Commit Graph

241 Commits

Author SHA1 Message Date
Georg-Johann Lay e13d9d5aeb Adjust decimal point of signed accum mode to GCC default.
libgcc/
	Adjust decimal point of signed accum mode to GCC default.

	PR target/54222
	* config/avr/t-avr (LIB1ASMFUNCS): Add _fractsfsq _fractsfusq,
	_divqq_helper.
	* config/avr/lib1funcs-fixed.S (__fractqqsf, __fracthqsf)
	(__fractsasf, __fractsfha, __fractusqsf, __fractsfsa)
	(__mulha3, __mulsa3)
	(__divqq3, __divha3, __divsa3): Adjust to new position of
	decimal point of signed accum types. 
	
	(__mulusa3_round): New function.
	(__mulusa3): Use it.
	(__divqq_helper): New function.
	(__udivuqq3): Use it.

gcc/
	Adjust decimal point of signed accum mode to GCC default.

	PR target/54222
	* config/avr/avr-modes.def (HA, SA, DA): Remove mode adjustments.
	(TA): Move decimal point one bit to the right.
	* config/avr/avr.c (avr_out_fract): Rewrite.

From-SVN: r193721
2012-11-22 10:00:13 +00:00
Ian Lance Taylor e808687a8c generic-morestack.c (__generic_morestack): Align the returned stack pointer to a 32 byte boundary.
* generic-morestack.c (__generic_morestack): Align the returned
	stack pointer to a 32 byte boundary.
	* config/i386/morestack.S (__morestack_non_split) [32-bit]: Don't
	increment the return address until we have decided that we don't
	have a varargs function.
	(__morestack) [32-bit]: Align stack correctly when calling C
	functions.
	(__morestack) [64-bit]: Likewise.

From-SVN: r193264
2012-11-06 23:04:28 +00:00
Thomas Schwinge 460277e023 bid_functions.h: Check for __GLIBC__ additionally to LINUX when defining format specifiers.
libgcc/config/libbid/
	* bid_functions.h: Check for __GLIBC__ additionally to LINUX when
	defining format specifiers.

config/
	* dfp.m4 (enable_decimal_float): Enable for i?86*-*-gnu*.

gcc/
	* configure: Regenerate.

libdecnumber/
	* configure: Regenerate.

libgcc/
	* configure: Regenerate.

From-SVN: r193143
2012-11-05 00:08:42 +01:00
Uros Bizjak 73edb27727 re PR target/55175 (i386/sfp-exceptions.c:52:7: error: impossible constraint in 'asm')
PR target/55175
	* config/i386/sfp-exceptions.c: Guard with _SOFT_FLOAT.
	* config/i386/sfp-machine.h: Guard exception handling
	code with _SOFT_FLOAT.
	* config/i386/32/sfp-machine.h: Guard rounding handling
	code with _SOFT_FLOAT.
	* config/i386/64/sfp-machine.h: Ditto.

From-SVN: r193095
2012-11-02 15:09:02 +01:00
Uros Bizjak eff6ca85db crtfastmath.c (set_fast_math): Use __builtin_ia32_fxsave.
* config/i386/crtfastmath.c (set_fast_math): Use __builtin_ia32_fxsave.
	Clear only fxsave.mxcsr_mask.  Use saved mxcsr from fxsave structure
	when appropriate.  Correct structure element types.
	* config/i386/t-crtfm (crtfastmath.o): Compile with -mfxsr, remove
	-minline-all-stringops from compile flags.

From-SVN: r192855
2012-10-26 19:54:50 +02:00
Marcus Shawcroft d507e9a340 AArch64 [8/10] Fixup botched commit.
From-SVN: r192733
2012-10-23 17:36:39 +00:00
Hans-Peter Nilsson 8a740f0731 crti.S: Mark program and data addresses using PRELD.
* config/mmix/crti.S: Mark program and data addresses using PRELD.
	Remove typo'd and unnecessary alignment-LOC for .data.  Remove
	no-longer-needed LDBU insns.

From-SVN: r192646
2012-10-21 03:16:47 +00:00
Matthew Gretton-Dann 595fefee5d Add basic armv8-a support
2012-10-17  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>

	* config/arm/lib1funcs.S (__ARM_ARCH__): Define for ARMv8-A.

2012-10-17  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>

        * gcc.target/arm/ftest-armv8a-arm.c: New testcase.
        * gcc.target/arm/ftest-armv8a-thumb.c: Likewise.
        * gcc.target/arm/ftest-support-arm.h (feature_matrix): Add
        ARMv8-A row.
        * gcc.target/arm/ftest-support-thumb.h (feature_matrix):
        Likewise.
        * gcc.target/arm/ftest-support.h (architecture): Add ARMv8-A.
        * lib/target-supports.exp: Add ARMv8-A architecture expectation.

2012-10-17  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config.gcc: Add support for ARMv8 for arm*-*-* targets.
        * config/arm/arm-arches.def: Add armv8-a
        * config/arm/arm-fpus.def: Add fp-armv8, neon-fp-armv8,
        crypto-neon-fp-armv8.  Add crypto field.
        * config/arm/arm-tables.opt: Regenerate.
        * config/arm/arm.c (FL_FOR_ARCH8A): Likewise.
        (arm_arch8): New global variable.
        (ARM_FPU): Add crypto parameter.
        (arm_option_override): Set arm_arch8, update comments.
        * config/arm/arm.h (TARGET_CRYPTO): New macro.
        (arm_fpu_desc): Add crypto field.
        (base_architecture): Add ARMv8 entry.
        (arm_arch8): New variable declaration.
        * config/arm/bpabi.h: ARMv8 supports BE8.
        * doc/invoke.texi: Document ARMv8 options.






Co-Authored-By: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>

From-SVN: r192558
2012-10-18 10:49:23 +00:00
Uros Bizjak 945a9c1f6d sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE instructions for 64bit targets only.
* config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
	instructions for 64bit targets only.

From-SVN: r192355
2012-10-11 13:44:51 +02:00
Uros Bizjak fb8bf47a34 sfp-machine.h (FP_RND_NEAREST, [...]): Move to ...
* config/i386/sfp-machine.h (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF,
	FP_RND_MINF, FP_RND_MASK, FP_INIT_ROUNDMODE, _FP_DECL_EX): Move to ...
	* config/i386/32/sfp-machine.h: ... here.
	* config/i386/64/sfp-machine.h (FP_RND_NEAREST, FP_RND_ZERO,
	FP_RND_PINF, FP_RND_MINF, FP_RND_MASK, FP_INIT_ROUNDMODE, _FP_DECL_EX):
	New defines.

From-SVN: r192324
2012-10-10 20:35:32 +02:00
Matthias Klose 7c9bc8758e Fix typo in previous commit:
2012-10-07  Matthias Klose  <doko@ubuntu.com>

        * config/arm/unwind-arm.h (__gnu_unwind_24bit): Mark parameters
        as unused.
        (_Unwind_decode_typeinfo_ptr): Mark base as unused.

From-SVN: r192182
2012-10-07 11:46:06 +00:00
Matthias Klose acb72498a7 unwind-arm.h (__gnu_unwind_24bit): Mark parameters as unused.
2012-10-07  Matthias Klose  <doko@ubuntu.com>

        * config/arm/unwind-arm.h (__gnu_unwind_24bit): Mark parameters
        as unused.
        (_Unwind_decode_typeinfo_ptr): Mark base as unused.

From-SVN: r192181
2012-10-07 10:06:30 +00:00
Jonathan Wakely 5e3e4fe874 re PR other/53889 (Gthreads doesn't support destroying recursive mutexes)
PR other/53889
	* config/i386/gthr-win32.h (__gthread_recursive_mutex_destroy):
	Fix parameter names.

From-SVN: r192114
2012-10-05 08:35:12 +01:00
Oleg Endo 8608637610 re PR target/33135 ([SH] -ffinite-math-only should not be on by default)
PR target/33135
	* config/sh/t-sh (HOST_LIBGCC2_CFLAGS): Delete.
	* config/sh/t-netbsd (HOST_LIBGCC2_CFLAGS): Delete.
	* config/sh/t-linux (HOST_LIBGCC2_CFLAGS): Remove mieee option.

From-SVN: r192097
2012-10-04 18:32:20 +00:00
Oleg Endo 9597375a25 re PR target/50457 (SH2A atomic functions)
PR target/50457
	* config/sh/sh.c (parse_validate_atomic_model_option): Handle name
	strings in sh_atomic_model.
	* config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Move macro implementation
	to ...
	* config/sh/sh-c.c (sh_cpu_cpp_builtins): ... this new function.
	Add __SH1__ and __SH2__ defines.  Add __SH_ATOMIC_MODEL_*__ define.
	* config/sh/sh-protos.h (sh_atomic_model): Add name and cdef_name
	variables.
	(sh_cpu_cpp_builtins): Declare new function.

	PR target/50457
	* config/sh/linux-atomic.S: Delete.
	* config/sh/linux-atomic.c: New.
	* config/sh/t-linux (LIB2ADD): Replace linux-atomic.S with
	linux-atomic.c.  Add cflags to disable warnings.

From-SVN: r192051
2012-10-03 21:36:14 +00:00
Jonathan Wakely 1504e3e1c4 re PR other/53889 (Gthreads doesn't support destroying recursive mutexes)
libgcc:

	PR other/53889
	* gthr.h (__gthread_recursive_mutex_destroy): Document new required
	function.
	* gthr-posix.h (__gthread_recursive_mutex_destroy): Define.
	* gthr-single.h (__gthread_recursive_mutex_destroy): Likewise.
	* config/gthr-rtems.h (__gthread_recursive_mutex_destroy): Likewise.
	* config/gthr-vxworks.h (__gthread_recursive_mutex_destroy): Likewise.
	* config/i386/gthr-win32.h (__gthread_recursive_mutex_destroy):
	Likewise.
	* config/mips/gthr-mipssde.h (__gthread_recursive_mutex_destroy):
	Likewise.
	* config/pa/gthr-dce.h (__gthread_recursive_mutex_destroy): Likewise.
	* config/s390/gthr-tpf.h (__gthread_recursive_mutex_destroy): Likewise.

libstdc++-v3:

	PR other/53889
	* include/std/mutex (__recursive_mutex_base::~__recursive_mutex_base):
	Use __gthread_recursive_mutex_destroy.
	(__recursive_mutex_base::_S_destroy): Remove.
	(__recursive_mutex_base::_S_destroy_win32): Likewise.
	* include/ext/concurrence.h (__recursive_mutex::~__recursive_mutex):
	Use __gthread_recursive_mutex_destroy.
	(__recursive_mutex::_S_destroy): Remove.
	(__recursive_mutex::_S_destroy_win32): Likewise.

From-SVN: r192002
2012-10-02 21:22:32 +01:00
Mark Kettenis 17f293b014 config.host (hppa-*-openbsd*): New target.
libgcc/:

        * config.host (hppa-*-openbsd*): New target.
        * config/pa/t-openbsd: New file.

gcc:/

        * config.gcc (hppa*-*-openbsd*): New target.
        * config/pa/pa-openbsd.h: New file.
        * config/pa/pa32-openbsd.h: New file.
        * config/host-openbsd.c: Update copyright year.
        (TRY_EXCEPT_VM_SPACE): Define for OpenBSD/hppa.

From-SVN: r191508
2012-09-20 01:20:34 +00:00
Georg-Johann Lay 51526856a1 re PR target/54222 ([avr] Implement fixed-point support)
gcc/
	PR target/54222
	* config/avr/avr-fixed.md (ALL2S, ALL4S, ALL24S, ALL124S,
	ALL124U): New mode iterators.
	(<code_stdname><mode>3): New insns for SS_PLUS, SS_MINUS.
	(<code_stdname><mode>3): New insns for US_PLUS, US_MINUS.
	(usneg<mode>2): New insns.
	(<code_stdname><mode>2): New expanders for SS_NEG, SS_ABS.
	(*<code_stdname><mode>2): New insns for SS_NEG, SS_ABS.
	* config/avr/avr-dimode.md (ALL8U, ALL8S): New mode iterators.
	(avr_out_plus64, avr_out_minus64): Use avr_out_plus instead.
	(<code_stdname><mode>3): New expanders for SS_PLUS, SS_MINUS.
	(<code_stdname><mode>3): New expanders for US_PLUS, US_MINUS.
	(<code_stdname><mode>3_insn): New insns.
	(<code_stdname><mode>3_const_insn): New insns.
	* config/avr/avr.md (cc): Add: plus. Remove: out_plus,
	out_plus_noclobber, minus.
	(length): Add: plus.  Remove: out_plus, out_plus_noclobber,
	plus64, minus, minus64.
	(abelian): New code_attr.
	(code_stdname): Handle: ss_plus, ss_minus, ss_neg, ss_abs,
	us_plus, us_minus, us_neg.
	(*add<mode>3, add<mode>3_clobber, add<mode>3, addpsi3, sub<mode>3):
	Use avr_out_plus to output.
	* config/avr/avr-protos.h (avr_out_plus): Change prototype.
	(avr_out_plus_noclobber, avr_out_minus): Remove.
	(avr_out_plus64, avr_out_minus64): Remove.
	* config/avr/avr.c (avr_out_plus_1): Add new default arguments
	code_sat, sign.  Saturate after operation if code_sat != UNKNOWN.
	(avr_out_plus_symbol): New static function.
	(avr_out_plus): Rewrite.
	(adjust_insn_length): Handle: ADJUST_LEN_PLUS.  Remove handling
	of: ADJUST_LEN_OUT_PLUS, ADJUST_LEN_PLUS64, ADJUST_LEN_MINUS, 
	ADJUST_LEN_MINUS64, ADJUST_LEN_OUT_PLUS_NOCLOBBER.
	(notice_update_cc): Handle: CC_PLUS.  Remove handling of: CC_MINUS,
	CC_OUT_PLUS, CC_OUT_PLUS_NOCLOBBER
	(avr_out_plus_noclobber, avr_out_minus): Remove.
	(avr_out_plus64, avr_out_minus64): Remove.
	(avr_print_operand): Print raw REGNO if 'r' is used with REG.

libgcc/
	PR target/54222
	* config/avr/lib1funcs-fixed.S (__ssneg_2, __ssabs_2, __ssneg_4,
	__ssabs_4, __clr_8, __ssneg_8, __ssabs_8,
	__usadd_8, __ussub_8, __ssadd_8, __sssub_8): New functions.
	(__divsa3): Use __negsi2 to negate r_quoL.
	* config/avr/lib1funcs.S (FALIAS): New macro.
	(__divmodsi4): Break out and use __divmodsi4_neg1 as...
	(__negsi2): ...this new function.
	* config/avr/t-avr (LIB1ASMFUNCS): Add _negsi2, _clr_8,
	_ssneg_2, _ssneg_4, _ssneg_8, _ssabs_2, _ssabs_4,
	_ssabs_8, _ssadd_8, _sssub_8, _usadd_8, _ussub_8.
	(LIB2FUNCS_EXCLUDE): Fix typo for _add _sub.
	Add: _ssadd*, _sssub*, _ssneg*, _ssabs* for signed fixed modes.
	Add: _usadd*, _ussub*, _usneg* for unsigned fixed modes.

gcc/testsuite/
	PR target/54222
	* gcc.target/avr/torture/fix-types.h: New.
	* gcc.target/avr/torture/vals-hr.def: New.
	* gcc.target/avr/torture/vals-r.def: New.
	* gcc.target/avr/torture/vals-k.def: New.
	* gcc.target/avr/torture/vals-ur.def: New.
	* gcc.target/avr/torture/vals-uk.def: New.
	* gcc.target/avr/torture/vals-uhr.def: New.
	* gcc.target/avr/torture/vals-llk.def: New.
	* gcc.target/avr/torture/vals-ullk.def: New.
	* gcc.target/avr/torture/sat-hr-plus-minus.c: New.
	* gcc.target/avr/torture/sat-r-plus-minus.c: New.
	* gcc.target/avr/torture/sat-k-plus-minus.c: New.
	* gcc.target/avr/torture/sat-ur-plus-minus.c: New.
	* gcc.target/avr/torture/sat-uk-plus-minus.c: New.
	* gcc.target/avr/torture/sat-uhr-plus-minus.c: New.
	* gcc.target/avr/torture/sat-llk-plus-minus.c: New.
	* gcc.target/avr/torture/sat-ullk-plus-minus.c: New.

From-SVN: r191345
2012-09-15 15:52:28 +00:00
Oleg Endo aadb5b43ae re PR target/54089 ([SH] Refactor shift patterns)
PR target/54089
	* config/sh/sh.h (SH_DYNAMIC_SHIFT_COST): Set always to 1 if
	dynamic shifts are available.
	(SHIFT_COUNT_TRUNCATED): Always define to 0.  Correct comment.
	* config/sh/sh.c (ashl_lshr_seq, ext_ashl_lshr_seq): Add comments.
	* config/sh/predicates.md (shift_count_operand): Allow
	arith_reg_operand even if TARGET_DYNSHIFT is false.
	* config/sh/sh.md (ashlsi3, lshrsi3): Expand library call patterns
	if needed.
	(ashlsi3_d_call, lshrsi3_d_call): New insns.

	PR target/54089
	* config/sh/lib1funcs.S (ashlsi3): Reimplement as ashlsi3_r0.
	(lshrsi3): Reimplement as lshrsi3_r0.

	PR target/54089
	* gcc.target/sh/pr54089-3.c: New.

From-SVN: r191161
2012-09-10 20:35:25 +00:00
Andreas Schwab d5d66749a3 re PR target/46191 (Non-absolute names in libgcc_s.so)
PR target/46191
* config/t-slibgcc-libgcc (SHLIB_MAKE_SOLINK): Use -lgcc instead
of libgcc.a.

From-SVN: r191160
2012-09-10 20:14:47 +00:00
Georg-Johann Lay b588ae3074 re PR target/54461 ([avr] add configure option for better AVR-Libc integration)
PR target/54461
	* configure.ac (noconfigdirs,target=avr-*-*): Add target-newlib,
	target-libgloss if not configured --with-avrlibc=no.
	* configure: Regenerate.

libgcc/
	PR target/54461
	* config.host (tmake_file,host=avr-*-*): Add avr/t-avrlibc if
	not configured --with-avrlibc=no.
	* config/avr/t-avrlibc: New file.
	* Makefile.in (FPBIT_FUNCS): filter-out LIB2FUNCS_EXCLUDE.
	(DPBIT_FUNCS): Ditto.
	(TPBIT_FUNCS): Ditto.

gcc/
	PR target/54461
	* config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
	not configured --with-avrlibc=no.
	(tm_defines,target=avr-*-*): Add WITH_AVRLIBC if not configured
	--with-avrlibc=no.
	* config/avr/avrlibc.h: New file.
	* config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
	not configured --with-avrlibc=no.
	* doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__

From-SVN: r190967
2012-09-05 08:47:50 +00:00
Chung-Lin Tang 867a834534 crtfastmath.c (set_fast_math): Add 'nomips16' attribute.
2012-08-29  Chung-Lin Tang  <cltang@codesourcery.com>

	libgcc/
	* config/mips/crtfastmath.c (set_fast_math): Add 'nomips16'
	attribute.

From-SVN: r190773
2012-08-29 09:31:52 +00:00
Georg-Johann Lay 4aeaaca35f re PR target/54222 ([avr] Implement fixed-point support)
PR target/54222
	* config/avr/t-avr (conv_X): Rename to func_X.

From-SVN: r190646
2012-08-24 13:01:54 +00:00
Georg-Johann Lay e55e405619 re PR target/54222 ([avr] Implement fixed-point support)
libgcc/
	PR target/54222
	* config/avr/lib1funcs-fixed.S: New file.
	* config/avr/lib1funcs.S: Include it.  Undefine some divmodsi
	after they are used.
	(neg2, neg4): New macros.
	(__mulqihi3,__umulqihi3,__mulhi3): Rewrite non-MUL variants.
	(__mulhisi3,__umulhisi3,__mulsi3): Rewrite non-MUL variants.
	(__umulhisi3): Speed up MUL variant if there is enough flash.
	* config/avr/avr-lib.h (TA, UTA): Adjust according to gcc's
	avr-modes.def.
	* config/avr/t-avr (LIB1ASMFUNCS): Add: _fractqqsf, _fractuqqsf,
	_fracthqsf, _fractuhqsf, _fracthasf, _fractuhasf, _fractsasf,
	_fractusasf, _fractsfqq, _fractsfuqq, _fractsfhq, _fractsfuhq,
	_fractsfha, _fractsfsa, _mulqq3, _muluqq3, _mulhq3, _muluhq3,
	_mulha3, _muluha3, _mulsa3, _mulusa3, _divqq3, _udivuqq3, _divhq3,
	_udivuhq3, _divha3, _udivuha3, _divsa3, _udivusa3.
	(LIB2FUNCS_EXCLUDE): Add supported functions.

gcc/
	PR target/54222
	* avr-modes.def (HA, SA, DA, TA, UTA): Adjust modes.
	* avr/avr-fixed.md: New file.
	* avr/avr.md: Include it.
	(cc): Add: minus.
	(adjust_len): Add: minus, minus64, ufract, sfract.
	(ALL1, ALL2, ALL4, ORDERED234): New mode iterators.
	(MOVMODE): Add: QQ, UQQ, HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
	(MPUSH): Add: HQ, UHQ, HA, UHA, SQ, USQ, SA, USA.
	(pushqi1, xload8_A, xload_8, movqi_insn, *reload_inqi, addqi3,
	subqi3, ashlqi3, *ashlqi3, ashrqi3, lshrqi3, *lshrqi3, *cmpqi, 
	cbranchqi4, *cpse.eq): Generalize to handle all 8-bit modes in ALL1.
	(*movhi, reload_inhi, addhi3, *addhi3, addhi3_clobber, subhi3,
	ashlhi3, *ashlhi3_const, ashrhi3, *ashirhi3_const, lshrhi3,
	*lshrhi3_const, *cmphi, cbranchhi4): Generalize to handle all
	16-bit modes in ALL2.
	(subhi3, casesi, strlenhi): Add clobber when expanding minus:HI.
	(*movsi, *reload_insi, addsi3, subsi3, ashlsi3, *ashlsi3_const,
	ashrsi3, *ashrhi3_const, *ashrsi3_const, lshrsi3, *lshrsi3_const,
	*reversed_tstsi, *cmpsi, cbranchsi4): Generalize to handle all
	32-bit modes in ALL4.
	* avr-dimode.md (ALL8): New mode iterator.
	(adddi3, adddi3_insn, adddi3_const_insn, subdi3, subdi3_insn,
	subdi3_const_insn, cbranchdi4, compare_di2,
	compare_const_di2, ashrdi3, lshrdi3, rotldi3, ashldi3_insn,
	ashrdi3_insn, lshrdi3_insn, rotldi3_insn): Generalize to handle
	all 64-bit modes in ALL8.
	* config/avr/avr-protos.h (avr_to_int_mode): New prototype.
	(avr_out_fract, avr_out_minus, avr_out_minus64): New prototypes.
	* config/avr/avr.c (TARGET_FIXED_POINT_SUPPORTED_P): Define to...
	(avr_fixed_point_supported_p): ...this new static function.
	(TARGET_BUILD_BUILTIN_VA_LIST): Define to...
	(avr_build_builtin_va_list): ...this new static function.
	(avr_adjust_type_node): New static function.
	(avr_scalar_mode_supported_p): Allow if ALL_FIXED_POINT_MODE_P.
	(avr_builtin_setjmp_frame_value): Use gen_subhi3 and return new
	pseudo instead of gen_rtx_MINUS.
	(avr_print_operand, avr_operand_rtx_cost): Handle: CONST_FIXED.
	(notice_update_cc): Handle: CC_MINUS.
	(output_movqi): Generalize to handle respective fixed-point modes.
	(output_movhi, output_movsisf, avr_2word_insn_p): Ditto.
	(avr_out_compare, avr_out_plus_1): Also handle fixed-point modes.
	(avr_assemble_integer): Ditto.
	(output_reload_in_const, output_reload_insisf): Ditto.
	(avr_compare_pattern): Skip all modes > 4 bytes.
	(avr_2word_insn_p): Skip movuqq_insn, movqq_insn.
	(avr_out_fract, avr_out_minus, avr_out_minus64): New functions.
	(avr_to_int_mode): New function.
	(adjust_insn_length): Handle: ADJUST_LEN_SFRACT,
	ADJUST_LEN_UFRACT, ADJUST_LEN_MINUS, ADJUST_LEN_MINUS64.
	* config/avr/predicates.md (const0_operand): Allow const_fixed.
	(const_operand, const_or_immediate_operand): New.
	(nonmemory_or_const_operand): New.
	* config/avr/constraints.md (Ynn, Y00, Y01, Y02, Ym1, Ym2, YIJ):
	New constraints.
	* config/avr/avr.h (LONG_LONG_ACCUM_TYPE_SIZE): Define.

From-SVN: r190644
2012-08-24 12:42:48 +00:00
H.J. Lu c637141af0 Add -mlong-double-64/-mlong-double-80 to i386
gcc/

	* doc/invoke.texi: Document -mlong-double-64/-mlong-double-80.

	* config/i386/i386.c (flag_opts): Add -mlong-double-64.
	(TARGET_HAS_BIONIC): Default long double to 64-bit for Bionic.

	* config/i386/i386.h (LONG_DOUBLE_TYPE_SIZE): Use 64 if
	TARGET_LONG_DOUBLE_64 is true.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): New macro.
	(WIDEST_HARDWARE_FP_SIZE): Defined to 80.

	* config/i386/i386.opt (mlong-double-80): New option.
	(mlong-double-64): Likewise.

	* config/i386/i386-c.c (ix86_target_macros): Define
	__LONG_DOUBLE_64__ for TARGET_LONG_DOUBLE_64.

gcc/testsuite/

	* gcc.target/i386/long-double-64-1.c: New file.
	* gcc.target/i386/long-double-64-2.c: Likewise.
	* gcc.target/i386/long-double-64-3.c: Likewise.
	* gcc.target/i386/long-double-64-4.c: Likewise.
	* gcc.target/i386/long-double-80-1.c: Likewise.
	* gcc.target/i386/long-double-80-2.c: Likewise.
	* gcc.target/i386/long-double-80-3.c: Likewise.
	* gcc.target/i386/long-double-80-4.c: Likewise.
	* gcc.target/i386/long-double-80-5.c: Likewise.
	* gcc.target/i386/long-double-80-6.c: Likewise.
	* gcc.target/i386/long-double-80-7.c: Likewise.

libgcc/

	* config/i386/t-linux (HOST_LIBGCC2_CFLAGS): New.

From-SVN: r190599
2012-08-22 12:46:28 -07:00
Ian Lance Taylor 4b1b378895 morestack.S (__morestack_non_split): Increase amount of space allocated for non-split code stack.
* config/i386/morestack.S (__morestack_non_split): Increase amount
	of space allocated for non-split code stack.

From-SVN: r190574
2012-08-21 20:51:42 +00:00
Julian Brown a508e1a8cb Makefile.in (LIB2_DIVMOD_EXCEPTION_FLAGS): Default to -fexceptions -fnon-call-exceptions if not defined.
libgcc/
    * Makefile.in (LIB2_DIVMOD_EXCEPTION_FLAGS): Default to
    -fexceptions -fnon-call-exceptions if not defined.
    ($(lib2-divmod-o), $(lib2-divmod-s-o)): Use above.
    * config/arm/t-bpabi (LIB2_DIVMOD_EXCEPTION_FLAGS): Define.

    gcc/testsuite/
    * gcc.target/arm/div64-unwinding.c: New test.

From-SVN: r190483
2012-08-17 15:06:06 +00:00
Andreas Schwab 5615a07d0c linux-atomic.c (__sync_lock_test_and_set_1): Fix type.
* config/m68k/linux-atomic.c (__sync_lock_test_and_set_1): Fix
type.

From-SVN: r190480
2012-08-17 12:33:09 +00:00
Nick Clifton d04aacfc87 lib2funcs.c (__clrsbhi2): New function.
* config/m32c/lib2funcs.c (__clrsbhi2): New function.
	Implements __clrsb for an HImode argument.

From-SVN: r190032
2012-08-01 09:36:01 +00:00
Nick Clifton 0d13c974d9 lib2funcs.c (__clrsbhi2): New function.
* config/stormy16/lib2funcs.c (__clrsbhi2): New function.
	Implements __clrsb for an HImode argument.
	* config/stormy16/clrsbhi2.c: New file:
	* config/stormy16/t-stormy16 (LIB2ADD): Add clrsbhi2.c.

From-SVN: r189997
2012-07-31 09:09:29 +00:00
Tristan Gingold bf1431e359 eh_personality.cc (__gxx_personality_seh0): New function.
libstdc++-v3/
	* libsupc++/eh_personality.cc (__gxx_personality_seh0): New function.
	Adjust for SEH.
	* config/abi/pre/gnu.ver: Add __gxx_personality_seh0.

libobjc/
	* exception.c (__gnu_objc_personality_seh0): New function.

libjava/
	* libgcj.ver: Add __gcj_personality_seh0.
	* exception.cc (__gcj_personality_seh0): New function.
	Adjust for SEH.

libgcc/
	* unwind-seh.c: New file.
	* unwind-generic.h: Include windows.h for SEH.
	(_Unwind_Exception): Use 6 private fields for SEH.
	(_GCC_specific_handler): Declare.
	* unwind-c.c (__gcc_personality_seh0): New function.
	Adjust for SEH.
	* config/i386/libgcc-cygming.ver: New file.
	* config/i386/t-seh-eh: New file.
	* config.host (x86_64-*-mingw*): Default to seh.

gcc/
	* opts.c (finish_options): Handle UI_SEH.
	* expr.c (build_personality_function): Handle UI_SEH.
	* dwarf2out.c (dwarf2out_begin_prologue): Handle UI_SEH.
	* coretypes.h (unwind_info_type): Add UI_SEH.
	* config/i386/winnt.c (i386_pe_seh_emit_except_personality):
	New function.
	(i386_pe_seh_init_sections): Likewise.
	* config/i386/cygming.h (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): Define.
	(TARGET_ASM_INIT_SECTIONS): Define.
	* common/config/i386/i386-common.c (TARGET_EXCEPT_UNWIND_INFO): Define.
	(i386_except_unwind_info): New function.


Co-Authored-By: Richard Henderson <rth@redhat.com>

From-SVN: r189644
2012-07-19 07:29:24 +00:00
Steven Bosscher 659140c86e * config/t-darwin (crt3.0): Remove work-around for fixed PR26840.
From-SVN: r189479
2012-07-14 13:50:59 +00:00
Uros Bizjak a20d08fd75 sfp-machine.h (FP_HANDLE_EXCEPTIONS): Use __builtin_expect when checking for exceptions.
* config/i386/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Use
	__builtin_expect when checking for exceptions.
	* config/ia64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Ditto.

From-SVN: r188705
2012-06-17 15:54:53 +02:00
Uros Bizjak 79261115dd sfp-machine.h (__sfp_handle_exceptions): New function declaration.
* config/ia64/sfp-machine.h (__sfp_handle_exceptions): New
	function declaration.
	(FP_HANDLE_EXCEPTIONS): Use __sfp_handle_exceptions.
	(FP_RND_MASK): New.
	* config/ia64/sfp-exceptions.c: New.
	* config/ia64/t-softfp (LIB2ADD): Add sfp-exceptions.c.

From-SVN: r188520
2012-06-13 17:56:55 +02:00
Uros Bizjak bb5c97d42c sfp-machine.h (_FP_NANSIGN_S, [...]): Move ...
* config/i386/32/sfp-machine.h (_FP_NANSIGN_S, _FP_NANSIGN_D,
	_FP_NANSIGN_E, _FP_NANSIGN_Q): Move ...
	* config/i386/64/sfp-machine: ... (delete here) ...
	* config/i386/sfp-machine.h: ... to here.
	(FP_EX_MASK): Remove.
	(FP_RND_MASK): New.
	(FP_INIT_ROUNDMODE): Declare asm as volatile.

From-SVN: r188518
2012-06-13 17:23:12 +02:00
Sriraman Tallam 91fe5efbd2 libgcc-bsd.ver: Version symbol __cpu_indicator_init.
2012-06-11  Sriraman Tallam  <tmsriram@google.com>

	* config/i386/libgcc-bsd.ver: Version symbol __cpu_indicator_init.
	* config/i386/libgcc-sol2.ver: Ditto.
	* config/i386/libgcc-glibc.ver: Ditto.

	* gcc.target/i386/builtin_target.c (vendor_signatures): New enum.
	(check_intel_cpu_model): New function.
	(check_amd_cpu_model): New function.
	(check_features): New function.
	(__get_cpuid_output): New function.
	(check_detailed): New function.
	(fn1): Rename to quick_check.
	(main): Update to call quick_check and call check_detailed.

From-SVN: r188417
2012-06-12 02:55:20 +00:00
Uros Bizjak 492fbea162 sfp-machine.h (__gcc_CMPtype, [...]): Move ...
* config/i386/32/sfp-machine.h (__gcc_CMPtype, CMPtype,
	_FP_KEEPNANFRACP, _FP_CHOOSENAN, FP_EX_INVALID, FP_EX_DENORM,
	FP_EX_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT,
	FP_HANDLE_EXCEPTIONS, FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF,
	FP_RND_MINF, _FP_DEXL_EX, FP_INIT_ROUNDMODE, FP_ROUNDMODE,
	__LITTLE_ENDIAN, __BIG_ENDIAN, strong_alias): Move ...
	* config/i386/64/sfp-machine: ... (delete here) ...
	* config/i386/sfp-machine.h: ... to here.
	(FP_EX_MASK): New.
	(__sfp_handle_exceptions): New function declaration.
	(FP_HANDLE_EXCEPTIONS): Use __sfp_handle_exceptions.
	* config/i386/sfp-exceptions.c: New.
	* config/i386/t-softfp: New.
	* config.host (i[34567]86-*-* and x86_64-*-* soft-fp targets): Add
	i386/t-softfp to tmake_file.

From-SVN: r188361
2012-06-09 19:32:27 +02:00
Joseph Myers d8c9d39117 ieee754-df.S: Fix typos.
* config/arm/ieee754-df.S: Fix typos.
	* config/arm/ieee754-sf.S: Fix typos.
	* config/c6x/libunwind.S: Fix typos.
	* config/epiphany/udivsi3-float.c: Fix typos.
	* config/microblaze/muldi3_hard.S: Fix typos.
	* config/picochip/adddi3.S: Fix typos.
	* config/picochip/ashlsi3.S: Fix typos.
	* config/picochip/ashrsi3.S: Fix typos.
	* config/picochip/clzsi2.S: Fix typos.
	* config/picochip/cmpsi2.S: Fix typos.
	* config/picochip/divmod15.S: Fix typos.
	* config/picochip/divmodhi4.S: Fix typos.
	* config/picochip/divmodsi4.S: Fix typos.
	* config/picochip/longjmp.S: Fix typos.
	* config/picochip/lshrsi3.S: Fix typos.
	* config/picochip/parityhi2.S: Fix typos.
	* config/picochip/popcounthi2.S: Fix typos.
	* config/picochip/setjmp.S: Fix typos.
	* config/picochip/subdi3.S: Fix typos.
	* config/picochip/ucmpsi2.S: Fix typos.
	* config/picochip/udivmodhi4.S: Fix typos.
	* config/picochip/udivmodsi4.S: Fix typos.
	* config/spu/divv2df3.c: Fix typos.
	* config/spu/mfc_multi_tag_release.c: Fix typos.
	* config/spu/mfc_tag_release.c: Fix typos.
	* configure.ac: Fix typos.
	* configure: Regenerate.

From-SVN: r187967
2012-05-29 15:54:22 +01:00
Ian Lance Taylor 31a18a7e23 morestack.S (__morestack_non_split): Check whether caller is varargs and needs %bp to hold the stack frame on return.
libgcc/:
	* config/i386/morestack.S (__morestack_non_split): Check whether
	caller is varargs and needs %bp to hold the stack frame on return.
gcc/testsuite/:
	* gcc.dg/split-6.c: New test.

From-SVN: r187894
2012-05-25 20:48:19 +00:00
Olivier Hainque c57685107c tramp.S (trampoline_setup): Use a longcall sequence in the non pic case on VxWorks.
libgcc/
        * config/rs6000/vxworks/tramp.S (trampoline_setup): Use a longcall
        sequence in the non pic case on VxWorks.

From-SVN: r187871
2012-05-25 08:20:03 +00:00
Olivier Hainque 7d67c380fa aix-unwind.h (*_REGNO): New, set of useful register numbers.
libgcc/
	* config/rs6000/aix-unwind.h (*_REGNO): New, set of useful
	register numbers. LR_REGNO replaces R_LR.
	(ucontext_for): New, helper for ...
	(ppc_aix_fallback_frame_state): New, implementation for aix 5.2
	and 5.3 of ...
	(MD_FALLBACK_FRAME_STATE_FOR): Define for 32bit configurations.

	testsuite/
	* g++.dg/eh/sighandle.C: New testcase.

From-SVN: r187540
2012-05-15 14:03:04 +00:00
Rainer Orth aca06c900e Use i386-cpuinfo.c on all i386 targets
libgcc:
	* config.host (i[34567]86-*-linux*, x86_64-*-linux*)
	(i[34567]86-*-kfreebsd*-gnu, x86_64-*-kfreebsd*-gnu)
	(i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*): Move
	i386/t-cpuinfo ...
	(i[34567]86-*-*, x86_64-*-*): ... here.

	* config/i386/libgcc-bsd.ver (GCC_4.8.0): New version.
	* config/i386/libgcc-sol2.ver (GCC_4.8.0): New version.

	* config/i386/i386-cpuinfo.c: Rename to ...
	* config/i386/cpuinfo.c: ... this.
	* config/i386/t-cpuinfo (LIB2ADD): Reflect this.

	* configure.ac (AC_CONFIG_HEADER): Call for auto-target.h.
	(libgcc_cv_init_priority): New test.
	* configure: Regenerate.
	* config.in: New file.
	* Makefile.in (clean): Rename config.h to auto-target.h.
	(config.h): Likewise.
	(stamp-h): Likewise.

	* config/i386/cpuinfo.c (auto-target.h): Include.
	(CONSTRUCTOR_PRIORITY): Define.
	(__cpu_indicator_init): Use it.

	gcc
	* doc/extend.texi (X86 Built-in Functions, __builtin_cpu_init):
	Document requirement to call in constructors.

	* config/i386/i386.c: Update comments for i386-cpuinfo.c name
	change.

From-SVN: r187365
2012-05-10 08:51:39 +00:00
Sriraman Tallam 5ddecff9f2 i386-cpuinfo.c (FEATURE_AVX2): New enum value.
2012-04-25  Sriraman Tallam  <tmsriram@google.com>

	* config/i386/i386-cpuinfo.c (FEATURE_AVX2): New enum value.
	(get_available_features): New argument. Check for AVX2.
	(__cpu_indicator_init): Modify call to get_available_features.

	* doc/extend.texi: Document avx2 support.
	* config/i386/i386.c (fold_builtin_cpu): Add avx2.

	* testsuite/gcc.target/i386/builtin_target.c: Check avx2.

From-SVN: r186855
2012-04-26 00:52:09 +00:00
Alan Modra b427dd7ae3 rs6000 (SAVE_INLINE_VRS, [...]): Define.
gcc/
	* config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
	V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
	SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
	(no_global_regs_above): Delete.
	(no_global_regs): New function.
	(rs6000_savres_strategy): Handle vector regs.  Use proper lr_save_p
	value for load multiple test.
	(savres_routine_syms): Increase size.
	(rs6000_savres_routine_name, rs6000_savres_routine_sym,
	ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
	rather than a number of boolean flags.  Update all callers.
	(rs6000_savres_routine_name): Generate vector save/restore names.
	(rs6000_savres_routine_sym): Handle vector regs.  Delete forward decl.
	(ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
	(rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
	and using_store_multiple.  Expand uses.  Don't always use r11 as
	frame reg when needed for out-of-line saves.  Set up initial offset
	for out-of-line vector saves when buying stack frame.  Handle pointer
	reg setup for out-of-line fp save.  Emit call to out-of-line vector
	save function.  Choose r11 or r12 for vrsave reg when available for
	better scheduling.
	(rs6000_output_function_prologue): Don't emit .extern for ELF.
	(rs6000_emit_epilogue): Choose a better frame reg when restoring
	from back-chain to suit out-of-line vector restore functions.  Emit
	call to out-of-line vector restore function.  Adjust register used
	for cr restore.  Tweak pointer register setup for gpr restore.
	* config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
	FIXED_R13.
	* config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
	(V_SAVE_INLINE): Define.
	* config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
libgcc/
	* config/rs6000/crtsavevr.S: New file.
	* config/rs6000/crtrestvr.S: New file.
	* config/rs6000/t-savresfgpr: Build the above.
	* config/rs6000/t-netbsd: Likewise.

From-SVN: r186800
2012-04-25 12:02:56 +09:30
Sriraman Tallam ad491329d9 i386-cpuinfo.c: Set __cpu_vendor always.
2012-04-24  Sriraman Tallam  <tmsriram@google.com>

	* libgcc/config/i386/i386-cpuinfo.c: Set __cpu_vendor always.

From-SVN: r186795
2012-04-25 02:04:22 +00:00
Sriraman Tallam 792317cc77 This patch adds new builtins to check for cpu type and features.
2012-04-24  Sriraman Tallam  <tmsriram@google.com>

This patch adds new builtins to check for cpu type and features. 

* __builtin_cpu_is ("<CPUNAME>")
* __builtin_cpu_supports ("<FEATURE>")

apart from the cpu init builtin, __builtin_cpu_init.

List of CPU names :

* "amd"
* "intel"
* "atom"
* "core2"
* "corei7"
* "nehalem"
* "westmere"
* "sandybridge"
* "amdfam10h"
* "barcelona"
* "shanghai"
* "istanbul"
* "bdver1"
* "bdver2"

List of CPU features :

* "cmov"
* "mmx"
* "popcnt"
* "sse"
* "sse2"
* "sse3"
* "ssse3"
* "sse4.1"
* "sse4.2"
* "avx"

        * config/i386/i386.c (build_processor_model_struct): New function.
        (make_var_decl): New function.
        (fold_builtin_cpu): New function.
        (ix86_fold_builtin): New function.
        (make_cpu_type_builtin): New function.
        (ix86_init_platform_type_builtins): New function.
        (ix86_expand_builtin): Expand new builtins by folding them.
        (ix86_init_builtins): Make new builtins to detect CPU type.
        (TARGET_FOLD_BUILTIN): New macro.
        (IX86_BUILTIN_CPU_INIT): New enum value.
        (IX86_BUILTIN_CPU_IS): New enum value.
        (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
        * config/i386/i386-builtin-types.def: New function type.
        * testsuite/gcc.target/builtin_target.c: New testcase.
        * doc/extend.texi: Document builtins.

        * libgcc/config/i386/i386-cpuinfo.c: New file.
        * libgcc/config/i386/t-cpuinfo: New file.
        * libgcc/config.host: Include t-cpuinfo.
        * libgcc/config/i386/libgcc-glibc.ver: Version symbol __cpu_model.

From-SVN: r186789
2012-04-25 00:08:37 +00:00
Thomas Schwinge 1bde7dabc9 struct siginfo vs. siginfo_t
libgcc/
	* config/alpha/linux-unwind.h (alpha_fallback_frame_state): Use
	siginfo_t instead of struct siginfo.
	* config/bfin/linux-unwind.h (bfin_fallback_frame_state): Likewise.
	* config/i386/linux-unwind.h (x86_fallback_frame_state): Likewise.
	* config/ia64/linux-unwind.h (ia64_fallback_frame_state)
	(ia64_handle_unwabi): Likewise.
	* config/mips/linux-unwind.h (mips_fallback_frame_state): Likewise.
	* config/pa/linux-unwind.h (pa32_fallback_frame_state): Likewise.
	* config/sh/linux-unwind.h (shmedia_fallback_frame_state)
	(sh_fallback_frame_state): Likewise.
	* config/tilepro/linux-unwind.h (tile_fallback_frame_state): Likewise.
	* config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Likewise.

From-SVN: r186610
2012-04-20 09:44:50 +02:00
H.J. Lu 24590f6607 Update x32 rt_sigreturn syscall number to 0x40000201
2012-04-02  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/linux-unwind.h (RT_SIGRETURN_SYSCALL): Update x32
	system call number.

From-SVN: r186087
2012-04-02 09:17:21 -07:00
Eric Botcazou 9a9dcce8e8 unwind-ia64.c (uw_install_context): Manually save LC if it hasn't been previously saved.
* config/ia64/unwind-ia64.c (uw_install_context): Manually save LC
	if it hasn't been previously saved.

From-SVN: r186045
2012-03-31 16:24:04 +00:00
H.J. Lu 6401aaf5df Define x86_64_fallback_frame_state only for glibc
2012-03-29  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/linux-unwind.h (x86_64_fallback_frame_state): Define
	only for glibc.

From-SVN: r185957
2012-03-29 05:48:08 -07:00