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| author | Richard Sandiford <richard.sandiford@linaro.org> | 2017-12-16 14:04:46 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2017-12-16 14:04:46 +0000 |
| commit | 9adab579d59ea50eeb6877df2292d9d5c7b20e3e (patch) | |
| tree | 57f653f6952ae9f50f71264350c15852415ebe51 /gcc/fold-const.c | |
| parent | be4c1d4a42c5c7dc8bffbc5c9e3250f02be0d922 (diff) | |
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Add VEC_SERIES_EXPR and associated optab
Similarly to the VEC_DUPLICATE_EXPR, this patch adds a tree code
equivalent of the VEC_SERIES rtx code: VEC_SERIES_EXPR.
2017-12-16 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* doc/generic.texi (VEC_SERIES_EXPR): Document.
* doc/md.texi (vec_series@var{m}): Document.
* tree.def (VEC_SERIES_EXPR): New tree code.
* tree.h (build_vec_series): Declare.
* tree.c (build_vec_series): New function.
* cfgexpand.c (expand_debug_expr): Handle VEC_SERIES_EXPR.
* tree-pretty-print.c (dump_generic_node): Likewise.
* gimple-pretty-print.c (dump_binary_rhs): Likewise.
* tree-inline.c (estimate_operator_cost): Likewise.
* expr.c (expand_expr_real_2): Likewise.
* optabs-tree.c (optab_for_tree_code): Likewise.
* tree-cfg.c (verify_gimple_assign_binary): Likewise.
* fold-const.c (const_binop): Fold VEC_SERIES_EXPRs of constants.
* expmed.c (make_tree): Handle VEC_SERIES.
* optabs.def (vec_series_optab): New optab.
* optabs.h (expand_vec_series_expr): Declare.
* optabs.c (expand_vec_series_expr): New function.
* tree-vect-generic.c (expand_vector_operations_1): Check that
the operands also have vector type.
Co-Authored-By: Alan Hayward <alan.hayward@arm.com>
Co-Authored-By: David Sherwood <david.sherwood@arm.com>
From-SVN: r255741
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 6ce9ea1..2a08010 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -1526,6 +1526,12 @@ const_binop (enum tree_code code, tree type, tree arg1, tree arg2) result as argument put those cases that need it here. */ switch (code) { + case VEC_SERIES_EXPR: + if (CONSTANT_CLASS_P (arg1) + && CONSTANT_CLASS_P (arg2)) + return build_vec_series (type, arg1, arg2); + return NULL_TREE; + case COMPLEX_EXPR: if ((TREE_CODE (arg1) == REAL_CST && TREE_CODE (arg2) == REAL_CST) |