-/* Print RTL for GNU C Compiler.
- Copyright (C) 1987, 1988, 1992, 1997, 1998, 1999, 2000
+/* Print RTL for GCC.
+ Copyright (C) 1987, 1988, 1992, 1997, 1998, 1999, 2000, 2002, 2003,
+ 2004, 2005
Free Software Foundation, Inc.
This file is part of GCC.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
-
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
+/* This file is compiled twice: once for the generator programs,
+ once for the compiler. */
+#ifdef GENERATOR_FILE
+#include "bconfig.h"
+#else
#include "config.h"
+#endif
+
#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
#include "rtl.h"
-/* We don't want the tree code checking code for the access to the
- DECL_NAME to be included in the gen* programs. */
-#undef ENABLE_TREE_CHECKING
+/* These headers all define things which are not available in
+ generator programs. */
+#ifndef GENERATOR_FILE
#include "tree.h"
#include "real.h"
#include "flags.h"
#include "hard-reg-set.h"
#include "basic-block.h"
-
-/* How to print out a register name.
- We don't use PRINT_REG because some definitions of PRINT_REG
- don't work here. */
-#ifndef DEBUG_PRINT_REG
-#define DEBUG_PRINT_REG(RTX, CODE, FILE) \
- fprintf ((FILE), "%d %s", REGNO (RTX), reg_names[REGNO (RTX)])
-#endif
-
-/* Array containing all of the register names */
-
-#ifdef DEBUG_REGISTER_NAMES
-static const char * const debug_reg_names[] = DEBUG_REGISTER_NAMES;
-#define reg_names debug_reg_names
-#else
-const char * reg_names[] = REGISTER_NAMES;
#endif
static FILE *outfile;
static int indent;
-static void print_rtx PARAMS ((rtx));
+static void print_rtx (rtx);
/* String printed at beginning of each RTL when it is dumped.
This string is set to ASM_COMMENT_START when the RTL is dumped in
/* Nonzero if we are dumping graphical description. */
int dump_for_graph;
-/* Nonzero to dump all call_placeholder alternatives. */
-static int debug_call_placeholder_verbose;
+#ifndef GENERATOR_FILE
+static void
+print_decl_name (FILE *outfile, tree node)
+{
+ if (DECL_NAME (node))
+ fputs (IDENTIFIER_POINTER (DECL_NAME (node)), outfile);
+ else
+ {
+ if (TREE_CODE (node) == LABEL_DECL && LABEL_DECL_UID (node) != -1)
+ fprintf (outfile, "L." HOST_WIDE_INT_PRINT_DEC, LABEL_DECL_UID (node));
+ else
+ {
+ char c = TREE_CODE (node) == CONST_DECL ? 'C' : 'D';
+ fprintf (outfile, "%c.%u", c, DECL_UID (node));
+ }
+ }
+}
void
-print_mem_expr (outfile, expr)
- FILE *outfile;
- tree expr;
+print_mem_expr (FILE *outfile, tree expr)
{
if (TREE_CODE (expr) == COMPONENT_REF)
{
if (TREE_OPERAND (expr, 0))
- print_mem_expr (outfile, TREE_OPERAND (expr, 0));
+ print_mem_expr (outfile, TREE_OPERAND (expr, 0));
else
fputs (" <variable>", outfile);
- fprintf (outfile, ".%s",
- IDENTIFIER_POINTER (DECL_NAME (TREE_OPERAND (expr, 1))));
+ fputc ('.', outfile);
+ print_decl_name (outfile, TREE_OPERAND (expr, 1));
+ }
+ else if (TREE_CODE (expr) == INDIRECT_REF)
+ {
+ fputs (" (*", outfile);
+ print_mem_expr (outfile, TREE_OPERAND (expr, 0));
+ fputs (")", outfile);
+ }
+ else if (TREE_CODE (expr) == ALIGN_INDIRECT_REF)
+ {
+ fputs (" (A*", outfile);
+ print_mem_expr (outfile, TREE_OPERAND (expr, 0));
+ fputs (")", outfile);
+ }
+ else if (TREE_CODE (expr) == MISALIGNED_INDIRECT_REF)
+ {
+ fputs (" (M*", outfile);
+ print_mem_expr (outfile, TREE_OPERAND (expr, 0));
+ fputs (")", outfile);
}
- else if (DECL_NAME (expr))
- fprintf (outfile, " %s", IDENTIFIER_POINTER (DECL_NAME (expr)));
else if (TREE_CODE (expr) == RESULT_DECL)
fputs (" <result>", outfile);
else
- fputs (" <anonymous>", outfile);
+ {
+ fputc (' ', outfile);
+ print_decl_name (outfile, expr);
+ }
}
+#endif
/* Print IN_RTX onto OUTFILE. This is the recursive part of printing. */
static void
-print_rtx (in_rtx)
- rtx in_rtx;
+print_rtx (rtx in_rtx)
{
int i = 0;
int j;
const char *format_ptr;
int is_insn;
- rtx tem;
if (sawclose)
{
/* When printing in VCG format we write INSNs, NOTE, LABEL, and BARRIER
in separate nodes and therefore have to handle them special here. */
if (dump_for_graph
- && (is_insn || GET_CODE (in_rtx) == NOTE
- || GET_CODE (in_rtx) == CODE_LABEL || GET_CODE (in_rtx) == BARRIER))
+ && (is_insn || NOTE_P (in_rtx)
+ || LABEL_P (in_rtx) || BARRIER_P (in_rtx)))
{
i = 3;
indent = 0;
fputc ('(', outfile);
else
fprintf (outfile, "(%s", GET_RTX_NAME (GET_CODE (in_rtx)));
-
+
if (! flag_simple)
{
if (RTX_FLAG (in_rtx, in_struct))
if (RTX_FLAG (in_rtx, volatil))
fputs ("/v", outfile);
-
+
if (RTX_FLAG (in_rtx, unchanging))
fputs ("/u", outfile);
-
- if (RTX_FLAG (in_rtx, integrated))
- fputs ("/i", outfile);
-
+
if (RTX_FLAG (in_rtx, frame_related))
fputs ("/f", outfile);
-
+
if (RTX_FLAG (in_rtx, jump))
fputs ("/j", outfile);
-
+
if (RTX_FLAG (in_rtx, call))
fputs ("/c", outfile);
- if (GET_MODE (in_rtx) != VOIDmode)
- {
- /* Print REG_NOTE names for EXPR_LIST and INSN_LIST. */
- if (GET_CODE (in_rtx) == EXPR_LIST
- || GET_CODE (in_rtx) == INSN_LIST)
- fprintf (outfile, ":%s",
- GET_REG_NOTE_NAME (GET_MODE (in_rtx)));
- else
- fprintf (outfile, ":%s", GET_MODE_NAME (GET_MODE (in_rtx)));
- }
+ if (RTX_FLAG (in_rtx, return_val))
+ fputs ("/i", outfile);
+
+ /* Print REG_NOTE names for EXPR_LIST and INSN_LIST. */
+ if (GET_CODE (in_rtx) == EXPR_LIST
+ || GET_CODE (in_rtx) == INSN_LIST)
+ fprintf (outfile, ":%s",
+ GET_REG_NOTE_NAME (GET_MODE (in_rtx)));
+
+ /* For other rtl, print the mode if it's not VOID. */
+ else if (GET_MODE (in_rtx) != VOIDmode)
+ fprintf (outfile, ":%s", GET_MODE_NAME (GET_MODE (in_rtx)));
}
}
+#ifndef GENERATOR_FILE
+ if (GET_CODE (in_rtx) == CONST_DOUBLE && FLOAT_MODE_P (GET_MODE (in_rtx)))
+ i = 5;
+#endif
+
/* Get the format string and skip the first elements if we have handled
them already. */
format_ptr = GET_RTX_FORMAT (GET_CODE (in_rtx)) + i;
An exception is the third field of a NOTE, where it indicates
that the field has several different valid contents. */
case '0':
- if (i == 1 && GET_CODE (in_rtx) == REG)
+ if (i == 1 && REG_P (in_rtx))
{
if (REGNO (in_rtx) != ORIGINAL_REGNO (in_rtx))
fprintf (outfile, " [%d]", ORIGINAL_REGNO (in_rtx));
- break;
}
- if (i == 3 && GET_CODE (in_rtx) == NOTE)
+#ifndef GENERATOR_FILE
+ else if (i == 1 && GET_CODE (in_rtx) == SYMBOL_REF)
+ {
+ int flags = SYMBOL_REF_FLAGS (in_rtx);
+ if (flags)
+ fprintf (outfile, " [flags 0x%x]", flags);
+ }
+ else if (i == 2 && GET_CODE (in_rtx) == SYMBOL_REF)
+ {
+ tree decl = SYMBOL_REF_DECL (in_rtx);
+ if (decl)
+ print_node_brief (outfile, "", decl, 0);
+ }
+#endif
+ else if (i == 4 && NOTE_P (in_rtx))
{
switch (NOTE_LINE_NUMBER (in_rtx))
{
if (flag_dump_unnumbered)
fprintf (outfile, "#");
else
- fprintf (outfile, HOST_PTR_PRINTF,
+ fprintf (outfile, "%p",
(char *) NOTE_BLOCK (in_rtx));
sawclose = 1;
break;
- case NOTE_INSN_RANGE_BEG:
- case NOTE_INSN_RANGE_END:
- case NOTE_INSN_LIVE:
- indent += 2;
- if (!sawclose)
- fprintf (outfile, " ");
- print_rtx (NOTE_RANGE_INFO (in_rtx));
- indent -= 2;
- break;
-
case NOTE_INSN_BASIC_BLOCK:
{
+#ifndef GENERATOR_FILE
basic_block bb = NOTE_BASIC_BLOCK (in_rtx);
if (bb != 0)
- fprintf (outfile, " [bb %d]", bb->sindex);
+ fprintf (outfile, " [bb %d]", bb->index);
+#endif
break;
}
break;
case NOTE_INSN_DELETED_LABEL:
- if (NOTE_SOURCE_FILE (in_rtx))
- fprintf (outfile, " (\"%s\")", NOTE_SOURCE_FILE (in_rtx));
- else
- fprintf (outfile, " \"\"");
+ {
+ const char *label = NOTE_DELETED_LABEL_NAME (in_rtx);
+ if (label)
+ fprintf (outfile, " (\"%s\")", label);
+ else
+ fprintf (outfile, " \"\"");
+ }
+ break;
+
+ case NOTE_INSN_SWITCH_TEXT_SECTIONS:
+ {
+#ifndef GENERATOR_FILE
+ basic_block bb = NOTE_BASIC_BLOCK (in_rtx);
+ if (bb != 0)
+ fprintf (outfile, " [bb %d]", bb->index);
+#endif
+ break;
+ }
+
+ case NOTE_INSN_VAR_LOCATION:
+#ifndef GENERATOR_FILE
+ fprintf (outfile, " (");
+ print_mem_expr (outfile, NOTE_VAR_LOCATION_DECL (in_rtx));
+ fprintf (outfile, " ");
+ print_rtx (NOTE_VAR_LOCATION_LOC (in_rtx));
+ fprintf (outfile, ")");
+#endif
break;
- case NOTE_INSN_PREDICTION:
- if (NOTE_PREDICTION (in_rtx))
- fprintf (outfile, " [ %d %d ] ",
- (int)NOTE_PREDICTION_ALG (in_rtx),
- (int) NOTE_PREDICTION_FLAGS (in_rtx));
- else
- fprintf (outfile, " [ ERROR ]");
- break;
-
default:
{
const char * const str = X0STR (in_rtx, i);
if (sawclose)
{
fprintf (outfile, "\n%s%*s",
- print_rtx_head, indent * 2, "");
+ print_rtx_head, indent * 2, "");
sawclose = 0;
}
- fputs ("[ ", outfile);
+ fputs (" [", outfile);
if (NULL != XVEC (in_rtx, i))
{
indent += 2;
if (sawclose)
fprintf (outfile, "\n%s%*s", print_rtx_head, indent * 2, "");
- fputs ("] ", outfile);
+ fputs ("]", outfile);
sawclose = 1;
indent -= 2;
break;
fprintf (outfile, " ");
fprintf (outfile, HOST_WIDE_INT_PRINT_DEC, XWINT (in_rtx, i));
if (! flag_simple)
- {
- fprintf (outfile, " [");
- fprintf (outfile, HOST_WIDE_INT_PRINT_HEX, XWINT (in_rtx, i));
- fprintf (outfile, "]");
- }
+ fprintf (outfile, " [" HOST_WIDE_INT_PRINT_HEX "]",
+ XWINT (in_rtx, i));
break;
case 'i':
- if (i == 5 && GET_CODE (in_rtx) == NOTE)
+ if (i == 4 && INSN_P (in_rtx))
+ {
+#ifndef GENERATOR_FILE
+ /* Pretty-print insn locators. Ignore scoping as it is mostly
+ redundant with line number information and do not print anything
+ when there is no location information available. */
+ if (INSN_LOCATOR (in_rtx) && insn_file (in_rtx))
+ fprintf(outfile, " %s:%i", insn_file (in_rtx), insn_line (in_rtx));
+#endif
+ }
+ else if (i == 6 && NOTE_P (in_rtx))
{
/* This field is only used for NOTE_INSN_DELETED_LABEL, and
other times often contains garbage from INSN->NOTE death. */
int value = XINT (in_rtx, i);
const char *name;
- if (GET_CODE (in_rtx) == REG && value < FIRST_PSEUDO_REGISTER)
- {
- fputc (' ', outfile);
- DEBUG_PRINT_REG (in_rtx, 0, outfile);
- }
- else if (GET_CODE (in_rtx) == REG
+#ifndef GENERATOR_FILE
+ if (REG_P (in_rtx) && value < FIRST_PSEUDO_REGISTER)
+ fprintf (outfile, " %d %s", REGNO (in_rtx),
+ reg_names[REGNO (in_rtx)]);
+ else if (REG_P (in_rtx)
&& value <= LAST_VIRTUAL_REGISTER)
{
if (value == VIRTUAL_INCOMING_ARGS_REGNUM)
fprintf (outfile, " %d virtual-reg-%d", value,
value-FIRST_VIRTUAL_REGISTER);
}
- else if (flag_dump_unnumbered
- && (is_insn || GET_CODE (in_rtx) == NOTE))
+ else
+#endif
+ if (flag_dump_unnumbered
+ && (is_insn || NOTE_P (in_rtx)))
fputc ('#', outfile);
else
fprintf (outfile, " %d", value);
+#ifndef GENERATOR_FILE
+ if (REG_P (in_rtx) && REG_ATTRS (in_rtx))
+ {
+ fputs (" [", outfile);
+ if (ORIGINAL_REGNO (in_rtx) != REGNO (in_rtx))
+ fprintf (outfile, "orig:%i", ORIGINAL_REGNO (in_rtx));
+ if (REG_EXPR (in_rtx))
+ print_mem_expr (outfile, REG_EXPR (in_rtx));
+
+ if (REG_OFFSET (in_rtx))
+ fprintf (outfile, "+" HOST_WIDE_INT_PRINT_DEC,
+ REG_OFFSET (in_rtx));
+ fputs (" ]", outfile);
+ }
+#endif
+
if (is_insn && &INSN_CODE (in_rtx) == &XINT (in_rtx, i)
&& XINT (in_rtx, i) >= 0
&& (name = get_insn_name (XINT (in_rtx, i))) != NULL)
break;
case 'b':
+#ifndef GENERATOR_FILE
if (XBITMAP (in_rtx, i) == NULL)
fputs (" {null}", outfile);
else
bitmap_print (outfile, XBITMAP (in_rtx, i), " {", "}");
+#endif
sawclose = 0;
break;
case 't':
- putc (' ', outfile);
- fprintf (outfile, HOST_PTR_PRINTF, (char *) XTREE (in_rtx, i));
+ fprintf (outfile, " %p", (void *) XTREE (in_rtx, i));
break;
case '*':
sawclose = 0;
break;
+ case 'B':
+#ifndef GENERATOR_FILE
+ if (XBBDEF (in_rtx, i))
+ fprintf (outfile, " %i", XBBDEF (in_rtx, i)->index);
+#endif
+ break;
+
default:
- fprintf (stderr,
- "switch format wrong in rtl.print_rtx(). format was: %c.\n",
- format_ptr[-1]);
- abort ();
+ gcc_unreachable ();
}
switch (GET_CODE (in_rtx))
{
+#ifndef GENERATOR_FILE
case MEM:
- fputs (" [", outfile);
- fprintf (outfile, HOST_WIDE_INT_PRINT_DEC, MEM_ALIAS_SET (in_rtx));
+ fprintf (outfile, " [" HOST_WIDE_INT_PRINT_DEC, MEM_ALIAS_SET (in_rtx));
if (MEM_EXPR (in_rtx))
print_mem_expr (outfile, MEM_EXPR (in_rtx));
if (MEM_OFFSET (in_rtx))
- {
- fputc ('+', outfile);
- fprintf (outfile, HOST_WIDE_INT_PRINT_DEC,
- INTVAL (MEM_OFFSET (in_rtx)));
- }
+ fprintf (outfile, "+" HOST_WIDE_INT_PRINT_DEC,
+ INTVAL (MEM_OFFSET (in_rtx)));
if (MEM_SIZE (in_rtx))
- {
- fputs (" S", outfile);
- fprintf (outfile, HOST_WIDE_INT_PRINT_DEC,
- INTVAL (MEM_SIZE (in_rtx)));
- }
+ fprintf (outfile, " S" HOST_WIDE_INT_PRINT_DEC,
+ INTVAL (MEM_SIZE (in_rtx)));
if (MEM_ALIGN (in_rtx) != 1)
fprintf (outfile, " A%u", MEM_ALIGN (in_rtx));
fputc (']', outfile);
break;
-#if 0
- /* It would be nice to do this, but it would require real.o to
- be linked into the MD-generator programs. Maybe we should
- do that. -zw 2002-03-03 */
case CONST_DOUBLE:
if (FLOAT_MODE_P (GET_MODE (in_rtx)))
{
- REAL_VALUE_TYPE val;
- char s[30];
+ char s[60];
- REAL_VALUE_FROM_CONST_DOUBLE (val, in_rtx);
- REAL_VALUE_TO_DECIMAL (val, "%.16g", s);
+ real_to_decimal (s, CONST_DOUBLE_REAL_VALUE (in_rtx),
+ sizeof (s), 0, 1);
+ fprintf (outfile, " %s", s);
+
+ real_to_hexadecimal (s, CONST_DOUBLE_REAL_VALUE (in_rtx),
+ sizeof (s), 0, 1);
fprintf (outfile, " [%s]", s);
}
break;
case CODE_LABEL:
fprintf (outfile, " [%d uses]", LABEL_NUSES (in_rtx));
- if (LABEL_ALTERNATE_NAME (in_rtx))
- fprintf (outfile, " [alternate name: %s]",
- LABEL_ALTERNATE_NAME (in_rtx));
- break;
-
- case CALL_PLACEHOLDER:
- if (debug_call_placeholder_verbose)
+ switch (LABEL_KIND (in_rtx))
{
- fputs (" (cond [\n (const_string \"normal\") (sequence [", outfile);
- for (tem = XEXP (in_rtx, 0); tem != 0; tem = NEXT_INSN (tem))
- {
- fputs ("\n ", outfile);
- print_inline_rtx (outfile, tem, 4);
- }
-
- tem = XEXP (in_rtx, 1);
- if (tem)
- fputs ("\n ])\n (const_string \"tail_call\") (sequence [",
- outfile);
- for (; tem != 0; tem = NEXT_INSN (tem))
- {
- fputs ("\n ", outfile);
- print_inline_rtx (outfile, tem, 4);
- }
-
- tem = XEXP (in_rtx, 2);
- if (tem)
- fputs ("\n ])\n (const_string \"tail_recursion\") (sequence [",
- outfile);
- for (; tem != 0; tem = NEXT_INSN (tem))
- {
- fputs ("\n ", outfile);
- print_inline_rtx (outfile, tem, 4);
- }
-
- fputs ("\n ])\n ])", outfile);
- break;
+ case LABEL_NORMAL: break;
+ case LABEL_STATIC_ENTRY: fputs (" [entry]", outfile); break;
+ case LABEL_GLOBAL_ENTRY: fputs (" [global entry]", outfile); break;
+ case LABEL_WEAK_ENTRY: fputs (" [weak entry]", outfile); break;
+ default: gcc_unreachable ();
}
-
- for (tem = XEXP (in_rtx, 0); tem != 0; tem = NEXT_INSN (tem))
- if (GET_CODE (tem) == CALL_INSN)
- {
- fprintf (outfile, " ");
- print_rtx (tem);
- break;
- }
break;
default:
}
if (dump_for_graph
- && (is_insn || GET_CODE (in_rtx) == NOTE
- || GET_CODE (in_rtx) == CODE_LABEL || GET_CODE (in_rtx) == BARRIER))
+ && (is_insn || NOTE_P (in_rtx)
+ || LABEL_P (in_rtx) || BARRIER_P (in_rtx)))
sawclose = 0;
else
{
characters. */
void
-print_inline_rtx (outf, x, ind)
- FILE *outf;
- rtx x;
- int ind;
+print_inline_rtx (FILE *outf, rtx x, int ind)
{
int oldsaw = sawclose;
int oldindent = indent;
/* Call this function from the debugger to see what X looks like. */
void
-debug_rtx (x)
- rtx x;
+debug_rtx (rtx x)
{
outfile = stderr;
+ sawclose = 0;
print_rtx (x);
fprintf (stderr, "\n");
}
EG: -5 prints 2 rtx's on either side (in addition to the specified rtx). */
void
-debug_rtx_list (x, n)
- rtx x;
- int n;
+debug_rtx_list (rtx x, int n)
{
int i,count;
rtx insn;
}
for (i = count, insn = x; i > 0 && insn != 0; i--, insn = NEXT_INSN (insn))
- debug_rtx (insn);
+ {
+ debug_rtx (insn);
+ fprintf (stderr, "\n");
+ }
}
/* Call this function to print an rtx list from START to END inclusive. */
void
-debug_rtx_range (start, end)
- rtx start, end;
+debug_rtx_range (rtx start, rtx end)
{
while (1)
{
debug_rtx (start);
+ fprintf (stderr, "\n");
if (!start || start == end)
break;
start = NEXT_INSN (start);
The found insn is returned to enable further debugging analysis. */
rtx
-debug_rtx_find (x, uid)
- rtx x;
- int uid;
+debug_rtx_find (rtx x, int uid)
{
while (x != 0 && INSN_UID (x) != uid)
x = NEXT_INSN (x);
If RTX_FIRST is not an insn, then it alone is printed, with no newline. */
void
-print_rtl (outf, rtx_first)
- FILE *outf;
- rtx rtx_first;
+print_rtl (FILE *outf, rtx rtx_first)
{
rtx tmp_rtx;
case BARRIER:
for (tmp_rtx = rtx_first; tmp_rtx != 0; tmp_rtx = NEXT_INSN (tmp_rtx))
if (! flag_dump_unnumbered
- || GET_CODE (tmp_rtx) != NOTE || NOTE_LINE_NUMBER (tmp_rtx) < 0)
+ || !NOTE_P (tmp_rtx) || NOTE_LINE_NUMBER (tmp_rtx) < 0)
{
- fputs (print_rtx_head, outfile);
+ fputs (print_rtx_head, outfile);
print_rtx (tmp_rtx);
fprintf (outfile, "\n");
}
break;
default:
- fputs (print_rtx_head, outfile);
+ fputs (print_rtx_head, outfile);
print_rtx (rtx_first);
}
}
/* Return nonzero if we actually printed anything. */
int
-print_rtl_single (outf, x)
- FILE *outf;
- rtx x;
+print_rtl_single (FILE *outf, rtx x)
{
outfile = outf;
sawclose = 0;
if (! flag_dump_unnumbered
- || GET_CODE (x) != NOTE || NOTE_LINE_NUMBER (x) < 0)
+ || !NOTE_P (x) || NOTE_LINE_NUMBER (x) < 0)
{
fputs (print_rtx_head, outfile);
print_rtx (x);
if RTX is a CONST_INT then print in decimal format. */
void
-print_simple_rtl (outf, x)
- FILE *outf;
- rtx x;
+print_simple_rtl (FILE *outf, rtx x)
{
flag_simple = 1;
print_rtl (outf, x);