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ivopts: Handle vector with length IFNs 

This patch is to handle vector with length internal functions
IFN_LEN_LOAD and IFN_LEN_STORE in IVOPTS.

gcc/ChangeLog:

	* tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
	IFN_LEN_LOAD and IFN_LEN_STORE.
	(get_alias_ptr_type_for_ptr_address): Likewise.
This commit is contained in:
Kewen Lin 2020-07-23 04:27:50 -05:00
parent 3eb72737a2
commit ead2be56f0
1 changed files with 4 additions and 0 deletions
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4
gcc/tree-ssa-loop-ivopts.c
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@ -2436,12 +2436,14 @@ get_mem_type_for_internal_fn (gcall *call, tree *op_p)
{
case IFN_MASK_LOAD:
case IFN_MASK_LOAD_LANES:
case IFN_LEN_LOAD:
if (op_p == gimple_call_arg_ptr (call, 0))
return TREE_TYPE (gimple_call_lhs (call));
return NULL_TREE;
case IFN_MASK_STORE:
case IFN_MASK_STORE_LANES:
case IFN_LEN_STORE:
if (op_p == gimple_call_arg_ptr (call, 0))
return TREE_TYPE (gimple_call_arg (call, 3));
return NULL_TREE;
@ -7415,6 +7417,8 @@ get_alias_ptr_type_for_ptr_address (iv_use *use)
case IFN_MASK_STORE:
case IFN_MASK_LOAD_LANES:
case IFN_MASK_STORE_LANES:
case IFN_LEN_LOAD:
case IFN_LEN_STORE:
/* The second argument contains the correct alias type. */
gcc_assert (use->op_p = gimple_call_arg_ptr (call, 0));
return TREE_TYPE (gimple_call_arg (call, 1));