2 Copyright (C) 1987-2017 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
);
182 /* Print X to FILE. */
185 print_poly_int (FILE *file
, poly_int64 x
)
187 HOST_WIDE_INT const_x
;
188 if (x
.is_constant (&const_x
))
189 fprintf (file
, HOST_WIDE_INT_PRINT_DEC
, const_x
);
192 fprintf (file
, "[" HOST_WIDE_INT_PRINT_DEC
, x
.coeffs
[0]);
193 for (int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
194 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 #ifndef GENERATOR_FILE
281 expanded_location xloc
282 = expand_location (NOTE_MARKER_LOCATION (in_rtx
));
283 fprintf (m_outfile
, " %s:%i", xloc
.file
, xloc
.line
);
292 else if (idx
== 7 && JUMP_P (in_rtx
) && JUMP_LABEL (in_rtx
) != NULL
295 /* Output the JUMP_LABEL reference. */
296 fprintf (m_outfile
, "\n%s%*s -> ", print_rtx_head
, m_indent
* 2, "");
297 if (GET_CODE (JUMP_LABEL (in_rtx
)) == RETURN
)
298 fprintf (m_outfile
, "return");
299 else if (GET_CODE (JUMP_LABEL (in_rtx
)) == SIMPLE_RETURN
)
300 fprintf (m_outfile
, "simple_return");
302 fprintf (m_outfile
, "%d", INSN_UID (JUMP_LABEL (in_rtx
)));
304 else if (idx
== 0 && GET_CODE (in_rtx
) == VALUE
)
306 cselib_val
*val
= CSELIB_VAL_PTR (in_rtx
);
308 fprintf (m_outfile
, " %u:%u", val
->uid
, val
->hash
);
309 dump_addr (m_outfile
, " @", in_rtx
);
310 dump_addr (m_outfile
, "/", (void*)val
);
312 else if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_EXPR
)
314 fprintf (m_outfile
, " D#%i",
315 DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (in_rtx
)));
317 else if (idx
== 0 && GET_CODE (in_rtx
) == ENTRY_VALUE
)
321 fprintf (m_outfile
, " ");
322 print_rtx (ENTRY_VALUE_EXP (in_rtx
));
328 /* Subroutine of print_rtx_operand for handling code 'e'.
329 Also called by print_rtx_operand_code_u for handling code 'u'
330 for LABEL_REFs when they don't reference a CODE_LABEL. */
333 rtx_writer::print_rtx_operand_code_e (const_rtx in_rtx
, int idx
)
336 if (idx
== 6 && INSN_P (in_rtx
))
337 /* Put REG_NOTES on their own line. */
338 fprintf (m_outfile
, "\n%s%*s",
339 print_rtx_head
, m_indent
* 2, "");
341 fprintf (m_outfile
, " ");
342 if (idx
== 7 && CALL_P (in_rtx
))
344 m_in_call_function_usage
= true;
345 print_rtx (XEXP (in_rtx
, idx
));
346 m_in_call_function_usage
= false;
349 print_rtx (XEXP (in_rtx
, idx
));
353 /* Subroutine of print_rtx_operand for handling codes 'E' and 'V'. */
356 rtx_writer::print_rtx_operand_codes_E_and_V (const_rtx in_rtx
, int idx
)
361 fprintf (m_outfile
, "\n%s%*s",
362 print_rtx_head
, m_indent
* 2, "");
365 fputs (" [", m_outfile
);
366 if (XVEC (in_rtx
, idx
) != NULL
)
369 if (XVECLEN (in_rtx
, idx
))
372 for (int j
= 0; j
< XVECLEN (in_rtx
, idx
); j
++)
373 print_rtx (XVECEXP (in_rtx
, idx
, j
));
378 fprintf (m_outfile
, "\n%s%*s", print_rtx_head
, m_indent
* 2, "");
380 fputs ("]", m_outfile
);
385 /* Subroutine of print_rtx_operand for handling code 'i'. */
388 rtx_writer::print_rtx_operand_code_i (const_rtx in_rtx
, int idx
)
390 if (idx
== 4 && INSN_P (in_rtx
))
392 #ifndef GENERATOR_FILE
393 const rtx_insn
*in_insn
= as_a
<const rtx_insn
*> (in_rtx
);
395 /* Pretty-print insn locations. Ignore scoping as it is mostly
396 redundant with line number information and do not print anything
397 when there is no location information available. */
398 if (INSN_HAS_LOCATION (in_insn
))
400 expanded_location xloc
= insn_location (in_insn
);
401 fprintf (m_outfile
, " \"%s\":%i", xloc
.file
, xloc
.line
);
405 else if (idx
== 6 && GET_CODE (in_rtx
) == ASM_OPERANDS
)
407 #ifndef GENERATOR_FILE
408 if (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
) != UNKNOWN_LOCATION
)
409 fprintf (m_outfile
, " %s:%i",
410 LOCATION_FILE (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
)),
411 LOCATION_LINE (ASM_OPERANDS_SOURCE_LOCATION (in_rtx
)));
414 else if (idx
== 1 && GET_CODE (in_rtx
) == ASM_INPUT
)
416 #ifndef GENERATOR_FILE
417 if (ASM_INPUT_SOURCE_LOCATION (in_rtx
) != UNKNOWN_LOCATION
)
418 fprintf (m_outfile
, " %s:%i",
419 LOCATION_FILE (ASM_INPUT_SOURCE_LOCATION (in_rtx
)),
420 LOCATION_LINE (ASM_INPUT_SOURCE_LOCATION (in_rtx
)));
423 else if (idx
== 5 && NOTE_P (in_rtx
))
425 /* This field is only used for NOTE_INSN_DELETED_LABEL, and
426 other times often contains garbage from INSN->NOTE death. */
427 if (NOTE_KIND (in_rtx
) == NOTE_INSN_DELETED_LABEL
428 || NOTE_KIND (in_rtx
) == NOTE_INSN_DELETED_DEBUG_LABEL
)
429 fprintf (m_outfile
, " %d", XINT (in_rtx
, idx
));
431 #if !defined(GENERATOR_FILE) && NUM_UNSPECV_VALUES > 0
433 && GET_CODE (in_rtx
) == UNSPEC_VOLATILE
434 && XINT (in_rtx
, 1) >= 0
435 && XINT (in_rtx
, 1) < NUM_UNSPECV_VALUES
)
436 fprintf (m_outfile
, " %s", unspecv_strings
[XINT (in_rtx
, 1)]);
438 #if !defined(GENERATOR_FILE) && NUM_UNSPEC_VALUES > 0
440 && (GET_CODE (in_rtx
) == UNSPEC
441 || GET_CODE (in_rtx
) == UNSPEC_VOLATILE
)
442 && XINT (in_rtx
, 1) >= 0
443 && XINT (in_rtx
, 1) < NUM_UNSPEC_VALUES
)
444 fprintf (m_outfile
, " %s", unspec_strings
[XINT (in_rtx
, 1)]);
448 int value
= XINT (in_rtx
, idx
);
450 int is_insn
= INSN_P (in_rtx
);
452 /* Don't print INSN_CODEs in compact mode. */
453 if (m_compact
&& is_insn
&& &INSN_CODE (in_rtx
) == &XINT (in_rtx
, idx
))
459 if (flag_dump_unnumbered
460 && (is_insn
|| NOTE_P (in_rtx
)))
461 fputc ('#', m_outfile
);
463 fprintf (m_outfile
, " %d", value
);
465 if (is_insn
&& &INSN_CODE (in_rtx
) == &XINT (in_rtx
, idx
)
466 && XINT (in_rtx
, idx
) >= 0
467 && (name
= get_insn_name (XINT (in_rtx
, idx
))) != NULL
)
468 fprintf (m_outfile
, " {%s}", name
);
473 /* Subroutine of print_rtx_operand for handling code 'r'. */
476 rtx_writer::print_rtx_operand_code_r (const_rtx in_rtx
)
478 int is_insn
= INSN_P (in_rtx
);
479 unsigned int regno
= REGNO (in_rtx
);
481 #ifndef GENERATOR_FILE
482 /* For hard registers and virtuals, always print the
483 regno, except in compact mode. */
484 if (regno
<= LAST_VIRTUAL_REGISTER
&& !m_compact
)
485 fprintf (m_outfile
, " %d", regno
);
486 if (regno
< FIRST_PSEUDO_REGISTER
)
487 fprintf (m_outfile
, " %s", reg_names
[regno
]);
488 else if (regno
<= LAST_VIRTUAL_REGISTER
)
490 if (regno
== VIRTUAL_INCOMING_ARGS_REGNUM
)
491 fprintf (m_outfile
, " virtual-incoming-args");
492 else if (regno
== VIRTUAL_STACK_VARS_REGNUM
)
493 fprintf (m_outfile
, " virtual-stack-vars");
494 else if (regno
== VIRTUAL_STACK_DYNAMIC_REGNUM
)
495 fprintf (m_outfile
, " virtual-stack-dynamic");
496 else if (regno
== VIRTUAL_OUTGOING_ARGS_REGNUM
)
497 fprintf (m_outfile
, " virtual-outgoing-args");
498 else if (regno
== VIRTUAL_CFA_REGNUM
)
499 fprintf (m_outfile
, " virtual-cfa");
500 else if (regno
== VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM
)
501 fprintf (m_outfile
, " virtual-preferred-stack-boundary");
503 fprintf (m_outfile
, " virtual-reg-%d", regno
-FIRST_VIRTUAL_REGISTER
);
507 if (flag_dump_unnumbered
&& is_insn
)
508 fputc ('#', m_outfile
);
511 /* In compact mode, print pseudos with '< and '>' wrapping the regno,
512 offseting it by (LAST_VIRTUAL_REGISTER + 1), so that the
513 first non-virtual pseudo is dumped as "<0>". */
514 gcc_assert (regno
> LAST_VIRTUAL_REGISTER
);
515 fprintf (m_outfile
, " <%d>", regno
- (LAST_VIRTUAL_REGISTER
+ 1));
518 fprintf (m_outfile
, " %d", regno
);
520 #ifndef GENERATOR_FILE
521 if (REG_ATTRS (in_rtx
))
523 fputs (" [", m_outfile
);
524 if (regno
!= ORIGINAL_REGNO (in_rtx
))
525 fprintf (m_outfile
, "orig:%i", ORIGINAL_REGNO (in_rtx
));
526 if (REG_EXPR (in_rtx
))
527 print_mem_expr (m_outfile
, REG_EXPR (in_rtx
));
529 if (maybe_ne (REG_OFFSET (in_rtx
), 0))
531 fprintf (m_outfile
, "+");
532 print_poly_int (m_outfile
, REG_OFFSET (in_rtx
));
534 fputs (" ]", m_outfile
);
536 if (regno
!= ORIGINAL_REGNO (in_rtx
))
537 fprintf (m_outfile
, " [%d]", ORIGINAL_REGNO (in_rtx
));
541 /* Subroutine of print_rtx_operand for handling code 'u'. */
544 rtx_writer::print_rtx_operand_code_u (const_rtx in_rtx
, int idx
)
546 /* Don't print insn UIDs for PREV/NEXT_INSN in compact mode. */
547 if (m_compact
&& INSN_CHAIN_CODE_P (GET_CODE (in_rtx
)) && idx
< 2)
550 if (XEXP (in_rtx
, idx
) != NULL
)
552 rtx sub
= XEXP (in_rtx
, idx
);
553 enum rtx_code subc
= GET_CODE (sub
);
555 if (GET_CODE (in_rtx
) == LABEL_REF
)
558 && NOTE_KIND (sub
) == NOTE_INSN_DELETED_LABEL
)
560 if (flag_dump_unnumbered
)
561 fprintf (m_outfile
, " [# deleted]");
563 fprintf (m_outfile
, " [%d deleted]", INSN_UID (sub
));
568 if (subc
!= CODE_LABEL
)
570 print_rtx_operand_code_e (in_rtx
, idx
);
575 if (flag_dump_unnumbered
576 || (flag_dump_unnumbered_links
&& idx
<= 1
577 && (INSN_P (in_rtx
) || NOTE_P (in_rtx
)
578 || LABEL_P (in_rtx
) || BARRIER_P (in_rtx
))))
579 fputs (" #", m_outfile
);
581 fprintf (m_outfile
, " %d", INSN_UID (sub
));
584 fputs (" 0", m_outfile
);
588 /* Subroutine of print_rtx. Print operand IDX of IN_RTX. */
591 rtx_writer::print_rtx_operand (const_rtx in_rtx
, int idx
)
593 const char *format_ptr
= GET_RTX_FORMAT (GET_CODE (in_rtx
));
595 switch (format_ptr
[idx
])
600 str
= XTMPL (in_rtx
, idx
);
605 str
= XSTR (in_rtx
, idx
);
609 fputs (" (nil)", m_outfile
);
611 fprintf (m_outfile
, " (\"%s\")", str
);
616 print_rtx_operand_code_0 (in_rtx
, idx
);
620 print_rtx_operand_code_e (in_rtx
, idx
);
625 print_rtx_operand_codes_E_and_V (in_rtx
, idx
);
630 fprintf (m_outfile
, " ");
631 fprintf (m_outfile
, HOST_WIDE_INT_PRINT_DEC
, XWINT (in_rtx
, idx
));
632 if (! m_simple
&& !m_compact
)
633 fprintf (m_outfile
, " [" HOST_WIDE_INT_PRINT_HEX
"]",
634 (unsigned HOST_WIDE_INT
) XWINT (in_rtx
, idx
));
638 print_rtx_operand_code_i (in_rtx
, idx
);
642 print_rtx_operand_code_r (in_rtx
);
645 /* Print NOTE_INSN names rather than integer codes. */
648 fprintf (m_outfile
, " %s", GET_NOTE_INSN_NAME (XINT (in_rtx
, idx
)));
653 print_rtx_operand_code_u (in_rtx
, idx
);
657 #ifndef GENERATOR_FILE
658 if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_IMPLICIT_PTR
)
659 print_mem_expr (m_outfile
, DEBUG_IMPLICIT_PTR_DECL (in_rtx
));
660 else if (idx
== 0 && GET_CODE (in_rtx
) == DEBUG_PARAMETER_REF
)
661 print_mem_expr (m_outfile
, DEBUG_PARAMETER_REF_DECL (in_rtx
));
663 dump_addr (m_outfile
, " ", XTREE (in_rtx
, idx
));
668 fputs (" Unknown", m_outfile
);
673 /* Don't print basic block ids in compact mode. */
676 #ifndef GENERATOR_FILE
677 if (XBBDEF (in_rtx
, idx
))
678 fprintf (m_outfile
, " %i", XBBDEF (in_rtx
, idx
)->index
);
687 /* Subroutine of rtx_writer::print_rtx.
688 In compact mode, determine if operand IDX of IN_RTX is interesting
689 to dump, or (if in a trailing position) it can be omitted. */
692 rtx_writer::operand_has_default_value_p (const_rtx in_rtx
, int idx
)
694 const char *format_ptr
= GET_RTX_FORMAT (GET_CODE (in_rtx
));
696 switch (format_ptr
[idx
])
700 return XEXP (in_rtx
, idx
) == NULL_RTX
;
703 return XSTR (in_rtx
, idx
) == NULL
;
706 switch (GET_CODE (in_rtx
))
709 /* JUMP_LABELs are always omitted in compact mode, so treat
710 any value here as omittable, so that earlier operands can
711 potentially be omitted also. */
724 /* Print IN_RTX onto m_outfile. This is the recursive part of printing. */
727 rtx_writer::print_rtx (const_rtx in_rtx
)
734 fputc (' ', m_outfile
);
736 fprintf (m_outfile
, "\n%s%*s", print_rtx_head
, m_indent
* 2, "");
742 fputs ("(nil)", m_outfile
);
746 else if (GET_CODE (in_rtx
) > NUM_RTX_CODE
)
748 fprintf (m_outfile
, "(??? bad code %d\n%s%*s)", GET_CODE (in_rtx
),
749 print_rtx_head
, m_indent
* 2, "");
754 fputc ('(', m_outfile
);
756 /* Print name of expression code. */
759 #ifndef GENERATOR_FILE
760 if (m_rtx_reuse_manager
)
763 if (m_rtx_reuse_manager
->has_reuse_id (in_rtx
, &reuse_id
))
765 /* Have we already seen the defn of this rtx? */
766 if (m_rtx_reuse_manager
->seen_def_p (reuse_id
))
768 fprintf (m_outfile
, "reuse_rtx %i)", reuse_id
);
774 /* First time we've seen this reused-rtx. */
775 fprintf (m_outfile
, "%i|", reuse_id
);
776 m_rtx_reuse_manager
->set_seen_def (reuse_id
);
780 #endif /* #ifndef GENERATOR_FILE */
782 /* In compact mode, prefix the code of insns with "c",
783 giving "cinsn", "cnote" etc. */
784 if (m_compact
&& is_a
<const rtx_insn
*, const struct rtx_def
> (in_rtx
))
786 /* "ccode_label" is slightly awkward, so special-case it as
788 rtx_code code
= GET_CODE (in_rtx
);
789 if (code
== CODE_LABEL
)
790 fprintf (m_outfile
, "clabel");
792 fprintf (m_outfile
, "c%s", GET_RTX_NAME (code
));
794 else if (m_simple
&& CONST_INT_P (in_rtx
))
797 fprintf (m_outfile
, "%s", GET_RTX_NAME (GET_CODE (in_rtx
)));
801 if (RTX_FLAG (in_rtx
, in_struct
))
802 fputs ("/s", m_outfile
);
804 if (RTX_FLAG (in_rtx
, volatil
))
805 fputs ("/v", m_outfile
);
807 if (RTX_FLAG (in_rtx
, unchanging
))
808 fputs ("/u", m_outfile
);
810 if (RTX_FLAG (in_rtx
, frame_related
))
811 fputs ("/f", m_outfile
);
813 if (RTX_FLAG (in_rtx
, jump
))
814 fputs ("/j", m_outfile
);
816 if (RTX_FLAG (in_rtx
, call
))
817 fputs ("/c", m_outfile
);
819 if (RTX_FLAG (in_rtx
, return_val
))
820 fputs ("/i", m_outfile
);
822 /* Print REG_NOTE names for EXPR_LIST and INSN_LIST. */
823 if ((GET_CODE (in_rtx
) == EXPR_LIST
824 || GET_CODE (in_rtx
) == INSN_LIST
825 || GET_CODE (in_rtx
) == INT_LIST
)
826 && (int)GET_MODE (in_rtx
) < REG_NOTE_MAX
827 && !m_in_call_function_usage
)
828 fprintf (m_outfile
, ":%s",
829 GET_REG_NOTE_NAME (GET_MODE (in_rtx
)));
831 /* For other rtl, print the mode if it's not VOID. */
832 else if (GET_MODE (in_rtx
) != VOIDmode
)
833 fprintf (m_outfile
, ":%s", GET_MODE_NAME (GET_MODE (in_rtx
)));
835 #ifndef GENERATOR_FILE
836 if (GET_CODE (in_rtx
) == VAR_LOCATION
)
838 if (TREE_CODE (PAT_VAR_LOCATION_DECL (in_rtx
)) == STRING_CST
)
839 fputs (" <debug string placeholder>", m_outfile
);
841 print_mem_expr (m_outfile
, PAT_VAR_LOCATION_DECL (in_rtx
));
842 fputc (' ', m_outfile
);
843 print_rtx (PAT_VAR_LOCATION_LOC (in_rtx
));
844 if (PAT_VAR_LOCATION_STATUS (in_rtx
)
845 == VAR_INIT_STATUS_UNINITIALIZED
)
846 fprintf (m_outfile
, " [uninit]");
848 idx
= GET_RTX_LENGTH (VAR_LOCATION
);
853 #ifndef GENERATOR_FILE
854 if (CONST_DOUBLE_AS_FLOAT_P (in_rtx
))
858 /* For insns, print the INSN_UID. */
859 if (INSN_CHAIN_CODE_P (GET_CODE (in_rtx
)))
861 if (flag_dump_unnumbered
)
862 fprintf (m_outfile
, " #");
864 fprintf (m_outfile
, " %d", INSN_UID (in_rtx
));
867 /* Determine which is the final operand to print.
868 In compact mode, skip trailing operands that have the default values
869 e.g. trailing "(nil)" values. */
870 int limit
= GET_RTX_LENGTH (GET_CODE (in_rtx
));
872 while (limit
> idx
&& operand_has_default_value_p (in_rtx
, limit
- 1))
875 /* Get the format string and skip the first elements if we have handled
878 for (; idx
< limit
; idx
++)
879 print_rtx_operand (in_rtx
, idx
);
881 switch (GET_CODE (in_rtx
))
883 #ifndef GENERATOR_FILE
885 if (__builtin_expect (final_insns_dump_p
, false))
886 fprintf (m_outfile
, " [");
888 fprintf (m_outfile
, " [" HOST_WIDE_INT_PRINT_DEC
,
889 (HOST_WIDE_INT
) MEM_ALIAS_SET (in_rtx
));
891 if (MEM_EXPR (in_rtx
))
892 print_mem_expr (m_outfile
, MEM_EXPR (in_rtx
));
894 fputc (' ', m_outfile
);
896 if (MEM_OFFSET_KNOWN_P (in_rtx
))
898 fprintf (m_outfile
, "+");
899 print_poly_int (m_outfile
, MEM_OFFSET (in_rtx
));
902 if (MEM_SIZE_KNOWN_P (in_rtx
))
904 fprintf (m_outfile
, " S");
905 print_poly_int (m_outfile
, MEM_SIZE (in_rtx
));
908 if (MEM_ALIGN (in_rtx
) != 1)
909 fprintf (m_outfile
, " A%u", MEM_ALIGN (in_rtx
));
911 if (!ADDR_SPACE_GENERIC_P (MEM_ADDR_SPACE (in_rtx
)))
912 fprintf (m_outfile
, " AS%u", MEM_ADDR_SPACE (in_rtx
));
914 fputc (']', m_outfile
);
918 if (FLOAT_MODE_P (GET_MODE (in_rtx
)))
922 real_to_decimal (s
, CONST_DOUBLE_REAL_VALUE (in_rtx
),
924 fprintf (m_outfile
, " %s", s
);
926 real_to_hexadecimal (s
, CONST_DOUBLE_REAL_VALUE (in_rtx
),
928 fprintf (m_outfile
, " [%s]", s
);
933 fprintf (m_outfile
, " ");
934 cwi_output_hex (m_outfile
, in_rtx
);
938 fprintf (m_outfile
, " [");
939 print_dec (CONST_POLY_INT_COEFFS (in_rtx
)[0], m_outfile
, SIGNED
);
940 for (unsigned int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
942 fprintf (m_outfile
, ", ");
943 print_dec (CONST_POLY_INT_COEFFS (in_rtx
)[i
], m_outfile
, SIGNED
);
945 fprintf (m_outfile
, "]");
951 fprintf (m_outfile
, " [%d uses]", LABEL_NUSES (in_rtx
));
952 switch (LABEL_KIND (in_rtx
))
954 case LABEL_NORMAL
: break;
955 case LABEL_STATIC_ENTRY
: fputs (" [entry]", m_outfile
); break;
956 case LABEL_GLOBAL_ENTRY
: fputs (" [global entry]", m_outfile
); break;
957 case LABEL_WEAK_ENTRY
: fputs (" [weak entry]", m_outfile
); break;
958 default: gcc_unreachable ();
966 fputc (')', m_outfile
);
970 /* Emit a closing parenthesis and newline. */
973 rtx_writer::finish_directive ()
975 fprintf (m_outfile
, ")\n");
979 /* Print an rtx on the current line of FILE. Initially indent IND
983 print_inline_rtx (FILE *outf
, const_rtx x
, int ind
)
985 rtx_writer
w (outf
, ind
, false, false, NULL
);
989 /* Call this function from the debugger to see what X looks like. */
992 debug_rtx (const_rtx x
)
994 rtx_writer
w (stderr
, 0, false, false, NULL
);
996 fprintf (stderr
, "\n");
1002 debug (const rtx_def
&ref
)
1008 debug (const rtx_def
*ptr
)
1013 fprintf (stderr
, "<nil>\n");
1016 /* Like debug_rtx but with no newline, as debug_helper will add one.
1018 Note: No debug_slim(rtx_insn *) variant implemented, as this
1019 function can serve for both rtx and rtx_insn. */
1022 debug_slim (const_rtx x
)
1024 rtx_writer
w (stderr
, 0, false, false, NULL
);
1028 DEFINE_DEBUG_VEC (rtx_def
*)
1029 DEFINE_DEBUG_VEC (rtx_insn
*)
1030 DEFINE_DEBUG_HASH_SET (rtx_def
*)
1031 DEFINE_DEBUG_HASH_SET (rtx_insn
*)
1033 /* Count of rtx's to print with debug_rtx_list.
1034 This global exists because gdb user defined commands have no arguments. */
1036 DEBUG_VARIABLE
int debug_rtx_count
= 0; /* 0 is treated as equivalent to 1 */
1038 /* Call this function to print list from X on.
1040 N is a count of the rtx's to print. Positive values print from the specified
1041 rtx_insn on. Negative values print a window around the rtx_insn.
1042 EG: -5 prints 2 rtx_insn's on either side (in addition to the specified
1046 debug_rtx_list (const rtx_insn
*x
, int n
)
1049 const rtx_insn
*insn
;
1051 count
= n
== 0 ? 1 : n
< 0 ? -n
: n
;
1053 /* If we are printing a window, back up to the start. */
1056 for (i
= count
/ 2; i
> 0; i
--)
1058 if (PREV_INSN (x
) == 0)
1063 for (i
= count
, insn
= x
; i
> 0 && insn
!= 0; i
--, insn
= NEXT_INSN (insn
))
1066 fprintf (stderr
, "\n");
1070 /* Call this function to print an rtx_insn list from START to END
1074 debug_rtx_range (const rtx_insn
*start
, const rtx_insn
*end
)
1079 fprintf (stderr
, "\n");
1080 if (!start
|| start
== end
)
1082 start
= NEXT_INSN (start
);
1086 /* Call this function to search an rtx_insn list to find one with insn uid UID,
1087 and then call debug_rtx_list to print it, using DEBUG_RTX_COUNT.
1088 The found insn is returned to enable further debugging analysis. */
1090 DEBUG_FUNCTION
const rtx_insn
*
1091 debug_rtx_find (const rtx_insn
*x
, int uid
)
1093 while (x
!= 0 && INSN_UID (x
) != uid
)
1097 debug_rtx_list (x
, debug_rtx_count
);
1102 fprintf (stderr
, "insn uid %d not found\n", uid
);
1107 /* External entry point for printing a chain of insns
1108 starting with RTX_FIRST.
1109 A blank line separates insns.
1111 If RTX_FIRST is not an insn, then it alone is printed, with no newline. */
1114 rtx_writer::print_rtl (const_rtx rtx_first
)
1116 const rtx_insn
*tmp_rtx
;
1120 fputs (print_rtx_head
, m_outfile
);
1121 fputs ("(nil)\n", m_outfile
);
1124 switch (GET_CODE (rtx_first
))
1131 case JUMP_TABLE_DATA
:
1133 for (tmp_rtx
= as_a
<const rtx_insn
*> (rtx_first
);
1135 tmp_rtx
= NEXT_INSN (tmp_rtx
))
1137 fputs (print_rtx_head
, m_outfile
);
1138 print_rtx (tmp_rtx
);
1139 fprintf (m_outfile
, "\n");
1144 fputs (print_rtx_head
, m_outfile
);
1145 print_rtx (rtx_first
);
1149 /* External entry point for printing a chain of insns
1150 starting with RTX_FIRST onto file OUTF.
1151 A blank line separates insns.
1153 If RTX_FIRST is not an insn, then it alone is printed, with no newline. */
1156 print_rtl (FILE *outf
, const_rtx rtx_first
)
1158 rtx_writer
w (outf
, 0, false, false, NULL
);
1159 w
.print_rtl (rtx_first
);
1162 /* Like print_rtx, except specify a file. */
1163 /* Return nonzero if we actually printed anything. */
1166 print_rtl_single (FILE *outf
, const_rtx x
)
1168 rtx_writer
w (outf
, 0, false, false, NULL
);
1169 return w
.print_rtl_single_with_indent (x
, 0);
1172 /* Like print_rtl_single, except specify an indentation. */
1175 rtx_writer::print_rtl_single_with_indent (const_rtx x
, int ind
)
1177 char *s_indent
= (char *) alloca ((size_t) ind
+ 1);
1178 memset ((void *) s_indent
, ' ', (size_t) ind
);
1179 s_indent
[ind
] = '\0';
1180 fputs (s_indent
, m_outfile
);
1181 fputs (print_rtx_head
, m_outfile
);
1183 int old_indent
= m_indent
;
1187 putc ('\n', m_outfile
);
1188 m_indent
= old_indent
;
1193 /* Like print_rtl except without all the detail; for example,
1194 if RTX is a CONST_INT then print in decimal format. */
1197 print_simple_rtl (FILE *outf
, const_rtx x
)
1199 rtx_writer
w (outf
, 0, true, false, NULL
);
1203 /* Print the elements of VEC to FILE. */
1206 print_rtx_insn_vec (FILE *file
, const vec
<rtx_insn
*> &vec
)
1210 unsigned int len
= vec
.length ();
1211 for (unsigned int i
= 0; i
< len
; i
++)
1213 print_rtl (file
, vec
[i
]);
1221 #ifndef GENERATOR_FILE
1222 /* The functions below try to print RTL in a form resembling assembler
1223 mnemonics. Because this form is more concise than the "traditional" form
1224 of RTL printing in Lisp-style, the form printed by this file is called
1225 "slim". RTL dumps in slim format can be obtained by appending the "-slim"
1226 option to -fdump-rtl-<pass>. Control flow graph output as a DOT file is
1227 always printed in slim form.
1229 The normal interface to the functionality provided in this pretty-printer
1230 is through the dump_*_slim functions to print to a stream, or via the
1231 print_*_slim functions to print into a user's pretty-printer.
1233 It is also possible to obtain a string for a single pattern as a string
1234 pointer, via str_pattern_slim, but this usage is discouraged. */
1236 /* For insns we print patterns, and for some patterns we print insns... */
1237 static void print_insn_with_notes (pretty_printer
*, const rtx_insn
*);
1239 /* This recognizes rtx'en classified as expressions. These are always
1240 represent some action on values or results of other expression, that
1241 may be stored in objects representing values. */
1244 print_exp (pretty_printer
*pp
, const_rtx x
, int verbose
)
1252 for (i
= 0; i
< 4; i
++)
1258 switch (GET_CODE (x
))
1261 op
[0] = XEXP (x
, 0);
1262 if (CONST_INT_P (XEXP (x
, 1))
1263 && INTVAL (XEXP (x
, 1)) < 0)
1266 op
[1] = GEN_INT (-INTVAL (XEXP (x
, 1)));
1271 op
[1] = XEXP (x
, 1);
1275 op
[0] = XEXP (x
, 0);
1277 op
[1] = XEXP (x
, 1);
1281 op
[0] = XEXP (x
, 0);
1283 op
[1] = XEXP (x
, 1);
1287 op
[0] = XEXP (x
, 0);
1288 op
[1] = XEXP (x
, 1);
1292 op
[0] = XEXP (x
, 0);
1296 op
[0] = XEXP (x
, 0);
1298 op
[1] = XEXP (x
, 1);
1300 op
[2] = XEXP (x
, 2);
1304 op
[0] = XEXP (x
, 0);
1306 op
[1] = XEXP (x
, 1);
1309 op
[0] = XEXP (x
, 0);
1311 op
[1] = XEXP (x
, 1);
1315 op
[0] = XEXP (x
, 0);
1316 op
[1] = XEXP (x
, 1);
1319 op
[0] = XEXP (x
, 0);
1321 op
[1] = XEXP (x
, 1);
1325 op
[0] = XEXP (x
, 0);
1326 op
[1] = XEXP (x
, 1);
1330 op
[0] = XEXP (x
, 0);
1331 op
[1] = XEXP (x
, 1);
1335 op
[0] = XEXP (x
, 0);
1336 op
[1] = XEXP (x
, 1);
1340 op
[0] = XEXP (x
, 0);
1341 op
[1] = XEXP (x
, 1);
1345 op
[0] = XEXP (x
, 0);
1346 op
[1] = XEXP (x
, 1);
1350 op
[0] = XEXP (x
, 0);
1353 op
[0] = XEXP (x
, 0);
1355 op
[1] = XEXP (x
, 1);
1358 op
[0] = XEXP (x
, 0);
1360 op
[1] = XEXP (x
, 1);
1363 op
[0] = XEXP (x
, 0);
1365 op
[1] = XEXP (x
, 1);
1368 op
[0] = XEXP (x
, 0);
1370 op
[1] = XEXP (x
, 1);
1373 op
[0] = XEXP (x
, 0);
1375 op
[1] = XEXP (x
, 1);
1378 op
[0] = XEXP (x
, 0);
1380 op
[1] = XEXP (x
, 1);
1383 op
[0] = XEXP (x
, 0);
1385 op
[1] = XEXP (x
, 1);
1388 op
[0] = XEXP (x
, 0);
1390 op
[1] = XEXP (x
, 1);
1393 op
[0] = XEXP (x
, 0);
1395 op
[1] = XEXP (x
, 1);
1398 op
[0] = XEXP (x
, 0);
1400 op
[1] = XEXP (x
, 1);
1403 op
[0] = XEXP (x
, 0);
1405 op
[1] = XEXP (x
, 1);
1408 op
[0] = XEXP (x
, 0);
1410 op
[1] = XEXP (x
, 1);
1413 op
[0] = XEXP (x
, 0);
1415 op
[1] = XEXP (x
, 1);
1418 op
[0] = XEXP (x
, 0);
1420 op
[1] = XEXP (x
, 1);
1423 fun
= (verbose
) ? "sign_extract" : "sxt";
1424 op
[0] = XEXP (x
, 0);
1425 op
[1] = XEXP (x
, 1);
1426 op
[2] = XEXP (x
, 2);
1429 fun
= (verbose
) ? "zero_extract" : "zxt";
1430 op
[0] = XEXP (x
, 0);
1431 op
[1] = XEXP (x
, 1);
1432 op
[2] = XEXP (x
, 2);
1435 fun
= (verbose
) ? "sign_extend" : "sxn";
1436 op
[0] = XEXP (x
, 0);
1439 fun
= (verbose
) ? "zero_extend" : "zxn";
1440 op
[0] = XEXP (x
, 0);
1443 fun
= (verbose
) ? "float_extend" : "fxn";
1444 op
[0] = XEXP (x
, 0);
1447 fun
= (verbose
) ? "trunc" : "trn";
1448 op
[0] = XEXP (x
, 0);
1450 case FLOAT_TRUNCATE
:
1451 fun
= (verbose
) ? "float_trunc" : "ftr";
1452 op
[0] = XEXP (x
, 0);
1455 fun
= (verbose
) ? "float" : "flt";
1456 op
[0] = XEXP (x
, 0);
1458 case UNSIGNED_FLOAT
:
1459 fun
= (verbose
) ? "uns_float" : "ufl";
1460 op
[0] = XEXP (x
, 0);
1464 op
[0] = XEXP (x
, 0);
1467 fun
= (verbose
) ? "uns_fix" : "ufx";
1468 op
[0] = XEXP (x
, 0);
1472 op
[0] = XEXP (x
, 0);
1476 op
[0] = XEXP (x
, 0);
1479 op
[0] = XEXP (x
, 0);
1483 op
[0] = XEXP (x
, 0);
1488 op
[0] = XEXP (XEXP (x
, 1), 0);
1490 op
[1] = XEXP (XEXP (x
, 1), 1);
1494 op
[0] = XEXP (XEXP (x
, 1), 0);
1496 op
[1] = XEXP (XEXP (x
, 1), 1);
1500 op
[0] = XEXP (x
, 0);
1504 op
[1] = XEXP (x
, 1);
1509 op
[0] = XEXP (x
, 0);
1511 op
[1] = XEXP (x
, 1);
1513 op
[2] = XEXP (x
, 2);
1518 op
[0] = TRAP_CONDITION (x
);
1522 op
[0] = XEXP (x
, 0);
1523 op
[1] = XEXP (x
, 1);
1524 op
[2] = XEXP (x
, 2);
1527 case UNSPEC_VOLATILE
:
1529 pp_string (pp
, "unspec");
1530 if (GET_CODE (x
) == UNSPEC_VOLATILE
)
1531 pp_string (pp
, "/v");
1532 pp_left_bracket (pp
);
1533 for (i
= 0; i
< XVECLEN (x
, 0); i
++)
1537 print_pattern (pp
, XVECEXP (x
, 0, i
), verbose
);
1539 pp_string (pp
, "] ");
1540 pp_decimal_int (pp
, XINT (x
, 1));
1545 /* Most unhandled codes can be printed as pseudo-functions. */
1546 if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_UNARY
)
1548 fun
= GET_RTX_NAME (GET_CODE (x
));
1549 op
[0] = XEXP (x
, 0);
1551 else if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMPARE
1552 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMM_COMPARE
1553 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_BIN_ARITH
1554 || GET_RTX_CLASS (GET_CODE (x
)) == RTX_COMM_ARITH
)
1556 fun
= GET_RTX_NAME (GET_CODE (x
));
1557 op
[0] = XEXP (x
, 0);
1558 op
[1] = XEXP (x
, 1);
1560 else if (GET_RTX_CLASS (GET_CODE (x
)) == RTX_TERNARY
)
1562 fun
= GET_RTX_NAME (GET_CODE (x
));
1563 op
[0] = XEXP (x
, 0);
1564 op
[1] = XEXP (x
, 1);
1565 op
[2] = XEXP (x
, 2);
1568 /* Give up, just print the RTX name. */
1569 st
[0] = GET_RTX_NAME (GET_CODE (x
));
1574 /* Print this as a function? */
1577 pp_string (pp
, fun
);
1581 for (i
= 0; i
< 4; i
++)
1584 pp_string (pp
, st
[i
]);
1590 print_value (pp
, op
[i
], verbose
);
1595 pp_right_paren (pp
);
1598 /* Prints rtxes, I customarily classified as values. They're constants,
1599 registers, labels, symbols and memory accesses. */
1602 print_value (pretty_printer
*pp
, const_rtx x
, int verbose
)
1608 pp_string (pp
, "(nil)");
1611 switch (GET_CODE (x
))
1614 pp_scalar (pp
, HOST_WIDE_INT_PRINT_HEX
,
1615 (unsigned HOST_WIDE_INT
) INTVAL (x
));
1618 case CONST_WIDE_INT
:
1620 const char *sep
= "<";
1622 for (i
= CONST_WIDE_INT_NUNITS (x
) - 1; i
>= 0; i
--)
1624 pp_string (pp
, sep
);
1626 sprintf (tmp
, HOST_WIDE_INT_PRINT_HEX
,
1627 (unsigned HOST_WIDE_INT
) CONST_WIDE_INT_ELT (x
, i
));
1628 pp_string (pp
, tmp
);
1634 case CONST_POLY_INT
:
1635 pp_left_bracket (pp
);
1636 pp_wide_int (pp
, CONST_POLY_INT_COEFFS (x
)[0], SIGNED
);
1637 for (unsigned int i
= 1; i
< NUM_POLY_INT_COEFFS
; ++i
)
1639 pp_string (pp
, ", ");
1640 pp_wide_int (pp
, CONST_POLY_INT_COEFFS (x
)[i
], SIGNED
);
1642 pp_right_bracket (pp
);
1646 if (FLOAT_MODE_P (GET_MODE (x
)))
1648 real_to_decimal (tmp
, CONST_DOUBLE_REAL_VALUE (x
),
1649 sizeof (tmp
), 0, 1);
1650 pp_string (pp
, tmp
);
1653 pp_printf (pp
, "<%wx,%wx>",
1654 (unsigned HOST_WIDE_INT
) CONST_DOUBLE_LOW (x
),
1655 (unsigned HOST_WIDE_INT
) CONST_DOUBLE_HIGH (x
));
1658 fixed_to_decimal (tmp
, CONST_FIXED_VALUE (x
), sizeof (tmp
));
1659 pp_string (pp
, tmp
);
1662 pp_printf (pp
, "\"%s\"", XSTR (x
, 0));
1665 pp_printf (pp
, "`%s'", XSTR (x
, 0));
1668 pp_printf (pp
, "L%d", INSN_UID (label_ref_label (x
)));
1672 case STRICT_LOW_PART
:
1673 pp_printf (pp
, "%s(", GET_RTX_NAME (GET_CODE (x
)));
1674 print_value (pp
, XEXP (x
, 0), verbose
);
1675 pp_right_paren (pp
);
1678 if (REGNO (x
) < FIRST_PSEUDO_REGISTER
)
1680 if (ISDIGIT (reg_names
[REGNO (x
)][0]))
1682 pp_string (pp
, reg_names
[REGNO (x
)]);
1685 pp_printf (pp
, "r%d", REGNO (x
));
1687 pp_printf (pp
, ":%s", GET_MODE_NAME (GET_MODE (x
)));
1690 print_value (pp
, SUBREG_REG (x
), verbose
);
1691 pp_printf (pp
, "#%d", SUBREG_BYTE (x
));
1696 pp_string (pp
, GET_RTX_NAME (GET_CODE (x
)));
1699 pp_left_bracket (pp
);
1700 print_value (pp
, XEXP (x
, 0), verbose
);
1701 pp_right_bracket (pp
);
1704 pp_printf (pp
, "D#%i", DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (x
)));
1707 print_exp (pp
, x
, verbose
);
1712 /* The next step in insn detalization, its pattern recognition. */
1715 print_pattern (pretty_printer
*pp
, const_rtx x
, int verbose
)
1719 pp_string (pp
, "(nil)");
1723 switch (GET_CODE (x
))
1726 print_value (pp
, SET_DEST (x
), verbose
);
1728 print_value (pp
, SET_SRC (x
), verbose
);
1733 pp_string (pp
, GET_RTX_NAME (GET_CODE (x
)));
1736 print_exp (pp
, x
, verbose
);
1740 pp_printf (pp
, "%s ", GET_RTX_NAME (GET_CODE (x
)));
1741 print_value (pp
, XEXP (x
, 0), verbose
);
1744 pp_string (pp
, "loc ");
1745 print_value (pp
, PAT_VAR_LOCATION_LOC (x
), verbose
);
1749 if (GET_CODE (COND_EXEC_TEST (x
)) == NE
1750 && XEXP (COND_EXEC_TEST (x
), 1) == const0_rtx
)
1751 print_value (pp
, XEXP (COND_EXEC_TEST (x
), 0), verbose
);
1752 else if (GET_CODE (COND_EXEC_TEST (x
)) == EQ
1753 && XEXP (COND_EXEC_TEST (x
), 1) == const0_rtx
)
1755 pp_exclamation (pp
);
1756 print_value (pp
, XEXP (COND_EXEC_TEST (x
), 0), verbose
);
1759 print_value (pp
, COND_EXEC_TEST (x
), verbose
);
1760 pp_string (pp
, ") ");
1761 print_pattern (pp
, COND_EXEC_CODE (x
), verbose
);
1768 for (i
= 0; i
< XVECLEN (x
, 0); i
++)
1770 print_pattern (pp
, XVECEXP (x
, 0, i
), verbose
);
1773 pp_right_brace (pp
);
1778 const rtx_sequence
*seq
= as_a
<const rtx_sequence
*> (x
);
1779 pp_string (pp
, "sequence{");
1780 if (INSN_P (seq
->element (0)))
1782 /* Print the sequence insns indented. */
1783 const char * save_print_rtx_head
= print_rtx_head
;
1784 char indented_print_rtx_head
[32];
1787 gcc_assert (strlen (print_rtx_head
) < sizeof (indented_print_rtx_head
) - 4);
1788 snprintf (indented_print_rtx_head
,
1789 sizeof (indented_print_rtx_head
),
1790 "%s ", print_rtx_head
);
1791 print_rtx_head
= indented_print_rtx_head
;
1792 for (int i
= 0; i
< seq
->len (); i
++)
1793 print_insn_with_notes (pp
, seq
->insn (i
));
1794 pp_printf (pp
, "%s ", save_print_rtx_head
);
1795 print_rtx_head
= save_print_rtx_head
;
1799 for (int i
= 0; i
< seq
->len (); i
++)
1801 print_pattern (pp
, seq
->element (i
), verbose
);
1805 pp_right_brace (pp
);
1809 pp_printf (pp
, "asm {%s}", XSTR (x
, 0));
1812 for (int i
= 0; i
< XVECLEN (x
, 0); i
++)
1814 print_value (pp
, XVECEXP (x
, 0, i
), verbose
);
1819 for (int i
= 0; i
< XVECLEN (x
, 1); i
++)
1821 print_value (pp
, XVECEXP (x
, 1, i
), verbose
);
1826 pp_string (pp
, "trap_if ");
1827 print_value (pp
, TRAP_CONDITION (x
), verbose
);
1830 case UNSPEC_VOLATILE
:
1831 /* Fallthru -- leave UNSPECs to print_exp. */
1833 print_value (pp
, x
, verbose
);
1835 } /* print_pattern */
1837 /* This is the main function in slim rtl visualization mechanism.
1839 X is an insn, to be printed into PP.
1841 This function tries to print it properly in human-readable form,
1842 resembling assembler mnemonics (instead of the older Lisp-style
1845 If VERBOSE is TRUE, insns are printed with more complete (but
1846 longer) pattern names and with extra information, and prefixed
1847 with their INSN_UIDs. */
1850 print_insn (pretty_printer
*pp
, const rtx_insn
*x
, int verbose
)
1854 /* Blech, pretty-print can't print integers with a specified width. */
1855 char uid_prefix
[32];
1856 snprintf (uid_prefix
, sizeof uid_prefix
, " %4d: ", INSN_UID (x
));
1857 pp_string (pp
, uid_prefix
);
1860 switch (GET_CODE (x
))
1863 print_pattern (pp
, PATTERN (x
), verbose
);
1868 if (DEBUG_MARKER_INSN_P (x
))
1870 switch (INSN_DEBUG_MARKER_KIND (x
))
1872 case NOTE_INSN_BEGIN_STMT
:
1873 pp_string (pp
, "debug begin stmt marker");
1882 const char *name
= "?";
1885 if (DECL_P (INSN_VAR_LOCATION_DECL (x
)))
1887 tree id
= DECL_NAME (INSN_VAR_LOCATION_DECL (x
));
1889 name
= IDENTIFIER_POINTER (id
);
1890 else if (TREE_CODE (INSN_VAR_LOCATION_DECL (x
))
1893 sprintf (idbuf
, "D#%i",
1894 DEBUG_TEMP_UID (INSN_VAR_LOCATION_DECL (x
)));
1899 sprintf (idbuf
, "D.%i",
1900 DECL_UID (INSN_VAR_LOCATION_DECL (x
)));
1904 pp_printf (pp
, "debug %s => ", name
);
1905 if (VAR_LOC_UNKNOWN_P (INSN_VAR_LOCATION_LOC (x
)))
1906 pp_string (pp
, "optimized away");
1908 print_pattern (pp
, INSN_VAR_LOCATION_LOC (x
), verbose
);
1913 print_pattern (pp
, PATTERN (x
), verbose
);
1916 if (GET_CODE (PATTERN (x
)) == PARALLEL
)
1917 print_pattern (pp
, XVECEXP (PATTERN (x
), 0, 0), verbose
);
1919 print_pattern (pp
, PATTERN (x
), verbose
);
1922 pp_printf (pp
, "L%d:", INSN_UID (x
));
1924 case JUMP_TABLE_DATA
:
1925 pp_string (pp
, "jump_table_data{\n");
1926 print_pattern (pp
, PATTERN (x
), verbose
);
1927 pp_right_brace (pp
);
1930 pp_string (pp
, "barrier");
1934 pp_string (pp
, GET_NOTE_INSN_NAME (NOTE_KIND (x
)));
1935 switch (NOTE_KIND (x
))
1937 case NOTE_INSN_EH_REGION_BEG
:
1938 case NOTE_INSN_EH_REGION_END
:
1939 pp_printf (pp
, " %d", NOTE_EH_HANDLER (x
));
1942 case NOTE_INSN_BLOCK_BEG
:
1943 case NOTE_INSN_BLOCK_END
:
1944 pp_printf (pp
, " %d", BLOCK_NUMBER (NOTE_BLOCK (x
)));
1947 case NOTE_INSN_BASIC_BLOCK
:
1948 pp_printf (pp
, " %d", NOTE_BASIC_BLOCK (x
)->index
);
1951 case NOTE_INSN_DELETED_LABEL
:
1952 case NOTE_INSN_DELETED_DEBUG_LABEL
:
1954 const char *label
= NOTE_DELETED_LABEL_NAME (x
);
1957 pp_printf (pp
, " (\"%s\")", label
);
1961 case NOTE_INSN_VAR_LOCATION
:
1962 case NOTE_INSN_CALL_ARG_LOCATION
:
1964 print_pattern (pp
, NOTE_VAR_LOCATION (x
), verbose
);
1965 pp_right_brace (pp
);
1978 /* Pretty-print a slim dump of X (an insn) to PP, including any register
1979 note attached to the instruction. */
1982 print_insn_with_notes (pretty_printer
*pp
, const rtx_insn
*x
)
1984 pp_string (pp
, print_rtx_head
);
1985 print_insn (pp
, x
, 1);
1987 if (INSN_P (x
) && REG_NOTES (x
))
1988 for (rtx note
= REG_NOTES (x
); note
; note
= XEXP (note
, 1))
1990 pp_printf (pp
, "%s %s ", print_rtx_head
,
1991 GET_REG_NOTE_NAME (REG_NOTE_KIND (note
)));
1992 if (GET_CODE (note
) == INT_LIST
)
1993 pp_printf (pp
, "%d", XINT (note
, 0));
1995 print_pattern (pp
, XEXP (note
, 0), 1);
2000 /* Print X, an RTL value node, to file F in slim format. Include
2001 additional information if VERBOSE is nonzero.
2003 Value nodes are constants, registers, labels, symbols and
2007 dump_value_slim (FILE *f
, const_rtx x
, int verbose
)
2009 pretty_printer rtl_slim_pp
;
2010 rtl_slim_pp
.buffer
->stream
= f
;
2011 print_value (&rtl_slim_pp
, x
, verbose
);
2012 pp_flush (&rtl_slim_pp
);
2015 /* Emit a slim dump of X (an insn) to the file F, including any register
2016 note attached to the instruction. */
2018 dump_insn_slim (FILE *f
, const rtx_insn
*x
)
2020 pretty_printer rtl_slim_pp
;
2021 rtl_slim_pp
.buffer
->stream
= f
;
2022 print_insn_with_notes (&rtl_slim_pp
, x
);
2023 pp_flush (&rtl_slim_pp
);
2026 /* Same as above, but stop at LAST or when COUNT == 0.
2027 If COUNT < 0 it will stop only at LAST or NULL rtx. */
2030 dump_rtl_slim (FILE *f
, const rtx_insn
*first
, const rtx_insn
*last
,
2031 int count
, int flags ATTRIBUTE_UNUSED
)
2033 const rtx_insn
*insn
, *tail
;
2034 pretty_printer rtl_slim_pp
;
2035 rtl_slim_pp
.buffer
->stream
= f
;
2037 tail
= last
? NEXT_INSN (last
) : NULL
;
2039 (insn
!= NULL
) && (insn
!= tail
) && (count
!= 0);
2040 insn
= NEXT_INSN (insn
))
2042 print_insn_with_notes (&rtl_slim_pp
, insn
);
2047 pp_flush (&rtl_slim_pp
);
2050 /* Dumps basic block BB to pretty-printer PP in slim form and without and
2051 no indentation, for use as a label of a DOT graph record-node. */
2054 rtl_dump_bb_for_graph (pretty_printer
*pp
, basic_block bb
)
2059 /* TODO: inter-bb stuff. */
2060 FOR_BB_INSNS (bb
, insn
)
2065 pp_write_text_to_stream (pp
);
2068 print_insn_with_notes (pp
, insn
);
2069 pp_write_text_as_dot_label_to_stream (pp
, /*for_record=*/true);
2073 /* Pretty-print pattern X of some insn in non-verbose mode.
2074 Return a string pointer to the pretty-printer buffer.
2076 This function is only exported exists only to accommodate some older users
2077 of the slim RTL pretty printers. Please do not use it for new code. */
2080 str_pattern_slim (const_rtx x
)
2082 pretty_printer rtl_slim_pp
;
2083 print_pattern (&rtl_slim_pp
, x
, 0);
2084 return ggc_strdup (pp_formatted_text (&rtl_slim_pp
));
2087 /* Emit a slim dump of X (an insn) to stderr. */
2088 extern void debug_insn_slim (const rtx_insn
*);
2090 debug_insn_slim (const rtx_insn
*x
)
2092 dump_insn_slim (stderr
, x
);
2095 /* Same as above, but using dump_rtl_slim. */
2096 extern void debug_rtl_slim (FILE *, const rtx_insn
*, const rtx_insn
*,
2099 debug_rtl_slim (const rtx_insn
*first
, const rtx_insn
*last
, int count
,
2102 dump_rtl_slim (stderr
, first
, last
, count
, flags
);
2105 extern void debug_bb_slim (basic_block
);
2107 debug_bb_slim (basic_block bb
)
2109 dump_bb (stderr
, bb
, 0, TDF_SLIM
| TDF_BLOCKS
);
2112 extern void debug_bb_n_slim (int);
2114 debug_bb_n_slim (int n
)
2116 basic_block bb
= BASIC_BLOCK_FOR_FN (cfun
, n
);