# Copyright (C) 2009 Free Software Foundation, Inc.
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# Copyright (C) 2009 Free Software Foundation, Inc.
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#
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#
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# This program is free software; you can redistribute it and/or modify it
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 3, or (at your option) any
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# Free Software Foundation; either version 3, or (at your option) any
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# later version.
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# later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program; see the file COPYING3. If not see
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# along with this program; see the file COPYING3. If not see
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# <http://www.gnu.org/licenses/>.
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# <http://www.gnu.org/licenses/>.
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# Generates compressed tables for types for i386 builtin functions.
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# Generates compressed tables for types for i386 builtin functions.
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function do_error(string) {
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function do_error(string) {
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print FILENAME ":" FNR ": " string > "/dev/stderr"
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print FILENAME ":" FNR ": " string > "/dev/stderr"
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errors = 1
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errors = 1
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}
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}
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function check_type(string) {
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function check_type(string) {
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if (!(string in type_hash))
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if (!(string in type_hash))
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do_error("undefined type code " string)
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do_error("undefined type code " string)
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}
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}
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# We can significantly reduce the size of the read-only tables
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# We can significantly reduce the size of the read-only tables
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# by forcing the compiler to use a smaller implementation type
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# by forcing the compiler to use a smaller implementation type
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# for the enumerations.
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# for the enumerations.
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function attribute_mode(count) {
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function attribute_mode(count) {
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# ??? Except that we get strange "comparison always false" warnings
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# ??? Except that we get strange "comparison always false" warnings
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# for comparisons between different elements of the enumeration.
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# for comparisons between different elements of the enumeration.
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# print "#ifdef __GNUC__"
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# print "#ifdef __GNUC__"
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# if (count < 256)
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# if (count < 256)
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# print " __attribute__((__mode__(__QI__)))"
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# print " __attribute__((__mode__(__QI__)))"
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# else
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# else
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# print " __attribute__((__mode__(__HI__)))"
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# print " __attribute__((__mode__(__HI__)))"
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# print "#endif"
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# print "#endif"
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}
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}
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BEGIN {
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BEGIN {
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FS = "[() \t,]+"
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FS = "[() \t,]+"
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prim_defs = 0
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prim_defs = 0
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vect_defs = 0
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vect_defs = 0
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ptr_defs = 0
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ptr_defs = 0
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cptr_defs = 0
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cptr_defs = 0
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func_defs = 0
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func_defs = 0
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func_args = 0
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func_args = 0
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alias_defs = 0
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alias_defs = 0
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}
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}
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# Skip blank lines or comments.
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# Skip blank lines or comments.
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/^[ \t]*(#|$)/ {
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/^[ \t]*(#|$)/ {
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next
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next
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}
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}
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$1 == "DEF_PRIMITIVE_TYPE" {
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$1 == "DEF_PRIMITIVE_TYPE" {
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if (NF == 4) {
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if (NF == 4) {
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type_hash[$2] = 1
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type_hash[$2] = 1
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prim_name[prim_defs] = $2
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prim_name[prim_defs] = $2
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prim_base[prim_defs] = $3
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prim_base[prim_defs] = $3
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prim_defs++
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prim_defs++
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} else
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} else
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do_error("DEF_PRIMITIVE_TYPE expected 2 arguments")
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do_error("DEF_PRIMITIVE_TYPE expected 2 arguments")
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next
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next
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}
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}
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$1 == "DEF_VECTOR_TYPE" {
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$1 == "DEF_VECTOR_TYPE" {
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if (NF == 4 || NF == 5) {
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if (NF == 4 || NF == 5) {
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check_type($3)
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check_type($3)
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type_hash[$2] = 1
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type_hash[$2] = 1
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vect_name[vect_defs] = $2
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vect_name[vect_defs] = $2
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vect_base[vect_defs] = $3
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vect_base[vect_defs] = $3
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vect_mode[vect_defs] = (NF == 5 ? $4 : $2)
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vect_mode[vect_defs] = (NF == 5 ? $4 : $2)
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vect_defs++
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vect_defs++
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} else
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} else
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do_error("DEF_VECTOR_TYPE expected 2 arguments")
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do_error("DEF_VECTOR_TYPE expected 2 arguments")
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next
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next
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}
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}
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$1 == "DEF_POINTER_TYPE" {
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$1 == "DEF_POINTER_TYPE" {
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if (NF == 4) {
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if (NF == 4) {
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check_type($3)
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check_type($3)
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type_hash[$2] = 1
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type_hash[$2] = 1
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ptr_name[ptr_defs] = $2
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ptr_name[ptr_defs] = $2
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ptr_base[ptr_defs] = $3
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ptr_base[ptr_defs] = $3
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ptr_defs++
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ptr_defs++
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} else if (NF == 5) {
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} else if (NF == 5) {
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check_type($3)
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check_type($3)
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if ($4 == "CONST") {
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if ($4 == "CONST") {
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type_hash[$2] = 1
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type_hash[$2] = 1
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cptr_name[cptr_defs] = $2
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cptr_name[cptr_defs] = $2
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cptr_base[cptr_defs] = $3
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cptr_base[cptr_defs] = $3
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cptr_defs++
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cptr_defs++
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} else
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} else
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do_error("invalid qualifier \"" $4 "\"")
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do_error("invalid qualifier \"" $4 "\"")
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}
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}
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else
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else
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do_error("DEF_POINTER_TYPE expected 2 or 3 arguments")
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do_error("DEF_POINTER_TYPE expected 2 or 3 arguments")
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next
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next
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}
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}
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$1 == "DEF_FUNCTION_TYPE" {
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$1 == "DEF_FUNCTION_TYPE" {
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func_start[func_defs] = func_args
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func_start[func_defs] = func_args
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for (i = 2; i < NF; ++i) {
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for (i = 2; i < NF; ++i) {
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check_type($i)
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check_type($i)
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func_types[func_args++] = $i
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func_types[func_args++] = $i
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}
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}
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if (NF < 3)
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if (NF < 3)
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do_error("DEF_FUNCTION_TYPE expected at least 1 argument")
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do_error("DEF_FUNCTION_TYPE expected at least 1 argument")
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else if (NF == 3)
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else if (NF == 3)
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name = $2 "_FTYPE_VOID"
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name = $2 "_FTYPE_VOID"
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else {
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else {
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name = $2 "_FTYPE"
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name = $2 "_FTYPE"
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for (i = 3; i < NF; ++i)
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for (i = 3; i < NF; ++i)
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name = name "_" $i
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name = name "_" $i
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}
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}
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func_hash[name] = 1
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func_hash[name] = 1
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func_name[func_defs++] = name
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func_name[func_defs++] = name
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next
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next
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}
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}
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$1 == "DEF_FUNCTION_TYPE_ALIAS" {
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$1 == "DEF_FUNCTION_TYPE_ALIAS" {
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if (NF == 4) {
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if (NF == 4) {
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if ($2 in func_hash) {
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if ($2 in func_hash) {
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alias_base[alias_defs] = $2
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alias_base[alias_defs] = $2
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alias_name[alias_defs] = $2 "_" $3
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alias_name[alias_defs] = $2 "_" $3
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alias_defs++
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alias_defs++
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} else
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} else
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do_error("undefined function code " $2)
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do_error("undefined function code " $2)
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} else
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} else
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do_error("DEF_FUNCTION_TYPE_ALIAS expected 2 arguments")
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do_error("DEF_FUNCTION_TYPE_ALIAS expected 2 arguments")
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next
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next
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}
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}
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{
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{
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do_error("unknown directive \"" $1 "\"");
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do_error("unknown directive \"" $1 "\"");
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}
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}
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END {
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END {
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if (errors)
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if (errors)
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exit 1
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exit 1
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print "/* This file is auto-generated by i386-builtin-types.awk. */\n"
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print "/* This file is auto-generated by i386-builtin-types.awk. */\n"
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# This first enumeration contains all of the non-function types.
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# This first enumeration contains all of the non-function types.
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print "enum ix86_builtin_type {"
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print "enum ix86_builtin_type {"
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for (i = 0; i < prim_defs; ++i)
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for (i = 0; i < prim_defs; ++i)
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print " IX86_BT_" prim_name[i] ","
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print " IX86_BT_" prim_name[i] ","
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print " IX86_BT_LAST_PRIM = IX86_BT_" prim_name[i-1] ","
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print " IX86_BT_LAST_PRIM = IX86_BT_" prim_name[i-1] ","
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for (i = 0; i < vect_defs; ++i)
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for (i = 0; i < vect_defs; ++i)
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print " IX86_BT_" vect_name[i] ","
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print " IX86_BT_" vect_name[i] ","
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print " IX86_BT_LAST_VECT = IX86_BT_" vect_name[i-1] ","
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print " IX86_BT_LAST_VECT = IX86_BT_" vect_name[i-1] ","
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for (i = 0; i < ptr_defs; ++i)
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for (i = 0; i < ptr_defs; ++i)
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print " IX86_BT_" ptr_name[i] ","
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print " IX86_BT_" ptr_name[i] ","
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print " IX86_BT_LAST_PTR = IX86_BT_" ptr_name[i-1] ","
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print " IX86_BT_LAST_PTR = IX86_BT_" ptr_name[i-1] ","
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for (i = 0; i < cptr_defs; ++i)
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for (i = 0; i < cptr_defs; ++i)
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print " IX86_BT_" cptr_name[i] ","
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print " IX86_BT_" cptr_name[i] ","
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print " IX86_BT_LAST_CPTR = IX86_BT_" cptr_name[i-1] "\n}"
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print " IX86_BT_LAST_CPTR = IX86_BT_" cptr_name[i-1] "\n}"
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attribute_mode(prim_defs + vect_defs + ptr_defs + cptr_defs)
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attribute_mode(prim_defs + vect_defs + ptr_defs + cptr_defs)
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print ";\n\n"
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print ";\n\n"
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# We can't tabularize the initialization of the primitives, since
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# We can't tabularize the initialization of the primitives, since
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# at least one of them is created via a local variable. That's ok,
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# at least one of them is created via a local variable. That's ok,
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# just create a nice big macro to do all the work.
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# just create a nice big macro to do all the work.
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print "#define DEFINE_BUILTIN_PRIMITIVE_TYPES \\"
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print "#define DEFINE_BUILTIN_PRIMITIVE_TYPES \\"
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for (i = 0; i < prim_defs; ++i) {
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for (i = 0; i < prim_defs; ++i) {
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printf " ix86_builtin_type_tab[(int)IX86_BT_" prim_name[i] \
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printf " ix86_builtin_type_tab[(int)IX86_BT_" prim_name[i] \
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"] = " prim_base[i]
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"] = " prim_base[i]
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if (i < prim_defs - 1)
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if (i < prim_defs - 1)
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print ", \\"
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print ", \\"
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}
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}
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print "\n\n"
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print "\n\n"
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# The vector types are defined via two tables defining the real
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# The vector types are defined via two tables defining the real
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# machine mode and the builtin primitive type. We use two tables
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# machine mode and the builtin primitive type. We use two tables
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# rather than a structure to avoid structure padding and save space.
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# rather than a structure to avoid structure padding and save space.
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print "static const enum machine_mode ix86_builtin_type_vect_mode[] = {"
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print "static const enum machine_mode ix86_builtin_type_vect_mode[] = {"
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for (i = 0; i < vect_defs; ++i) {
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for (i = 0; i < vect_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 6 == 0)
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else if (i % 6 == 0)
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printf ",\n "
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printf ",\n "
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else
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else
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printf ", "
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printf ", "
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printf vect_mode[i] "mode"
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printf vect_mode[i] "mode"
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}
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}
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print "\n};\n\n"
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print "\n};\n\n"
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print "static const enum ix86_builtin_type " \
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print "static const enum ix86_builtin_type " \
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"ix86_builtin_type_vect_base[] = {"
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"ix86_builtin_type_vect_base[] = {"
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for (i = 0; i < vect_defs; ++i) {
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for (i = 0; i < vect_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 4 == 0)
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else if (i % 4 == 0)
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printf ",\n "
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printf ",\n "
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else
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else
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printf ", "
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printf ", "
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printf "IX86_BT_" vect_base[i]
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printf "IX86_BT_" vect_base[i]
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}
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}
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print "\n};\n\n"
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print "\n};\n\n"
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# The pointer types are defined via a single table defining the
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# The pointer types are defined via a single table defining the
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# builtin primitive type. The const-ness of the pointer is taken
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# builtin primitive type. The const-ness of the pointer is taken
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# from the enumeration value > IX86_BT_LAST_PTR.
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# from the enumeration value > IX86_BT_LAST_PTR.
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print "static const enum ix86_builtin_type " \
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print "static const enum ix86_builtin_type " \
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"ix86_builtin_type_ptr_base[] = {"
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"ix86_builtin_type_ptr_base[] = {"
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for (i = 0; i < ptr_defs; ++i) {
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for (i = 0; i < ptr_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 4 == 0)
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else if (i % 4 == 0)
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printf "\n "
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printf "\n "
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printf " IX86_BT_" ptr_base[i] ","
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printf " IX86_BT_" ptr_base[i] ","
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}
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}
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print "\n /* pointer-to-constant defs start here */"
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print "\n /* pointer-to-constant defs start here */"
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for (i = 0; i < cptr_defs; ++i) {
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for (i = 0; i < cptr_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 4 == 0)
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else if (i % 4 == 0)
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printf ",\n "
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printf ",\n "
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else
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else
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printf ", "
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printf ", "
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printf "IX86_BT_" cptr_base[i]
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printf "IX86_BT_" cptr_base[i]
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}
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}
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print "\n};\n\n"
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print "\n};\n\n"
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# This second enumeration contains all of the function types.
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# This second enumeration contains all of the function types.
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print "enum ix86_builtin_func_type {"
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print "enum ix86_builtin_func_type {"
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for (i = 0; i < func_defs; ++i)
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for (i = 0; i < func_defs; ++i)
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print " " func_name[i] ","
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print " " func_name[i] ","
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print " IX86_BT_LAST_FUNC = " func_name[i-1] ","
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print " IX86_BT_LAST_FUNC = " func_name[i-1] ","
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for (i = 0; i < alias_defs; ++i)
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for (i = 0; i < alias_defs; ++i)
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print " " alias_name[i] ","
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print " " alias_name[i] ","
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print " IX86_BT_LAST_ALIAS = " alias_name[i-1] "\n}"
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print " IX86_BT_LAST_ALIAS = " alias_name[i-1] "\n}"
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attribute_mode(func_defs + alias_defs)
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attribute_mode(func_defs + alias_defs)
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print ";\n\n"
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print ";\n\n"
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# The function types are defined via two tables. The first contains
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# The function types are defined via two tables. The first contains
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# ranges consiting of the function's return type, followed by all of
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# ranges consiting of the function's return type, followed by all of
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# the function argument types. The ranges for all of the builtin
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# the function argument types. The ranges for all of the builtin
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# functions are smooshed together in the same array. The second array
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# functions are smooshed together in the same array. The second array
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# contains, for each builtin, the index of the function's return type
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# contains, for each builtin, the index of the function's return type
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# within the first array.
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# within the first array.
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print "static const enum ix86_builtin_type ix86_builtin_func_args[] = {"
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print "static const enum ix86_builtin_type ix86_builtin_func_args[] = {"
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for (i = 0; i < func_args; ++i) {
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for (i = 0; i < func_args; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 4 == 0)
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else if (i % 4 == 0)
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printf ",\n "
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printf ",\n "
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else
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else
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printf ", "
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printf ", "
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printf "IX86_BT_" func_types[i]
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printf "IX86_BT_" func_types[i]
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}
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}
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print "\n};\n\n"
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print "\n};\n\n"
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print "static const unsigned short ix86_builtin_func_start[] = {"
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print "static const unsigned short ix86_builtin_func_start[] = {"
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for (i = 0; i < func_defs; ++i) {
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for (i = 0; i < func_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else if (i % 10 == 0)
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else if (i % 10 == 0)
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printf "\n "
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printf "\n "
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printf " " func_start[i] ","
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printf " " func_start[i] ","
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}
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}
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print " " func_args "\n};\n\n"
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print " " func_args "\n};\n\n"
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|
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print "static const enum ix86_builtin_func_type " \
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print "static const enum ix86_builtin_func_type " \
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"ix86_builtin_func_alias_base[] = {"
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"ix86_builtin_func_alias_base[] = {"
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for (i = 0; i < alias_defs; ++i) {
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for (i = 0; i < alias_defs; ++i) {
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if (i == 0)
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if (i == 0)
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printf " "
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printf " "
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else
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else
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printf ",\n "
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printf ",\n "
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printf alias_base[i]
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printf alias_base[i]
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}
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}
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print "\n};"
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print "\n};"
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}
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}
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