From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by sourceware.org (Postfix) with ESMTP id B00EB3858C55 for ; Fri, 15 Jul 2022 01:50:01 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B00EB3858C55 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=loongson.cn Received: from [10.20.4.187] (unknown [10.20.4.187]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9DxL9HHx9Bi560fAA--.24739S3; Fri, 15 Jul 2022 09:49:59 +0800 (CST) From: caiyinyu Subject: Re: [PATCH v6 11/13] LoongArch: Build Infastructure To: Adhemerval Zanella Netto , libc-alpha@sourceware.org Cc: joseph_myers@mentor.com References: <20220708065255.2316410-1-caiyinyu@loongson.cn> <20220708065255.2316410-12-caiyinyu@loongson.cn> <028ff59b-3904-a335-04d3-c8ac34970d3f@linaro.org> Message-ID: Date: Fri, 15 Jul 2022 09:49:59 +0800 User-Agent: Mozilla/5.0 (X11; Linux mips64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <028ff59b-3904-a335-04d3-c8ac34970d3f@linaro.org> Content-Language: en-US X-CM-TRANSID: AQAAf9DxL9HHx9Bi560fAA--.24739S3 X-Coremail-Antispam: 1UD129KBjvAXoWfZr4xtFWkZw17WF45GFW8Crg_yoW8uw45Jo WfCFW7tw48CrsF9rsaganxWry2gr1UCF4UZay3Za95GF4rAF1UGFyIkayY9r9Iyr98WF4r Ga4q9rsrtrW2krnxn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73VFW2AGmfu7bjvjm3 AaLaJ3UjIYCTnIWjp_UUUYc7k0a2IF6w4kM7kC6x804xWl14x267AKxVWUJVW8JwAFc2x0 x2IEx4CE42xK8VAvwI8IcIk0rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII0Yj4 1l84x0c7CEw4AK67xGY2AK021l84ACjcxK6xIIjxv20xvE14v26F1j6w1UM28EF7xvwVC0 I7IYx2IY6xkF7I0E14v26r4UJVWxJr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7 xvwVC2z280aVCY1x0267AKxVWxJr0_GcWle2I262IYc4CY6c8Ij28IcVAaY2xG8wAv7VC0 I7IYx2IY67AKxVWUXVWUAwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r 4UM4x0Y48IcVAKI48JMx8GjcxK6IxK0xIIj40E5I8CrwCYjI0SjxkI62AI1cAE67vIY487 MxkIecxEwVCm-wCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c 02F40E14v26r106r1rMI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jrv_ JF1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7 CjxVAFwI0_Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6Fyj6rWUJwCI42IY6I8E87Iv67AK xVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvj xUqP8nUUUUU X-CM-SenderInfo: 5fdl5xhq1xqz5rrqw2lrqou0/ X-Spam-Status: No, score=-13.4 required=5.0 tests=BAYES_00, GIT_PATCH_0, HTML_MESSAGE, KAM_DMARC_STATUS, KAM_SHORT, NICE_REPLY_A, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 15 Jul 2022 01:50:08 -0000 diff --git a/sysdeps/loongarch/nptl/Makefile b/sysdeps/loongarch/nptl/Makefile new file mode 100644 index 0000000000..e73bbf3e21 --- /dev/null +++ b/sysdeps/loongarch/nptl/Makefile @@ -0,0 +1,21 @@ +# Makefile for sysdeps/loongarch/nptl. +# Copyright (C) 2022 Free Software Foundation, Inc. +# This file is part of the GNU C Library. +# +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. +# +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library; if not, see +#. + +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif loongarch does not need this header (you can build glibc if you remove it). *OK, **sysdeps/loongarch/nptl/Makefile and **tcb-offsets.sym removed.* diff --git a/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed new file mode 100644 index 0000000000..d42a13e08c --- /dev/null +++ b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed @@ -0,0 +1,3 @@ +/LD_TRACE_LOADED_OBJECTS=1/a\ +add_env="$add_env LD_LIBRARY_VERSION=\\$verify_out" This LD_LIBRARY_VERSION is not supported anymore (I forgot to remove them from ldd-rewrite.sed files). *OK, removed. Thanks. * *>>>>>>>>>>>>> diff --git a/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed index d42a13e08c..f8976fd239 100644 --- a/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed +++ b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed @@ -1,3 +1 @@ -/LD_TRACE_LOADED_OBJECTS=1/a\ -add_env="$add_env LD_LIBRARY_VERSION=\\$verify_out" s_^\(RTLDLIST=\)\(.*lib\)\(\|64\|32\)\(/[^/]*\)\(-loongarch\)\(64\|32\)\(\.so\.[0-9.]*\)[[:blank:]]*$_\1"\2\4\7 \264\4-loongarch64\7 \232\4-loongarch32\7"_ <<<<<<<<<<<<<<<<<<<<<<<* 在 2022/7/14 上午1:48, Adhemerval Zanella Netto 写道: > Looks ok, some comments below. > > On 08/07/22 03:52, caiyinyu wrote: >> --- >> sysdeps/loongarch/Implies | 3 + >> sysdeps/loongarch/Makefile | 15 ++ >> sysdeps/loongarch/configure | 5 + >> sysdeps/loongarch/configure.ac | 6 + >> sysdeps/loongarch/lp64/Implies-after | 1 + >> sysdeps/loongarch/nptl/Makefile | 21 +++ >> sysdeps/loongarch/preconfigure | 52 ++++++ >> sysdeps/loongarch/preconfigure.ac | 46 +++++ >> sysdeps/loongarch/sys/regdef.h | 93 ++++++++++ >> sysdeps/unix/sysv/linux/loongarch/Implies | 1 + >> sysdeps/unix/sysv/linux/loongarch/Makefile | 4 + >> sysdeps/unix/sysv/linux/loongarch/configure | 174 ++++++++++++++++++ >> .../unix/sysv/linux/loongarch/configure.ac | 22 +++ >> .../unix/sysv/linux/loongarch/ldd-rewrite.sed | 3 + >> .../unix/sysv/linux/loongarch/lp64/Implies | 3 + >> .../unix/sysv/linux/loongarch/shlib-versions | 7 + >> 16 files changed, 456 insertions(+) >> create mode 100644 sysdeps/loongarch/Implies >> create mode 100644 sysdeps/loongarch/Makefile >> create mode 100644 sysdeps/loongarch/configure >> create mode 100644 sysdeps/loongarch/configure.ac >> create mode 100644 sysdeps/loongarch/lp64/Implies-after >> create mode 100644 sysdeps/loongarch/nptl/Makefile >> create mode 100644 sysdeps/loongarch/preconfigure >> create mode 100644 sysdeps/loongarch/preconfigure.ac >> create mode 100644 sysdeps/loongarch/sys/regdef.h >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/Implies >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/Makefile >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/configure >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/configure.ac >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/lp64/Implies >> create mode 100644 sysdeps/unix/sysv/linux/loongarch/shlib-versions >> >> diff --git a/sysdeps/loongarch/Implies b/sysdeps/loongarch/Implies >> new file mode 100644 >> index 0000000000..1945b1f4bb >> --- /dev/null >> +++ b/sysdeps/loongarch/Implies >> @@ -0,0 +1,3 @@ >> +ieee754/ldbl-128 >> +ieee754/dbl-64 >> +ieee754/flt-32 >> diff --git a/sysdeps/loongarch/Makefile b/sysdeps/loongarch/Makefile >> new file mode 100644 >> index 0000000000..41c3449670 >> --- /dev/null >> +++ b/sysdeps/loongarch/Makefile >> @@ -0,0 +1,15 @@ >> +ifeq ($(subdir),misc) >> +sysdep_headers += sys/asm.h >> +endif >> + >> +# LoongArch's assembler also needs to know about PIC as it changes the >> +# definition of some assembler macros. >> +ASFLAGS-.os += $(pic-ccflag) >> + >> +abi-variants := lp64 >> + >> +ifeq (,$(filter $(default-abi),$(abi-variants))) >> +$(error Unknown ABI $(default-abi), must be one of $(abi-variants)) >> +endif >> + >> +abi-lp64-condition := defined __loongarch_lp64 >> diff --git a/sysdeps/loongarch/configure b/sysdeps/loongarch/configure >> new file mode 100644 >> index 0000000000..43b54d4965 >> --- /dev/null >> +++ b/sysdeps/loongarch/configure >> @@ -0,0 +1,5 @@ >> +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! >> + # Local configure fragment for sysdeps/loongarch/elf. >> + >> +$as_echo "#define HIDDEN_VAR_NEEDS_DYNAMIC_RELOC 1" >>confdefs.h >> + >> diff --git a/sysdeps/loongarch/configure.ac b/sysdeps/loongarch/configure.ac >> new file mode 100644 >> index 0000000000..f744367bf3 >> --- /dev/null >> +++ b/sysdeps/loongarch/configure.ac >> @@ -0,0 +1,6 @@ >> +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. >> +# Local configure fragment for sysdeps/loongarch/elf. >> + >> +dnl It is always possible to access static and hidden symbols in an >> +dnl position independent way. >> +AC_DEFINE(HIDDEN_VAR_NEEDS_DYNAMIC_RELOC) >> diff --git a/sysdeps/loongarch/lp64/Implies-after b/sysdeps/loongarch/lp64/Implies-after >> new file mode 100644 >> index 0000000000..a8cae95f9d >> --- /dev/null >> +++ b/sysdeps/loongarch/lp64/Implies-after >> @@ -0,0 +1 @@ >> +wordsize-64 >> diff --git a/sysdeps/loongarch/nptl/Makefile b/sysdeps/loongarch/nptl/Makefile >> new file mode 100644 >> index 0000000000..e73bbf3e21 >> --- /dev/null >> +++ b/sysdeps/loongarch/nptl/Makefile >> @@ -0,0 +1,21 @@ >> +# Makefile for sysdeps/loongarch/nptl. >> +# Copyright (C) 2022 Free Software Foundation, Inc. >> +# This file is part of the GNU C Library. >> +# >> +# The GNU C Library is free software; you can redistribute it and/or >> +# modify it under the terms of the GNU Lesser General Public >> +# License as published by the Free Software Foundation; either >> +# version 2.1 of the License, or (at your option) any later version. >> +# >> +# The GNU C Library is distributed in the hope that it will be useful, >> +# but WITHOUT ANY WARRANTY; without even the implied warranty of >> +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU >> +# Lesser General Public License for more details. >> +# >> +# You should have received a copy of the GNU Lesser General Public >> +# License along with the GNU C Library; if not, see >> +#. >> + >> +ifeq ($(subdir),csu) >> +gen-as-const-headers += tcb-offsets.sym >> +endif > loongarch does not need this header (you can build glibc if you remove it). > >> diff --git a/sysdeps/loongarch/preconfigure b/sysdeps/loongarch/preconfigure >> new file mode 100644 >> index 0000000000..489af6f0b7 >> --- /dev/null >> +++ b/sysdeps/loongarch/preconfigure >> @@ -0,0 +1,52 @@ >> +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! >> +# Local preconfigure fragment for sysdeps/loongarch >> + >> +case "$machine" in >> +loongarch*) >> + >> + grlen=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_grlen \(.*\)/\1/p'` >> + float_abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(soft\|single\|double\)_float.*/\1/p'` >> + >> + with_fp_cond="!defined __loongarch_soft_float" >> + >> + case "$float_abi" in >> + soft) >> + abi_flen=0 >> + as_fn_error 1 "loongarch does not yet support soft floating-point ABI!!" "$LINENO" 5 >> + ;; >> + single) >> + as_fn_error 1 "glibc does not yet support the single floating-point ABI!!" "$LINENO" 5 >> + ;; >> + double) >> + abi_flen=64 >> + ;; >> + *) >> + as_fn_error 1 "Unable to determine floating-point ABI!!" "$LINENO" 5 >> + ;; >> + esac >> + >> + case "$grlen" in >> + 32) >> + as_fn_error 1 "loongarch does not yet support ilp32 ABI!!" "$LINENO" 5 >> + ;; >> + 64) >> + machine=loongarch/lp64 >> + ;; >> + *) >> + as_fn_error 1 "Unable to determine GRLEN!!" "$LINENO" 5 >> + ;; >> + esac >> + >> + cat >>confdefs.h <<_ACEOF >> +#define LOONGARCH_ABI_GRLEN $grlen >> +_ACEOF >> + >> + cat >>confdefs.h <<_ACEOF >> +#define LOONGARCH_ABI_FRLEN $abi_flen >> +_ACEOF >> + >> + >> + base_machine=loongarch >> + ;; >> +esac >> + >> diff --git a/sysdeps/loongarch/preconfigure.ac b/sysdeps/loongarch/preconfigure.ac >> new file mode 100644 >> index 0000000000..8eb94e9efe >> --- /dev/null >> +++ b/sysdeps/loongarch/preconfigure.ac >> @@ -0,0 +1,46 @@ >> +GLIBC_PROVIDES[]dnl See aclocal.m4 in the top level source directory. >> +# Local preconfigure fragment for sysdeps/loongarch >> + >> +case "$machine" in >> +loongarch*) >> + >> + grlen=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_grlen \(.*\)/\1/p'` >> + float_abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(soft\|single\|double\)_float.*/\1/p'` >> + >> + with_fp_cond="!defined __loongarch_soft_float" >> + >> + case "$float_abi" in >> + soft) >> + abi_flen=0 >> + AC_MSG_ERROR([loongarch does not yet support soft floating-point ABI!!], 1) >> + ;; >> + single) >> + AC_MSG_ERROR([glibc does not yet support the single floating-point ABI!!], 1) >> + ;; >> + double) >> + abi_flen=64 >> + ;; >> + *) >> + AC_MSG_ERROR([Unable to determine floating-point ABI!!], 1) >> + ;; >> + esac >> + >> + case "$grlen" in >> + 32) >> + AC_MSG_ERROR([loongarch does not yet support ilp32 ABI!!], 1) >> + ;; >> + 64) >> + machine=loongarch/lp64 >> + ;; >> + *) >> + AC_MSG_ERROR([Unable to determine GRLEN!!], 1) >> + ;; >> + esac >> + >> + AC_DEFINE_UNQUOTED([LOONGARCH_ABI_GRLEN], [$grlen]) >> + AC_DEFINE_UNQUOTED([LOONGARCH_ABI_FRLEN], [$abi_flen]) >> + >> + base_machine=loongarch >> + ;; >> +esac >> + >> diff --git a/sysdeps/loongarch/sys/regdef.h b/sysdeps/loongarch/sys/regdef.h >> new file mode 100644 >> index 0000000000..d266df372d >> --- /dev/null >> +++ b/sysdeps/loongarch/sys/regdef.h >> @@ -0,0 +1,93 @@ >> +/* Register Macro definitions >> + Copyright (C) 2022 Free Software Foundation, Inc. >> + This file is part of the GNU C Library. >> + >> + >> + The GNU C Library is free software; you can redistribute it and/or >> + modify it under the terms of the GNU Lesser General Public >> + License as published by the Free Software Foundation; either >> + version 2.1 of the License, or (at your option) any later version. >> + >> + The GNU C Library is distributed in the hope that it will be useful, >> + but WITHOUT ANY WARRANTY; without even the implied warranty of >> + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU >> + Lesser General Public License for more details. >> + >> + You should have received a copy of the GNU Lesser General Public >> + License along with the GNU C Library. If not, see >> +. */ >> + >> +#ifndef _SYS_REGDEF_H >> +#define _SYS_REGDEF_H >> + >> +#define zero $r0 >> +#define ra $r1 >> +#define tp $r2 >> +#define sp $r3 >> +#define a0 $r4 >> +#define a1 $r5 >> +#define a2 $r6 >> +#define a3 $r7 >> +#define a4 $r8 >> +#define a5 $r9 >> +#define a6 $r10 >> +#define a7 $r11 >> +#define v0 $r4 >> +#define v1 $r5 >> +#define t0 $r12 >> +#define t1 $r13 >> +#define t2 $r14 >> +#define t3 $r15 >> +#define t4 $r16 >> +#define t5 $r17 >> +#define t6 $r18 >> +#define t7 $r19 >> +#define t8 $r20 >> +#define x $r21 >> +#define fp $r22 >> +#define s0 $r23 >> +#define s1 $r24 >> +#define s2 $r25 >> +#define s3 $r26 >> +#define s4 $r27 >> +#define s5 $r28 >> +#define s6 $r29 >> +#define s7 $r30 >> +#define s8 $r31 >> + >> +#define fa0 $f0 >> +#define fa1 $f1 >> +#define fa2 $f2 >> +#define fa3 $f3 >> +#define fa4 $f4 >> +#define fa5 $f5 >> +#define fa6 $f6 >> +#define fa7 $f7 >> +#define fv0 $f0 >> +#define fv1 $f1 >> +#define ft0 $f8 >> +#define ft1 $f9 >> +#define ft2 $f10 >> +#define ft3 $f11 >> +#define ft4 $f12 >> +#define ft5 $f13 >> +#define ft6 $f14 >> +#define ft7 $f15 >> +#define ft8 $f16 >> +#define ft9 $f17 >> +#define ft10 $f18 >> +#define ft11 $f19 >> +#define ft12 $f20 >> +#define ft13 $f21 >> +#define ft14 $f22 >> +#define ft15 $f23 >> +#define fs0 $f24 >> +#define fs1 $f25 >> +#define fs2 $f26 >> +#define fs3 $f27 >> +#define fs4 $f28 >> +#define fs5 $f29 >> +#define fs6 $f30 >> +#define fs7 $f31 >> + >> +#endif /* _SYS_REGDEF_H */ >> diff --git a/sysdeps/unix/sysv/linux/loongarch/Implies b/sysdeps/unix/sysv/linux/loongarch/Implies >> new file mode 100644 >> index 0000000000..e52b1ac310 >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/Implies >> @@ -0,0 +1 @@ >> +loongarch/nptl >> diff --git a/sysdeps/unix/sysv/linux/loongarch/Makefile b/sysdeps/unix/sysv/linux/loongarch/Makefile >> new file mode 100644 >> index 0000000000..730bfa7465 >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/Makefile >> @@ -0,0 +1,4 @@ >> +ifeq ($(subdir),stdlib) >> +gen-as-const-headers += ucontext_i.sym >> +endif >> + >> diff --git a/sysdeps/unix/sysv/linux/loongarch/configure b/sysdeps/unix/sysv/linux/loongarch/configure >> new file mode 100644 >> index 0000000000..54ccd1528e >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/configure >> @@ -0,0 +1,174 @@ >> +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! >> + # Local configure fragment for sysdeps/unix/sysv/linux/loongarch. >> + >> +arch_minimum_kernel=5.19.0 >> + >> +libc_cv_loongarch_int_abi=no >> + >> + >> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 >> +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } >> +if ${ac_cv_path_GREP+:} false; then : >> + $as_echo_n "(cached) " >&6 >> +else >> + if test -z "$GREP"; then >> + ac_path_GREP_found=false >> + # Loop through the user's path and test for each of PROGNAME-LIST >> + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR >> +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin >> +do >> + IFS=$as_save_IFS >> + test -z "$as_dir" && as_dir=. >> + for ac_prog in grep ggrep; do >> + for ac_exec_ext in '' $ac_executable_extensions; do >> + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" >> + as_fn_executable_p "$ac_path_GREP" || continue >> +# Check for GNU ac_path_GREP and select it if it is found. >> + # Check for GNU $ac_path_GREP >> +case `"$ac_path_GREP" --version 2>&1` in >> +*GNU*) >> + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; >> +*) >> + ac_count=0 >> + $as_echo_n 0123456789 >"conftest.in" >> + while : >> + do >> + cat "conftest.in" "conftest.in" >"conftest.tmp" >> + mv "conftest.tmp" "conftest.in" >> + cp "conftest.in" "conftest.nl" >> + $as_echo 'GREP' >> "conftest.nl" >> + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break >> + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break >> + as_fn_arith $ac_count + 1 && ac_count=$as_val >> + if test $ac_count -gt ${ac_path_GREP_max-0}; then >> + # Best one so far, save it but keep looking for a better one >> + ac_cv_path_GREP="$ac_path_GREP" >> + ac_path_GREP_max=$ac_count >> + fi >> + # 10*(2^10) chars as input seems more than enough >> + test $ac_count -gt 10 && break >> + done >> + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; >> +esac >> + >> + $ac_path_GREP_found && break 3 >> + done >> + done >> + done >> +IFS=$as_save_IFS >> + if test -z "$ac_cv_path_GREP"; then >> + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 >> + fi >> +else >> + ac_cv_path_GREP=$GREP >> +fi >> + >> +fi >> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 >> +$as_echo "$ac_cv_path_GREP" >&6; } >> + GREP="$ac_cv_path_GREP" >> + >> + >> +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 >> +$as_echo_n "checking for egrep... " >&6; } >> +if ${ac_cv_path_EGREP+:} false; then : >> + $as_echo_n "(cached) " >&6 >> +else >> + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 >> + then ac_cv_path_EGREP="$GREP -E" >> + else >> + if test -z "$EGREP"; then >> + ac_path_EGREP_found=false >> + # Loop through the user's path and test for each of PROGNAME-LIST >> + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR >> +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin >> +do >> + IFS=$as_save_IFS >> + test -z "$as_dir" && as_dir=. >> + for ac_prog in egrep; do >> + for ac_exec_ext in '' $ac_executable_extensions; do >> + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" >> + as_fn_executable_p "$ac_path_EGREP" || continue >> +# Check for GNU ac_path_EGREP and select it if it is found. >> + # Check for GNU $ac_path_EGREP >> +case `"$ac_path_EGREP" --version 2>&1` in >> +*GNU*) >> + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; >> +*) >> + ac_count=0 >> + $as_echo_n 0123456789 >"conftest.in" >> + while : >> + do >> + cat "conftest.in" "conftest.in" >"conftest.tmp" >> + mv "conftest.tmp" "conftest.in" >> + cp "conftest.in" "conftest.nl" >> + $as_echo 'EGREP' >> "conftest.nl" >> + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break >> + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break >> + as_fn_arith $ac_count + 1 && ac_count=$as_val >> + if test $ac_count -gt ${ac_path_EGREP_max-0}; then >> + # Best one so far, save it but keep looking for a better one >> + ac_cv_path_EGREP="$ac_path_EGREP" >> + ac_path_EGREP_max=$ac_count >> + fi >> + # 10*(2^10) chars as input seems more than enough >> + test $ac_count -gt 10 && break >> + done >> + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; >> +esac >> + >> + $ac_path_EGREP_found && break 3 >> + done >> + done >> + done >> +IFS=$as_save_IFS >> + if test -z "$ac_cv_path_EGREP"; then >> + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 >> + fi >> +else >> + ac_cv_path_EGREP=$EGREP >> +fi >> + >> + fi >> +fi >> +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 >> +$as_echo "$ac_cv_path_EGREP" >&6; } >> + EGREP="$ac_cv_path_EGREP" >> + >> + >> +cat confdefs.h - <<_ACEOF >conftest.$ac_ext >> +/* end confdefs.h. */ >> +__SIZEOF_INT__ __SIZEOF_LONG__ __SIZEOF_POINTER__ >> + >> +_ACEOF >> +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | >> + $EGREP "4 8 8" >/dev/null 2>&1; then : >> + libc_cv_loongarch_int_abi=lp64 >> +fi >> +rm -f conftest* >> + >> +if test $libc_cv_loongarch_int_abi = no; then >> + as_fn_error $? "Unable to determine integer ABI" "$LINENO" 5 >> +fi >> + >> +config_vars="$config_vars >> +default-abi = $libc_cv_loongarch_int_abi" >> + >> +case $libc_cv_loongarch_int_abi in >> +lp64) >> + test -n "$libc_cv_slibdir" || >> +case "$prefix" in >> +/usr | /usr/) >> + libc_cv_slibdir='/lib64' >> + libc_cv_rtlddir='/lib64' >> + if test "$libdir" = '${exec_prefix}/lib'; then >> + libdir='${exec_prefix}/lib64'; >> + # Locale data can be shared between 32-bit and 64-bit libraries. >> + libc_cv_complocaledir='${exec_prefix}/lib/locale' >> + fi >> + ;; >> +esac >> + ;; >> +esac >> + >> +ldd_rewrite_script=sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed >> diff --git a/sysdeps/unix/sysv/linux/loongarch/configure.ac b/sysdeps/unix/sysv/linux/loongarch/configure.ac >> new file mode 100644 >> index 0000000000..07da5eed76 >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/configure.ac >> @@ -0,0 +1,22 @@ >> +sinclude(./aclocal.m4)dnl Autoconf lossage >> +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. >> +# Local configure fragment for sysdeps/unix/sysv/linux/loongarch. >> + >> +arch_minimum_kernel=5.19.0 >> + >> +libc_cv_loongarch_int_abi=no >> +AC_EGREP_CPP(4 8 8, [__SIZEOF_INT__ __SIZEOF_LONG__ __SIZEOF_POINTER__ >> + ], libc_cv_loongarch_int_abi=lp64) >> +if test $libc_cv_loongarch_int_abi = no; then >> + AC_MSG_ERROR([Unable to determine integer ABI]) >> +fi >> + >> +LIBC_CONFIG_VAR([default-abi], [$libc_cv_loongarch_int_abi]) >> + >> +case $libc_cv_loongarch_int_abi in >> +lp64) >> + LIBC_SLIBDIR_RTLDDIR([lib64], [lib64]) >> + ;; >> +esac >> + >> +ldd_rewrite_script=sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed >> diff --git a/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed >> new file mode 100644 >> index 0000000000..d42a13e08c >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed >> @@ -0,0 +1,3 @@ >> +/LD_TRACE_LOADED_OBJECTS=1/a\ >> +add_env="$add_env LD_LIBRARY_VERSION=\\$verify_out" > This LD_LIBRARY_VERSION is not supported anymore (I forgot to remove them > from ldd-rewrite.sed files). > >> +s_^\(RTLDLIST=\)\(.*lib\)\(\|64\|32\)\(/[^/]*\)\(-loongarch\)\(64\|32\)\(\.so\.[0-9.]*\)[[:blank:]]*$_\1"\2\4\7 \264\4-loongarch64\7 \232\4-loongarch32\7"_ >> diff --git a/sysdeps/unix/sysv/linux/loongarch/lp64/Implies b/sysdeps/unix/sysv/linux/loongarch/lp64/Implies >> new file mode 100644 >> index 0000000000..117c2b8efe >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/lp64/Implies >> @@ -0,0 +1,3 @@ >> +unix/sysv/linux/loongarch >> +unix/sysv/linux/generic >> +unix/sysv/linux/wordsize-64 >> diff --git a/sysdeps/unix/sysv/linux/loongarch/shlib-versions b/sysdeps/unix/sysv/linux/loongarch/shlib-versions >> new file mode 100644 >> index 0000000000..dc2220b4be >> --- /dev/null >> +++ b/sysdeps/unix/sysv/linux/loongarch/shlib-versions >> @@ -0,0 +1,7 @@ >> +DEFAULT GLIBC_2.36 >> + >> +%if LOONGARCH_ABI_GRLEN == 64 && LOONGARCH_ABI_FRLEN == 64 >> +ld=ld-linux-loongarch-lp64d.so.1 >> +%else >> +%error cannot determine ABI >> +%endif