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scripts/dtc: generate lexer and parser during build instead of shipping

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Now that the kernel build supports flex and bison, remove the _shipped
files and generate them during the build instead.

Based on Masahiro's original patch.

Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Rob Herring 2018-02-27 17:28:47 -06:00
parent a54b81ea24
commit e039139be8
5 changed files with 5 additions and 4713 deletions
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6
scripts/dtc/Makefile
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@ -28,5 +28,7 @@ HOSTCFLAGS_dtc-parser.tab.o := $(HOSTCFLAGS_DTC)
# dependencies on generated files need to be listed explicitly
$(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h
# generated files need to be cleaned explicitly
clean-files := dtc-lexer.lex.c dtc-parser.tab.c dtc-parser.tab.h
# generated files need to include *.cmd and be cleaned explicitly
generated-files := dtc-lexer.lex.c dtc-parser.tab.c dtc-parser.tab.h
targets := $(generated-files)
clean-files := $(generated-files)

2259
scripts/dtc/dtc-lexer.lex.c_shipped
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File diff suppressed because it is too large Load Diff

2321
scripts/dtc/dtc-parser.tab.c_shipped
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File diff suppressed because it is too large Load Diff

125
scripts/dtc/dtc-parser.tab.h_shipped
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@ -1,125 +0,0 @@
/* A Bison parser, made by GNU Bison 3.0.4. */
/* Bison interface for Yacc-like parsers in C
Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */
/* As a special exception, you may create a larger work that contains
part or all of the Bison parser skeleton and distribute that work
under terms of your choice, so long as that work isn't itself a
parser generator using the skeleton or a modified version thereof
as a parser skeleton. Alternatively, if you modify or redistribute
the parser skeleton itself, you may (at your option) remove this
special exception, which will cause the skeleton and the resulting
Bison output files to be licensed under the GNU General Public
License without this special exception.
This special exception was added by the Free Software Foundation in
version 2.2 of Bison. */
#ifndef YY_YY_DTC_PARSER_TAB_H_INCLUDED
# define YY_YY_DTC_PARSER_TAB_H_INCLUDED
/* Debug traces. */
#ifndef YYDEBUG
# define YYDEBUG 0
#endif
#if YYDEBUG
extern int yydebug;
#endif
/* Token type. */
#ifndef YYTOKENTYPE
# define YYTOKENTYPE
enum yytokentype
{
DT_V1 = 258,
DT_PLUGIN = 259,
DT_MEMRESERVE = 260,
DT_LSHIFT = 261,
DT_RSHIFT = 262,
DT_LE = 263,
DT_GE = 264,
DT_EQ = 265,
DT_NE = 266,
DT_AND = 267,
DT_OR = 268,
DT_BITS = 269,
DT_DEL_PROP = 270,
DT_DEL_NODE = 271,
DT_PROPNODENAME = 272,
DT_LITERAL = 273,
DT_CHAR_LITERAL = 274,
DT_BYTE = 275,
DT_STRING = 276,
DT_LABEL = 277,
DT_REF = 278,
DT_INCBIN = 279
};
#endif
/* Value type. */
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
union YYSTYPE
{
#line 39 "dtc-parser.y" /* yacc.c:1909 */
char *propnodename;
char *labelref;
uint8_t byte;
struct data data;
struct {
struct data data;
int bits;
} array;
struct property *prop;
struct property *proplist;
struct node *node;
struct node *nodelist;
struct reserve_info *re;
uint64_t integer;
unsigned int flags;
#line 99 "dtc-parser.tab.h" /* yacc.c:1909 */
};
typedef union YYSTYPE YYSTYPE;
# define YYSTYPE_IS_TRIVIAL 1
# define YYSTYPE_IS_DECLARED 1
#endif
/* Location type. */
#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
typedef struct YYLTYPE YYLTYPE;
struct YYLTYPE
{
int first_line;
int first_column;
int last_line;
int last_column;
};
# define YYLTYPE_IS_DECLARED 1
# define YYLTYPE_IS_TRIVIAL 1
#endif
extern YYSTYPE yylval;
extern YYLTYPE yylloc;
int yyparse (void);
#endif /* !YY_YY_DTC_PARSER_TAB_H_INCLUDED */

7
scripts/dtc/update-dtc-source.sh
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@ -4,7 +4,7 @@
#
# This script assumes that the dtc and the linux git trees are in the
# same directory. After building dtc in the dtc directory, it copies the
# source files and generated source files into the scripts/dtc directory
# source files and generated source file(s) into the scripts/dtc directory
# in the kernel and creates a git commit updating them to the new
# version.
#
@ -34,7 +34,6 @@ DTC_LINUX_PATH=`pwd`/scripts/dtc
DTC_SOURCE="checks.c data.c dtc.c dtc.h flattree.c fstree.c livetree.c srcpos.c \
srcpos.h treesource.c util.c util.h version_gen.h Makefile.dtc \
dtc-lexer.l dtc-parser.y"
DTC_GENERATED="dtc-lexer.lex.c dtc-parser.tab.c dtc-parser.tab.h"
LIBFDT_SOURCE="Makefile.libfdt fdt.c fdt.h fdt_addresses.c fdt_empty_tree.c \
fdt_overlay.c fdt_ro.c fdt_rw.c fdt_strerror.c fdt_sw.c \
fdt_wip.c libfdt.h libfdt_env.h libfdt_internal.h"
@ -59,10 +58,6 @@ for f in $DTC_SOURCE; do
cp ${DTC_UPSTREAM_PATH}/${f} ${f}
git add ${f}
done
for f in $DTC_GENERATED; do
cp ${DTC_UPSTREAM_PATH}/$f ${f}_shipped
git add ${f}_shipped
done
for f in $LIBFDT_SOURCE; do
cp ${DTC_UPSTREAM_PATH}/libfdt/${f} libfdt/${f}
git add libfdt/${f}