Update HImode imul cost for Silvermont

2013-12-13  Yuri Rumyantsev  <ysrumyan@gmail.com>

	* config/i386/i386.c (slm_cost): Fix imul cost for HI.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205962 138bc75d-0d04-0410-961f-82ee72b054a4
	PR tree-optimization/45685
	* tree-ssa-phiopt.c (neg_replacement): New function.
	(tree_ssa_phiopt_worker): Call it.

	PR tree-optimization/45685
	* gcc.dg/tree-ssa/pr45685.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205963 138bc75d-0d04-0410-961f-82ee72b054a4
2013-12-13  Kenneth Zadeck  <zadeck@naturalbridge.com>

	* config/arc/arc.h (BITS_PER_UNIT): Removed.
	* config/bfin/bfin.h (BITS_PER_UNIT): Removed.
	* config/lm32/lm32.h (BITS_PER_UNIT): Removed.
	* config/m32c/m32c.h (BITS_PER_UNIT): Removed.
	* config/microblaze/microblaze.h (BITS_PER_UNIT): Removed.
	* config/picochip/picochip.h (BITS_PER_UNIT): Removed.
	* config/spu/spu.h (BITS_PER_UNIT): Removed.
	* defaults.h (BITS_PER_UNIT): Removed.
	* config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): New.
	* doc/rtl (BITS_PER_UNIT): Moved from tm.texi.
	(MAX_BITSIZE_MODE_ANY_INT): Updated.
	* doc/tm.texi (BITS_PER_UNIT): Removed.
	* doc/tm.texi.in (BITS_PER_UNIT): Removed.
	* genmodes.c (bits_per_unit, max_bitsize_mode_any_int): New.
	(create_modes): Added code to set bits_per_unit and
	max_bitsize_mode_any_int.
	(emit_max_int): Changed code generation.
	* mkconfig.sh: Added insn-modes.h.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205964 138bc75d-0d04-0410-961f-82ee72b054a4
Enabled Usage of _Cilk_spawn and _Cilk_sync in Cilk Runtime (libcilkrts).
+2013-12-13  Balaji V. Iyer  <balaji.v.iyer@intel.com>
+
+       * Makefile.am (GENERAL_FLAGS): Removed undefining of Cilk keywords.
+       * Makefile.in: Reconfigure.
+       * runtime/symbol_test.c: Added a #define to clear out _Cilk_for.
+



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205965 138bc75d-0d04-0410-961f-82ee72b054a4