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author | Ilya Enkovich <enkovich.gnu@gmail.com> | 2015-10-21 16:01:43 +0000 |
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committer | Ilya Enkovich <ienkovich@gcc.gnu.org> | 2015-10-21 16:01:43 +0000 |
commit | 9f47c7e5cf3f69d34ad09c97a729649d18dfb3a6 (patch) | |
tree | c0078faec62f54a6b5b518102c489b0e7cd1f459 /gcc/c | |
parent | 6f9045f4e16df8791ae67e0508b61accc4c982c2 (diff) | |
download | gcc-9f47c7e5cf3f69d34ad09c97a729649d18dfb3a6.zip gcc-9f47c7e5cf3f69d34ad09c97a729649d18dfb3a6.tar.gz gcc-9f47c7e5cf3f69d34ad09c97a729649d18dfb3a6.tar.bz2 |
tm.texi: Regenerated.
gcc/
* doc/tm.texi: Regenerated.
* doc/tm.texi.in (TARGET_VECTORIZE_GET_MASK_MODE): New.
* stor-layout.c (layout_type): Use mode to get vector mask size.
* target.def (get_mask_mode): New.
* targhooks.c (default_get_mask_mode): New.
* targhooks.h (default_get_mask_mode): New.
* gcc/tree-vect-stmts.c (get_same_sized_vectype): Add special case
for boolean vector.
* tree.c (MAX_BOOL_CACHED_PREC): New.
(nonstandard_boolean_type_cache): New.
(build_nonstandard_boolean_type): New.
(make_vector_type): Vector mask has no canonical type.
(build_truth_vector_type): New.
(build_same_sized_truth_vector_type): New.
(truth_type_for): Support vector masks.
* tree.h (VECTOR_BOOLEAN_TYPE_P): New.
(build_truth_vector_type): New.
(build_same_sized_truth_vector_type): New.
(build_nonstandard_boolean_type): New.
* tree-cfg.c (verify_gimple_comparison) Require boolean
vector type for vector comparison.
(verify_gimple_assign_ternary): Likewise.
* optabs.c (expand_vec_cond_expr): Accept boolean vector as
condition operand.
* tree-vect-stmts.c (vectorizable_condition): Use boolean
vector type for vector comparison.
* tree-vect-generic.c (elem_op_func): Add new operand to hold
vector type.
(do_unop): Adjust to modified function type.
(do_binop): Likewise.
(do_plus_minus): Likewise.
(do_negate); Likewise.
(expand_vector_piecewise): Likewise.
(do_cond): Likewise.
(do_compare): Use comparison instead of condition.
(expand_vector_divmod): Use boolean vector type for comparison.
(expand_vector_operations_1): Skip scalar mask operations.
gcc/c
* c-typeck.c (build_conditional_expr): Use boolean vector
type for vector comparison.
(build_vec_cmp): New.
(build_binary_op): Use build_vec_cmp for comparison.
gcc/cp
* call.c (build_conditional_expr_1): Use boolean vector
type for vector comparison.
* typeck.c (build_vec_cmp): New.
(cp_build_binary_op): Use build_vec_cmp for comparison.
gcc/testsuite/
* g++.dg/ext/vector22.C: Allow VEC_COND_EXPR.
From-SVN: r229128
Diffstat (limited to 'gcc/c')
-rw-r--r-- | gcc/c/ChangeLog | 7 | ||||
-rw-r--r-- | gcc/c/c-typeck.c | 32 |
2 files changed, 37 insertions, 2 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index c1dbde6..34aafc2 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,10 @@ +2015-10-21 Ilya Enkovich <enkovich.gnu@gmail.com> + + * c-typeck.c (build_conditional_expr): Use boolean vector + type for vector comparison. + (build_vec_cmp): New. + (build_binary_op): Use build_vec_cmp for comparison. + 2015-10-20 Marek Polacek <polacek@redhat.com> * c-parser.c (is_cilkplus_vector_p): Don't define here. diff --git a/gcc/c/c-typeck.c b/gcc/c/c-typeck.c index bc43602..6b32781 100644 --- a/gcc/c/c-typeck.c +++ b/gcc/c/c-typeck.c @@ -4771,6 +4771,18 @@ build_conditional_expr (location_t colon_loc, tree ifexp, bool ifexp_bcp, && TREE_CODE (orig_op2) == INTEGER_CST && !TREE_OVERFLOW (orig_op2))); } + + /* Need to convert condition operand into a vector mask. */ + if (VECTOR_TYPE_P (TREE_TYPE (ifexp))) + { + tree vectype = TREE_TYPE (ifexp); + tree elem_type = TREE_TYPE (vectype); + tree zero = build_int_cst (elem_type, 0); + tree zero_vec = build_vector_from_val (vectype, zero); + tree cmp_type = build_same_sized_truth_vector_type (vectype); + ifexp = build2 (NE_EXPR, cmp_type, ifexp, zero_vec); + } + if (int_const || (ifexp_bcp && TREE_CODE (ifexp) == INTEGER_CST)) ret = fold_build3_loc (colon_loc, COND_EXPR, result_type, ifexp, op1, op2); else @@ -10237,6 +10249,20 @@ push_cleanup (tree decl, tree cleanup, bool eh_only) STATEMENT_LIST_STMT_EXPR (list) = stmt_expr; } +/* Build a vector comparison of ARG0 and ARG1 using CODE opcode + into a value of TYPE type. Comparison is done via VEC_COND_EXPR. */ + +static tree +build_vec_cmp (tree_code code, tree type, + tree arg0, tree arg1) +{ + tree zero_vec = build_zero_cst (type); + tree minus_one_vec = build_minus_one_cst (type); + tree cmp_type = build_same_sized_truth_vector_type (type); + tree cmp = build2 (code, cmp_type, arg0, arg1); + return build3 (VEC_COND_EXPR, type, cmp, minus_one_vec, zero_vec); +} + /* Build a binary-operation expression without default conversions. CODE is the kind of expression to build. LOCATION is the operator's location. @@ -10803,7 +10829,8 @@ build_binary_op (location_t location, enum tree_code code, result_type = build_opaque_vector_type (intt, TYPE_VECTOR_SUBPARTS (type0)); converted = 1; - break; + ret = build_vec_cmp (resultcode, result_type, op0, op1); + goto return_build_binary_op; } if (FLOAT_TYPE_P (type0) || FLOAT_TYPE_P (type1)) warning_at (location, @@ -10955,7 +10982,8 @@ build_binary_op (location_t location, enum tree_code code, result_type = build_opaque_vector_type (intt, TYPE_VECTOR_SUBPARTS (type0)); converted = 1; - break; + ret = build_vec_cmp (resultcode, result_type, op0, op1); + goto return_build_binary_op; } build_type = integer_type_node; if ((code0 == INTEGER_TYPE || code0 == REAL_TYPE |