re PR target/35373 (bootstraping on powerpc with 128bit long double fails with revisi...

	PR target/35373
	* config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
	reg+const addressing for Altivec modes.  Don't generate reg+reg
	addressing for TFmode or TDmode quantities.

From-SVN: r133008

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 783ad5e..b7b8dda 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
+
+       PR target/35373
+       * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
+       reg+const addressing for Altivec modes.  Don't generate reg+reg
+       addressing for TFmode or TDmode quantities.
+
 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
 
        * c-common.c (vector_types_convertible_p): Call langhook

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 781e50e..a979799 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -3615,6 +3615,7 @@ rs6000_legitimize_address (rtx x, rtx oldx ATTRIBUTE_UNUSED,
       && GET_CODE (XEXP (x, 1)) == CONST_INT
       && (unsigned HOST_WIDE_INT) (INTVAL (XEXP (x, 1)) + 0x8000) >= 0x10000
       && !(SPE_VECTOR_MODE (mode)
+          || ALTIVEC_VECTOR_MODE (mode)
           || (TARGET_E500_DOUBLE && (mode == DFmode || mode == TFmode
                                      || mode == DImode))))
     {
@@ -3632,11 +3633,12 @@ rs6000_legitimize_address (rtx x, rtx oldx ATTRIBUTE_UNUSED,
           && GET_MODE_NUNITS (mode) == 1
           && ((TARGET_HARD_FLOAT && TARGET_FPRS)
               || TARGET_POWERPC64
-              || (((mode != DImode && mode != DFmode && mode != DDmode)
-                   || TARGET_E500_DOUBLE)
-                  && mode != TFmode && mode != TDmode))
+              || ((mode != DImode && mode != DFmode && mode != DDmode)
+                  || TARGET_E500_DOUBLE))
           && (TARGET_POWERPC64 || mode != DImode)
-          && mode != TImode)
+          && mode != TImode
+          && mode != TFmode
+          && mode != TDmode)
     {
       return gen_rtx_PLUS (Pmode, XEXP (x, 0),
                           force_reg (Pmode, force_operand (XEXP (x, 1), 0)));