2011-08-19 Andrew Stubbs <ams@codesourcery.com>

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

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
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+++ b/gcc/ChangeLog
@@ -1,5 +1,25 @@
 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
 
+       * config/arm/arm.md (maddhidi4): Remove '*' from name.
+       * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
+       * optabs.c (find_widening_optab_handler_and_mode): New function.
+       (expand_widen_pattern_expr): Use find_widening_optab_handler.
+       (expand_binop_directly): Likewise.
+       (expand_binop): Likewise.
+       * optabs.h (find_widening_optab_handler): New macro define.
+       (find_widening_optab_handler_and_mode): New prototype.
+       * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
+       type precision rules.
+       (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
+       * tree-ssa-math-opts.c (build_and_insert_cast): New function.
+       (is_widening_mult_rhs_p): Allow widening by more than one mode.
+       Explicitly disallow mis-matched input types.
+       (convert_mult_to_widen): Use find_widening_optab_handler, and cast
+       input types to fit the new handler.
+       (convert_plusminus_to_widen): Likewise.
+
+2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
+
        * expr.c (expand_expr_real_2): Use widening_optab_handler.
        * genopinit.c (optabs): Use set_widening_optab_handler for $N.
        (gen_insn): $N now means $a must be wider than $b, not consecutive.