* config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)

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

diff --git a/gcc/rtl.h b/gcc/rtl.h
index 2ff874b..ae31db4 100644 (file)
--- a/gcc/rtl.h
+++ b/gcc/rtl.h
@@ -1,6 +1,6 @@
 /* Register Transfer Language (RTL) definitions for GCC
    Copyright (C) 1987, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-   1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+   1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -382,8 +382,7 @@ struct rtvec_def GTY(()) {
 /* 1 if X is a constant value that is an integer.  */
 
 #define CONSTANT_P(X)   \
-  (GET_RTX_CLASS (GET_CODE (X)) == RTX_CONST_OBJ                       \
-   || GET_CODE (X) == CONST_VECTOR)
+  (GET_RTX_CLASS (GET_CODE (X)) == RTX_CONST_OBJ)
 
 /* 1 if X can be used to represent an object.  */
 #define OBJECT_P(X)                                                    \
@@ -967,6 +966,7 @@ enum label_kind
    not to use an rtx with this cost under any circumstances.  */
 #define MAX_COST INT_MAX
 
+extern void init_rtlanal (void);
 extern int rtx_cost (rtx, enum rtx_code);
 extern int address_cost (rtx, enum machine_mode);
 extern unsigned int subreg_lsb (rtx);
@@ -1336,7 +1336,6 @@ extern int ceil_log2 (unsigned HOST_WIDE_INT);
 
 /* In builtins.c */
 extern rtx expand_builtin_expect_jump (tree, rtx, rtx);
-extern void purge_builtin_constant_p (void);
 
 /* In explow.c */
 extern void set_stack_check_libfunc (rtx);
@@ -1353,7 +1352,6 @@ extern rtx emit_copy_of_insn_after (rtx, rtx);
 extern void set_reg_attrs_from_mem (rtx, rtx);
 extern void set_mem_attrs_from_reg (rtx, rtx);
 extern void set_reg_attrs_for_parm (rtx, rtx);
-extern void set_reg_pointer_align (rtx, unsigned int);
 extern int mem_expr_equal_p (tree, tree);
 
 /* In rtl.c */
@@ -1377,7 +1375,6 @@ extern rtvec gen_rtvec_v (int, rtx *);
 extern rtx gen_reg_rtx (enum machine_mode);
 extern rtx gen_rtx_REG_offset (rtx, enum machine_mode, unsigned int, int);
 extern rtx gen_label_rtx (void);
-extern int subreg_hard_regno (rtx, int);
 extern rtx gen_lowpart_common (enum machine_mode, rtx);
 
 /* In cse.c */
@@ -1386,8 +1383,6 @@ extern rtx gen_lowpart_if_possible (enum machine_mode, rtx);
 /* In emit-rtl.c */
 extern rtx gen_highpart (enum machine_mode, rtx);
 extern rtx gen_highpart_mode (enum machine_mode, enum machine_mode, rtx);
-extern rtx gen_realpart (enum machine_mode, rtx);
-extern rtx gen_imagpart (enum machine_mode, rtx);
 extern rtx operand_subword (rtx, unsigned int, int, enum machine_mode);
 
 /* In emit-rtl.c */
@@ -1408,7 +1403,6 @@ extern rtx get_last_nonnote_insn (void);
 extern void start_sequence (void);
 extern void push_to_sequence (rtx);
 extern void end_sequence (void);
-extern void push_to_full_sequence (rtx, rtx);
 extern rtx immed_double_const (HOST_WIDE_INT, HOST_WIDE_INT,
                               enum machine_mode);
 
@@ -1522,8 +1516,12 @@ extern int split_branch_probability;
 extern rtx split_insns (rtx, rtx);
 
 /* In simplify-rtx.c  */
+extern rtx simplify_const_unary_operation (enum rtx_code, enum machine_mode,
+                                          rtx, enum machine_mode);
 extern rtx simplify_unary_operation (enum rtx_code, enum machine_mode, rtx,
                                     enum machine_mode);
+extern rtx simplify_const_binary_operation (enum rtx_code, enum machine_mode,
+                                           rtx, rtx);
 extern rtx simplify_binary_operation (enum rtx_code, enum machine_mode, rtx,
                                      rtx);
 extern rtx simplify_ternary_operation (enum rtx_code, enum machine_mode,
@@ -1585,7 +1583,6 @@ extern int count_occurrences (rtx, rtx, int);
 extern int reg_referenced_p (rtx, rtx);
 extern int reg_used_between_p (rtx, rtx, rtx);
 extern int reg_set_between_p (rtx, rtx, rtx);
-extern int regs_set_between_p (rtx, rtx, rtx);
 extern int commutative_operand_precedence (rtx);
 extern int swap_commutative_operands_p (rtx, rtx);
 extern int modified_between_p (rtx, rtx, rtx);
@@ -1902,7 +1899,6 @@ extern int comparison_dominates_p (enum rtx_code, enum rtx_code);
 extern int condjump_p (rtx);
 extern int any_condjump_p (rtx);
 extern int any_uncondjump_p (rtx);
-extern int safe_to_remove_jump_p (rtx);
 extern rtx pc_set (rtx);
 extern rtx condjump_label (rtx);
 extern int simplejump_p (rtx);
@@ -1916,8 +1912,10 @@ extern int rtx_renumbered_equal_p (rtx, rtx);
 extern int true_regnum (rtx);
 extern unsigned int reg_or_subregno (rtx);
 extern int redirect_jump_1 (rtx, rtx);
+extern void redirect_jump_2 (rtx, rtx, rtx, int, int);
 extern int redirect_jump (rtx, rtx, int);
 extern void rebuild_jump_labels (rtx);
+extern rtx reversed_comparison (rtx, enum machine_mode);
 extern enum rtx_code reversed_comparison_code (rtx, rtx);
 extern enum rtx_code reversed_comparison_code_parts (enum rtx_code,
                                                     rtx, rtx, rtx);
@@ -1944,7 +1942,6 @@ extern void init_emit (void);
 extern void init_emit_once (int);
 extern void push_topmost_sequence (void);
 extern void pop_topmost_sequence (void);
-extern void reverse_comparison (rtx);
 extern void set_new_first_and_last_insn (rtx, rtx);
 extern void unshare_all_rtl (void);
 extern void unshare_all_rtl_again (rtx);
@@ -1958,7 +1955,6 @@ extern void add_insn_before (rtx, rtx);
 extern void add_insn_after (rtx, rtx);
 extern void remove_insn (rtx);
 extern void emit_insn_after_with_line_notes (rtx, rtx, rtx);
-extern enum rtx_code classify_insn (rtx);
 extern rtx emit (rtx);
 extern void renumber_insns (FILE *);
 extern void remove_unnecessary_notes (void);
@@ -1970,6 +1966,8 @@ extern rtx delete_insn_and_edges (rtx);
 extern void delete_insn_chain_and_edges (rtx, rtx);
 extern rtx gen_lowpart_SUBREG (enum machine_mode, rtx);
 extern rtx gen_const_mem (enum machine_mode, rtx);
+extern bool validate_subreg (enum machine_mode, enum machine_mode,
+                            rtx, unsigned int);
 
 /* In combine.c */
 extern int combine_instructions (rtx, unsigned int);
@@ -2026,7 +2024,7 @@ extern rtx move_by_pieces (rtx, rtx, unsigned HOST_WIDE_INT,
                           unsigned int, int);
 
 /* In flow.c */
-extern void recompute_reg_usage (rtx, int);
+extern void recompute_reg_usage (void);
 extern int initialize_uninitialized_subregs (void);
 extern void delete_dead_jumptables (void);
 extern void print_rtl_with_bb (FILE *, rtx);
@@ -2036,8 +2034,6 @@ extern void dump_flow_info (FILE *);
 extern void init_expmed (void);
 extern void expand_inc (rtx, rtx);
 extern void expand_dec (rtx, rtx);
-extern rtx expand_mult_highpart (enum machine_mode, rtx,
-                                unsigned HOST_WIDE_INT, rtx, int, int);
 
 /* In gcse.c */
 extern bool can_copy_p (enum machine_mode);
@@ -2066,10 +2062,9 @@ extern void init_reg_modes_once (void);
 extern void init_regs (void);
 extern void init_fake_stack_mems (void);
 extern void init_reg_sets (void);
-extern void regset_release_memory (void);
 extern void regclass_init (void);
 extern void regclass (rtx, int, FILE *);
-extern void reg_scan (rtx, unsigned int, int);
+extern void reg_scan (rtx, unsigned int);
 extern void reg_scan_update (rtx, rtx, unsigned int);
 extern void fix_register (const char *, int, int);
 extern void init_subregs_of_mode (void);
@@ -2105,8 +2100,7 @@ enum libcall_type
   LCT_PURE_MAKE_BLOCK = 4,
   LCT_NORETURN = 5,
   LCT_THROW = 6,
-  LCT_ALWAYS_RETURN = 7,
-  LCT_RETURNS_TWICE = 8
+  LCT_RETURNS_TWICE = 7
 };
 
 extern void emit_library_call (rtx, enum libcall_type, enum machine_mode, int,
@@ -2114,21 +2108,21 @@ extern void emit_library_call (rtx, enum libcall_type, enum machine_mode, int,
 extern rtx emit_library_call_value (rtx, rtx, enum libcall_type,
                                    enum machine_mode, int, ...);
 
-/* In unroll.c */
-extern int set_dominates_use (int, int, int, rtx, rtx);
-
 /* In varasm.c */
 extern int in_data_section (void);
 extern void init_varasm_once (void);
 
 /* In rtl.c */
-extern void init_rtl (void);
 extern void traverse_md_constants (int (*) (void **, void *), void *);
 struct md_constant { char *name, *value; };
 
 /* In read-rtl.c */
 extern int read_skip_spaces (FILE *);
 extern bool read_rtx (FILE *, rtx *, int *);
+extern void copy_rtx_ptr_loc (const void *, const void *);
+extern void print_rtx_ptr_loc (const void *);
+extern const char *join_c_conditions (const char *, const char *);
+extern void print_c_condition (const char *);
 extern const char *read_rtx_filename;
 extern int read_rtx_lineno;
 
@@ -2196,6 +2190,7 @@ extern void sms_schedule (FILE *);
 struct rtl_hooks
 {
   rtx (*gen_lowpart) (enum machine_mode, rtx);
+  rtx (*gen_lowpart_no_emit) (enum machine_mode, rtx);
   rtx (*reg_nonzero_bits) (rtx, enum machine_mode, rtx, enum machine_mode,
                           unsigned HOST_WIDE_INT, unsigned HOST_WIDE_INT *);
   rtx (*reg_num_sign_bit_copies) (rtx, enum machine_mode, rtx, enum machine_mode,