gcc/

gcc/
2014-08-11 Yvan Roux  <yvan.roux@linaro.org>

	Backport from trunk r211270, r211271, r211273, r211275, r212943,
	r212945, r212946, r212947, r212949, r212950, r212951, r212952, r212954,
	r212955, r212956, r212957, r212958, r212976, r212996, r212997, r212999,
	r213000.
	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_popwb_single_reg): New function.
	(aarch64_expand_epilogue): Optimize epilogue when !frame_pointer_needed.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_pushwb_single_reg): New function.
	(aarch64_expand_prologue): Optimize prologue when !frame_pointer_needed.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_restore_callee_saves)
	(aarch64_save_callee_saves): New parameter "skip_wb".
	(aarch64_expand_prologue, aarch64_expand_epilogue): Update call site.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.h (frame): New fields "wb_candidate1" and
	"wb_candidate2".
	* config/aarch64/aarch64.c (aarch64_layout_frame): Initialize above.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't
	subtract outgoing area size when restoring stack_pointer_rtx.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_popwb_pair_reg)
	(aarch64_gen_loadwb_pair): New helper function.
	(aarch64_expand_epilogue): Simplify code using new helper functions.
	* config/aarch64/aarch64.md (loadwb_pair<GPF:mode>_<P:mode>): Define.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_pushwb_pair_reg)
	(aarch64_gen_storewb_pair): New helper function.
	(aarch64_expand_prologue): Simplify code using new helper functions.
	* config/aarch64/aarch64.md (storewb_pair<GPF:mode>_<P:mode>): Define.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.md: (aarch64_save_or_restore_callee_saves):
	Rename to aarch64_save_callee_saves, remove restore code.
	(aarch64_restore_callee_saves): New function.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_save_or_restore_fprs): Deleted.
	(aarch64_save_callee_saves): New function to handle reg save
	for both core and vectore regs.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_gen_load_pair)
	(aarch64_gen_store_pair): New helper function.
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Use new helper functions.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_next_callee_save): New function.
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Use aarch64_next_callee_save.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Hoist calculation of register rtx.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Remove 'increment'.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Use register offset in
	cfun->machine->frame.reg_offset.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_save_or_restore_callee_save_registers)
	(aarch64_save_or_restore_fprs): Remove base_rtx.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_save_or_restore_callee_save_registers): Rename 'offset'
	to 'start_offset'.  Remove local variable 'start_offset'.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_save_or_restore_fprs): Change
	type to HOST_WIDE_INT.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_expand_prologue)
	(aarch64_save_or_restore_fprs)
	(aarch64_save_or_restore_callee_save_registers): GNU-Stylize code.

	2014-06-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/aarch64/aarch64.h (aarch64_frame): Add hard_fp_offset and
	frame_size.
	* config/aarch64/aarch64.c (aarch64_layout_frame): Initialize
	aarch64_frame hard_fp_offset and frame_size.
	(aarch64_expand_prologue): Use aarch64_frame hard_fp_offset and
	frame_size; remove original_frame_size.
	(aarch64_expand_epilogue, aarch64_final_eh_return_addr): Likewise.
	(aarch64_initial_elimination_offset): Remove frame_size and
	offset.  Use aarch64_frame frame_size.

	2014-06-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
		    Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (aarch64_layout_frame): Correct
	initialization of R30 offset.  Update offset.  Iterate core
	regisers upto X30.  Remove X29, X30 specific code.

	2014-06-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
		    Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64.c (SLOT_NOT_REQUIRED, SLOT_REQUIRED): Define.
	(aarch64_layout_frame): Use SLOT_NOT_REQUIRED and SLOT_REQUIRED.
	(aarch64_register_saved_on_entry): Adjust test.

	2014-06-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/aarch64/aarch64.h (machine_function): Move
	saved_varargs_size from here...
	(aarch64_frameGTY): ... to here.

	* config/aarch64/aarch64.c (aarch64_expand_prologue)
	(aarch64_expand_epilogue, aarch64_final_eh_return_addr)
	(aarch64_initial_elimination_offset)
	(aarch64_setup_incoming_varargs): Adjust location of
	saved_varargs_size.

gcc/testsuite/
2014-08-11 Yvan Roux  <yvan.roux@linaro.org>

	Backport from trunk r212959, r212976, r212999, r213000.
	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* gcc.target/aarch64/test_frame_1.c: Match optimized instruction
	sequences.
	* gcc.target/aarch64/test_frame_2.c: Likewise.
	* gcc.target/aarch64/test_frame_4.c: Likewise.
	* gcc.target/aarch64/test_frame_6.c: Likewise.
	* gcc.target/aarch64/test_frame_7.c: Likewise.
	* gcc.target/aarch64/test_frame_8.c: Likewise.
	* gcc.target/aarch64/test_frame_10.c: Likewise.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* gcc.target/aarch64/test_frame_1.c: Match optimized instruction
	sequences.
	* gcc.target/aarch64/test_frame_10.c: Likewise.
	* gcc.target/aarch64/test_frame_2.c: Likewise.
	* gcc.target/aarch64/test_frame_4.c: Likewise.
	* gcc.target/aarch64/test_frame_6.c: Likewise.
	* gcc.target/aarch64/test_frame_7.c: Likewise.
	* gcc.target/aarch64/test_frame_8.c: Likewise.
	* gcc.target/aarch64/test_fp_attribute_1.c: Likewise.

	2014-07-24  Jiong Wang  <jiong.wang@arm.com>

	* gcc.target/aarch64/test_frame_12.c: Match optimized instruction
	sequences.

	2014-07-23  Jiong Wang  <jiong.wang@arm.com>

	* gcc.target/aarch64/test_frame_common.h: New file.
	* gcc.target/aarch64/test_frame_1.c: Likewise.
	* gcc.target/aarch64/test_frame_2.c: Likewise.
	* gcc.target/aarch64/test_frame_3.c: Likewise.
	* gcc.target/aarch64/test_frame_4.c: Likewise.
	* gcc.target/aarch64/test_frame_5.c: Likewise.
	* gcc.target/aarch64/test_frame_6.c: Likewise.
	* gcc.target/aarch64/test_frame_7.c: Likewise.
	* gcc.target/aarch64/test_frame_8.c: Likewise.
	* gcc.target/aarch64/test_frame_9.c: Likewise.
	* gcc.target/aarch64/test_frame_10.c: Likewise.
	* gcc.target/aarch64/test_frame_11.c: Likewise.
	* gcc.target/aarch64/test_frame_12.c: Likewise.
	* gcc.target/aarch64/test_frame_13.c: Likewise.
	* gcc.target/aarch64/test_frame_14.c: Likewise.
	* gcc.target/aarch64/test_frame_15.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/linaro@213799 138bc75d-0d04-0410-961f-82ee72b054a4