Add prototype header file

Import some code from Cygnus internal sources.

From-SVN: r30459

gcc/ChangeLog

+Tue Nov  9 14:55:44 1999  Nick Clifton  <nickc@cygnus.com>
+
+	* config/m32r/m32r-protos.h: New file: Prototypes for functions
+	defined in m32r.c
+	
+	* config/m32r/m32r.h: Move prototypes to m32r-protos.h
+	Add support for subtargets.
+	Add prototypes for new predicates.
+	Add scheduling macros.
+	
+	* config/m32r/m32r.c: Fix compile time warnings.
+	(int8_operand): New predicate function.
+	(reg_or_cmp_int16_operand): New predicate function.
+	(extend_operand): New predicate function.
+	(m32r_adjust_code): New scheduling function.
+	(m32r_adjust_priorty): New scheduling function.
+	(m32r_sched_init): New scheduling function.
+	(m32r_sched_reorder): New scheduling function.
+	(m32r_sched_variable_issue): New scheduling function.
+	(direct_return): New codegen function.
+	(m32r_not_same_reg): New rtl testsing function.
+	
+	* config/m32r/m32r.md: Fix compile time warnings.
+	Add support for pre decrement and post increment memory
+	references.
+	Add S<cc> patterns.
+	Add fabs patterns.
+	
 Mon Nov  8 22:20:13 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
 
 	* global.c (EXECUTE_IF_CONFLICT): Don't define.

gcc/config/m32r/m32r-protos.h

+/* Prototypes for m32r.c functions used in the md file & elsewhere.
+   Copyright (C) 1999 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.  */
+
+/* Function prototypes that cannot exist in v850.h due to dependency
+   compilcations.  */
+#define Mmode enum machine_mode
+
+extern void   sbss_section			PROTO ((void));
+extern void   sdata_section			PROTO ((void));
+extern void   m32r_init				PROTO ((void));
+extern void   m32r_init_expanders		PROTO ((void));
+extern unsigned m32r_compute_frame_size		PROTO ((int));
+extern int    m32r_first_insn_address		PROTO ((void));
+extern void   m32r_expand_prologue		PROTO ((void));
+extern void   m32r_output_function_prologue	PROTO ((FILE *, int));
+extern void   m32r_output_function_epilogue	PROTO ((FILE *, int));
+extern void   m32r_finalize_pic			PROTO ((void));
+extern void   m32r_asm_file_start		PROTO ((FILE *));
+extern void   m32r_sched_init 			PROTO ((FILE *, int));
+extern int    direct_return 			PROTO ((void));
+#ifdef TREE_CODE
+extern int    m32r_valid_machine_decl_attribute	PROTO ((tree, tree, tree, tree));
+extern int    m32r_comp_type_attributes		PROTO ((tree, tree));
+extern void   m32r_select_section		PROTO ((tree, int));
+extern void   m32r_encode_section_info		PROTO ((tree));
+extern enum m32r_function_type m32r_compute_function_type PROTO ((tree));
+extern void   m32r_select_section 		PROTO ((tree, int));
+extern void   m32r_set_default_type_attributes  PROTO ((tree));
+
+#ifdef HAVE_MACHINE_MODES
+extern void   m32r_setup_incoming_varargs	PROTO ((CUMULATIVE_ARGS *, Mmode, tree, int *, int));
+extern int    function_arg_partial_nregs	PROTO ((CUMULATIVE_ARGS *, Mmode, tree, int));
+#endif
+#endif /* TREE_CODE */
+
+#ifdef RTX_CODE
+extern int    easy_di_const			PROTO ((rtx));
+extern int    easy_df_const			PROTO ((rtx));
+extern int    m32r_select_cc_mode		PROTO ((int, rtx, rtx));
+extern rtx    gen_compare			PROTO ((enum rtx_code, rtx, rtx, int));
+extern rtx    gen_split_move_double		PROTO ((rtx *));
+extern int    m32r_address_code			PROTO ((rtx));
+extern void   m32r_initialize_trampoline	PROTO ((rtx, rtx, rtx));
+extern int    zero_and_one			PROTO ((rtx, rtx));
+extern char * emit_cond_move			PROTO ((rtx *, rtx));
+extern char * m32r_output_block_move 		PROTO ((rtx, rtx *));
+extern void   m32r_expand_block_move 		PROTO ((rtx *));
+extern void   m32r_print_operand		PROTO ((FILE *, rtx, int));
+extern void   m32r_print_operand_address	PROTO ((FILE *, rtx));
+extern int    m32r_address_cost 		PROTO ((rtx));
+extern int    m32r_adjust_cost 			PROTO ((rtx, rtx, rtx, int));
+extern int    m32r_adjust_priority 		PROTO ((rtx, int));
+extern void   m32r_sched_reorder 		PROTO ((FILE *, int, rtx *, int));
+extern int    m32r_sched_variable_issue 	PROTO ((FILE *, int, rtx, int));
+extern int    m32r_not_same_reg 		PROTO ((rtx, rtx));
+
+#ifdef HAVE_MACHINE_MODES
+extern int    call_address_operand		PROTO ((rtx, Mmode));
+extern int    call_operand			PROTO ((rtx, Mmode));
+extern int    symbolic_operand			PROTO ((rtx, Mmode));
+extern int    small_data_operand		PROTO ((rtx, Mmode));
+extern int    addr24_operand			PROTO ((rtx, Mmode));
+extern int    addr32_operand			PROTO ((rtx, Mmode));
+extern int    call26_operand			PROTO ((rtx, Mmode));
+extern int    seth_add3_operand			PROTO ((rtx, Mmode));
+extern int    cmp_int16_operand			PROTO ((rtx, Mmode));
+extern int    uint16_operand			PROTO ((rtx, Mmode));
+extern int    reg_or_int16_operand		PROTO ((rtx, Mmode));
+extern int    reg_or_uint16_operand		PROTO ((rtx, Mmode));
+extern int    reg_or_cmp_int16_operand		PROTO ((rtx, Mmode));
+extern int    two_insn_const_operand		PROTO ((rtx, Mmode));
+extern int    move_src_operand			PROTO ((rtx, Mmode));
+extern int    move_double_src_operand		PROTO ((rtx, Mmode));
+extern int    move_dest_operand			PROTO ((rtx, Mmode));
+extern int    eqne_comparison_operator		PROTO ((rtx, Mmode));
+extern int    signed_comparison_operator	PROTO ((rtx, Mmode));
+extern int    memreg_operand			PROTO ((rtx, Mmode));
+extern int    small_insn_p			PROTO ((rtx, Mmode));
+extern int    large_insn_p			PROTO ((rtx, Mmode));
+extern int    conditional_move_operand		PROTO ((rtx, Mmode));
+extern int    carry_compare_operand		PROTO ((rtx, Mmode));
+extern int    m32r_block_immediate_operand 	PROTO ((rtx, Mmode));
+extern int    extend_operand			PROTO ((rtx, Mmode));
+extern int    reg_or_eq_int16_operand		PROTO ((rtx, Mmode));
+extern int    int8_operand			PROTO ((rtx, Mmode));
+#endif /* HAVE_MACHINE_MODES */
+
+#ifdef TREE_CODE
+extern struct rtx_def * m32r_va_arg		PROTO ((tree, tree));
+#endif /* TREE_CODE */
+#endif /* RTX_CODE */
+
+#undef  Mmode