* target.def (target_option.optimization): New hook.

[pf3gnuchains/gcc-fork.git] / gcc / config / arm / arm-protos.h

diff --git a/gcc/config/arm/arm-protos.h b/gcc/config/arm/arm-protos.h
index 34d266b..59e1c50 100644 (file)
--- a/gcc/config/arm/arm-protos.h
+++ b/gcc/config/arm/arm-protos.h
@@ -1,6 +1,6 @@
 /* Prototypes for exported functions defined in arm.c and pe.c
    Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
-   2009 Free Software Foundation, Inc.
+   2009, 2010 Free Software Foundation, Inc.
    Contributed by Richard Earnshaw (rearnsha@arm.com)
    Minor hacks by Nick Clifton (nickc@cygnus.com)
 
@@ -23,8 +23,6 @@
 #ifndef GCC_ARM_PROTOS_H
 #define GCC_ARM_PROTOS_H
 
-extern void arm_override_options (void);
-extern void arm_optimization_options (int, int);
 extern int use_return_insn (int, rtx);
 extern enum reg_class arm_regno_class (int);
 extern void arm_load_pic_register (unsigned long);
@@ -45,18 +43,16 @@ extern void arm_output_fn_unwind (FILE *, bool);
 
 #ifdef RTX_CODE
 extern bool arm_vector_mode_supported_p (enum machine_mode);
+extern bool arm_small_register_classes_for_mode_p (enum machine_mode);
 extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
 extern int const_ok_for_arm (HOST_WIDE_INT);
 extern int arm_split_constant (RTX_CODE, enum machine_mode, rtx,
                               HOST_WIDE_INT, rtx, rtx, int);
-extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, enum machine_mode,
-                                            rtx *);
+extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, rtx *, rtx *);
 extern int legitimate_pic_operand_p (rtx);
 extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
 extern rtx legitimize_tls_address (rtx, rtx);
-extern int arm_legitimate_address_p  (enum machine_mode, rtx, RTX_CODE, int);
-extern int thumb1_legitimate_address_p (enum machine_mode, rtx, int);
-extern int thumb2_legitimate_address_p  (enum machine_mode, rtx, int);
+extern int arm_legitimate_address_outer_p (enum machine_mode, rtx, RTX_CODE, int);
 extern int thumb_legitimate_offset_p (enum machine_mode, HOST_WIDE_INT);
 extern rtx thumb_legitimize_reload_address (rtx *, enum machine_mode, int, int,
                                            int);
@@ -70,6 +66,7 @@ extern char *neon_output_logic_immediate (const char *, rtx *,
                                          enum machine_mode, int, int);
 extern void neon_pairwise_reduce (rtx, rtx, enum machine_mode,
                                  rtx (*) (rtx, rtx, rtx));
+extern rtx neon_make_constant (rtx);
 extern void neon_expand_vector_init (rtx, rtx);
 extern void neon_lane_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
 extern void neon_const_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
@@ -86,7 +83,7 @@ extern bool arm_cannot_force_const_mem (rtx);
 
 extern int cirrus_memory_offset (rtx);
 extern int arm_coproc_mem_operand (rtx, bool);
-extern int neon_vector_mem_operand (rtx, bool);
+extern int neon_vector_mem_operand (rtx, int);
 extern int neon_struct_mem_operand (rtx);
 extern int arm_no_early_store_addr_dep (rtx, rtx);
 extern int arm_no_early_alu_shift_dep (rtx, rtx);
@@ -99,14 +96,11 @@ extern int symbol_mentioned_p (rtx);
 extern int label_mentioned_p (rtx);
 extern RTX_CODE minmax_code (rtx);
 extern int adjacent_mem_locations (rtx, rtx);
-extern int load_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
-extern const char *emit_ldm_seq (rtx *, int);
-extern int store_multiple_sequence (rtx *, int, int *, int *, HOST_WIDE_INT *);
-extern const char * emit_stm_seq (rtx *, int);
-extern rtx arm_gen_load_multiple (int, int, rtx, int, int,
-                                 rtx, HOST_WIDE_INT *);
-extern rtx arm_gen_store_multiple (int, int, rtx, int, int,
-                                  rtx, HOST_WIDE_INT *);
+extern bool gen_ldm_seq (rtx *, int, bool);
+extern bool gen_stm_seq (rtx *, int);
+extern bool gen_const_stm_seq (rtx *, int);
+extern rtx arm_gen_load_multiple (int *, int, rtx, int, rtx, HOST_WIDE_INT *);
+extern rtx arm_gen_store_multiple (int *, int, rtx, int, rtx, HOST_WIDE_INT *);
 extern int arm_gen_movmemqi (rtx *);
 extern enum machine_mode arm_select_cc_mode (RTX_CODE, rtx, rtx);
 extern enum machine_mode arm_select_dominance_cc_mode (rtx, rtx,
@@ -117,6 +111,7 @@ extern void arm_reload_in_hi (rtx *);
 extern void arm_reload_out_hi (rtx *);
 extern int arm_const_double_inline_cost (rtx);
 extern bool arm_const_double_by_parts (rtx);
+extern bool arm_const_double_by_immediates (rtx);
 extern const char *fp_immediate_constant (rtx);
 extern void arm_emit_call_insn (rtx, rtx);
 extern const char *output_call (rtx *);
@@ -131,34 +126,38 @@ extern const char *output_move_double (rtx *);
 extern const char *output_move_quad (rtx *);
 extern const char *output_move_vfp (rtx *operands);
 extern const char *output_move_neon (rtx *operands);
+extern int arm_attr_length_move_neon (rtx);
 extern const char *output_add_immediate (rtx *);
 extern const char *arithmetic_instr (rtx, int);
 extern void output_ascii_pseudo_op (FILE *, const unsigned char *, int);
 extern const char *output_return_instruction (rtx, int, int);
 extern void arm_poke_function_name (FILE *, const char *);
-extern void arm_print_operand (FILE *, rtx, int);
-extern void arm_print_operand_address (FILE *, rtx);
 extern void arm_final_prescan_insn (rtx);
 extern int arm_debugger_arg_offset (int, rtx);
 extern bool arm_is_long_call_p (tree);
 extern int    arm_emit_vector_const (FILE *, rtx);
+extern void arm_emit_fp16_const (rtx c);
 extern const char * arm_output_load_gr (rtx *);
 extern const char *vfp_output_fstmd (rtx *);
 extern void arm_set_return_address (rtx, rtx);
 extern int arm_eliminable_register (rtx);
 extern const char *arm_output_shift(rtx *, int);
+extern void arm_expand_sync (enum machine_mode, struct arm_sync_generator *,
+                            rtx, rtx, rtx, rtx);
+extern const char *arm_output_memory_barrier (rtx *);
+extern const char *arm_output_sync_insn (rtx, rtx *);
+extern unsigned int arm_sync_loop_insns (rtx , rtx *);
 
 extern bool arm_output_addr_const_extra (FILE *, rtx);
 
 #if defined TREE_CODE
-extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
 extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
 extern bool arm_pad_arg_upward (enum machine_mode, const_tree);
 extern bool arm_pad_reg_upward (enum machine_mode, tree, int);
-extern bool arm_needs_doubleword_align (enum machine_mode, tree);
-extern rtx arm_function_value(const_tree, const_tree);
+extern bool arm_needs_doubleword_align (enum machine_mode, const_tree);
 #endif
 extern int arm_apply_result_size (void);
+extern rtx aapcs_libcall_value (enum machine_mode);
 
 #endif /* RTX_CODE */
 
@@ -184,7 +183,8 @@ extern rtx arm_return_addr (int, rtx);
 extern void thumb_reload_out_hi (rtx *);
 extern void thumb_reload_in_hi (rtx *);
 extern void thumb_set_return_address (rtx, rtx);
-extern const char *thumb2_output_casesi(rtx *);
+extern const char *thumb1_output_casesi (rtx *);
+extern const char *thumb2_output_casesi (rtx *);
 #endif
 
 /* Defined in pe.c.  */
@@ -210,4 +210,17 @@ extern const char *arm_mangle_type (const_tree);
 
 extern void arm_order_regs_for_local_alloc (void);
 
+#ifdef RTX_CODE
+/* This needs to be here because we need RTX_CODE and similar.  */
+
+struct tune_params
+{
+  bool (*rtx_costs) (rtx, RTX_CODE, RTX_CODE, int *, bool);
+  bool (*sched_adjust_cost) (rtx, rtx, rtx, int *);
+  int constant_limit;
+};
+
+extern const struct tune_params *current_tune;
+#endif /* RTX_CODE */
+
 #endif /* ! GCC_ARM_PROTOS_H */