mirror of https://gerrit.osmocom.org/libosmocore
core/conv: strip unused memalign() call
The alligned memory allocation is only required for SSE, which is currently unsupported. Moreover, it's better to use dedicated _mm_malloc() and _mm_free() from xmmintrin.h instead, which are introduced by Intel specifically for SIMD computations. Change-Id: Ide764d1c643527323334ef14335be7f8915f7622
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@ -29,7 +29,6 @@
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#define BIT2NRZ(REG,N) (((REG >> N) & 0x01) * 2 - 1) * -1
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#define NUM_STATES(K) (K == 7 ? 64 : 16)
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#define SSE_ALIGN 16
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/* Forward Metric Units */
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void osmo_conv_gen_metrics_k5_n2(const int8_t *seq, const int16_t *out,
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@ -91,18 +90,10 @@ struct vdecoder {
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int16_t *, int16_t *, int);
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};
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/* Aligned Memory Allocator
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* SSE requires 16-byte memory alignment. We store relevant trellis values
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* (accumulated sums, outputs, and path decisions) as 16 bit signed integers
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* so the allocated memory is casted as such.
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*/
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/* Non-aligned Memory Allocator */
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static int16_t *vdec_malloc(size_t n)
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{
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#ifdef HAVE_SSE3
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return (int16_t *) memalign(SSE_ALIGN, sizeof(int16_t) * n);
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#else
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return (int16_t *) malloc(sizeof(int16_t) * n);
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#endif
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}
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/* Accessor calls */
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