| # Copyright (C) 2003,2004 Free Software Foundation, Inc. |
| # Contributed by Kelley Cook, June 2004. |
| # Original code from Neil Booth, May 2003. |
| # |
| # This program is free software; you can redistribute it and/or modify it |
| # under the terms of the GNU General Public License as published by the |
| # Free Software Foundation; either version 2, or (at your option) any |
| # later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| |
| # This Awk script reads in the option records generated from |
| # opt-gather.awk, combines the flags of duplicat options and generates a |
| # C file. |
| # |
| # This program uses functions from opt-functions.awk |
| # |
| # Usage: awk -f opt-functions.awk -f optc-gen.awk \ |
| # [-v header_name=header.h] < inputfile > options.c |
| |
| BEGIN { |
| n_opts = 0 |
| n_langs = 0 |
| quote = "\042" |
| comma = "," |
| FS=SUBSEP |
| # Default the name of header created from opth-gen.awk to options.h |
| if (header_name == "") header_name="options.h" |
| } |
| |
| # Collect the text and flags of each option into an array |
| { |
| if ($1 == "Language") { |
| langs[n_langs] = $2 |
| n_langs++; |
| } |
| else { |
| opts[n_opts] = $1 |
| flags[n_opts] = $2 |
| help[n_opts] = $3 |
| n_opts++; |
| } |
| } |
| |
| # Dump that array of options into a C file. |
| END { |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| print "/* This file is auto-generated by optc-gen.awk. */" |
| print "" |
| print "#include " quote "config.h" quote |
| print "#include " quote "system.h" quote |
| print "#include " quote "coretypes.h" quote |
| print "#include " quote "hwint.h" quote |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| print "#include <intl.h>" |
| print "#include " quote header_name quote |
| print "#include " quote "opts.h" quote |
| print "" |
| |
| for (i = 0; i < n_opts; i++) { |
| name = var_name(flags[i]); |
| if (name == "") |
| continue; |
| |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| if (flag_set_p("VarExists", flags[i])) |
| continue; |
| if (flag_set_p("PerFunc", flags[i])) |
| continue; |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| |
| if (flags[i] ~ "Init\\(") |
| { |
| init = flags[i]; |
| sub(".*Init\\(","",init); |
| sub("\\).*","",init); |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| } |
| else |
| # APPLE LOCAL optimization pragmas 3124235/3420242 |
| init = "0"; |
| |
| # APPLE LOCAL optimization pragmas 3124235/3420242 |
| printf ("/* Set by -%s.\n %s */\nint %s = %s;\n\n", |
| opts[i], help[i], name,init) |
| } |
| |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| print "struct cl_perfunc_opts cl_pf_opts = {\n" |
| |
| # Per-function bitfield initializers. |
| |
| for (i = 0; i < n_opts; i++) { |
| name = var_name(flags[i]); |
| if (name == "") |
| continue; |
| |
| if (flag_set_p("VarExists", flags[i])) |
| continue; |
| if (!flag_set_p("PerFunc", flags[i])) |
| continue; |
| if (flag_set_p("VarUint", flags[i])) |
| continue; |
| |
| if (flags[i] ~ "Init\\(") |
| { |
| init = flags[i]; |
| sub(".*Init\\(","",init); |
| sub("\\).*","",init); |
| } |
| else |
| init = "0"; |
| |
| print init ", /* fld_" name " */ " |
| } |
| |
| print "0, /* fld_optimize_size */" |
| |
| # Padding, see comments in opth-gen.awk. |
| |
| print "0, /* padding */" |
| |
| # Per-function non-bitfield initializers. |
| |
| for (i = 0; i < n_opts; i++) { |
| name = var_name(flags[i]); |
| if (name == "") |
| continue; |
| |
| if (flag_set_p("VarExists", flags[i])) |
| continue; |
| if (!flag_set_p("PerFunc", flags[i])) |
| continue; |
| if (!flag_set_p("VarUint", flags[i])) |
| continue; |
| |
| if (flags[i] ~ "Init\\(") |
| { |
| init = flags[i]; |
| sub(".*Init\\(","",init); |
| sub("\\).*","",init); |
| } |
| else |
| init = "0"; |
| |
| print init ", /* fld_" name " */ " |
| } |
| |
| print "0 /* fld_optimize */" |
| print "};" |
| |
| print "struct cl_perfunc_opts cl_pf_opts_raw;" |
| print "struct cl_perfunc_opts cl_pf_opts_cooked;" |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| |
| print "const char * const lang_names[] =\n{" |
| for (i = 0; i < n_langs; i++) { |
| macros[i] = "CL_" langs[i] |
| gsub( "[^A-Za-z0-9_]", "X", macros[i] ) |
| s = substr(" ", length (macros[i])) |
| print " " quote langs[i] quote "," |
| } |
| |
| print " 0\n};\n" |
| print "const unsigned int cl_options_count = N_OPTS;\n" |
| |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| # Access functions for per-function bitfields. |
| |
| for (i = 0; i < n_opts; i++) { |
| name = var_name(flags[i]); |
| if (name == "") |
| continue; |
| if (flag_set_p("VarExists", flags[i])) |
| continue; |
| if (!flag_set_p("PerFunc", flags[i])) |
| continue; |
| if (!flag_set_p("VarUint", flags[i])) { |
| print "int cl_opt_access_func_" name " (int value, unsigned int rw)" |
| print "{" |
| print " if (rw == 1)" |
| print " {" |
| printf (" cl_pf_opts.fld_%s = value;\n", name) |
| print " }" |
| printf (" return cl_pf_opts.fld_%s;\n", name) |
| print "}" |
| } |
| } |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| |
| print "const struct cl_option cl_options[] =\n{" |
| |
| for (i = 0; i < n_opts; i++) |
| back_chain[i] = "N_OPTS"; |
| |
| for (i = 0; i < n_opts; i++) { |
| # Combine the flags of identical switches. Switches |
| # appear many times if they are handled by many front |
| # ends, for example. |
| while( i + 1 != n_opts && opts[i] == opts[i + 1] ) { |
| flags[i + 1] = flags[i] " " flags[i + 1]; |
| i++; |
| } |
| |
| len = length (opts[i]); |
| enum = "OPT_" opts[i] |
| if (opts[i] == "finline-limit=") |
| enum = enum "eq" |
| gsub ("[^A-Za-z0-9]", "_", enum) |
| |
| # If this switch takes joined arguments, back-chain all |
| # subsequent switches to it for which it is a prefix. If |
| # a later switch S is a longer prefix of a switch T, T |
| # will be back-chained to S in a later iteration of this |
| # for() loop, which is what we want. |
| if (flags[i] ~ "Joined") { |
| for (j = i + 1; j < n_opts; j++) { |
| if (substr (opts[j], 1, len) != opts[i]) |
| break; |
| back_chain[j] = enum; |
| } |
| } |
| |
| s = substr(" ", length (opts[i])) |
| if (i + 1 == n_opts) |
| comma = "" |
| |
| if (help[i] == "") |
| hlp = "0" |
| else |
| hlp = "N_(" quote help[i] quote ")"; |
| |
| # APPLE LOCAL begin optimization pragmas 3124235/3420242 |
| printf(" { %c-%s%c,\n %s,\n %s, %u, %s, %s, %s, %s }%s\n", |
| quote, opts[i], quote, hlp, back_chain[i], len, |
| switch_flags(flags[i]), |
| var_ref(flags[i]), access_ref(flags[i]), |
| var_set(flags[i]), comma) |
| # APPLE LOCAL end optimization pragmas 3124235/3420242 |
| } |
| |
| print "};" |
| } |