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middle-end/95739 - fix vector condition IFN expansion 

This fixes the omission of moving the expansion result to the
target.

2020-06-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/95739
	* internal-fn.c (expand_vect_cond_optab_fn): Move the result
	to the target if necessary.
	(expand_vect_cond_mask_optab_fn): Likewise.
This commit is contained in:
Richard Biener 2020-06-18 14:45:03 +02:00
parent 9435fb9668
commit eccc3d4326
1 changed files with 4 additions and 0 deletions
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gcc/internal-fn.c
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@ -2589,6 +2589,8 @@ expand_vect_cond_optab_fn (internal_fn, gcall *stmt, convert_optab optab)
create_fixed_operand (&ops[4], XEXP (comparison, 0));
create_fixed_operand (&ops[5], XEXP (comparison, 1));
expand_insn (icode, 6, ops);
if (!rtx_equal_p (ops[0].value, target))
emit_move_insn (target, ops[0].value);
}
#define expand_vec_cond_optab_fn expand_vect_cond_optab_fn
@ -2629,6 +2631,8 @@ expand_vect_cond_mask_optab_fn (internal_fn, gcall *stmt, convert_optab optab)
create_input_operand (&ops[2], rtx_op2, mode);
create_input_operand (&ops[3], mask, mask_mode);
expand_insn (icode, 4, ops);
if (!rtx_equal_p (ops[0].value, target))
emit_move_insn (target, ops[0].value);
}
#define expand_vec_cond_mask_optab_fn expand_vect_cond_mask_optab_fn