Move pragma interface support to c-pragma.h
From-SVN: r9410
This commit is contained in:
Michael Meissner
parent
dce58868d9
commit
3d6f7931f9
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@ -1022,10 +1022,10 @@ c-decl.o : c-decl.c $(CONFIG_H) $(TREE_H) c-tree.h c-lex.h flags.h output.h
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c-typeck.o : c-typeck.c $(CONFIG_H) $(TREE_H) c-tree.h flags.h output.h
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c-lang.o : c-lang.c $(CONFIG_H) $(TREE_H)
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c-lex.o : c-lex.c $(CONFIG_H) $(TREE_H) c-lex.h c-tree.h $(srcdir)/c-parse.h \
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input.h flags.h $(srcdir)/c-gperf.h
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input.h flags.h $(srcdir)/c-gperf.h c-pragma.h
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c-aux-info.o : c-aux-info.c $(CONFIG_H) $(TREE_H) c-tree.h flags.h
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c-convert.o : c-convert.c $(CONFIG_H) $(TREE_H) flags.h
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c-pragma.o: c-pragma.c $(CONFIG_H) $(TREE_H)
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c-pragma.o: c-pragma.c $(CONFIG_H) $(TREE_H) c-pragma.h
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c-iterate.o: c-iterate.c $(CONFIG_H) $(TREE_H) $(RTL_H) c-tree.h flags.h
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# To make a configuration always use collect2, set USE_COLLECT2 to ld.
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@ -1101,7 +1101,7 @@ rtlanal.o : rtlanal.c $(CONFIG_H) $(RTL_H)
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toplev.o: bytecode.h bc-emit.h
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varasm.o : varasm.c $(CONFIG_H) $(TREE_H) $(RTL_H) flags.h function.h \
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defaults.h insn-codes.h expr.h hard-reg-set.h regs.h xcoffout.h \
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output.h bytecode.h
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output.h bytecode.h c-pragma.h
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function.o : function.c $(CONFIG_H) $(RTL_H) $(TREE_H) flags.h function.h \
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insn-flags.h insn-codes.h expr.h regs.h hard-reg-set.h insn-config.h \
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recog.h output.h bytecode.h
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@ -30,6 +30,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "c-tree.h"
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#include "flags.h"
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#include "c-parse.h"
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#include "c-pragma.h"
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#include <ctype.h>
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@ -22,31 +22,10 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "tree.h"
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#include "function.h"
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#include "defaults.h"
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#include "c-pragma.h"
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#ifdef HANDLE_SYSV_PRAGMA
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/* Support #pragma weak by default if WEAK_ASM_OP and ASM_OUTPUT_DEF
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are defined. */
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#if !defined (HANDLE_PRAGMA_WEAK) && defined (WEAK_ASM_OP) && defined (ASM_OUTPUT_DEF)
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#define HANDLE_PRAGMA_WEAK 1
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#endif
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/* See varasm.c for an identical definition. */
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enum pragma_state
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{
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ps_start,
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ps_done,
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ps_bad,
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ps_weak,
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ps_name,
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ps_equals,
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ps_value,
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ps_pack,
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ps_left,
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ps_align,
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ps_right
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};
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/* When structure field packing is in effect, this variable is the
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number of bits to use as the maximum alignment. When packing is not
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in effect, this is zero. */
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@ -82,7 +61,7 @@ handle_pragma_token (string, token)
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{
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#ifdef HANDLE_PRAGMA_WEAK
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if (HANDLE_PRAGMA_WEAK)
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handle_pragma_weak (state, asm_out_file, name, value);
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handle_pragma_weak (state, name, value);
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#endif /* HANDLE_PRAMA_WEAK */
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}
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@ -0,0 +1,48 @@
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/* Pragma related interfaces.
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Copyright (C) 1995 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC 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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifdef HANDLE_SYSV_PRAGMA
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/* Support #pragma weak by default if WEAK_ASM_OP and ASM_OUTPUT_DEF
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are defined. */
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#if !defined (HANDLE_PRAGMA_WEAK) && defined (WEAK_ASM_OP) && defined (ASM_OUTPUT_DEF)
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#define HANDLE_PRAGMA_WEAK 1
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#endif
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enum pragma_state
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{
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ps_start,
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ps_done,
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ps_bad,
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ps_weak,
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ps_name,
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ps_equals,
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ps_value,
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ps_pack,
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ps_left,
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ps_align,
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ps_right
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};
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/* Output asm to handle ``#pragma weak'' */
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extern void handle_pragma_weak PROTO((enum pragma_state, char *, char *));
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/* Handle a C style pragma */
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extern void handle_pragma_token PROTO((char *, tree));
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#endif /* HANDLE_SYSV_PRAGMA */
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@ -222,7 +222,7 @@ $(srcdir)/hash.h:
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spew.o : spew.c $(CONFIG_H) $(CXX_TREE_H) \
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$(PARSE_H) $(srcdir)/../flags.h lex.h
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lex.o : lex.c $(CONFIG_H) $(CXX_TREE_H) \
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$(PARSE_H) input.c $(srcdir)/../flags.h hash.h lex.h
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$(PARSE_H) input.c $(srcdir)/../flags.h hash.h lex.h $(srcdir)/../c-pragma.h
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decl.o : decl.c $(CONFIG_H) $(CXX_TREE_H) $(srcdir)/../flags.h \
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lex.h decl.h $(srcdir)/../stack.h
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decl2.o : decl2.c $(CONFIG_H) $(CXX_TREE_H) $(srcdir)/../flags.h \
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@ -36,6 +36,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "cp-tree.h"
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#include "flags.h"
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#include "obstack.h"
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#include "c-pragma.h"
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#ifdef MULTIBYTE_CHARS
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#include <stdlib.h>
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@ -4953,10 +4954,10 @@ handle_sysv_pragma ()
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handle_pragma_token (token_buffer, yylval.ttype);
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break;
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case END_OF_LINE:
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handle_pragma_token (0, 0);
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handle_pragma_token (NULL_PTR, NULL_TREE);
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return;
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default:
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handle_pragma_token (token_buffer, 0);
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handle_pragma_token (token_buffer, NULL_TREE);
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}
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}
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}
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35
gcc/varasm.c
35
gcc/varasm.c
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@ -42,6 +42,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "bytecode.h"
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#include "obstack.h"
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#include "c-pragma.h"
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#ifdef XCOFF_DEBUGGING_INFO
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#include "xcoffout.h"
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@ -97,7 +98,7 @@ int size_directive_output;
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tree last_assemble_variable_decl;
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#if defined (HANDLE_PRAGMA_WEAK) || (defined (WEAK_ASM_OP) && defined (ASM_OUTPUT_DEF))
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#ifdef HANDLE_PRAGMA_WEAK
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/* Any weak symbol declarations waiting to be emitted. */
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struct weak_syms
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@ -3926,35 +3927,12 @@ output_constructor (exp, size)
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assemble_zeros (size - total_bytes);
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}
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/* Support #pragma weak by default if WEAK_ASM_OP and ASM_OUTPUT_DEF
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are defined. */
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#if !defined (HANDLE_PRAGMA_WEAK) && defined (WEAK_ASM_OP) && defined (ASM_OUTPUT_DEF)
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#define HANDLE_PRAGMA_WEAK 1
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#endif
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#if defined (HANDLE_SYSV_PRAGMA) && defined (HANDLE_PRAGMA_WEAK)
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/* See c-pragma.c for an identical definition. */
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enum pragma_state
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{
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ps_start,
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ps_done,
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ps_bad,
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ps_weak,
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ps_name,
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ps_equals,
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ps_value,
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ps_pack,
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ps_left,
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ps_align,
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ps_right
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};
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/* Output asm to handle ``#pragma weak'' */
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void
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handle_pragma_weak (what, out_file, name, value)
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handle_pragma_weak (what, name, value)
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enum pragma_state what;
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FILE *out_file;
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char *name, *value;
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{
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if (what == ps_name || what == ps_value)
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@ -3988,12 +3966,17 @@ void
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declare_weak (decl)
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tree decl;
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{
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#ifdef HANDLE_PRAGMA_WEAK
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if (! TREE_PUBLIC (decl))
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error_with_decl (decl, "weak declaration of `%s' must be public");
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else
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handle_pragma_weak (ps_name, asm_out_file,
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handle_pragma_weak (ps_name,
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IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl)),
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NULL_PTR);
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#else
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error ("weak declarations are not supported in this configuration");
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#endif
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}
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/* Emit any pending weak declarations. */
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