OpenBLAS/kernel/mips/macros_msa.h

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#ifndef __MACROS_MSA_H__
#define __MACROS_MSA_H__

#include <msa.h>

#define LD_D(RTYPE, psrc) *((RTYPE *)(psrc))
#define LD_DP(...) LD_D(v2f64, __VA_ARGS__)

#define ST_D(RTYPE, in, pdst) *((RTYPE *)(pdst)) = (in)
#define ST_DP(...) ST_D(v2f64, __VA_ARGS__)

/* Description : Load 2 vectors of double precision floating point elements with stride
   Arguments   : Inputs  - psrc, stride
                 Outputs - out0, out1
                 Return Type - double precision floating point
*/
#define LD_DP2(psrc, stride, out0, out1)  \
{                                         \
    out0 = LD_DP((psrc));                 \
    out1 = LD_DP((psrc) + stride);        \
}

#define LD_DP4(psrc, stride, out0, out1, out2, out3)  \
{                                                     \
    LD_DP2(psrc, stride, out0, out1)                  \
    LD_DP2(psrc + 2 * stride, stride, out2, out3)     \
}

/* Description : Store vectors of double precision floating point elements with stride
   Arguments   : Inputs - in0, in1, pdst, stride
   Details     : Store 2 double precision floating point elements from 'in0' to (pdst)
                 Store 2 double precision floating point elements from 'in1' to (pdst + stride)
*/
#define ST_DP2(in0, in1, pdst, stride)  \
{                                       \
    ST_DP(in0, (pdst));                 \
    ST_DP(in1, (pdst) + stride);        \
}

#define ST_DP4(in0, in1, in2, in3, pdst, stride)   \
{                                                  \
    ST_DP2(in0, in1, (pdst), stride);              \
    ST_DP2(in2, in3, (pdst) + 2 * stride, stride); \
}

#define ST_DP8(in0, in1, in2, in3, in4, in5, in6, in7, pdst, stride)  \
{                                                                     \
    ST_DP4(in0, in1, in2, in3, (pdst), stride);                       \
    ST_DP4(in4, in5, in6, in7, (pdst) + 4 * stride, stride);          \
}

#endif  /* __MACROS_MSA_H__ */