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-rw-r--r--media/libspeex_resampler/simd-detect-runtime.patch331
1 files changed, 331 insertions, 0 deletions
diff --git a/media/libspeex_resampler/simd-detect-runtime.patch b/media/libspeex_resampler/simd-detect-runtime.patch
new file mode 100644
index 000000000..c8b182dda
--- /dev/null
+++ b/media/libspeex_resampler/simd-detect-runtime.patch
@@ -0,0 +1,331 @@
+diff --git a/media/libspeex_resampler/src/resample.c b/media/libspeex_resampler/src/resample.c
+--- a/media/libspeex_resampler/src/resample.c
++++ b/media/libspeex_resampler/src/resample.c
+@@ -92,23 +92,17 @@ static void speex_free (void *ptr) {free
+
+ #define IMAX(a,b) ((a) > (b) ? (a) : (b))
+ #define IMIN(a,b) ((a) < (b) ? (a) : (b))
+
+ #ifndef NULL
+ #define NULL 0
+ #endif
+
+-#ifdef _USE_SSE
+-#include "resample_sse.h"
+-#endif
+-
+-#ifdef _USE_NEON
+-#include "resample_neon.h"
+-#endif
++#include "simd_detect.h"
+
+ /* Numer of elements to allocate on the stack */
+ #ifdef VAR_ARRAYS
+ #define FIXED_STACK_ALLOC 8192
+ #else
+ #define FIXED_STACK_ALLOC 1024
+ #endif
+
+@@ -344,17 +338,19 @@ static int resampler_basic_direct_single
+ const spx_uint32_t den_rate = st->den_rate;
+ spx_word32_t sum;
+
+ while (!(last_sample >= (spx_int32_t)*in_len || out_sample >= (spx_int32_t)*out_len))
+ {
+ const spx_word16_t *sinct = & sinc_table[samp_frac_num*N];
+ const spx_word16_t *iptr = & in[last_sample];
+
+-#ifndef OVERRIDE_INNER_PRODUCT_SINGLE
++#ifdef OVERRIDE_INNER_PRODUCT_SINGLE
++ if (!moz_speex_have_single_simd()) {
++#endif
+ int j;
+ sum = 0;
+ for(j=0;j<N;j++) sum += MULT16_16(sinct[j], iptr[j]);
+
+ /* This code is slower on most DSPs which have only 2 accumulators.
+ Plus this this forces truncation to 32 bits and you lose the HW guard bits.
+ I think we can trust the compiler and let it vectorize and/or unroll itself.
+ spx_word32_t accum[4] = {0,0,0,0};
+@@ -362,18 +358,20 @@ static int resampler_basic_direct_single
+ accum[0] += MULT16_16(sinct[j], iptr[j]);
+ accum[1] += MULT16_16(sinct[j+1], iptr[j+1]);
+ accum[2] += MULT16_16(sinct[j+2], iptr[j+2]);
+ accum[3] += MULT16_16(sinct[j+3], iptr[j+3]);
+ }
+ sum = accum[0] + accum[1] + accum[2] + accum[3];
+ */
+ sum = SATURATE32PSHR(sum, 15, 32767);
+-#else
++#ifdef OVERRIDE_INNER_PRODUCT_SINGLE
++ } else {
+ sum = inner_product_single(sinct, iptr, N);
++ }
+ #endif
+
+ out[out_stride * out_sample++] = sum;
+ last_sample += int_advance;
+ samp_frac_num += frac_advance;
+ if (samp_frac_num >= den_rate)
+ {
+ samp_frac_num -= den_rate;
+@@ -402,29 +400,33 @@ static int resampler_basic_direct_double
+ const spx_uint32_t den_rate = st->den_rate;
+ double sum;
+
+ while (!(last_sample >= (spx_int32_t)*in_len || out_sample >= (spx_int32_t)*out_len))
+ {
+ const spx_word16_t *sinct = & sinc_table[samp_frac_num*N];
+ const spx_word16_t *iptr = & in[last_sample];
+
+-#ifndef OVERRIDE_INNER_PRODUCT_DOUBLE
++#ifdef OVERRIDE_INNER_PRODUCT_DOUBLE
++ if(moz_speex_have_double_simd()) {
++#endif
+ int j;
+ double accum[4] = {0,0,0,0};
+
+ for(j=0;j<N;j+=4) {
+ accum[0] += sinct[j]*iptr[j];
+ accum[1] += sinct[j+1]*iptr[j+1];
+ accum[2] += sinct[j+2]*iptr[j+2];
+ accum[3] += sinct[j+3]*iptr[j+3];
+ }
+ sum = accum[0] + accum[1] + accum[2] + accum[3];
+-#else
++#ifdef OVERRIDE_INNER_PRODUCT_DOUBLE
++ } else {
+ sum = inner_product_double(sinct, iptr, N);
++ }
+ #endif
+
+ out[out_stride * out_sample++] = PSHR32(sum, 15);
+ last_sample += int_advance;
+ samp_frac_num += frac_advance;
+ if (samp_frac_num >= den_rate)
+ {
+ samp_frac_num -= den_rate;
+@@ -458,34 +460,38 @@ static int resampler_basic_interpolate_s
+ #ifdef FIXED_POINT
+ const spx_word16_t frac = PDIV32(SHL32((samp_frac_num*st->oversample) % st->den_rate,15),st->den_rate);
+ #else
+ const spx_word16_t frac = ((float)((samp_frac_num*st->oversample) % st->den_rate))/st->den_rate;
+ #endif
+ spx_word16_t interp[4];
+
+
+-#ifndef OVERRIDE_INTERPOLATE_PRODUCT_SINGLE
++#ifdef OVERRIDE_INTERPOLATE_PRODUCT_SINGLE
++ if (!moz_speex_have_single_simd()) {
++#endif
+ int j;
+ spx_word32_t accum[4] = {0,0,0,0};
+
+ for(j=0;j<N;j++) {
+ const spx_word16_t curr_in=iptr[j];
+ accum[0] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset-2]);
+ accum[1] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset-1]);
+ accum[2] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset]);
+ accum[3] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset+1]);
+ }
+
+ cubic_coef(frac, interp);
+ sum = MULT16_32_Q15(interp[0],SHR32(accum[0], 1)) + MULT16_32_Q15(interp[1],SHR32(accum[1], 1)) + MULT16_32_Q15(interp[2],SHR32(accum[2], 1)) + MULT16_32_Q15(interp[3],SHR32(accum[3], 1));
+ sum = SATURATE32PSHR(sum, 15, 32767);
+-#else
++#ifdef OVERRIDE_INTERPOLATE_PRODUCT_SINGLE
++ } else {
+ cubic_coef(frac, interp);
+ sum = interpolate_product_single(iptr, st->sinc_table + st->oversample + 4 - offset - 2, N, st->oversample, interp);
++ }
+ #endif
+
+ out[out_stride * out_sample++] = sum;
+ last_sample += int_advance;
+ samp_frac_num += frac_advance;
+ if (samp_frac_num >= den_rate)
+ {
+ samp_frac_num -= den_rate;
+@@ -521,33 +527,37 @@ static int resampler_basic_interpolate_d
+ #ifdef FIXED_POINT
+ const spx_word16_t frac = PDIV32(SHL32((samp_frac_num*st->oversample) % st->den_rate,15),st->den_rate);
+ #else
+ const spx_word16_t frac = ((float)((samp_frac_num*st->oversample) % st->den_rate))/st->den_rate;
+ #endif
+ spx_word16_t interp[4];
+
+
+-#ifndef OVERRIDE_INTERPOLATE_PRODUCT_DOUBLE
++#ifdef OVERRIDE_INTERPOLATE_PRODUCT_DOUBLE
++ if (!moz_speex_have_double_simd()) {
++#endif
+ int j;
+ double accum[4] = {0,0,0,0};
+
+ for(j=0;j<N;j++) {
+ const double curr_in=iptr[j];
+ accum[0] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset-2]);
+ accum[1] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset-1]);
+ accum[2] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset]);
+ accum[3] += MULT16_16(curr_in,st->sinc_table[4+(j+1)*st->oversample-offset+1]);
+ }
+
+ cubic_coef(frac, interp);
+ sum = MULT16_32_Q15(interp[0],accum[0]) + MULT16_32_Q15(interp[1],accum[1]) + MULT16_32_Q15(interp[2],accum[2]) + MULT16_32_Q15(interp[3],accum[3]);
+-#else
++#ifdef OVERRIDE_INTERPOLATE_PRODUCT_DOUBLE
++ } else {
+ cubic_coef(frac, interp);
+ sum = interpolate_product_double(iptr, st->sinc_table + st->oversample + 4 - offset - 2, N, st->oversample, interp);
++ }
+ #endif
+
+ out[out_stride * out_sample++] = PSHR32(sum,15);
+ last_sample += int_advance;
+ samp_frac_num += frac_advance;
+ if (samp_frac_num >= den_rate)
+ {
+ samp_frac_num -= den_rate;
+diff --git a/media/libspeex_resampler/src/resample_neon.c b/media/libspeex_resampler/src/resample_neon.c
+--- a/media/libspeex_resampler/src/resample_neon.c
++++ b/media/libspeex_resampler/src/resample_neon.c
+@@ -31,16 +31,18 @@
+ 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.
+ */
+
++#include "simd_detect.h"
++
+ #include <arm_neon.h>
+
+ #ifdef FIXED_POINT
+ #ifdef __thumb2__
+ static inline int32_t saturate_32bit_to_16bit(int32_t a) {
+ int32_t ret;
+ asm ("ssat %[ret], #16, %[a]"
+ : [ret] "=&r" (ret)
+@@ -60,17 +62,17 @@ static inline int32_t saturate_32bit_to_
+ return ret;
+ }
+ #endif
+ #undef WORD2INT
+ #define WORD2INT(x) (saturate_32bit_to_16bit(x))
+
+ #define OVERRIDE_INNER_PRODUCT_SINGLE
+ /* Only works when len % 4 == 0 */
+-static inline int32_t inner_product_single(const int16_t *a, const int16_t *b, unsigned int len)
++int32_t inner_product_single(const int16_t *a, const int16_t *b, unsigned int len)
+ {
+ int32_t ret;
+ uint32_t remainder = len % 16;
+ len = len - remainder;
+
+ asm volatile (" cmp %[len], #0\n"
+ " bne 1f\n"
+ " vld1.16 {d16}, [%[b]]!\n"
+@@ -134,17 +136,17 @@ static inline int32_t saturate_float_to_
+ : "q0");
+ return ret;
+ }
+ #undef WORD2INT
+ #define WORD2INT(x) (saturate_float_to_16bit(x))
+
+ #define OVERRIDE_INNER_PRODUCT_SINGLE
+ /* Only works when len % 4 == 0 */
+-static inline float inner_product_single(const float *a, const float *b, unsigned int len)
++float inner_product_single(const float *a, const float *b, unsigned int len)
+ {
+ float ret;
+ uint32_t remainder = len % 16;
+ len = len - remainder;
+
+ asm volatile (" cmp %[len], #0\n"
+ " bne 1f\n"
+ " vld1.32 {q4}, [%[b]]!\n"
+diff --git a/media/libspeex_resampler/src/resample_sse.c b/media/libspeex_resampler/src/resample_sse.c
+--- a/media/libspeex_resampler/src/resample_sse.c
++++ b/media/libspeex_resampler/src/resample_sse.c
+@@ -29,37 +29,39 @@
+ 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.
+ */
+
++#include "simd_detect.h"
++
+ #include <xmmintrin.h>
+
+ #define OVERRIDE_INNER_PRODUCT_SINGLE
+-static inline float inner_product_single(const float *a, const float *b, unsigned int len)
++float inner_product_single(const float *a, const float *b, unsigned int len)
+ {
+ int i;
+ float ret;
+ __m128 sum = _mm_setzero_ps();
+ for (i=0;i<len;i+=8)
+ {
+ sum = _mm_add_ps(sum, _mm_mul_ps(_mm_loadu_ps(a+i), _mm_loadu_ps(b+i)));
+ sum = _mm_add_ps(sum, _mm_mul_ps(_mm_loadu_ps(a+i+4), _mm_loadu_ps(b+i+4)));
+ }
+ sum = _mm_add_ps(sum, _mm_movehl_ps(sum, sum));
+ sum = _mm_add_ss(sum, _mm_shuffle_ps(sum, sum, 0x55));
+ _mm_store_ss(&ret, sum);
+ return ret;
+ }
+
+ #define OVERRIDE_INTERPOLATE_PRODUCT_SINGLE
+-static inline float interpolate_product_single(const float *a, const float *b, unsigned int len, const spx_uint32_t oversample, float *frac) {
++float interpolate_product_single(const float *a, const float *b, unsigned int len, const spx_uint32_t oversample, float *frac) {
+ int i;
+ float ret;
+ __m128 sum = _mm_setzero_ps();
+ __m128 f = _mm_loadu_ps(frac);
+ for(i=0;i<len;i+=2)
+ {
+ sum = _mm_add_ps(sum, _mm_mul_ps(_mm_load1_ps(a+i), _mm_loadu_ps(b+i*oversample)));
+ sum = _mm_add_ps(sum, _mm_mul_ps(_mm_load1_ps(a+i+1), _mm_loadu_ps(b+(i+1)*oversample)));
+@@ -70,17 +72,17 @@ static inline float interpolate_product_
+ _mm_store_ss(&ret, sum);
+ return ret;
+ }
+
+ #ifdef _USE_SSE2
+ #include <emmintrin.h>
+ #define OVERRIDE_INNER_PRODUCT_DOUBLE
+
+-static inline double inner_product_double(const float *a, const float *b, unsigned int len)
++double inner_product_double(const float *a, const float *b, unsigned int len)
+ {
+ int i;
+ double ret;
+ __m128d sum = _mm_setzero_pd();
+ __m128 t;
+ for (i=0;i<len;i+=8)
+ {
+ t = _mm_mul_ps(_mm_loadu_ps(a+i), _mm_loadu_ps(b+i));
+@@ -92,17 +94,17 @@ static inline double inner_product_doubl
+ sum = _mm_add_pd(sum, _mm_cvtps_pd(_mm_movehl_ps(t, t)));
+ }
+ sum = _mm_add_sd(sum, _mm_unpackhi_pd(sum, sum));
+ _mm_store_sd(&ret, sum);
+ return ret;
+ }
+
+ #define OVERRIDE_INTERPOLATE_PRODUCT_DOUBLE
+-static inline double interpolate_product_double(const float *a, const float *b, unsigned int len, const spx_uint32_t oversample, float *frac) {
++double interpolate_product_double(const float *a, const float *b, unsigned int len, const spx_uint32_t oversample, float *frac) {
+ int i;
+ double ret;
+ __m128d sum;
+ __m128d sum1 = _mm_setzero_pd();
+ __m128d sum2 = _mm_setzero_pd();
+ __m128 f = _mm_loadu_ps(frac);
+ __m128d f1 = _mm_cvtps_pd(f);
+ __m128d f2 = _mm_cvtps_pd(_mm_movehl_ps(f,f));