dgemv_kernel_4x4(Haswell): add missing clobbers for xmm0,xmm1,xmm2,xmm3
This fixes a crash in dblat2 when OpenBLAS is compiled using
march=znver1 -ftree-vectorize -O2
See also:
@@ -104,6 +104,7 @@ static void dgemv_kernel_4x4( BLASLONG n, FLOAT **ap, FLOAT *x, FLOAT *y, FLOAT
"r" (ap[3]), // 7
"r" (alpha) // 8
: "cc",
+ "%xmm0", "%xmm1", "%xmm2", "%xmm3",
"%xmm4", "%xmm5",
"%xmm6", "%xmm7",
"%xmm8", "%xmm9",
