2 Copyright (C) 1987-2018 Free Software Foundation, Inc.
4 This file is part of GCC.
6 GCC is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 3, or (at your option) any later
11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with GCC; see the file COPYING3. If not see
18 <http://www.gnu.org/licenses/>. */
20 /* This file is compiled twice: once for the generator programs,
21 once for the compiler. */
29 #include "coretypes.h"
33 /* These headers all define things which are not available in
34 generator programs. */
35 #ifndef GENERATOR_FILE
38 #include "basic-block.h"
40 #include "print-tree.h"
44 #include "basic-block.h"
45 #include "diagnostic.h"
46 #include "tree-pretty-print.h"
47 #include "alloc-pool.h"
49 #include "dumpfile.h" /* for dump_flags */
50 #include "dwarf2out.h"
51 #include "pretty-print.h"
54 #include "print-rtl.h"
57 /* String printed at beginning of each RTL when it is dumped.
58 This string is set to ASM_COMMENT_START when the RTL is dumped in
59 the assembly output file. */
60 const char *print_rtx_head
= "";
63 /* These are defined from the .opt file when not used in generator
66 /* Nonzero means suppress output of instruction numbers
68 This must be defined here so that programs like gencodes can be linked. */
69 int flag_dump_unnumbered
= 0;
71 /* Nonzero means suppress output of instruction numbers for previous
72 and next insns in debugging dumps.
73 This must be defined here so that programs like gencodes can be linked. */
74 int flag_dump_unnumbered_links
= 0;
77 /* Constructor for rtx_writer. */
79 rtx_writer::rtx_writer (FILE *outf
, int ind
, bool simple
, bool compact
,
80 rtx_reuse_manager
*reuse_manager
)
81 : m_outfile (outf
), m_sawclose (0), m_indent (ind
),
82 m_in_call_function_usage (false), m_simple (simple
), m_compact (compact
),
83 m_rtx_reuse_manager (reuse_manager
)
87 #ifndef GENERATOR_FILE
89 /* rtx_reuse_manager's ctor. */
91 rtx_reuse_manager::rtx_reuse_manager ()
96 /* Determine if X is of a kind suitable for dumping via reuse_rtx. */
99 uses_rtx_reuse_p (const_rtx x
)
104 switch (GET_CODE (x
))
111 /* We don't use reuse_rtx for consts. */
118 /* Traverse X and its descendents, determining if we see any rtx more than
119 once. Any rtx suitable for "reuse_rtx" that is seen more than once is
123 rtx_reuse_manager::preprocess (const_rtx x
)
125 subrtx_iterator::array_type array
;
126 FOR_EACH_SUBRTX (iter
, array
, x
, NONCONST
)
127 if (uses_rtx_reuse_p (*iter
))
129 if (int *count
= m_rtx_occurrence_count
.get (*iter
))
132 m_rtx_reuse_ids
.put (*iter
, m_next_id
++);
135 m_rtx_occurrence_count
.put (*iter
, 1);
139 /* Return true iff X has been assigned a reuse ID. If it has,
140 and OUT is non-NULL, then write the reuse ID to *OUT. */
143 rtx_reuse_manager::has_reuse_id (const_rtx x
, int *out
)
145 int *id
= m_rtx_reuse_ids
.get (x
);
156 /* Determine if set_seen_def has been called for the given reuse ID. */
159 rtx_reuse_manager::seen_def_p (int reuse_id
)
161 return bitmap_bit_p (m_defs_seen
, reuse_id
);
164 /* Record that the definition of the given reuse ID has been seen. */
167 rtx_reuse_manager::set_seen_def (int reuse_id
)
169 bitmap_set_bit (m_defs_seen
, reuse_id
);
172 #endif /* #ifndef GENERATOR_FILE */
174 #ifndef GENERATOR_FILE
176 print_mem_expr (FILE *outfile
, const_tree expr
)
178 fputc (' ', outfile
);
179 print_generic_expr (outfile
, CONST_CAST_TREE (expr
), dump_flags
);
183 /* Print X to FILE. */
186 print_poly_int (FILE *file
, poly_int64 x
)
188 HOST_WIDE_INT const_x
;
189 if (x
.is_constant (&const_x
))
190 fprintf (file
, HOST_WIDE_INT_PRINT_DEC
, const_x
);
193 fprintf (file
, "[" HOST_WIDE_INT_PRINT_DEC
, x
.coeffs
[0]);
194 for (int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
195 fprintf (file
, ", " HOST_WIDE_INT_PRINT_DEC
, x
.coeffs
[i
]);
200 /* Subroutine of print_rtx_operand for handling code '0'.
201 0 indicates a field for internal use that should not be printed.
202 However there are various special cases, such as the third field
203 of a NOTE, where it indicates that the field has several different
207 rtx_writer::print_rtx_operand_code_0 (const_rtx in_rtx ATTRIBUTE_UNUSED
,
208 int idx ATTRIBUTE_UNUSED
)
210 #ifndef GENERATOR_FILE
211 if (idx
== 1 && GET_CODE (in_rtx
) == SYMBOL_REF
)
213 int flags
= SYMBOL_REF_FLAGS (in_rtx
);
215 fprintf (m_outfile
, " [flags %#x]", flags
);
216 tree decl
= SYMBOL_REF_DECL (in_rtx
);
218 print_node_brief (m_outfile
, "", decl
, dump_flags
);
220 else if (idx
== 3 && NOTE_P (in_rtx
))
222 switch (NOTE_KIND (in_rtx
))
224 case NOTE_INSN_EH_REGION_BEG
:
225 case NOTE_INSN_EH_REGION_END
:
226 if (flag_dump_unnumbered
)
227 fprintf (m_outfile
, " #");
229 fprintf (m_outfile
, " %d", NOTE_EH_HANDLER (in_rtx
));
233 case NOTE_INSN_BLOCK_BEG
:
234 case NOTE_INSN_BLOCK_END
:
235 dump_addr (m_outfile
, " ", NOTE_BLOCK (in_rtx
));
239 case NOTE_INSN_BASIC_BLOCK
:
241 basic_block bb
= NOTE_BASIC_BLOCK (in_rtx
);
243 fprintf (m_outfile
, " [bb %d]", bb
->index
);
247 case NOTE_INSN_DELETED_LABEL
:
248 case NOTE_INSN_DELETED_DEBUG_LABEL
:
250 const char *label
= NOTE_DELETED_LABEL_NAME (in_rtx
);
252 fprintf (m_outfile
, " (\"%s\")", label
);
254 fprintf (m_outfile
, " \"\"");
258 case NOTE_INSN_SWITCH_TEXT_SECTIONS
:
260 basic_block bb
= NOTE_BASIC_BLOCK (in_rtx
);
262 fprintf (m_outfile
, " [bb %d]", bb
->index
);
266 case NOTE_INSN_VAR_LOCATION
:
267 case NOTE_INSN_CALL_ARG_LOCATION
:
268 fputc (' ', m_outfile
);
269 print_rtx (NOTE_VAR_LOCATION (in_rtx
));
273 fputc ('\n', m_outfile
);
274 output_cfi_directive (m_outfile
, NOTE_CFI (in_rtx
));
275 fputc ('\t', m_outfile
);
278 case NOTE_INSN_BEGIN_STMT
:
279 case NOTE_INSN_INLINE_ENTRY
:
280 #ifndef GENERATOR_FILE
282 expanded_location xloc
283 = expand_location (NOTE_MARKER_LOCATION (in_rtx
));
284 fprintf (m_outfile
, " %s:%i", xloc
.file
, xloc
.line
);
293 else if (idx
== 7 && JUMP_P (in_rtx
) && JUMP_LABEL (in_rtx
) != NULL
296 /* Output the JUMP_LABEL reference. */
297 fprintf (m_outfile
, "\n%s%*s -> ", print_rtx_head
, m_indent
* 2, "");
298 if (GET_CODE (JUMP_LABEL (in_rtx
)) == RETURN
)
299 fprintf (m_outfile
, "return");
300 else if (GET_CODE (JUMP_LABEL (in_rtx
)) == SIMPLE_RETURN
)
301 fprintf (m_outfile
, "simple_return");
303 fprintf (m_outfile
, "%d", INSN_UID (JUMP_LABEL (in_rtx
)));
305 else if (idx
== 0 && GET_CODE (in_rtx
) == VALUE
)
307 cselib_val
*val
= CSELIB_VAL_PTR (in_rtx
);
309 fprintf (m_outfile
, " %u:%u", val
->uid
, val
->hash
);
310 dump_addr (m_outfile
, " @", in_rtx
);
311 dump_addr (m_outfile
, "/", (void*)val
);
313 else if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_EXPR
)
315 fprintf (m_outfile
, " D#%i",
316 DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (in_rtx
)));
318 else if (idx
== 0 && GET_CODE (in_rtx
) == ENTRY_VALUE
)
322 fprintf (m_outfile
, " ");
323 print_rtx (ENTRY_VALUE_EXP (in_rtx
));
329 /* Subroutine of print_rtx_operand for handling code 'e'.
330 Also called by print_rtx_operand_code_u for handling code 'u'
331 for LABEL_REFs when they don't reference a CODE_LABEL. */
334 rtx_writer::print_rtx_operand_code_e (const_rtx in_rtx
, int idx
)
337 if (idx
== 6 && INSN_P (in_rtx
))
338 /* Put REG_NOTES on their own line. */
339 fprintf (m_outfile
, "\n%s%*s",
340 print_rtx_head
, m_indent
* 2, "");
342 fprintf (m_outfile
, " ");
343 if (idx
== 7 && CALL_P (in_rtx
))
345 m_in_call_function_usage
= true;
346 print_rtx (XEXP (in_rtx
, idx
));
347 m_in_call_function_usage
= false;
350 print_rtx (XEXP (in_rtx
, idx
));
354 /* Subroutine of print_rtx_operand for handling codes 'E' and 'V'. */
357 rtx_writer::print_rtx_operand_codes_E_and_V (const_rtx in_rtx
, int idx
)
362 fprintf (m_outfile
, "\n%s%*s",
363 print_rtx_head
, m_indent
* 2, "");
366 fputs (" [", m_outfile
);
367 if (XVEC (in_rtx
, idx
) != NULL
)
370 if (XVECLEN (in_rtx
, idx
))
373 for (int j
= 0; j
< XVECLEN (in_rtx
, idx
); j
++)
374 print_rtx (XVECEXP (in_rtx
, idx
, j
));
379 fprintf (m_outfile
, "\n%s%*s", print_rtx_head
, m_indent
* 2, "");
381 fputs ("]", m_outfile
);
386 /* Subroutine of print_rtx_operand for handling code 'i'. */
389 rtx_writer::print_rtx_operand_code_i (const_rtx in_rtx
, int idx
)
391 if (idx
== 4 && INSN_P (in_rtx
))
393 #ifndef GENERATOR_FILE
394 const rtx_insn
*in_insn
= as_a
<const rtx_insn
*> (in_rtx
);
396 /* Pretty-print insn locations. Ignore scoping as it is mostly
397 redundant with line number information and do not print anything
398 when there is no location information available. */
399 if (INSN_HAS_LOCATION (in_insn
))
401 expanded_location xloc
= insn_location (in_insn
);
402 fprintf (m_outfile
, " \"%s\":%i", xloc
.file
, xloc
.line
);
406 else if (idx
== 6 && GET_CODE (in_rtx
) == ASM_OPERANDS
)
408 #ifndef GENERATOR_FILE
409 if (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
) != UNKNOWN_LOCATION
)
410 fprintf (m_outfile
, " %s:%i",
411 LOCATION_FILE (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
)),
412 LOCATION_LINE (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
)));
415 else if (idx
== 1 && GET_CODE (in_rtx
) == ASM_INPUT
)
417 #ifndef GENERATOR_FILE
418 if (ASM_INPUT_SOURCE_LOCATION (in_rtx
) != UNKNOWN_LOCATION
)
419 fprintf (m_outfile
, " %s:%i",
420 LOCATION_FILE (ASM_INPUT_SOURCE_LOCATION (in_rtx
)),
421 LOCATION_LINE (ASM_INPUT_SOURCE_LOCATION (in_rtx
)));
424 else if (idx
== 5 && NOTE_P (in_rtx
))
426 /* This field is only used for NOTE_INSN_DELETED_LABEL, and
427 other times often contains garbage from INSN->NOTE death. */
428 if (NOTE_KIND (in_rtx
) == NOTE_INSN_DELETED_LABEL
429 || NOTE_KIND (in_rtx
) == NOTE_INSN_DELETED_DEBUG_LABEL
)
430 fprintf (m_outfile
, " %d", XINT (in_rtx
, idx
));
432 #if !defined(GENERATOR_FILE) && NUM_UNSPECV_VALUES > 0
434 && GET_CODE (in_rtx
) == UNSPEC_VOLATILE
435 && XINT (in_rtx
, 1) >= 0
436 && XINT (in_rtx
, 1) < NUM_UNSPECV_VALUES
)
437 fprintf (m_outfile
, " %s", unspecv_strings
[XINT (in_rtx
, 1)]);
439 #if !defined(GENERATOR_FILE) && NUM_UNSPEC_VALUES > 0
441 && (GET_CODE (in_rtx
) == UNSPEC
442 || GET_CODE (in_rtx
) == UNSPEC_VOLATILE
)
443 && XINT (in_rtx
, 1) >= 0
444 && XINT (in_rtx
, 1) < NUM_UNSPEC_VALUES
)
445 fprintf (m_outfile
, " %s", unspec_strings
[XINT (in_rtx
, 1)]);
449 int value
= XINT (in_rtx
, idx
);
451 int is_insn
= INSN_P (in_rtx
);
453 /* Don't print INSN_CODEs in compact mode. */
454 if (m_compact
&& is_insn
&& &INSN_CODE (in_rtx
) == &XINT (in_rtx
, idx
))
460 if (flag_dump_unnumbered
461 && (is_insn
|| NOTE_P (in_rtx
)))
462 fputc ('#', m_outfile
);
464 fprintf (m_outfile
, " %d", value
);
466 if (is_insn
&& &INSN_CODE (in_rtx
) == &XINT (in_rtx
, idx
)
467 && XINT (in_rtx
, idx
) >= 0
468 && (name
= get_insn_name (XINT (in_rtx
, idx
))) != NULL
)
469 fprintf (m_outfile
, " {%s}", name
);
474 /* Subroutine of print_rtx_operand for handling code 'r'. */
477 rtx_writer::print_rtx_operand_code_r (const_rtx in_rtx
)
479 int is_insn
= INSN_P (in_rtx
);
480 unsigned int regno
= REGNO (in_rtx
);
482 #ifndef GENERATOR_FILE
483 /* For hard registers and virtuals, always print the
484 regno, except in compact mode. */
485 if (regno
<= LAST_VIRTUAL_REGISTER
&& !m_compact
)
486 fprintf (m_outfile
, " %d", regno
);
487 if (regno
< FIRST_PSEUDO_REGISTER
)
488 fprintf (m_outfile
, " %s", reg_names
[regno
]);
489 else if (regno
<= LAST_VIRTUAL_REGISTER
)
491 if (regno
== VIRTUAL_INCOMING_ARGS_REGNUM
)
492 fprintf (m_outfile
, " virtual-incoming-args");
493 else if (regno
== VIRTUAL_STACK_VARS_REGNUM
)
494 fprintf (m_outfile
, " virtual-stack-vars");
495 else if (regno
== VIRTUAL_STACK_DYNAMIC_REGNUM
)
496 fprintf (m_outfile
, " virtual-stack-dynamic");
497 else if (regno
== VIRTUAL_OUTGOING_ARGS_REGNUM
)
498 fprintf (m_outfile
, " virtual-outgoing-args");
499 else if (regno
== VIRTUAL_CFA_REGNUM
)
500 fprintf (m_outfile
, " virtual-cfa");
501 else if (regno
== VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM
)
502 fprintf (m_outfile
, " virtual-preferred-stack-boundary");
504 fprintf (m_outfile
, " virtual-reg-%d", regno
-FIRST_VIRTUAL_REGISTER
);
508 if (flag_dump_unnumbered
&& is_insn
)
509 fputc ('#', m_outfile
);
512 /* In compact mode, print pseudos with '< and '>' wrapping the regno,
513 offseting it by (LAST_VIRTUAL_REGISTER + 1), so that the
514 first non-virtual pseudo is dumped as "<0>". */
515 gcc_assert (regno
> LAST_VIRTUAL_REGISTER
);
516 fprintf (m_outfile
, " <%d>", regno
- (LAST_VIRTUAL_REGISTER
+ 1));
519 fprintf (m_outfile
, " %d", regno
);
521 #ifndef GENERATOR_FILE
522 if (REG_ATTRS (in_rtx
))
524 fputs (" [", m_outfile
);
525 if (regno
!= ORIGINAL_REGNO (in_rtx
))
526 fprintf (m_outfile
, "orig:%i", ORIGINAL_REGNO (in_rtx
));
527 if (REG_EXPR (in_rtx
))
528 print_mem_expr (m_outfile
, REG_EXPR (in_rtx
));
530 if (maybe_ne (REG_OFFSET (in_rtx
), 0))
532 fprintf (m_outfile
, "+");
533 print_poly_int (m_outfile
, REG_OFFSET (in_rtx
));
535 fputs (" ]", m_outfile
);
537 if (regno
!= ORIGINAL_REGNO (in_rtx
))
538 fprintf (m_outfile
, " [%d]", ORIGINAL_REGNO (in_rtx
));
542 /* Subroutine of print_rtx_operand for handling code 'u'. */
545 rtx_writer::print_rtx_operand_code_u (const_rtx in_rtx
, int idx
)
547 /* Don't print insn UIDs for PREV/NEXT_INSN in compact mode. */
548 if (m_compact
&& INSN_CHAIN_CODE_P (GET_CODE (in_rtx
)) && idx
< 2)
551 if (XEXP (in_rtx
, idx
) != NULL
)
553 rtx sub
= XEXP (in_rtx
, idx
);
554 enum rtx_code subc
= GET_CODE (sub
);
556 if (GET_CODE (in_rtx
) == LABEL_REF
)
559 && NOTE_KIND (sub
) == NOTE_INSN_DELETED_LABEL
)
561 if (flag_dump_unnumbered
)
562 fprintf (m_outfile
, " [# deleted]");
564 fprintf (m_outfile
, " [%d deleted]", INSN_UID (sub
));
569 if (subc
!= CODE_LABEL
)
571 print_rtx_operand_code_e (in_rtx
, idx
);
576 if (flag_dump_unnumbered
577 || (flag_dump_unnumbered_links
&& idx
<= 1
578 && (INSN_P (in_rtx
) || NOTE_P (in_rtx
)
579 || LABEL_P (in_rtx
) || BARRIER_P (in_rtx
))))
580 fputs (" #", m_outfile
);
582 fprintf (m_outfile
, " %d", INSN_UID (sub
));
585 fputs (" 0", m_outfile
);
589 /* Subroutine of print_rtx. Print operand IDX of IN_RTX. */
592 rtx_writer::print_rtx_operand (const_rtx in_rtx
, int idx
)
594 const char *format_ptr
= GET_RTX_FORMAT (GET_CODE (in_rtx
));
596 switch (format_ptr
[idx
])
601 str
= XTMPL (in_rtx
, idx
);
606 str
= XSTR (in_rtx
, idx
);
610 fputs (" (nil)", m_outfile
);
612 fprintf (m_outfile
, " (\"%s\")", str
);
617 print_rtx_operand_code_0 (in_rtx
, idx
);
621 print_rtx_operand_code_e (in_rtx
, idx
);
626 print_rtx_operand_codes_E_and_V (in_rtx
, idx
);
631 fprintf (m_outfile
, " ");
632 fprintf (m_outfile
, HOST_WIDE_INT_PRINT_DEC
, XWINT (in_rtx
, idx
));
633 if (! m_simple
&& !m_compact
)
634 fprintf (m_outfile
, " [" HOST_WIDE_INT_PRINT_HEX
"]",
635 (unsigned HOST_WIDE_INT
) XWINT (in_rtx
, idx
));
639 print_rtx_operand_code_i (in_rtx
, idx
);
643 fprintf (m_outfile
, " ");
644 print_poly_int (m_outfile
, SUBREG_BYTE (in_rtx
));
648 print_rtx_operand_code_r (in_rtx
);
651 /* Print NOTE_INSN names rather than integer codes. */
654 fprintf (m_outfile
, " %s", GET_NOTE_INSN_NAME (XINT (in_rtx
, idx
)));
659 print_rtx_operand_code_u (in_rtx
, idx
);
663 #ifndef GENERATOR_FILE
664 if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_IMPLICIT_PTR
)
665 print_mem_expr (m_outfile
, DEBUG_IMPLICIT_PTR_DECL (in_rtx
));
666 else if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_PARAMETER_REF
)
667 print_mem_expr (m_outfile
, DEBUG_PARAMETER_REF_DECL (in_rtx
));
669 dump_addr (m_outfile
, " ", XTREE (in_rtx
, idx
));
674 fputs (" Unknown", m_outfile
);
679 /* Don't print basic block ids in compact mode. */
682 #ifndef GENERATOR_FILE
683 if (XBBDEF (in_rtx
, idx
))
684 fprintf (m_outfile
, " %i", XBBDEF (in_rtx
, idx
)->index
);
693 /* Subroutine of rtx_writer::print_rtx.
694 In compact mode, determine if operand IDX of IN_RTX is interesting
695 to dump, or (if in a trailing position) it can be omitted. */
698 rtx_writer::operand_has_default_value_p (const_rtx in_rtx
, int idx
)
700 const char *format_ptr
= GET_RTX_FORMAT (GET_CODE (in_rtx
));
702 switch (format_ptr
[idx
])
706 return XEXP (in_rtx
, idx
) == NULL_RTX
;
709 return XSTR (in_rtx
, idx
) == NULL
;
712 switch (GET_CODE (in_rtx
))
715 /* JUMP_LABELs are always omitted in compact mode, so treat
716 any value here as omittable, so that earlier operands can
717 potentially be omitted also. */
730 /* Print IN_RTX onto m_outfile. This is the recursive part of printing. */
733 rtx_writer::print_rtx (const_rtx in_rtx
)
740 fputc (' ', m_outfile
);
742 fprintf (m_outfile
, "\n%s%*s", print_rtx_head
, m_indent
* 2, "");
748 fputs ("(nil)", m_outfile
);
752 else if (GET_CODE (in_rtx
) > NUM_RTX_CODE
)
754 fprintf (m_outfile
, "(??? bad code %d\n%s%*s)", GET_CODE (in_rtx
),
755 print_rtx_head
, m_indent
* 2, "");
760 fputc ('(', m_outfile
);
762 /* Print name of expression code. */
765 #ifndef GENERATOR_FILE
766 if (m_rtx_reuse_manager
)
769 if (m_rtx_reuse_manager
->has_reuse_id (in_rtx
, &reuse_id
))
771 /* Have we already seen the defn of this rtx? */
772 if (m_rtx_reuse_manager
->seen_def_p (reuse_id
))
774 fprintf (m_outfile
, "reuse_rtx %i)", reuse_id
);
780 /* First time we've seen this reused-rtx. */
781 fprintf (m_outfile
, "%i|", reuse_id
);
782 m_rtx_reuse_manager
->set_seen_def (reuse_id
);
786 #endif /* #ifndef GENERATOR_FILE */
788 /* In compact mode, prefix the code of insns with "c",
789 giving "cinsn", "cnote" etc. */
790 if (m_compact
&& is_a
<const rtx_insn
*, const struct rtx_def
> (in_rtx
))
792 /* "ccode_label" is slightly awkward, so special-case it as
794 rtx_code code
= GET_CODE (in_rtx
);
795 if (code
== CODE_LABEL
)
796 fprintf (m_outfile
, "clabel");
798 fprintf (m_outfile
, "c%s", GET_RTX_NAME (code
));
800 else if (m_simple
&& CONST_INT_P (in_rtx
))
803 fprintf (m_outfile
, "%s", GET_RTX_NAME (GET_CODE (in_rtx
)));
807 if (RTX_FLAG (in_rtx
, in_struct
))
808 fputs ("/s", m_outfile
);
810 if (RTX_FLAG (in_rtx
, volatil
))
811 fputs ("/v", m_outfile
);
813 if (RTX_FLAG (in_rtx
, unchanging
))
814 fputs ("/u", m_outfile
);
816 if (RTX_FLAG (in_rtx
, frame_related
))
817 fputs ("/f", m_outfile
);
819 if (RTX_FLAG (in_rtx
, jump
))
820 fputs ("/j", m_outfile
);
822 if (RTX_FLAG (in_rtx
, call
))
823 fputs ("/c", m_outfile
);
825 if (RTX_FLAG (in_rtx
, return_val
))
826 fputs ("/i", m_outfile
);
828 /* Print REG_NOTE names for EXPR_LIST and INSN_LIST. */
829 if ((GET_CODE (in_rtx
) == EXPR_LIST
830 || GET_CODE (in_rtx
) == INSN_LIST
831 || GET_CODE (in_rtx
) == INT_LIST
)
832 && (int)GET_MODE (in_rtx
) < REG_NOTE_MAX
833 && !m_in_call_function_usage
)
834 fprintf (m_outfile
, ":%s",
835 GET_REG_NOTE_NAME (GET_MODE (in_rtx
)));
837 /* For other rtl, print the mode if it's not VOID. */
838 else if (GET_MODE (in_rtx
) != VOIDmode
)
839 fprintf (m_outfile
, ":%s", GET_MODE_NAME (GET_MODE (in_rtx
)));
841 #ifndef GENERATOR_FILE
842 if (GET_CODE (in_rtx
) == VAR_LOCATION
)
844 if (TREE_CODE (PAT_VAR_LOCATION_DECL (in_rtx
)) == STRING_CST
)
845 fputs (" <debug string placeholder>", m_outfile
);
847 print_mem_expr (m_outfile
, PAT_VAR_LOCATION_DECL (in_rtx
));
848 fputc (' ', m_outfile
);
849 print_rtx (PAT_VAR_LOCATION_LOC (in_rtx
));
850 if (PAT_VAR_LOCATION_STATUS (in_rtx
)
851 == VAR_INIT_STATUS_UNINITIALIZED
)
852 fprintf (m_outfile
, " [uninit]");
854 idx
= GET_RTX_LENGTH (VAR_LOCATION
);
859 #ifndef GENERATOR_FILE
860 if (CONST_DOUBLE_AS_FLOAT_P (in_rtx
))
864 /* For insns, print the INSN_UID. */
865 if (INSN_CHAIN_CODE_P (GET_CODE (in_rtx
)))
867 if (flag_dump_unnumbered
)
868 fprintf (m_outfile
, " #");
870 fprintf (m_outfile
, " %d", INSN_UID (in_rtx
));
873 /* Determine which is the final operand to print.
874 In compact mode, skip trailing operands that have the default values
875 e.g. trailing "(nil)" values. */
876 int limit
= GET_RTX_LENGTH (GET_CODE (in_rtx
));
878 while (limit
> idx
&& operand_has_default_value_p (in_rtx
, limit
- 1))
881 /* Get the format string and skip the first elements if we have handled
884 for (; idx
< limit
; idx
++)
885 print_rtx_operand (in_rtx
, idx
);
887 switch (GET_CODE (in_rtx
))
889 #ifndef GENERATOR_FILE
891 if (__builtin_expect (final_insns_dump_p
, false))
892 fprintf (m_outfile
, " [");
894 fprintf (m_outfile
, " [" HOST_WIDE_INT_PRINT_DEC
,
895 (HOST_WIDE_INT
) MEM_ALIAS_SET (in_rtx
));
897 if (MEM_EXPR (in_rtx
))
898 print_mem_expr (m_outfile
, MEM_EXPR (in_rtx
));
900 fputc (' ', m_outfile
);
902 if (MEM_OFFSET_KNOWN_P (in_rtx
))
904 fprintf (m_outfile
, "+");
905 print_poly_int (m_outfile
, MEM_OFFSET (in_rtx
));
908 if (MEM_SIZE_KNOWN_P (in_rtx
))
910 fprintf (m_outfile
, " S");
911 print_poly_int (m_outfile
, MEM_SIZE (in_rtx
));
914 if (MEM_ALIGN (in_rtx
) != 1)
915 fprintf (m_outfile
, " A%u", MEM_ALIGN (in_rtx
));
917 if (!ADDR_SPACE_GENERIC_P (MEM_ADDR_SPACE (in_rtx
)))
918 fprintf (m_outfile
, " AS%u", MEM_ADDR_SPACE (in_rtx
));
920 fputc (']', m_outfile
);
924 if (FLOAT_MODE_P (GET_MODE (in_rtx
)))
928 real_to_decimal (s
, CONST_DOUBLE_REAL_VALUE (in_rtx
),
930 fprintf (m_outfile
, " %s", s
);
932 real_to_hexadecimal (s
, CONST_DOUBLE_REAL_VALUE (in_rtx
),
934 fprintf (m_outfile
, " [%s]", s
);
939 fprintf (m_outfile
, " ");
940 cwi_output_hex (m_outfile
, in_rtx
);
944 fprintf (m_outfile
, " [");
945 print_dec (CONST_POLY_INT_COEFFS (in_rtx
)[0], m_outfile
, SIGNED
);
946 for (unsigned int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
948 fprintf (m_outfile
, ", ");
949 print_dec (CONST_POLY_INT_COEFFS (in_rtx
)[i
], m_outfile
, SIGNED
);
951 fprintf (m_outfile
, "]");
957 fprintf (m_outfile
, " [%d uses]", LABEL_NUSES (in_rtx
));
958 switch (LABEL_KIND (in_rtx
))
960 case LABEL_NORMAL
: break;
961 case LABEL_STATIC_ENTRY
: fputs (" [entry]", m_outfile
); break;
962 case LABEL_GLOBAL_ENTRY
: fputs (" [global entry]", m_outfile
); break;
963 case LABEL_WEAK_ENTRY
: fputs (" [weak entry]", m_outfile
); break;
964 default: gcc_unreachable ();
972 fputc (')', m_outfile
);
976 /* Emit a closing parenthesis and newline. */
979 rtx_writer::finish_directive ()
981 fprintf (m_outfile
, ")\n");
985 /* Print an rtx on the current line of FILE. Initially indent IND
989 print_inline_rtx (FILE *outf
, const_rtx x
, int ind
)
991 rtx_writer
w (outf
, ind
, false, false, NULL
);
995 /* Call this function from the debugger to see what X looks like. */
998 debug_rtx (const_rtx x
)
1000 rtx_writer
w (stderr
, 0, false, false, NULL
);
1002 fprintf (stderr
, "\n");
1008 debug (const rtx_def
&ref
)
1014 debug (const rtx_def
*ptr
)
1019 fprintf (stderr
, "<nil>\n");
1022 /* Like debug_rtx but with no newline, as debug_helper will add one.
1024 Note: No debug_slim(rtx_insn *) variant implemented, as this
1025 function can serve for both rtx and rtx_insn. */
1028 debug_slim (const_rtx x
)
1030 rtx_writer
w (stderr
, 0, false, false, NULL
);
1034 DEFINE_DEBUG_VEC (rtx_def
*)
1035 DEFINE_DEBUG_VEC (rtx_insn
*)
1036 DEFINE_DEBUG_HASH_SET (rtx_def
*)
1037 DEFINE_DEBUG_HASH_SET (rtx_insn
*)
1039 /* Count of rtx's to print with debug_rtx_list.
1040 This global exists because gdb user defined commands have no arguments. */
1042 DEBUG_VARIABLE
int debug_rtx_count
= 0; /* 0 is treated as equivalent to 1 */
1044 /* Call this function to print list from X on.
1046 N is a count of the rtx's to print. Positive values print from the specified
1047 rtx_insn on. Negative values print a window around the rtx_insn.
1048 EG: -5 prints 2 rtx_insn's on either side (in addition to the specified
1052 debug_rtx_list (const rtx_insn
*x
, int n
)
1055 const rtx_insn
*insn
;
1057 count
= n
== 0 ? 1 : n
< 0 ? -n
: n
;
1059 /* If we are printing a window, back up to the start. */
1062 for (i
= count
/ 2; i
> 0; i
--)
1064 if (PREV_INSN (x
) == 0)
1069 for (i
= count
, insn
= x
; i
> 0 && insn
!= 0; i
--, insn
= NEXT_INSN (insn
))
1072 fprintf (stderr
, "\n");
1076 /* Call this function to print an rtx_insn list from START to END
1080 debug_rtx_range (const rtx_insn
*start
, const rtx_insn
*end
)
1085 fprintf (stderr
, "\n");
1086 if (!start
|| start
== end
)
1088 start
= NEXT_INSN (start
);
1092 /* Call this function to search an rtx_insn list to find one with insn uid UID,
1093 and then call debug_rtx_list to print it, using DEBUG_RTX_COUNT.
1094 The found insn is returned to enable further debugging analysis. */
1096 DEBUG_FUNCTION
const rtx_insn
*
1097 debug_rtx_find (const rtx_insn
*x
, int uid
)
1099 while (x
!= 0 && INSN_UID (x
) != uid
)
1103 debug_rtx_list (x
, debug_rtx_count
);
1108 fprintf (stderr
, "insn uid %d not found\n", uid
);
1113 /* External entry point for printing a chain of insns
1114 starting with RTX_FIRST.
1115 A blank line separates insns.
1117 If RTX_FIRST is not an insn, then it alone is printed, with no newline. */
1120 rtx_writer::print_rtl (const_rtx rtx_first
)
1122 const rtx_insn
*tmp_rtx
;
1126 fputs (print_rtx_head
, m_outfile
);
1127 fputs ("(nil)\n", m_outfile
);
1130 switch (GET_CODE (rtx_first
))
1137 case JUMP_TABLE_DATA
:
1139 for (tmp_rtx
= as_a
<const rtx_insn
*> (rtx_first
);
1141 tmp_rtx
= NEXT_INSN (tmp_rtx
))
1143 fputs (print_rtx_head
, m_outfile
);
1144 print_rtx (tmp_rtx
);
1145 fprintf (m_outfile
, "\n");
1150 fputs (print_rtx_head
, m_outfile
);
1151 print_rtx (rtx_first
);
1155 /* External entry point for printing a chain of insns
1156 starting with RTX_FIRST onto file OUTF.
1157 A blank line separates insns.
1159 If RTX_FIRST is not an insn, then it alone is printed, with no newline. */
1162 print_rtl (FILE *outf
, const_rtx rtx_first
)
1164 rtx_writer
w (outf
, 0, false, false, NULL
);
1165 w
.print_rtl (rtx_first
);
1168 /* Like print_rtx, except specify a file. */
1169 /* Return nonzero if we actually printed anything. */
1172 print_rtl_single (FILE *outf
, const_rtx x
)
1174 rtx_writer
w (outf
, 0, false, false, NULL
);
1175 return w
.print_rtl_single_with_indent (x
, 0);
1178 /* Like print_rtl_single, except specify an indentation. */
1181 rtx_writer::print_rtl_single_with_indent (const_rtx x
, int ind
)
1183 char *s_indent
= (char *) alloca ((size_t) ind
+ 1);
1184 memset ((void *) s_indent
, ' ', (size_t) ind
);
1185 s_indent
[ind
] = '\0';
1186 fputs (s_indent
, m_outfile
);
1187 fputs (print_rtx_head
, m_outfile
);
1189 int old_indent
= m_indent
;
1193 putc ('\n', m_outfile
);
1194 m_indent
= old_indent
;
1199 /* Like print_rtl except without all the detail; for example,
1200 if RTX is a CONST_INT then print in decimal format. */
1203 print_simple_rtl (FILE *outf
, const_rtx x
)
1205 rtx_writer
w (outf
, 0, true, false, NULL
);
1209 /* Print the elements of VEC to FILE. */
1212 print_rtx_insn_vec (FILE *file
, const vec
<rtx_insn
*> &vec
)
1216 unsigned int len
= vec
.length ();
1217 for (unsigned int i
= 0; i
< len
; i
++)
1219 print_rtl (file
, vec
[i
]);
1227 #ifndef GENERATOR_FILE
1228 /* The functions below try to print RTL in a form resembling assembler
1229 mnemonics. Because this form is more concise than the "traditional" form
1230 of RTL printing in Lisp-style, the form printed by this file is called
1231 "slim". RTL dumps in slim format can be obtained by appending the "-slim"
1232 option to -fdump-rtl-<pass>. Control flow graph output as a DOT file is
1233 always printed in slim form.
1235 The normal interface to the functionality provided in this pretty-printer
1236 is through the dump_*_slim functions to print to a stream, or via the
1237 print_*_slim functions to print into a user's pretty-printer.
1239 It is also possible to obtain a string for a single pattern as a string
1240 pointer, via str_pattern_slim, but this usage is discouraged. */
1242 /* For insns we print patterns, and for some patterns we print insns... */
1243 static void print_insn_with_notes (pretty_printer
*, const rtx_insn
*);
1245 /* This recognizes rtx'en classified as expressions. These are always
1246 represent some action on values or results of other expression, that
1247 may be stored in objects representing values. */
1250 print_exp (pretty_printer
*pp
, const_rtx x
, int verbose
)
1258 for (i
= 0; i
< 4; i
++)
1264 switch (GET_CODE (x
))
1267 op
[0] = XEXP (x
, 0);
1268 if (CONST_INT_P (XEXP (x
, 1))
1269 && INTVAL (XEXP (x
, 1)) < 0)
1272 op
[1] = GEN_INT (-INTVAL (XEXP (x
, 1)));
1277 op
[1] = XEXP (x
, 1);
1281 op
[0] = XEXP (x
, 0);
1283 op
[1] = XEXP (x
, 1);
1287 op
[0] = XEXP (x
, 0);
1289 op
[1] = XEXP (x
, 1);
1293 op
[0] = XEXP (x
, 0);
1294 op
[1] = XEXP (x
, 1);
1298 op
[0] = XEXP (x
, 0);
1302 op
[0] = XEXP (x
, 0);
1304 op
[1] = XEXP (x
, 1);
1306 op
[2] = XEXP (x
, 2);
1310 op
[0] = XEXP (x
, 0);
1312 op
[1] = XEXP (x
, 1);
1315 op
[0] = XEXP (x
, 0);
1317 op
[1] = XEXP (x
, 1);
1321 op
[0] = XEXP (x
, 0);
1322 op
[1] = XEXP (x
, 1);
1325 op
[0] = XEXP (x
, 0);
1327 op
[1] = XEXP (x
, 1);
1331 op
[0] = XEXP (x
, 0);
1332 op
[1] = XEXP (x
, 1);
1336 op
[0] = XEXP (x
, 0);
1337 op
[1] = XEXP (x
, 1);
1341 op
[0] = XEXP (x
, 0);
1342 op
[1] = XEXP (x
, 1);
1346 op
[0] = XEXP (x
, 0);
1347 op
[1] = XEXP (x
, 1);
1351 op
[0] = XEXP (x
, 0);
1352 op
[1] = XEXP (x
, 1);
1356 op
[0] = XEXP (x
, 0);
1359 op
[0] = XEXP (x
, 0);
1361 op
[1] = XEXP (x
, 1);
1364 op
[0] = XEXP (x
, 0);
1366 op
[1] = XEXP (x
, 1);
1369 op
[0] = XEXP (x
, 0);
1371 op
[1] = XEXP (x
, 1);
1374 op
[0] = XEXP (x
, 0);
1376 op
[1] = XEXP (x
, 1);
1379 op
[0] = XEXP (x
, 0);
1381 op
[1] = XEXP (x
, 1);
1384 op
[0] = XEXP (x
, 0);
1386 op
[1] = XEXP (x
, 1);
1389 op
[0] = XEXP (x
, 0);
1391 op
[1] = XEXP (x
, 1);
1394 op
[0] = XEXP (x
, 0);
1396 op
[1] = XEXP (x
, 1);
1399 op
[0] = XEXP (x
, 0);
1401 op
[1] = XEXP (x
, 1);
1404 op
[0] = XEXP (x
, 0);
1406 op
[1] = XEXP (x
, 1);
1409 op
[0] = XEXP (x
, 0);
1411 op
[1] = XEXP (x
, 1);
1414 op
[0] = XEXP (x
, 0);
1416 op
[1] = XEXP (x
, 1);
1419 op
[0] = XEXP (x
, 0);
1421 op
[1] = XEXP (x
, 1);
1424 op
[0] = XEXP (x
, 0);
1426 op
[1] = XEXP (x
, 1);
1429 fun
= (verbose
) ? "sign_extract" : "sxt";
1430 op
[0] = XEXP (x
, 0);
1431 op
[1] = XEXP (x
, 1);
1432 op
[2] = XEXP (x
, 2);
1435 fun
= (verbose
) ? "zero_extract" : "zxt";
1436 op
[0] = XEXP (x
, 0);
1437 op
[1] = XEXP (x
, 1);
1438 op
[2] = XEXP (x
, 2);
1441 fun
= (verbose
) ? "sign_extend" : "sxn";
1442 op
[0] = XEXP (x
, 0);
1445 fun
= (verbose
) ? "zero_extend" : "zxn";
1446 op
[0] = XEXP (x
, 0);
1449 fun
= (verbose
) ? "float_extend" : "fxn";
1450 op
[0] = XEXP (x
, 0);
1453 fun
= (verbose
) ? "trunc" : "trn";
1454 op
[0] = XEXP (x
, 0);
1456 case FLOAT_TRUNCATE
:
1457 fun
= (verbose
) ? "float_trunc" : "ftr";
1458 op
[0] = XEXP (x
, 0);
1461 fun
= (verbose
) ? "float" : "flt";
1462 op
[0] = XEXP (x
, 0);
1464 case UNSIGNED_FLOAT
:
1465 fun
= (verbose
) ? "uns_float" : "ufl";
1466 op
[0] = XEXP (x
, 0);
1470 op
[0] = XEXP (x
, 0);
1473 fun
= (verbose
) ? "uns_fix" : "ufx";
1474 op
[0] = XEXP (x
, 0);
1478 op
[0] = XEXP (x
, 0);
1482 op
[0] = XEXP (x
, 0);
1485 op
[0] = XEXP (x
, 0);
1489 op
[0] = XEXP (x
, 0);
1494 op
[0] = XEXP (XEXP (x
, 1), 0);
1496 op
[1] = XEXP (XEXP (x
, 1), 1);
1500 op
[0] = XEXP (XEXP (x
, 1), 0);
1502 op
[1] = XEXP (XEXP (x
, 1), 1);
1506 op
[0] = XEXP (x
, 0);
1510 op
[1] = XEXP (x
, 1);
1515 op
[0] = XEXP (x
, 0);
1517 op
[1] = XEXP (x
, 1);
1519 op
[2] = XEXP (x
, 2);
1524 op
[0] = TRAP_CONDITION (x
);
1528 op
[0] = XEXP (x
, 0);
1529 op
[1] = XEXP (x
, 1);
1530 op
[2] = XEXP (x
, 2);
1533 case UNSPEC_VOLATILE
:
1535 pp_string (pp
, "unspec");
1536 if (GET_CODE (x
) == UNSPEC_VOLATILE
)
1537 pp_string (pp
, "/v");
1538 pp_left_bracket (pp
);
1539 for (i
= 0; i
< XVECLEN (x
, 0); i
++)
1543 print_pattern (pp
, XVECEXP (x
, 0, i
), verbose
);
1545 pp_string (pp
, "] ");
1546 pp_decimal_int (pp
, XINT (x
, 1));
1551 /* Most unhandled codes can be printed as pseudo-functions. */
1552 if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_UNARY
)
1554 fun
= GET_RTX_NAME (GET_CODE (x
));
1555 op
[0] = XEXP (x
, 0);
1557 else if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMPARE
1558 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMM_COMPARE
1559 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_BIN_ARITH
1560 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMM_ARITH
)
1562 fun
= GET_RTX_NAME (GET_CODE (x
));
1563 op
[0] = XEXP (x
, 0);
1564 op
[1] = XEXP (x
, 1);
1566 else if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_TERNARY
)
1568 fun
= GET_RTX_NAME (GET_CODE (x
));
1569 op
[0] = XEXP (x
, 0);
1570 op
[1] = XEXP (x
, 1);
1571 op
[2] = XEXP (x
, 2);
1574 /* Give up, just print the RTX name. */
1575 st
[0] = GET_RTX_NAME (GET_CODE (x
));
1580 /* Print this as a function? */
1583 pp_string (pp
, fun
);
1587 for (i
= 0; i
< 4; i
++)
1590 pp_string (pp
, st
[i
]);
1596 print_value (pp
, op
[i
], verbose
);
1601 pp_right_paren (pp
);
1604 /* Prints rtxes, I customarily classified as values. They're constants,
1605 registers, labels, symbols and memory accesses. */
1608 print_value (pretty_printer
*pp
, const_rtx x
, int verbose
)
1614 pp_string (pp
, "(nil)");
1617 switch (GET_CODE (x
))
1620 pp_scalar (pp
, HOST_WIDE_INT_PRINT_HEX
,
1621 (unsigned HOST_WIDE_INT
) INTVAL (x
));
1624 case CONST_WIDE_INT
:
1626 const char *sep
= "<";
1628 for (i
= CONST_WIDE_INT_NUNITS (x
) - 1; i
>= 0; i
--)
1630 pp_string (pp
, sep
);
1632 sprintf (tmp
, HOST_WIDE_INT_PRINT_HEX
,
1633 (unsigned HOST_WIDE_INT
) CONST_WIDE_INT_ELT (x
, i
));
1634 pp_string (pp
, tmp
);
1640 case CONST_POLY_INT
:
1641 pp_left_bracket (pp
);
1642 pp_wide_int (pp
, CONST_POLY_INT_COEFFS (x
)[0], SIGNED
);
1643 for (unsigned int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
1645 pp_string (pp
, ", ");
1646 pp_wide_int (pp
, CONST_POLY_INT_COEFFS (x
)[i
], SIGNED
);
1648 pp_right_bracket (pp
);
1652 if (FLOAT_MODE_P (GET_MODE (x
)))
1654 real_to_decimal (tmp
, CONST_DOUBLE_REAL_VALUE (x
),
1655 sizeof (tmp
), 0, 1);
1656 pp_string (pp
, tmp
);
1659 pp_printf (pp
, "<%wx,%wx>",
1660 (unsigned HOST_WIDE_INT
) CONST_DOUBLE_LOW (x
),
1661 (unsigned HOST_WIDE_INT
) CONST_DOUBLE_HIGH (x
));
1664 fixed_to_decimal (tmp
, CONST_FIXED_VALUE (x
), sizeof (tmp
));
1665 pp_string (pp
, tmp
);
1668 pp_printf (pp
, "\"%s\"", XSTR (x
, 0));
1671 pp_printf (pp
, "`%s'", XSTR (x
, 0));
1674 pp_printf (pp
, "L%d", INSN_UID (label_ref_label (x
)));
1678 case STRICT_LOW_PART
:
1679 pp_printf (pp
, "%s(", GET_RTX_NAME (GET_CODE (x
)));
1680 print_value (pp
, XEXP (x
, 0), verbose
);
1681 pp_right_paren (pp
);
1684 if (REGNO (x
) < FIRST_PSEUDO_REGISTER
)
1686 if (ISDIGIT (reg_names
[REGNO (x
)][0]))
1688 pp_string (pp
, reg_names
[REGNO (x
)]);
1691 pp_printf (pp
, "r%d", REGNO (x
));
1693 pp_printf (pp
, ":%s", GET_MODE_NAME (GET_MODE (x
)));
1696 print_value (pp
, SUBREG_REG (x
), verbose
);
1697 pp_printf (pp
, "#");
1698 pp_wide_integer (pp
, SUBREG_BYTE (x
));
1703 pp_string (pp
, GET_RTX_NAME (GET_CODE (x
)));
1706 pp_left_bracket (pp
);
1707 print_value (pp
, XEXP (x
, 0), verbose
);
1708 pp_right_bracket (pp
);
1711 pp_printf (pp
, "D#%i", DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (x
)));
1714 print_exp (pp
, x
, verbose
);
1719 /* The next step in insn detalization, its pattern recognition. */
1722 print_pattern (pretty_printer
*pp
, const_rtx x
, int verbose
)
1726 pp_string (pp
, "(nil)");
1730 switch (GET_CODE (x
))
1733 print_value (pp
, SET_DEST (x
), verbose
);
1735 print_value (pp
, SET_SRC (x
), verbose
);
1740 pp_string (pp
, GET_RTX_NAME (GET_CODE (x
)));
1743 print_exp (pp
, x
, verbose
);
1747 pp_printf (pp
, "%s ", GET_RTX_NAME (GET_CODE (x
)));
1748 print_value (pp
, XEXP (x
, 0), verbose
);
1751 pp_string (pp
, "loc ");
1752 print_value (pp
, PAT_VAR_LOCATION_LOC (x
), verbose
);
1756 if (GET_CODE (COND_EXEC_TEST (x
)) == NE
1757 && XEXP (COND_EXEC_TEST (x
), 1) == const0_rtx
)
1758 print_value (pp
, XEXP (COND_EXEC_TEST (x
), 0), verbose
);
1759 else if (GET_CODE (COND_EXEC_TEST (x
)) == EQ
1760 && XEXP (COND_EXEC_TEST (x
), 1) == const0_rtx
)
1762 pp_exclamation (pp
);
1763 print_value (pp
, XEXP (COND_EXEC_TEST (x
), 0), verbose
);
1766 print_value (pp
, COND_EXEC_TEST (x
), verbose
);
1767 pp_string (pp
, ") ");
1768 print_pattern (pp
, COND_EXEC_CODE (x
), verbose
);
1775 for (i
= 0; i
< XVECLEN (x
, 0); i
++)
1777 print_pattern (pp
, XVECEXP (x
, 0, i
), verbose
);
1780 pp_right_brace (pp
);
1785 const rtx_sequence
*seq
= as_a
<const rtx_sequence
*> (x
);
1786 pp_string (pp
, "sequence{");
1787 if (INSN_P (seq
->element (0)))
1789 /* Print the sequence insns indented. */
1790 const char * save_print_rtx_head
= print_rtx_head
;
1791 char indented_print_rtx_head
[32];
1794 gcc_assert (strlen (print_rtx_head
) < sizeof (indented_print_rtx_head
) - 4);
1795 snprintf (indented_print_rtx_head
,
1796 sizeof (indented_print_rtx_head
),
1797 "%s ", print_rtx_head
);
1798 print_rtx_head
= indented_print_rtx_head
;
1799 for (int i
= 0; i
< seq
->len (); i
++)
1800 print_insn_with_notes (pp
, seq
->insn (i
));
1801 pp_printf (pp
, "%s ", save_print_rtx_head
);
1802 print_rtx_head
= save_print_rtx_head
;
1806 for (int i
= 0; i
< seq
->len (); i
++)
1808 print_pattern (pp
, seq
->element (i
), verbose
);
1812 pp_right_brace (pp
);
1816 pp_printf (pp
, "asm {%s}", XSTR (x
, 0));
1819 for (int i
= 0; i
< XVECLEN (x
, 0); i
++)
1821 print_value (pp
, XVECEXP (x
, 0, i
), verbose
);
1826 for (int i
= 0; i
< XVECLEN (x
, 1); i
++)
1828 print_value (pp
, XVECEXP (x
, 1, i
), verbose
);
1833 pp_string (pp
, "trap_if ");
1834 print_value (pp
, TRAP_CONDITION (x
), verbose
);
1837 case UNSPEC_VOLATILE
:
1838 /* Fallthru -- leave UNSPECs to print_exp. */
1840 print_value (pp
, x
, verbose
);
1842 } /* print_pattern */
1844 /* This is the main function in slim rtl visualization mechanism.
1846 X is an insn, to be printed into PP.
1848 This function tries to print it properly in human-readable form,
1849 resembling assembler mnemonics (instead of the older Lisp-style
1852 If VERBOSE is TRUE, insns are printed with more complete (but
1853 longer) pattern names and with extra information, and prefixed
1854 with their INSN_UIDs. */
1857 print_insn (pretty_printer
*pp
, const rtx_insn
*x
, int verbose
)
1861 /* Blech, pretty-print can't print integers with a specified width. */
1862 char uid_prefix
[32];
1863 snprintf (uid_prefix
, sizeof uid_prefix
, " %4d: ", INSN_UID (x
));
1864 pp_string (pp
, uid_prefix
);
1867 switch (GET_CODE (x
))
1870 print_pattern (pp
, PATTERN (x
), verbose
);
1875 if (DEBUG_MARKER_INSN_P (x
))
1877 switch (INSN_DEBUG_MARKER_KIND (x
))
1879 case NOTE_INSN_BEGIN_STMT
:
1880 pp_string (pp
, "debug begin stmt marker");
1883 case NOTE_INSN_INLINE_ENTRY
:
1884 pp_string (pp
, "debug inline entry marker");
1893 const char *name
= "?";
1896 if (DECL_P (INSN_VAR_LOCATION_DECL (x
)))
1898 tree id
= DECL_NAME (INSN_VAR_LOCATION_DECL (x
));
1900 name
= IDENTIFIER_POINTER (id
);
1901 else if (TREE_CODE (INSN_VAR_LOCATION_DECL (x
))
1904 sprintf (idbuf
, "D#%i",
1905 DEBUG_TEMP_UID (INSN_VAR_LOCATION_DECL (x
)));
1910 sprintf (idbuf
, "D.%i",
1911 DECL_UID (INSN_VAR_LOCATION_DECL (x
)));
1915 pp_printf (pp
, "debug %s => ", name
);
1916 if (VAR_LOC_UNKNOWN_P (INSN_VAR_LOCATION_LOC (x
)))
1917 pp_string (pp
, "optimized away");
1919 print_pattern (pp
, INSN_VAR_LOCATION_LOC (x
), verbose
);
1924 print_pattern (pp
, PATTERN (x
), verbose
);
1927 if (GET_CODE (PATTERN (x
)) == PARALLEL
)
1928 print_pattern (pp
, XVECEXP (PATTERN (x
), 0, 0), verbose
);
1930 print_pattern (pp
, PATTERN (x
), verbose
);
1933 pp_printf (pp
, "L%d:", INSN_UID (x
));
1935 case JUMP_TABLE_DATA
:
1936 pp_string (pp
, "jump_table_data{\n");
1937 print_pattern (pp
, PATTERN (x
), verbose
);
1938 pp_right_brace (pp
);
1941 pp_string (pp
, "barrier");
1945 pp_string (pp
, GET_NOTE_INSN_NAME (NOTE_KIND (x
)));
1946 switch (NOTE_KIND (x
))
1948 case NOTE_INSN_EH_REGION_BEG
:
1949 case NOTE_INSN_EH_REGION_END
:
1950 pp_printf (pp
, " %d", NOTE_EH_HANDLER (x
));
1953 case NOTE_INSN_BLOCK_BEG
:
1954 case NOTE_INSN_BLOCK_END
:
1955 pp_printf (pp
, " %d", BLOCK_NUMBER (NOTE_BLOCK (x
)));
1958 case NOTE_INSN_BASIC_BLOCK
:
1959 pp_printf (pp
, " %d", NOTE_BASIC_BLOCK (x
)->index
);
1962 case NOTE_INSN_DELETED_LABEL
:
1963 case NOTE_INSN_DELETED_DEBUG_LABEL
:
1965 const char *label
= NOTE_DELETED_LABEL_NAME (x
);
1968 pp_printf (pp
, " (\"%s\")", label
);
1972 case NOTE_INSN_VAR_LOCATION
:
1973 case NOTE_INSN_CALL_ARG_LOCATION
:
1975 print_pattern (pp
, NOTE_VAR_LOCATION (x
), verbose
);
1976 pp_right_brace (pp
);
1989 /* Pretty-print a slim dump of X (an insn) to PP, including any register
1990 note attached to the instruction. */
1993 print_insn_with_notes (pretty_printer
*pp
, const rtx_insn
*x
)
1995 pp_string (pp
, print_rtx_head
);
1996 print_insn (pp
, x
, 1);
1998 if (INSN_P (x
) && REG_NOTES (x
))
1999 for (rtx note
= REG_NOTES (x
); note
; note
= XEXP (note
, 1))
2001 pp_printf (pp
, "%s %s ", print_rtx_head
,
2002 GET_REG_NOTE_NAME (REG_NOTE_KIND (note
)));
2003 if (GET_CODE (note
) == INT_LIST
)
2004 pp_printf (pp
, "%d", XINT (note
, 0));
2006 print_pattern (pp
, XEXP (note
, 0), 1);
2011 /* Print X, an RTL value node, to file F in slim format. Include
2012 additional information if VERBOSE is nonzero.
2014 Value nodes are constants, registers, labels, symbols and
2018 dump_value_slim (FILE *f
, const_rtx x
, int verbose
)
2020 pretty_printer rtl_slim_pp
;
2021 rtl_slim_pp
.buffer
->stream
= f
;
2022 print_value (&rtl_slim_pp
, x
, verbose
);
2023 pp_flush (&rtl_slim_pp
);
2026 /* Emit a slim dump of X (an insn) to the file F, including any register
2027 note attached to the instruction. */
2029 dump_insn_slim (FILE *f
, const rtx_insn
*x
)
2031 pretty_printer rtl_slim_pp
;
2032 rtl_slim_pp
.buffer
->stream
= f
;
2033 print_insn_with_notes (&rtl_slim_pp
, x
);
2034 pp_flush (&rtl_slim_pp
);
2037 /* Same as above, but stop at LAST or when COUNT == 0.
2038 If COUNT < 0 it will stop only at LAST or NULL rtx. */
2041 dump_rtl_slim (FILE *f
, const rtx_insn
*first
, const rtx_insn
*last
,
2042 int count
, int flags ATTRIBUTE_UNUSED
)
2044 const rtx_insn
*insn
, *tail
;
2045 pretty_printer rtl_slim_pp
;
2046 rtl_slim_pp
.buffer
->stream
= f
;
2048 tail
= last
? NEXT_INSN (last
) : NULL
;
2050 (insn
!= NULL
) && (insn
!= tail
) && (count
!= 0);
2051 insn
= NEXT_INSN (insn
))
2053 print_insn_with_notes (&rtl_slim_pp
, insn
);
2058 pp_flush (&rtl_slim_pp
);
2061 /* Dumps basic block BB to pretty-printer PP in slim form and without and
2062 no indentation, for use as a label of a DOT graph record-node. */
2065 rtl_dump_bb_for_graph (pretty_printer
*pp
, basic_block bb
)
2070 /* TODO: inter-bb stuff. */
2071 FOR_BB_INSNS (bb
, insn
)
2076 pp_write_text_to_stream (pp
);
2079 print_insn_with_notes (pp
, insn
);
2080 pp_write_text_as_dot_label_to_stream (pp
, /*for_record=*/true);
2084 /* Pretty-print pattern X of some insn in non-verbose mode.
2085 Return a string pointer to the pretty-printer buffer.
2087 This function is only exported exists only to accommodate some older users
2088 of the slim RTL pretty printers. Please do not use it for new code. */
2091 str_pattern_slim (const_rtx x
)
2093 pretty_printer rtl_slim_pp
;
2094 print_pattern (&rtl_slim_pp
, x
, 0);
2095 return ggc_strdup (pp_formatted_text (&rtl_slim_pp
));
2098 /* Emit a slim dump of X (an insn) to stderr. */
2099 extern void debug_insn_slim (const rtx_insn
*);
2101 debug_insn_slim (const rtx_insn
*x
)
2103 dump_insn_slim (stderr
, x
);
2106 /* Same as above, but using dump_rtl_slim. */
2107 extern void debug_rtl_slim (FILE *, const rtx_insn
*, const rtx_insn
*,
2110 debug_rtl_slim (const rtx_insn
*first
, const rtx_insn
*last
, int count
,
2113 dump_rtl_slim (stderr
, first
, last
, count
, flags
);
2116 extern void debug_bb_slim (basic_block
);
2118 debug_bb_slim (basic_block bb
)
2120 dump_bb (stderr
, bb
, 0, TDF_SLIM
| TDF_BLOCKS
);
2123 extern void debug_bb_n_slim (int);
2125 debug_bb_n_slim (int n
)
2127 basic_block bb
= BASIC_BLOCK_FOR_FN (cfun
, n
);