rs6000.c (rs6000_override_options): Enable TARGET_NO_FP_IN_TOC for section anchors.

        * config/rs6000/rs6000.c (rs6000_override_options): Enable
        TARGET_NO_FP_IN_TOC for section anchors.
        (optimization_options): Enable section anchors for all
        non-"Objective" languages.

From-SVN: r113395

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8eca71b..49d9638 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2006-04-30  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_override_options): Enable
+       TARGET_NO_FP_IN_TOC for section anchors.
+       (optimization_options): Enable section anchors for all
+       non-"Objective" languages.
+
 2006-04-28  Eric Christopher  <echristo@apple.com>
 
        * config/darwin-c.c (darwin_ms_struct): Move this

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 0bb6810..53b1082 100644 (file)
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -1350,6 +1350,11 @@ rs6000_override_options (const char *default_cpu)
       rs6000_alignment_flags = MASK_ALIGN_NATURAL;
     }
 
+  /* Place FP constants in the constant pool instead of TOC
+     if section anchors enabled.  */
+  if (flag_section_anchors)
+    TARGET_NO_FP_IN_TOC = 1;
+
   /* Handle -mtls-size option.  */
   rs6000_parse_tls_size_option ();
 
@@ -1621,6 +1626,12 @@ optimization_options (int level ATTRIBUTE_UNUSED, int size ATTRIBUTE_UNUSED)
 
   /* Double growth factor to counter reduced min jump length.  */
   set_param_value ("max-grow-copy-bb-insns", 16);
+
+  /* Enable section anchors by default.
+     Skip section anchors for Objective C and Objective C++
+     until front-ends fixed.  */
+  if (lang_hooks.name[4] != 'O')
+    flag_section_anchors = 1;
 }
 
 /* Implement TARGET_HANDLE_OPTION.  */
@@ -3452,7 +3463,7 @@ rs6000_legitimize_reload_address (rtx x, enum machine_mode mode,
       && constant_pool_expr_p (x)
       && ASM_OUTPUT_SPECIAL_POOL_ENTRY_P (get_pool_constant (x), mode))
     {
-      (x) = create_TOC_reference (x);
+      x = create_TOC_reference (x);
       *win = 1;
       return x;
     }