invoke.texi (i386 Options): -mwide-multiply is not available anymore, remove the documentation.

	* doc/invoke.texi (i386 Options): -mwide-multiply is not
	available anymore, remove the documentation.
	(i386 Options): Fix typo, cleanup index entries.

	* prefix.c (concat): Remove, we can use the version from liberty.

From-SVN: r45400

gcc/ChangeLog

+2001-09-05  Andreas Jaeger  <aj@suse.de>
+
+	* doc/invoke.texi (i386 Options): -mwide-multiply is not
+	available anymore, remove the documentation.
+	(i386 Options): Fix typo, cleanup index entries.
+
+	* prefix.c (concat): Remove, we can use the version from liberty.
+
 2001-09-05  Richard Henderson  <rth@redhat.com>
 
 	* config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
@@ -72,7 +80,7 @@ Tue Sep  4 11:16:35 2001  Jeffrey A Law  (law@cygnus.com)
 	* config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
 	references.  Replace TYPE_{UNARY,BINARY,MOVE} references with
 	TYPE_IALU.
-	
+
 	Simplify length insn attribute and make more judicious use
 	of insn attribute defaulting.
 	* config/sparc/sparc.md (all insns with length > one): Mark as
@@ -85,7 +93,7 @@ Tue Sep  4 11:16:35 2001  Jeffrey A Law  (law@cygnus.com)
 	(addx): Set insn type to misc.
 	(mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
 	const_umulsidi3_sp64): Set insn type to imul.
-	
+
 	Track SFmode vs DFmode insns according to UltraSPARC
 	scheduling rules.
 	* config/sparc/sparc.md ("fptype"): New attribute, default

gcc/doc/invoke.texi

@@ -7494,8 +7494,6 @@ produce code that runs somewhat faster on a @samp{Pentium} at the
 expense of more memory.
 
 @item -m128bit-long-double
-@itemx -m128bit-long-double
-@opindex m128bit-long-double
 @opindex m128bit-long-double
 Control the size of @code{long double} type. i386 application binary interface
 specify the size to be 12 bytes, while modern architectures (Pentium and newer)
@@ -7508,8 +7506,6 @@ well as function calling convention for function taking @code{long double}
 will be modified.
 
 @item -m96bit-long-double
-@itemx -m96bit-long-double
-@opindex m96bit-long-double
 @opindex m96bit-long-double
 Set the size of @code{long double} to 96 bits as required by the i386
 application binary interface.  This is the default.
@@ -7522,14 +7518,6 @@ Control whether GCC places uninitialized local variables into the
 @code{bss} or @code{data} segments.  @option{-msvr3-shlib} places them
 into @code{bss}.  These options are meaningful only on System V Release 3.
 
-@item -mno-wide-multiply
-@itemx -mwide-multiply
-@opindex mno-wide-multiply
-@opindex mwide-multiply
-Control whether GCC uses the @code{mul} and @code{imul} that produce
-64-bit results in @code{eax:edx} from 32-bit operands to do @code{long
-long} multiplies and 32-bit division by constants.
-
 @item -mrtd
 @opindex mrtd
 Use a different function-calling convention, in which functions that
@@ -7596,7 +7584,9 @@ may want to reduce the preferred alignment to
 @option{-mpreferred-stack-boundary=2}.
 
 @item -mpush-args
+@itemx -mno-push-args
 @opindex mpush-args
+@opindex mno-push-args
 Use PUSH operations to store outgoing parameters.  This method is shorter
 and usually equally fast as method using SUB/MOV operations and is enabled
 by default.  In some cases disabling it may improve performance because of
@@ -7605,7 +7595,7 @@ improved scheduling and reduced dependencies.
 @item -maccumulate-outgoing-args
 @opindex maccumulate-outgoing-args
 If enabled, the maximum amount of space required for outgoing arguments will be
-computed in the function prologue.  This in faster on most modern CPUs
+computed in the function prologue.  This is faster on most modern CPUs
 because of reduced dependencies, improved scheduling and reduced stack usage
 when preferred stack boundary is not equal to 2.  The drawback is a notable
 increase in code size.  This switch implies @option{-mno-push-args}.

gcc/prefix.c

 /* Utility to update paths from internal to external forms.
-   Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -108,62 +108,6 @@ get_key_value (key)
   return prefix;
 }
 
-/* Concatenate a sequence of strings, returning the result.
-
-   This function is based on the one in libiberty.  */
-
-char *
-concat VPARAMS ((const char *first, ...))
-{
-  register int length;
-  register char *newstr;
-  register char *end;
-  register const char *arg;
-  va_list args;
-#ifndef ANSI_PROTOTYPES
-  const char *first;
-#endif
-
-  /* First compute the size of the result and get sufficient memory.  */
-
-  VA_START (args, first);
-#ifndef ANSI_PROTOTYPES
-  first = va_arg (args, const char *);
-#endif
-
-  arg = first;
-  length = 0;
-
-  while (arg != 0)
-    {
-      length += strlen (arg);
-      arg = va_arg (args, const char *);
-    }
-
-  newstr = (char *) xmalloc (length + 1);
-  va_end (args);
-
-  /* Now copy the individual pieces to the result string.  */
-
-  VA_START (args, first);
-#ifndef ANSI_PROTOTYPES
-  first = va_arg (args, char *);
-#endif
-
-  end = newstr;
-  arg = first;
-  while (arg != 0)
-    {
-      while (*arg)
-	*end++ = *arg++;
-      arg = va_arg (args, const char *);
-    }
-  *end = '\000';
-  va_end (args);
-
-  return (newstr);
-}
-
 /* Return a copy of a string that has been placed in the heap.  */
 
 static char *