/* Opening and closing parentheses for asm expression grouping. */
const char *open_paren, *close_paren;
+ /* Assembler instructions for creating various kinds of integer object. */
+ const char *byte_op;
+ struct asm_int_op
+ {
+ const char *hi;
+ const char *si;
+ const char *di;
+ const char *ti;
+ } aligned_op, unaligned_op;
+
+ /* Try to output the assembler code for an integer object whose
+ value is given by X. SIZE is the size of the object in bytes and
+ ALIGNED_P indicates whether it is aligned. Return true if
+ successful. Only handles cases for which BYTE_OP, ALIGNED_OP
+ and UNALIGNED_OP are NULL. */
+ bool (* integer) PARAMS ((rtx x, unsigned int size, int aligned_p));
+
/* Output the assembler code for entry to a function. */
void (* function_prologue) PARAMS ((FILE *, HOST_WIDE_INT));
specified by FLAGS. */
void (* named_section) PARAMS ((const char *, unsigned int));
+ /* Switch to the section that holds the exception table. */
+ void (* exception_section) PARAMS ((void));
+
+ /* Switch to the section that holds the exception frames. */
+ void (* eh_frame_section) PARAMS ((void));
+
/* Output a constructor for a symbol with a given priority. */
void (* constructor) PARAMS ((rtx, int));
insn in the new chain we're building. Returns a new LAST.
The default is to do nothing. */
rtx (* cycle_display) PARAMS ((int clock, rtx last));
- /* The following member value is a pointer to a function returning
- nonzero if we should use DFA based scheduling. The default is
- to use the old pipeline scheduler. */
- int (* use_dfa_pipeline_interface) PARAMS ((void));
- /* The values of all the following members are used only for the
- DFA based scheduler: */
- /* The values of the following four members are pointers to
- functions used to simplify the automaton descriptions.
- dfa_pre_cycle_insn and dfa_post_cycle_insn give functions
- returning insns which are used to change the pipeline hazard
- recognizer state when the new simulated processor cycle
- correspondingly starts and finishes. The function defined by
- init_dfa_pre_cycle_insn and init_dfa_post_cycle_insn are used
- to initialize the corresponding insns. The default values of
- the memebers result in not changing the automaton state when
- the new simulated processor cycle correspondingly starts and
- finishes. */
- void (* init_dfa_pre_cycle_insn) PARAMS ((void));
- rtx (* dfa_pre_cycle_insn) PARAMS ((void));
- void (* init_dfa_post_cycle_insn) PARAMS ((void));
- rtx (* dfa_post_cycle_insn) PARAMS ((void));
- /* The following member value is a pointer to a function returning value
- which defines how many insns in queue `ready' will we try for
- multi-pass scheduling. if the member value is nonzero and the
- function returns positive value, the DFA based scheduler will make
- multi-pass scheduling for the first cycle. In other words, we will
- try to choose ready insn which permits to start maximum number of
- insns on the same cycle. */
- int (* first_cycle_multipass_dfa_lookahead) PARAMS ((void));
- /* The values of the following members are pointers to functions
- used to improve the first cycle multipass scheduling by
- inserting nop insns. dfa_scheduler_bubble gives a function
- returning a nop insn with given index. The indexes start with
- zero. The function should return NULL if there are no more nop
- insns with indexes greater than given index. To initialize the
- nop insn the function given by member
- init_dfa_scheduler_bubbles is used. The default values of the
- members result in not inserting nop insns during the multipass
- scheduling. */
- void (* init_dfa_bubbles) PARAMS ((void));
- rtx (* dfa_bubble) PARAMS ((int));
} sched;
/* Given two decls, merge their attributes and return the result. */
/* Given two types, merge their attributes and return the result. */
tree (* merge_type_attributes) PARAMS ((tree, tree));
- /* Return nonzero if IDENTIFIER with arguments ARGS is a valid machine
- specific attribute for DECL. The attributes in ATTRIBUTES have
- previously been assigned to DECL. */
- int (* valid_decl_attribute) PARAMS ((tree decl, tree attributes,
- tree identifier, tree args));
-
- /* Return nonzero if IDENTIFIER with arguments ARGS is a valid machine
- specific attribute for TYPE. The attributes in ATTRIBUTES have
- previously been assigned to TYPE. */
- int (* valid_type_attribute) PARAMS ((tree type, tree attributes,
- tree identifier, tree args));
+ /* Table of machine attributes and functions to handle them. */
+ const struct attribute_spec *attribute_table;
/* Return zero if the attributes on TYPE1 and TYPE2 are incompatible,
one if they are compatible and two if they are nearly compatible
/* Insert attributes on the newly created DECL. */
void (* insert_attributes) PARAMS ((tree decl, tree *attributes));
+ /* Return true if FNDECL (which has at least one machine attribute)
+ can be inlined despite its machine attributes, false otherwise. */
+ bool (* function_attribute_inlinable_p) PARAMS ((tree fndecl));
+
/* Set up target-specific built-in functions. */
void (* init_builtins) PARAMS ((void));