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2016-07-07arm-arches.def (armv8-m.base): Define new architecture.Thomas Preud'homme1-1/+2
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> gcc/ * config/arm/arm-arches.def (armv8-m.base): Define new architecture. (armv8-m.main): Likewise. (armv8-m.main+dsp): Likewise. * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define. (FL_FOR_ARCH8M_MAIN): Likewise. * config/arm/arm-tables.opt: Regenerate. * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and armv8-m.main+dsp to BE8_LINK_SPEC. * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M. (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN. * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M Baseline and Mainline. (arm_option_override_internal): Also disable arm_restrict_it when !arm_arch_notm. Update comment for -munaligned-access to also cover ARMv8-M Baseline. (arm_file_start): Increase buffer size for printing architecture name. * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main and armv8-m.main+dsp. (mno-unaligned-access): Clarify that this is disabled by default for ARMv8-M Baseline architectures as well. gcc/testsuite/ * lib/target-supports.exp: Generate add_options_for_arm_arch_FUNC and check_effective_target_arm_arch_FUNC_multilib for ARMv8-M Baseline and ARMv8-M Mainline architectures. libgcc/ * config/arm/lib1funcs.S (__ARM_ARCH__): Define to 8 for ARMv8-M. From-SVN: r238081
2016-07-07lib1funcs.S (HAVE_ARM_CLZ): Define for ARMv6* or later and ARMv5t* rather ↵Thomas Preud'homme1-3/+4
than for a fixed list of... 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> libgcc/ * config/arm/lib1funcs.S (HAVE_ARM_CLZ): Define for ARMv6* or later and ARMv5t* rather than for a fixed list of architectures. From-SVN: r238080
2016-07-07elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to decide whether to ↵Thomas Preud'homme4-19/+25
prevent... 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com> gcc/ * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to decide whether to prevent some libgcc routines being included for some multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the link between this condition and the one in libgcc/config/arm/lib1func.S. gcc/testsuite/ * lib/target-supports.exp (check_effective_target_arm_cortex_m): Use __ARM_ARCH_ISA_ARM to test for Cortex-M devices. libgcc/ * config/arm/bpabi-v6m.S: Clarify what architectures is the implementation suitable for. * config/arm/lib1funcs.S (__prefer_thumb__): Define among other cases for all Thumb-1 only targets. (NOT_ISA_TARGET_32BIT): Define for Thumb-1 only targets. (THUMB_LDIV0): Test for NOT_ISA_TARGET_32BIT rather than __ARM_ARCH_6M__. (EQUIV): Likewise. (ARM_FUNC_ALIAS): Likewise. (umodsi3): Add check to __ARM_ARCH_ISA_THUMB != 1 to guard the idiv version. (modsi3): Likewise. (clzsi2): Test for NOT_ISA_TARGET_32BIT rather than __ARM_ARCH_6M__. (clzdi2): Likewise. (ctzsi2): Likewise. (L_interwork_call_via_rX): Test for __ARM_ARCH_ISA_ARM rather than __ARM_ARCH_6M__ in guard for checking whether it is defined. (final includes): Test for NOT_ISA_TARGET_32BIT rather than __ARM_ARCH_6M__ and add comment to indicate the connection between this condition and the one in gcc/config/arm/elf.h. * config/arm/libunwind.S: Test for __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM rather than __ARM_ARCH_6M__. * config/arm/t-softfp: Likewise. From-SVN: r238079
2016-06-28linux.h: Do not include arch/icache.hWalter Lee1-2/+4
gcc/ChangeLog * config/tilegx/linux.h: Do not include arch/icache.h (CLEAR_INSN_CACHE): Provide inlined definition directly. * config/tilepro/linux.h: Do not include arch/icache.h (CLEAR_INSN_CACHE): Provide inlined definition directly. libgcc/ChangeLog * config/tilepro/atomic.h: Do not include arch/spr_def.h and asm/unistd.h. (SPR_CMPEXCH_VALUE): Define for tilegx. (__NR_FAST_cmpxchg): Define for tilepro. (__NR_FAST_atomic_update): Define for tilepro. (__NR_FAST_cmpxchg64): Define for tilepro. From-SVN: r237824
2016-06-21remove mep-* supportTrevor Saunders4-383/+0
libgcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config.host: Remove support for mep-*. * config/mep/lib1funcs.S: Remove. * config/mep/lib2funcs.c: Remove. * config/mep/t-mep: Remove. * config/mep/tramp.c: Remove. gcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * common/config/mep/mep-common.c: Remove. * config.gcc: Remove mep-* support. * config/mep/constraints.md: Remove. * config/mep/default.h: Remove. * config/mep/intrinsics.h: Remove. * config/mep/intrinsics.md: Remove. * config/mep/ivc2-template.h: Remove. * config/mep/mep-c5.cpu: Remove. * config/mep/mep-core.cpu: Remove. * config/mep/mep-default.cpu: Remove. * config/mep/mep-ext-cop.cpu: Remove. * config/mep/mep-intrin.h: Remove. * config/mep/mep-ivc2.cpu: Remove. * config/mep/mep-pragma.c: Remove. * config/mep/mep-protos.h: Remove. * config/mep/mep.c: Remove. * config/mep/mep.cpu: Remove. * config/mep/mep.h: Remove. * config/mep/mep.md: Remove. * config/mep/mep.opt: Remove. * config/mep/predicates.md: Remove. * config/mep/t-mep: Remove. * doc/install.texi: Remove mep-* documentation. * doc/md.texi: Likewise. gcc/testsuite/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * gcc.dg/tree-ssa/forwprop-28.c: Remove mep-* support. * gcc.dg/tree-ssa/reassoc-32.c: Likewise. * gcc.dg/tree-ssa/reassoc-33.c: Likewise. * gcc.dg/tree-ssa/reassoc-34.c: Likewise. * gcc.dg/tree-ssa/reassoc-35.c: Likewise. * gcc.dg/tree-ssa/reassoc-36.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-1.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-2.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-3.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-4.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-5.c: Likewise. * gcc.dg/tree-ssa/ssa-ifcombine-ccmp-6.c: Likewise. * gcc.dg/tree-ssa/ssa-thread-11.c: Likewise. * gcc.dg/tree-ssa/vrp87.c: Likewise. * lib/target-supports.exp: Likewise. contrib/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config-list.mk: Stop testing mep-elf. libstdc++-v3/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * configure.host: Remove mep-* support. From-SVN: r237666
2016-06-21remove avr-rtems supportTrevor Saunders1-2/+0
contrib/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config-list.mk: Stop testing avr-rtems. libgcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config.host: Remove support for avr-rtems. * config/avr/t-rtems: Remove. ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * configure: Regenerate. * configure.ac: Remove support for avr-rtems. gcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config.gcc: Remove support for avr-rtems. * config/avr/gen-avr-mmcu-specs.c: Likewise. * config/avr/rtems.h: Remove. * config/avr/t-rtems: Remove. contrib/header-tools/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * README: Remove references to avr-rtems. * reduce-headers: Likewise. From-SVN: r237665
2016-06-21remove support for the interix targetTrevor Saunders1-3/+0
contrib/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config-list.mk: Remove interix target. libgcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config.host: Remove interix support. * config/i386/t-interix: Remove. config/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * elf.m4: Remove interix support. * picflag.m4: Likewise. fixincludes/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * mkfixinc.sh: Remove interix support. gcc/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config.gcc: Remove interix support. * config/i386/i386-interix.h: Remove. * config/i386/interix.opt: Remove. * config/i386/t-interix: Remove. * configure: Regenerate. * configure.ac: Remove interix support. * doc/install.texi: Remove interix documentation. gcc/testsuite/ChangeLog: 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * gcc.dg/attr-ms_struct-1.c: Stop testing interix. * gcc.dg/attr-ms_struct-2.c: Likewise. * gcc.dg/attr-ms_struct-packed1.c: Likewise. * gcc.dg/bf-ms-attrib.c: Likewise. * gcc.dg/bf-ms-layout-2.c: Likewise. * gcc.dg/bf-ms-layout-3.c: Likewise. * gcc.dg/bf-ms-layout.c: Likewise. * gcc.dg/bf-no-ms-layout.c: Likewise. * gcc.target/i386/bitfield1.c: Likewise. * gcc.target/i386/bitfield2.c: Likewise. * gcc.target/i386/bitfield3.c: Likewise. From-SVN: r237660
2016-06-18fptr.c (__canonicalize_funcptr_for_compare): Don't set least-significant bit ↵John David Anglin1-1/+1
in function pointer for fixup. * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Don't set least-significant bit in function pointer for fixup. From-SVN: r237574
2016-06-14* Partially revert my previous commit.Uros Bizjak8-72/+20
From-SVN: r237418
2016-06-13i386-builtin-types.def (INT_FTYPE_FLOAT128): New function type.Uros Bizjak7-1/+77
* config/i386/i386-builtin-types.def (INT_FTYPE_FLOAT128): New function type. * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_SIGNBITQ]: New. (ix86_init_builtins): Add __builtin_signbitq function. (ix86_expand_args_builtin): Handle INT_FTYPE_FLOAT128. (ix86_expand_builtin): Handle IX86_BUILTIN_SIGNBITQ. * config/i386/i386.md (signbittf2): New expander. * config/i386/sse.md (ptesttf2): New insn pattern. * doc/extend.texi (x86 Built-in Functions): Document __builtin_signbitq. libgcc/ChangeLog: * config.host (i[34567]86-*-* | x86_64-*-*): Always include i386/${host_address}/t-softfp in tmake_file. * config/i386/32/t-softfp: Update comment for __builtin_copysignq. * config/i386/32/tf-signs.c: Add __signbittf2 fallback function. * config/i386/64/t-softfp: New file. * config/i386/64/tf-signs.c: Ditto. * config/i386/libgcc-bsd.ver: Add __signbittf2. * config/i386/libgcc-glibc.ver: Ditto. * config/i386/libgcc-sol2.ver: Ditto. testsuite/ChangeLog: * gcc.target/i386/float128-3.c: New test. * gcc.target/i386/quad-sse4.c: Ditto. * gcc.target/i386/quad-sse.c: Use -msse instead of -msse2. Update scan strings. From-SVN: r237415
2016-05-26free.asm: Delete.Nathan Sidwell4-159/+1
* config/nvptx/free.asm: Delete. * config/nvptx/malloc.asm: Delete. * config/nvptx/realloc.c: Delete. * t-nvptx: Update. From-SVN: r236773
2016-05-25crt0.s: Delete.Nathan Sidwell3-47/+39
libgcc/ * config/nvptx/crt0.s: Delete. * config/nvptx/crt0.c: New. * t-nvptx: Update. gcc/testsuite/ * gcc.c-torture/execute/921110-1.c: Fix abort decl. add missing 2016-05-20 Nathan Sidwell <nathan@acm.org> entry From-SVN: r236702
2016-04-29crt1.S: Remove SH5 support.Oleg Endo8-2574/+10
libgcc/ * config/sh/crt1.S: Remove SH5 support. * config/sh/crti.S: Likewise. * config/sh/crtn.S: Likewise. * config/sh/lib1funcs-4-300.S: Likewise. * config/sh/lib1funcs-Os-4-200.S: Likewise. * config/sh/lib1funcs.S: Likewise. * config/sh/linux-unwind.h: Likewise. * config/sh/t-sh64: Delete. From-SVN: r235640
2016-04-29[ARC] Handle FPX NaN within optimized floating point library.Claudiu Zissulescu1-5/+10
gcc/ 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> * testsuite/gcc.target/arc/ieee_eq.c: New test. libgcc/ 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com> * config/arc/ieee-754/eqdf2.S: Handle FPX NaN. From-SVN: r235633
2016-04-28[ARC/LIBGCC] Add TLS support.Claudiu Zissulescu2-0/+70
libgcc/ 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com> Joern Rennecke <joern.rennecke@embecosm.com> * config/arc/crttls.S: New file. * config/arc/t-arc: New rule. * config.host (arc*-*-elf*, arc*-*-linux*): Add crttls.o. Co-Authored-By: Joern Rennecke <joern.rennecke@embecosm.com> From-SVN: r235558
2016-04-25cmpd.c (__mspabi_cmpf): Add prototype.Nick Clifton6-6/+20
* config/msp430/cmpd.c (__mspabi_cmpf): Add prototype. (__mspabi_cmpd): Likewise. * config/msp430/floathidf.c (__floathidf): Likewise. * config/msp430/floathisf.c (__floathisf): Likewise * config/msp430/floatunhidf.c (__floatunssidf): Likewise. * config/msp430/floatunhisf.c (__floatunshisf): Likewise. * config/msp430/lib2shift.c (__ashlsi3): Take a signed char as the second parameter. (__ashrsi3): Likewise. From-SVN: r235409
2016-04-21* config/m68k/linux-atomic.c: Do not include unistd.hWaldemar Brodkorb1-1/+0
From-SVN: r235358
2016-04-20ieee754-df.S: Fix typos in comments.Martin Galvan1-12/+12
2016-04-20 Martin Galvan <martin.galvan@tallertechnologies.com> libgcc/ * config/arm/ieee754-df.S: Fix typos in comments. From-SVN: r235291
2016-03-29ft32.opt (mnodiv): New.James Bowman2-10/+84
* config/ft32/ft32.opt (mnodiv): New. * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV. * doc/invoke.texi (FT32 Options -mnodiv): New. * libgcc/config/ft32/lib1funcs.S (*divsi3, *modsi3): New. From-SVN: r234516
2016-03-22re PR libgcc/70363 (PowerPC __float128 to long double doesn't link if built ↵Michael Meissner1-0/+4
with an assember without ISA 3.0 support) 2016-03-22 Michael Meissner <meissner@linux.vnet.ibm.com> PR libgcc/70363 * config/rs6000/extendkftf2-sw.c (__extendkftf2_sw): If libgcc was built with an assembler that does not support ISA 3.0 instructions, rename __extendkftf2_sw to __extendkftf2. From-SVN: r234408
2016-03-16Save call-clobbered registers in _mcount on 32-bit Solaris/x86 (PR target/38239)Rainer Orth1-24/+12
PR target/38239 * config/sol2/gmon.c [__i386__] (_mcount): Save and restore call-clobbered registers. (internal_mcount): Remove __i386__ handling. From-SVN: r234256
2016-02-26sfp-machine.h (_FP_DECL_EX): Declare _fpsr as a union of u64 and double.Paul E. Murphy1-9/+13
2016-02-26 Paul E. Murphy <murphyp@linux.vnet.ibm.com> Bill Schmidt <wschmidt@linux.vnet.ibm.com> * config/rs6000/sfp-machine.h (_FP_DECL_EX): Declare _fpsr as a union of u64 and double. (FP_TRAPPING_EXCEPTIONS): Return a bitmask of trapping exceptions. (FP_INIT_ROUNDMODE): Read the fpscr instead of writing a mystery value. (FP_ROUNDMODE): Update the usage of _fpscr. Co-Authored-By: Bill Schmidt <wschmidt@linux.vnet.ibm.com> From-SVN: r233756
2016-02-17xtensa: fix libgcc build with --text-section-literalsMax Filippov2-0/+4
Functions __muldf3_aux, __divdf3_aux, __mulsf3_aux and __divsf3_aux don't start with leaf_entry, so they need explicit .literal_position, otherwise libgcc build fails in the presence of --text-section-literals. 2016-02-17 Max Filippov <jcmvbkbc@gmail.com> libgcc/ * config/xtensa/ieee754-df.S (__muldf3_aux, __divdf3_aux): Add .literal_position before the function. * config/xtensa/ieee754-sf.S (__mulsf3_aux, __divsf3_aux): Likewise. From-SVN: r233505
2016-02-15S/390: Add -fsplit-stack supportMarcin Kościelnicki2-0/+613
libgcc/ChangeLog: * config.host: Use t-stack and t-stack-s390 for s390*-*-linux. * config/s390/morestack.S: New file. * config/s390/t-stack-s390: New file. * generic-morestack.c (__splitstack_find): Add s390-specific code. gcc/ChangeLog: * common/config/s390/s390-common.c (s390_supports_split_stack): New function. (TARGET_SUPPORTS_SPLIT_STACK): New macro. * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue. * config/s390/s390.c (struct machine_function): New field split_stack_varargs_pointer. (s390_register_info): Mark r12 as clobbered if it'll be used as temp in s390_emit_prologue. (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack vararg pointer. (morestack_ref): New global. (SPLIT_STACK_AVAILABLE): New macro. (s390_expand_split_stack_prologue): New function. (s390_live_on_entry): New function. (s390_va_start): Use split-stack vararg pointer if appropriate. (s390_asm_file_end): Emit the split-stack note sections. (TARGET_EXTRA_LIVE_ON_ENTRY): New macro. * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec. (UNSPECV_SPLIT_STACK_CALL): New unspec. (UNSPECV_SPLIT_STACK_DATA): New unspec. (split_stack_prologue): New expand. (split_stack_space_check): New expand. (split_stack_data): New insn. (split_stack_call): New expand. (split_stack_call_*): New insn. (split_stack_cond_call): New expand. (split_stack_cond_call_*): New insn. From-SVN: r233421
2016-02-10re PR go/68562 (morestack misaligns stack on x86_64)Ian Lance Taylor1-1/+4
PR go/68562 * config/i386/morestack.S (__stack_split_initialize): Align stack. From-SVN: r233273
2016-02-03re PR bootstrap/69611 (Bootstrap broken on PowerPC FreeBSD, IEEE 128-bit ↵Andreas Tobler1-2/+2
floating point support.) 2016-02-03 Andreas Tobler <andreast@gcc.gnu.org> PR bootstrap/69611 * config/rs6000/sfp-machine.h: Guard __sfp_exceptions with __FLOAT128__ to compile only for __float128 capable targets. From-SVN: r233111
2016-01-25re PR target/69444 (recent changes broke x64_64 -> powerpc crosscompiler build)Jakub Jelinek1-1/+1
PR target/69444 * config/rs6000/sfp-machine.h: Fix a typo in #ifndef - __NO_FPRS__ instead of ___NO_FPRS__. From-SVN: r232805
2016-01-21Add missing fileMichael Meissner1-0/+25
From-SVN: r232695
2016-01-21float128-sed: New files to convert TF names to KF names for PowerPC IEEE ↵Michael Meissner14-3/+1406
128-bit floating... 2016-01-21 Michael Meissner <meissner@linux.vnet.ibm.com> Steven Munroe <munroesj@linux.vnet.ibm.com> Tulio Magno Quites Machado Filho <tulioqm@br.ibm.com> * config/rs6000/float128-sed: New files to convert TF names to KF names for PowerPC IEEE 128-bit floating point support. * config/rs6000/float128-sed-hw: Likewise. * config/rs6000/float128-hw.c: New file for ISA 3.0 IEEE 128-bit floating point hardware support. * config/rs6000/float128-ifunc.c: New file to pick either IEEE 128-bit floating point software emulation or use ISA 3.0 hardware support if it is available. * config/rs6000/quad-float128.h: New file to support IEEE 128-bit floating point. * config/rs6000/extendkftf2-sw.c: New file, convert IEEE 128-bit floating point to IBM extended double. * config/rs6000/trunctfkf2-sw.c: New file, convert IBM extended double to IEEE 128-bit floating point. * config/rs6000/t-float128: New Makefile fragments to enable building __float128 emulation support. * config/rs6000/t-float128-hw: Likewise. * config/rs6000/sfp-exceptions.c: New file to provide exception support for IEEE 128-bit floating point. * config/rs6000/floattikf.c: New files for converting between IEEE 128-bit floating point and signed/unsigned 128-bit integers. * config/rs6000/fixunskfti.c: Likewise. * config/rs6000/fixkfti.c: Likewise. * config/rs6000/floatuntikf.c: Likewise. * config/rs6000/sfp-machine.h (_FP_W_TYPE_SIZE): Use 64-bit types when building on 64-bit systems, or when VSX is enabled. (_FP_W_TYPE): Likewise. (_FP_WS_TYPE): Likewise. (_FP_I_TYPE): Likewise. (TItype): Define on 64-bit systems. (UTItype): Likewise. (TI_BITS): Likewise. (_FP_MUL_MEAT_D): Add support for using 64-bit types. (_FP_MUL_MEAT_Q): Likewise. (_FP_DIV_MEAT_D): Likewise. (_FP_DIV_MEAT_Q): Likewise. (_FP_NANFRAC_D): Likewise. (_FP_NANFRAC_Q): Likewise. (ISA_BIT): Add exception support if we are being compiled on a machine with hardware floating point support to build the IEEE 128-bit emulation functions. (FP_EX_INVALID): Likewise. (FP_EX_OVERFLOW): Likewise. (FP_EX_UNDERFLOW): Likewise. (FP_EX_DIVZERO): Likewise. (FP_EX_INEXACT): Likewise. (FP_EX_ALL): Likewise. (__sfp_handle_exceptions): Likewise. (FP_HANDLE_EXCEPTIONS): Likewise. (FP_RND_NEAREST): Likewise. (FP_RND_ZERO): Likewise. (FP_RND_PINF): Likewise. (FP_RND_MINF): Likewise. (FP_RND_MASK): Likewise. (_FP_DECL_EX): Likewise. (FP_INIT_ROUNDMODE): Likewise. (FP_ROUNDMODE): Likewise. * libgcc/config.host (powerpc*-*-linux*): If compiler can compile VSX code, enable IEEE 128-bit floating point. If the compiler can compile IEEE 128-bit floating point code with ISA 3.0 IEEE 128-bit floating point hardware instructions and it supports declaring functions with the ifunc attribute, enable ifunc functions to switch between software and hardware support. * configure.ac (powerpc*-*-linux*): Likewise. * configure: Regenerate. Co-Authored-By: Steven Munroe <munroesj@linux.vnet.ibm.com> Co-Authored-By: Tulio Magno Quites Machado Filho <tulioqm@br.ibm.com> From-SVN: r232685
2016-01-15t-msp430 (lib2_mul_none.o): Only use the first dependency as the source file ↵Nick Clifton1-5/+5
to be compiled. * config/msp430/t-msp430 (lib2_mul_none.o): Only use the first dependency as the source file to be compiled. (lib2_mul_16bit.o, lib2hw_mul_16.o, lib2hw_mul_32.o) (lib2hw_mul_f5.o): Likewise. From-SVN: r232402
2016-01-14Revert 2016-01-13 change.Michael Meissner14-1377/+3
From-SVN: r232392
2016-01-13rs6000-builtin.def (BU_FLOAT128_2): Add support for pack/unpack functions ↵Michael Meissner14-3/+1377
for __ibm128. [gcc] 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com> * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support for pack/unpack functions for __ibm128. (PACK_IF): Likewise. (UNPACK_IF): Likewise. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add support for __ibm128 pack/unpack functions. (rs6000_invalid_builtin): Likewise. (rs6000_init_builtins): Likewise. (rs6000_opt_masks): Likewise. * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name. (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack functions (RS6000_BTM_COMMON): Likewise. * config/rs6000/rs6000.md (f128_vsx): New mode attribute. (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to disallow __builtin_{pack,unpack}_longdouble if long double is IEEE 128-bit floating point. Add support for the double values to be in Altivec registers for TF/IF packing and unpacking, but restrict TD packing sub-fields to be FPR registers. Don't allow overlapped register support for packing. Allow pack inputs to be memory locations. Don't build generator functions for unpack<mode>_dm and unpack<mode>_nodm. (unpack<mode>_dm): Likewise. (unpack<mode>_nodm): Likewise. (pack<mode>): Likewise. * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add built-in functions to pack/unpack explicit __ibm128 values. (__builtin_unpack_ibm128): Likewise. * doc/extend.texi (PowerPC Built-in Functions): Document __builtin_pack_ibm128 and __builtin_unpack_ibm128. [libgcc] 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com> Steven Munroe <munroesj@linux.vnet.ibm.com> Tulio Magno Quites Machado Filho <tulioqm@br.ibm.com> * config/rs6000/sfp-exceptions.c: New file to provide exception support for IEEE 128-bit floating point. * config/rs6000/float128-hw.c: New file for ISA 3.0 IEEE 128-bit floating point hardware support. * config/rs6000/floattikf.c: New files for IEEE 128-bit floating point conversions. * config/rs6000/fixunskfti.c: Likewise. * config/rs6000/fixkfti.c: Likewise. * config/rs6000/floatuntikf.c: Likewise. * config/rs6000/extendkftf2-sw.c: Likewise. * config/rs6000/trunctfkf2-sw.c: Likewise. * config/rs6000/float128-ifunc.c: New file to pick either IEEE 128-bit floating point software emulation or use ISA 3.0 hardware support if it is available. * config/rs6000/quad-float128.h: New file to support IEEE 128-bit floating point. * config/rs6000/t-float128: New Makefile fragments to enable building __float128 emulation support. * config/rs6000/t-float128-hw: Likewise. * config/rs6000/float128-sed: New file to convert TF names to KF names for PowerPC IEEE 128-bit floating point support. * config/rs6000/sfp-machine.h (_FP_W_TYPE_SIZE): Use 64-bit types when building on 64-bit systems, or when VSX is enabled. (_FP_W_TYPE): Likewise. (_FP_WS_TYPE): Likewise. (_FP_I_TYPE): Likewise. (TItype): Define on 64-bit systems. (UTItype): Likewise. (TI_BITS): Likewise. (_FP_MUL_MEAT_D): Add support for using 64-bit types. (_FP_MUL_MEAT_Q): Likewise. (_FP_DIV_MEAT_D): Likewise. (_FP_DIV_MEAT_Q): Likewise. (_FP_NANFRAC_D): Likewise. (_FP_NANFRAC_Q): Likewise. (ISA_BIT): Add exception support if we are being compiled on a machine with hardware floating point support to build the IEEE 128-bit emulation functions. (FP_EX_INVALID): Likewise. (FP_EX_OVERFLOW): Likewise. (FP_EX_UNDERFLOW): Likewise. (FP_EX_DIVZERO): Likewise. (FP_EX_INEXACT): Likewise. (FP_EX_ALL): Likewise. (__sfp_handle_exceptions): Likewise. (FP_HANDLE_EXCEPTIONS): Likewise. (FP_RND_NEAREST): Likewise. (FP_RND_ZERO): Likewise. (FP_RND_PINF): Likewise. (FP_RND_MINF): Likewise. (FP_RND_MASK): Likewise. (_FP_DECL_EX): Likewise. (FP_INIT_ROUNDMODE): Likewise. (FP_ROUNDMODE): Likewise. * configure.ac (powerpc*-*-linux*): Check whether the PowerPC compiler can do __float128. * configure: Regenerate. * libgcc/config.host (powerpc*-*-linux*): If compiler can compile VSX code, enable IEEE 128-bit floating point. From-SVN: r232346
2016-01-05aix-unwind.h (ucontext_for): Handle AIX 7.1 specificities.Olivier Hainque1-3/+8
2016-01-05 Olivier Hainque <hainque@adacore.com> * config/rs6000/aix-unwind.h (ucontext_for): Handle AIX 7.1 specificities. From-SVN: r232082
2016-01-04Update copyright years.Jakub Jelinek922-921/+931
From-SVN: r232055
2015-12-10fptr.c (__canonicalize_funcptr_for_compare): Remove code to initialize call ↵John David Anglin1-42/+28
to __dl_fixup once. * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Remove code to initialize call to __dl_fixup once. From-SVN: r231486
2015-12-04gcc * config.gcc (extra_gcc_objs): Define for MSP430.Nick Clifton5-53/+277
* common/config/msp430/msp430-common.c (msp430_handle_option): Pass both -mmcu and -mcpu on to the back end if they are both defined. * config/msp430/msp430.c (hwmult_name): New function. (msp430_option_override): If an unrecognised MCU name is detected only warn if the user has not provided suitable -mhwmult and -mcpu options. Use msp430_warn_mcu to control warning messages. Generate warnings about conflicts between -mmcu and -mcpu and -mhwmult options. If neither -mcpu nor -mmcu have been specified but -mhwmult= f5series has the select the 430X isa. (msp430_no_hwmult): If -mmcu has not been specified and msp430_hwmult_type is AUTO then return true. * config/msp430/msp430.h (EXTRA_SPEC_FUNCTIONS): Define. (LIB_SPEC): Add hardware multiply library selection. * config/msp430/t-msp430: Delete hardware multiply multilibs. Add rule to build driver-msp430.o * config/msp430/driver-msp430.c: New file. * config/msp430/msp430.opt (warn-mcu): New option. * doc/invoke.texi: Update description of -mhwmult=auto. Document -mwarn-mcu option. tests * gcc.target/msp430/msp_abi_div_funcs.c: New test. * gcc.target/msp430/mul_main.h: New test support file. * gcc.target/msp430/mul_none.c: New test. * gcc.target/msp430/mul_16bit.c: New test. * gcc.target/msp430/mul_32bit.c: New test. * gcc.target/msp430/mul_f5.c: New test. libgcc * config/msp430/mpy.c (__mulhi3): Use a faster algorithm. Allow for the second argument being negative. * config.host (extra_parts): Define for MSP430. Create separate libraries for each of the hardware multiply formats. * config/msp430/lib2hw_mul.S: Build only the multiply routines that are needed. * config/msp430/lib2mul.c: Likewise. * config/msp430/t-msp430 (LIB2ADD): Remove lib2hw_mul.S. Add rules to build hardware multiply libraries. * config/msp430/lib2divSI.c: (__mspabi_divlu): Alias for __mspabi_divul function. (__mspabi_divllu): New stub function. From-SVN: r231286
2015-12-01fptr.c (__canonicalize_funcptr_for_compare): Initialize fixup values if ↵John David Anglin1-4/+10
saved GOT address doesn't match runtime address. * config/pa/fptr.c (__canonicalize_funcptr_for_compare): Initialize fixup values if saved GOT address doesn't match runtime address. (fixup_branch_offset): Reorder list. From-SVN: r231135
2015-11-23[ARM] PR target/68059 libgcc should not use __write for printing fatal errorSzabolcs Nagy1-2/+2
libgcc/ PR target/68059 * config/arm/linux-atomic-64bit.c (__write): Rename to... (write): ...this and fix the return type. From-SVN: r230762
2015-11-19* config/msp430/lib2hw_mul.S: Fix alignment.DJ Delorie1-1/+1
From-SVN: r230633
2015-11-18nvptx.c (global_lock_var): New.Nathan Sidwell2-1/+33
gcc/ * config/nvptx/nvptx.c (global_lock_var): New. (nvptx_global_lock_addr): New. (nvptx_lockless_update): Recomment and adjust for clarity. (nvptx_lockfull_update): New. (nvptx_reduction_update): New. (nvptx_goacc_reduction_fini): Call it. libgcc/ * config/nvptx/reduction.c: New. * config/nvptx/t-nvptx (LIB2ADD): Add it. libgomp/ * testsuite/libgomp.oacc-c-c++-common/reduction-cplx-flt.c: Add worker & gang cases. * testsuite/libgomp.oacc-c-c++-common/reduction-cplx-dbl.c: Likewise. From-SVN: r230545
2015-11-15on_exit.c: New file.David Edelsohn3-1/+52
* config/rs6000/on_exit.c: New file. * config/rs6000/t-aix-cxa (LIB2ADDEH): Build on_exit.c. * config/rs6000/libgcc-aix-cxa.ver (on_exit): Add symbol to exports. From-SVN: r230398
2015-11-11dp-hack.h: Add support for ARCHS.Claudiu Zissulescu10-31/+75
2015-11-11 Claudiu Zissulescu <claziss@synopsys.com> * config/arc/dp-hack.h: Add support for ARCHS. * config/arc/ieee-754/divdf3.S: Likewise. * config/arc/ieee-754/divsf3-stdmul.S: Likewise. * config/arc/ieee-754/muldf3.S: Likewise. * config/arc/ieee-754/mulsf3.S: Likewise * config/arc/lib1funcs.S: Likewise * config/arc/gmon/dcache_linesz.S: Don't read the build register for ARCv2 cores. * config/arc/gmon/profil.S (__profil, __profil_irq): Don't profile for ARCv2 cores. * config/arc/ieee-754/arc-ieee-754.h (MPYHU, MPYH): Define. * config/arc/t-arc700-uClibc: Remove hard selection for ARC 700 cores. From-SVN: r230151
2015-11-09Support init priority on SolarisRainer Orth2-2/+2
libgcc: * config/ia64/crtbegin.S: Check HAVE_INITFINI_ARRAY_SUPPORT value. * config/ia64/crtend.S: Likewise. gcc: * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Allow for differences in assembler syntax. Support Solaris ld. Define HAVE_INITFINI_ARRAY_SUPPORT as 0/1. * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define to HAVE_INITFINI_ARRAY_SUPPORT. * config/initfini-array.h: Check HAVE_INITFINI_ARRAY_SUPPORT value. * configure.ac (gcc_cv_as_sparc_nobits): Remove. * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Don't check HAVE_AS_SPARC_NOBITS. Heed SECTION_NOTYPE. * configure: Regenerate. * config.in: Regenerate. From-SVN: r230013
2015-11-07replace BITS_PER_UNIT with __CHAR_BIT__ in target libsTrevor Saunders1-1/+1
libgcc/ChangeLog: 2015-11-07 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> * config/visium/lib2funcs.c (__set_trampoline_parity): Use __CHAR_BIT__ instead of BITS_PER_UNIT. * fixed-bit.h: Likewise. * fp-bit.h: Likewise. * libgcc2.c (__popcountSI2): Likewise. (__popcountDI2): Likewise. * libgcc2.h: Likewise. * libgcov.h: Likewise. libobjc/ChangeLog: 2015-11-07 Trevor Saunders <tbsaunde+gcc@tbsaunde.org> PR libobjc/24775 * encoding.c (_darwin_rs6000_special_round_type_align): Use __CHAR_BIT__ instead of BITS_PER_UNIT. (objc_sizeof_type): Likewise. (objc_layout_structure): Likewise. (objc_layout_structure_next_member): Likewise. (objc_layout_finish_structure): Likewise. (objc_layout_structure_get_info): Likewise. From-SVN: r229936
2015-11-07atexit.c: New file.David Edelsohn4-3/+52
* config/rs6000/atexit.c: New file. * config/rs6000/t-aix-cxa (LIB2ADDEH): Build atexit.c. * config/rs6000/libgcc-aix-cxa.ver (atexit): Add symbol to exports. * config/rs6000/cxa_finalize.c (catomic_compare_and_exchange_bool_acq): Negate return value. From-SVN: r229932
2015-10-30libgcc changes for AMD znver1.Venkataramanan Kumar1-0/+8
2015-10-30 Venkataramanan Kumar <venkataramanan.kumar@amd.com> * config/i386/i386.c (get_builtin_code_for_version): Set priority for PROCESSOR_ZNVER1. (enum processor_model): Add M_AMDFAM17H_znver1. (struct arch_names_table): Likewise. * doc/extend.texi: ADD znver1. 2015-10-30 Venkataramanan Kumar <venkataramanan.kumar@amd.com> * config/i386/cpuinfo.c (enum processor_types): Add AMDFAM17H. (processor_subtypes): Add znver1. (get_amd_cpu): Detect znver1. From-SVN: r229575
2015-10-23re PR libgcc/66883 (config/epiphany/udivsi3-float.c:52: bad if test ?)Joern Rennecke1-2/+2
PR libgcc/66883 * config/epiphany/udivsi3-float.c: Fix CONCISE test, and comment typo. N.B., this is not active code, just documenting a previous approach for this function in C. From-SVN: r229236
2015-10-16divmodqi.S: Return 0x00 by default for div by 0.Kaushik Phatak3-2/+11
* config/rl78/divmodqi.S: Return 0x00 by default for div by 0. * config/rl78/divmodsi.S: Update return register to r8. * config/rl78/divmodhi.S: Update return register to r8,r9. Branch to main_loop_done_himode to pop registers before return. From-SVN: r228926
2015-10-11Add bdver4 for multiversioning and fix AMD model detection.Venkataramanan Kumar1-1/+4
2015-10-09 Venkataramanan kumar <venkataramanan.kumar@amd.com> * config/i386/cpuinfo.c (get_amd_cpu): Detect bdver4. (__cpu_indicator_init): Fix model selection for AMD CPUs. From-SVN: r228691
2015-10-05cpuinfo.c (get_intel_cpu): Detect "skylake-avx512".Kirill Yukhin1-0/+6
libgcc/ * config/i386/cpuinfo.c (get_intel_cpu): Detect "skylake-avx512". gcc/testsuite/ * gcc.target/i386/builtin_target.c: Add check for "skylake-avx512". From-SVN: r228481
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