2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

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+2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+       PR c++/28584
+       * c.opt (Wint-to-pointer-cast): Available in C++.
+       * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
+
+2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
+       * calls.c (expand_call): Pass the function type to aggregate_value_p.
+       * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
+       the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
+       function type instead.  Reorder and simplify checks.
+
+       * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
+
+2010-04-08  Jing Yu  <jingyu@google.com>
+           Zdenek Dvorak  <ook@ucw.cz>
+
+       PR tree-optimization/42720
+       * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
+       loop unswitch conditions here from
+       (tree_unswitch_single_loop).
+
+2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
+
+       * tree-if-conv.c: Fix comments and simplify logic.
+
+2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
+
+       * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
+       (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
+       (main_tree_if_conversion): Update call to tree_if_conversion.
+
+2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
+
+       PR 42485
+       * doc/invoke.texi (-b,-V): Delete.
+       * doc/tm.texi: Do not mention -b.
+       * gcc.c (display_help): Delete -b and -V.
+       (process_command): Delete -b and -V.
+       * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
+
+2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
+            Wolfgang Gellerich  <gellerich@de.ibm.com>
+
+        Implement target hook for loop unrolling
+        * target.h (loop_unroll_adjust): Add a new target hook function.
+        * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
+        * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
+        * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
+        (s390_loop_unroll_adjust): Implement the new target hook for s390.
+        * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook
+        (decide_unroll_stupid): Likewise.
+
 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
        PR target/43643