* toplev.c (flag_dump_rtl_in_asm): Define.
(decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
if -dP is specified.
* rtl.h (print_rtx_head): Declare.
* print-rtl.c (print_rtx_head): Define.
(print_rtx): Print the string pointed to by print_rtx_head
at beginning of each dump line.
(print_rtl): Likewise.
(print_rtl_single): Likewise.
* final.c (final_scan_insn): Dump the insn in the assembly
file for debugging.
* gcc.1: Document -dP option.
* invoke.texi (Debugging Options): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@36394
138bc75d-0d04-0410-961f-
82ee72b054a4
2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+ * flags.h (flag_dump_rtl_in_asm): Declare.
+ * toplev.c (flag_dump_rtl_in_asm): Define.
+ (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
+ if -dP is specified.
+ * rtl.h (print_rtx_head): Declare.
+ * print-rtl.c (print_rtx_head): Define.
+ (print_rtx): Print the string pointed to by print_rtx_head
+ at beginning of each dump line.
+ (print_rtl): Likewise.
+ (print_rtl_single): Likewise.
+ * final.c (final_scan_insn): Dump the insn in the assembly
+ file for debugging.
+ * gcc.1: Document -dP option.
+ * invoke.texi (Debugging Options): Likewise.
+
+2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
* md.texi (Machine Constraints): Document the 68HC11 constraints.
* install.texi (Configurations): Document the 68HC11&68HC12 port.
* invoke.texi (Option Summary, M68hc1x Options): Document the options.
extract_insn (insn);
cleanup_subreg_operands (insn);
+ /* Dump the insn in the assembly for debugging. */
+ if (flag_dump_rtl_in_asm)
+ {
+ print_rtx_head = ASM_COMMENT_START;
+ print_rtl_single (asm_out_file, insn);
+ print_rtx_head = "";
+ }
+
if (! constrain_operands (1))
fatal_insn_not_found (insn);
extern int flag_debug_asm;
+extern int flag_dump_rtl_in_asm;
+
/* -fgnu-linker specifies use of the GNU linker for initializations.
-fno-gnu-linker says that collect will be used. */
extern int flag_gnu_linker;
.if n .sp
.if t .sp 0.4
..
-.Id $Id: gcc.1,v 1.15 2000/05/17 08:15:25 cagney Exp $
+.Id $Id: gcc.1,v 1.16 2000/09/11 06:10:30 ciceron Exp $
.TH GCC 1 "\*(Dt" "GNU Tools" "GNU Tools"
.SH NAME
gcc, g++ \- GNU project C and C++ Compiler (gcc-2.96)
Annotate the assembler output with a comment indicating which
pattern and alternative was used.
.TP
+.B \-dP
+Dump the RTL in the assembler output as a comment before each instruction.
+Also turns on
+.B \-dp
+annotation.
+.TP
.B \-fpretend\-float
When running a cross-compiler, pretend that the target machine uses the
same floating point format as the host machine. This causes incorrect
static void print_rtx PARAMS ((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
+ the assembly output file. */
+char *print_rtx_head = "";
+
/* Nonzero means suppress output of instruction numbers and line number
notes in debugging dumps.
This must be defined here so that programs like gencodes can be linked. */
if (sawclose)
{
- fprintf (outfile, "\n%s",
- (xspaces + (sizeof xspaces - 1 - indent * 2)));
+ fprintf (outfile, "\n%s%s",
+ print_rtx_head,
+ (xspaces + (sizeof xspaces - 1 - indent * 2)));
sawclose = 0;
}
indent += 2;
if (sawclose)
{
- fprintf (outfile, "\n%s",
+ fprintf (outfile, "\n%s%s",
+ print_rtx_head,
(xspaces + (sizeof xspaces - 1 - indent * 2)));
sawclose = 0;
}
indent -= 2;
}
if (sawclose)
- fprintf (outfile, "\n%s",
+ fprintf (outfile, "\n%s%s",
+ print_rtx_head,
(xspaces + (sizeof xspaces - 1 - indent * 2)));
fputs ("] ", outfile);
sawclose = 0;
if (rtx_first == 0)
- fputs ("(nil)\n", outf);
+ {
+ fputs (print_rtx_head, outf);
+ fputs ("(nil)\n", outf);
+ }
else
switch (GET_CODE (rtx_first))
{
if (! flag_dump_unnumbered
|| GET_CODE (tmp_rtx) != NOTE || NOTE_LINE_NUMBER (tmp_rtx) < 0)
{
+ fputs (print_rtx_head, outfile);
print_rtx (tmp_rtx);
fprintf (outfile, "\n");
}
break;
default:
+ fputs (print_rtx_head, outfile);
print_rtx (rtx_first);
}
}
if (! flag_dump_unnumbered
|| GET_CODE (x) != NOTE || NOTE_LINE_NUMBER (x) < 0)
{
+ fputs (print_rtx_head, outfile);
print_rtx (x);
putc ('\n', outf);
return 1;
extern void fix_sched_param PARAMS ((const char *, const char *));
/* In print-rtl.c */
+extern char *print_rtx_head;
extern void debug_rtx PARAMS ((rtx));
extern void debug_rtx_list PARAMS ((rtx, int));
extern void debug_rtx_range PARAMS ((rtx, rtx));
int flag_debug_asm = 0;
+/* -dP causes the rtl to be emitted as a comment in assembly. */
+
+int flag_dump_rtl_in_asm = 0;
+
/* -fgnu-linker specifies use of the GNU linker for initializations.
(Or, more generally, a linker that handles initializations.)
-fno-gnu-linker says that collect2 will be used. */
case 'p':
flag_print_asm_name = 1;
break;
+ case 'P':
+ flag_dump_rtl_in_asm = 1;
+ flag_print_asm_name = 1;
+ break;
case 'v':
graph_dump_format = vcg;
break;