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authorUlrich Drepper <drepper@redhat.com>2000-10-15 06:50:42 +0000
committerUlrich Drepper <drepper@redhat.com>2000-10-15 06:50:42 +0000
commitb15cb495054a40644197395fb6a94daa4b0e81cb (patch)
tree085712cd0a7f5e68dc291c49c6adfb9c3675dcee /sysdeps/hppa/elf
parent42be70d43174c6a6e80fbd25276d4eb04c6e5adf (diff)
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Update.
2000-10-14  Ulrich Drepper  <drepper@redhat.com>

	* math/libm-test.inc (frexp_test): Add L suffix also to parameters.
	(hypot_test): Likewise.

	* sysdeps/generic/printf_fphex.c: Compute width of decimal point
	string correctly.  Handle padding correctly.

	* sysdeps/ia64/fpu/printf_fphex.c: Use sizeof in _itowa parameters
	correctly.
	* sysdeps/ieee754/ldbl-128/printf_fphex.c: Likewise.
	* sysdeps/ieee754/ldbl-96/printf_fphex.c: Likewise.

2000-10-12  Alan Modra  <alan@linuxcare.com.au>

	* FAQ.in: Add --start-group and --end-group.

2000-10-12  Alan Modra  <alan@linuxcare.com.au>

	* malloc/memusage.c: Conditionalize stack usage calculation on
	stack direction.

2000-10-12  Alan Modra  <alan@linuxcare.com.au>

	* config.h.in: Add ASM_LINE_SEP.
	* configure.in: Add test for comment and line separators.
	* include/libc-symbols.h: Define and use ASM_LINE_SEP, and add tabs to
	placate some hppa assemblers.
	* sysdeps/hppa/sysdep.h: Likewise.
	* sysdeps/gnu/siglist.c: Insert \n and \t into inline asm.
	* sysdeps/unix/sysv/linux/errlist.c: Likewise.

2000-10-12  David Huggins-Daines  <dhd@linuxcare.com>

	* sysdeps/unix/sysv/linux/Makefile: Include <bits/initspin> in
	$(sysdep_headers).
	* sysdeps/unix/sysv/linux/bits/initspin.h: Dummy version for
	non-threaded platforms.

2000-10-12  David Huggins-Daines  <dhd@linuxcare.com>

	* configure.in: Add definitions for hppa.
	* elf/elf.h: Add PLABEL32 relocation for hppa ELF32, comments
	for IPLT and EPLT relocations.
	* shlib-versions: Version symbol definitions for hppa-linux.
	* sysdeps/unix/sysv/linux/configure.in: Define $arch_minimum_kernel
	for hppa.

2000-10-12  David Huggins-Daines  <dhd@linuxcare.com>

	* sysdeps/hppa/Makefile: New file.
	* sysdeps/hppa/Versions: New file.

	* sysdeps/hppa/setjmp.S: New file.
	* sysdeps/hppa/__longjmp.S: New file.
	* sysdeps/hppa/bits/setjmp.h: New file.
	* sysdeps/hppa/frame.h: New file.

	* sysdeps/hppa/add_n.s: Don't use %r19 (linkage table pointer).
	* sysdeps/hppa/sub_n.s: Likewise.
	* sysdeps/hppa/lshift.s: Likewise.
	* sysdeps/hppa/rshift.s: Likewise.
	* sysdeps/hppa/udiv_qrnnd.s: Likewise.
	* sysdeps/hppa/hppa1.1/addmul_1.s: Likewise.
	* sysdeps/hppa/hppa1.1/submul_1.s: Likewise.
	* sysdeps/hppa/hppa1.1/mul_1.s: Likewise.
	* sysdeps/hppa/hppa1.1/udiv_qrnnd.s: Likewise.

	* sysdeps/hppa/dl-machine.h: New file.
	* sysdeps/hppa/dl-fptr.c: New file (note that this is almost
	identical to the IA-64 one).
	* sysdeps/hppa/dl-lookupcfg.h: Likewise.
	* sysdeps/hppa/dl-symaddr.c: Likewise.

	* sysdeps/hppa/elf/initfini.c: New file.
	* sysdeps/hppa/elf/start.S: New file.

	* sysdeps/hppa/fpu/bits/fenv.h: New file.
	* sysdeps/hppa/fpu/fclrexcpt.c: New file.
	* sysdeps/hppa/fpu/fedisblxcpt.c: New file.
	* sysdeps/hppa/fpu/feenablxcpt.c: New file.
	* sysdeps/hppa/fpu/fegetenv.c: New file.
	* sysdeps/hppa/fpu/fegetexcept.c: New file.
	* sysdeps/hppa/fpu/fegetround.c: New file.
	* sysdeps/hppa/fpu/feholdexcpt.c: New file.
	* sysdeps/hppa/fpu/fesetenv.c: New file.
	* sysdeps/hppa/fpu/fesetround.c: New file.
	* sysdeps/hppa/fpu/feupdateenv.c: New file.
	* sysdeps/hppa/fpu/fegetexcptflg.c: New file.
	* sysdeps/hppa/fpu/fraiseexcpt.c: New file.
	* sysdeps/hppa/fpu/fsetexcptflg.c: New file.
	* sysdeps/hppa/fpu/ftestexcept.c: New file.

	* sysdeps/unix/sysv/linux/hppa/Makefile: New file.
	* sysdeps/unix/sysv/linux/hppa/Versions: New file.
	* sysdeps/unix/sysv/linux/hppa/syscalls.list: New file.
	* sysdeps/unix/sysv/linux/hppa/sysdep.c: New file.
	* sysdeps/unix/sysv/linux/hppa/sysdep.h: New file.

	* sysdeps/unix/sysv/linux/hppa/bits/fcntl.h: New file.
	* sysdeps/unix/sysv/linux/hppa/bits/ioctls.h: New file.
	* sysdeps/unix/sysv/linux/hppa/bits/mman.h: New file.
	* sysdeps/unix/sysv/linux/hppa/bits/sigaction.h: New file.
	* sysdeps/unix/sysv/linux/hppa/bits/signum.h: New file.
	* sysdeps/unix/sysv/linux/hppa/brk.c: New file.
	* sysdeps/unix/sysv/linux/hppa/clone.S: New file.
	* sysdeps/unix/sysv/linux/hppa/socket.S: New file.
	* sysdeps/unix/sysv/linux/hppa/syscall.S: New file.
	* sysdeps/unix/sysv/linux/hppa/setrlimit.c: New file.
	* sysdeps/unix/sysv/linux/hppa/getrlimit.c: New file.
	* sysdeps/unix/sysv/linux/hppa/getrlimit64.c: New file.
	* sysdeps/unix/sysv/linux/hppa/kernel_sigaction.h: New file.
	* sysdeps/unix/sysv/linux/hppa/kernel_stat.h: New file.
	* sysdeps/unix/sysv/linux/hppa/mmap.c: New file.
	* sysdeps/unix/sysv/linux/hppa/profil-counter.h: New file.
	* sysdeps/unix/sysv/linux/hppa/procfs.h: New file.
	* sysdeps/unix/sysv/linux/hppa/ucontext.h: New file.
	* sysdeps/unix/sysv/linux/hppa/umount.c: New file.

2000-10-12  Alan Modra  <alan@linuxcare.com.au>

	* sysdeps/hppa/hppa1.1/Implies: New file.
	* sysdeps/hppa/memusage.h: New file.
Diffstat (limited to 'sysdeps/hppa/elf')
-rw-r--r--sysdeps/hppa/elf/initfini.c117
-rw-r--r--sysdeps/hppa/elf/start.S58
2 files changed, 175 insertions, 0 deletions
diff --git a/sysdeps/hppa/elf/initfini.c b/sysdeps/hppa/elf/initfini.c
new file mode 100644
index 0000000000..c058ed0425
--- /dev/null
+++ b/sysdeps/hppa/elf/initfini.c
@@ -0,0 +1,117 @@
+/* Special .init and .fini section support for HPPA
+   Copyright (C) 2000 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 Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   In addition to the permissions in the GNU Library General Public
+   License, the Free Software Foundation gives you unlimited
+   permission to link the compiled version of this file with other
+   programs, and to distribute those programs without any restriction
+   coming from the use of this file.  (The Library General Public
+   License restrictions do apply in other respects; for example, they
+   cover modification of the file, and distribution when not linked
+   into another program.)
+
+   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 Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* This file is compiled into assembly code which is then munged by a sed
+   script into two files: crti.s and crtn.s.
+
+   * crti.s puts a function prologue at the beginning of the
+   .init and .fini sections and defines global symbols for
+   those addresses, so they can be called as functions.
+
+   * crtn.s puts the corresponding function epilogues
+   in the .init and .fini sections. */
+
+/* If we use the standard C version, the linkage table pointer won't
+   be properly preserved due to the splitting up of function prologues
+   and epilogues.  Therefore we write these in assembly to make sure
+   they do the right thing.
+
+   Note that we cannot have a weak undefined __gmon_start__, because
+   that would require this to be PIC, and the linker is currently not
+   able to generate a proper procedure descriptor for _init.  Sad but
+   true.  Anyway, HPPA is one of those horrible architectures where
+   making the comparison and indirect call is quite expensive (see the
+   comment in sysdeps/generic/initfini.c). */
+
+__asm__ ("
+
+#include \"defs.h\"
+
+/*@HEADER_ENDS*/
+
+/*@_init_PROLOG_BEGINS*/
+	.section .init
+	.align 4
+	.globl _init
+	.type _init,@function
+	.proc
+	.callinfo
+_init:
+	stw	%rp,-20(%sp)
+	stwm	%r4,64(%sp)
+	stw	%r19,-32(%sp)
+	bl	__gmon_start__,%rp
+	copy	%r19,%r4	/* delay slot */
+	copy	%r4,%r19
+	.align 4
+	.procend
+/*@_init_PROLOG_ENDS*/
+
+/*@_init_EPILOG_BEGINS*/
+	.section .init
+	copy	%r4,%r19
+	ldw	-84(%sp),%rp
+	bv	%r0(%rp)
+	ldwm	-64(%sp),%r4
+        .text
+        .align 4
+        .weak   __gmon_start__
+        .type    __gmon_start__,@function
+	.proc
+	.callinfo
+__gmon_start__:
+        bv,n %r0(%r2)
+	.procend
+/*@_init_EPILOG_ENDS*/
+
+/*@_fini_PROLOG_BEGINS*/
+	.section .fini
+	.align 4
+	.globl _fini
+	.type _fini,@function
+	.proc
+	.callinfo
+_fini:
+	stw	%rp,-20(%sp)
+	stwm	%r4,64(%sp)
+	stw	%r19,-32(%sp)
+	copy	%r19,%r4
+	.align 4
+	.procend
+/*@_fini_PROLOG_ENDS*/
+
+/*@_fini_EPILOG_BEGINS*/
+	.section .fini
+	copy	%r4,%r19
+	ldw	-84(%sp),%rp
+	bv	%r0(%rp)
+	ldwm	-64(%sp),%r4
+/*@_fini_EPILOG_ENDS*/
+
+/*@TRAILER_BEGINS*/
+");
diff --git a/sysdeps/hppa/elf/start.S b/sysdeps/hppa/elf/start.S
new file mode 100644
index 0000000000..88bb790be2
--- /dev/null
+++ b/sysdeps/hppa/elf/start.S
@@ -0,0 +1,58 @@
+
+	.text
+
+	.align 4
+
+	.import main, code
+	.import $global$, data
+	.import __libc_start_main, code
+	.import _fini, code
+	.import _init, code
+
+	
+	
+	
+	.globl _start
+	.export _start, ENTRY
+
+_start:
+
+	.proc
+	.callinfo
+
+	/* load main */
+	ldil	LP%main, %r26
+	ldo	RP%main(%r26), %r26
+
+	/* argc and argv should be in 25 and 24 */
+
+	/* Expand the stack to store the 5th through 7th args */
+	ldo	64(%sp), %sp
+	
+	/* void (*rtld_fini) (void) (actually the 6th arg) */
+	stw	%r23, -56(%sp)
+	
+	/* void (*init) (void) */
+	ldil	LP%_init, %r23
+	ldo	RP%_init(%r23), %r23
+
+	/* void (*fini) (void) */
+	ldil	LP%_fini, %r22
+	ldo	RP%_fini(%r22), %r22
+	stw	%r22, -52(%sp)
+
+	/* void *stack_end */
+	stw	%sp, -60(%sp)
+
+	/* load global */
+	ldil	L%$global$, %dp
+	ldo	R%$global$(%dp), %dp
+
+	bl	__libc_start_main,%r2
+	nop
+	/* die horribly if it returned (it shouldn't) */
+	iitlbp %r0,(%r0)
+	nop
+
+	.procend
+