On Fri, 14 Nov 2014, Jan Hubicka wrote:
> Hi,
> here is upated version with bitfields and also tested on PPC64-linux/aix.
> I hacked configury to use system awk instead of gawk, so the changes are
> hopefully safe.
>
> OK?
Ok.
Thanks,
Richard.
> Honza
>
> * optc-save-gen.awk: Output cl_target_option_eq,
> cl_target_option_hash, cl_target_option_stream_out,
> cl_target_option_stream_in functions.
> * opth-gen.awk: Output prototypes for
> cl_target_option_eq and cl_target_option_hash.
> * lto-streamer.h (cl_target_option_stream_out,
> cl_target_option_stream_in): Declare.
> * tree.c (cl_option_hash_hash): Use cl_target_option_hash.
> (cl_option_hash_eq): Use cl_target_option_eq.
> * tree-streamer-in.c (unpack_value_fields): Stream in
> TREE_TARGET_OPTION.
> * lto-streamer-out.c (DFS::DFS_write_tree_body): Follow
> DECL_FUNCTION_SPECIFIC_TARGET.
> (hash_tree): Hash TREE_TARGET_OPTION; visit
> DECL_FUNCTION_SPECIFIC_TARGET.
> * tree-streamer-out.c (streamer_pack_tree_bitfields): Skip
> TS_TARGET_OPTION.
> (streamer_write_tree_body): Output TS_TARGET_OPTION.
>
> * lto.c (compare_tree_sccs_1): Compare cl_target_option_eq.
> Index: lto/lto.c
> ===================================================================
> --- lto/lto.c (revision 217513)
> +++ lto/lto.c (working copy)
> @@ -1377,7 +1377,8 @@
> return false;
>
> if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> - gcc_unreachable ();
> + if (!cl_target_option_eq (TREE_TARGET_OPTION (t1), TREE_TARGET_OPTION
> (t2)))
> + return false;
>
> if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
> if (memcmp (TREE_OPTIMIZATION (t1), TREE_OPTIMIZATION (t2),
> Index: lto-streamer-out.c
> ===================================================================
> --- lto-streamer-out.c (revision 217513)
> +++ lto-streamer-out.c (working copy)
> @@ -594,7 +594,7 @@
> {
> DFS_follow_tree_edge (DECL_VINDEX (expr));
> DFS_follow_tree_edge (DECL_FUNCTION_PERSONALITY (expr));
> - /* Do not DECL_FUNCTION_SPECIFIC_TARGET. They will be regenerated. */
> + DFS_follow_tree_edge (DECL_FUNCTION_SPECIFIC_TARGET (expr));
> DFS_follow_tree_edge (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (expr));
> }
>
> @@ -945,7 +945,7 @@
> strlen (TRANSLATION_UNIT_LANGUAGE (t)));
>
> if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> - gcc_unreachable ();
> + hstate.add_wide_int (cl_target_option_hash (TREE_TARGET_OPTION (t)));
>
> if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
> hstate.add (t, sizeof (struct cl_optimization));
> @@ -1028,7 +1028,7 @@
> {
> visit (DECL_VINDEX (t));
> visit (DECL_FUNCTION_PERSONALITY (t));
> - /* Do not follow DECL_FUNCTION_SPECIFIC_TARGET. */
> + visit (DECL_FUNCTION_SPECIFIC_TARGET (t));
> visit (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (t));
> }
>
> Index: lto-streamer.h
> ===================================================================
> --- lto-streamer.h (revision 217513)
> +++ lto-streamer.h (working copy)
> @@ -836,7 +836,15 @@
> lto_symtab_encoder_t compute_ltrans_boundary (lto_symtab_encoder_t encoder);
> void select_what_to_stream (bool);
>
> +/* In options-save.c. */
> +void cl_target_option_stream_out (struct output_block *, struct bitpack_d *,
> + struct cl_target_option *);
>
> +void cl_target_option_stream_in (struct data_in *,
> + struct bitpack_d *,
> + struct cl_target_option *);
> +
> +
> /* In lto-symtab.c. */
> extern void lto_symtab_merge_decls (void);
> extern void lto_symtab_merge_symbols (void);
> Index: optc-save-gen.awk
> ===================================================================
> --- optc-save-gen.awk (revision 217513)
> +++ optc-save-gen.awk (working copy)
> @@ -39,6 +39,18 @@
> print ""
> print "#include " quote "flags.h" quote
> print "#include " quote "target.h" quote
> +print "#include " quote "inchash.h" quote
> +print "#include " quote "tree.h" quote
> +print "#include " quote "tree-ssa-alias.h" quote
> +print "#include " quote "is-a.h" quote
> +print "#include " quote "predict.h" quote
> +print "#include " quote "function.h" quote
> +print "#include " quote "basic-block.h" quote
> +print "#include " quote "gimple-expr.h" quote
> +print "#include " quote "gimple.h" quote
> +print "#include " quote "data-streamer.h" quote
> +print "#include " quote "ipa-ref.h" quote
> +print "#include " quote "cgraph.h" quote
> print ""
>
> if (n_extra_c_includes > 0) {
> @@ -417,4 +429,126 @@
>
> print "}";
>
> +print "";
> +print "/* Compare two target options */";
> +print "bool";
> +print "cl_target_option_eq (struct cl_target_option const *ptr1
> ATTRIBUTE_UNUSED,";
> +print " struct cl_target_option const *ptr2
> ATTRIBUTE_UNUSED)";
> +print "{";
> +n_target_val = 0;
> +n_target_str = 0;
> +
> +for (i = 0; i < n_target_save; i++) {
> + var = target_save_decl[i];
> + sub (" *=.*", "", var);
> + name = var;
> + type = var;
> + sub("^.*[ *]", "", name)
> + sub(" *" name "$", "", type)
> + if (target_save_decl[i] ~ "^const char \\*+[_" alnum "]+$")
> + var_target_str[n_target_str++] = name;
> + else {
> + var_target_val_type[n_target_val] = type;
> + var_target_val[n_target_val++] = name;
> + }
> }
> +if (have_save) {
> + for (i = 0; i < n_opts; i++) {
> + if (flag_set_p("Save", flags[i])) {
> + name = var_name(flags[i])
> + if(name == "")
> + name = "target_flags";
> +
> + if(name in var_list_seen)
> + continue;
> +
> + var_list_seen[name]++;
> + otype = var_type_struct(flags[i])
> + if (otype ~ "^const char \\**$")
> + var_target_str[n_target_str++] = "x_" name;
> + else {
> + var_target_val_type[n_target_val] = otype;
> + var_target_val[n_target_val++] = "x_" name;
> + }
> + }
> + }
> +} else {
> + var_target_val_type[n_target_val] = "int";
> + var_target_val[n_target_val++] = "x_target_flags";
> +}
> +
> +for (i = 0; i < n_target_str; i++) {
> + name = var_target_str[i]
> + print " if (ptr1->" name" != ptr2->" name;
> + print " && (!ptr1->" name" || !ptr2->" name
> + print " || strcmp (ptr1->" name", ptr2->" name ")))";
> + print " return false;";
> +}
> +for (i = 0; i < n_target_val; i++) {
> + name = var_target_val[i]
> + print " if (ptr1->" name" != ptr2->" name ")";
> + print " return false;";
> +}
> +
> +print " return true;";
> +
> +print "}";
> +
> +print "";
> +print "/* Hash target options */";
> +print "hashval_t";
> +print "cl_target_option_hash (struct cl_target_option const *ptr
> ATTRIBUTE_UNUSED)";
> +print "{";
> +print " inchash::hash hstate;";
> +for (i = 0; i < n_target_str; i++) {
> + name = var_target_str[i]
> + print " if (ptr->" name")";
> + print " hstate.add (ptr->" name", strlen (ptr->" name"));";
> + print " else";
> + print " hstate.add_int (0);";
> +}
> +for (i = 0; i < n_target_val; i++) {
> + name = var_target_val[i]
> + print " hstate.add_wide_int (ptr->" name");";
> +}
> +print " return hstate.end ();";
> +print "}";
> +
> +print "";
> +print "/* Stream out target options */";
> +print "void";
> +print "cl_target_option_stream_out (struct output_block *ob
> ATTRIBUTE_UNUSED,";
> +print " struct bitpack_d *bp ATTRIBUTE_UNUSED,";
> +print " struct cl_target_option *ptr
> ATTRIBUTE_UNUSED)";
> +print "{";
> +for (i = 0; i < n_target_str; i++) {
> + name = var_target_str[i]
> + print " bp_pack_string (ob, bp, ptr->" name", true);";
> +}
> +for (i = 0; i < n_target_val; i++) {
> + name = var_target_val[i]
> + print " bp_pack_value (bp, ptr->" name", 64);";
> +}
> +print "}";
> +
> +print "";
> +print "/* Stream in target options */";
> +print "void";
> +print "cl_target_option_stream_in (struct data_in *data_in
> ATTRIBUTE_UNUSED,";
> +print " struct bitpack_d *bp ATTRIBUTE_UNUSED,";
> +print " struct cl_target_option *ptr
> ATTRIBUTE_UNUSED)";
> +print "{";
> +for (i = 0; i < n_target_str; i++) {
> + name = var_target_str[i]
> + print " ptr->" name" = bp_unpack_string (data_in, bp);";
> + print " if (ptr->" name")";
> + print " ptr->" name" = xstrdup (ptr->" name");";
> +}
> +for (i = 0; i < n_target_val; i++) {
> + name = var_target_val[i]
> + print " ptr->" name" = (" var_target_val_type[i] ") bp_unpack_value
> (bp, 64);";
> +}
> +
> +print "}";
> +
> +}
> Index: opth-gen.awk
> ===================================================================
> --- opth-gen.awk (revision 217513)
> +++ opth-gen.awk (working copy)
> @@ -293,6 +293,12 @@
> print "/* Print target option variables from a structure. */";
> print "extern void cl_target_option_print (FILE *, int, struct
> cl_target_option *);";
> print "";
> +print "/* Compare two target option variables from a structure. */";
> +print "extern bool cl_target_option_eq (const struct cl_target_option *,
> const struct cl_target_option *);";
> +print "";
> +print "/* Hash option variables from a structure. */";
> +print "extern hashval_t cl_target_option_hash (const struct cl_target_option
> *);";
> +print "";
> print "/* Anything that includes tm.h, does not necessarily need this. */"
> print "#if !defined(GCC_TM_H)"
> print "#include \"input.h\" /* for location_t */"
> Index: tree-streamer-in.c
> ===================================================================
> --- tree-streamer-in.c (revision 217513)
> +++ tree-streamer-in.c (working copy)
> @@ -506,9 +506,6 @@
> if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL))
> unpack_ts_translation_unit_decl_value_fields (data_in, bp, expr);
>
> - if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> - gcc_unreachable ();
> -
> if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
> unpack_ts_optimization (bp, expr);
>
> @@ -526,6 +523,9 @@
> vec_safe_grow (CONSTRUCTOR_ELTS (expr), length);
> }
>
> + if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> + cl_target_option_stream_in (data_in, bp, TREE_TARGET_OPTION (expr));
> +
> if (code == OMP_CLAUSE)
> unpack_ts_omp_clause_value_fields (data_in, bp, expr);
> }
> Index: tree-streamer-out.c
> ===================================================================
> --- tree-streamer-out.c (revision 217513)
> +++ tree-streamer-out.c (working copy)
> @@ -472,9 +472,6 @@
> if (CODE_CONTAINS_STRUCT (code, TS_TRANSLATION_UNIT_DECL))
> pack_ts_translation_unit_decl_value_fields (ob, bp, expr);
>
> - if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> - gcc_unreachable ();
> -
> if (CODE_CONTAINS_STRUCT (code, TS_OPTIMIZATION))
> pack_ts_optimization (bp, expr);
>
> @@ -484,6 +481,9 @@
> if (CODE_CONTAINS_STRUCT (code, TS_CONSTRUCTOR))
> bp_pack_var_len_unsigned (bp, CONSTRUCTOR_NELTS (expr));
>
> + if (CODE_CONTAINS_STRUCT (code, TS_TARGET_OPTION))
> + cl_target_option_stream_out (ob, bp, TREE_TARGET_OPTION (expr));
> +
> if (code == OMP_CLAUSE)
> pack_ts_omp_clause_value_fields (ob, bp, expr);
> }
> Index: tree.c
> ===================================================================
> --- tree.c (revision 217513)
> +++ tree.c (working copy)
> @@ -11486,10 +11486,7 @@
> }
>
> else if (TREE_CODE (t) == TARGET_OPTION_NODE)
> - {
> - p = (const char *)TREE_TARGET_OPTION (t);
> - len = sizeof (struct cl_target_option);
> - }
> + return cl_target_option_hash (TREE_TARGET_OPTION (t));
>
> else
> gcc_unreachable ();
> @@ -11528,9 +11525,8 @@
>
> else if (TREE_CODE (xt) == TARGET_OPTION_NODE)
> {
> - xp = (const char *)TREE_TARGET_OPTION (xt);
> - yp = (const char *)TREE_TARGET_OPTION (yt);
> - len = sizeof (struct cl_target_option);
> + return cl_target_option_eq (TREE_TARGET_OPTION (xt),
> + TREE_TARGET_OPTION (yt));
> }
>
> else
>
>
--
Richard Biener <[email protected]>
SUSE LINUX GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendoerffer, HRB 21284
(AG Nuernberg)
Maxfeldstrasse 5, 90409 Nuernberg, Germany
