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https://sourceware.org/git/glibc.git
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LoongArch: Build Infrastructure
This commit is contained in:
parent
0d4a891a7c
commit
3d87c89815
3
sysdeps/loongarch/Implies
Normal file
3
sysdeps/loongarch/Implies
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@ -0,0 +1,3 @@
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ieee754/ldbl-128
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ieee754/dbl-64
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ieee754/flt-32
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15
sysdeps/loongarch/Makefile
Normal file
15
sysdeps/loongarch/Makefile
Normal file
@ -0,0 +1,15 @@
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ifeq ($(subdir),misc)
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sysdep_headers += sys/asm.h
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endif
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# LoongArch's assembler also needs to know about PIC as it changes the
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# definition of some assembler macros.
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ASFLAGS-.os += $(pic-ccflag)
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abi-variants := lp64
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ifeq (,$(filter $(default-abi),$(abi-variants)))
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$(error Unknown ABI $(default-abi), must be one of $(abi-variants))
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endif
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abi-lp64-condition := defined __loongarch_lp64
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5
sysdeps/loongarch/configure
vendored
Normal file
5
sysdeps/loongarch/configure
vendored
Normal file
@ -0,0 +1,5 @@
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# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/loongarch/elf.
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$as_echo "#define HIDDEN_VAR_NEEDS_DYNAMIC_RELOC 1" >>confdefs.h
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6
sysdeps/loongarch/configure.ac
Normal file
6
sysdeps/loongarch/configure.ac
Normal file
@ -0,0 +1,6 @@
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GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
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# Local configure fragment for sysdeps/loongarch/elf.
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dnl It is always possible to access static and hidden symbols in an
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dnl position independent way.
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AC_DEFINE(HIDDEN_VAR_NEEDS_DYNAMIC_RELOC)
|
1
sysdeps/loongarch/lp64/Implies-after
Normal file
1
sysdeps/loongarch/lp64/Implies-after
Normal file
@ -0,0 +1 @@
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wordsize-64
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53
sysdeps/loongarch/preconfigure
Normal file
53
sysdeps/loongarch/preconfigure
Normal file
@ -0,0 +1,53 @@
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# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
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# Local preconfigure fragment for sysdeps/loongarch
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case "$machine" in
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loongarch*)
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abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(lp64\|ilp32\).*/\1/p'`
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float_abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(soft\|single\|double\)_float.*/\1/p'`
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with_fp_cond="!defined __loongarch_soft_float"
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case "$float_abi" in
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soft)
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abi_flen=0
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as_fn_error 1 "loongarch does not yet support soft floating-point ABI!!" "$LINENO" 5
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;;
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single)
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as_fn_error 1 "glibc does not yet support the single floating-point ABI!!" "$LINENO" 5
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;;
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double)
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abi_flen=64
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;;
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*)
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as_fn_error 1 "Unable to determine floating-point ABI!!" "$LINENO" 5
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;;
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esac
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case "$abi" in
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ilp32)
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as_fn_error 1 "loongarch does not yet support ilp32 ABI!!" "$LINENO" 5
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;;
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lp64)
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grlen=64
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machine=loongarch/lp64
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;;
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*)
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as_fn_error 1 "Unable to determine GRLEN!!" "$LINENO" 5
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;;
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esac
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cat >>confdefs.h <<_ACEOF
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#define LOONGARCH_ABI_GRLEN $grlen
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_ACEOF
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cat >>confdefs.h <<_ACEOF
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#define LOONGARCH_ABI_FRLEN $abi_flen
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_ACEOF
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base_machine=loongarch
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;;
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esac
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47
sysdeps/loongarch/preconfigure.ac
Normal file
47
sysdeps/loongarch/preconfigure.ac
Normal file
@ -0,0 +1,47 @@
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GLIBC_PROVIDES[]dnl See aclocal.m4 in the top level source directory.
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# Local preconfigure fragment for sysdeps/loongarch
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case "$machine" in
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loongarch*)
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abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(lp64\|ilp32\).*/\1/p'`
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float_abi=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | sed -n 's/^#define __loongarch_\(soft\|single\|double\)_float.*/\1/p'`
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with_fp_cond="!defined __loongarch_soft_float"
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case "$float_abi" in
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soft)
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abi_flen=0
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AC_MSG_ERROR([loongarch does not yet support soft floating-point ABI!!], 1)
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;;
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single)
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AC_MSG_ERROR([glibc does not yet support the single floating-point ABI!!], 1)
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;;
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double)
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abi_flen=64
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;;
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*)
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AC_MSG_ERROR([Unable to determine floating-point ABI!!], 1)
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;;
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esac
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case "$abi" in
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ilp32)
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AC_MSG_ERROR([loongarch does not yet support ilp32 ABI!!], 1)
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;;
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lp64)
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grlen=64
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machine=loongarch/lp64
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;;
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*)
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AC_MSG_ERROR([Unable to determine GRLEN!!], 1)
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;;
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esac
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AC_DEFINE_UNQUOTED([LOONGARCH_ABI_GRLEN], [$grlen])
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AC_DEFINE_UNQUOTED([LOONGARCH_ABI_FRLEN], [$abi_flen])
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base_machine=loongarch
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;;
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esac
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93
sysdeps/loongarch/sys/regdef.h
Normal file
93
sysdeps/loongarch/sys/regdef.h
Normal file
@ -0,0 +1,93 @@
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/* Register Macro definitions
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Copyright (C) 2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _SYS_REGDEF_H
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#define _SYS_REGDEF_H
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#define zero $r0
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#define ra $r1
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#define tp $r2
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#define sp $r3
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#define a0 $r4
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#define a1 $r5
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#define a2 $r6
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#define a3 $r7
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#define a4 $r8
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#define a5 $r9
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#define a6 $r10
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#define a7 $r11
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#define v0 $r4
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#define v1 $r5
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#define t0 $r12
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#define t1 $r13
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#define t2 $r14
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#define t3 $r15
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#define t4 $r16
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#define t5 $r17
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#define t6 $r18
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#define t7 $r19
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#define t8 $r20
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#define x $r21
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#define fp $r22
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#define s0 $r23
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#define s1 $r24
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#define s2 $r25
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#define s3 $r26
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#define s4 $r27
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#define s5 $r28
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#define s6 $r29
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#define s7 $r30
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#define s8 $r31
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#define fa0 $f0
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#define fa1 $f1
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#define fa2 $f2
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#define fa3 $f3
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#define fa4 $f4
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#define fa5 $f5
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#define fa6 $f6
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#define fa7 $f7
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#define fv0 $f0
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#define fv1 $f1
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#define ft0 $f8
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#define ft1 $f9
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#define ft2 $f10
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#define ft3 $f11
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#define ft4 $f12
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#define ft5 $f13
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#define ft6 $f14
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#define ft7 $f15
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#define ft8 $f16
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#define ft9 $f17
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#define ft10 $f18
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#define ft11 $f19
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#define ft12 $f20
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#define ft13 $f21
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#define ft14 $f22
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#define ft15 $f23
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#define fs0 $f24
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#define fs1 $f25
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#define fs2 $f26
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#define fs3 $f27
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#define fs4 $f28
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#define fs5 $f29
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#define fs6 $f30
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#define fs7 $f31
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#endif /* _SYS_REGDEF_H */
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1
sysdeps/unix/sysv/linux/loongarch/Implies
Normal file
1
sysdeps/unix/sysv/linux/loongarch/Implies
Normal file
@ -0,0 +1 @@
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loongarch/nptl
|
3
sysdeps/unix/sysv/linux/loongarch/Makefile
Normal file
3
sysdeps/unix/sysv/linux/loongarch/Makefile
Normal file
@ -0,0 +1,3 @@
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ifeq ($(subdir),stdlib)
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gen-as-const-headers += ucontext_i.sym
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endif
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174
sysdeps/unix/sysv/linux/loongarch/configure
vendored
Normal file
174
sysdeps/unix/sysv/linux/loongarch/configure
vendored
Normal file
@ -0,0 +1,174 @@
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# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/unix/sysv/linux/loongarch.
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arch_minimum_kernel=5.19.0
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libc_cv_loongarch_int_abi=no
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
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$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
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if ${ac_cv_path_GREP+:} false; then :
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$as_echo_n "(cached) " >&6
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||||
else
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if test -z "$GREP"; then
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ac_path_GREP_found=false
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# Loop through the user's path and test for each of PROGNAME-LIST
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as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
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for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
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do
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IFS=$as_save_IFS
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test -z "$as_dir" && as_dir=.
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for ac_prog in grep ggrep; do
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for ac_exec_ext in '' $ac_executable_extensions; do
|
||||
ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
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as_fn_executable_p "$ac_path_GREP" || continue
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# Check for GNU ac_path_GREP and select it if it is found.
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||||
# Check for GNU $ac_path_GREP
|
||||
case `"$ac_path_GREP" --version 2>&1` in
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*GNU*)
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ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
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||||
*)
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ac_count=0
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$as_echo_n 0123456789 >"conftest.in"
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||||
while :
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do
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cat "conftest.in" "conftest.in" >"conftest.tmp"
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mv "conftest.tmp" "conftest.in"
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cp "conftest.in" "conftest.nl"
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||||
$as_echo 'GREP' >> "conftest.nl"
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"$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
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diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
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as_fn_arith $ac_count + 1 && ac_count=$as_val
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if test $ac_count -gt ${ac_path_GREP_max-0}; then
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# Best one so far, save it but keep looking for a better one
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ac_cv_path_GREP="$ac_path_GREP"
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ac_path_GREP_max=$ac_count
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fi
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# 10*(2^10) chars as input seems more than enough
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test $ac_count -gt 10 && break
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done
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rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
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esac
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$ac_path_GREP_found && break 3
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done
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done
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done
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IFS=$as_save_IFS
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if test -z "$ac_cv_path_GREP"; then
|
||||
as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
|
||||
fi
|
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else
|
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ac_cv_path_GREP=$GREP
|
||||
fi
|
||||
|
||||
fi
|
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
|
||||
$as_echo "$ac_cv_path_GREP" >&6; }
|
||||
GREP="$ac_cv_path_GREP"
|
||||
|
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|
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
|
||||
$as_echo_n "checking for egrep... " >&6; }
|
||||
if ${ac_cv_path_EGREP+:} false; then :
|
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$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
|
22
sysdeps/unix/sysv/linux/loongarch/configure.ac
Normal file
22
sysdeps/unix/sysv/linux/loongarch/configure.ac
Normal file
@ -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
|
1
sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed
Normal file
1
sysdeps/unix/sysv/linux/loongarch/ldd-rewrite.sed
Normal file
@ -0,0 +1 @@
|
||||
s_^\(RTLDLIST=\)\(.*lib\)\(\|64\|32\)\(/[^/]*\)\(-loongarch\)\(64\|32\)\(\.so\.[0-9.]*\)[[:blank:]]*$_\1"\2\4\7 \264\4-loongarch64\7 \232\4-loongarch32\7"_
|
3
sysdeps/unix/sysv/linux/loongarch/lp64/Implies
Normal file
3
sysdeps/unix/sysv/linux/loongarch/lp64/Implies
Normal file
@ -0,0 +1,3 @@
|
||||
unix/sysv/linux/loongarch
|
||||
unix/sysv/linux/generic
|
||||
unix/sysv/linux/wordsize-64
|
7
sysdeps/unix/sysv/linux/loongarch/shlib-versions
Normal file
7
sysdeps/unix/sysv/linux/loongarch/shlib-versions
Normal file
@ -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
|
Loading…
Reference in New Issue
Block a user