optabs.c (expand_binop_directly): Allow scalar mode for vec_pack_trunc_optab.
gcc/ * optabs.c (expand_binop_directly): Allow scalar mode for vec_pack_trunc_optab. * tree-vect-loop.c (vect_determine_vectorization_factor): Skip boolean vector producers from pattern sequence when computing VF. * tree-vect-patterns.c (vect_vect_recog_func_ptrs) Add vect_recog_mask_conversion_pattern. (search_type_for_mask): Choose the smallest type if different size types are mixed. (build_mask_conversion): New. (vect_recog_mask_conversion_pattern): New. (vect_pattern_recog_1): Allow scalar mode for boolean vectype. * tree-vect-stmts.c (vectorizable_mask_load_store): Support masked load with pattern. (vectorizable_conversion): Support boolean vectors. (free_stmt_vec_info): Allow patterns for statements with no lhs. * tree-vectorizer.h (NUM_PATTERNS): Increase to 14. From-SVN: r230103
This commit is contained in:
Ilya Enkovich
Ilya Enkovich
parent
f79fe06f4d
commit
e6f5c25d91
@ -1,3 +1,22 @@
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2015-11-10 Ilya Enkovich <enkovich.gnu@gmail.com>
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* optabs.c (expand_binop_directly): Allow scalar mode for
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vec_pack_trunc_optab.
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* tree-vect-loop.c (vect_determine_vectorization_factor): Skip
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boolean vector producers from pattern sequence when computing VF.
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* tree-vect-patterns.c (vect_vect_recog_func_ptrs) Add
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vect_recog_mask_conversion_pattern.
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(search_type_for_mask): Choose the smallest
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type if different size types are mixed.
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(build_mask_conversion): New.
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(vect_recog_mask_conversion_pattern): New.
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(vect_pattern_recog_1): Allow scalar mode for boolean vectype.
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* tree-vect-stmts.c (vectorizable_mask_load_store): Support masked
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load with pattern.
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(vectorizable_conversion): Support boolean vectors.
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(free_stmt_vec_info): Allow patterns for statements with no lhs.
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* tree-vectorizer.h (NUM_PATTERNS): Increase to 14.
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2015-11-10 Ilya Enkovich <enkovich.gnu@gmail.com>
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* config/i386/i386-protos.h (ix86_expand_sse_movcc): New.
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@ -1047,7 +1047,8 @@ expand_binop_directly (machine_mode mode, optab binoptab,
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/* The mode of the result is different then the mode of the
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arguments. */
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tmp_mode = insn_data[(int) icode].operand[0].mode;
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if (GET_MODE_NUNITS (tmp_mode) != 2 * GET_MODE_NUNITS (mode))
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if (VECTOR_MODE_P (mode)
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&& GET_MODE_NUNITS (tmp_mode) != 2 * GET_MODE_NUNITS (mode))
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{
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delete_insns_since (last);
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return NULL_RTX;
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@ -492,6 +492,12 @@ vect_determine_vectorization_factor (loop_vec_info loop_vinfo)
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}
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}
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/* Don't try to compute VF out scalar types if we stmt
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produces boolean vector. Use result vectype instead. */
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if (VECTOR_BOOLEAN_TYPE_P (vectype))
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vf_vectype = vectype;
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else
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{
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/* The vectorization factor is according to the smallest
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scalar type (or the largest vector size, but we only
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support one vector size per loop). */
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@ -506,6 +512,7 @@ vect_determine_vectorization_factor (loop_vec_info loop_vinfo)
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dump_printf (MSG_NOTE, "\n");
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}
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vf_vectype = get_vectype_for_scalar_type (scalar_type);
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}
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if (!vf_vectype)
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{
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if (dump_enabled_p ())
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@ -66,6 +66,7 @@ static gimple *vect_recog_mult_pattern (vec<gimple *> *,
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static gimple *vect_recog_mixed_size_cond_pattern (vec<gimple *> *,
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tree *, tree *);
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static gimple *vect_recog_bool_pattern (vec<gimple *> *, tree *, tree *);
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static gimple *vect_recog_mask_conversion_pattern (vec<gimple *> *, tree *, tree *);
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static vect_recog_func_ptr vect_vect_recog_func_ptrs[NUM_PATTERNS] = {
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vect_recog_widen_mult_pattern,
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vect_recog_widen_sum_pattern,
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@ -79,7 +80,8 @@ static vect_recog_func_ptr vect_vect_recog_func_ptrs[NUM_PATTERNS] = {
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vect_recog_divmod_pattern,
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vect_recog_mult_pattern,
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vect_recog_mixed_size_cond_pattern,
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vect_recog_bool_pattern};
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vect_recog_bool_pattern,
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vect_recog_mask_conversion_pattern};
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static inline void
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append_pattern_def_seq (stmt_vec_info stmt_info, gimple *stmt)
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@ -3152,7 +3154,7 @@ search_type_for_mask (tree var, vec_info *vinfo)
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enum vect_def_type dt;
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tree rhs1;
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enum tree_code rhs_code;
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tree res = NULL_TREE;
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tree res = NULL_TREE, res2;
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if (TREE_CODE (var) != SSA_NAME)
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return NULL_TREE;
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@ -3185,13 +3187,26 @@ search_type_for_mask (tree var, vec_info *vinfo)
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case BIT_AND_EXPR:
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case BIT_IOR_EXPR:
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case BIT_XOR_EXPR:
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if (!(res = search_type_for_mask (rhs1, vinfo)))
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res = search_type_for_mask (gimple_assign_rhs2 (def_stmt), vinfo);
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res = search_type_for_mask (rhs1, vinfo);
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res2 = search_type_for_mask (gimple_assign_rhs2 (def_stmt), vinfo);
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if (!res || (res2 && TYPE_PRECISION (res) > TYPE_PRECISION (res2)))
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res = res2;
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break;
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default:
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if (TREE_CODE_CLASS (rhs_code) == tcc_comparison)
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{
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tree comp_vectype, mask_type;
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comp_vectype = get_vectype_for_scalar_type (TREE_TYPE (rhs1));
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if (comp_vectype == NULL_TREE)
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return NULL_TREE;
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mask_type = get_mask_type_for_scalar_type (TREE_TYPE (rhs1));
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if (!mask_type
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|| !expand_vec_cmp_expr_p (comp_vectype, mask_type))
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return NULL_TREE;
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if (TREE_CODE (TREE_TYPE (rhs1)) != INTEGER_TYPE
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|| !TYPE_UNSIGNED (TREE_TYPE (rhs1)))
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{
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@ -3453,6 +3468,255 @@ vect_recog_bool_pattern (vec<gimple *> *stmts, tree *type_in,
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}
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/* A helper for vect_recog_mask_conversion_pattern. Build
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conversion of MASK to a type suitable for masking VECTYPE.
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Built statement gets required vectype and is appended to
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a pattern sequence of STMT_VINFO.
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Return converted mask. */
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static tree
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build_mask_conversion (tree mask, tree vectype, stmt_vec_info stmt_vinfo,
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vec_info *vinfo)
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{
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gimple *stmt;
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tree masktype, tmp;
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stmt_vec_info new_stmt_info;
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masktype = build_same_sized_truth_vector_type (vectype);
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tmp = vect_recog_temp_ssa_var (TREE_TYPE (masktype), NULL);
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stmt = gimple_build_assign (tmp, CONVERT_EXPR, mask);
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new_stmt_info = new_stmt_vec_info (stmt, vinfo);
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set_vinfo_for_stmt (stmt, new_stmt_info);
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STMT_VINFO_VECTYPE (new_stmt_info) = masktype;
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append_pattern_def_seq (stmt_vinfo, stmt);
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return tmp;
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}
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/* Function vect_recog_mask_conversion_pattern
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Try to find statements which require boolean type
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converison. Additional conversion statements are
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added to handle such cases. For example:
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bool m_1, m_2, m_3;
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int i_4, i_5;
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double d_6, d_7;
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char c_1, c_2, c_3;
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S1 m_1 = i_4 > i_5;
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S2 m_2 = d_6 < d_7;
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S3 m_3 = m_1 & m_2;
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S4 c_1 = m_3 ? c_2 : c_3;
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Will be transformed into:
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S1 m_1 = i_4 > i_5;
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S2 m_2 = d_6 < d_7;
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S3'' m_2' = (_Bool[bitsize=32])m_2
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S3' m_3' = m_1 & m_2';
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S4'' m_3'' = (_Bool[bitsize=8])m_3'
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S4' c_1' = m_3'' ? c_2 : c_3; */
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static gimple *
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vect_recog_mask_conversion_pattern (vec<gimple *> *stmts, tree *type_in,
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tree *type_out)
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{
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gimple *last_stmt = stmts->pop ();
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enum tree_code rhs_code;
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tree lhs, rhs1, rhs2, tmp, rhs1_type, rhs2_type, vectype1, vectype2;
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stmt_vec_info stmt_vinfo = vinfo_for_stmt (last_stmt);
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stmt_vec_info pattern_stmt_info;
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vec_info *vinfo = stmt_vinfo->vinfo;
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gimple *pattern_stmt;
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/* Check for MASK_LOAD ans MASK_STORE calls requiring mask conversion. */
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if (is_gimple_call (last_stmt)
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&& gimple_call_internal_p (last_stmt)
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&& (gimple_call_internal_fn (last_stmt) == IFN_MASK_STORE
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|| gimple_call_internal_fn (last_stmt) == IFN_MASK_LOAD))
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{
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bool load = (gimple_call_internal_fn (last_stmt) == IFN_MASK_LOAD);
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if (load)
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{
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lhs = gimple_call_lhs (last_stmt);
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vectype1 = get_vectype_for_scalar_type (TREE_TYPE (lhs));
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}
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else
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{
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rhs2 = gimple_call_arg (last_stmt, 3);
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vectype1 = get_vectype_for_scalar_type (TREE_TYPE (rhs2));
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}
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rhs1 = gimple_call_arg (last_stmt, 2);
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rhs1_type = search_type_for_mask (rhs1, vinfo);
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if (!rhs1_type)
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return NULL;
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vectype2 = get_mask_type_for_scalar_type (rhs1_type);
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if (!vectype1 || !vectype2
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|| TYPE_VECTOR_SUBPARTS (vectype1) == TYPE_VECTOR_SUBPARTS (vectype2))
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return NULL;
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tmp = build_mask_conversion (rhs1, vectype1, stmt_vinfo, vinfo);
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if (load)
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{
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lhs = vect_recog_temp_ssa_var (TREE_TYPE (lhs), NULL);
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pattern_stmt
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= gimple_build_call_internal (IFN_MASK_LOAD, 3,
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gimple_call_arg (last_stmt, 0),
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gimple_call_arg (last_stmt, 1),
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tmp);
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gimple_call_set_lhs (pattern_stmt, lhs);
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}
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else
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pattern_stmt
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= gimple_build_call_internal (IFN_MASK_STORE, 4,
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gimple_call_arg (last_stmt, 0),
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gimple_call_arg (last_stmt, 1),
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tmp,
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gimple_call_arg (last_stmt, 3));
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pattern_stmt_info = new_stmt_vec_info (pattern_stmt, vinfo);
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set_vinfo_for_stmt (pattern_stmt, pattern_stmt_info);
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STMT_VINFO_DATA_REF (pattern_stmt_info)
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= STMT_VINFO_DATA_REF (stmt_vinfo);
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STMT_VINFO_DR_BASE_ADDRESS (pattern_stmt_info)
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= STMT_VINFO_DR_BASE_ADDRESS (stmt_vinfo);
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STMT_VINFO_DR_INIT (pattern_stmt_info) = STMT_VINFO_DR_INIT (stmt_vinfo);
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STMT_VINFO_DR_OFFSET (pattern_stmt_info)
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= STMT_VINFO_DR_OFFSET (stmt_vinfo);
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STMT_VINFO_DR_STEP (pattern_stmt_info) = STMT_VINFO_DR_STEP (stmt_vinfo);
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STMT_VINFO_DR_ALIGNED_TO (pattern_stmt_info)
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= STMT_VINFO_DR_ALIGNED_TO (stmt_vinfo);
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DR_STMT (STMT_VINFO_DATA_REF (stmt_vinfo)) = pattern_stmt;
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*type_out = vectype1;
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*type_in = vectype1;
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stmts->safe_push (last_stmt);
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if (dump_enabled_p ())
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dump_printf_loc (MSG_NOTE, vect_location,
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"vect_recog_mask_conversion_pattern: detected:\n");
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return pattern_stmt;
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}
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if (!is_gimple_assign (last_stmt))
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return NULL;
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lhs = gimple_assign_lhs (last_stmt);
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rhs1 = gimple_assign_rhs1 (last_stmt);
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rhs_code = gimple_assign_rhs_code (last_stmt);
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/* Check for cond expression requiring mask conversion. */
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if (rhs_code == COND_EXPR)
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{
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/* vect_recog_mixed_size_cond_pattern could apply.
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Do nothing then. */
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if (STMT_VINFO_IN_PATTERN_P (stmt_vinfo))
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return NULL;
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vectype1 = get_vectype_for_scalar_type (TREE_TYPE (lhs));
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if (TREE_CODE (rhs1) == SSA_NAME)
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{
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rhs1_type = search_type_for_mask (rhs1, vinfo);
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if (!rhs1_type)
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return NULL;
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}
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else
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rhs1_type = TREE_TYPE (TREE_OPERAND (rhs1, 0));
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vectype2 = get_mask_type_for_scalar_type (rhs1_type);
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if (!vectype1 || !vectype2
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|| TYPE_VECTOR_SUBPARTS (vectype1) == TYPE_VECTOR_SUBPARTS (vectype2))
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return NULL;
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/* If rhs1 is a comparison we need to move it into a
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separate statement. */
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if (TREE_CODE (rhs1) != SSA_NAME)
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{
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tmp = vect_recog_temp_ssa_var (TREE_TYPE (rhs1), NULL);
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pattern_stmt = gimple_build_assign (tmp, rhs1);
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rhs1 = tmp;
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pattern_stmt_info = new_stmt_vec_info (pattern_stmt, vinfo);
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set_vinfo_for_stmt (pattern_stmt, pattern_stmt_info);
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STMT_VINFO_VECTYPE (pattern_stmt_info) = vectype2;
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append_pattern_def_seq (stmt_vinfo, pattern_stmt);
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}
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tmp = build_mask_conversion (rhs1, vectype1, stmt_vinfo, vinfo);
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lhs = vect_recog_temp_ssa_var (TREE_TYPE (lhs), NULL);
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pattern_stmt = gimple_build_assign (lhs, COND_EXPR, tmp,
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gimple_assign_rhs2 (last_stmt),
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gimple_assign_rhs3 (last_stmt));
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*type_out = vectype1;
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*type_in = vectype1;
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stmts->safe_push (last_stmt);
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if (dump_enabled_p ())
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dump_printf_loc (MSG_NOTE, vect_location,
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"vect_recog_mask_conversion_pattern: detected:\n");
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return pattern_stmt;
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}
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/* Now check for binary boolean operations requiring conversion for
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one of operands. */
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if (TREE_CODE (TREE_TYPE (lhs)) != BOOLEAN_TYPE)
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return NULL;
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if (rhs_code != BIT_IOR_EXPR
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&& rhs_code != BIT_XOR_EXPR
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&& rhs_code != BIT_AND_EXPR)
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return NULL;
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rhs2 = gimple_assign_rhs2 (last_stmt);
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rhs1_type = search_type_for_mask (rhs1, vinfo);
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rhs2_type = search_type_for_mask (rhs2, vinfo);
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if (!rhs1_type || !rhs2_type
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|| TYPE_PRECISION (rhs1_type) == TYPE_PRECISION (rhs2_type))
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return NULL;
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if (TYPE_PRECISION (rhs1_type) < TYPE_PRECISION (rhs2_type))
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{
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vectype1 = get_mask_type_for_scalar_type (rhs1_type);
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if (!vectype1)
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return NULL;
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rhs2 = build_mask_conversion (rhs2, vectype1, stmt_vinfo, vinfo);
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}
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else
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{
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vectype1 = get_mask_type_for_scalar_type (rhs2_type);
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if (!vectype1)
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return NULL;
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rhs1 = build_mask_conversion (rhs1, vectype1, stmt_vinfo, vinfo);
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}
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lhs = vect_recog_temp_ssa_var (TREE_TYPE (lhs), NULL);
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pattern_stmt = gimple_build_assign (lhs, rhs_code, rhs1, rhs2);
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*type_out = vectype1;
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*type_in = vectype1;
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stmts->safe_push (last_stmt);
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if (dump_enabled_p ())
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dump_printf_loc (MSG_NOTE, vect_location,
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"vect_recog_mask_conversion_pattern: detected:\n");
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return pattern_stmt;
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}
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/* Mark statements that are involved in a pattern. */
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static inline void
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@ -3548,7 +3812,8 @@ vect_pattern_recog_1 (vect_recog_func_ptr vect_recog_func,
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stmt_info = vinfo_for_stmt (stmt);
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loop_vinfo = STMT_VINFO_LOOP_VINFO (stmt_info);
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|
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if (VECTOR_MODE_P (TYPE_MODE (type_in)))
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if (VECTOR_BOOLEAN_TYPE_P (type_in)
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|| VECTOR_MODE_P (TYPE_MODE (type_in)))
|
||||
{
|
||||
/* No need to check target support (already checked by the pattern
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recognition function). */
|
||||
|
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@ -1974,6 +1974,11 @@ vectorizable_mask_load_store (gimple *stmt, gimple_stmt_iterator *gsi,
|
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|
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/* Ensure that even with -fno-tree-dce the scalar MASK_LOAD is removed
|
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from the IL. */
|
||||
if (STMT_VINFO_RELATED_STMT (stmt_info))
|
||||
{
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stmt = STMT_VINFO_RELATED_STMT (stmt_info);
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stmt_info = vinfo_for_stmt (stmt);
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}
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tree lhs = gimple_call_lhs (stmt);
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new_stmt = gimple_build_assign (lhs, build_zero_cst (TREE_TYPE (lhs)));
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set_vinfo_for_stmt (new_stmt, stmt_info);
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@ -2092,6 +2097,11 @@ vectorizable_mask_load_store (gimple *stmt, gimple_stmt_iterator *gsi,
|
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{
|
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/* Ensure that even with -fno-tree-dce the scalar MASK_LOAD is removed
|
||||
from the IL. */
|
||||
if (STMT_VINFO_RELATED_STMT (stmt_info))
|
||||
{
|
||||
stmt = STMT_VINFO_RELATED_STMT (stmt_info);
|
||||
stmt_info = vinfo_for_stmt (stmt);
|
||||
}
|
||||
tree lhs = gimple_call_lhs (stmt);
|
||||
new_stmt = gimple_build_assign (lhs, build_zero_cst (TREE_TYPE (lhs)));
|
||||
set_vinfo_for_stmt (new_stmt, stmt_info);
|
||||
@ -3565,12 +3575,13 @@ vectorizable_conversion (gimple *stmt, gimple_stmt_iterator *gsi,
|
||||
&& SCALAR_FLOAT_TYPE_P (rhs_type))))
|
||||
return false;
|
||||
|
||||
if ((INTEGRAL_TYPE_P (lhs_type)
|
||||
if (!VECTOR_BOOLEAN_TYPE_P (vectype_out)
|
||||
&& ((INTEGRAL_TYPE_P (lhs_type)
|
||||
&& (TYPE_PRECISION (lhs_type)
|
||||
!= GET_MODE_PRECISION (TYPE_MODE (lhs_type))))
|
||||
|| (INTEGRAL_TYPE_P (rhs_type)
|
||||
&& (TYPE_PRECISION (rhs_type)
|
||||
!= GET_MODE_PRECISION (TYPE_MODE (rhs_type)))))
|
||||
!= GET_MODE_PRECISION (TYPE_MODE (rhs_type))))))
|
||||
{
|
||||
if (dump_enabled_p ())
|
||||
dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location,
|
||||
@ -3628,6 +3639,21 @@ vectorizable_conversion (gimple *stmt, gimple_stmt_iterator *gsi,
|
||||
return false;
|
||||
}
|
||||
|
||||
if (VECTOR_BOOLEAN_TYPE_P (vectype_out)
|
||||
&& !VECTOR_BOOLEAN_TYPE_P (vectype_in))
|
||||
{
|
||||
if (dump_enabled_p ())
|
||||
{
|
||||
dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location,
|
||||
"can't convert between boolean and non "
|
||||
"boolean vectors");
|
||||
dump_generic_expr (MSG_MISSED_OPTIMIZATION, TDF_SLIM, rhs_type);
|
||||
dump_printf (MSG_MISSED_OPTIMIZATION, "\n");
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
nunits_in = TYPE_VECTOR_SUBPARTS (vectype_in);
|
||||
nunits_out = TYPE_VECTOR_SUBPARTS (vectype_out);
|
||||
if (nunits_in < nunits_out)
|
||||
@ -8217,7 +8243,7 @@ free_stmt_vec_info (gimple *stmt)
|
||||
gimple *patt_stmt = STMT_VINFO_STMT (patt_info);
|
||||
gimple_set_bb (patt_stmt, NULL);
|
||||
tree lhs = gimple_get_lhs (patt_stmt);
|
||||
if (TREE_CODE (lhs) == SSA_NAME)
|
||||
if (lhs && TREE_CODE (lhs) == SSA_NAME)
|
||||
release_ssa_name (lhs);
|
||||
if (seq)
|
||||
{
|
||||
@ -8227,7 +8253,7 @@ free_stmt_vec_info (gimple *stmt)
|
||||
gimple *seq_stmt = gsi_stmt (si);
|
||||
gimple_set_bb (seq_stmt, NULL);
|
||||
lhs = gimple_get_lhs (seq_stmt);
|
||||
if (TREE_CODE (lhs) == SSA_NAME)
|
||||
if (lhs && TREE_CODE (lhs) == SSA_NAME)
|
||||
release_ssa_name (lhs);
|
||||
free_stmt_vec_info (seq_stmt);
|
||||
}
|
||||
|
||||
@ -1087,7 +1087,7 @@ extern gimple *vect_find_last_scalar_stmt_in_slp (slp_tree);
|
||||
Additional pattern recognition functions can (and will) be added
|
||||
in the future. */
|
||||
typedef gimple *(* vect_recog_func_ptr) (vec<gimple *> *, tree *, tree *);
|
||||
#define NUM_PATTERNS 13
|
||||
#define NUM_PATTERNS 14
|
||||
void vect_pattern_recog (vec_info *);
|
||||
|
||||
/* In tree-vectorizer.c. */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user