bfin.opt (minline-plt): Add.

	* config/bfin/bfin.opt (minline-plt): Add.
	* config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
	call to global functions.
	* doc/invoke.texi (Option Summary): Mention -minline-plt.
	(Blackfin Options): Document -minline-plt.

From-SVN: r127886

gcc/ChangeLog

+2007-08-28  Jie Zhang  <jie.zhang@analog.com>
+
+	* config/bfin/bfin.opt (minline-plt): Add.
+	* config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
+	call to global functions.
+	* doc/invoke.texi (Option Summary): Mention -minline-plt.
+	(Blackfin Options): Document -minline-plt.
+
 2007-08-28  Nathan Sidwell  <nathan@codesourcery.com>
 
 	* config/m68k/m68k.c (m68k_get_function_kind): Assert we're never

gcc/config/bfin/bfin.c

@@ -1880,7 +1880,10 @@ bfin_expand_call (rtx retval, rtx fnaddr, rtx callarg1, rtx cookie, int sibcall)
   if (TARGET_FDPIC)
     {
       if (GET_CODE (callee) != SYMBOL_REF
-	  || bfin_longcall_p (callee, INTVAL (cookie)))
+	  || bfin_longcall_p (callee, INTVAL (cookie))
+	  || (GET_CODE (callee) == SYMBOL_REF
+	      && !SYMBOL_REF_LOCAL_P (callee)
+	      && TARGET_INLINE_PLT))
 	{
 	  rtx addr = callee;
 	  if (! address_operand (addr, Pmode))

gcc/config/bfin/bfin.opt

@@ -72,6 +72,10 @@ mfdpic
 Target Report Mask(FDPIC)
 Enable Function Descriptor PIC mode
 
+minline-plt
+Target Report Mask(INLINE_PLT)
+Enable inlining of PLT in function calls
+
 mstack-check-l1
 Target Report Mask(STACK_CHECK_L1)
 Do stack checking using bounds in L1 scratch memory

gcc/doc/invoke.texi

@@ -450,7 +450,7 @@ Objective-C and Objective-C++ Dialects}.
 -mstack-check-l1  -mid-shared-library  -mno-id-shared-library @gol
 -mshared-library-id=@var{n}  -mleaf-id-shared-library @gol
 -mno-leaf-id-shared-library  -msep-data  -mno-sep-data  -mlong-calls @gol
--mno-long-calls -mfast-fp}
+-mno-long-calls -mfast-fp -minline-plt}
 
 @emph{CRIS Options}
 @gccoptlist{-mcpu=@var{cpu}  -march=@var{cpu}  -mtune=@var{cpu} @gol
@@ -8618,6 +8618,11 @@ function calls via function pointers.
 Link with the fast floating-point library. This library relaxes some of
 the IEEE floating-point standard's rules for checking inputs against
 Not-a-Number (NAN), in the interest of performance.
+
+@item -minline-plt
+@opindex minline-plt
+Enable inlining of PLT entries in function calls to functions that are
+not known to bind locally.  It has no effect without @option{-mfdpic}.
 @end table
 
 @node CRIS Options