bugfix in sgemv_t_microk_sandy.c

diff --git a/kernel/x86_64/KERNEL.SANDYBRIDGE b/kernel/x86_64/KERNEL.SANDYBRIDGE
index 7228357cebbdc9ffeb26d7285dd6763a63d023c3..7d6b81d544f3225a67bec059e326d34ad1277453 100644 (file)
--- a/kernel/x86_64/KERNEL.SANDYBRIDGE
+++ b/kernel/x86_64/KERNEL.SANDYBRIDGE
@@ -1,3 +1,11 @@
+ifdef OS_WINDOWS
+#SGEMVNKERNEL = ../arm/gemv_n.c
+SGEMVTKERNEL = ../arm/gemv_t.c
+else
+#SGEMVNKERNEL = sgemv_n_avx.c
+SGEMVTKERNEL = sgemv_t_avx.c
+endif
+
 
 SGEMMKERNEL    =  sgemm_kernel_16x4_sandy.S
 SGEMMINCOPY    =  ../generic/gemm_ncopy_16.c

diff --git a/kernel/x86_64/sgemv_t_microk_sandy.c b/kernel/x86_64/sgemv_t_microk_sandy.c
index 1745db3a7654c05d034e32463e9999bb878edde1..4ecd6d3d024f512c349a80d8df2470f71d43a489 100644 (file)
--- a/kernel/x86_64/sgemv_t_microk_sandy.c
+++ b/kernel/x86_64/sgemv_t_microk_sandy.c
@@ -80,7 +80,8 @@ static void  sgemv_kernel_16( long n, float alpha, float *a, long lda, float *x,
        "vhaddps        %%xmm12, %%xmm12, %%xmm12\n\t"  
        "vhaddps        %%xmm12, %%xmm12, %%xmm12\n\t"  
 
-       "vfmaddss       (%%rdx), %%xmm12, %%xmm1, %%xmm12\n\t"
+       "vmulss         %%xmm12, %%xmm1, %%xmm12 \n\t"
+       "vaddss        (%%rdx), %%xmm12, %%xmm12\n\t"
        "vmovss         %%xmm12, (%%rdx)         \n\t"  // store temp -> y
 
        :