rs6000: Remove SPE_CONST_OFFSET_OK

	* config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
	(rs6000_legitimate_offset_address_p): Return false for anything in
	V2SImode or V2SFmode.

From-SVN: r249163

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9e2bfa4..ba35929 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
 
+       * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
+       (rs6000_legitimate_offset_address_p): Return false for anything in
+       V2SImode or V2SFmode.
+
+2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>
+
        * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
        except V2SF and V2SI.  Rearrange the vector modes, and add comments.
        * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index b51ffcc..a1005c0 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -8697,9 +8697,6 @@ legitimate_small_data_p (machine_mode mode, rtx x)
          && small_data_operand (x, mode));
 }
 
-/* SPE offset addressing is limited to 5-bits worth of double words.  */
-#define SPE_CONST_OFFSET_OK(x) (((x) & ~0xf8) == 0)
-
 bool
 rs6000_legitimate_offset_address_p (machine_mode mode, rtx x,
                                    bool strict, bool worst_case)
@@ -8728,8 +8725,8 @@ rs6000_legitimate_offset_address_p (machine_mode mode, rtx x,
     {
     case V2SImode:
     case V2SFmode:
-      /* SPE vector modes.  */
-      return SPE_CONST_OFFSET_OK (offset);
+      /* Paired single modes: offset addressing isn't valid.  */
+      return false;
 
     case DFmode:
     case DDmode: