/* Definitions of target machine for GNU compiler, for IBM S/390.
- Copyright (C) 2000, 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2002, 2003, 2004, 2005, 2007, 2008, 2009
+ Free Software Foundation, Inc.
+
Contributed by Hartmut Penner (hpenner@de.ibm.com)
This file is part of GCC.
-/* Prototypes of functions used for constraint evaluation in
+/* Prototypes of functions used for constraint evaluation in
constraints.c. */
extern int s390_mem_constraint (const char *str, rtx op);
extern int s390_O_constraint_str (const char c, HOST_WIDE_INT value);
extern int s390_N_constraint_str (const char *str, HOST_WIDE_INT value);
extern int s390_float_const_zero_p (rtx value);
-
+extern bool s390_check_symref_alignment (rtx addr, HOST_WIDE_INT alignment);
/* Declare functions in s390.c. */
extern void optimization_options (int, int);
extern void override_options (void);
-extern bool s390_can_eliminate (int, int);
extern HOST_WIDE_INT s390_initial_elimination_offset (int, int);
extern void s390_emit_prologue (void);
extern void s390_emit_epilogue (bool);
extern int s390_const_double_ok_for_constraint_p (rtx, int, const char *);
extern int s390_single_part (rtx, enum machine_mode, enum machine_mode, int);
extern unsigned HOST_WIDE_INT s390_extract_part (rtx, enum machine_mode, int);
+extern bool s390_contiguous_bitmask_p (unsigned HOST_WIDE_INT, int, int *, int *);
extern bool s390_split_ok_p (rtx, rtx, enum machine_mode, int);
extern bool s390_overlap_p (rtx, rtx, HOST_WIDE_INT);
extern bool s390_offset_p (rtx, rtx, rtx);
extern int legitimate_pic_operand_p (rtx);
extern int legitimate_constant_p (rtx);
extern bool legitimate_reload_constant_p (rtx);
-extern bool legitimate_address_p (enum machine_mode, rtx, int);
extern rtx legitimize_pic_address (rtx, rtx);
-extern rtx legitimize_address (rtx, rtx, enum machine_mode);
extern rtx legitimize_reload_address (rtx, enum machine_mode, int, int);
extern enum reg_class s390_preferred_reload_class (rtx, enum reg_class);
extern enum reg_class s390_secondary_input_reload_class (enum reg_class,
extern enum reg_class s390_secondary_output_reload_class (enum reg_class,
enum machine_mode,
rtx);
+extern void s390_reload_larl_operand (rtx , rtx , rtx);
+extern void s390_reload_symref_address (rtx , rtx , rtx , bool);
extern void s390_expand_plus_operand (rtx, rtx, rtx);
extern void emit_symbolic_move (rtx *);
extern void s390_load_address (rtx, rtx);
extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
extern bool s390_expand_insv (rtx, rtx, rtx, rtx);
extern void s390_expand_cs_hqi (enum machine_mode, rtx, rtx, rtx, rtx);
-extern void s390_expand_atomic (enum machine_mode, enum rtx_code,
+extern void s390_expand_atomic (enum machine_mode, enum rtx_code,
rtx, rtx, rtx, bool);
extern rtx s390_return_addr_rtx (int, rtx);
extern rtx s390_back_chain_rtx (void);
extern void print_operand_address (FILE *, rtx);
extern void print_operand (FILE *, rtx, int);
extern void s390_output_pool_entry (rtx, enum machine_mode, unsigned int);
-extern void s390_trampoline_template (FILE *);
-extern void s390_initialize_trampoline (rtx, rtx, rtx);
extern int s390_agen_dep_p (rtx, rtx);
extern rtx s390_load_got (void);
extern rtx s390_get_thread_pointer (void);
extern bool s390_legitimate_address_without_index_p (rtx);
extern bool s390_decompose_shift_count (rtx, rtx *, HOST_WIDE_INT *);
extern int s390_branch_condition_mask (rtx);
+extern int s390_compare_and_branch_condition_mask (rtx);
#endif /* RTX_CODE */
tree, int);
#ifdef RTX_CODE
extern rtx s390_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
-extern rtx s390_function_value (const_tree, enum machine_mode);
-extern void s390_va_start (tree, rtx);
+extern rtx s390_function_value (const_tree, const_tree, enum machine_mode);
#endif /* RTX_CODE */
#endif /* TREE_CODE */