From patchwork Wed Sep 12 02:56:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?5q+b5pmX?= X-Patchwork-Id: 29321 Received: (qmail 96010 invoked by alias); 12 Sep 2018 02:57:38 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 95921 invoked by uid 89); 12 Sep 2018 02:57:36 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-25.7 required=5.0 tests=AWL, BAYES_00, FSL_HELO_NON_FQDN_1, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, KAM_LAZY_DOMAIN_SECURITY autolearn=ham version=3.3.2 spammy=H*r:Unknown X-HELO: vmh-VirtualBox From: Mao Han To: libc-alpha@sourceware.org Cc: Mao Han , c-sky_gcc_upstream@c-sky.com, gnu-csky@mentor.com Subject: [PATCH v4 13/13] C-SKY: Skeleton documentation Date: Wed, 12 Sep 2018 10:56:23 +0800 Message-Id: <424b9482012b8581daea4d23dafe05739d2df8e6.1536720821.git.han_mao@c-sky.com> In-Reply-To: References: In-Reply-To: References: --- ChangeLog | 154 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ NEWS | 6 +++ README | 1 + 3 files changed, 161 insertions(+) diff --git a/ChangeLog b/ChangeLog index 611caf9..670737d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,157 @@ +2018-09-07 Han Mao + + * config.h.in (CSKYABI, CSKY_HARD_FLOAT): New Define. + * elf/elf.h (EM_CSKY, R_CKCORE_NONE, R_CKCORE_ADDR32) + (R_CKCORE_PCRELIMM8BY4, R_CKCORE_PCRELIMM11BY2, R_CKCORE_PCREL32) + (R_CKCORE_PCRELJSR_IMM11BY2, R_CKCORE_RELATIVE, R_CKCORE_COPY) + (R_CKCORE_GLOB_DAT, R_CKCORE_JUMP_SLOT, R_CKCORE_GOTOFF) + (R_CKCORE_GOTPC, R_CKCORE_GOT32, R_CKCORE_PLT32, R_CKCORE_ADDRGOT) + (R_CKCORE_ADDRPLT, R_CKCORE_PCREL_IMM26BY2, R_CKCORE_PCREL_IMM16BY2) + (R_CKCORE_PCREL_IMM16BY4, R_CKCORE_PCREL_IMM10BY2) + (R_CKCORE_PCREL_IMM10BY4, R_CKCORE_ADDR_HI16, R_CKCORE_ADDR_LO16) + (R_CKCORE_GOTPC_HI16, R_CKCORE_GOTPC_LO16, R_CKCORE_GOTOFF_HI16) + (R_CKCORE_GOTOFF_LO16, R_CKCORE_GOT12, R_CKCORE_GOT_HI16) + (R_CKCORE_GOT_LO16, R_CKCORE_PLT12, R_CKCORE_PLT_HI16) + (R_CKCORE_PLT_LO16, R_CKCORE_ADDRGOT_HI16, R_CKCORE_ADDRGOT_LO16) + (R_CKCORE_ADDRPLT_HI16, R_CKCORE_ADDRPLT_LO16) + (R_CKCORE_PCREL_JSR_IMM26BY2, R_CKCORE_TOFFSET_LO16) + (R_CKCORE_DOFFSET_LO16, R_CKCORE_PCREL_IMM18BY2) + (R_CKCORE_DOFFSET_IMM18, R_CKCORE_DOFFSET_IMM18BY2) + (R_CKCORE_DOFFSET_IMM18BY4, R_CKCORE_GOT_IMM18BY4) + (R_CKCORE_PLT_IMM18BY4, R_CKCORE_PCREL_IMM7BY4, R_CKCORE_TLS_LE32) + (R_CKCORE_TLS_IE32, R_CKCORE_TLS_GD32, R_CKCORE_TLS_LDM32) + (R_CKCORE_TLS_LDO32, R_CKCORE_TLS_DTPMOD32, R_CKCORE_TLS_DTPOFF32) + (R_CKCORE_TLS_TPOFF32): New Define. + * scripts/build-many-glibcs.py: Add C-SKY targets. + * sysdeps/csky/Implies: New file. + * sysdeps/csky/Makefile: Likewise. + * sysdeps/csky/abiv2/__longjmp.S: Likewise. + * sysdeps/csky/abiv2/crti.S: Likewise. + * sysdeps/csky/abiv2/crtn.S: Likewise. + * sysdeps/csky/abiv2/csky-mcount.S: Likewise. + * sysdeps/csky/abiv2/dl-trampoline.S: Likewise. + * sysdeps/csky/abiv2/memcmp.S: Likewise. + * sysdeps/csky/abiv2/memcpy.S: Likewise. + * sysdeps/csky/abiv2/memmove.S: Likewise. + * sysdeps/csky/abiv2/memset.S: Likewise. + * sysdeps/csky/abiv2/setjmp.S: Likewise. + * sysdeps/csky/abiv2/start.S: Likewise. + * sysdeps/csky/abiv2/strcmp.S: Likewise. + * sysdeps/csky/abiv2/strcpy.S: Likewise. + * sysdeps/csky/abiv2/strlen.S: Likewise. + * sysdeps/csky/abiv2/tls-macros.h: Likewise. + * sysdeps/csky/abort-instr.h: Likewise. + * sysdeps/csky/atomic-machine.h: Likewise. + * sysdeps/csky/bits/endian.h: Likewise. + * sysdeps/csky/bits/fenv.h: Likewise. + * sysdeps/csky/bits/link.h: Likewise. + * sysdeps/csky/bits/setjmp.h: Likewise. + * sysdeps/csky/bsd-_setjmp.S: Likewise. + * sysdeps/csky/bsd-setjmp.S: Likewise. + * sysdeps/csky/configure: Likewise. + * sysdeps/csky/configure.ac: Likewise. + * sysdeps/csky/dl-machine.h: Likewise. + * sysdeps/csky/dl-procinfo.c: Likewise. + * sysdeps/csky/dl-procinfo.h: Likewise. + * sysdeps/csky/dl-sysdep.h: Likewise. + * sysdeps/csky/dl-tls.h: Likewise. + * sysdeps/csky/fpu/fclrexcpt.c: Likewise. + * sysdeps/csky/fpu/fedisblxcpt.c: Likewise. + * sysdeps/csky/fpu/feenablxcpt.c: Likewise. + * sysdeps/csky/fpu/fegetenv.c: Likewise. + * sysdeps/csky/fpu/fegetexcept.c: Likewise. + * sysdeps/csky/fpu/fegetmode.c: Likewise. + * sysdeps/csky/fpu/fegetround.c: Likewise. + * sysdeps/csky/fpu/feholdexcpt.c: Likewise. + * sysdeps/csky/fpu/fenv_libc.h: Likewise. + * sysdeps/csky/fpu/fenv_private.h: Likewise. + * sysdeps/csky/fpu/fesetenv.c: Likewise. + * sysdeps/csky/fpu/fesetexcept.c: Likewise. + * sysdeps/csky/fpu/fesetmode.c: Likewise. + * sysdeps/csky/fpu/fesetround.c: Likewise. + * sysdeps/csky/fpu/feupdateenv.c: Likewise. + * sysdeps/csky/fpu/fgetexcptflg.c: Likewise. + * sysdeps/csky/fpu/fix-fp-int-convert-overflow.h: Likewise. + * sysdeps/csky/fpu/fpu_control.h: Likewise. + * sysdeps/csky/fpu/fraiseexcpt.c: Likewise. + * sysdeps/csky/fpu/fsetexcptflg.c: Likewise. + * sysdeps/csky/fpu/ftestexcept.c: Likewise. + * sysdeps/csky/fpu/libm-test-ulps: Likewise. + * sysdeps/csky/fpu/libm-test-ulps-name: Likewise. + * sysdeps/csky/gccframe.h: Likewise. + * sysdeps/csky/jmpbuf-unwind.h: Likewise. + * sysdeps/csky/ldsodefs.h: Likewise. + * sysdeps/csky/libc-tls.c: Likewise. + * sysdeps/csky/linkmap.h: Likewise. + * sysdeps/csky/machine-gmon.h: Likewise. + * sysdeps/csky/math-tests-trap.h: Likewise. + * sysdeps/csky/memusage.h: Likewise. + * sysdeps/csky/nofpu/Implies: Likewise. + * sysdeps/csky/nofpu/libm-test-ulps: Likewise. + * sysdeps/csky/nofpu/libm-test-ulps-name: Likewise. + * sysdeps/csky/nofpu/math-tests-exceptions.h: Likewise. + * sysdeps/csky/nofpu/math-tests-rounding.h: Likewise. + * sysdeps/csky/nptl/Makefile: Likewise. + * sysdeps/csky/nptl/bits/pthreadtypes-arch.h: Likewise. + * sysdeps/csky/nptl/bits/semaphore.h: Likewise. + * sysdeps/csky/nptl/pthread-offsets.h: Likewise. + * sysdeps/csky/nptl/pthreaddef.h: Likewise. + * sysdeps/csky/nptl/tcb-offsets.sym: Likewise. + * sysdeps/csky/nptl/tls.h: Likewise. + * sysdeps/csky/preconfigure: Likewise. + * sysdeps/csky/sfp-machine.h: Likewise. + * sysdeps/csky/sotruss-lib.c: Likewise. + * sysdeps/csky/stackinfo.h: Likewise. + * sysdeps/csky/sysdep.h: Likewise. + * sysdeps/csky/tininess.h: Likewise. + * sysdeps/csky/tst-audit.h: Likewise. + * sysdeps/unix/sysv/linux/csky/Implies: Likewise. + * sysdeps/unix/sysv/linux/csky/Makefile: Likewise. + * sysdeps/unix/sysv/linux/csky/Versions: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/____longjmp_chk.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/clone.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/getcontext.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/setcontext.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/swapcontext.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/syscall.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/sysdep.S: Likewise. + * sysdeps/unix/sysv/linux/csky/abiv2/ucontext_i.sym: Likewise. + * sysdeps/unix/sysv/linux/csky/bits/mman.h: Likewise. + * sysdeps/unix/sysv/linux/csky/bits/shm.h: Likewise. + * sysdeps/unix/sysv/linux/csky/c++-types.data: Likewise. + * sysdeps/unix/sysv/linux/csky/configure: Likewise. + * sysdeps/unix/sysv/linux/csky/configure.ac: Likewise. + * sysdeps/unix/sysv/linux/csky/ipc_priv.h: Likewise. + * sysdeps/unix/sysv/linux/csky/jmp_buf-macros.h: Likewise. + * sysdeps/unix/sysv/linux/csky/kernel-features.h: Likewise. + * sysdeps/unix/sysv/linux/csky/ld.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/ldconfig.h: Likewise. + * sysdeps/unix/sysv/linux/csky/libBrokenLocale.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libanl.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libc.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libcrypt.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libdl.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libm.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libnsl.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libpthread.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libresolv.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/librt.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libthread_db.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/libutil.abilist: Likewise. + * sysdeps/unix/sysv/linux/csky/localplt.data: Likewise. + * sysdeps/unix/sysv/linux/csky/makecontext.c: Likewise. + * sysdeps/unix/sysv/linux/csky/profil-counter.h: Likewise. + * sysdeps/unix/sysv/linux/csky/pt-vfork.S: Likewise. + * sysdeps/unix/sysv/linux/csky/register-dump.h: Likewise. + * sysdeps/unix/sysv/linux/csky/shlib-versions: Likewise. + * sysdeps/unix/sysv/linux/csky/sigcontextinfo.h: Likewise. + * sysdeps/unix/sysv/linux/csky/sys/cachectl.h: Likewise. + * sysdeps/unix/sysv/linux/csky/sys/procfs.h: Likewise. + * sysdeps/unix/sysv/linux/csky/sys/ucontext.h: Likewise. + * sysdeps/unix/sysv/linux/csky/sys/user.h: Likewise. + * sysdeps/unix/sysv/linux/csky/syscalls.list: Likewise. + * sysdeps/unix/sysv/linux/csky/sysdep.h: Likewise. + 2018-09-06 Stefan Liebler * sysdeps/s390/fpu/libm-test-ulps: Regenerated. diff --git a/NEWS b/NEWS index 085325a..389b8dd 100644 --- a/NEWS +++ b/NEWS @@ -21,6 +21,12 @@ Major new features: * The reallocarray function is now declared under _DEFAULT_SOURCE, not just for _GNU_SOURCE, to match BSD environments. +* Support for the C-SKY ABIV2 running on Linux has been added. This port + requires at least binutils-2.32, gcc-9.0, and linux-4.19. Two ABIs are + supported: + - C-SKY ABIV2 soft-float little-endian + - C-SKY ABIV2 hard-float little-endian + Deprecated and removed features, and other changes affecting compatibility: * The glibc.tune tunable namespace has been renamed to glibc.cpu and the diff --git a/README b/README index 27a9fd4..eb9b0b3 100644 --- a/README +++ b/README @@ -25,6 +25,7 @@ The GNU C Library supports these configurations for using Linux kernels: aarch64*-*-linux-gnu alpha*-*-linux-gnu arm-*-linux-gnueabi + csky-*-linux-gnuabiv2 hppa-*-linux-gnu i[4567]86-*-linux-gnu x86_64-*-linux-gnu Can build either x86_64 or x32