Backported from mainline

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

diff --git a/gcc/expr.h b/gcc/expr.h
index c71b8ed..0096367 100644 (file)
--- a/gcc/expr.h
+++ b/gcc/expr.h
@@ -173,9 +173,6 @@ extern rtx expand_simple_unop (enum machine_mode, enum rtx_code, rtx, rtx,
    perform the operation described by CODE and MODE.  */
 extern int have_insn_for (enum rtx_code, enum machine_mode);
 
-extern rtx prepare_operand (int, rtx, int, enum machine_mode, enum machine_mode,
-                           int);
-
 /* Emit code to make a call to a constant function or a library call.  */
 extern void emit_libcall_block (rtx, rtx, rtx, rtx);
 
@@ -215,11 +212,20 @@ int can_conditionally_move_p (enum machine_mode mode);
 rtx emit_conditional_add (rtx, enum rtx_code, rtx, rtx, enum machine_mode,
                          rtx, rtx, enum machine_mode, int);
 
-rtx expand_val_compare_and_swap (rtx, rtx, rtx, rtx);
-rtx expand_bool_compare_and_swap (rtx, rtx, rtx, rtx);
 rtx expand_sync_operation (rtx, rtx, enum rtx_code);
 rtx expand_sync_fetch_operation (rtx, rtx, enum rtx_code, bool, rtx);
 rtx expand_sync_lock_test_and_set (rtx, rtx, rtx);
+
+rtx expand_atomic_exchange (rtx, rtx, rtx, enum memmodel);
+rtx expand_atomic_load (rtx, rtx, enum memmodel);
+rtx expand_atomic_store (rtx, rtx, enum memmodel, bool);
+rtx expand_atomic_fetch_op (rtx, rtx, rtx, enum rtx_code, enum memmodel, 
+                             bool);
+rtx expand_atomic_test_and_set (rtx, rtx, enum memmodel);
+rtx expand_atomic_clear (rtx, enum memmodel);
+void expand_atomic_thread_fence (enum memmodel);
+void expand_atomic_signal_fence (enum memmodel);
+
 \f
 /* Functions from expmed.c:  */
 
@@ -324,8 +330,18 @@ extern void emit_group_store (rtx, rtx, tree, int);
 /* Copy BLKmode object from a set of registers.  */
 extern rtx copy_blkmode_from_reg (rtx, rtx, tree);
 
+/* Mark REG as holding a parameter for the next CALL_INSN.
+   Mode is TYPE_MODE of the non-promoted parameter, or VOIDmode.  */
+extern void use_reg_mode (rtx *, rtx, enum machine_mode);
+
+extern rtx copy_blkmode_to_reg (enum machine_mode, tree);
+
 /* Mark REG as holding a parameter for the next CALL_INSN.  */
-extern void use_reg (rtx *, rtx);
+static inline void
+use_reg (rtx *fusage, rtx reg)
+{
+  use_reg_mode (fusage, reg, VOIDmode);
+}
 
 /* Mark NREGS consecutive regs, starting at REGNO, as holding parameters
    for the next CALL_INSN.  */
@@ -351,6 +367,10 @@ extern bool set_storage_via_setmem (rtx, rtx, rtx, unsigned int,
    succeed.  */
 extern int can_move_by_pieces (unsigned HOST_WIDE_INT, unsigned int);
 
+extern unsigned HOST_WIDE_INT move_by_pieces_ninsns (unsigned HOST_WIDE_INT,
+                                                    unsigned int,
+                                                    unsigned int);
+
 /* Return nonzero if it is desirable to store LEN bytes generated by
    CONSTFUN with several move instructions by store_by_pieces
    function.  CONSTFUNDATA is a pointer which will be passed as argument
@@ -491,8 +511,10 @@ extern rtx expand_call (tree, rtx, int);
 extern void fixup_tail_calls (void);
 
 #ifdef TREE_CODE
-extern rtx expand_shift (enum tree_code, enum machine_mode, rtx, tree, rtx,
-                        int);
+extern rtx expand_variable_shift (enum tree_code, enum machine_mode,
+                                 rtx, tree, rtx, int);
+extern rtx expand_shift (enum tree_code, enum machine_mode, rtx, int, rtx,
+                            int);
 extern rtx expand_divmod (int, enum tree_code, enum machine_mode, rtx, rtx,
                          rtx, int);
 #endif
@@ -633,17 +655,16 @@ extern void anti_adjust_stack_and_probe (rtx, bool);
 enum save_level {SAVE_BLOCK, SAVE_FUNCTION, SAVE_NONLOCAL};
 
 /* Save the stack pointer at the specified level.  */
-extern void emit_stack_save (enum save_level, rtx *, rtx);
+extern void emit_stack_save (enum save_level, rtx *);
 
 /* Restore the stack pointer from a save area of the specified level.  */
-extern void emit_stack_restore (enum save_level, rtx, rtx);
+extern void emit_stack_restore (enum save_level, rtx);
 
 /* Invoke emit_stack_save for the nonlocal_goto_save_area.  */
 extern void update_nonlocal_goto_save_area (void);
 
-/* Allocate some space on the stack dynamically and return its address.  An rtx
-   says how many bytes.  */
-extern rtx allocate_dynamic_stack_space (rtx, rtx, int);
+/* Allocate some space on the stack dynamically and return its address.  */
+extern rtx allocate_dynamic_stack_space (rtx, unsigned, unsigned, bool);
 
 /* Emit one stack probe at ADDRESS, an address within the stack.  */
 extern void emit_stack_probe (rtx);
@@ -667,9 +688,12 @@ extern enum machine_mode
 mode_for_extraction (enum extraction_pattern, int);
 
 extern void store_bit_field (rtx, unsigned HOST_WIDE_INT,
-                            unsigned HOST_WIDE_INT, enum machine_mode, rtx);
+                            unsigned HOST_WIDE_INT,
+                            unsigned HOST_WIDE_INT,
+                            unsigned HOST_WIDE_INT,
+                            enum machine_mode, rtx);
 extern rtx extract_bit_field (rtx, unsigned HOST_WIDE_INT,
-                             unsigned HOST_WIDE_INT, int, rtx,
+                             unsigned HOST_WIDE_INT, int, bool, rtx,
                              enum machine_mode, enum machine_mode);
 extern rtx extract_low_bits (enum machine_mode, enum machine_mode, rtx);
 extern rtx expand_mult (enum machine_mode, rtx, rtx, rtx, int);
@@ -695,6 +719,4 @@ extern tree build_libfunc_function (const char *);
 /* Get the personality libfunc for a function decl.  */
 rtx get_personality_function (tree);
 
-extern int vector_mode_valid_p (enum machine_mode);
-
 #endif /* GCC_EXPR_H */