gcc/testsuite/gcc.target/riscv/_Float16-zhinxmin-1.c

/* { dg-do compile } */
/* { dg-options "-march=rv64i_zhinxmin -mabi=lp64 -O" } */

_Float16 foo1 (_Float16 a, _Float16 b)
{
    /* { dg-final { scan-assembler-not "fmv.h" } } */
    /* { dg-final { scan-assembler-not "fmv.s" } } */
    /* { dg-final { scan-assembler-times "mv" 1 } } */
    return b;
}