PR debug/45997

[pf3gnuchains/gcc-fork.git] / gcc / output.h

diff --git a/gcc/output.h b/gcc/output.h
index ca010d9..6a835c0 100644 (file)
--- a/gcc/output.h
+++ b/gcc/output.h
@@ -1,13 +1,14 @@
 /* Declarations for insn-output.c.  These functions are defined in recog.c,
    final.c, and varasm.c.
 /* Declarations for insn-output.c.  These functions are defined in recog.c,
    final.c, and varasm.c.

-   Copyright (C) 1987, 1991, 1994, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 1987, 1991, 1994, 1997, 1998, 1999, 2000, 2001, 2002,
+   2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.

 
 This file is part of GCC.
 
 GCC 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
 
 This file is part of GCC.
 
 GCC 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 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later

 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY


@@ -16,9 +17,8 @@ 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
 for more details.
 
 You should have received a copy of the GNU General Public License

-along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */

 
 #ifndef GCC_OUTPUT_H
 #define GCC_OUTPUT_H
 
 #ifndef GCC_OUTPUT_H
 #define GCC_OUTPUT_H


@@ -78,6 +78,9 @@ extern rtx final_scan_insn (rtx, FILE *, int, int, int *);
    subreg of.  */
 extern rtx alter_subreg (rtx *);
 
    subreg of.  */
 extern rtx alter_subreg (rtx *);
 

+/* Print an operand using machine-dependent assembler syntax.  */
+extern void output_operand (rtx, int);
+

 /* Report inconsistency between the assembler template and the operands.
    In an `asm', it's the user's fault; otherwise, the compiler's fault.  */
 extern void output_operand_lossage (const char *, ...) ATTRIBUTE_PRINTF_1;
 /* Report inconsistency between the assembler template and the operands.
    In an `asm', it's the user's fault; otherwise, the compiler's fault.  */
 extern void output_operand_lossage (const char *, ...) ATTRIBUTE_PRINTF_1;


@@ -95,9 +98,16 @@ extern int insn_current_reference_address (rtx);
    Defined in final.c.  */
 extern int label_to_alignment (rtx);
 
    Defined in final.c.  */
 extern int label_to_alignment (rtx);
 

+/* Find the alignment maximum skip associated with a CODE_LABEL.
+   Defined in final.c.  */
+extern int label_to_max_skip (rtx);
+

 /* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol.  */
 extern void output_asm_label (rtx);
 
 /* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol.  */
 extern void output_asm_label (rtx);
 

+/* Marks SYMBOL_REFs in x as referenced through use of assemble_external.  */
+extern void mark_symbol_refs_as_used (rtx);
+

 /* Print a memory reference operand for address X
    using machine-dependent assembler syntax.  */
 extern void output_address (rtx);
 /* Print a memory reference operand for address X
    using machine-dependent assembler syntax.  */
 extern void output_address (rtx);


@@ -145,9 +155,6 @@ extern void leaf_renumber_regs_insn (rtx);
 /* Locate the proper template for the given insn-code.  */
 extern const char *get_insn_template (int, rtx);
 
 /* Locate the proper template for the given insn-code.  */
 extern const char *get_insn_template (int, rtx);
 

-/* Functions in flow.c */
-extern int regno_clobbered_at_setjmp (int);
-

 /* Functions in varasm.c.  */
 
 /* Declare DECL to be a weak symbol.  */
 /* Functions in varasm.c.  */
 
 /* Declare DECL to be a weak symbol.  */


@@ -158,6 +165,9 @@ extern void merge_weak (tree, tree);
 /* Emit any pending weak declarations.  */
 extern void weak_finish (void);
 
 /* Emit any pending weak declarations.  */
 extern void weak_finish (void);
 

+/* Return the default TLS model for a given variable.  */
+extern enum tls_model decl_default_tls_model (const_tree);
+

 /* Decode an `asm' spec for a declaration as a register name.
    Return the register number, or -1 if nothing specified,
    or -2 if the ASMSPEC is not `cc' or `memory' and is not recognized,
 /* Decode an `asm' spec for a declaration as a register name.
    Return the register number, or -1 if nothing specified,
    or -2 if the ASMSPEC is not `cc' or `memory' and is not recognized,


@@ -167,9 +177,10 @@ extern void weak_finish (void);
    Prefixes such as % are optional.  */
 extern int decode_reg_name (const char *);
 
    Prefixes such as % are optional.  */
 extern int decode_reg_name (const char *);
 

-/* Make the rtl for variable VAR be volatile.
-   Use this only for static variables.  */
-extern void make_var_volatile (tree);
+/* Similar to decode_reg_name, but takes an extra parameter that is a
+   pointer to the number of (internal) registers described by the
+   external name.  */
+extern int decode_reg_name_and_count (const char *, int *);

 
 extern void assemble_alias (tree, tree);
 
 
 extern void assemble_alias (tree, tree);
 


@@ -222,7 +233,7 @@ extern void assemble_string (const char *, int);
 extern void assemble_external_libcall (rtx);
 
 /* Assemble a label named NAME.  */
 extern void assemble_external_libcall (rtx);
 
 /* Assemble a label named NAME.  */

-extern void assemble_label (const char *);
+extern void assemble_label (FILE *, const char *);

 
 /* Output to FILE (an assembly file) a reference to NAME.  If NAME
    starts with a *, the rest of NAME is output verbatim.  Otherwise
 
 /* Output to FILE (an assembly file) a reference to NAME.  If NAME
    starts with a *, the rest of NAME is output verbatim.  Otherwise


@@ -258,6 +269,10 @@ extern bool default_assemble_integer (rtx, unsigned int, int);
    be outputable. */
 extern bool assemble_integer (rtx, unsigned, unsigned, int);
 
    be outputable. */
 extern bool assemble_integer (rtx, unsigned, unsigned, int);
 

+/* Return section for TEXT_SECITON_NAME if DECL or DECL_SECTION_NAME (DECL)
+   is NULL.  */
+extern section *get_named_text_section (tree, const char *, const char *);
+

 /* An interface to assemble_integer for the common case in which a value is
    fully aligned and must be printed.  VALUE is the value of the integer
    object and SIZE is the number of bytes it contains.  */
 /* An interface to assemble_integer for the common case in which a value is
    fully aligned and must be printed.  VALUE is the value of the integer
    object and SIZE is the number of bytes it contains.  */


@@ -269,6 +284,9 @@ extern bool assemble_integer (rtx, unsigned, unsigned, int);
 extern void assemble_real (REAL_VALUE_TYPE, enum machine_mode, unsigned);
 #endif
 
 extern void assemble_real (REAL_VALUE_TYPE, enum machine_mode, unsigned);
 #endif
 

+/* Write the address of the entity given by SYMBOL to SEC.  */
+extern void assemble_addr_to_section (rtx, section *);
+

 /* Return the size of the constant pool.  */
 extern int get_pool_size (void);
 
 /* Return the size of the constant pool.  */
 extern int get_pool_size (void);
 


@@ -280,12 +298,14 @@ extern void output_shared_constant_pool (void);
 
 extern void output_object_blocks (void);
 
 
 extern void output_object_blocks (void);
 

+extern void output_quoted_string (FILE *, const char *);
+

 /* Whether a constructor CTOR is a valid static constant initializer if all
    its elements are.  This used to be internal to initializer_constant_valid_p
    and has been exposed to let other functions like categorize_ctor_elements
    evaluate the property while walking a constructor for other purposes.  */
 
 /* Whether a constructor CTOR is a valid static constant initializer if all
    its elements are.  This used to be internal to initializer_constant_valid_p
    and has been exposed to let other functions like categorize_ctor_elements
    evaluate the property while walking a constructor for other purposes.  */
 

-extern bool constructor_static_from_elts_p (tree);
+extern bool constructor_static_from_elts_p (const_tree);

 
 /* Return nonzero if VALUE is a valid constant-valued expression
    for use in initializing a static variable; one that can be an
 
 /* Return nonzero if VALUE is a valid constant-valued expression
    for use in initializing a static variable; one that can be an


@@ -298,6 +318,11 @@ extern bool constructor_static_from_elts_p (tree);
    arithmetic-combinations of integers.  */
 extern tree initializer_constant_valid_p (tree, tree);
 
    arithmetic-combinations of integers.  */
 extern tree initializer_constant_valid_p (tree, tree);
 

+/* Return true if VALUE is a valid constant-valued expression
+   for use in initializing a static bit-field; one that can be
+   an element of a "constant" initializer.  */
+extern bool initializer_constant_valid_for_bitfield_p (tree);
+

 /* Output assembler code for constant EXP to FILE, with no label.
    This includes the pseudo-op such as ".int" or ".byte", and a newline.
    Assumes output_addressed_constants has been done on EXP already.
 /* Output assembler code for constant EXP to FILE, with no label.
    This includes the pseudo-op such as ".int" or ".byte", and a newline.
    Assumes output_addressed_constants has been done on EXP already.


@@ -344,7 +369,7 @@ extern int current_function_is_leaf;
 
 /* Nonzero if function being compiled doesn't modify the stack pointer
    (ignoring the prologue and epilogue).  This is only valid after
 
 /* Nonzero if function being compiled doesn't modify the stack pointer
    (ignoring the prologue and epilogue).  This is only valid after

-   life_analysis has run.  */
+   pass_stack_ptr_mod has run.  */

 
 extern int current_function_sp_is_unchanging;
 
 
 extern int current_function_sp_is_unchanging;
 


@@ -380,8 +405,7 @@ extern bool first_function_block_is_cold;
 
 /* Decide whether DECL needs to be in a writable section.
    RELOC is the same as for SELECT_SECTION.  */
 
 /* Decide whether DECL needs to be in a writable section.
    RELOC is the same as for SELECT_SECTION.  */

-extern bool decl_readonly_section (tree, int);
-extern bool decl_readonly_section_1 (tree, int, int);
+extern bool decl_readonly_section (const_tree, int);

 
 /* This can be used to compute RELOC for the function above, when
    given a constant expression.  */
 
 /* This can be used to compute RELOC for the function above, when
    given a constant expression.  */


@@ -467,13 +491,13 @@ enum section_category
 };
 
 /* Information that is provided by all instances of the section type.  */
 };
 
 /* Information that is provided by all instances of the section type.  */

-struct section_common GTY(()) {
+struct GTY(()) section_common {

   /* The set of SECTION_* flags that apply to this section.  */
   unsigned int flags;
 };
 
 /* Information about a SECTION_NAMED section.  */
   /* The set of SECTION_* flags that apply to this section.  */
   unsigned int flags;
 };
 
 /* Information about a SECTION_NAMED section.  */

-struct named_section GTY(()) {
+struct GTY(()) named_section {

   struct section_common common;
 
   /* The name of the section.  */
   struct section_common common;
 
   /* The name of the section.  */


@@ -489,7 +513,7 @@ struct named_section GTY(()) {
 typedef void (*unnamed_section_callback) (const void *);
 
 /* Information about a SECTION_UNNAMED section.  */
 typedef void (*unnamed_section_callback) (const void *);
 
 /* Information about a SECTION_UNNAMED section.  */

-struct unnamed_section GTY(()) {
+struct GTY(()) unnamed_section {

   struct section_common common;
 
   /* The callback used to switch to the section, and the data that
   struct section_common common;
 
   /* The callback used to switch to the section, and the data that


@@ -515,7 +539,7 @@ typedef bool (*noswitch_section_callback) (tree decl, const char *name,
                                           unsigned HOST_WIDE_INT rounded);
 
 /* Information about a SECTION_NOSWITCH section.  */
                                           unsigned HOST_WIDE_INT rounded);
 
 /* Information about a SECTION_NOSWITCH section.  */

-struct noswitch_section GTY(()) {
+struct GTY(()) noswitch_section {

   struct section_common common;
 
   /* The callback used to assemble decls in this section.  */
   struct section_common common;
 
   /* The callback used to assemble decls in this section.  */


@@ -523,8 +547,7 @@ struct noswitch_section GTY(()) {
 };
 
 /* Information about a section, which may be named or unnamed.  */
 };
 
 /* Information about a section, which may be named or unnamed.  */

-union section GTY ((desc ("SECTION_STYLE (&(%h))")))
-{
+union GTY ((desc ("SECTION_STYLE (&(%h))"))) section {

   struct section_common GTY ((skip)) common;
   struct named_section GTY ((tag ("SECTION_NAMED"))) named;
   struct unnamed_section GTY ((tag ("SECTION_UNNAMED"))) unnamed;
   struct section_common GTY ((skip)) common;
   struct named_section GTY ((tag ("SECTION_NAMED"))) named;
   struct unnamed_section GTY ((tag ("SECTION_UNNAMED"))) unnamed;


@@ -569,17 +592,23 @@ extern section *function_section (tree);
 extern section *unlikely_text_section (void);
 extern section *current_function_section (void);
 
 extern section *unlikely_text_section (void);
 extern section *current_function_section (void);
 

+/* Return the numbered .ctors.N (if CONSTRUCTOR_P) or .dtors.N (if
+   not) section for PRIORITY.  */
+extern section *get_cdtor_priority_section (int, bool);
+

 extern bool unlikely_text_section_p (section *);
 extern void switch_to_section (section *);
 extern void output_section_asm_op (const void *);
 
 extern bool unlikely_text_section_p (section *);
 extern void switch_to_section (section *);
 extern void output_section_asm_op (const void *);
 

+extern void default_asm_output_source_filename (FILE *, const char *);
+extern void output_file_directive (FILE *, const char *);
+

 extern unsigned int default_section_type_flags (tree, const char *, int);
 extern unsigned int default_section_type_flags (tree, const char *, int);

-extern unsigned int default_section_type_flags_1 (tree, const char *, int, int);

 
 extern bool have_global_bss_p (void);
 extern void default_no_named_section (const char *, unsigned int, tree);
 extern void default_elf_asm_named_section (const char *, unsigned int, tree);
 
 extern bool have_global_bss_p (void);
 extern void default_no_named_section (const char *, unsigned int, tree);
 extern void default_elf_asm_named_section (const char *, unsigned int, tree);

-extern enum section_category categorize_decl_for_section (tree, int, int);
+extern enum section_category categorize_decl_for_section (const_tree, int);

 extern void default_coff_asm_named_section (const char *, unsigned int, tree);
 extern void default_pe_asm_named_section (const char *, unsigned int, tree);
 
 extern void default_coff_asm_named_section (const char *, unsigned int, tree);
 extern void default_pe_asm_named_section (const char *, unsigned int, tree);
 


@@ -590,15 +619,9 @@ extern void default_stabs_asm_out_constructor (rtx, int);
 extern void default_named_section_asm_out_constructor (rtx, int);
 extern void default_ctor_section_asm_out_constructor (rtx, int);
 
 extern void default_named_section_asm_out_constructor (rtx, int);
 extern void default_ctor_section_asm_out_constructor (rtx, int);
 

-extern section *default_select_section (tree, int,
-                                              unsigned HOST_WIDE_INT);
-extern section *default_elf_select_section (tree, int,
-                                                  unsigned HOST_WIDE_INT);
-extern section *default_elf_select_section_1 (tree, int,
-                                                    unsigned HOST_WIDE_INT,
-                                                    int);
+extern section *default_select_section (tree, int, unsigned HOST_WIDE_INT);
+extern section *default_elf_select_section (tree, int, unsigned HOST_WIDE_INT);

 extern void default_unique_section (tree, int);
 extern void default_unique_section (tree, int);

-extern void default_unique_section_1 (tree, int, int);

 extern section *default_function_rodata_section (tree);
 extern section *default_no_function_rodata_section (tree);
 extern section *default_select_rtx_section (enum machine_mode, rtx,
 extern section *default_function_rodata_section (tree);
 extern section *default_no_function_rodata_section (tree);
 extern section *default_select_rtx_section (enum machine_mode, rtx,


@@ -608,22 +631,30 @@ extern section *default_elf_select_rtx_section (enum machine_mode, rtx,
 extern void default_encode_section_info (tree, rtx, int);
 extern const char *default_strip_name_encoding (const char *);
 extern void default_asm_output_anchor (rtx);
 extern void default_encode_section_info (tree, rtx, int);
 extern const char *default_strip_name_encoding (const char *);
 extern void default_asm_output_anchor (rtx);

-extern bool default_use_anchors_for_symbol_p (rtx);
-extern bool default_binds_local_p (tree);
-extern bool default_binds_local_p_1 (tree, int);
+extern bool default_use_anchors_for_symbol_p (const_rtx);
+extern bool default_binds_local_p (const_tree);
+extern bool default_binds_local_p_1 (const_tree, int);

 extern void default_globalize_label (FILE *, const char *);
 extern void default_globalize_label (FILE *, const char *);

+extern void default_globalize_decl_name (FILE *, tree);

 extern void default_emit_unwind_label (FILE *, tree, int, int);
 extern void default_emit_except_table_label (FILE *);
 extern void default_emit_unwind_label (FILE *, tree, int, int);
 extern void default_emit_except_table_label (FILE *);

+extern void default_generate_internal_label (char *, const char *,
+                                            unsigned long);

 extern void default_internal_label (FILE *, const char *, unsigned long);
 extern void default_internal_label (FILE *, const char *, unsigned long);

+extern void default_asm_declare_constant_name (FILE *, const char *,
+                                              const_tree, HOST_WIDE_INT);

 extern void default_file_start (void);
 extern void file_end_indicate_exec_stack (void);
 extern void default_file_start (void);
 extern void file_end_indicate_exec_stack (void);

-extern bool default_valid_pointer_mode (enum machine_mode);
+extern void file_end_indicate_split_stack (void);

 
 extern void default_elf_asm_output_external (FILE *file, tree,
                                             const char *);
 extern int maybe_assemble_visibility (tree);
 
 
 extern void default_elf_asm_output_external (FILE *file, tree,
                                             const char *);
 extern int maybe_assemble_visibility (tree);
 

-extern int default_address_cost (rtx);
+extern int default_address_cost (rtx, bool);
+
+/* Output stack usage information.  */
+extern void output_stack_usage (void);

 
 /* dbxout helper functions */
 #if defined DBX_DEBUGGING_INFO || defined XCOFF_DEBUGGING_INFO
 
 /* dbxout helper functions */
 #if defined DBX_DEBUGGING_INFO || defined XCOFF_DEBUGGING_INFO