re PR target/52261 ([avr] Add support for AVR Xmega cores)

libgcc/
	PR target/52261
	* config/avr/lib1funcs.S (__prologue_saves__): Handle AVR_XMEGA
	(__epilogue_restores__): Ditto.

gcc/
	PR target/52261
	* config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
	avrxmega4, avrxmega5, avrxmega6, avrxmega7.
	Rewrite initializers for .macro.
	* config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
	avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
	atxmega32d4, atxmega32x1.
	avrxmega4: atxmega64a3, atxmega64d3.
	avrxmega5: atxmega64a1, atxmega64a1u.
	avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
	atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
	avrxmega7: atxmega128a1, atxmega128a1u.

	* config/avr/multilib.h: Regenerate.
	* config/avr/t-multilib: Regenerate.
	* config/avr/avr-tables.opt: Regenerate.

	* config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
	ARCH_AVRXMEGA4,	ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
	(struct base_arch_s): Rename reserved to xmega_p.
	Rename reserved2 to have_rampd.
	(AVR_XMEGA): New define.
	(AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
	(AVR_HAVE_RAMPZ): Change definition to fit xmega.

	* config/avr/predicates.md (io_address_operand): Take into
	account SFR offset.
	(low_io_address_operand): Ditto.
	(high_io_address_operand): Ditto.
	
	* config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
	(enabled, movhi_sp_r): Use them.

	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
	cpp_define_formatted to built-in define __AVR_ARCH__.
	(__AVR_XMEGA__): New built-in define.
	(__AVR_HAVE_RAMPD__): New built-in define.
	(__AVR_HAVE_RAMPX__): New built-in define.
	(__AVR_HAVE_RAMPY__): New built-in define.
	(__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.

	* config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
	(avr_option_override): Initialize them.
	(sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
	(avr_init_expanders): Initialize them. No more block several calls.
	(emit_push_sfr): New static function.
	(avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
	Handle AVR_XMEGA.
	(expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
	(avr_print_operand): Print addreeses as symbols for
	RAMPX, RAMPY, RAMPD, CCP.
	(output_movhi): Handle AVR_XMEGA when writing to SP.
	(avr_out_movhi_mr_r_xmega): New static function.
	(out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
	(avr_file_start): Print symbol defines for __RAMPX__,  __RAMPY__,
	__RAMPD__,  __CCP__ as needed.


Co-Authored-By: Anatoly Sokolov <aesok@post.ru>
Co-Authored-By: Eric Weddington <eric.weddington@atmel.com>

From-SVN: r184269

1 files changed, 81 insertions, 6 deletions

diff --git a/gcc/config/avr/avr-tables.opt b/gcc/config/avr/avr-tables.opt
index 90b41d5..32fc179 100644
--- a/gcc/config/avr/avr-tables.opt
+++ b/gcc/config/avr/avr-tables.opt
@@ -504,20 +504,95 @@ EnumValue
 Enum(avr_mcu) String(atmega2561) Value(159)
 
 EnumValue
-Enum(avr_mcu) String(avr1) Value(160)
+Enum(avr_mcu) String(avrxmega2) Value(160)
 
 EnumValue
-Enum(avr_mcu) String(at90s1200) Value(161)
+Enum(avr_mcu) String(atxmega16a4) Value(161)
 
 EnumValue
-Enum(avr_mcu) String(attiny11) Value(162)
+Enum(avr_mcu) String(atxmega16d4) Value(162)
 
 EnumValue
-Enum(avr_mcu) String(attiny12) Value(163)
+Enum(avr_mcu) String(atxmega16x1) Value(163)
 
 EnumValue
-Enum(avr_mcu) String(attiny15) Value(164)
+Enum(avr_mcu) String(atxmega32a4) Value(164)
 
 EnumValue
-Enum(avr_mcu) String(attiny28) Value(165)
+Enum(avr_mcu) String(atxmega32d4) Value(165)
+
+EnumValue
+Enum(avr_mcu) String(atxmega32x1) Value(166)
+
+EnumValue
+Enum(avr_mcu) String(avrxmega4) Value(167)
+
+EnumValue
+Enum(avr_mcu) String(atxmega64a3) Value(168)
+
+EnumValue
+Enum(avr_mcu) String(atxmega64d3) Value(169)
+
+EnumValue
+Enum(avr_mcu) String(avrxmega5) Value(170)
+
+EnumValue
+Enum(avr_mcu) String(atxmega64a1) Value(171)
+
+EnumValue
+Enum(avr_mcu) String(atxmega64a1u) Value(172)
+
+EnumValue
+Enum(avr_mcu) String(avrxmega6) Value(173)
+
+EnumValue
+Enum(avr_mcu) String(atxmega128a3) Value(174)
+
+EnumValue
+Enum(avr_mcu) String(atxmega128d3) Value(175)
+
+EnumValue
+Enum(avr_mcu) String(atxmega192a3) Value(176)
+
+EnumValue
+Enum(avr_mcu) String(atxmega192d3) Value(177)
+
+EnumValue
+Enum(avr_mcu) String(atxmega256a3) Value(178)
+
+EnumValue
+Enum(avr_mcu) String(atxmega256a3b) Value(179)
+
+EnumValue
+Enum(avr_mcu) String(atxmega256a3bu) Value(180)
+
+EnumValue
+Enum(avr_mcu) String(atxmega256d3) Value(181)
+
+EnumValue
+Enum(avr_mcu) String(avrxmega7) Value(182)
+
+EnumValue
+Enum(avr_mcu) String(atxmega128a1) Value(183)
+
+EnumValue
+Enum(avr_mcu) String(atxmega128a1u) Value(184)
+
+EnumValue
+Enum(avr_mcu) String(avr1) Value(185)
+
+EnumValue
+Enum(avr_mcu) String(at90s1200) Value(186)
+
+EnumValue
+Enum(avr_mcu) String(attiny11) Value(187)
+
+EnumValue
+Enum(avr_mcu) String(attiny12) Value(188)
+
+EnumValue
+Enum(avr_mcu) String(attiny15) Value(189)
+
+EnumValue
+Enum(avr_mcu) String(attiny28) Value(190)