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Diffstat (limited to 'gcc/output.h')
| -rw-r--r-- | gcc/output.h | 431 |
1 files changed, 0 insertions, 431 deletions
diff --git a/gcc/output.h b/gcc/output.h deleted file mode 100644 index 8722b647590..00000000000 --- a/gcc/output.h +++ /dev/null @@ -1,431 +0,0 @@ -/* Declarations for insn-output.c. These functions are defined in recog.c, - final.c, and varasm.c. - Copyright (C) 1987, 1991, 1994 Free Software Foundation, Inc. - -This file is part of GNU CC. - -GNU CC 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 version. - -GNU CC 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 GNU CC; see the file COPYING. If not, write to -the Free Software Foundation, 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - -/* Initialize data in final at the beginning of a compilation. */ -extern void init_final PROTO((char *)); - -/* Called at end of source file, - to output the block-profiling table for this entire compilation. */ -extern void end_final PROTO((char *)); - -/* Enable APP processing of subsequent output. - Used before the output from an `asm' statement. */ -extern void app_enable PROTO((void)); - -/* Disable APP processing of subsequent output. - Called from varasm.c before most kinds of output. */ -extern void app_disable PROTO((void)); - -/* Return the number of slots filled in the current - delayed branch sequence (we don't count the insn needing the - delay slot). Zero if not in a delayed branch sequence. */ -extern int dbr_sequence_length PROTO((void)); - -/* Indicate that branch shortening hasn't yet been done. */ -extern void init_insn_lengths PROTO((void)); - -#ifdef RTX_CODE -/* Obtain the current length of an insn. If branch shortening has been done, - get its actual length. Otherwise, get its maximum length. */ -extern int get_attr_length PROTO((rtx)); - -/* Make a pass over all insns and compute their actual lengths by shortening - any branches of variable length if possible. */ -extern void shorten_branches PROTO((rtx)); - -/* Output assembler code for the start of a function, - and initialize some of the variables in this file - for the new function. The label for the function and associated - assembler pseudo-ops have already been output in - `assemble_start_function'. */ -extern void final_start_function STDIO_PROTO((rtx, FILE *, int)); - -/* Output assembler code for the end of a function. - For clarity, args are same as those of `final_start_function' - even though not all of them are needed. */ -extern void final_end_function STDIO_PROTO((rtx, FILE *, int)); - -/* Output assembler code for some insns: all or part of a function. */ -extern void final STDIO_PROTO((rtx, FILE *, int, int)); - -/* The final scan for one insn, INSN. Args are same as in `final', except - that INSN is the insn being scanned. Value returned is the next insn to - be scanned. */ -extern rtx final_scan_insn STDIO_PROTO((rtx, FILE *, int, int, int)); - -/* Replace a SUBREG with a REG or a MEM, based on the thing it is a - subreg of. */ -extern rtx alter_subreg PROTO((rtx)); - -/* 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 PROTO((char *)); - -/* Output a string of assembler code, substituting insn operands. - Defined in final.c. */ -extern void output_asm_insn PROTO((char *, rtx *)); - -/* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol. */ -extern void output_asm_label PROTO((rtx)); - -/* Print a memory reference operand for address X - using machine-dependent assembler syntax. */ -extern void output_address PROTO((rtx)); - -/* Print an integer constant expression in assembler syntax. - Addition and subtraction are the only arithmetic - that may appear in these expressions. */ -extern void output_addr_const STDIO_PROTO((FILE *, rtx)); - -/* Output a string of assembler code, substituting numbers, strings - and fixed syntactic prefixes. */ -extern void asm_fprintf STDIO_PROTO(PVPROTO((FILE *file, - char *p, ...))); - -/* Split up a CONST_DOUBLE or integer constant rtx into two rtx's for single - words. */ -extern void split_double PROTO((rtx, rtx *, rtx *)); - -/* Return nonzero if this function has no function calls. */ -extern int leaf_function_p PROTO((void)); - -/* Return 1 if this function uses only the registers that can be - safely renumbered. */ -extern int only_leaf_regs_used PROTO((void)); - -/* Scan IN_RTX and its subexpressions, and renumber all regs into those - available in leaf functions. */ -extern void leaf_renumber_regs_insn PROTO((rtx)); -#endif - -/* Functions in varasm.c. */ - -/* Tell assembler to switch to text section. */ -extern void text_section PROTO((void)); - -/* Tell assembler to switch to data section. */ -extern void data_section PROTO((void)); - -/* Tell assembler to switch to read-only data section. This is normally - the text section. */ -extern void readonly_data_section PROTO((void)); - -/* Determine if we're in the text section. */ -extern int in_text_section PROTO((void)); - -#ifdef TREE_CODE -/* Tell assembler to change to section NAME for DECL. - If DECL is NULL, just switch to section NAME. - If NAME is NULL, get the name from DECL. */ -extern void named_section PROTO((tree, char *)); - -/* Tell assembler to switch to the section for function DECL. */ -extern void function_section PROTO((tree)); - -/* Tell assembler to switch to the section for the exception table. */ -extern void exception_section PROTO((void)); - -/* Create the rtl to represent a function, for a function definition. - DECL is a FUNCTION_DECL node which describes which function. - The rtl is stored into DECL. */ -extern void make_function_rtl PROTO((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, - or -3 if ASMSPEC is `cc' and is not recognized, - or -4 if ASMSPEC is `memory' and is not recognized. - Accept an exact spelling or a decimal number. - Prefixes such as % are optional. */ -extern int decode_reg_name PROTO((char *)); - -/* Create the DECL_RTL for a declaration for a static or external variable - or static or external function. - ASMSPEC, if not 0, is the string which the user specified - as the assembler symbol name. - TOP_LEVEL is nonzero if this is a file-scope variable. - - This is never called for PARM_DECL nodes. */ -extern void make_decl_rtl PROTO((tree, char *, int)); - -/* Make the rtl for variable VAR be volatile. - Use this only for static variables. */ -extern void make_var_volatile PROTO((tree)); - -/* Output alignment directive to align for constant expression EXP. */ -extern void assemble_constant_align PROTO((tree)); - -/* Output a string of literal assembler code - for an `asm' keyword used between functions. */ -extern void assemble_asm PROTO((tree)); - -/* Record an element in the table of global destructors. - How this is done depends on what sort of assembler and linker - are in use. - - NAME should be the name of a global function to be called - at exit time. This name is output using assemble_name. */ -extern void assemble_destructor PROTO((char *)); - -/* Likewise for global constructors. */ -extern void assemble_constructor PROTO((char *)); - -/* Likewise for entries we want to record for garbage collection. - Garbage collection is still under development. */ -extern void assemble_gc_entry PROTO((char *)); - -/* Output assembler code for the constant pool of a function and associated - with defining the name of the function. DECL describes the function. - NAME is the function's name. For the constant pool, we use the current - constant pool data. */ -extern void assemble_start_function PROTO((tree, char *)); - -/* Output assembler code associated with defining the size of the - function. DECL describes the function. NAME is the function's name. */ -extern void assemble_end_function PROTO((tree, char *)); - -/* Assemble code to leave SIZE bytes of zeros. */ -extern void assemble_zeros PROTO((int)); - -/* Assemble an alignment pseudo op for an ALIGN-bit boundary. */ -extern void assemble_align PROTO((int)); - -/* Assemble a string constant with the specified C string as contents. */ -extern void assemble_string PROTO((char *, int)); -/* Assemble everything that is needed for a variable or function declaration. - Not used for automatic variables, and not used for function definitions. - Should not be called for variables of incomplete structure type. - - TOP_LEVEL is nonzero if this variable has file scope. - AT_END is nonzero if this is the special handling, at end of compilation, - to define things that have had only tentative definitions. - DONT_OUTPUT_DATA if nonzero means don't actually output the - initial value (that will be done by the caller). */ -extern void assemble_variable PROTO((tree, int, int, int)); - -/* Output text storage for constructor CONSTR. */ -extern void bc_output_constructor PROTO((tree, int)); - -/* Create storage for constructor CONSTR. */ -extern void bc_output_data_constructor PROTO((tree)); - -/* Output something to declare an external symbol to the assembler. - (Most assemblers don't need this, so we normally output nothing.) - Do nothing if DECL is not external. */ -extern void assemble_external PROTO((tree)); -#endif - -#ifdef RTX_CODE -/* Similar, for calling a library function FUN. */ -extern void assemble_external_libcall PROTO((rtx)); -#endif - -/* Declare the label NAME global. */ -extern void assemble_global PROTO((char *)); - -/* Assemble a label named NAME. */ -extern void assemble_label PROTO((char *)); - -/* Output to FILE a reference to the assembler name of a C-level name NAME. - If NAME starts with a *, the rest of NAME is output verbatim. - Otherwise NAME is transformed in an implementation-defined way - (usually by the addition of an underscore). - Many macros in the tm file are defined to call this function. */ -extern void assemble_name STDIO_PROTO((FILE *, char *)); - -#ifdef RTX_CODE -/* Assemble the integer constant X into an object of SIZE bytes. - X must be either a CONST_INT or CONST_DOUBLE. - - Return 1 if we were able to output the constant, otherwise 0. If FORCE is - non-zero, abort if we can't output the constant. */ -extern int assemble_integer PROTO((rtx, int, int)); - -#ifdef EMUSHORT -/* Assemble the floating-point constant D into an object of size MODE. */ -extern void assemble_real PROTO((REAL_VALUE_TYPE, - enum machine_mode)); -#endif -#endif - -/* At the end of a function, forget the memory-constants - previously made for CONST_DOUBLEs. Mark them as not on real_constant_chain. - Also clear out real_constant_chain and clear out all the chain-pointers. */ -extern void clear_const_double_mem PROTO((void)); - -/* Start deferring output of subconstants. */ -extern void defer_addressed_constants PROTO((void)); - -/* Stop deferring output of subconstants, - and output now all those that have been deferred. */ -extern void output_deferred_addressed_constants PROTO((void)); - -/* Initialize constant pool hashing for next function. */ -extern void init_const_rtx_hash_table PROTO((void)); - -/* Return the size of the constant pool. */ -extern int get_pool_size PROTO((void)); - -#ifdef TREE_CODE -/* Write all the constants in the constant pool. */ -extern void output_constant_pool PROTO((char *, 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. - - Generate exactly SIZE bytes of assembler data, padding at the end - with zeros if necessary. SIZE must always be specified. */ -extern void output_constant PROTO((tree, int)); -#endif - -/* When outputting assembler code, indicates which alternative - of the constraints was actually satisfied. */ -extern int which_alternative; - -#ifdef RTX_CODE -/* When outputting delayed branch sequences, this rtx holds the - sequence being output. It is null when no delayed branch - sequence is being output, so it can be used as a test in the - insn output code. - - This variable is defined in final.c. */ -extern rtx final_sequence; -#endif - -/* Number of bytes of args popped by function being compiled on its return. - Zero if no bytes are to be popped. - May affect compilation of return insn or of function epilogue. */ - -extern int current_function_pops_args; - -/* Nonzero if function being compiled needs to be given an address - where the value should be stored. */ - -extern int current_function_returns_struct; - -/* Nonzero if function being compiled needs to - return the address of where it has put a structure value. */ - -extern int current_function_returns_pcc_struct; - -/* Nonzero if function being compiled needs to be passed a static chain. */ - -extern int current_function_needs_context; - -/* Nonzero if function being compiled can call setjmp. */ - -extern int current_function_calls_setjmp; - -/* Nonzero if function being compiled can call longjmp. */ - -extern int current_function_calls_longjmp; - -/* Nonzero if function being compiled can call alloca, - either as a subroutine or builtin. */ - -extern int current_function_calls_alloca; - -/* Nonzero if function being compiled receives nonlocal gotos - from nested functions. */ - -extern int current_function_has_nonlocal_label; - -/* Nonzero if function being compiled contains nested functions. */ - -extern int current_function_contains_functions; - -/* Nonzero if the current function returns a pointer type */ - -extern int current_function_returns_pointer; - -/* If function's args have a fixed size, this is that size, in bytes. - Otherwise, it is -1. - May affect compilation of return insn or of function epilogue. */ - -extern int current_function_args_size; - -/* # bytes the prologue should push and pretend that the caller pushed them. - The prologue must do this, but only if parms can be passed in registers. */ - -extern int current_function_pretend_args_size; - -/* # of bytes of outgoing arguments required to be pushed by the prologue. - If this is non-zero, it means that ACCUMULATE_OUTGOING_ARGS was defined - and no stack adjusts will be done on function calls. */ - -extern int current_function_outgoing_args_size; - -/* Nonzero if current function uses varargs.h or equivalent. - Zero for functions that use stdarg.h. */ - -extern int current_function_varargs; - -/* Nonzero if current function uses stdarg.h or equivalent. - Zero for functions that use varargs.h. */ - -extern int current_function_stdarg; - -/* Quantities of various kinds of registers - used for the current function's args. */ - -extern CUMULATIVE_ARGS current_function_args_info; - -/* Name of function now being compiled. */ - -extern char *current_function_name; - -#ifdef RTX_CODE -/* If non-zero, an RTL expression for that location at which the current - function returns its result. Usually equal to - DECL_RTL (DECL_RESULT (current_function_decl)). */ - -extern rtx current_function_return_rtx; - -/* If some insns can be deferred to the delay slots of the epilogue, the - delay list for them is recorded here. */ - -extern rtx current_function_epilogue_delay_list; -#endif - -/* Nonzero means generate position-independent code. - This is not fully implemented yet. */ - -extern int flag_pic; - -/* This is nonzero if the current function uses pic_offset_table_rtx. */ -extern int current_function_uses_pic_offset_table; - -/* This is nonzero if the current function uses the constant pool. */ -extern int current_function_uses_const_pool; - -/* The line number of the beginning of the current function. - sdbout.c needs this so that it can output relative linenumbers. */ - -#ifdef SDB_DEBUGGING_INFO /* Avoid undef sym in certain broken linkers. */ -extern int sdb_begin_function_line; -#endif - -/* File in which assembler code is being written. */ - -#ifdef BUFSIZ -extern FILE *asm_out_file; -#endif |