i386.c (standard_80387_constant_p): Accept TFmode constants too.

	* i386.c (standard_80387_constant_p): Accept TFmode constants too.
	(init_ext_80387_constants): Likewise.
	(standard_80387_constant_rtx): Likewise.
	* i386.md (atanxf): Disable for TARGET_128BIT_LONG_LONG
	(atantf): Disable for !TARGET_128BIT_LONG_LONG
	(fyl2x_sfxf3, fyl2x_dfxf3): Accept TFmode operands.
	(fyl2x_xfxf3, fyl2x_tfxf3): Enable/disable as needed.
	(fscale_sfxf3, fscale_dfxf3): Accept TFmode operands.
	(fscale_xfxf3, fscale_tfxf3): Enable/disable as needed.
	(frndinttf2): New.
	(f2xm1tf2): New.
	(exp?f2): Use expsf2_tf when needed.
	(exp?f2_tf): New.
	(exptf): New.

From-SVN: r68693

gcc/ChangeLog

+Mon Jun 30 09:52:39 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (standard_80387_constant_p): Accept TFmode constants too.
+	(init_ext_80387_constants): Likewise.
+	(standard_80387_constant_rtx): Likewise.
+	* i386.md (atanxf): Disable for TARGET_128BIT_LONG_LONG
+	(atantf): Disable for !TARGET_128BIT_LONG_LONG
+	(fyl2x_sfxf3, fyl2x_dfxf3): Accept TFmode operands.
+	(fyl2x_xfxf3, fyl2x_tfxf3): Enable/disable as needed.
+	(fscale_sfxf3, fscale_dfxf3): Accept TFmode operands.
+	(fscale_xfxf3, fscale_tfxf3): Enable/disable as needed.
+	(frndinttf2): New.
+	(f2xm1tf2): New.
+	(exp?f2): Use expsf2_tf when needed.
+	(exp?f2_tf): New.
+	(exptf): New.
+
 2003-06-29 Uwe Stieber <uwe@kaos-group.de>
 
 	* config.gcc (sh*-*-kaos*): Put tm_file setting in separate case

gcc/config/i386/i386.c

@@ -4292,7 +4292,8 @@ init_ext_80387_constants ()
     {
       real_from_string (&ext_80387_constants_table[i], cst[i]);
       /* Ensure each constant is rounded to XFmode precision.  */
-      real_convert (&ext_80387_constants_table[i], XFmode,
+      real_convert (&ext_80387_constants_table[i],
+		    TARGET_128BIT_LONG_DOUBLE ? TFmode : XFmode,
 		    &ext_80387_constants_table[i]);
     }
 
@@ -4316,7 +4317,7 @@ standard_80387_constant_p (x)
 
   /* For XFmode constants, try to find a special 80387 instruction on
      those CPUs that benefit from them.  */
-  if (GET_MODE (x) == XFmode
+  if ((GET_MODE (x) == XFmode || GET_MODE (x) == TFmode)
       && x86_ext_80387_constants & TUNEMASK)
     {
       REAL_VALUE_TYPE r;
@@ -4388,7 +4389,8 @@ standard_80387_constant_rtx (idx)
       abort ();
     }
 
-  return CONST_DOUBLE_FROM_REAL_VALUE (ext_80387_constants_table[i], XFmode);
+  return CONST_DOUBLE_FROM_REAL_VALUE (ext_80387_constants_table[i],
+				       TARGET_128BIT_LONG_DOUBLE ? TFmode : XFmode);
 }
 
 /* Return 1 if X is FP constant we can load to SSE register w/o using memory.