aboutsummaryrefslogtreecommitdiffstats
path: root/src/main/jni/opus/celt/arm/fixed_armv4.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/main/jni/opus/celt/arm/fixed_armv4.h')
-rw-r--r--src/main/jni/opus/celt/arm/fixed_armv4.h76
1 files changed, 0 insertions, 76 deletions
diff --git a/src/main/jni/opus/celt/arm/fixed_armv4.h b/src/main/jni/opus/celt/arm/fixed_armv4.h
deleted file mode 100644
index b690bc8ce..000000000
--- a/src/main/jni/opus/celt/arm/fixed_armv4.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Copyright (C) 2013 Xiph.Org Foundation and contributors */
-/*
- 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.
-
- 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 COPYRIGHT OWNER
- 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_ARMv4_H
-#define FIXED_ARMv4_H
-
-/** 16x32 multiplication, followed by a 16-bit shift right. Results fits in 32 bits */
-#undef MULT16_32_Q16
-static OPUS_INLINE opus_val32 MULT16_32_Q16_armv4(opus_val16 a, opus_val32 b)
-{
- unsigned rd_lo;
- int rd_hi;
- __asm__(
- "#MULT16_32_Q16\n\t"
- "smull %0, %1, %2, %3\n\t"
- : "=&r"(rd_lo), "=&r"(rd_hi)
- : "%r"(b),"r"(a<<16)
- );
- return rd_hi;
-}
-#define MULT16_32_Q16(a, b) (MULT16_32_Q16_armv4(a, b))
-
-
-/** 16x32 multiplication, followed by a 15-bit shift right. Results fits in 32 bits */
-#undef MULT16_32_Q15
-static OPUS_INLINE opus_val32 MULT16_32_Q15_armv4(opus_val16 a, opus_val32 b)
-{
- unsigned rd_lo;
- int rd_hi;
- __asm__(
- "#MULT16_32_Q15\n\t"
- "smull %0, %1, %2, %3\n\t"
- : "=&r"(rd_lo), "=&r"(rd_hi)
- : "%r"(b), "r"(a<<16)
- );
- /*We intentionally don't OR in the high bit of rd_lo for speed.*/
- return rd_hi<<1;
-}
-#define MULT16_32_Q15(a, b) (MULT16_32_Q15_armv4(a, b))
-
-
-/** 16x32 multiply, followed by a 15-bit shift right and 32-bit add.
- b must fit in 31 bits.
- Result fits in 32 bits. */
-#undef MAC16_32_Q15
-#define MAC16_32_Q15(c, a, b) ADD32(c, MULT16_32_Q15(a, b))
-
-
-/** 32x32 multiplication, followed by a 31-bit shift right. Results fits in 32 bits */
-#undef MULT32_32_Q31
-#define MULT32_32_Q31(a,b) (opus_val32)((((opus_int64)(a)) * ((opus_int64)(b)))>>31)
-
-#endif