diff options
Diffstat (limited to 'gcc/internal-fn.cc')
| -rw-r--r-- | gcc/internal-fn.cc | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/internal-fn.cc b/gcc/internal-fn.cc index bec60cd..278db7b 100644 --- a/gcc/internal-fn.cc +++ b/gcc/internal-fn.cc @@ -175,6 +175,7 @@ init_internal_fns () #define len_store_direct { 3, 3, false } #define len_maskstore_direct { 4, 5, false } #define vec_set_direct { 3, 3, false } +#define vec_extract_direct { 3, 3, false } #define unary_direct { 0, 0, true } #define unary_convert_direct { -1, 0, true } #define binary_direct { 0, 0, true } @@ -3107,6 +3108,43 @@ expand_vec_set_optab_fn (internal_fn, gcall *stmt, convert_optab optab) gcc_unreachable (); } +/* Expand VEC_EXTRACT optab internal function. */ + +static void +expand_vec_extract_optab_fn (internal_fn, gcall *stmt, convert_optab optab) +{ + tree lhs = gimple_call_lhs (stmt); + tree op0 = gimple_call_arg (stmt, 0); + tree op1 = gimple_call_arg (stmt, 1); + + rtx target = expand_expr (lhs, NULL_RTX, VOIDmode, EXPAND_WRITE); + + machine_mode outermode = TYPE_MODE (TREE_TYPE (op0)); + machine_mode extract_mode = TYPE_MODE (TREE_TYPE (lhs)); + + rtx src = expand_normal (op0); + rtx pos = expand_normal (op1); + + class expand_operand ops[3]; + enum insn_code icode = convert_optab_handler (optab, outermode, + extract_mode); + + if (icode != CODE_FOR_nothing) + { + create_output_operand (&ops[0], target, extract_mode); + create_input_operand (&ops[1], src, outermode); + create_convert_operand_from (&ops[2], pos, + TYPE_MODE (TREE_TYPE (op1)), true); + if (maybe_expand_insn (icode, 3, ops)) + { + if (!rtx_equal_p (target, ops[0].value)) + emit_move_insn (target, ops[0].value); + return; + } + } + gcc_unreachable (); +} + static void expand_ABNORMAL_DISPATCHER (internal_fn, gcall *) { @@ -3946,6 +3984,7 @@ multi_vector_optab_supported_p (convert_optab optab, tree_pair types, #define direct_mask_fold_left_optab_supported_p direct_optab_supported_p #define direct_check_ptrs_optab_supported_p direct_optab_supported_p #define direct_vec_set_optab_supported_p direct_optab_supported_p +#define direct_vec_extract_optab_supported_p direct_optab_supported_p /* Return the optab used by internal function FN. */ |