Fix bugs in -mvsx-scalar-memory and -mvsx-scalar-double

From-SVN: r183048

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8e1959ad81d9cdef5fcc4f0e1f2be66cf377aa23..c24ea000c1f6b2ff93a20b59825bce75c273bbe5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+
+       * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
+       reload patterns if -mvsx-scalar-memory.
+
+       * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
+       generated, even -mno-vsx-scalar-double was used.
+       (vsx_xscvdpsp_scalar): Likewise.
+       (vsx_xscvspdp_scalar2): Likewise.
+
 2012-01-09  Tom de Vries  <tom@codesourcery.com>
            Andrew Pinski  <apinski@cavium.com>
 

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 932bd83902d25495d8cf764dd6781ce49c4f16b5..5329153342893c3bc71cb45d56d9d40700726f5f 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -1,6 +1,7 @@
 /* Subroutines used for code generation on IBM RS/6000.
    Copyright (C) 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
+   2012
    Free Software Foundation, Inc.
    Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
 
@@ -2332,6 +2333,11 @@ rs6000_init_hard_regno_mode_ok (bool global_init_p)
          rs6000_vector_reload[V4SFmode][1]  = CODE_FOR_reload_v4sf_di_load;
          rs6000_vector_reload[V2DFmode][0]  = CODE_FOR_reload_v2df_di_store;
          rs6000_vector_reload[V2DFmode][1]  = CODE_FOR_reload_v2df_di_load;
+         if (TARGET_VSX && TARGET_VSX_SCALAR_MEMORY)
+           {
+             rs6000_vector_reload[DFmode][0]  = CODE_FOR_reload_df_di_store;
+             rs6000_vector_reload[DFmode][1]  = CODE_FOR_reload_df_di_load;
+           }
        }
       else
        {
@@ -2347,6 +2353,11 @@ rs6000_init_hard_regno_mode_ok (bool global_init_p)
          rs6000_vector_reload[V4SFmode][1]  = CODE_FOR_reload_v4sf_si_load;
          rs6000_vector_reload[V2DFmode][0]  = CODE_FOR_reload_v2df_si_store;
          rs6000_vector_reload[V2DFmode][1]  = CODE_FOR_reload_v2df_si_load;
+         if (TARGET_VSX && TARGET_VSX_SCALAR_MEMORY)
+           {
+             rs6000_vector_reload[DFmode][0]  = CODE_FOR_reload_df_si_store;
+             rs6000_vector_reload[DFmode][1]  = CODE_FOR_reload_df_si_load;
+           }
        }
     }
 

diff --git a/gcc/config/rs6000/vsx.md b/gcc/config/rs6000/vsx.md
index 634bd23f4370266e6e1baa9633569643bc864461..c23a835367f3fbd6315357150ff27bf19a11c5c5 100644 (file)
--- a/gcc/config/rs6000/vsx.md
+++ b/gcc/config/rs6000/vsx.md
@@ -1,5 +1,5 @@
 ;; VSX patterns.
-;; Copyright (C) 2009, 2010, 2011
+;; Copyright (C) 2009, 2010, 2011, 2012
 ;; Free Software Foundation, Inc.
 ;; Contributed by Michael Meissner <meissner@linux.vnet.ibm.com>
 
@@ -919,7 +919,7 @@
   [(set (match_operand:DF 0 "vsx_register_operand" "=ws,?wa")
        (unspec:DF [(match_operand:V4SF 1 "vsx_register_operand" "wa,wa")]
                   UNSPEC_VSX_CVSPDP))]
-  "VECTOR_UNIT_VSX_P (DFmode)"
+  "VECTOR_UNIT_VSX_P (V4SFmode)"
   "xscvspdp %x0,%x1"
   [(set_attr "type" "fp")])
 
@@ -929,7 +929,7 @@
   [(set (match_operand:V4SF 0 "vsx_register_operand" "=wa")
        (unspec:V4SF [(match_operand:SF 1 "vsx_register_operand" "f")]
                     UNSPEC_VSX_CVSPDP))]
-  "VECTOR_UNIT_VSX_P (DFmode)"
+  "VECTOR_UNIT_VSX_P (V4SFmode)"
   "xscvdpsp %x0,%x1"
   [(set_attr "type" "fp")])
 
@@ -938,7 +938,7 @@
   [(set (match_operand:SF 0 "vsx_register_operand" "=f")
        (unspec:SF [(match_operand:V4SF 1 "vsx_register_operand" "wa")]
                   UNSPEC_VSX_CVSPDP))]
-  "VECTOR_UNIT_VSX_P (DFmode)"
+  "VECTOR_UNIT_VSX_P (V4SFmode)"
   "xscvspdp %x0,%x1"
   [(set_attr "type" "fp")])