rtl.def (DEFINE_INSN, [...]): Change output-template slot to format 'T'.
* rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE): Change output-template slot to format 'T'. * rtl.h (XTMPL): New. * read-rtl.c (read_escape): New function. (read_quoted_string, read_braced_string): Use it. (read_rtx): Set star_if_braced from the format string. Use XTMPL where appropriate. * genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the template string. * rtl.c: Include errors.h for sake of rtl_check_failed* routines. Document 'T' in rtx format strings. * Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h. * errors.c (internal_error): Add missing ": " at end of string. * i860.md: Change triple backslashes to double backslashes at ends of lines in output templates. From-SVN: r43665
This commit is contained in:
Zack Weinberg
parent
07804c3b7d
commit
1f3b37a3d5
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@ -1,3 +1,23 @@
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2001-06-30 Zack Weinberg <zackw@stanford.edu>
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* rtl.def (DEFINE_INSN, DEFINE_INSN_AND_SPLIT, DEFINE_PEEPHOLE):
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Change output-template slot to format 'T'.
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* rtl.h (XTMPL): New.
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* read-rtl.c (read_escape): New function.
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(read_quoted_string, read_braced_string): Use it.
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(read_rtx): Set star_if_braced from the format string.
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Use XTMPL where appropriate.
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* genoutput.c (gen_insn, gen_peephole): Use XTMPL to get the
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template string.
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* rtl.c: Include errors.h for sake of rtl_check_failed* routines.
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Document 'T' in rtx format strings.
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* Makefile.in (rtl.o, $(HOST_PREFIX_1)rtl.o): Depend on errors.h.
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* errors.c (internal_error): Add missing ": " at end of string.
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* i860.md: Change triple backslashes to double backslashes at
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ends of lines in output templates.
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2001-06-29 Nick Clifton <nickc@cambridge.redhat.com>
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* gcc.c (process_command): Append a DIR_SEPARATOR to a path
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@ -1015,7 +1035,7 @@ Mon Jun 18 12:50:49 2001 Jeffrey A Law (law@cygnus.com)
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(delete_unreachable_blocks): Use find_unreachable_blocks.
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* basic-block.h (find_unreachable_blocks): Declare.
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* dce.c (eliminate_dead_code): Fix formatting glitch.
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* dce.c (eliminate_dead_code): Fix formatting glitch.
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2001-06-18 Jason Merrill <jason_merrill@redhat.com>
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@ -1345,7 +1345,7 @@ toplev.o : toplev.c $(CONFIG_H) $(SYSTEM_H) $(TREE_H) $(RTL_H) function.h \
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-c $(srcdir)/toplev.c
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main.o : main.c toplev.h
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rtl.o : rtl.c $(GCONFIG_H) $(SYSTEM_H) $(RTL_H) real.h $(GGC_H)
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rtl.o : rtl.c $(GCONFIG_H) $(SYSTEM_H) $(RTL_H) real.h $(GGC_H) errors.h
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$(CC) -c $(ALL_CFLAGS) -DGENERATOR_FILE $(ALL_CPPFLAGS) $(INCLUDES) $< $(OUTPUT_OPTION)
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print-rtl.o : print-rtl.c $(GCONFIG_H) $(SYSTEM_H) $(RTL_H) hard-reg-set.h \
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@ -1822,7 +1822,7 @@ gengenrtl.o : gengenrtl.c $(RTL_BASE_H) $(HCONFIG_H) $(SYSTEM_H) real.h
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# and HOST_PREFIX_1 is `foobar', just to ensure these rules don't conflict
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# with the rules for rtl.o, etc.
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$(HOST_PREFIX_1)rtl.o: $(srcdir)/rtl.c $(HCONFIG_H) $(SYSTEM_H) $(RTL_H) \
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$(GGC_H)
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$(GGC_H) errors.h
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rm -f $(HOST_PREFIX)rtl.c
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sed -e 's/config[.]h/hconfig.h/' $(srcdir)/rtl.c > $(HOST_PREFIX)rtl.c
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$(HOST_CC) -c $(HOST_CFLAGS) $(HOST_CPPFLAGS) $(INCLUDES) $(HOST_PREFIX)rtl.c
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@ -1958,17 +1958,17 @@
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cc_status.flags |= CC_KNOW_HI_R31;
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cc_status.flags &= ~CC_HI_R31_ADJ;
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cc_status.mdep = CONST2_RTX (SFmode);
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return \"frcp.dd %2,%3\;fmul.dd %2,%3,%0\;fmov.dd %?f0,%4\;\\\
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orh 0x4000,%?r0,%?r31\;ixfr %?r31,%R4\;fsub.dd %4,%0,%0\;\\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\\
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return \"frcp.dd %2,%3\;fmul.dd %2,%3,%0\;fmov.dd %?f0,%4\;\\
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orh 0x4000,%?r0,%?r31\;ixfr %?r31,%R4\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%1,%3\;fmul.dd %0,%3,%0\";
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}
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else
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return \"frcp.dd %2,%3\;fmul.dd %2,%3,%0\;fmov.dd %?f0,%4\;\\\
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ixfr %?r31,%R4\;fsub.dd %4,%0,%0\;\\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\\
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return \"frcp.dd %2,%3\;fmul.dd %2,%3,%0\;fmov.dd %?f0,%4\;\\
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ixfr %?r31,%R4\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%0,%3\;fmul.dd %2,%3,%0\;fsub.dd %4,%0,%0\;\\
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fmul.dd %3,%1,%3\;fmul.dd %0,%3,%0\";
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}")
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@ -1991,9 +1991,9 @@ fmul.dd %3,%1,%3\;fmul.dd %0,%3,%0\";
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cc_status.mdep = CONST2_RTX (SFmode);
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output_asm_insn (\"orh 0x4000,%?r0,%?r31\", operands);
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}
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return \"ixfr %?r31,%4\;frcp.ss %2,%0\;\\\
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fmul.ss %2,%0,%3\;fsub.ss %4,%3,%3\;fmul.ss %0,%3,%0\;\\\
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fmul.ss %2,%0,%3\;fsub.ss %4,%3,%3\;\\\
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return \"ixfr %?r31,%4\;frcp.ss %2,%0\;\\
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fmul.ss %2,%0,%3\;fsub.ss %4,%3,%3\;fmul.ss %0,%3,%0\;\\
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fmul.ss %2,%0,%3\;fsub.ss %4,%3,%3\;\\
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fmul.ss %1,%0,%4\;fmul.ss %3,%4,%0\";
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}")
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@ -121,7 +121,7 @@ internal_error VPARAMS ((const char *format, ...))
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format = va_arg (ap, const char *);
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#endif
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fprintf (stderr, "%s: Internal error", progname);
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fprintf (stderr, "%s: Internal error: ", progname);
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vfprintf (stderr, format, ap);
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va_end (ap);
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fputc ('\n', stderr);
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@ -808,7 +808,7 @@ gen_insn (insn, lineno)
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validate_insn_operands (d);
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validate_insn_alternatives (d);
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place_operands (d);
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process_template (d, XSTR (insn, 3));
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process_template (d, XTMPL (insn, 3));
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}
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/* Look at a define_peephole just read. Assign its code number.
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@ -849,7 +849,7 @@ gen_peephole (peep, lineno)
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validate_insn_alternatives (d);
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place_operands (d);
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process_template (d, XSTR (peep, 2));
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process_template (d, XTMPL (peep, 2));
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}
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/* Process a define_expand just read. Assign its code number,
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112
gcc/read-rtl.c
112
gcc/read-rtl.c
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@ -37,6 +37,7 @@ static void read_name PARAMS ((char *, FILE *));
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static char *read_string PARAMS ((struct obstack *, FILE *, int));
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static char *read_quoted_string PARAMS ((struct obstack *, FILE *));
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static char *read_braced_string PARAMS ((struct obstack *, FILE *));
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static void read_escape PARAMS ((struct obstack *, FILE *));
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static unsigned def_hash PARAMS ((const void *));
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static int def_name_eq_p PARAMS ((const void *, const void *));
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static void read_constants PARAMS ((FILE *infile, char *tmp_char));
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@ -211,6 +212,60 @@ read_name (str, infile)
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}
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}
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/* Subroutine of the string readers. Handles backslash escapes.
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Caller has read the backslash, but not placed it into the obstack. */
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static void
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read_escape (ob, infile)
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struct obstack *ob;
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FILE *infile;
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{
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int c = getc (infile);
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switch (c)
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{
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/* Backslash-newline is replaced by nothing, as in C. */
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case '\n':
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read_rtx_lineno++;
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return;
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/* \" \' \\ are replaced by the second character. */
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case '\\':
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case '"':
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case '\'':
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break;
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/* Standard C string escapes:
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\a \b \f \n \r \t \v
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\[0-7] \x
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all are passed through to the output string unmolested.
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In normal use these wind up in a string constant processed
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by the C compiler, which will translate them appropriately.
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We do not bother checking that \[0-7] are followed by up to
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two octal digits, or that \x is followed by N hex digits.
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\? \u \U are left out because they are not in traditional C. */
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case 'a': case 'b': case 'f': case 'n': case 'r': case 't': case 'v':
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case '0': case '1': case '2': case '3': case '4': case '5': case '6':
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case '7': case 'x':
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obstack_1grow (ob, '\\');
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break;
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/* \; makes stuff for a C string constant containing
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newline and tab. */
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case ';':
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obstack_grow (ob, "\\n\\t", 4);
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return;
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/* pass anything else through, but issue a warning. */
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default:
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fprintf (stderr, "%s:%d: warning: unrecognized escape \\%c\n",
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read_rtx_filename, read_rtx_lineno, c);
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obstack_1grow (ob, '\\');
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break;
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}
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obstack_1grow (ob, c);
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}
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/* Read a double-quoted string onto the obstack. Caller has scanned
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the leading quote. */
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static char *
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@ -226,27 +281,8 @@ read_quoted_string (ob, infile)
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read_rtx_lineno++;
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else if (c == '\\')
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{
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c = getc (infile); /* Read the string */
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/* \; makes stuff for a C string constant containing
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newline and tab. */
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if (c == ';')
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{
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obstack_grow (ob, "\\n\\t", 4);
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continue;
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}
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else if (c == '\n')
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/* \-newline: delete the backslash and update our idea of
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the line number. */
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read_rtx_lineno++;
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else if (c == '\\' || c == '"')
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; /* \", \\ are a literal quote and backslash. */
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else
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/* Backslash escapes we do not recognize are left unmolested.
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They may be handled by the C compiler (e.g. \n, \t) */
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{
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ungetc (c, infile); /* put it back */
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c = '\\';
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}
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read_escape (ob, infile);
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continue;
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}
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else if (c == '"')
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break;
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@ -281,27 +317,8 @@ read_braced_string (ob, infile)
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brace_depth--;
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else if (c == '\\')
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{
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c = getc (infile); /* Read the string */
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/* \; makes stuff for a C string constant containing
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newline and tab. */
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if (c == ';')
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{
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obstack_grow (ob, "\\n\\t", 4);
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continue;
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}
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else if (c == '\n')
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/* \-newline: delete the backslash and update our idea of
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the line number. */
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read_rtx_lineno++;
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else if (c == '\\')
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; /* \\ is a literal backslash */
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else
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/* Backslash escapes we do not recognize are left unmolested.
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They may be handled by the C compiler (e.g. \n, \t) */
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{
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ungetc (c, infile); /* put it back */
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c = '\\';
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}
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read_escape (ob, infile);
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continue;
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}
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obstack_1grow (ob, c);
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@ -643,6 +660,7 @@ again:
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break;
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}
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case 'T':
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case 's':
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{
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char *stringbuf;
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@ -651,10 +669,7 @@ again:
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DEFINE_INSN_AND_SPLIT, or DEFINE_PEEPHOLE automatically
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gets a star inserted as its first character, if it is
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written with a brace block instead of a string constant. */
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int star_if_braced =
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((i == 3 && (GET_CODE (return_rtx) == DEFINE_INSN
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|| GET_CODE (return_rtx) == DEFINE_INSN_AND_SPLIT))
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|| (i == 2 && GET_CODE (return_rtx) == DEFINE_PEEPHOLE));
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int star_if_braced = (format_ptr[-1] == 'T');
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stringbuf = read_string (&rtl_obstack, infile, star_if_braced);
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@ -680,7 +695,10 @@ again:
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stringbuf = (char *) obstack_finish (&rtl_obstack);
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}
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XSTR (return_rtx, i) = stringbuf;
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if (star_if_braced)
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XTMPL (return_rtx, i) = stringbuf;
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else
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XSTR (return_rtx, i) = stringbuf;
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}
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break;
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@ -24,6 +24,7 @@ Boston, MA 02111-1307, USA. */
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#include "rtl.h"
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#include "real.h"
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#include "ggc.h"
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#include "errors.h"
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/* Calculate the format for CONST_DOUBLE. This depends on the relative
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@ -230,6 +231,8 @@ const char * const rtx_format[] = {
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prints the string
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"S" like "s", but optional:
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the containing rtx may end before this operand
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"T" like "s", but treated specially by the RTL reader;
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only found in machine description patterns.
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"e" a pointer to an rtl expression
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prints the expression
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"E" a pointer to a vector that points to a number of rtl expressions
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@ -184,7 +184,7 @@ DEF_RTL_EXPR(MATCH_INSN, "match_insn", "is", 'm')
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template to use.
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4: optionally, a vector of attributes for this insn.
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*/
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DEF_RTL_EXPR(DEFINE_INSN, "define_insn", "sEssV", 'x')
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DEF_RTL_EXPR(DEFINE_INSN, "define_insn", "sEsTV", 'x')
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/* Definition of a peephole optimization.
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1st operand: vector of insn patterns to match
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@ -192,7 +192,7 @@ DEF_RTL_EXPR(DEFINE_INSN, "define_insn", "sEssV", 'x')
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3rd operand: template or C code to produce assembler output.
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4: optionally, a vector of attributes for this insn.
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*/
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DEF_RTL_EXPR(DEFINE_PEEPHOLE, "define_peephole", "EssV", 'x')
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DEF_RTL_EXPR(DEFINE_PEEPHOLE, "define_peephole", "EsTV", 'x')
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/* Definition of a split operation.
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1st operand: insn pattern to match
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@ -229,7 +229,7 @@ DEF_RTL_EXPR(DEFINE_SPLIT, "define_split", "EsES", 'x')
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elements of `recog_operand' for use by the vector of insn-patterns.
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(`operands' is an alias here for `recog_operand').
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7: optionally, a vector of attributes for this insn. */
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DEF_RTL_EXPR(DEFINE_INSN_AND_SPLIT, "define_insn_and_split", "sEsssESV", 'x')
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DEF_RTL_EXPR(DEFINE_INSN_AND_SPLIT, "define_insn_and_split", "sEsTsESV", 'x')
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/* Definition of an RTL peephole operation.
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Follows the same arguments as define_split. */
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@ -320,6 +320,7 @@ extern void rtvec_check_failed_bounds PARAMS ((rtvec, int,
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#define XBITMAP(RTX, N) (RTL_CHECK1(RTX, N, 'b').rtbit)
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#define XTREE(RTX, N) (RTL_CHECK1(RTX, N, 't').rttree)
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#define XBBDEF(RTX, N) (RTL_CHECK1(RTX, N, 'B').bb)
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#define XTMPL(RTX, N) (RTL_CHECK1(RTX, N, 'T').rtstr)
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#define XVECEXP(RTX, N, M) RTVEC_ELT (XVEC (RTX, N), M)
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#define XVECLEN(RTX, N) GET_NUM_ELEM (XVEC (RTX, N))
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