Commit 1c342ca7c3
Changed files (14)
lib
libc
netbsd
lib
csu
arch
lib/libc/netbsd/lib/csu/arch/aarch64/crt0.S
@@ -0,0 +1,45 @@
+/* $NetBSD: crt0.S,v 1.2 2018/11/26 17:37:44 joerg Exp $ */
+
+/*-
+ * Copyright (c) 2014 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <aarch64/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.2 2018/11/26 17:37:44 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+_ENTRY(__start)
+ /*
+ * void ___start(void (*cleanup)(void),
+ * struct ps_strings *ps_strings);
+ */
+ mov x1, x2
+ b ___start
+END(__start)
lib/libc/netbsd/lib/csu/arch/earm/crt0.S
@@ -0,0 +1,61 @@
+/* $NetBSD: crt0.S,v 1.4 2018/11/26 17:37:44 joerg Exp $ */
+
+/*-
+ * Copyright (c) 2012 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <arm/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.4 2018/11/26 17:37:44 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+_ENTRY(__start)
+ /*
+ * ps_strings is passed in r0 and cleanup in r2.
+ * It should be ps_string in r1 and cleanup in r0.
+ */
+ mov r1, r0
+ mov r0, r2
+
+ /* Ensure the stack is properly aligned before calling C code. */
+#if !defined(__thumb__)
+ bic sp, sp, #7
+#else
+ movs r6, #7
+ mov r7, sp
+ bics r7, r7, r6
+ mov sp, r7
+#endif
+
+ /*
+ * void ___start(void (*cleanup)(void),
+ * struct ps_strings *ps_strings);
+ */
+
+ b ___start
lib/libc/netbsd/lib/csu/arch/i386/crt0.S
@@ -0,0 +1,48 @@
+/* $NetBSD: crt0.S,v 1.4 2018/11/26 17:37:45 joerg Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.4 2018/11/26 17:37:45 joerg Exp $")
+
+ .hidden ___start
+
+STRONG_ALIAS(_start,__start)
+_ENTRY(__start)
+ pushl %ebx
+ pushl %edx
+ call ___start
lib/libc/netbsd/lib/csu/arch/m68k/crt0.S
@@ -0,0 +1,47 @@
+#include <machine/asm.h>
+
+/*
+ * Copyright (c) 1999 Klaus Klein
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+RCSID("$NetBSD: crt0.S,v 1.5 2018/11/26 17:37:45 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+_ENTRY(__start)
+ movl %a2,-(%sp) | ps_strings
+ movl %a1,-(%sp) | cleanup
+ | call: ___start(cleanup, ps_strings)
+ jbsr ___start
+END(__start)
lib/libc/netbsd/lib/csu/arch/mips/crt0.S
@@ -0,0 +1,59 @@
+/* $NetBSD: crt0.S,v 1.4 2018/11/26 17:37:45 joerg Exp $ */
+
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <mips/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.4 2018/11/26 17:37:45 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+/*
+ * Assumes kernel (or ld_elf.so) passes the following parameters to
+ * user-space in registers:
+ *
+ * a0 stack pointer (0 if setregs didn't fill this in)
+ * a1 cleanup
+ * a2 Obj_Entry
+ * a3 ps_strings
+ *
+ * XXX Does this violate the ABI?
+ * as well as the usual registers (pc, sp, and t9 == pc for ABI).
+ */
+
+NESTED_NOPROFILE(__start, CALLFRAME_SIZ, ra)
+ SETUP_GP
+ SETUP_GP64(t3, __start)
+ move a0, a1 /* cleanup */
+ PTR_L t9,%call16(_C_LABEL(___start))(gp)
+ move a1, a3 /* ps_strings */
+ .reloc 1f,R_MIPS_JALR,___start
+1: jr t9
+END(__start)
lib/libc/netbsd/lib/csu/arch/powerpc/crt0.S
@@ -0,0 +1,56 @@
+/*-
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <powerpc/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.7 2018/11/26 17:37:45 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+ .hidden ___start
+
+#ifndef _LP64
+ .weak _SDA_BASE_
+#endif
+
+ENTRY_NOPROFILE(__start)
+#ifndef _LP64
+ bcl 20,31,1f
+1:
+ mflr %r11
+ /* SVR4 ABI says small data is in r13 */
+ addis %r13,%r11,_SDA_BASE_-1b@ha
+ addi %r13,%r13,_SDA_BASE_-1b@l
+#endif
+
+ mr %r3,%r7 /* cleanup */
+ mr %r4,%r8 /* ps_strings */
+
+ CALL(___start)
+END(__start)
lib/libc/netbsd/lib/csu/arch/sparc/crt0.S
@@ -0,0 +1,55 @@
+/* $NetBSD: crt0.S,v 1.3 2018/11/26 17:37:45 joerg Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.3 2018/11/26 17:37:45 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+ ! called with:
+ ! %g3 = cleanup
+ ! %g1 = ps_strings
+ ! call: ___start(cleanup, ps_strings)
+_ENTRY(__start)
+ mov 0, %fp
+ andn %sp, 7, %sp ! align stack
+ sub %sp, 24, %sp ! expand to standard stack frame size
+ mov %g3, %o0
+ call ___start
+ mov %g1, %o1
+
lib/libc/netbsd/lib/csu/arch/sparc64/crt0.S
@@ -0,0 +1,59 @@
+/* $NetBSD: crt0.S,v 1.2 2018/11/26 17:37:46 joerg Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.2 2018/11/26 17:37:46 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+
+ .align 4
+ .register %g3,#scratch
+ .register %g2,#scratch
+
+ ! called with:
+ ! %g3 = cleanup
+ ! %g2 = obj
+ ! %g1 = ps_strings
+ ! call: ___start(cleanup, ps_strings)
+_ENTRY(__start)
+ clr %fp
+ clr %g4 ! data base for some memory models
+ mov %g3, %o0
+ ba,pt %icc,___start
+ mov %g1, %o1
+
lib/libc/netbsd/lib/csu/arch/x86_64/crt0.S
@@ -0,0 +1,48 @@
+/* $NetBSD: crt0.S,v 1.4 2018/11/26 17:37:46 joerg Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: crt0.S,v 1.4 2018/11/26 17:37:46 joerg Exp $")
+
+STRONG_ALIAS(_start,__start)
+ .hidden ___start
+
+_ENTRY(__start)
+ andq $~15,%rsp
+ subq $8,%rsp
+ movq %rdx, %rdi
+ movq %rbx, %rsi
+ jmp ___start
lib/libc/netbsd/lib/csu/common/crt0-common.c
@@ -0,0 +1,351 @@
+/* $NetBSD: crt0-common.c,v 1.27 2022/06/21 06:52:17 skrll Exp $ */
+
+/*
+ * Copyright (c) 1998 Christos Zoulas
+ * Copyright (c) 1995 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: crt0-common.c,v 1.27 2022/06/21 06:52:17 skrll Exp $");
+
+#include <sys/types.h>
+#include <sys/exec.h>
+#include <sys/exec_elf.h>
+#include <sys/syscall.h>
+#include <machine/profile.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "csu-common.h"
+
+extern int main(int, char **, char **);
+
+typedef void (*fptr_t)(void);
+#ifndef HAVE_INITFINI_ARRAY
+extern void _init(void);
+extern void _fini(void);
+#endif
+extern void _libc_init(void);
+
+/*
+ * Arrange for _DYNAMIC to be weak and undefined (and therefore to show up
+ * as being at address zero, unless something else defines it). That way,
+ * if we happen to be compiling without -static but with without any
+ * shared libs present, things will still work.
+ */
+
+__weakref_visible int rtld_DYNAMIC __weak_reference(_DYNAMIC);
+
+#ifdef MCRT0
+extern void monstartup(u_long, u_long);
+extern void _mcleanup(void);
+extern unsigned char __etext, __eprol;
+#endif /* MCRT0 */
+
+static char empty_string[] = "";
+
+char **environ __common;
+struct ps_strings *__ps_strings __common = 0;
+char *__progname __common = empty_string;
+
+__dead __dso_hidden void ___start(void (*)(void), struct ps_strings *);
+
+#define write(fd, s, n) __syscall(SYS_write, (fd), (s), (n))
+
+#define _FATAL(str) \
+do { \
+ write(2, str, sizeof(str)-1); \
+ _exit(1); \
+} while (0)
+
+/*
+ * If we are using INIT_ARRAY/FINI_ARRAY and we are linked statically,
+ * we have to process these instead of relying on RTLD to do it for us.
+ *
+ * Since we don't need .init or .fini sections, just code them in C
+ * to make life easier.
+ */
+extern const fptr_t __preinit_array_start[] __dso_hidden;
+extern const fptr_t __preinit_array_end[] __dso_hidden __weak;
+extern const fptr_t __init_array_start[] __dso_hidden;
+extern const fptr_t __init_array_end[] __dso_hidden __weak;
+extern const fptr_t __fini_array_start[] __dso_hidden;
+extern const fptr_t __fini_array_end[] __dso_hidden __weak;
+
+static inline void
+_preinit(void)
+{
+ for (const fptr_t *f = __preinit_array_start; f < __preinit_array_end; f++) {
+ (*f)();
+ }
+}
+
+static inline void
+_initarray(void)
+{
+ for (const fptr_t *f = __init_array_start; f < __init_array_end; f++) {
+ (*f)();
+ }
+}
+
+static void
+_finiarray(void)
+{
+ for (const fptr_t *f = __fini_array_start; f < __fini_array_end; f++) {
+ (*f)();
+ }
+}
+
+#if \
+ defined(__aarch64__) || \
+ defined(__powerpc__) || \
+ defined(__sparc__) || \
+ defined(__x86_64__)
+#define HAS_IPLTA
+static void fix_iplta(void) __noinline;
+#elif \
+ defined(__arm__) || \
+ defined(__i386__)
+#define HAS_IPLT
+static void fix_iplt(void) __noinline;
+#endif
+
+
+#ifdef HAS_IPLTA
+#include <stdio.h>
+extern const Elf_Rela __rela_iplt_start[] __dso_hidden __weak;
+extern const Elf_Rela __rela_iplt_end[] __dso_hidden __weak;
+#ifdef __sparc__
+#define IFUNC_RELOCATION R_TYPE(JMP_IREL)
+#include <machine/elf_support.h>
+#define write_plt(where, value) sparc_write_branch((void *)where, (void *)value)
+#else
+#define IFUNC_RELOCATION R_TYPE(IRELATIVE)
+#define write_plt(where, value) *where = value
+#endif
+
+static void
+fix_iplta(void)
+{
+ const Elf_Rela *rela, *relalim;
+ uintptr_t relocbase = 0;
+ Elf_Addr *where, target;
+
+ rela = __rela_iplt_start;
+ relalim = __rela_iplt_end;
+ for (; rela < relalim; ++rela) {
+ if (ELF_R_TYPE(rela->r_info) != IFUNC_RELOCATION)
+ abort();
+ where = (Elf_Addr *)(relocbase + rela->r_offset);
+ target = (Elf_Addr)(relocbase + rela->r_addend);
+ target = ((Elf_Addr(*)(void))target)();
+ write_plt(where, target);
+ }
+}
+#endif
+#ifdef HAS_IPLT
+extern const Elf_Rel __rel_iplt_start[] __dso_hidden __weak;
+extern const Elf_Rel __rel_iplt_end[] __dso_hidden __weak;
+#define IFUNC_RELOCATION R_TYPE(IRELATIVE)
+
+static void
+fix_iplt(void)
+{
+ const Elf_Rel *rel, *rellim;
+ uintptr_t relocbase = 0;
+ Elf_Addr *where, target;
+
+ rel = __rel_iplt_start;
+ rellim = __rel_iplt_end;
+ for (; rel < rellim; ++rel) {
+ if (ELF_R_TYPE(rel->r_info) != IFUNC_RELOCATION)
+ abort();
+ where = (Elf_Addr *)(relocbase + rel->r_offset);
+ target = ((Elf_Addr(*)(void))*where)();
+ *where = target;
+ }
+}
+#endif
+
+#if defined(__x86_64__) || defined(__i386__)
+# define HAS_RELOCATE_SELF
+# if defined(__x86_64__)
+# define RELA
+# define REL_TAG DT_RELA
+# define RELSZ_TAG DT_RELASZ
+# define REL_TYPE Elf_Rela
+# else
+# define REL_TAG DT_REL
+# define RELSZ_TAG DT_RELSZ
+# define REL_TYPE Elf_Rel
+# endif
+
+#include <elf.h>
+
+static void relocate_self(struct ps_strings *) __noinline;
+
+static void
+relocate_self(struct ps_strings *ps_strings)
+{
+ AuxInfo *aux = (AuxInfo *)(ps_strings->ps_argvstr + ps_strings->ps_nargvstr +
+ ps_strings->ps_nenvstr + 2);
+ uintptr_t relocbase = (uintptr_t)~0U;
+ const Elf_Phdr *phdr = NULL;
+ Elf_Half phnum = (Elf_Half)~0;
+
+ for (; aux->a_type != AT_NULL; ++aux) {
+ switch (aux->a_type) {
+ case AT_BASE:
+ if (aux->a_v)
+ return;
+ break;
+ case AT_PHDR:
+ phdr = (void *)aux->a_v;
+ break;
+ case AT_PHNUM:
+ phnum = (Elf_Half)aux->a_v;
+ break;
+ }
+ }
+
+ if (phdr == NULL || phnum == (Elf_Half)~0)
+ return;
+
+ const Elf_Phdr *phlimit = phdr + phnum, *dynphdr = NULL;
+
+ for (; phdr < phlimit; ++phdr) {
+ if (phdr->p_type == PT_DYNAMIC)
+ dynphdr = phdr;
+ if (phdr->p_type == PT_PHDR)
+ relocbase = (uintptr_t)phdr - phdr->p_vaddr;
+ }
+ if (dynphdr == NULL || relocbase == (uintptr_t)~0U)
+ return;
+
+ Elf_Dyn *dynp = (Elf_Dyn *)((uint8_t *)dynphdr->p_vaddr + relocbase);
+
+ const REL_TYPE *relocs = 0, *relocslim;
+ Elf_Addr relocssz = 0;
+
+ for (; dynp->d_tag != DT_NULL; dynp++) {
+ switch (dynp->d_tag) {
+ case REL_TAG:
+ relocs =
+ (const REL_TYPE *)(relocbase + dynp->d_un.d_ptr);
+ break;
+ case RELSZ_TAG:
+ relocssz = dynp->d_un.d_val;
+ break;
+ }
+ }
+ relocslim = (const REL_TYPE *)((const uint8_t *)relocs + relocssz);
+ for (; relocs < relocslim; ++relocs) {
+ Elf_Addr *where;
+
+ where = (Elf_Addr *)(relocbase + relocs->r_offset);
+
+ switch (ELF_R_TYPE(relocs->r_info)) {
+ case R_TYPE(RELATIVE): /* word64 B + A */
+#ifdef RELA
+ *where = (Elf_Addr)(relocbase + relocs->r_addend);
+#else
+ *where += (Elf_Addr)relocbase;
+#endif
+ break;
+#ifdef IFUNC_RELOCATION
+ case IFUNC_RELOCATION:
+ break;
+#endif
+ default:
+ abort();
+ }
+ }
+}
+#endif
+
+void
+___start(void (*cleanup)(void), /* from shared loader */
+ struct ps_strings *ps_strings)
+{
+#if defined(HAS_RELOCATE_SELF)
+ relocate_self(ps_strings);
+#endif
+
+ if (ps_strings == NULL)
+ _FATAL("ps_strings missing\n");
+ __ps_strings = ps_strings;
+
+ environ = ps_strings->ps_envstr;
+
+ if (ps_strings->ps_argvstr[0] != NULL) {
+ char *c;
+ __progname = ps_strings->ps_argvstr[0];
+ for (c = ps_strings->ps_argvstr[0]; *c; ++c) {
+ if (*c == '/')
+ __progname = c + 1;
+ }
+ } else {
+ __progname = empty_string;
+ }
+
+ if (cleanup != NULL)
+ atexit(cleanup);
+
+ _libc_init();
+
+ if (&rtld_DYNAMIC == NULL) {
+#ifdef HAS_IPLTA
+ fix_iplta();
+#endif
+#ifdef HAS_IPLT
+ fix_iplt();
+#endif
+ }
+
+ _preinit();
+
+#ifdef MCRT0
+ atexit(_mcleanup);
+ monstartup((u_long)&__eprol, (u_long)&__etext);
+#endif
+
+ atexit(_finiarray);
+ _initarray();
+
+#ifndef HAVE_INITFINI_ARRAY
+ atexit(_fini);
+ _init();
+#endif
+
+ exit(main(ps_strings->ps_nargvstr, ps_strings->ps_argvstr, environ));
+}
lib/libc/netbsd/lib/csu/common/crtbegin.c
@@ -0,0 +1,135 @@
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: crtbegin.c,v 1.17 2018/12/28 18:17:11 christos Exp $");
+
+/* zig patch: no crtbegin.h */
+
+typedef void (*fptr_t)(void);
+
+/* zig patch: remove gcj nonsense */
+
+#if !defined(HAVE_INITFINI_ARRAY)
+extern __dso_hidden const fptr_t __CTOR_LIST__start __asm("__CTOR_LIST__");
+
+__dso_hidden const fptr_t __aligned(sizeof(void *)) __CTOR_LIST__[] __section(".ctors") = {
+ (fptr_t) -1,
+};
+__dso_hidden extern const fptr_t __CTOR_LIST_END__[];
+#endif
+
+#ifdef SHARED
+__dso_hidden void *__dso_handle = &__dso_handle;
+
+__weakref_visible void cxa_finalize(void *)
+ __weak_reference(__cxa_finalize);
+#else
+__dso_hidden void *__dso_handle;
+#endif
+
+#if !defined(__ARM_EABI__) || defined(__ARM_DWARF_EH__)
+__dso_hidden const long __EH_FRAME_LIST__[0] __section(".eh_frame");
+
+__weakref_visible void register_frame_info(const void *, const void *)
+ __weak_reference(__register_frame_info);
+__weakref_visible void deregister_frame_info(const void *)
+ __weak_reference(__deregister_frame_info);
+
+static long dwarf_eh_object[8];
+#endif
+
+static void __do_global_ctors_aux(void) __used;
+
+/* zig patch: use .init_array */
+__attribute__((constructor))
+static void
+__do_global_ctors_aux(void)
+{
+ static unsigned char __initialized;
+
+ if (__initialized)
+ return;
+
+ __initialized = 1;
+
+#if !defined(__ARM_EABI__) || defined(__ARM_DWARF_EH__)
+ if (register_frame_info)
+ register_frame_info(__EH_FRAME_LIST__, &dwarf_eh_object);
+#endif
+
+ /* zig patch: remove gcj nonsense */
+
+#if !defined(HAVE_INITFINI_ARRAY)
+ for (const fptr_t *p = __CTOR_LIST_END__; p > &__CTOR_LIST__start + 1; ) {
+ (*(*--p))();
+ }
+#endif
+}
+
+#if !defined(__ARM_EABI__) || defined(SHARED) || defined(__ARM_DWARF_EH__)
+#if !defined(HAVE_INITFINI_ARRAY)
+extern __dso_hidden const fptr_t __DTOR_LIST__start __asm("__DTOR_LIST__");
+
+__dso_hidden const fptr_t __aligned(sizeof(void *)) __DTOR_LIST__[] __section(".dtors") = {
+ (fptr_t) -1,
+};
+__dso_hidden extern const fptr_t __DTOR_LIST_END__[];
+#endif
+
+static void __do_global_dtors_aux(void) __used;
+
+/* zig patch: use .fini_array */
+__attribute__((destructor))
+static void
+__do_global_dtors_aux(void)
+{
+ static unsigned char __finished;
+
+ if (__finished)
+ return;
+
+ __finished = 1;
+
+#ifdef SHARED
+ if (cxa_finalize)
+ (*cxa_finalize)(__dso_handle);
+#endif
+
+#if !defined(HAVE_INITFINI_ARRAY)
+ for (const fptr_t *p = &__DTOR_LIST__start + 1; p < __DTOR_LIST_END__; ) {
+ (*(*p++))();
+ }
+#endif
+
+#if !defined(__ARM_EABI__) || defined(__ARM_DWARF_EH__)
+ if (deregister_frame_info)
+ deregister_frame_info(__EH_FRAME_LIST__);
+#endif
+}
+#endif /* !__ARM_EABI__ || SHARED || __ARM_DWARF_EH__ */
lib/libc/netbsd/lib/csu/common/csu-common.h
@@ -0,0 +1,38 @@
+/*-
+ * Copyright (c) 2021 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * For historical reasons the following symbols are defined both in libc
+ * and csu and need to be common
+ */
+#if __has_attribute(__common__)
+#define __common __attribute((__common__))
+#else
+#define __common
+#endif
+extern char *__progname __common;
+extern char **environ __common;
+extern struct ps_strings *__ps_strings __common;
lib/libc/netbsd/lib/csu/common/sysident.S
@@ -0,0 +1,89 @@
+/* $NetBSD: sysident.S,v 1.3 2014/05/14 14:59:14 joerg Exp $ */
+
+/*
+ * Copyright (c) 1997 Christopher G. Demetriou
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the
+ * NetBSD Project. See http://www.NetBSD.org/ for
+ * information about NetBSD.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
+ */
+
+/*
+ * Here we define the NetBSD OS Version in an ELF .note section, structured
+ * like:
+ *
+ * [NOTE HEADER]
+ * long name size
+ * long description size
+ * long note type
+ *
+ * [NOTE DATUM]
+ * string OS name
+ *
+ * OSVERSION notes also have:
+ * long OS version (__NetBSD_Version__ constant from param.h)
+ *
+ * The DATUM fields should be padded out such that their actual (not
+ * declared) sizes % 4 == 0.
+ *
+ * These are used by the kernel to determine if this binary is really a
+ * NetBSD binary, or some other OS's.
+ */
+
+#include "sysident_assym.h"
+
+ .section ".note.netbsd.ident", "a"
+ .p2align 2
+
+ .long ELF_NOTE_NETBSD_NAMESZ
+ .long ELF_NOTE_NETBSD_DESCSZ
+ .long ELF_NOTE_TYPE_NETBSD_TAG
+ .ascii "NetBSD\0\0" /* ELF_NOTE_NETBSD_NAME */
+ .long __NetBSD_Version__
+
+ .section ".note.netbsd.pax", "a"
+ .p2align 2
+
+ .long ELF_NOTE_PAX_NAMESZ
+ .long ELF_NOTE_PAX_DESCSZ
+ .long ELF_NOTE_TYPE_PAX_TAG
+ .ascii "PaX\0" /* ELF_NOTE_PAX_NAME */
+ .long 0
+
+#ifdef ELF_NOTE_MARCH_DESC
+ .section ".note.netbsd.march", "a"
+ .p2align 2
+
+ .long ELF_NOTE_MARCH_NAMESZ
+ .long ELF_NOTE_MARCH_DESCSZ
+ .long ELF_NOTE_TYPE_MARCH_TAG
+ .ascii "NetBSD\0\0"
+ .asciz ELF_NOTE_MARCH_DESC
+ .p2align 2
+#endif
lib/libc/netbsd/lib/csu/common/sysident_assym.h
@@ -0,0 +1,17 @@
+/* zig patch: manually expanded from sysident_assym.cf */
+
+#define ELF_NOTE_NETBSD_NAMESZ 7
+#define ELF_NOTE_NETBSD_DESCSZ 4
+#define ELF_NOTE_TYPE_NETBSD_TAG 1
+#define ELF_NOTE_PAX_NAMESZ 4
+#define ELF_NOTE_PAX_DESCSZ 4
+#define ELF_NOTE_TYPE_PAX_TAG 3
+
+/* zig patch: ELF_NOTE_MARCH_DESC and ELF_NOTE_MARCH_DESCSZ defined by the compiler */
+#ifdef ELF_NOTE_MARCH_DESC
+#define ELF_NOTE_MARCH_NAMESZ 7
+#define ELF_NOTE_TYPE_MARCH_TAG 5
+#endif
+
+#define ELF_NOTE_MCMODEL_NAMESZ 7
+#define ELF_NOTE_TYPE_MCMODEL_TAG 6