gcc/libgcc/config/avr/lib2-object.mk
Georg-Johann Lay 85d768f349 re PR target/54222 ([avr] Implement fixed-point support)
gcc/
	PR target/54222
	* config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
	* config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
	(round<mode>3, round<mode>3_const): New expanders for fixed-mode.
	(*round<mode>3.libgcc): New insns for fixed-modes.
	* config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
	(ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
	(ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
	* config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
	implementations.  Define to __builtin_avr_absFX,
	__builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
	(roundFX, countlsFX): Define to __builtin_avr_roundFX,
	__builtin_avr_countlsFX, respectively.
	* config/avr/avr-c.c (target.h): Include it.
	(enum avr_builtin_id): New enum.
	(avr_resolve_overloaded_builtin): New static function.
	(avr_register_target_pragmas): Use it to set
	targetm.resolve_overloaded_builtin.
	* config/avr/avr.c (avr_init_builtins): Supply myriads of local
	tree nodes used by DEF_BUILTIN.
	(avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
	(avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
	<AVR_BUILTIN_xxBITS>: Same.
	
libgcc/
	PR target/54222
	* config/avr/lib2funcs.c: New C sources for modules for libgcc.a.
	* config/avr/lib2-object.mk: New iterator to build objects from it.
	* config/avr/t-avr: Iterate lib2-object.mk to build objects from
	lib2funcs.c.
	(LIB2FUNCS_EXCLUDE): Add _clrsbdi2.
	(LIB1ASMFUNCS): Add: _ssabs_1, _mask1, _ret, _roundqq3, _rounduqq3,
	_round_s2, _round_u2, _round_2_const, _addmask_2, _round_s4,
	_round_u4, _round_4_const, _addmask_4, _round_x8, _rounddq3
	_roundudq3, _roundda3 _rounduda3, _roundta3 _rounduta3.
	* config/avr/lib1funcs-fixed.S: Implement them.

gcc/testsuite/
	PR target/54222
	* gcc.target/avr/torture/builtins-4-roundfx.c: New test.
	* gcc.target/avr/torture/builtins-5-countlsfx.c: New test.

From-SVN: r195878
2013-02-08 10:13:37 +00:00

24 lines
864 B
Makefile

# This file is included several times in a row, once for each element of
# $(iter-items). On each inclusion, we advance $o to the next element.
# $(iter-labels) and $(iter-flags) are also advanced.
# This works similar to $(srcdir)/siditi-object.mk.
o := $(firstword $(iter-items))
iter-items := $(filter-out $o,$(iter-items))
$o-label := $(firstword $(iter-labels))
iter-labels := $(wordlist 2,$(words $(iter-labels)),$(iter-labels))
$o-flag := $(firstword $(iter-flags))
iter-flags := $(wordlist 2,$(words $(iter-flags)),$(iter-flags))
$o$(objext): %$(objext): $(srcdir)/config/avr/lib2funcs.c
$(gcc_compile) -DL_$($*-label) -DL_LABEL=$($*-label) $($*-flag) \
-c $< $(vis_hide)
ifeq ($(enable_shared),yes)
$(o)_s$(objext): %_s$(objext): $(srcdir)/config/avr/lib2funcs.c
$(gcc_s_compile) -DL_$($*-label) -DL_LABEL=$($*-label) $($*-flag) \
-c $<
endif