/* 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));
/* 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 *));
+
+/* 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
-/* Output a name (as found inside a symbol_ref) in assembler syntax. */
-extern void assemble_name STDIO_PROTO((FILE *, char *));
+/* 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
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.
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)). */
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. */
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