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ChangeLog
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2018-12-12 Rasmus Villemoes <rv@rasmusvillemoes.dk>
* config/rs6000/tramp.S (__trampoline_setup): Also emit .size
and .cfi_endproc directives for VxWorks targets.
2018-12-05 Paul Koning <ni1d@arrl.net>
* udivmodhi4.c (__udivmodhi4): Fix loop end check.
2018-11-27 Alan Modra <amodra@gmail.com>
* config/rs6000/morestack.S (__stack_split_initialize),
(__morestack_get_guard, __morestack_set_guard),
(__morestack_make_guard): Provide CFI covering these functions.
* config/rs6000/tramp.S (__trampoline_setup): Likewise.
2018-11-15 Xianmiao Qu <xianmiao_qu@c-sky.com>
* config/csky/linux-unwind.h (sc_pt_regs): Update for kernel.
(sc_pt_regs_lr): Update for kernel.
(sc_pt_regs_tls): Update for kernel.
2018-11-15 Xianmiao Qu <xianmiao_qu@c-sky.com>
* config/csky/linux-unwind.h: Fix coding style.
2018-11-13 Xianmiao Qu <xianmiao_qu@c-sky.com>
* config/csky/linux-unwind.h (_sig_ucontext_t): Remove.
(csky_fallback_frame_state): Modify the check of the
instructions to adapt to changes in the kernel
2018-11-09 Stafford Horne <shorne@gmail.com>
Richard Henderson <rth@twiddle.net>
* config.host: Add OpenRISC support.
* config/or1k/*: New.
2018-11-08 Kito Cheng <kito@andestech.com>
* soft-fp/adddf3.c: Update from glibc.
* soft-fp/addsf3.c: Likewise.
* soft-fp/addtf3.c: Likewise.
* soft-fp/divdf3.c: Likewise.
* soft-fp/divsf3.c: Likewise.
* soft-fp/divtf3.c: Likewise.
* soft-fp/double.h: Likewise.
* soft-fp/eqdf2.c: Likewise.
* soft-fp/eqsf2.c: Likewise.
* soft-fp/eqtf2.c: Likewise.
* soft-fp/extenddftf2.c: Likewise.
* soft-fp/extended.h: Likewise.
* soft-fp/extendhftf2.c: Likewise.
* soft-fp/extendsfdf2.c: Likewise.
* soft-fp/extendsftf2.c: Likewise.
* soft-fp/extendxftf2.c: Likewise.
* soft-fp/fixdfdi.c: Likewise.
* soft-fp/fixdfsi.c: Likewise.
* soft-fp/fixdfti.c: Likewise.
* soft-fp/fixhfti.c: Likewise.
* soft-fp/fixsfdi.c: Likewise.
* soft-fp/fixsfsi.c: Likewise.
* soft-fp/fixsfti.c: Likewise.
* soft-fp/fixtfdi.c: Likewise.
* soft-fp/fixtfsi.c: Likewise.
* soft-fp/fixtfti.c: Likewise.
* soft-fp/fixunsdfdi.c: Likewise.
* soft-fp/fixunsdfsi.c: Likewise.
* soft-fp/fixunsdfti.c: Likewise.
* soft-fp/fixunshfti.c: Likewise.
* soft-fp/fixunssfdi.c: Likewise.
* soft-fp/fixunssfsi.c: Likewise.
* soft-fp/fixunssfti.c: Likewise.
* soft-fp/fixunstfdi.c: Likewise.
* soft-fp/fixunstfsi.c: Likewise.
* soft-fp/fixunstfti.c: Likewise.
* soft-fp/floatdidf.c: Likewise.
* soft-fp/floatdisf.c: Likewise.
* soft-fp/floatditf.c: Likewise.
* soft-fp/floatsidf.c: Likewise.
* soft-fp/floatsisf.c: Likewise.
* soft-fp/floatsitf.c: Likewise.
* soft-fp/floattidf.c: Likewise.
* soft-fp/floattihf.c: Likewise.
* soft-fp/floattisf.c: Likewise.
* soft-fp/floattitf.c: Likewise.
* soft-fp/floatundidf.c: Likewise.
* soft-fp/floatundisf.c: Likewise.
* soft-fp/floatunditf.c: Likewise.
* soft-fp/floatunsidf.c: Likewise.
* soft-fp/floatunsisf.c: Likewise.
* soft-fp/floatunsitf.c: Likewise.
* soft-fp/floatuntidf.c: Likewise.
* soft-fp/floatuntihf.c: Likewise.
* soft-fp/floatuntisf.c: Likewise.
* soft-fp/floatuntitf.c: Likewise.
* soft-fp/gedf2.c: Likewise.
* soft-fp/gesf2.c: Likewise.
* soft-fp/getf2.c: Likewise.
* soft-fp/half.h: Likewise.
* soft-fp/ledf2.c: Likewise.
* soft-fp/lesf2.c: Likewise.
* soft-fp/letf2.c: Likewise.
* soft-fp/muldf3.c: Likewise.
* soft-fp/mulsf3.c: Likewise.
* soft-fp/multf3.c: Likewise.
* soft-fp/negdf2.c: Likewise.
* soft-fp/negsf2.c: Likewise.
* soft-fp/negtf2.c: Likewise.
* soft-fp/op-1.h: Likewise.
* soft-fp/op-2.h: Likewise.
* soft-fp/op-4.h: Likewise.
* soft-fp/op-8.h: Likewise.
* soft-fp/op-common.h: Likewise.
* soft-fp/quad.h: Likewise.
* soft-fp/single.h: Likewise.
* soft-fp/soft-fp.h: Likewise.
* soft-fp/subdf3.c: Likewise.
* soft-fp/subsf3.c: Likewise.
* soft-fp/subtf3.c: Likewise.
* soft-fp/truncdfsf2.c: Likewise.
* soft-fp/trunctfdf2.c: Likewise.
* soft-fp/trunctfhf2.c: Likewise.
* soft-fp/trunctfsf2.c: Likewise.
* soft-fp/trunctfxf2.c: Likewise.
* soft-fp/unorddf2.c: Likewise.
* soft-fp/unordsf2.c: Likewise.
* soft-fp/unordtf2.c: Likewise.
2018-11-04 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
* config/i386/cpuinfo.c: (get_amd_cpu): Add znver2.
* config/i386/cpuinfo.h (processor_types): Add znver2.
2018-11-01 Paul Koning <ni1d@arrl.net>
* config/pdp11/t-pdp11 (LIB2ADD): Add divmod.c.
(HOST_LIBGCC2_CFLAGS): Change to optimize for size.
2018-10-31 Joseph Myers <joseph@codesourcery.com>
PR bootstrap/82856
* configure.ac: Remove AC_PREREQ. Use AC_LANG_SOURCE.
* configure: Regenerate.
2018-10-31 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/lib1funcs.S (_muldi3): New function.
* config/arc/t-arc (LIB1ASMFUNCS): Add _muldi3.
2018-10-30 Rasmus Villemoes <rv@rasmusvillemoes.dk>
* config/gthr-vxworks.h (__gthread_mutex_destroy): Call semDelete.
2018-10-25 Martin Liska <mliska@suse.cz>
PR other/87735
* libgcov-profiler.c: Revert.
2018-10-24 Martin Liska <mliska@suse.cz>
* libgcov-profiler.c: Start from 1 in order to distinguish
functions which were seen and these that were not.
2018-10-18 Paul Koning <ni1d@arrl.net>
* udivmodsi4.c (__udivmodsi4): Rename to conform to coding
standard.
* divmod.c: Update references to __udivmodsi4.
* udivmod.c: Ditto.
* udivhi3.c: New file.
* udivmodhi4.c: New file.
* config/pdp11/t-pdp11 (LIB2ADD): Add the new files.
2018-10-17 Rasmus Villemoes <rv@rasmusvillemoes.dk>
* Makefile.in (LIB2FUNCS_ST): Filter out LIB2FUNCS_EXCLUDE.
2018-10-12 Olivier Hainque <hainque@adacore.com>
* config/rs6000/ibm-ldouble.c: Augment the toplevel guard with
defined (__FLOAT128_TYPE__) || defined (__LONG_DOUBLE_128__).
2018-10-08 Paul Koning <ni1d@arrl.net>
* config/pdp11/t-pdp11: Remove -mfloat32 switch.
2018-10-04 Martin Liska <mliska@suse.cz>
PR gcov-profile/84107
* libgcov-profiler.c (__gcov_indirect_call):
Change type to indirect_call_tuple.
(struct indirect_call_tuple): New struct.
(__gcov_indirect_call_topn_profiler): Change type.
(__gcov_indirect_call_profiler_v2): Use the new
variables.
* libgcov.h (struct indirect_call_tuple): New struct
definition.
2018-10-03 Uros Bizjak <ubizjak@gmail.com>
* libgcc2.c (isnan): Use __builtin_isnan.
(isfinite): Use __builtin_isfinite.
(isinf): Use __builtin_isinf.
2018-09-26 Uros Bizjak <ubizjak@gmail.com>
* config/i386/crtprec.c (set_precision): Use fnstcw instead of fstcw.
2018-09-21 Alexandre Oliva <oliva@adacore.com>
* config/vxcache.c: New file. Provide __clear_cache, based on
the cacheTextUpdate VxWorks service.
* config/t-vxworks (LIB2ADD): Add vxcache.c.
(LIB2FUNCS_EXCLUDE): Add _clear_cache.
* config/t-vxwoks7: Likewise.
2018-09-21 Martin Liska <mliska@suse.cz>
* libgcov-driver.c (crc32_unsigned): Remove.
(gcov_histogram_insert): Likewise.
(gcov_compute_histogram): Likewise.
(compute_summary): Simplify rapidly.
(merge_one_data): Do not handle PROGRAM_SUMMARY tag.
(merge_summary): Rapidly simplify.
(dump_one_gcov): Ignore gcov_summary.
(gcov_do_dump): Do not handle program summary, it's not
used.
* libgcov-util.c (tag_summary): Remove.
(read_gcda_finalize): Fix coding style.
(read_gcda_file): Initialize curr_object_summary.
(compute_summary): Remove.
(calculate_overlap): Remove settings of run_max.
2018-09-21 Monk Chiang <sh.chiang04@gmail.com>
* config/nds32/linux-unwind.h (struct _rt_sigframe): Use struct
ucontext_t type instead.
(nds32_fallback_frame_state): Remove struct _sigframe statement.
2018-09-21 Kito Cheng <kito.cheng@gmail.com>
* config/nds32/t-nds32-glibc: New file.
2018-09-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (solaris_ld_v2_maps): New test.
* configure: Regenerate.
* Makefile.in (solaris_ld_v2_maps): New variable.
* config/t-slibgcc-sld (libgcc-unwind.map): Emit v2 mapfile syntax
if supported.
2018-08-23 Richard Earnshaw <rearnsha@arm.com>
PR target/86951
* config/arm/lib1funcs.asm (speculation_barrier): New function.
* config/arm/t-arm (LIB1ASMFUNCS): Add it to list of functions
to build.
2018-08-22 Iain Sandoe <iain@sandoe.co.uk>
* config/unwind-dw2-fde-darwin.c
(_darwin10_Unwind_FindEnclosingFunction): move from here ...
* config/darwin10-unwind-find-enc-func.c: … to here.
* config/t-darwin: Build Darwin10 unwinder shim crt.
* libgcc/config.host: Add the Darwin10 unwinder shim.
2018-08-21 Rasmus Villemoes <rv@rasmusvillemoes.dk>
* config.host: Add crtbegin.o and crtend.o for
powerpc-wrs-vxworks target.
2018-08-17 Jojo <jijie_rong@c-sky.com>
Huibin Wang <huibin_wang@c-sky.com>
Sandra Loosemore <sandra@codesourcery.com>
Chung-Lin Tang <cltang@codesourcery.com>
C-SKY port: libgcc
* config.host: Add C-SKY support.
* config/csky/*: New.
2018-08-12 Chung-Ju Wu <jasonwucj@gmail.com>
* config/nds32/t-nds32-isr: Rearrange object dependency.
* config/nds32/initfini.c: Add dwarf2 unwinding support.
* config/nds32/isr-library/adj_intr_lvl.inc: Consider new extensions
and registers usage.
* config/nds32/isr-library/excp_isr.S: Ditto.
* config/nds32/isr-library/intr_isr.S: Ditto.
* config/nds32/isr-library/reset.S: Ditto.
* config/nds32/isr-library/restore_all.inc: Ditto.
* config/nds32/isr-library/restore_mac_regs.inc: Ditto.
* config/nds32/isr-library/restore_partial.inc: Ditto.
* config/nds32/isr-library/restore_usr_regs.inc: Ditto.
* config/nds32/isr-library/save_all.inc: Ditto.
* config/nds32/isr-library/save_mac_regs.inc: Ditto.
* config/nds32/isr-library/save_partial.inc: Ditto.
* config/nds32/isr-library/save_usr_regs.inc: Ditto.
* config/nds32/isr-library/vec_vid*.S: Consider 4-byte vector size.
2018-08-11 John David Anglin <danglin@gcc.gnu.org>
* config/pa/linux-atomic.c: Update comment.
(FETCH_AND_OP_2, OP_AND_FETCH_2, FETCH_AND_OP_WORD, OP_AND_FETCH_WORD,
COMPARE_AND_SWAP_2, __sync_val_compare_and_swap_4,
SYNC_LOCK_TEST_AND_SET_2, __sync_lock_test_and_set_4): Use
__ATOMIC_RELAXED for atomic loads.
(SYNC_LOCK_RELEASE_1): New define. Use __sync_synchronize() and
unordered store to release lock.
(__sync_lock_release_8): Likewise.
(SYNC_LOCK_RELEASE_2): Remove define.
2018-08-02 Nicolas Pitre <nico@fluxnic.net>
PR libgcc/86512
* config/arm/ieee754-df.S: Don't shortcut denormal handling when
exponent goes negative. Update my email address.
* config/arm/ieee754-sf.S: Likewise.
2018-08-01 Martin Liska <mliska@suse.cz>
* libgcov-profiler.c (__gcov_indirect_call_profiler_v2): Do not
check that __gcov_indirect_call_callee is non-null.
2018-07-30 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/ieee754-df.S: Fix comment for code working on
architectures >= 4.
* config/arm/ieee754-sf.S: Likewise.
2018-07-27 H.J. Lu <hongjiu.lu@intel.com>
PR libgcc/85334
* config/i386/shadow-stack-unwind.h (_Unwind_Frames_Increment):
Removed.
2018-07-05 James Clarke <jrtc27@jrtc27.com>
* configure: Regenerated.
2018-06-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* Makefile.in (install_leaf): Use enable_gcov instead of
enable_libgcov.
2018-06-27 Rasmus Villemoes <rv@rasmusvillemoes.dk>
* configure.ac: Add --disable-gcov option.
* configure: Regenerate.
* Makefile.in: Honour @enable_gcov@.
2018-06-21 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/lib1funcs.S (__ARM_ARCH__): Remove definitions, use
__ARM_ARCH and __ARM_FEATURE_CLZ instead.
(HAVE_ARM_CLZ): Remove definition, use __ARM_FEATURE_CLZ instead.
* config/arm/ieee754-df.S: Use __ARM_FEATURE_CLZ instead of
__ARM_ARCH__.
* config/arm/ieee754-sf.S: Likewise.
* config/arm/libunwind.S: Use __ARM_ARCH instead of __ARM_ARCH__.
2018-06-21 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/ieee754-df.S: Remove code for __ARM_ARCH__ < 4, no
longer supported.
* config/arm/ieee754-sf.S: Likewise.
2018-06-20 Than McIntosh <thanm@google.com>
PR libgcc/86213
* generic-morestack.c (allocate_segment): Move calls to getenv and
getpagesize to __morestack_load_mmap.
(__morestack_load_mmap) Initialize static_pagesize and
use_guard_page here so as to avoid clobbering SSE regs during a
__morestack call.
2018-06-18 Michael Meissner <meissner@linux.ibm.com>
* config/rs6000/t-float128 (FP128_CFLAGS_SW): Compile float128
support modules with -mno-gnu-attribute.
* config/rs6000/t-float128-hw (FP128_CFLAGS_HW): Likewise.
2018-06-07 Olivier Hainque <hainque@adacore.com>
* config/t-vxworks (LIBGCC_INCLUDES): Add
-I$(MULTIBUILDTOP)../../gcc/include.
* config/t-vxworks7: Likewise. Reformat a bit to match
the t-vxworks layout.
2018-06-07 Olga Makhotina <olga.makhotina@intel.com>
* config/i386/cpuinfo.h (processor_types): Add INTEL_TREMONT.
2018-06-07 Martin Liska <mliska@suse.cz>
* libgcov-driver.c: Rename cs_all to all and assign it from
all_prg.
2018-06-07 Martin Liska <mliska@suse.cz>
PR bootstrap/86057
* libgcov-driver-system.c (replace_filename_variables): Use
memcpy instead of mempcpy.
(allocate_filename_struct): Do not allocate filename, allocate
prefix and set it.
(gcov_exit_open_gcda_file): Allocate memory for gf->filename
here and properly copy content into it.
* libgcov-driver.c (struct gcov_filename): Remove max_length
field, change prefix from size_t into char *.
(compute_summary): Do not calculate longest filename.
(gcov_do_dump): Release memory of gf.filename after each file.
* libgcov-util.c (compute_summary): Use new signature of
compute_summary.
(calculate_overlap): Likewise.
2018-06-05 Martin Liska <mliska@suse.cz>
PR gcov-profile/47618
* libgcov-driver-system.c (replace_filename_variables): New
function.
(gcov_exit_open_gcda_file): Use it.
2018-06-05 Martin Liska <mliska@suse.cz>
* libgcov-driver.c (gcov_compute_histogram): Remove usage
of gcov_ctr_summary.
(compute_summary): Do it just for a single summary.
(merge_one_data): Likewise.
(merge_summary): Simplify as we read just single summary.
(dump_one_gcov): Pass proper argument.
* libgcov-util.c (compute_one_gcov): Simplify as we have just
single summary.
(gcov_info_count_all_cold): Likewise.
(calculate_overlap): Likewise.
2018-06-02 Chung-Ju Wu <jasonwucj@gmail.com>
Monk Chiang <sh.chiang04@gmail.com>
* config.host (nds32*-linux*): New.
* config/nds32/linux-atomic.c: New file.
* config/nds32/linux-unwind.h: New file.
2018-05-31 Uros Bizjak <ubizjak@gmail.com>
PR target/85591
* config/i386/cpuinfo.c (get_amd_cpu): Return
AMDFAM15H_BDVER2 for AMDFAM15H model 0x2.
2018-05-30 Rasmus Villemoes <rasmus.villemoes@prevas.dk>
* crtstuff.c: Remove declaration of _Jv_RegisterClasses.
2018-05-29 Martin Liska <mliska@suse.cz>
PR gcov-profile/85759
* libgcov-driver-system.c (gcov_error): Introduce usage of
GCOV_EXIT_AT_ERROR env. variable.
* libgcov-driver.c (merge_one_data): Print error that we
overwrite a gcov file with a different timestamp.
2018-05-23 Kalamatee <kalamatee@gmail.com>
* config/m68k/lb1sf68.S (Laddsf$nf): Fix sign bit handling in
path to Lf$finfty.
2018-05-18 Kito Cheng <kito.cheng@gmail.com>
Monk Chiang <sh.chiang04@gmail.com>
Jim Wilson <jimw@sifive.com>
* config/riscv/save-restore.S: Add support for rv32e.
2018-05-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/libunwind.S: Update comment relating to armv5.
2018-05-17 Jerome Lambourg <lambourg@adacore.com>
* config/arm/cmse.c (cmse_check_address_range): Replace
UINTPTR_MAX with __UINTPTR_MAX__ and uintptr_t with __UINTPTR_TYPE__.
2018-05-17 Olga Makhotina <olga.makhotina@intel.com>
* config/i386/cpuinfo.h (processor_types): Add INTEL_GOLDMONT_PLUS.
* config/i386/cpuinfo.c (get_intel_cpu): Detect Goldmont Plus.
2018-05-08 Olga Makhotina <olga.makhotina@intel.com>
* config/i386/cpuinfo.h (processor_types): Add INTEL_GOLDMONT.
* config/i386/cpuinfo.c (get_intel_cpu): Detect Goldmont.
2018-05-07 Amaan Cheval <amaan.cheval@gmail.com>
* config.host (x86_64-*-rtems*): Build crti.o and crtn.o.
2018-04-27 Andreas Tobler <andreast@gcc.gnu.org>
Maryse Levavasseur <maryse.levavasseur@stormshield.eu>
PR libgcc/84292
* config/arm/freebsd-atomic.c (SYNC_OP_AND_FETCH_N): Fix the
op_and_fetch to return the right result.
2018-04-27 Alan Modra <amodra@gmail.com>
PR libgcc/85532
* config/rs6000/t-crtstuff (CRTSTUFF_T_CFLAGS): Add
-fno-asynchronous-unwind-tables.
2018-04-25 Chung-Ju Wu <jasonwucj@gmail.com>
* config/nds32/sfp-machine.h: Fix settings for NDS32_ABI_2FP_PLUS.
* config/nds32/t-nds32-newlib (HOST_LIBGCC2_CFLAGS): Use -fwrapv.
2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/linux-unwind.h: Add (__CET__ & 2) != 0 check
when including "config/i386/shadow-stack-unwind.h".
2018-04-24 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated.
2018-04-20 Michael Meissner <meissner@linux.ibm.com>
PR target/85456
* config/rs6000/_powikf2.c: New file. Add support for the
__builtin_powil function when long double is IEEE 128-bit floating
point.
* config/rs6000/float128-ifunc.c (__powikf2_resolve): Add
__powikf2 support.
(__powikf2): Likewise.
* config/rs6000/quad-float128.h (__powikf2_sw): Likewise.
(__powikf2_hw): Likewise.
(__powikf2): Likewise.
* config/rs6000/t-float128 (fp128_ppc_funcs): Likewise.
* config/rs6000/t-float128-hw (fp128_hw_func): Likewise.
(_powikf2-hw.c): Likewise.
2018-04-19 H.J. Lu <hongjiu.lu@intel.com>
PR libgcc/85334
* unwind-generic.h (_Unwind_Frames_Increment): New.
* config/i386/shadow-stack-unwind.h (_Unwind_Frames_Increment):
Likewise.
* unwind.inc (_Unwind_RaiseException_Phase2): Increment frame
count with _Unwind_Frames_Increment.
(_Unwind_ForcedUnwind_Phase2): Likewise.
2018-04-19 H.J. Lu <hongjiu.lu@intel.com>
PR libgcc/85379
* config/i386/morestack.S (__stack_split_initialize): Add
_CET_ENDBR.
2018-04-19 Jakub Jelinek <jakub@redhat.com>
* configure: Regenerated.
2018-04-18 David Malcolm <dmalcolm@redhat.com>
PR jit/85384
* configure: Regenerate.
2018-04-16 Jakub Jelinek <jakub@redhat.com>
PR target/84945
* config/i386/cpuinfo.c (set_feature): Wrap into do while (0) to avoid
-Wdangling-else warnings. Mask shift counts to avoid
-Wshift-count-negative and -Wshift-count-overflow false positives.
2018-04-06 Ruslan Bukin <br@bsdpad.com>
* config.host (riscv*-*-freebsd*): Add RISC-V FreeBSD support.
2018-03-29 H.J. Lu <hongjiu.lu@intel.com>
PR target/85100
* config/i386/cpuinfo.c (XCR_XFEATURE_ENABLED_MASK): New.
(XSTATE_FP): Likewise.
(XSTATE_SSE): Likewise.
(XSTATE_YMM): Likewise.
(XSTATE_OPMASK): Likewise.
(XSTATE_ZMM): Likewise.
(XSTATE_HI_ZMM): Likewise.
(XCR_AVX_ENABLED_MASK): Likewise.
(XCR_AVX512F_ENABLED_MASK): Likewise.
(get_available_features): Enable AVX and AVX512 features only
if their states are supported by OSXSAVE.
2018-03-22 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
PR target/85025
* config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
Fix a typo, tmp => 255.
2018-03-20 Jakub Jelinek <jakub@redhat.com>
PR target/84945
* config/i386/cpuinfo.h (__cpu_features2): Declare.
* config/i386/cpuinfo.c (__cpu_features2): New variable for
ifndef SHARED only.
(set_feature): Define.
(get_available_features): Use set_feature macro. Set __cpu_features2
to the second word of features ifndef SHARED.
2018-03-15 Julia Koval <julia.koval@intel.com>
* config/i386/cpuinfo.c (get_available_features): Add
FEATURE_AVX512VBMI2, FEATURE_GFNI, FEATURE_VPCLMULQDQ,
FEATURE_AVX512VNNI, FEATURE_AVX512BITALG.
* config/i386/cpuinfo.h (processor_features): Add FEATURE_AVX512VBMI2,
FEATURE_GFNI, FEATURE_VPCLMULQDQ, FEATURE_AVX512VNNI,
FEATURE_AVX512BITALG.
2018-03-14 Julia Koval <julia.koval@intel.com>
* config/i386/cpuinfo.h (processor_subtypes): Split up icelake on
icelake client and icelake server.
2018-03-06 John David Anglin <danglin@gcc.gnu.org>
* config/pa/fptr.c (_dl_read_access_allowed): New.
(__canonicalize_funcptr_for_compare): Use it.
2018-02-28 Jakub Jelinek <jakub@redhat.com>
PR debug/83917
* configure.ac (AS_HIDDEN_DIRECTIVE): AC_DEFINE_UNQUOTED this to
$asm_hidden_op if visibility ("hidden") attribute works.
(HAVE_AS_CFI_SECTIONS): New AC_DEFINE.
* config/i386/i386-asm.h: Don't include auto-host.h.
(PACKAGE_VERSION, PACKAGE_NAME, PACKAGE_STRING, PACKAGE_TARNAME,
PACKAGE_URL): Don't undefine.
(USE_GAS_CFI_DIRECTIVES): Don't use nor define this macro, instead
guard cfi_startproc only on ifdef __GCC_HAVE_DWARF2_CFI_ASM.
(FN_HIDDEN): Change guard from #ifdef HAVE_GAS_HIDDEN to
#ifdef AS_HIDDEN_DIRECTIVE, use AS_HIDDEN_DIRECTIVE macro in the
definition instead of hardcoded .hidden.
* config/i386/cygwin.S: Include i386-asm.h first before .cfi_sections
directive. Use #ifdef HAVE_AS_CFI_SECTIONS rather than
#ifdef HAVE_GAS_CFI_SECTIONS_DIRECTIVE to guard .cfi_sections.
(USE_GAS_CFI_DIRECTIVES): Don't define.
* configure: Regenerated.
* config.in: Likewise.
2018-02-26 Jakub Jelinek <jakub@redhat.com>
PR debug/83917
* config/i386/i386-asm.h (PACKAGE_VERSION, PACKAGE_NAME,
PACKAGE_STRING, PACKAGE_TARNAME, PACKAGE_URL): Undefine between
inclusion of auto-target.h and auto-host.h.
(USE_GAS_CFI_DIRECTIVES): Define if not defined already based on
__GCC_HAVE_DWARF2_CFI_ASM.
(cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
cfi_def_cfa_register, cfi_def_cfa, cfi_register, cfi_offset, cfi_push,
cfi_pop): Define.
* config/i386/cygwin.S: Don't include auto-host.h here, just
define USE_GAS_CFI_DIRECTIVES to 1 or 0 and include i386-asm.h.
(cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): Remove.
* config/i386/resms64fx.h: Add cfi_* directives.
* config/i386/resms64x.h: Likewise.
2018-02-20 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/ieee754-df.S (__adddf3_aux): Add
.literal_position directive.
* config/xtensa/ieee754-sf.S (__addsf3_aux): Likewise.
2018-02-14 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
PR target/84148
* configure: Regenerate.
2018-02-16 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
PR target/84239
* config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
Include cetintrin.h not x86intrin.h.
2018-02-08 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
PR target/84239
* config/i386/shadow-stack-unwind.h (_Unwind_Frames_Extra):
Use new _get_ssp and _inc_ssp intrinsics.
2018-02-02 Julia Koval <julia.koval@intel.com>
* config/i386/cpuinfo.h (processor_subtypes): Add INTEL_COREI7_ICELAKE.
2018-01-26 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/lib1funcs.S (__udivmodsi4): Use safe version for RF16
option.
(__divsi3): Use RF16 safe registers.
(__modsi3): Likewise.
2018-01-23 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/ieee754-df.S (__addsf3, __subsf3, __mulsf3)
(__divsf3): Make NaN return value quiet.
* config/xtensa/ieee754-sf.S (__adddf3, __subdf3, __muldf3)
(__divdf3): Make NaN return value quiet.
2018-01-22 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/anddi3.S: New assembly file.
* config/rl78/t-rl78: Added anddi3.S to LIB2ADD.
2018-01-22 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/umindi3.S: New assembly file.
* config/rl78/t-rl78: Added umindi3.S to LIB2ADD.
2018-01-22 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/smindi3.S: New assembly file.
* config/rl78/t-rl78: Added smindi3.S to LIB2ADD.
2018-01-22 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/smaxdi3.S: New assembly file.
* config/rl78/t-rl78: Added smaxdi3.S to LIB2ADD.
2018-01-22 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/umaxdi3.S: New assembly file.
* config/rl78/t-rl78: Added umaxdi3.S to LIB2ADD.
2018-01-21 John David Anglin <danglin@gcc.gnu.org>
PR lto/83452
* config/pa/stublib.c (L_gnu_lto_v1): New stub definition.
* config/pa/t-stublib (gnu_lto_v1-stub.o): Add make fragment.
2018-01-13 Richard Sandiford <richard.sandiford@linaro.org>
* config/aarch64/value-unwind.h (aarch64_vg): New function.
(DWARF_LAZY_REGISTER_VALUE): Define.
* unwind-dw2.c (_Unwind_GetGR): Use DWARF_LAZY_REGISTER_VALUE
to provide a fallback register value.
2018-01-08 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/quad-float128.h (IBM128_TYPE): Explicitly use
__ibm128, instead of trying to use long double.
(CVT_FLOAT128_TO_IBM128): Use TFtype instead of __float128 to
accomidate -mabi=ieeelongdouble multilibs.
(CVT_IBM128_TO_FLOAT128): Likewise.
* config/rs6000/ibm-ldouble.c (IBM128_TYPE): New macro to define
the appropriate IBM extended double type.
(__gcc_qadd): Change all occurances of long double to IBM128_TYPE.
(__gcc_qsub): Likewise.
(__gcc_qmul): Likewise.
(__gcc_qdiv): Likewise.
(pack_ldouble): Likewise.
(__gcc_qneg): Likewise.
(__gcc_qeq): Likewise.
(__gcc_qne): Likewise.
(__gcc_qge): Likewise.
(__gcc_qle): Likewise.
(__gcc_stoq): Likewise.
(__gcc_dtoq): Likewise.
(__gcc_itoq): Likewise.
(__gcc_utoq): Likewise.
(__gcc_qunord): Likewise.
* config/rs6000/_mulkc3.c (toplevel): Include soft-fp.h and
quad-float128.h for the definitions.
(COPYSIGN): Use the f128 version instead of the q version.
(INFINITY): Likewise.
(__mulkc3): Use TFmode/TCmode for float128 scalar/complex types.
* config/rs6000/_divkc3.c (toplevel): Include soft-fp.h and
quad-float128.h for the definitions.
(COPYSIGN): Use the f128 version instead of the q version.
(INFINITY): Likewise.
(FABS): Likewise.
(__divkc3): Use TFmode/TCmode for float128 scalar/complex types.
* config/rs6000/extendkftf2-sw.c (__extendkftf2_sw): Likewise.
* config/rs6000/trunctfkf2-sw.c (__trunctfkf2_sw): Likewise.
2018-01-05 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config.host (epiphany-*-elf*): Add (epiphany-*-rtems*)
configuration.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2017-12-12 Kito Cheng <kito.cheng@gmail.com>
* config/riscv/t-elf: Use multi3.c instead of multi3.S.
* config/riscv/multi3.c: New file.
* config/riscv/multi3.S: Remove.
2017-12-08 Jim Wilson <jimw@sifive.com>
* config/riscv/div.S: Use FUNC_* macros.
* config/riscv/muldi3.S, config/riscv/multi3.S: Likewise
* config/riscv/save-restore.S: Likewise.
* config/riscv/riscv-asm.h: New.
2017-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/_mulkc3.c (__mulkc3): Add forward declaration.
* config/rs6000/_divkc3.c (__divkc3): Likewise.
PR libgcc/83112
* config/rs6000/float128-ifunc.c (__addkf3_resolve): Use the
correct type for all ifunc resolvers to silence -Wattribute-alias
warnings. Eliminate the forward declaration of the resolver
functions which is no longer needed.
(__subkf3_resolve): Likewise.
(__mulkf3_resolve): Likewise.
(__divkf3_resolve): Likewise.
(__negkf2_resolve): Likewise.
(__eqkf2_resolve): Likewise.
(__nekf2_resolve): Likewise.
(__gekf2_resolve): Likewise.
(__gtkf2_resolve): Likewise.
(__lekf2_resolve): Likewise.
(__ltkf2_resolve): Likewise.
(__unordkf2_resolve): Likewise.
(__extendsfkf2_resolve): Likewise.
(__extenddfkf2_resolve): Likewise.
(__trunckfsf2_resolve): Likewise.
(__trunckfdf2_resolve): Likewise.
(__fixkfsi_resolve): Likewise.
(__fixkfdi_resolve): Likewise.
(__fixunskfsi_resolve): Likewise.
(__fixunskfdi_resolve): Likewise.
(__floatsikf_resolve): Likewise.
(__floatdikf_resolve): Likewise.
(__floatunsikf_resolve): Likewise.
(__floatundikf_resolve): Likewise.
(__extendkftf2_resolve): Likewise.
(__trunctfkf2_resolve): Likewise.
PR libgcc/83103
* config/rs6000/quad-float128.h (TF): Don't define if long double
is IEEE 128-bit floating point.
(TCtype): Define as either TCmode or KCmode, depending on whether
long double is IEEE 128-bit floating point.
(__mulkc3_sw): Add declarations for software/hardware versions of
complex multiply/divide.
(__divkc3_sw): Likewise.
(__mulkc3_hw): Likewise.
(__divkc3_hw): Likewise.
* config/rs6000/_mulkc3.c (_mulkc3): If we are building ifunc
handlers to switch between using software emulation and hardware
float128 instructions, build the complex multiply/divide functions
for both software and hardware support.
* config/rs6000/_divkc3.c (_divkc3): Likewise.
* config/rs6000/float128-ifunc.c (__mulkc3_resolve): Likewise.
(__divkc3_resolve): Likewise.
(__mulkc3): Likewise.
(__divkc3): Likewise.
* config/rs6000/t-float128-hw (fp128_hardfp_src): Likewise.
(fp128_hw_src): Likewise.
(fp128_hw_static_obj): Likewise.
(fp128_hw_shared_obj): Likewise.
(_mulkc3-hw.c): Create _mulkc3-hw.c and _divkc3-hw.c from
_mulkc3.c and _divkc3.c, changing the function name.
(_divkc3-hw.c): Likewise.
* config/rs6000/t-float128 (clean-float128): Delete _mulkc3-hw.c
and _divkc3-hw.c.
2017-11-26 Julia Koval <julia.koval@intel.com>
* config/i386/cpuinfo.c (get_intel_cpu): Handle cannonlake.
* config/i386/cpuinfo.h (processor_subtypes): Add
INTEL_COREI7_CANNONLAKE.
2017-11-20 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
PR bootstrap/83015
* config/cr16/unwind-cr16.c (uw_install_context): Add FRAMES
parameter.
* config/xtensa/unwind-dw2-xtensa.c: Likewise
* config/ia64/unwind-ia64.c: Add frames parameter.
* unwind-sjlj.c: Likewise.
2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
* config/i386/linux-unwind.h: Include
config/i386/shadow-stack-unwind.h.
* config/i386/shadow-stack-unwind.h: New file.
* unwind-dw2.c: (uw_install_context): Add a frame parameter and
pass it to _Unwind_Frames_Extra.
* unwind-generic.h (_Unwind_Frames_Extra): New.
* unwind.inc (_Unwind_RaiseException_Phase2): Add frames_p
parameter. Add local variable frames to count number of frames.
(_Unwind_ForcedUnwind_Phase2): Likewise.
(_Unwind_RaiseException): Add local variable frames to count
number of frames, pass it to _Unwind_RaiseException_Phase2 and
uw_install_context.
(_Unwind_ForcedUnwind): Likewise.
(_Unwind_Resume): Likewise.
(_Unwind_Resume_or_Rethrow): Likewise.
2017-11-17 Igor Tsimbalist <igor.v.tsimbalist@intel.com>
* Makefile.in (configure_deps): Add $(srcdir)/../config/cet.m4.
(CET_FLAGS): New.
* config/i386/morestack.S: Include <cet.h>.
(__morestack_large_model): Add _CET_ENDBR at function entrance.
* config/i386/resms64.h: Include <cet.h>.
* config/i386/resms64f.h: Likewise.
* config/i386/resms64fx.h: Likewise.
* config/i386/resms64x.h: Likewise.
* config/i386/savms64.h: Likewise.
* config/i386/savms64f.h: Likewise.
* config/i386/t-linux (HOST_LIBGCC2_CFLAGS): Add $(CET_FLAGS).
(CRTSTUFF_T_CFLAGS): Likewise.
* configure.ac: Include ../config/cet.m4.
Set and substitute CET_FLAGS.
* configure: Regenerated.
2017-11-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.host (*-*-solaris2*): Adapt comment for Solaris 12
renaming.
* config/sol2/crtpg.c (__start_crt_compiler): Likewise.
* configure.ac (libgcc_cv_solaris_crts): Likewise.
* configure: Regenerate.
2017-11-07 Tom de Vries <tom@codesourcery.com>
* config/rs6000/aix-unwind.h (REGISTER_CFA_OFFSET_FOR): Remove semicolon
after "do {} while (0)".
2017-11-07 Tom de Vries <tom@codesourcery.com>
PR other/82784
* config/aarch64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Remove
semicolon after "do {} while (0)".
* config/i386/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
* config/ia64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
* config/mips/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
* config/rs6000/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Same.
2017-11-04 Andreas Tobler <andreast@gcc.gnu.org>
PR libgcc/82635
* config/i386/freebsd-unwind.h (MD_FALLBACK_FRAME_STATE_FOR): Use a
sysctl to determine whether we're in a trampoline.
Keep the pattern matching method for systems without
KERN_PROC_SIGTRAMP sysctl.
2017-11-03 Cupertino Miranda <cmiranda@synopsys.com>
Vineet Gupta <vgupta@synopsys.com>
* config.host (arc*-*-linux*): Set md_unwind_header variable.
* config/arc/linux-unwind-reg.def: New file.
* config/arc/linux-unwind-reg.h: Likewise.
2017-10-23 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/subdi3.S: New assembly file.
* config/rl78/t-rl78: Added subdi3.S to LIB2ADD.
2017-10-13 Sebastian Perta <sebastian.perta@renesas.com>
* config/rl78/adddi3.S: New assembly file.
* config/rl78/t-rl78: Added adddi3.S to LIB2ADD.
2017-10-13 Jakub Jelinek <jakub@redhat.com>
PR target/82274
* libgcc2.c (__mulvDI3): If both operands have
the same highpart of -1 and the topmost bit of lowpart is 0,
multiplication overflows even if both lowparts are 0.
2017-09-28 James Bowman <james.bowman@ftdichip.com>
* config/ft32/crti-hw.S: Add watchdog vector, FT930 IRQ support.
2017-09-26 Joseph Myers <joseph@codesourcery.com>
* config/microblaze/crti.S, config/microblaze/crtn.S,
config/microblaze/divsi3.S, config/microblaze/moddi3.S,
config/microblaze/modsi3.S, config/microblaze/muldi3_hard.S,
config/microblaze/mulsi3.S,
config/microblaze/stack_overflow_exit.S,
config/microblaze/udivsi3.S, config/microblaze/umodsi3.S,
config/pa/milli64.S: Add .note.GNU-stack section.
2017-09-23 Daniel Santos <daniel.santos@pobox.com>
* configure.ac: Add Check for HAVE_AS_AVX.
* config.in: Regenerate.
* configure: Likewise.
* config/i386/i386-asm.h: Include auto-target.h from libgcc.
(SSE_SAVE, SSE_RESTORE): Emit .byte sequence for !HAVE_AS_AVX.
Correct out-of-date comments.
2017-09-20 Sebastian Peryt <sebastian.peryt@intel.com>
* config/i386/cpuinfo.h (processor_types): Add INTEL_KNM.
* config/i386/cpuinfo.c (get_intel_cpu): Detect Knights Mill.