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authorIra Rosen <ira.rosen@linaro.org>2011-10-18 09:39:04 +0000
committerIra Rosen <ira.rosen@linaro.org>2011-10-18 09:39:04 +0000
commitb0ea009a484194a6cabbea594b25a6817d846075 (patch)
tree003e1d024145ae0b6a8fe049fd43e175358d9b1e /gcc/tree-vect-slp.c
parentb30da0866fa3deee5534a7d413ca7dc2016cc87b (diff)
* doc/md.texi (vec_widen_ushiftl_hi, vec_widen_ushiftl_lo,
vec_widen_sshiftl_hi, vec_widen_sshiftl_lo): Document. * tree-pretty-print.c (dump_generic_node): Handle WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR. (op_code_prio): Likewise. (op_symbol_code): Handle WIDEN_LSHIFT_EXPR. * optabs.c (optab_for_tree_code): Handle VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR. (init-optabs): Initialize optab codes for vec_widen_u/sshiftl_hi/lo. * optabs.h (enum optab_index): Add OTI_vec_widen_u/sshiftl_hi/lo. * genopinit.c (optabs): Initialize the new optabs. * expr.c (expand_expr_real_2): Handle VEC_WIDEN_LSHIFT_HI_EXPR and VEC_WIDEN_LSHIFT_LO_EXPR. * gimple-pretty-print.c (dump_binary_rhs): Likewise. * tree-vectorizer.h (NUM_PATTERNS): Increase to 8. * tree.def (WIDEN_LSHIFT_EXPR, VEC_WIDEN_LSHIFT_HI_EXPR, VEC_WIDEN_LSHIFT_LO_EXPR): New. * cfgexpand.c (expand_debug_expr): Handle new tree codes. * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add vect_recog_widen_shift_pattern. (vect_handle_widen_mult_by_const): Rename... (vect_handle_widen_op_by_const): ...to this. Handle shifts. Add a new argument, update documentation. (vect_recog_widen_mult_pattern): Assume that only second operand can be constant. Update call to vect_handle_widen_op_by_const. (vect_recog_over_widening_pattern): Fix typo. (vect_recog_widen_shift_pattern): New. * tree-vect-stmts.c (vectorizable_type_promotion): Handle widening shifts. (supportable_widening_operation): Likewise. * tree-inline.c (estimate_operator_cost): Handle new tree codes. * tree-vect-generic.c (expand_vector_operations_1): Likewise. * tree-cfg.c (verify_gimple_assign_binary): Likewise. * config/arm/neon.md (neon_vec_<US>shiftl_<mode>): New. (vec_widen_<US>shiftl_lo_<mode>, neon_vec_<US>shiftl_hi_<mode>, vec_widen_<US>shiftl_hi_<mode>, neon_vec_<US>shift_left_<mode>): Likewise. * config/arm/predicates.md (const_neon_scalar_shift_amount_operand): New. * config/arm/iterators.md (V_innermode): New. * tree-vect-slp.c (vect_build_slp_tree): Require same shift operand for widening shift. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@180128 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-vect-slp.c')
-rw-r--r--gcc/tree-vect-slp.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c
index 4fdc854db9c..f131f1eec23 100644
--- a/gcc/tree-vect-slp.c
+++ b/gcc/tree-vect-slp.c
@@ -489,6 +489,11 @@ vect_build_slp_tree (loop_vec_info loop_vinfo, bb_vec_info bb_vinfo,
}
}
}
+ else if (rhs_code == WIDEN_LSHIFT_EXPR)
+ {
+ need_same_oprnds = true;
+ first_op1 = gimple_assign_rhs2 (stmt);
+ }
}
else
{