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Diffstat (limited to 'gcc/ChangeLog')
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diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cc71c8b..9351896 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,61 @@ +2018-05-18 Richard Sandiford <richard.sandiford@linaro.org> + + * doc/sourcebuild.texi (scalar_all_fma): Document. + * tree.def (FMA_EXPR): Delete. + * internal-fn.def (FMA, FMS, FNMA, FNMS): New internal functions. + * internal-fn.c (ternary_direct): New macro. + (expand_ternary_optab_fn): Likewise. + (direct_ternary_optab_supported_p): Likewise. + * Makefile.in (build/genmatch.o): Depend on case-fn-macros.h. + * builtins.c (fold_builtin_fma): Delete. + (fold_builtin_3): Don't call it. + * cfgexpand.c (expand_debug_expr): Remove FMA_EXPR handling. + * expr.c (expand_expr_real_2): Likewise. + * fold-const.c (operand_equal_p): Likewise. + (fold_ternary_loc): Likewise. + * gimple-pretty-print.c (dump_ternary_rhs): Likewise. + * gimple.c (DEFTREECODE): Likewise. + * gimplify.c (gimplify_expr): Likewise. + * optabs-tree.c (optab_for_tree_code): Likewise. + * tree-cfg.c (verify_gimple_assign_ternary): Likewise. + * tree-eh.c (operation_could_trap_p): Likewise. + (stmt_could_throw_1_p): Likewise. + * tree-inline.c (estimate_operator_cost): Likewise. + * tree-pretty-print.c (dump_generic_node): Likewise. + (op_code_prio): Likewise. + * tree-ssa-loop-im.c (stmt_cost): Likewise. + * tree-ssa-operands.c (get_expr_operands): Likewise. + * tree.c (commutative_ternary_tree_code, add_expr): Likewise. + * fold-const-call.h (fold_fma): Delete. + * fold-const-call.c (fold_const_call_ssss): Handle CFN_FMS, + CFN_FNMA and CFN_FNMS. + (fold_fma): Delete. + * genmatch.c (combined_fn): New enum. + (commutative_ternary_tree_code): Remove FMA_EXPR handling. + (commutative_op): New function. + (commutate): Use it. Handle more than 2 operands. + (dt_operand::gen_gimple_expr): Use commutative_op. + (parser::parse_expr): Allow :c to be used with non-binary + operators if the commutative operand is known. + * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Handle + CFN_FMS, CFN_FNMA and CFN_FNMS. + (backprop::process_assign_use): Remove FMA_EXPR handling. + * hsa-gen.c (gen_hsa_insns_for_operation_assignment): Likewise. + (gen_hsa_fma): New function. + (gen_hsa_insn_for_internal_fn_call): Use it for IFN_FMA, IFN_FMS, + IFN_FNMA and IFN_FNMS. + * match.pd: Add folds for IFN_FMS, IFN_FNMA and IFN_FNMS. + * gimple-fold.h (follow_all_ssa_edges): Declare. + * gimple-fold.c (follow_all_ssa_edges): New function. + * tree-ssa-math-opts.c (convert_mult_to_fma_1): Use the + gimple_build interface and use follow_all_ssa_edges to fold the result. + (convert_mult_to_fma): Use direct_internal_fn_suppoerted_p + instead of checking for optabs directly. + * config/i386/i386.c (ix86_add_stmt_cost): Recognize FMAs as calls + rather than FMA_EXPRs. + * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Create a + call to IFN_FMA instead of an FMA_EXPR. + 2018-05-17 Jim Wilson <jimw@sifive.com> * expr.c (do_tablejump): When converting index to Pmode, if we have a |