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author | Richard Sandiford <richard.sandiford@linaro.org> | 2017-11-22 19:33:31 +0000 |
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committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2017-11-22 19:33:31 +0000 |
commit | 16d24520af1ad5ff832d243f177d88f08a1ba012 (patch) | |
tree | a50dc9dd04288c819f739efe8344b2235847007b /gcc/expr.c | |
parent | 5675291ddbc7c7bee1b4722f1358a276365c0ee5 (diff) | |
download | gcc-16d24520af1ad5ff832d243f177d88f08a1ba012.zip gcc-16d24520af1ad5ff832d243f177d88f08a1ba012.tar.gz gcc-16d24520af1ad5ff832d243f177d88f08a1ba012.tar.bz2 |
Replace REDUC_*_EXPRs with internal functions.
This patch replaces the REDUC_*_EXPR tree codes with internal functions.
This is needed so that the upcoming in-order reductions can also use
internal functions without too much complication.
2017-11-22 Richard Sandiford <richard.sandiford@linaro.org>
gcc/
* tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete.
* cfgexpand.c (expand_debug_expr): Remove handling for them.
* expr.c (expand_expr_real_2): Likewise.
* fold-const.c (const_unop): Likewise.
* optabs-tree.c (optab_for_tree_code): Likewise.
* tree-cfg.c (verify_gimple_assign_unary): Likewise.
* tree-inline.c (estimate_operator_cost): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
(op_code_prio): Likewise.
(op_symbol_code): Likewise.
* internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define.
(IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions.
* internal-fn.c (direct_internal_fn_optab): New function.
(direct_internal_fn_array, direct_internal_fn_supported_p
(internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN.
* fold-const-call.c (fold_const_reduction): New function.
(fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and
CFN_REDUC_MIN.
* tree-vect-loop.c: Include internal-fn.h.
(reduction_code_for_scalar_code): Rename to...
(reduction_fn_for_scalar_code): ...this and return an internal
function.
(vect_model_reduction_cost): Take an internal_fn rather than
a tree_code.
(vect_create_epilog_for_reduction): Likewise. Build calls rather
than assignments.
(vectorizable_reduction): Use internal functions rather than tree
codes for the reduction operation. Update calls to the functions
above.
* config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin):
Use calls to internal functions rather than REDUC tree codes.
* config/aarch64/aarch64-simd.md: Update comment accordingly.
From-SVN: r255073
Diffstat (limited to 'gcc/expr.c')
-rw-r--r-- | gcc/expr.c | 20 |
1 files changed, 0 insertions, 20 deletions
@@ -9368,26 +9368,6 @@ expand_expr_real_2 (sepops ops, rtx target, machine_mode tmode, return target; } - case REDUC_MAX_EXPR: - case REDUC_MIN_EXPR: - case REDUC_PLUS_EXPR: - { - op0 = expand_normal (treeop0); - this_optab = optab_for_tree_code (code, type, optab_default); - machine_mode vec_mode = TYPE_MODE (TREE_TYPE (treeop0)); - - struct expand_operand ops[2]; - enum insn_code icode = optab_handler (this_optab, vec_mode); - - create_output_operand (&ops[0], target, mode); - create_input_operand (&ops[1], op0, vec_mode); - expand_insn (icode, 2, ops); - target = ops[0].value; - if (GET_MODE (target) != mode) - return gen_lowpart (tmode, target); - return target; - } - case VEC_UNPACK_HI_EXPR: case VEC_UNPACK_LO_EXPR: { |