-/* Function integration definitions for GNU C-Compiler
- Copyright (C) 1990, 1995, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+/* Function integration definitions for GCC
+ Copyright (C) 1990, 1995, 1998, 1999, 2000, 2001, 2003
+ Free Software Foundation, Inc.
This file is part of GCC.
struct inline_remap
{
- /* True if we are doing function integration, false otherwise.
- Used to control whether RTX_UNCHANGING bits are copied by
- copy_rtx_and_substitute. */
- int integrating;
/* Definition of function be inlined. */
- union tree_node *fndecl;
+ tree fndecl;
/* Place to put insns needed at start of function. */
rtx insns_at_start;
- /* Mapping from old BLOCKs to new BLOCKs. */
- varray_type block_map;
/* Mapping from old registers to new registers.
It is allocated and deallocated in `expand_inline_function' */
rtx *reg_map;
-#if defined (LEAF_REGISTERS) && defined (LEAF_REG_REMAP)
- /* Mapping from old leaf registers to new leaf registers. */
- rtx leaf_reg_map[FIRST_PSEUDO_REGISTER][NUM_MACHINE_MODES];
-#endif
/* Mapping from old code-labels to new code-labels.
The first element of this map is label_map[min_labelno]. */
rtx *label_map;
#define CONST_AGE_PARM (-1)
unsigned int const_age;
- /* Target of the inline function being expanded, or NULL if none. */
- rtx inline_target;
/* When an insn is being copied by copy_rtx_and_substitute,
this is nonzero if we have copied an ASM_OPERANDS.
In that case, it is the original input-operand vector. */
/* Likewise, this is the copied constraints vector. */
rtvec copy_asm_constraints_vector;
- /* Target of a return insn, if needed and inlining. */
- rtx local_return_label;
-
/* Indications for regs being pointers and their alignment. */
unsigned char *regno_pointer_align;
rtx *x_regno_reg_rtx;
rtx dest;
rtx equiv;
} equiv_sets[MAX_RECOG_OPERANDS];
- /* Record the last thing assigned to pc. This is used for folded
+ /* Record the last thing assigned to pc. This is used for folded
conditional branch insns. */
rtx last_pc_value;
#ifdef HAVE_cc0
/* Return a copy of an rtx (as needed), substituting pseudo-register,
labels, and frame-pointer offsets as necessary. */
-extern rtx copy_rtx_and_substitute PARAMS ((rtx, struct inline_remap *, int));
+extern rtx copy_rtx_and_substitute (rtx, struct inline_remap *, int);
/* Return a pseudo that corresponds to the value in the specified hard
reg as of the start of the function (for inlined functions, the
value at the start of the parent function). */
-extern rtx get_hard_reg_initial_val PARAMS ((enum machine_mode, int));
+extern rtx get_hard_reg_initial_val (enum machine_mode, int);
/* Likewise, but for a different than the current function, or
arbitrary expression. */
-extern rtx get_func_hard_reg_initial_val PARAMS ((struct function *, rtx));
+extern rtx get_func_hard_reg_initial_val (struct function *, rtx);
/* Likewise, but iff someone else has caused it to become allocated. */
-extern rtx has_func_hard_reg_initial_val PARAMS ((struct function *, rtx));
+extern rtx has_func_hard_reg_initial_val (struct function *, rtx);
/* Likewise, but for common cases. */
-extern rtx has_hard_reg_initial_val PARAMS ((enum machine_mode, int));
-/* This is for GC. */
-extern void mark_hard_reg_initial_vals PARAMS ((struct function *));
+extern rtx has_hard_reg_initial_val (enum machine_mode, int);
+/* If a pseudo represents an initial hard reg (or expression), return
+ it, else return NULL_RTX. */
+extern rtx get_hard_reg_initial_reg (struct function *, rtx);
/* Called from rest_of_compilation. */
-extern void emit_initial_value_sets PARAMS ((void));
-extern void allocate_initial_values PARAMS ((rtx *));
+extern void emit_initial_value_sets (void);
+extern void allocate_initial_values (rtx *);
/* Copy a declaration when one function is substituted inline into
another. */
-extern union tree_node *copy_decl_for_inlining PARAMS ((union tree_node *,
- union tree_node *,
- union tree_node *));
+extern tree copy_decl_for_inlining (tree, tree, tree);
-extern void try_constants PARAMS ((rtx, struct inline_remap *));
+/* Check whether there's any attribute in a function declaration that
+ makes the function uninlinable. Returns false if it finds any,
+ true otherwise. */
+extern bool function_attribute_inlinable_p (tree);
/* Return the label indicated. */
-extern rtx get_label_from_map PARAMS ((struct inline_remap *, int));
+extern rtx get_label_from_map (struct inline_remap *, int);
/* Set the label indicated. */
#define set_label_in_map(MAP, I, X) ((MAP)->label_map[I] = (X))