cuComplex API supported by HIP

1. cuComplex Data types

type	CUDA	HIP	HIP value (if differs)
float2	`cuFloatComplex`	`hipFloatComplex`	struct
double2	`cuDoubleComplex`	`hipDoubleComplex`	struct
float2	`cuComplex`	`hipComplex`	struct

2. cuComplex API functions

CUDA	HIP
`cuCrealf`	`hipCrealf`
`cuCimagf`	`hipCimagf`
`make_cuFloatComplex`	`make_hipFloatComplex`
`cuConjf`	`hipConjf`
`cuCaddf`	`hipCaddf`
`cuCsubf`	`hipCsubf`
`cuCmulf`	`hipCmulf`
`cuCdivf`	`hipCdivf`
`cuCabsf`	`hipCabsf`
`cuCreal`	`hipCreal`
`cuCimag`	`hipCimag`
`make_cuDoubleComplex`	`make_hipDoubleComplex`
`cuConj`	`hipConj`
`cuCadd`	`hipCadd`
`cuCsub`	`hipCsub`
`cuCmul`	`hipCmul`
`cuCdiv`	`hipCdiv`
`cuCabs`	`hipCabs`
`make_cuComplex`	`make_hipComplex`
`cuComplexFloatToDouble`	`hipComplexFloatToDouble`
`cuComplexDoubleToFloat`	`hipComplexDoubleToFloat`
`cuCfmaf`	`hipCfmaf`
`cuCfma`	`hipCfma`