diff options
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 69 |
1 files changed, 53 insertions, 16 deletions
@@ -176,14 +176,14 @@ typedef struct rtx_def PARALLEL expressions. */ typedef struct rtvec_def{ - unsigned num_elem; /* number of elements */ + int num_elem; /* number of elements */ rtunion elem[1]; } *rtvec; #define NULL_RTVEC (rtvec) 0 #define GET_NUM_ELEM(RTVEC) ((RTVEC)->num_elem) -#define PUT_NUM_ELEM(RTVEC, NUM) ((RTVEC)->num_elem = (unsigned) NUM) +#define PUT_NUM_ELEM(RTVEC, NUM) ((RTVEC)->num_elem = (NUM)) #define RTVEC_ELT(RTVEC, I) ((RTVEC)->elem[(I)].rtx) @@ -443,11 +443,18 @@ extern char *note_insn_name[]; to hold these things. That happens to be true. */ /* For static or external objects. */ -#define BYTECODE_LABEL(X) (XEXP ((X), 0)) +#define BYTECODE_LABEL(X) (XSTR ((X), 0)) /* For goto labels inside bytecode functions. */ #define BYTECODE_BC_LABEL(X) (*(struct bc_label **) &XEXP ((X), 1)) +/* The original regno this ADDRESSOF was built for. */ +#define ADDRESSOF_REGNO(RTX) ((RTX)->fld[1].rtint) + +/* The variable in the register we took the address of. */ +#define ADDRESSOF_DECL(X) ((tree) XEXP ((X), 2)) +#define SET_ADDRESSOF_DECL(X, T) (XEXP ((X), 2) = (rtx) (T)) + /* In jump.c, each JUMP_INSN can point to a label that it can jump to, so that if the JUMP_INSN is deleted, the label's LABEL_NUSES can be decremented and possibly the label can be deleted. */ @@ -612,6 +619,7 @@ extern char *note_insn_name[]; #define INLINE_REGNO_REG_RTX(RTX) ((RTX)->fld[16].rtvec) #define INLINE_REGNO_POINTER_FLAG(RTX) ((RTX)->fld[17].rtstr) #define INLINE_REGNO_POINTER_ALIGN(RTX) ((RTX)->fld[18].rtstr) +#define PARMREG_STACK_LOC(RTX) ((RTX)->fld[19].rtvec) /* In FUNCTION_FLAGS we save some variables computed when emitting the code for the function and which must be `or'ed into the current flag values when @@ -674,7 +682,9 @@ extern rtx gen_rtx PVPROTO((enum rtx_code, enum machine_mode, ...)); extern rtvec gen_rtvec PVPROTO((int, ...)); -extern rtx read_rtx STDIO_PROTO((FILE *)); +#ifdef BUFSIZ +extern rtx read_rtx PROTO((FILE *)); +#endif #if 0 /* At present, don't prototype xrealloc, since all of the callers don't @@ -691,18 +701,9 @@ extern char *oballoc PROTO((int)); extern char *permalloc PROTO((int)); extern rtx rtx_alloc PROTO((RTX_CODE)); extern rtvec rtvec_alloc PROTO((int)); -extern rtx find_reg_note PROTO((rtx, enum reg_note, rtx)); -extern rtx find_regno_note PROTO((rtx, enum reg_note, int)); -extern int find_reg_fusage PROTO((rtx, enum rtx_code, rtx)); -extern int find_regno_fusage PROTO((rtx, enum rtx_code, int)); -extern HOST_WIDE_INT get_integer_term PROTO((rtx)); -extern rtx get_related_value PROTO((rtx)); -extern rtx single_set PROTO((rtx)); -extern rtx find_last_value PROTO((rtx, rtx *, rtx)); extern rtx copy_rtx PROTO((rtx)); extern rtx copy_rtx_if_shared PROTO((rtx)); extern rtx copy_most_rtx PROTO((rtx, rtx)); -extern rtx replace_rtx PROTO((rtx, rtx, rtx)); extern rtvec gen_rtvec_v PROTO((int, rtx *)); extern rtvec gen_rtvec_vv PROTO((int, rtunion *)); extern rtx gen_reg_rtx PROTO((enum machine_mode)); @@ -710,7 +711,7 @@ extern rtx gen_label_rtx PROTO((void)); extern rtx gen_inline_header_rtx PROTO((rtx, rtx, int, int, int, int, int, int, rtx, rtx, int, int, rtvec, rtx, - rtvec, char *, char *)); + rtvec, char *, char *, rtvec)); extern rtx gen_lowpart_common PROTO((enum machine_mode, rtx)); extern rtx gen_lowpart PROTO((enum machine_mode, rtx)); extern rtx gen_lowpart_if_possible PROTO((enum machine_mode, rtx)); @@ -779,7 +780,6 @@ extern rtx prev_label PROTO((rtx)); extern rtx next_label PROTO((rtx)); extern rtx next_cc0_user PROTO((rtx)); extern rtx prev_cc0_setter PROTO((rtx)); -extern rtx reg_set_last PROTO((rtx, rtx)); extern rtx next_nondeleted_insn PROTO((rtx)); extern enum rtx_code reverse_condition PROTO((enum rtx_code)); extern enum rtx_code swap_condition PROTO((enum rtx_code)); @@ -805,6 +805,7 @@ extern rtx gen_jump PROTO((rtx)); extern rtx gen_beq PROTO((rtx)); extern rtx gen_bge PROTO((rtx)); extern rtx gen_ble PROTO((rtx)); +extern rtx gen_mem_addressof PROTO((rtx, union tree_node *)); extern rtx eliminate_constant_term PROTO((rtx, rtx *)); extern rtx expand_complex_abs PROTO((enum machine_mode, rtx, rtx, int)); extern enum machine_mode choose_hard_reg_mode PROTO((int, int)); @@ -819,6 +820,43 @@ extern int refers_to_regno_p PROTO((int, int, rtx, rtx *)); extern int reg_overlap_mentioned_p PROTO((rtx, rtx)); extern rtx find_use_as_address PROTO((rtx, rtx, HOST_WIDE_INT)); +/* Functions in rtlanal.c */ + +extern int rtx_unstable_p PROTO((rtx)); +extern int rtx_varies_p PROTO((rtx)); +extern int rtx_addr_varies_p PROTO((rtx)); +extern HOST_WIDE_INT get_integer_term PROTO((rtx)); +extern rtx get_related_value PROTO((rtx)); +extern int reg_mentioned_p PROTO((rtx, rtx)); +extern int reg_referenced_p PROTO((rtx, rtx)); +extern int reg_used_between_p PROTO((rtx, rtx, rtx)); +extern int reg_referenced_between_p PROTO((rtx, rtx, rtx)); +extern int reg_set_between_p PROTO((rtx, rtx, rtx)); +extern int modified_between_p PROTO((rtx, rtx, rtx)); +extern int no_labels_between_p PROTO((rtx, rtx)); +extern int modified_in_p PROTO((rtx, rtx)); +extern int reg_set_p PROTO((rtx, rtx)); +extern rtx single_set PROTO((rtx)); +extern rtx find_last_value PROTO((rtx, rtx *, rtx)); +extern int refers_to_regno_p PROTO((int, int, rtx, rtx *)); +extern int reg_overlap_mentioned_p PROTO((rtx, rtx)); +extern void note_stores PROTO((rtx, void (*)())); +extern rtx reg_set_last PROTO((rtx, rtx)); +extern int rtx_equal_p PROTO((rtx, rtx)); +extern int dead_or_set_p PROTO((rtx, rtx)); +extern int dead_or_set_regno_p PROTO((rtx, int)); +extern rtx find_reg_note PROTO((rtx, enum reg_note, rtx)); +extern rtx find_regno_note PROTO((rtx, enum reg_note, int)); +extern int find_reg_fusage PROTO((rtx, enum rtx_code, rtx)); +extern int find_regno_fusage PROTO((rtx, enum rtx_code, int)); +extern void remove_note PROTO((rtx, rtx)); +extern int side_effects_p PROTO((rtx)); +extern int volatile_refs_p PROTO((rtx)); +extern int volatile_insn_p PROTO((rtx)); +extern int may_trap_p PROTO((rtx)); +extern int inequality_comparison_p PROTO((rtx)); +extern rtx replace_rtx PROTO((rtx, rtx, rtx)); +extern rtx replace_regs PROTO((rtx, rtx *, int, int)); /* Maximum number of parallel sets and clobbers in any insn in this fn. Always at least 3, since the combiner could put that many togetherm @@ -833,7 +871,6 @@ extern enum reg_class reg_preferred_class PROTO((int)); extern enum reg_class reg_alternate_class PROTO((int)); extern rtx get_first_nonparm_insn PROTO((void)); -extern rtx replace_regs PROTO((rtx, rtx *, int, int)); /* Standard pieces of rtx, to be substituted directly into things. */ extern rtx pc_rtx; |