audio: use _mm_srli_si128 instead of _mm_bsrli_si128.

They're the same thing (one is generally a #define of the other), but some toolchains don't offer the 'b' version.
libsdl-org · Jan 23, 2017 · fab4501 · fab4501
1 parent 3594bf8
commit fab4501
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/audio/SDL_audiotypecvt.c b/src/audio/SDL_audiotypecvt.c
@@ -498,7 +498,7 @@ SDL_Convert_S32_to_F32_SSE2(SDL_AudioCVT *cvt, SDL_AudioFormat format)
         while (i >= 4) {   /* 4 * sint32 */
             const __m128i ints = _mm_load_si128(mmsrc);
             /* bitshift the whole register over, so _mm_cvtepi32_pd can read the top ints in the bottom of the vector. */
-            const __m128d doubles1 = _mm_mul_pd(_mm_cvtepi32_pd(_mm_bsrli_si128(ints, 8)), divby2147483647);
+            const __m128d doubles1 = _mm_mul_pd(_mm_cvtepi32_pd(_mm_srli_si128(ints, 8)), divby2147483647);
             const __m128d doubles2 = _mm_mul_pd(_mm_cvtepi32_pd(ints), divby2147483647);
             /* convert to float32, bitshift/or to get these into a vector to store. */
             _mm_store_ps(dst, _mm_castsi128_ps(_mm_or_si128(_mm_bslli_si128(_mm_castps_si128(_mm_cvtpd_ps(doubles1)), 8), _mm_castps_si128(_mm_cvtpd_ps(doubles2)))));
@@ -723,7 +723,7 @@ SDL_Convert_F32_to_S32_SSE2(SDL_AudioCVT *cvt, SDL_AudioFormat format)
         while (i >= 4) {   /* 4 * float32 */
             const __m128 floats = _mm_load_ps(src);
             /* bitshift the whole register over, so _mm_cvtps_pd can read the top floats in the bottom of the vector. */
-            const __m128d doubles1 = _mm_mul_pd(_mm_cvtps_pd(_mm_castsi128_ps(_mm_bsrli_si128(_mm_castps_si128(floats), 8))), mulby2147483647);
+            const __m128d doubles1 = _mm_mul_pd(_mm_cvtps_pd(_mm_castsi128_ps(_mm_srli_si128(_mm_castps_si128(floats), 8))), mulby2147483647);
             const __m128d doubles2 = _mm_mul_pd(_mm_cvtps_pd(floats), mulby2147483647);
             _mm_store_si128(mmdst, _mm_or_si128(_mm_bslli_si128(_mm_cvtpd_epi32(doubles1), 8), _mm_cvtpd_epi32(doubles2)));
             i -= 4; src += 4; mmdst++;