From 3a473096422919ee478a7ccfaea3887fc11936db Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Tue, 15 Aug 1995 21:35:46 +0000 Subject: [PATCH] * ldgram.y (YYDEBUG): If not defined, define as 1. (CASE, EXTERN, START): New tokens. (mri_script_command): Handle CASE, EXTERN, INCLUDE, START. (casesymlist): New nonterminal. (extern_name_list): New nonterminal. * ldlex.l: Accept lower case trailing base specifiers. Don't ignore the first digit when the base is a suffix. Accept many EXPRESSION state tokens in MRI state. Support MRI continuation lines and MRI semicolon comments. Accept all MRI keywords in lower case. Add CASE, EXTERN, and START MRI keywords. --- ld/ChangeLog | 13 +++++++++++++ ld/ldgram.y | 51 +++++++++++++++++++++++++++++++++++++++++++-------- 2 files changed, 56 insertions(+), 8 deletions(-) diff --git a/ld/ChangeLog b/ld/ChangeLog index ed0ebd1..6f2f009 100644 --- a/ld/ChangeLog +++ b/ld/ChangeLog @@ -1,3 +1,16 @@ +Tue Aug 15 17:31:16 1995 Ian Lance Taylor + + * ldgram.y (YYDEBUG): If not defined, define as 1. + (CASE, EXTERN, START): New tokens. + (mri_script_command): Handle CASE, EXTERN, INCLUDE, START. + (casesymlist): New nonterminal. + (extern_name_list): New nonterminal. + * ldlex.l: Accept lower case trailing base specifiers. Don't + ignore the first digit when the base is a suffix. Accept many + EXPRESSION state tokens in MRI state. Support MRI continuation + lines and MRI semicolon comments. Accept all MRI keywords in + lower case. Add CASE, EXTERN, and START MRI keywords. + Tue Aug 8 19:14:58 1995 Ken Raeburn * emultempl/sunos.em (gld${EMULATION_NAME}_find_so): Use xmalloc diff --git a/ld/ldgram.y b/ld/ldgram.y index 7d13971..4967145 100644 --- a/ld/ldgram.y +++ b/ld/ldgram.y @@ -16,7 +16,7 @@ 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, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ %{ /* @@ -39,6 +39,10 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "mri.h" #include "ldlex.h" +#ifndef YYDEBUG +#define YYDEBUG 1 +#endif + static int typebits; lang_memory_region_type *region; @@ -70,7 +74,7 @@ static int error_index; %type fill_opt %type memspec_opt %token INT -%token NAME +%token NAME LNAME %type length %right PLUSEQ MINUSEQ MULTEQ DIVEQ '=' LSHIFTEQ RSHIFTEQ ANDEQ OREQ @@ -98,7 +102,7 @@ static int error_index; %token INCLUDE %token MEMORY DEFSYMEND %token NOLOAD DSECT COPY INFO OVERLAY -%token NAME DEFINED TARGET_K SEARCH_DIR MAP ENTRY +%token NAME LNAME DEFINED TARGET_K SEARCH_DIR MAP ENTRY %token SIZEOF NEXT ADDR %token STARTUP HLL SYSLIB FLOAT NOFLOAT %token ORIGIN FILL @@ -108,7 +112,7 @@ static int error_index; %type filename %token CHIP LIST SECT ABSOLUTE LOAD NEWLINE ENDWORD ORDER NAMEWORD %token FORMAT PUBLIC DEFSYMEND BASE ALIAS TRUNCATE REL -%token INPUT_SCRIPT INPUT_MRI_SCRIPT INPUT_DEFSYM +%token INPUT_SCRIPT INPUT_MRI_SCRIPT INPUT_DEFSYM CASE EXTERN START %% @@ -157,15 +161,15 @@ mri_script_command: } | ORDER ordernamelist | ENDWORD - | PUBLIC NAME '=' exp + | PUBLIC NAME '=' exp { mri_public($2, $4); } - | PUBLIC NAME ',' exp + | PUBLIC NAME ',' exp { mri_public($2, $4); } | PUBLIC NAME exp { mri_public($2, $3); } | FORMAT NAME { mri_format($2); } - | SECT NAME ',' exp + | SECT NAME ',' exp { mri_output_section($2, $4);} | SECT NAME exp { mri_output_section($2, $3);} @@ -187,6 +191,12 @@ mri_script_command: { mri_base($2); } | TRUNCATE INT { mri_truncate((unsigned int) $2); } + | CASE casesymlist + | EXTERN extern_name_list + | INCLUDE filename + { ldfile_open_command_file ($2); } mri_script_lines END + | START NAME + { lang_add_entry ($2, 0); } | ; @@ -209,6 +219,19 @@ mri_abs_name_list: { mri_only_load($3); } ; +casesymlist: + /* empty */ + | NAME + | casesymlist ',' NAME + ; + +extern_name_list: + NAME + { ldlang_add_undef ($1); } + | extern_name_list ',' NAME + { ldlang_add_undef ($3); } + ; + script_file: { ldlex_both(); @@ -243,7 +266,10 @@ ifile_p1: | OUTPUT '(' filename ')' { lang_add_output($3, 1); } | OUTPUT_FORMAT '(' NAME ')' - { lang_add_output_format($3, 1); } + { lang_add_output_format ($3, (char *) NULL, + (char *) NULL, 1); } + | OUTPUT_FORMAT '(' NAME ',' NAME ',' NAME ')' + { lang_add_output_format ($3, $5, $7, 1); } | OUTPUT_ARCH '(' NAME ')' { ldfile_set_output_arch($3); } | FORCE_COMMON_ALLOCATION @@ -269,6 +295,15 @@ input_list: | input_list NAME { lang_add_input_file($2,lang_input_file_is_search_file_enum, (char *)NULL); } + | LNAME + { lang_add_input_file($1,lang_input_file_is_l_enum, + (char *)NULL); } + | input_list ',' LNAME + { lang_add_input_file($3,lang_input_file_is_l_enum, + (char *)NULL); } + | input_list LNAME + { lang_add_input_file($2,lang_input_file_is_l_enum, + (char *)NULL); } ; sections: -- 2.7.4