, %9, %5, %6\n"
- "\tadd %10, %10, %8, lsr #15\n"
- "\tadd %10, %10, %9, lsl #17\n"
- "\tstr %10, [%0], #4 \n"
-
- : "=r" (deadm), "=r" (deadn), "=r" (deadd), "=r" (deadidx),
- "=r" (xi), "=r" (nyi), "=r" (dead1), "=r" (dead2),
- "=r" (dead3), "=r" (dead4), "=r" (dead5), "=r" (dead6)
- : "0" (mem), "1" (num), "2" (den), "3" (ord-1), "4" (xi), "5" (nyi)
- : "cc", "memory");
-
- }
- for (i=0;i<ord;i++)
- mem[i] = SHL32(mem[i],1);
-}
-
-#define OVERRIDE_IIR_MEM2
-void iir_mem2(const spx_sig_t *x, const spx_coef_t *den, spx_sig_t *y, int N, int ord, spx_mem_t *mem)
-{
- int i,j;
- spx_sig_t xi,yi,nyi;
-
- for (i=0;i<ord;i++)
- mem[i] = SHR32(mem[i],1);
-
- for (i=0;i<N;i++)
- {
- int deadm, deadd, deadidx, dead1, dead2, dead3, dead4, dead5, dead6;
- xi=SATURATE(x[i],805306368);
- yi = SATURATE(ADD32(xi, SHL(mem[0],2)),805306368);
- nyi = -yi;
- y[i] = yi;
- __asm__ __volatile__ (
- "\tldrsh %4, [%1], #2\n"
- "\tsmull %5, %6, %3, %4\n"
-
-#ifdef SHORTCUTS
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %7, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
-
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %9, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %9, %9, %8\n"
- "\tstr %9, [%0], #4 \n"
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %7, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
-
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %9, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %9, %9, %8\n"
- "\tstr %9, [%0], #4 \n"
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %7, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
-
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %9, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %9, %9, %8\n"
- "\tstr %9, [%0], #4 \n"
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %7, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
-
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %9, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %9, %9, %8\n"
- "\tstr %9, [%0], #4 \n"
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tldr %7, [%0, #4]\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
-
-
-
-#else
- ".iirloop%=: \n"
- "\tldr %7, [%0, #4]\n"
-
- "\tldrsh %4, [%1], #2\n"
- "\tmov %5, %5, lsr #15\n"
- "\tadd %8, %5, %6, lsl #17\n"
- "\tsmull %5, %6, %3, %4\n"
- "\tadd %7, %7, %8\n"
- "\tstr %7, [%0], #4 \n"
- "\tsubs %2, %2, #1\n"
- "\t bne .iirloop%=\n"
-
-#endif
- "\tmov %5, %5, lsr #15\n"
- "\tadd %7, %5, %6, lsl #17\n"
- "\tstr %7, [%0], #4 \n"
-
- : "=r" (deadm), "=r" (deadd), "=r" (deadidx), "=r" (nyi),
- "=r" (dead1), "=r" (dead2), "=r" (dead3), "=r" (dead4),
- "=r" (dead5), "=r" (dead6)
- : "0" (mem), "1" (den), "2" (ord-1), "3" (nyi)
- : "cc", "memory");
-
- }
- for (i=0;i<ord;i++)
- mem[i] = SHL32(mem[i],1);
-
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-03 22:06:29 +0000