-/* Instruction scheduling pass.
- Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+/* Printing of RTL in "slim", mnemonic like form.
+ Copyright (C) 1992-2015 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by,
and currently maintained by, Jim Wilson (wilson@cygnus.com)
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
+
+/* Historically this form of RTL dumping was introduced along with
+ the Haifa instruction scheduling pass, hence the name of this file.
+ But there is nothing in this file left that is scheduler-specific. */
\f
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "rtl.h"
-#include "obstack.h"
+#include "alias.h"
+#include "symtab.h"
+#include "tree.h" /* FIXME: To dump INSN_VAR_LOCATION_DECL. */
+#include "predict.h"
#include "hard-reg-set.h"
+#include "function.h"
+#include "dominance.h"
+#include "cfg.h"
#include "basic-block.h"
-#include "real.h"
-#include "insn-attr.h"
-#include "sched-int.h"
-#include "tree-pass.h"
-
-static char *safe_concat (char *, char *, const char *);
-
-#define BUF_LEN 2048
-
-static char *
-safe_concat (char *buf, char *cur, const char *str)
-{
- char *end = buf + BUF_LEN - 2; /* Leave room for null. */
- int c;
-
- if (cur > end)
- {
- *end = '\0';
- return end;
- }
-
- while (cur < end && (c = *str++) != '\0')
- *cur++ = c;
-
- *cur = '\0';
- return cur;
-}
-
-/* This recognizes rtx, I classified as expressions. These are always
+#include "dumpfile.h" /* for the TDF_* flags */
+#include "pretty-print.h"
+
+/* The functions in this file try to print RTL in a form resembling assembler
+ mnemonics. Because this form is more concise than the "traditional" form
+ of RTL printing in Lisp-style, the form printed by this file is called
+ "slim". RTL dumps in slim format can be obtained by appending the "-slim"
+ option to -fdump-rtl-<pass>. Control flow graph output as a DOT file is
+ always printed in slim form.
+
+ The normal interface to the functionality provided in this pretty-printer
+ is through the dump_*_slim functions to print to a stream, or via the
+ print_*_slim functions to print into a user's pretty-printer.
+
+ It is also possible to obtain a string for a single pattern as a string
+ pointer, via str_pattern_slim, but this usage is discouraged. */
+
+/* For insns we print patterns, and for some patterns we print insns... */
+static void print_insn_with_notes (pretty_printer *, const rtx_insn *);
+
+/* This recognizes rtx'en classified as expressions. These are always
represent some action on values or results of other expression, that
may be stored in objects representing values. */
static void
-print_exp (char *buf, const_rtx x, int verbose)
+print_exp (pretty_printer *pp, const_rtx x, int verbose)
{
- char tmp[BUF_LEN];
const char *st[4];
- char *cur = buf;
- const char *fun = (char *) 0;
- const char *sep;
+ const char *fun;
rtx op[4];
int i;
+ fun = (char *) 0;
for (i = 0; i < 4; i++)
{
st[i] = (char *) 0;
st[0] = "-";
op[0] = XEXP (x, 0);
break;
+ case FMA:
+ st[0] = "{";
+ op[0] = XEXP (x, 0);
+ st[1] = "*";
+ op[1] = XEXP (x, 1);
+ st[2] = "+";
+ op[2] = XEXP (x, 2);
+ st[3] = "}";
+ break;
case MULT:
op[0] = XEXP (x, 0);
st[1] = "*";
st[1] = ">->";
op[1] = XEXP (x, 1);
break;
- case ABS:
- fun = "abs";
- op[0] = XEXP (x, 0);
- break;
- case SQRT:
- fun = "sqrt";
- op[0] = XEXP (x, 0);
- break;
- case FFS:
- fun = "ffs";
- op[0] = XEXP (x, 0);
- break;
- case EQ:
- op[0] = XEXP (x, 0);
- st[1] = "==";
- op[1] = XEXP (x, 1);
- break;
case NE:
op[0] = XEXP (x, 0);
st[1] = "!=";
op[1] = XEXP (x, 1);
break;
- case GT:
- op[0] = XEXP (x, 0);
- st[1] = ">";
- op[1] = XEXP (x, 1);
- break;
- case GTU:
- fun = "gtu";
- op[0] = XEXP (x, 0);
- op[1] = XEXP (x, 1);
- break;
- case LT:
- op[0] = XEXP (x, 0);
- st[1] = "<";
- op[1] = XEXP (x, 1);
- break;
- case LTU:
- fun = "ltu";
+ case EQ:
op[0] = XEXP (x, 0);
+ st[1] = "==";
op[1] = XEXP (x, 1);
break;
case GE:
st[1] = ">=";
op[1] = XEXP (x, 1);
break;
- case GEU:
- fun = "geu";
+ case GT:
op[0] = XEXP (x, 0);
+ st[1] = ">";
op[1] = XEXP (x, 1);
break;
case LE:
st[1] = "<=";
op[1] = XEXP (x, 1);
break;
- case LEU:
- fun = "leu";
+ case LT:
op[0] = XEXP (x, 0);
+ st[1] = "<";
op[1] = XEXP (x, 1);
break;
case SIGN_EXTRACT:
case UNSPEC:
case UNSPEC_VOLATILE:
{
- cur = safe_concat (buf, cur, "unspec");
+ pp_string (pp, "unspec");
if (GET_CODE (x) == UNSPEC_VOLATILE)
- cur = safe_concat (buf, cur, "/v");
- cur = safe_concat (buf, cur, "[");
- sep = "";
+ pp_string (pp, "/v");
+ pp_left_bracket (pp);
for (i = 0; i < XVECLEN (x, 0); i++)
{
- print_pattern (tmp, XVECEXP (x, 0, i), verbose);
- cur = safe_concat (buf, cur, sep);
- cur = safe_concat (buf, cur, tmp);
- sep = ",";
+ if (i != 0)
+ pp_comma (pp);
+ print_pattern (pp, XVECEXP (x, 0, i), verbose);
}
- cur = safe_concat (buf, cur, "] ");
- sprintf (tmp, "%d", XINT (x, 1));
- cur = safe_concat (buf, cur, tmp);
+ pp_string (pp, "] ");
+ pp_decimal_int (pp, XINT (x, 1));
}
break;
default:
- /* If (verbose) debug_rtx (x); */
- st[0] = GET_RTX_NAME (GET_CODE (x));
+ {
+ /* Most unhandled codes can be printed as pseudo-functions. */
+ if (GET_RTX_CLASS (GET_CODE (x)) == RTX_UNARY)
+ {
+ fun = GET_RTX_NAME (GET_CODE (x));
+ op[0] = XEXP (x, 0);
+ }
+ else if (GET_RTX_CLASS (GET_CODE (x)) == RTX_COMPARE
+ || GET_RTX_CLASS (GET_CODE (x)) == RTX_COMM_COMPARE
+ || GET_RTX_CLASS (GET_CODE (x)) == RTX_BIN_ARITH
+ || GET_RTX_CLASS (GET_CODE (x)) == RTX_COMM_ARITH)
+ {
+ fun = GET_RTX_NAME (GET_CODE (x));
+ op[0] = XEXP (x, 0);
+ op[1] = XEXP (x, 1);
+ }
+ else if (GET_RTX_CLASS (GET_CODE (x)) == RTX_TERNARY)
+ {
+ fun = GET_RTX_NAME (GET_CODE (x));
+ op[0] = XEXP (x, 0);
+ op[1] = XEXP (x, 1);
+ op[2] = XEXP (x, 2);
+ }
+ else
+ /* Give up, just print the RTX name. */
+ st[0] = GET_RTX_NAME (GET_CODE (x));
+ }
break;
}
/* Print this as a function? */
if (fun)
{
- cur = safe_concat (buf, cur, fun);
- cur = safe_concat (buf, cur, "(");
+ pp_string (pp, fun);
+ pp_left_paren (pp);
}
for (i = 0; i < 4; i++)
{
if (st[i])
- cur = safe_concat (buf, cur, st[i]);
+ pp_string (pp, st[i]);
if (op[i])
{
if (fun && i != 0)
- cur = safe_concat (buf, cur, ",");
-
- print_value (tmp, op[i], verbose);
- cur = safe_concat (buf, cur, tmp);
+ pp_comma (pp);
+ print_value (pp, op[i], verbose);
}
}
if (fun)
- cur = safe_concat (buf, cur, ")");
+ pp_right_paren (pp);
} /* print_exp */
/* Prints rtxes, I customarily classified as values. They're constants,
registers, labels, symbols and memory accesses. */
void
-print_value (char *buf, const_rtx x, int verbose)
+print_value (pretty_printer *pp, const_rtx x, int verbose)
{
- char t[BUF_LEN];
- char *cur = buf;
+ char tmp[1024];
+ if (!x)
+ {
+ pp_string (pp, "(nil)");
+ return;
+ }
switch (GET_CODE (x))
{
case CONST_INT:
- sprintf (t, HOST_WIDE_INT_PRINT_HEX,
- (unsigned HOST_WIDE_INT) INTVAL (x));
- cur = safe_concat (buf, cur, t);
+ pp_scalar (pp, HOST_WIDE_INT_PRINT_HEX,
+ (unsigned HOST_WIDE_INT) INTVAL (x));
+ break;
+
+ case CONST_WIDE_INT:
+ {
+ const char *sep = "<";
+ int i;
+ for (i = CONST_WIDE_INT_NUNITS (x) - 1; i >= 0; i--)
+ {
+ pp_string (pp, sep);
+ sep = ",";
+ sprintf (tmp, HOST_WIDE_INT_PRINT_HEX,
+ (unsigned HOST_WIDE_INT) CONST_WIDE_INT_ELT (x, i));
+ pp_string (pp, tmp);
+ }
+ pp_greater (pp);
+ }
break;
+
case CONST_DOUBLE:
if (FLOAT_MODE_P (GET_MODE (x)))
- real_to_decimal (t, CONST_DOUBLE_REAL_VALUE (x), sizeof (t), 0, 1);
+ {
+ real_to_decimal (tmp, CONST_DOUBLE_REAL_VALUE (x),
+ sizeof (tmp), 0, 1);
+ pp_string (pp, tmp);
+ }
else
- sprintf (t,
- "<" HOST_WIDE_INT_PRINT_HEX "," HOST_WIDE_INT_PRINT_HEX ">",
- (unsigned HOST_WIDE_INT) CONST_DOUBLE_LOW (x),
- (unsigned HOST_WIDE_INT) CONST_DOUBLE_HIGH (x));
- cur = safe_concat (buf, cur, t);
+ pp_printf (pp, "<%wx,%wx>",
+ (unsigned HOST_WIDE_INT) CONST_DOUBLE_LOW (x),
+ (unsigned HOST_WIDE_INT) CONST_DOUBLE_HIGH (x));
break;
case CONST_FIXED:
- fixed_to_decimal (t, CONST_FIXED_VALUE (x), sizeof (t));
- cur = safe_concat (buf, cur, t);
+ fixed_to_decimal (tmp, CONST_FIXED_VALUE (x), sizeof (tmp));
+ pp_string (pp, tmp);
break;
case CONST_STRING:
- cur = safe_concat (buf, cur, "\"");
- cur = safe_concat (buf, cur, XSTR (x, 0));
- cur = safe_concat (buf, cur, "\"");
+ pp_printf (pp, "\"%s\"", XSTR (x, 0));
break;
case SYMBOL_REF:
- cur = safe_concat (buf, cur, "`");
- cur = safe_concat (buf, cur, XSTR (x, 0));
- cur = safe_concat (buf, cur, "'");
+ pp_printf (pp, "`%s'", XSTR (x, 0));
break;
case LABEL_REF:
- sprintf (t, "L%d", INSN_UID (XEXP (x, 0)));
- cur = safe_concat (buf, cur, t);
+ pp_printf (pp, "L%d", INSN_UID (LABEL_REF_LABEL (x)));
break;
case CONST:
- print_value (t, XEXP (x, 0), verbose);
- cur = safe_concat (buf, cur, "const(");
- cur = safe_concat (buf, cur, t);
- cur = safe_concat (buf, cur, ")");
- break;
case HIGH:
- print_value (t, XEXP (x, 0), verbose);
- cur = safe_concat (buf, cur, "high(");
- cur = safe_concat (buf, cur, t);
- cur = safe_concat (buf, cur, ")");
+ case STRICT_LOW_PART:
+ pp_printf (pp, "%s(", GET_RTX_NAME (GET_CODE (x)));
+ print_value (pp, XEXP (x, 0), verbose);
+ pp_right_paren (pp);
break;
case REG:
if (REGNO (x) < FIRST_PSEUDO_REGISTER)
{
- int c = reg_names[REGNO (x)][0];
- if (ISDIGIT (c))
- cur = safe_concat (buf, cur, "%");
-
- cur = safe_concat (buf, cur, reg_names[REGNO (x)]);
+ if (ISDIGIT (reg_names[REGNO (x)][0]))
+ pp_modulo (pp);
+ pp_string (pp, reg_names[REGNO (x)]);
}
else
- {
- sprintf (t, "r%d", REGNO (x));
- cur = safe_concat (buf, cur, t);
- }
- if (verbose
-#ifdef INSN_SCHEDULING
- && !current_sched_info
-#endif
- )
- {
- sprintf (t, ":%s", GET_MODE_NAME (GET_MODE (x)));
- cur = safe_concat (buf, cur, t);
- }
+ pp_printf (pp, "r%d", REGNO (x));
+ if (verbose)
+ pp_printf (pp, ":%s", GET_MODE_NAME (GET_MODE (x)));
break;
case SUBREG:
- print_value (t, SUBREG_REG (x), verbose);
- cur = safe_concat (buf, cur, t);
- sprintf (t, "#%d", SUBREG_BYTE (x));
- cur = safe_concat (buf, cur, t);
+ print_value (pp, SUBREG_REG (x), verbose);
+ pp_printf (pp, "#%d", SUBREG_BYTE (x));
break;
case SCRATCH:
- cur = safe_concat (buf, cur, "scratch");
- break;
case CC0:
- cur = safe_concat (buf, cur, "cc0");
- break;
case PC:
- cur = safe_concat (buf, cur, "pc");
+ pp_string (pp, GET_RTX_NAME (GET_CODE (x)));
break;
case MEM:
- print_value (t, XEXP (x, 0), verbose);
- cur = safe_concat (buf, cur, "[");
- cur = safe_concat (buf, cur, t);
- cur = safe_concat (buf, cur, "]");
+ pp_left_bracket (pp);
+ print_value (pp, XEXP (x, 0), verbose);
+ pp_right_bracket (pp);
+ break;
+ case DEBUG_EXPR:
+ pp_printf (pp, "D#%i", DEBUG_TEMP_UID (DEBUG_EXPR_TREE_DECL (x)));
break;
default:
- print_exp (t, x, verbose);
- cur = safe_concat (buf, cur, t);
+ print_exp (pp, x, verbose);
break;
}
} /* print_value */
/* The next step in insn detalization, its pattern recognition. */
void
-print_pattern (char *buf, const_rtx x, int verbose)
+print_pattern (pretty_printer *pp, const_rtx x, int verbose)
{
- char t1[BUF_LEN], t2[BUF_LEN], t3[BUF_LEN];
+ if (! x)
+ {
+ pp_string (pp, "(nil)");
+ return;
+ }
switch (GET_CODE (x))
{
case SET:
- print_value (t1, SET_DEST (x), verbose);
- print_value (t2, SET_SRC (x), verbose);
- sprintf (buf, "%s=%s", t1, t2);
+ print_value (pp, SET_DEST (x), verbose);
+ pp_equal (pp);
+ print_value (pp, SET_SRC (x), verbose);
break;
case RETURN:
- sprintf (buf, "return");
+ case SIMPLE_RETURN:
+ case EH_RETURN:
+ pp_string (pp, GET_RTX_NAME (GET_CODE (x)));
break;
case CALL:
- print_exp (buf, x, verbose);
+ print_exp (pp, x, verbose);
break;
case CLOBBER:
- print_value (t1, XEXP (x, 0), verbose);
- sprintf (buf, "clobber %s", t1);
- break;
case USE:
- print_value (t1, XEXP (x, 0), verbose);
- sprintf (buf, "use %s", t1);
+ pp_printf (pp, "%s ", GET_RTX_NAME (GET_CODE (x)));
+ print_value (pp, XEXP (x, 0), verbose);
+ break;
+ case VAR_LOCATION:
+ pp_string (pp, "loc ");
+ print_value (pp, PAT_VAR_LOCATION_LOC (x), verbose);
break;
case COND_EXEC:
+ pp_left_paren (pp);
if (GET_CODE (COND_EXEC_TEST (x)) == NE
&& XEXP (COND_EXEC_TEST (x), 1) == const0_rtx)
- print_value (t1, XEXP (COND_EXEC_TEST (x), 0), verbose);
+ print_value (pp, XEXP (COND_EXEC_TEST (x), 0), verbose);
else if (GET_CODE (COND_EXEC_TEST (x)) == EQ
&& XEXP (COND_EXEC_TEST (x), 1) == const0_rtx)
{
- t1[0] = '!';
- print_value (t1 + 1, XEXP (COND_EXEC_TEST (x), 0), verbose);
+ pp_exclamation (pp);
+ print_value (pp, XEXP (COND_EXEC_TEST (x), 0), verbose);
}
else
- print_value (t1, COND_EXEC_TEST (x), verbose);
- print_pattern (t2, COND_EXEC_CODE (x), verbose);
- sprintf (buf, "(%s) %s", t1, t2);
+ print_value (pp, COND_EXEC_TEST (x), verbose);
+ pp_string (pp, ") ");
+ print_pattern (pp, COND_EXEC_CODE (x), verbose);
break;
case PARALLEL:
{
int i;
- sprintf (t1, "{");
+ pp_left_brace (pp);
for (i = 0; i < XVECLEN (x, 0); i++)
{
- print_pattern (t2, XVECEXP (x, 0, i), verbose);
- sprintf (t3, "%s%s;", t1, t2);
- strcpy (t1, t3);
+ print_pattern (pp, XVECEXP (x, 0, i), verbose);
+ pp_semicolon (pp);
}
- sprintf (buf, "%s}", t1);
+ pp_right_brace (pp);
}
break;
case SEQUENCE:
- /* Should never see SEQUENCE codes until after reorg. */
- gcc_unreachable ();
+ {
+ const rtx_sequence *seq = as_a <const rtx_sequence *> (x);
+ pp_string (pp, "sequence{");
+ if (INSN_P (seq->element (0)))
+ {
+ /* Print the sequence insns indented. */
+ const char * save_print_rtx_head = print_rtx_head;
+ char indented_print_rtx_head[32];
+
+ pp_newline (pp);
+ gcc_assert (strlen (print_rtx_head) < sizeof (indented_print_rtx_head) - 4);
+ snprintf (indented_print_rtx_head,
+ sizeof (indented_print_rtx_head),
+ "%s ", print_rtx_head);
+ print_rtx_head = indented_print_rtx_head;
+ for (int i = 0; i < seq->len (); i++)
+ print_insn_with_notes (pp, seq->insn (i));
+ pp_printf (pp, "%s ", save_print_rtx_head);
+ print_rtx_head = save_print_rtx_head;
+ }
+ else
+ {
+ for (int i = 0; i < seq->len (); i++)
+ {
+ print_pattern (pp, seq->element (i), verbose);
+ pp_semicolon (pp);
+ }
+ }
+ pp_right_brace (pp);
+ }
+ break;
case ASM_INPUT:
- sprintf (buf, "asm {%s}", XSTR (x, 0));
+ pp_printf (pp, "asm {%s}", XSTR (x, 0));
break;
case ADDR_VEC:
+ for (int i = 0; i < XVECLEN (x, 0); i++)
+ {
+ print_value (pp, XVECEXP (x, 0, i), verbose);
+ pp_semicolon (pp);
+ }
break;
case ADDR_DIFF_VEC:
- print_value (buf, XEXP (x, 0), verbose);
+ for (int i = 0; i < XVECLEN (x, 1); i++)
+ {
+ print_value (pp, XVECEXP (x, 1, i), verbose);
+ pp_semicolon (pp);
+ }
break;
case TRAP_IF:
- print_value (t1, TRAP_CONDITION (x), verbose);
- sprintf (buf, "trap_if %s", t1);
+ pp_string (pp, "trap_if ");
+ print_value (pp, TRAP_CONDITION (x), verbose);
break;
case UNSPEC:
- {
- int i;
-
- sprintf (t1, "unspec{");
- for (i = 0; i < XVECLEN (x, 0); i++)
- {
- print_pattern (t2, XVECEXP (x, 0, i), verbose);
- sprintf (t3, "%s%s;", t1, t2);
- strcpy (t1, t3);
- }
- sprintf (buf, "%s}", t1);
- }
- break;
case UNSPEC_VOLATILE:
- {
- int i;
-
- sprintf (t1, "unspec/v{");
- for (i = 0; i < XVECLEN (x, 0); i++)
- {
- print_pattern (t2, XVECEXP (x, 0, i), verbose);
- sprintf (t3, "%s%s;", t1, t2);
- strcpy (t1, t3);
- }
- sprintf (buf, "%s}", t1);
- }
- break;
+ /* Fallthru -- leave UNSPECs to print_exp. */
default:
- print_value (buf, x, verbose);
+ print_value (pp, x, verbose);
}
} /* print_pattern */
-/* This is the main function in rtl visualization mechanism. It
- accepts an rtx and tries to recognize it as an insn, then prints it
- properly in human readable form, resembling assembler mnemonics.
- For every insn it prints its UID and BB the insn belongs too.
- (Probably the last "option" should be extended somehow, since it
- depends now on sched.c inner variables ...) */
+/* This is the main function in slim rtl visualization mechanism.
+
+ X is an insn, to be printed into PP.
+
+ This function tries to print it properly in human-readable form,
+ resembling assembler mnemonics (instead of the older Lisp-style
+ form).
+
+ If VERBOSE is TRUE, insns are printed with more complete (but
+ longer) pattern names and with extra information, and prefixed
+ with their INSN_UIDs. */
void
-print_insn (char *buf, const_rtx x, int verbose)
+print_insn (pretty_printer *pp, const rtx_insn *x, int verbose)
{
- char t[BUF_LEN];
- const_rtx insn = x;
+ if (verbose)
+ {
+ /* Blech, pretty-print can't print integers with a specified width. */
+ char uid_prefix[32];
+ snprintf (uid_prefix, sizeof uid_prefix, " %4d: ", INSN_UID (x));
+ pp_string (pp, uid_prefix);
+ }
switch (GET_CODE (x))
{
case INSN:
- print_pattern (t, PATTERN (x), verbose);
-#ifdef INSN_SCHEDULING
- if (verbose && current_sched_info)
- sprintf (buf, "%s: %s", (*current_sched_info->print_insn) (x, 1),
- t);
- else
-#endif
- sprintf (buf, " %4d %s", INSN_UID (x), t);
+ print_pattern (pp, PATTERN (x), verbose);
+ break;
+
+ case DEBUG_INSN:
+ {
+ const char *name = "?";
+
+ if (DECL_P (INSN_VAR_LOCATION_DECL (x)))
+ {
+ tree id = DECL_NAME (INSN_VAR_LOCATION_DECL (x));
+ char idbuf[32];
+ if (id)
+ name = IDENTIFIER_POINTER (id);
+ else if (TREE_CODE (INSN_VAR_LOCATION_DECL (x))
+ == DEBUG_EXPR_DECL)
+ {
+ sprintf (idbuf, "D#%i",
+ DEBUG_TEMP_UID (INSN_VAR_LOCATION_DECL (x)));
+ name = idbuf;
+ }
+ else
+ {
+ sprintf (idbuf, "D.%i",
+ DECL_UID (INSN_VAR_LOCATION_DECL (x)));
+ name = idbuf;
+ }
+ }
+ pp_printf (pp, "debug %s => ", name);
+ if (VAR_LOC_UNKNOWN_P (INSN_VAR_LOCATION_LOC (x)))
+ pp_string (pp, "optimized away");
+ else
+ print_pattern (pp, INSN_VAR_LOCATION_LOC (x), verbose);
+ }
break;
+
case JUMP_INSN:
- print_pattern (t, PATTERN (x), verbose);
-#ifdef INSN_SCHEDULING
- if (verbose && current_sched_info)
- sprintf (buf, "%s: jump %s", (*current_sched_info->print_insn) (x, 1),
- t);
- else
-#endif
- sprintf (buf, " %4d %s", INSN_UID (x), t);
+ print_pattern (pp, PATTERN (x), verbose);
break;
case CALL_INSN:
- x = PATTERN (insn);
- if (GET_CODE (x) == PARALLEL)
- {
- x = XVECEXP (x, 0, 0);
- print_pattern (t, x, verbose);
- }
- else
- strcpy (t, "call <...>");
-#ifdef INSN_SCHEDULING
- if (verbose && current_sched_info)
- sprintf (buf, "%s: %s", (*current_sched_info->print_insn) (insn, 1), t);
+ if (GET_CODE (PATTERN (x)) == PARALLEL)
+ print_pattern (pp, XVECEXP (PATTERN (x), 0, 0), verbose);
else
-#endif
- sprintf (buf, " %4d %s", INSN_UID (insn), t);
+ print_pattern (pp, PATTERN (x), verbose);
break;
case CODE_LABEL:
- sprintf (buf, "L%d:", INSN_UID (x));
+ pp_printf (pp, "L%d:", INSN_UID (x));
+ break;
+ case JUMP_TABLE_DATA:
+ pp_string (pp, "jump_table_data{\n");
+ print_pattern (pp, PATTERN (x), verbose);
+ pp_right_brace (pp);
break;
case BARRIER:
- sprintf (buf, "i%4d: barrier", INSN_UID (x));
+ pp_string (pp, "barrier");
break;
case NOTE:
- sprintf (buf, " %4d %s", INSN_UID (x),
- GET_NOTE_INSN_NAME (NOTE_KIND (x)));
- break;
+ {
+ pp_string (pp, GET_NOTE_INSN_NAME (NOTE_KIND (x)));
+ switch (NOTE_KIND (x))
+ {
+ case NOTE_INSN_EH_REGION_BEG:
+ case NOTE_INSN_EH_REGION_END:
+ pp_printf (pp, " %d", NOTE_EH_HANDLER (x));
+ break;
+
+ case NOTE_INSN_BLOCK_BEG:
+ case NOTE_INSN_BLOCK_END:
+ pp_printf (pp, " %d", BLOCK_NUMBER (NOTE_BLOCK (x)));
+ break;
+
+ case NOTE_INSN_BASIC_BLOCK:
+ pp_printf (pp, " %d", NOTE_BASIC_BLOCK (x)->index);
+ break;
+
+ case NOTE_INSN_DELETED_LABEL:
+ case NOTE_INSN_DELETED_DEBUG_LABEL:
+ {
+ const char *label = NOTE_DELETED_LABEL_NAME (x);
+ if (label == NULL)
+ label = "";
+ pp_printf (pp, " (\"%s\")", label);
+ }
+ break;
+
+ case NOTE_INSN_VAR_LOCATION:
+ case NOTE_INSN_CALL_ARG_LOCATION:
+ pp_left_brace (pp);
+ print_pattern (pp, NOTE_VAR_LOCATION (x), verbose);
+ pp_right_brace (pp);
+ break;
+
+ default:
+ break;
+ }
+ break;
+ }
default:
- sprintf (buf, "i%4d <What %s?>", INSN_UID (x),
- GET_RTX_NAME (GET_CODE (x)));
+ gcc_unreachable ();
}
} /* print_insn */
-/* Emit a slim dump of X (an insn) to the file F, including any register
+/* Pretty-print a slim dump of X (an insn) to PP, including any register
note attached to the instruction. */
-void
-dump_insn_slim (FILE *f, rtx x)
-{
- char t[BUF_LEN + 32];
- rtx note;
- print_insn (t, x, 1);
- fputs (t, f);
- putc ('\n', f);
+static void
+print_insn_with_notes (pretty_printer *pp, const rtx_insn *x)
+{
+ pp_string (pp, print_rtx_head);
+ print_insn (pp, x, 1);
+ pp_newline (pp);
if (INSN_P (x) && REG_NOTES (x))
- for (note = REG_NOTES (x); note; note = XEXP (note, 1))
+ for (rtx note = REG_NOTES (x); note; note = XEXP (note, 1))
{
- print_value (t, XEXP (note, 0), 1);
- fprintf (f, " %s: %s\n",
- GET_REG_NOTE_NAME (REG_NOTE_KIND (note)), t);
+ pp_printf (pp, "%s %s ", print_rtx_head,
+ GET_REG_NOTE_NAME (REG_NOTE_KIND (note)));
+ if (GET_CODE (note) == INT_LIST)
+ pp_printf (pp, "%d", XINT (note, 0));
+ else
+ print_pattern (pp, XEXP (note, 0), 1);
+ pp_newline (pp);
}
}
-/* Emit a slim dump of X (an insn) to stderr. */
+/* Print X, an RTL value node, to file F in slim format. Include
+ additional information if VERBOSE is nonzero.
+
+ Value nodes are constants, registers, labels, symbols and
+ memory. */
+
void
-debug_insn_slim (rtx x)
+dump_value_slim (FILE *f, const_rtx x, int verbose)
{
- dump_insn_slim (stderr, x);
+ pretty_printer rtl_slim_pp;
+ rtl_slim_pp.buffer->stream = f;
+ print_value (&rtl_slim_pp, x, verbose);
+ pp_flush (&rtl_slim_pp);
}
-/* Provide a slim dump the instruction chain starting at FIRST to F, honoring
- the dump flags given in FLAGS. Currently, TDF_BLOCKS and TDF_DETAILS
- include more information on the basic blocks. */
+/* Emit a slim dump of X (an insn) to the file F, including any register
+ note attached to the instruction. */
void
-print_rtl_slim_with_bb (FILE *f, rtx first, int flags)
+dump_insn_slim (FILE *f, const rtx_insn *x)
{
- print_rtl_slim (f, first, NULL, -1, flags);
+ pretty_printer rtl_slim_pp;
+ rtl_slim_pp.buffer->stream = f;
+ print_insn_with_notes (&rtl_slim_pp, x);
+ pp_flush (&rtl_slim_pp);
}
-/* Same as above, but stop at LAST or when COUNT == 0.
+/* Same as above, but stop at LAST or when COUNT == 0.
If COUNT < 0 it will stop only at LAST or NULL rtx. */
+
void
-print_rtl_slim (FILE *f, rtx first, rtx last, int count, int flags)
+dump_rtl_slim (FILE *f, const rtx_insn *first, const rtx_insn *last,
+ int count, int flags ATTRIBUTE_UNUSED)
{
- basic_block current_bb = NULL;
- rtx insn, tail;
+ const rtx_insn *insn, *tail;
+ pretty_printer rtl_slim_pp;
+ rtl_slim_pp.buffer->stream = f;
- tail = last ? NEXT_INSN (last) : NULL_RTX;
- for (insn = first;
- (insn != NULL) && (insn != tail) && (count != 0);
+ tail = last ? NEXT_INSN (last) : NULL;
+ for (insn = first;
+ (insn != NULL) && (insn != tail) && (count != 0);
insn = NEXT_INSN (insn))
{
- if ((flags & TDF_BLOCKS)
- && (INSN_P (insn) || NOTE_P (insn))
- && BLOCK_FOR_INSN (insn)
- && !current_bb)
- {
- current_bb = BLOCK_FOR_INSN (insn);
- dump_bb_info (current_bb, true, false, flags, ";; ", f);
- }
+ print_insn_with_notes (&rtl_slim_pp, insn);
+ if (count > 0)
+ count--;
+ }
- dump_insn_slim (f, insn);
+ pp_flush (&rtl_slim_pp);
+}
+
+/* Dumps basic block BB to pretty-printer PP in slim form and without and
+ no indentation, for use as a label of a DOT graph record-node. */
+
+void
+rtl_dump_bb_for_graph (pretty_printer *pp, basic_block bb)
+{
+ rtx_insn *insn;
+ bool first = true;
- if ((flags & TDF_BLOCKS)
- && current_bb
- && insn == BB_END (current_bb))
+ /* TODO: inter-bb stuff. */
+ FOR_BB_INSNS (bb, insn)
+ {
+ if (! first)
{
- dump_bb_info (current_bb, false, true, flags, ";; ", f);
- current_bb = NULL;
+ pp_bar (pp);
+ pp_write_text_to_stream (pp);
}
- if (count > 0)
- count--;
+ first = false;
+ print_insn_with_notes (pp, insn);
+ pp_write_text_as_dot_label_to_stream (pp, /*for_record=*/true);
}
}
-void
-debug_bb_slim (struct basic_block_def *bb)
+/* Pretty-print pattern X of some insn in non-verbose mode.
+ Return a string pointer to the pretty-printer buffer.
+
+ This function is only exported exists only to accommodate some older users
+ of the slim RTL pretty printers. Please do not use it for new code. */
+
+const char *
+str_pattern_slim (const_rtx x)
{
- print_rtl_slim (stderr, BB_HEAD (bb), BB_END (bb), -1, 32);
+ pretty_printer rtl_slim_pp;
+ print_pattern (&rtl_slim_pp, x, 0);
+ return ggc_strdup (pp_formatted_text (&rtl_slim_pp));
}
-void
+/* Emit a slim dump of X (an insn) to stderr. */
+extern void debug_insn_slim (const rtx_insn *);
+DEBUG_FUNCTION void
+debug_insn_slim (const rtx_insn *x)
+{
+ dump_insn_slim (stderr, x);
+}
+
+/* Same as above, but using dump_rtl_slim. */
+extern void debug_rtl_slim (FILE *, const rtx_insn *, const rtx_insn *,
+ int, int);
+DEBUG_FUNCTION void
+debug_rtl_slim (const rtx_insn *first, const rtx_insn *last, int count,
+ int flags)
+{
+ dump_rtl_slim (stderr, first, last, count, flags);
+}
+
+extern void debug_bb_slim (basic_block);
+DEBUG_FUNCTION void
+debug_bb_slim (basic_block bb)
+{
+ dump_bb (stderr, bb, 0, TDF_SLIM | TDF_BLOCKS);
+}
+
+extern void debug_bb_n_slim (int);
+DEBUG_FUNCTION void
debug_bb_n_slim (int n)
{
- struct basic_block_def *bb = BASIC_BLOCK (n);
+ basic_block bb = BASIC_BLOCK_FOR_FN (cfun, n);
debug_bb_slim (bb);
}