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authorAlan Modra <amodra@gmail.com>2003-07-27 11:58:28 +0000
committerAlan Modra <amodra@gmail.com>2003-07-27 11:58:28 +0000
commit7e7d57681b2ef3593d29069fb0b77d7daadc3fad (patch)
tree2398c37f556c404e3b78bd3b2113a1f34f378f36 /ld/ldgram.y
parent5d35169e36b4fffc737ea015723e034c9efd7906 (diff)
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* ld.texinfo: Typo fixes. Document SUBALIGN.
* ldgram.y (opt_subalign): Add. * ldlex.l (SUBALIGN): Recognize. * ldlang.c (overlay_subalign): New var. (lang_enter_overlay): Add subalign param. (lang_enter_overlay_section): Pass overlay_subalign to lang_enter_output_section_statement. * ldlang.h (lang_enter_overlay): Update.
Diffstat (limited to 'ld/ldgram.y')
-rw-r--r--ld/ldgram.y24
1 files changed, 15 insertions, 9 deletions
diff --git a/ld/ldgram.y b/ld/ldgram.y
index 22dbb24..9038ebc 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -1,6 +1,6 @@
/* A YACC grammar to parse a superset of the AT&T linker scripting language.
Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002 Free Software Foundation, Inc.
+ 2001, 2002, 2003 Free Software Foundation, Inc.
Written by Steve Chamberlain of Cygnus Support (steve@cygnus.com).
This file is part of GNU ld.
@@ -94,7 +94,7 @@ static int error_index;
}
%type <etree> exp opt_exp_with_type mustbe_exp opt_at phdr_type phdr_val
-%type <etree> opt_exp_without_type
+%type <etree> opt_exp_without_type opt_subalign
%type <fill> fill_opt fill_exp
%type <name_list> exclude_name_list
%type <wildcard_list> file_NAME_list
@@ -142,7 +142,7 @@ static int error_index;
%token STARTUP HLL SYSLIB FLOAT NOFLOAT NOCROSSREFS
%token ORIGIN FILL
%token LENGTH CREATE_OBJECT_SYMBOLS INPUT GROUP OUTPUT CONSTRUCTORS
-%token ALIGNMOD AT PROVIDE
+%token ALIGNMOD AT SUBALIGN PROVIDE
%type <token> assign_op atype attributes_opt
%type <name> filename
%token CHIP LIST SECT ABSOLUTE LOAD NEWLINE ENDWORD ORDER NAMEWORD ASSERT_K
@@ -828,31 +828,37 @@ opt_at:
| { $$ = 0; }
;
+opt_subalign:
+ SUBALIGN '(' exp ')' { $$ = $3; }
+ | { $$ = 0; }
+ ;
+
section: NAME { ldlex_expression(); }
opt_exp_with_type
- opt_at { ldlex_popstate (); ldlex_script (); }
+ opt_at
+ opt_subalign { ldlex_popstate (); ldlex_script (); }
'{'
{
lang_enter_output_section_statement($1, $3,
sectype,
- 0, 0, 0, $4);
+ 0, 0, $5, $4);
}
statement_list_opt
'}' { ldlex_popstate (); ldlex_expression (); }
memspec_opt memspec_at_opt phdr_opt fill_opt
{
ldlex_popstate ();
- lang_leave_output_section_statement ($14, $11, $13, $12);
+ lang_leave_output_section_statement ($15, $12, $14, $13);
}
opt_comma
{}
| OVERLAY
{ ldlex_expression (); }
- opt_exp_without_type opt_nocrossrefs opt_at
+ opt_exp_without_type opt_nocrossrefs opt_at opt_subalign
{ ldlex_popstate (); ldlex_script (); }
'{'
{
- lang_enter_overlay ($3);
+ lang_enter_overlay ($3, $6);
}
overlay_section
'}'
@@ -861,7 +867,7 @@ section: NAME { ldlex_expression(); }
{
ldlex_popstate ();
lang_leave_overlay ($5, (int) $4,
- $15, $12, $14, $13);
+ $16, $13, $15, $14);
}
opt_comma
| /* The GROUP case is just enough to support the gcc