B
     \E*                 @   s  d dl mZmZmZ d dlZd dlmZ d dlmZ d dlm	  m
Z d dlmZ d dlmZ d dlmZ d dlmZ d dlmZ d d	lmZmZmZ d
dlmZ d
dlmZ d
dlmZ d
dlmZ e Zej Z ej!"ej#ej$dZ%efddZ&e ej'ej(dd Z)e ej*ej(dd Z+e ej,ej(dd Z-e ej.ej(dd Z/e ej0dd Z1e ej2ej(dd Z3e ej4ej(dd Z5e ej6ej(d d! Z7e ej6d"d# Z8e ej9ej(d$d% Z:e ej;d&d' Z<e ej=ej>ej(ej>ej?d(d) Z@d*d+ ZAe ejBej>ej>eAd, e ejCej>ej>eAd- e ejDjEejFejGej>e ejDjEejFejHej>e ejDjEejFejIej>d.d/ ZJe d0ejHej>d1d2 ZKd3d4 ZLd:d6d7ZMd8d9 ZNdS );    )print_functionabsolute_importdivisionN)reduce)Type)ir)Registry)cgutils)types)mangle_cmanglemangle_type   )target)stubs)hlc)enums   c                sl   |j }|jtjkrtj }n |j} fdd|jD }t||}	|||}
|	|	|
}t
j|_|S )a  Insert declaration for a opencl builtin function.
    Uses the Itanium mangler.

    Args
    ----
    context: target context

    builder: llvm builder

    name: str
        symbol name

    sig: signature
        function signature of the symbol being declared

    cargs: sequence of str
        C type names for the arguments

    mangler: a mangler function
        function to use to mangle the symbol

    c                s   g | ]}  |qS  )get_value_type).0t)contextr   0lib/python3.7/site-packages/numba/roc/hsaimpl.py
<listcomp>9   s    z%_declare_function.<locals>.<listcomp>)modulereturn_typer
   voidlcr   r   argsfunctionget_or_insert_functionr   CC_SPIR_FUNCcalling_convention)r   buildernamesigZcargsZmanglermodZllrettyZllargsfntyZmangledfnr   )r   r   _declare_function   s    
r*   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_global_idzunsigned int)r*   callcastr
   uintpintp)r   r$   r&   r   dimr+   resr   r   r   get_global_id_implA   s
    
r2   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_local_idzunsigned int)r*   r,   r-   r
   r.   r/   )r   r$   r&   r   r0   r3   r1   r   r   r   get_local_id_implJ   s
    
r4   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_group_idzunsigned int)r*   r,   r-   r
   r.   r/   )r   r$   r&   r   r0   r5   r1   r   r   r   get_group_id_implS   s
    
r6   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_num_groupszunsigned int)r*   r,   r-   r
   r.   r/   )r   r$   r&   r   r0   r7   r1   r   r   r   get_num_groups_impl\   s
    
r8   c             C   s"   t | |d|dg}||g }|S )Nget_work_dimr   )r*   r,   )r   r$   r&   r   r9   r1   r   r   r   get_work_dim_imple   s    
r:   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_global_sizezunsigned int)r*   r,   r-   r
   r.   r/   )r   r$   r&   r   r0   r;   r1   r   r   r   get_global_size_implm   s
    
r<   c             C   s:   |\}t | |d|dg}|||g}| ||tjtjS )Nget_local_sizezunsigned int)r*   r,   r-   r
   r.   r/   )r   r$   r&   r   r0   r=   r1   r   r   r   get_local_size_implv   s
    
r>   c             C   s*   |\}t | |d|dg}|||g tS )Nbarrierzunsigned int)r*   r,   _void_value)r   r$   r&   r   flagsr?   r   r   r   barrier_one_arg_impl   s
    
rB   c             C   sH   |rt ttj}t| |d|dg}| tjtj}|||g t	S )Nr?   zunsigned int)
AssertionErrorr
   r   uint32r*   get_constantr   ZCLK_GLOBAL_MEM_FENCEr,   r@   )r   r$   r&   r   r?   rA   r   r   r   barrier_no_arg_impl   s    
rF   c             C   s*   |\}t | |d|dg}|||g tS )N	mem_fencezunsigned int)r*   r,   r@   )r   r$   r&   r   rA   rG   r   r   r   mem_fence_impl   s
    
rH   c             C   s8   |rt tt g }|jjd|d}||g  tS )Nzllvm.amdgcn.wave.barrier)r(   )rC   r   r    r   r   declare_intrinsicr,   r@   )r   r$   r&   r   r(   r)   r   r   r   wavebarrier_impl   s
    rJ   c                s   |\}}}}|j d |j d ks$t|j d }|j}	t|	td}
td}d|	}t|
|g} jj||d}t	j
|_ fdd} |||||||g} || |S )	Nr          r   z(__hsail_activelanepermute_wavewidth_b{0})r%   c                s     | S )N)bitcast)val)r$   intbitwidthr   r   r-      s    z.activelanepermute_wavewidth_impl.<locals>.cast)r   rC   bitwidthr   intformatr    r   r!   r   r"   r#   r,   rM   r   )r   r$   r&   r   srcZlaneidZidentityZ	use_identZ	elem_typerP   i32Zi1r%   r(   r)   r-   resultr   )r$   rO   r    activelanepermute_wavewidth_impl   s    




rV   c                s    fdd}|S )Nc                s   |j |jd kst|\}}td}t|||g}|jj |d}|||}t	j
|d}	|||	}||||||f}
||
| |j S )z'
        args are (index, src)
        r   rL   )r(      )r   r   rC   r   rQ   r    r   rI   Ztruncr   Constantmulr,   rM   r   )r   r$   r&   r   idxrS   rT   r(   r)   ZfourrU   )intrinsic_namer   r   _impl   s    
z_gen_ds_permute.<locals>._implr   )r[   r\   r   )r[   r   _gen_ds_permute   s    r]   zllvm.amdgcn.ds.permutezllvm.amdgcn.ds.bpermutec                s   |j \}}}|\}}}	|j}
|tjkr4|g}|g}n.tj |t|d} fddt||D }|
|krztd|
|f |j	t|krtd|j	t|f 
| |}t |||} jd||	ddS )	N)countc                s"   g | ]\}}  ||tjqS r   )r-   r
   r/   )r   r   i)r$   r   r   r   r      s   z*hsail_atomic_add_tuple.<locals>.<listcomp>zexpecting %s but got %sz#indexing %d-D array with %d-D indexaddZ	monotonic)Zordering)r   dtyper
   r/   r	   Zunpack_tuplelenzip	TypeErrorndim
make_arrayZget_item_pointerZ
atomic_rmw)r   r$   r&   r   arytyZindtyZvaltyaryZindsrN   ra   indicesZlaryZptrr   )r$   r   r   hsail_atomic_add_tuple   s"    

rj   zhsail.smem.allocc             C   s   |\}}t | |||dtjdS )NZ_hsapy_smem)shapera   symbol_name	addrspace)_generic_arrayr   SPIR_LOCAL_ADDRSPACE)r   r$   r&   r   rk   ra   r   r   r   hsail_smem_alloc_array   s    
rp   c             C   s   t tj|}| |}t||}|tjkr|j}	|		|||}
|dkrRt
dntj|
_|tjkrptd| | ||
tj}ntdjf t t| ||||S )Nr   zarray length <= 0zunsupported type: %szaddrspace {addrspace})r   operatorrY   get_data_typer   Zarrayr   ro   r   Zadd_global_variable
ValueErrorr   ZLINKAGE_INTERNALZlinkager
   Znumber_domainrd   ZaddrspacecastZSPIR_GENERIC_ADDRSPACENotImplementedErrorrR   locals_make_array)r   r$   rk   ra   rl   rm   Z	elemcountlldtypeZlarytyZlmodZgvmemdataptrr   r   r   rn      s    




rn   Cc          	      s   t |}tj||dd} | |}t }	 |}
|
|	}|g}x2tt|dd  D ]\}}|	||d   q`W dd t|D } fdd|D } fdd|D } j
||||jjt||t|| tj|d d	 | S )
Nry   )ra   re   layoutr   c             S   s   g | ]}|qS r   r   )r   sr   r   r   r   "  s    z_make_array.<locals>.<listcomp>c                s   g | ]}  tj|qS r   )rE   r
   r/   )r   r|   )r   r   r   r   $  s    c                s   g | ]}  tj|qS r   )rE   r
   r/   )r   r|   )r   r   r   r   %  s    )datark   stridesitemsizeZmeminfo)rb   r
   Arrayrf   _get_target_datarr   Zget_abi_size	enumeratereversedappendZpopulate_arrayrM   r}   typer	   Z
pack_arrayrE   r/   Z	_getvalue)r   r$   rx   ra   rk   rz   re   rg   rh   Z
targetdatarw   r   Zrstridesr_   Zlastsizer~   ZkshapeZkstridesr   )r   r   rv     s&    



rv   c             C   s   t tj| j S )N)llZcreate_target_datar   Z
DATALAYOUTZaddress_size)r   r   r   r   r   1  s    r   )ry   )OZ
__future__r   r   r   rq   	functoolsr   Zllvmlite.llvmpy.corer   ZllvmpyZcorer   Zllvmlite.bindingZbindingr   Zllvmliter   Znumba.targets.imputilsr   Znumbar	   r
   Znumba.itanium_manglerr   r   r    r   r   r   r   registrylowerrX   ZnullZpointerrQ   r@   r*   r+   rD   r2   r3   r4   r5   r6   r7   r8   r9   r:   r;   r<   r=   r>   r?   rB   rF   rG   rH   ZwavebarrierrJ   Zactivelanepermute_wavewidthZAnyZbool_rV   r]   Z
ds_permuteZds_bpermuteZatomicr`   r   r/   ZUniTupleZTuplerj   rp   rn   rv   r   r   r   r   r   <module>   sV   $							

