[Bug tree-optimization/64946] [AArch64] gcc.target/aarch64/vect-abs-compile.c - "abs" vectorization fails for char/short types

[ramana at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64946

--- Comment #25 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> ---
(In reply to kugan from comment #24)
> Author: kugan
> Date: Sat Jun 16 21:34:29 2018
> New Revision: 261681
> 
> URL: https://gcc.gnu.org/viewcvs?rev=261681&root=gcc&view=rev
> Log:
> gcc/ChangeLog:
> 
> 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
> 
> 	PR middle-end/64946
> 	* cfgexpand.c (expand_debug_expr): Hande ABSU_EXPR.
> 	* config/i386/i386.c (ix86_add_stmt_cost): Likewise.
> 	* dojump.c (do_jump): Likewise.
> 	* expr.c (expand_expr_real_2): Check operand type's sign.
> 	* fold-const.c (const_unop): Handle ABSU_EXPR.
> 	(fold_abs_const): Likewise.
> 	* gimple-pretty-print.c (dump_unary_rhs): Likewise.
> 	* gimple-ssa-backprop.c (backprop::process_assign_use): Likesie.
> 	(strip_sign_op_1): Likesise.
> 	* match.pd: Add new pattern to generate ABSU_EXPR.
> 	* optabs-tree.c (optab_for_tree_code): Handle ABSU_EXPR.
> 	* tree-cfg.c (verify_gimple_assign_unary): Likewise.
> 	* tree-eh.c (operation_could_trap_helper_p): Likewise.
> 	* tree-inline.c (estimate_operator_cost): Likewise.
> 	* tree-pretty-print.c (dump_generic_node): Likewise.
> 	* tree-vect-patterns.c (vect_recog_sad_pattern): Likewise.
> 	* tree.def (ABSU_EXPR): New.
> 
> gcc/c-family/ChangeLog:
> 
> 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
> 
> 	* c-common.c (c_common_truthvalue_conversion): Handle ABSU_EXPR.
> 
> gcc/c/ChangeLog:
> 
> 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
> 
> 	* c-typeck.c (build_unary_op): Handle ABSU_EXPR;
> 	* gimple-parser.c (c_parser_gimple_statement): Likewise.
> 	(c_parser_gimple_unary_expression): Likewise.
> 
> gcc/cp/ChangeLog:
> 
> 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
> 
> 	* constexpr.c (potential_constant_expression_1): Handle ABSU_EXPR.
> 	* cp-gimplify.c (cp_fold): Likewise.
> 
> gcc/testsuite/ChangeLog:
> 
> 2018-06-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
> 
> 	PR middle-end/64946
> 	* gcc.dg/absu.c: New test.
> 	* gcc.dg/gimplefe-29.c: New test.
> 	* gcc.target/aarch64/pr64946.c: New test.
> 
> 
> Added:
>     trunk/gcc/testsuite/gcc.dg/absu.c
>     trunk/gcc/testsuite/gcc.dg/gimplefe-29.c
>     trunk/gcc/testsuite/gcc.target/aarch64/pr64946.c
> Modified:
>     trunk/gcc/ChangeLog
>     trunk/gcc/c-family/ChangeLog
>     trunk/gcc/c-family/c-common.c
>     trunk/gcc/c/ChangeLog
>     trunk/gcc/c/c-typeck.c
>     trunk/gcc/c/gimple-parser.c
>     trunk/gcc/cfgexpand.c
>     trunk/gcc/config/i386/i386.c
>     trunk/gcc/cp/ChangeLog
>     trunk/gcc/cp/constexpr.c
>     trunk/gcc/cp/cp-gimplify.c
>     trunk/gcc/dojump.c
>     trunk/gcc/expr.c
>     trunk/gcc/fold-const.c
>     trunk/gcc/gimple-pretty-print.c
>     trunk/gcc/gimple-ssa-backprop.c
>     trunk/gcc/match.pd
>     trunk/gcc/optabs-tree.c
>     trunk/gcc/testsuite/ChangeLog
>     trunk/gcc/tree-cfg.c
>     trunk/gcc/tree-eh.c
>     trunk/gcc/tree-inline.c
>     trunk/gcc/tree-pretty-print.c
>     trunk/gcc/tree-vect-patterns.c
>     trunk/gcc/tree.def

Doesn't this mean we unxfail the vect-abs-compile.c test ?