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| author | Vadim Yanitskiy <axilirator@gmail.com> | 2017-05-01 16:44:02 +0700 |
|---|---|---|
| committer | Vadim Yanitskiy <axilirator@gmail.com> | 2017-05-07 23:10:51 +0700 |
| commit | e604ee39cff121fdb2c6946a230bc2374929b35b (patch) | |
| tree | 6f39db33ab54f5f8b23818416ef48aa4b1ca7a53 | |
| parent | 409e897df56b62b8282d54e759e2f30f0476ab12 (diff) | |
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
| -rw-r--r-- | src/viterbi.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/src/viterbi.c b/src/viterbi.c index ea4fb21f..21c6a578 100644 --- a/src/viterbi.c +++ b/src/viterbi.c @@ -29,7 +29,6 @@ #define BIT2NRZ(REG,N) (((REG >> N) & 0x01) * 2 - 1) * -1 #define NUM_STATES(K) (K == 7 ? 64 : 16) -#define SSE_ALIGN 16 /* Forward Metric Units */ void osmo_conv_gen_metrics_k5_n2(const int8_t *seq, const int16_t *out, @@ -91,18 +90,10 @@ struct vdecoder { int16_t *, int16_t *, int); }; -/* Aligned Memory Allocator - * SSE requires 16-byte memory alignment. We store relevant trellis values - * (accumulated sums, outputs, and path decisions) as 16 bit signed integers - * so the allocated memory is casted as such. - */ +/* Non-aligned Memory Allocator */ static int16_t *vdec_malloc(size_t n) { -#ifdef HAVE_SSE3 - return (int16_t *) memalign(SSE_ALIGN, sizeof(int16_t) * n); -#else return (int16_t *) malloc(sizeof(int16_t) * n); -#endif } /* Accessor calls */ |