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authorUlrich Drepper <drepper@redhat.com>1997-07-22 00:10:33 +0000
committerUlrich Drepper <drepper@redhat.com>1997-07-22 00:10:33 +0000
commit60c966358ed6fa6ce3ded5426f46232cbfd8e0fd (patch)
tree2edfd4ad681692a2dbfdfcabaead5bca25ed2be5 /sysdeps/mips/dl-machine.h
parent907a1bacf996264c3197342cfc565b1d4f840bfb (diff)
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1997-07-22 01:35  Ulrich Drepper  <drepper@cygnus.com>

	* Makerules (+make-deps): Use $(CFLAGS) in run of $(+mkdep) so
	that optimizing is also selected for dependency generation.

	* configure.in: Add machine description for TI c[34]x.

	* inet/Makefile (routines): Remove ntohl and ntohs.
	* inet/netinet/in.h: Use optimized version of hton? and ntoh?
	for little endian machines.
	* sysdeps/alpha/ntohl.s: Removed.
	* sysdeps/alpha/ntohs.s: Removed.
	* sysdeps/generic/ntohl.c: Removed.
	* sysdeps/generic/ntohs.c: Removed.
	* sysdeps/generic/htonl.c: Add aliases for ntohl.
	* sysdeps/vax/htonl.s: Likewise.
	* sysdeps/generic/htons.c: Add aliases for ntohs.
	* sysdeps/vax/htons.s: Likewise.
	* sysdeps/vax/ntohl.s: Removed.
	* sysdeps/vax/ntohs.s: Removed.
	* sysdeps/generic/bits/htontoh.h: New file.
	* sysdeps/i386/htonl.S: New file.
	* sysdeps/i386/htons.S: New file.
	* sysdeps/i386/i486/htonl.S: New file.

	* sysdeps/i386/fpu/bits/mathinline.h: Correct and optimized compare
	macros.

	* sysdeps/mips/dl-machine.h: Remove mips64 dependent parts.
	* sysdeps/mips/mips64/dl-machine.h: New file.

	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Don't install
	syscall-list.h.

1997-07-12  Andreas Jaeger  <aj@arthur.rhein-neckar.de>

	* libc.map: Add missing symbol _obstack.

1997-07-14 08:22  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* sysdeps/mips/rtld-parms: New.

	* sysdeps/unix/sysv/linux/mips/lxstat.h: Moved to
	* sysdeps/unix/sysv/linux/mips/lxstat.c: ...this.

	* sysdeps/unix/sysv/linux/mips/sgidef.h: Moved to
	* sysdeps/unix/sysv/linux/mips/sgidefs.h: ...this.

	* sysdeps/generic/dl-sysdep.c (_start): Change to ENTRY_POINT.

1997-07-17 08:39  H.J. Lu  <hjl@gnu.ai.mit.edu>

	* sysdeps/mips/dl-machine.h: Remove extra stuff.

1997-07-06 07:18  Geoff Keating  <geoffk@ozemail.com.au>

	* sysdeps/powerpc/bits/endian.h: Handle multiple endianess.

	* stdlib/grouping.h: Suppress gcc warning about testing
	unsigned char for less-than-zero.
	* stdio-common/printf_fp.c: Likewise.
	* stdio-common/vfprintf.c: Likewise.

	* sysdeps/powerpc/add_n.s: New file.
	* sysdeps/powerpc/sub_n.s: New file.
	* sysdeps/powerpc/lshift.s: Ported XCOFF->ELF (from GMP).
	* sysdeps/powerpc/mul_1.s: Ported XCOFF->ELF (from GMP).
	* sysdeps/powerpc/addmul_1.s: Ported XCOFF->ELF (from GMP).
	* sysdeps/powerpc/submul_1.s: Ported XCOFF->ELF (from GMP).
	* sysdeps/powerpc/rshift.s: Ported XCOFF->ELF (from GMP).

	* math/libm-test.c (cos_test, sin_test, sincos_test): Use
	precomputed pi/6 rather than having gcc calculate it, otherwise
	tests give inaccurate result due to inaccurate input.
	* math/libm.map: Add __fe_*_env constants to list of exported
	symbols.

	* sysdeps/libm-ieee754/s_isinf.c: Simplify, make faster.
	* sysdeps/libm-ieee754/s_isinff.c: Simplify, make faster.
	* sysdeps/libm-ieee754/s_atan2f.c: Correct value of pi to be correct
	round-to-nearest value.

	* sysdeps/libm-ieee754/e_log.c: Make sure exceptions are raised.
	* sysdeps/libm-ieee754/e_log10.c: Likewise.
	* sysdeps/libm-ieee754/e_log10f.c: Likewise.
	* sysdeps/libm-ieee754/e_logf.c: Likewise.
	* sysdeps/libm-ieee754/s_log1p.c: Likewise. Also use correct -Inf.
	* sysdeps/libm-ieee754/s_log1pf.c: Likewise. Also use correct -Inf.
	* sysdeps/libm-ieee754/s_log2.c: Likewise.
	* sysdeps/libm-ieee754/s_log2f.c: Likewise.

1997-07-15 21:54  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* nis/nss_compat/compat-grp.c: Fix "buffer to small" problems
	and memory leaks.
	* nis/nss_compat/compat-pwd.c: Likewise.
	* nis/nss_compat/compat-spwd.c: Likewise.
	* nis/nss_nis/nis-alias.c: Likewise.
	* nis/nss_nis/nis-ethers.c: Likewise.
	* nis/nss_nis/nis-grp.c: Likewise.
	* nis/nss_nis/nis-hosts.c: Likewise.
	* nis/nss_nis/nis-network.c: Likewise.
	* nis/nss_nis/nis-proto.c: Likewise.
	* nis/nss_nis/nis-pwd.c: Likewise.
	* nis/nss_nis/nis-rpc.c: Likewise.
	* nis/nss_nis/nis-service.c: Likewise.
	* nis/nss_nis/nis-spwd.c: Likewise.
	* nis/nss_nisplus-alias.c: Likewise.
	* nis/nss_nisplus-ethers.c: Likewise.
	* nis/nss_nisplus-grp.c: Likewise.
	* nis/nss_nisplus-hosts.c: Likewise.
	* nis/nss_nisplus-netgrp.c: Likewise.
	* nis/nss_nisplus-network.c: Likewise.
	* nis/nss_nisplus-proto.c: Likewise.
	* nis/nss_nisplus-pwd.c: Likewise.
	* nis/nss_nisplus-rpc.c: Likewise.
	* nis/nss_nisplus-service.c: Likewise.
	* nis/nss_nisplus-spwd.c: Likewise.

	* nis/nss_nisplus-parse.c: If buffer to small, give -1 back.

1997-07-20  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/m68k/dl-machine.h (elf_machine_rela): Mention program
	name in warning message.
	* sysdeps/powerpc/dl-machine.h (elf_machine_rela): Likewise.
	* sysdeps/sparc/dl-machine.h (elf_machine_rela): Likewise.
	* sysdeps/sparc64/dl-machine.h (elf_machine_rela): Likewise.

	* sysdeps/i386/dl-machine.h (elf_machine_rel): Print program name
	first.

1997-07-20 19:33  Thorsten Kukuk  <kukuk@vt.uni-paderborn.de>

	* libc.map: Add _null_auth and _seterr_reply.

	* sunrpc/clnt_udp.c (clntudp_call): If xargs is NULL, don't encode it.
Diffstat (limited to 'sysdeps/mips/dl-machine.h')
-rw-r--r--sysdeps/mips/dl-machine.h192
1 files changed, 1 insertions, 191 deletions
diff --git a/sysdeps/mips/dl-machine.h b/sysdeps/mips/dl-machine.h
index cc7198b60e..7456ae0b7a 100644
--- a/sysdeps/mips/dl-machine.h
+++ b/sysdeps/mips/dl-machine.h
@@ -125,32 +125,11 @@ elf_machine_got (void)
 }
 
 
-/* Return the link-time address of _DYNAMIC.  Conveniently, this is the
-   first element of the GOT.  This must be inlined in a function which
-   uses global data.  */
-static inline ElfW(Addr)
-elf_machine_dynamic (void)
-{
-  register ElfW(Addr) gp asm ("$28");
-  return * (ElfW(Addr) *) (gp - 0x7ff0);
-}
-
 /* Return the run-time load address of the shared object.  */
 static inline ElfW(Addr)
 elf_machine_load_address (void)
 {
   ElfW(Addr) addr;
-#ifdef __mips64
-  asm ("	.set noreorder\n"
-       "	dla %0, here\n"
-       "	bltzal $0, here\n"
-       "	nop\n"
-       "here:	dsubu %0, $31, %0\n"
-       "	.set reorder\n"
-       :	"=r" (addr)
-       :	/* No inputs */
-       :	"$31");
-#else
   asm ("	.set noreorder\n"
        "	la %0, here\n"
        "	bltzal $0, here\n"
@@ -160,7 +139,6 @@ elf_machine_load_address (void)
        :	"=r" (addr)
        :	/* No inputs */
        :	"$31");
-#endif
   return addr;
 }
 
@@ -364,100 +342,6 @@ elf_machine_runtime_link_map (ElfW(Addr) gpreg, ElfW(Addr) stub_pc)
      t8  index for this function symbol in .dynsym
    to usual c arguments.  */
 
-#ifdef __mips64
-#define ELF_MACHINE_RUNTIME_TRAMPOLINE					      \
-/* The flag _dl_mips_gnu_objects is set if all dynamic objects are	      \
-   generated by the gnu linker. */					      \
-int _dl_mips_gnu_objects = 1;						      \
-									      \
-/* This is called from assembly stubs below which the compiler can't see.  */ \
-static ElfW(Addr)							      \
-__dl_runtime_resolve (ElfW(Word), ElfW(Word), ElfW(Addr), ElfW(Addr))	      \
-                  __attribute__ ((unused));				      \
-									      \
-static ElfW(Addr)							      \
-__dl_runtime_resolve (ElfW(Word) sym_index,				      \
-		      ElfW(Word) return_address,			      \
-		      ElfW(Addr) old_gpreg,				      \
-		      ElfW(Addr) stub_pc)				      \
-{									      \
-  struct link_map *l = elf_machine_runtime_link_map (old_gpreg, stub_pc);     \
-  const ElfW(Sym) *const symtab						      \
-    = (const ElfW(Sym) *) (l->l_addr + l->l_info[DT_SYMTAB]->d_un.d_ptr);     \
-  const char *strtab							      \
-    = (void *) (l->l_addr + l->l_info[DT_STRTAB]->d_un.d_ptr);		      \
-  const ElfW(Addr) *got							      \
-    = (const ElfW(Addr) *) (l->l_addr + l->l_info[DT_PLTGOT]->d_un.d_ptr);    \
-  const ElfW(Word) local_gotno						      \
-    = (const ElfW(Word)) l->l_info[DT_MIPS (LOCAL_GOTNO)]->d_un.d_val;	      \
-  const ElfW(Word) gotsym						      \
-    = (const ElfW(Word)) l->l_info[DT_MIPS (GOTSYM)]->d_un.d_val;	      \
-  const ElfW(Sym) *definer;						      \
-  ElfW(Addr) loadbase;							      \
-  ElfW(Addr) funcaddr;							      \
-  struct link_map **scope;						      \
-									      \
-  /* Look up the symbol's run-time value.  */				      \
-  scope = _dl_object_relocation_scope (l);				      \
-  definer = &symtab[sym_index];						      \
-									      \
-  loadbase = _dl_lookup_symbol (strtab + definer->st_name, &definer,	      \
-				scope, l->l_name, ELF_MACHINE_RELOC_NOPLT);   \
-									      \
-  *_dl_global_scope_end = NULL;						      \
-									      \
-  /* Apply the relocation with that value.  */				      \
-  funcaddr = loadbase + definer->st_value;				      \
-  *(got + local_gotno + sym_index - gotsym) = funcaddr;			      \
-									      \
-  return funcaddr;							      \
-}									      \
-									      \
-asm ("\n								      \
-	.text\n								      \
-	.align	3\n							      \
-	.globl	_dl_runtime_resolve\n					      \
-	.type	_dl_runtime_resolve,@function\n				      \
-	.ent	_dl_runtime_resolve\n					      \
-_dl_runtime_resolve:\n							      \
-	.set noreorder\n						      \
-	# Save old GP to $3.\n						      \
-	move	$3,$28\n						      \
-	# Modify t9 ($25) so as to point .cpload instruction.\n		      \
-	daddu	$25,2*8\n						      \
-	# Compute GP.\n							      \
-	.cpload $25\n							      \
-	.set reorder\n							      \
-	# Save slot call pc.\n						      \
-        move	$2, $31\n						      \
-	# Save arguments and sp value in stack.\n			      \
-	dsubu	$29, 10*8\n						      \
-	.cprestore 8*8\n						      \
-	sd	$15, 9*8($29)\n						      \
-	sd	$4, 3*8($29)\n						      \
-	sd	$5, 4*8($29)\n						      \
-	sd	$6, 5*8($29)\n						      \
-	sd	$7, 6*8($29)\n						      \
-	sd	$16, 7*8($29)\n						      \
-	move	$16, $29\n						      \
-	move	$4, $24\n						      \
-	move	$5, $15\n						      \
-	move	$6, $3\n						      \
-	move	$7, $2\n						      \
-	jal	__dl_runtime_resolve\n					      \
-	move	$29, $16\n						      \
-	ld	$31, 9*8($29)\n						      \
-	ld	$4, 3*8($29)\n						      \
-	ld	$5, 4*8($29)\n						      \
-	ld	$6, 5*8($29)\n						      \
-	ld	$7, 6*8($29)\n						      \
-	ld	$16, 7*8($29)\n						      \
-	daddu	$29, 10*8\n						      \
-	move	$25, $2\n						      \
-	jr	$25\n							      \
-	.end	_dl_runtime_resolve\n					      \
-");
-#else
 #define ELF_MACHINE_RUNTIME_TRAMPOLINE					      \
 /* The flag _dl_mips_gnu_objects is set if all dynamic objects are	      \
    generated by the gnu linker. */					      \
@@ -550,7 +434,6 @@ _dl_runtime_resolve:\n							      \
 	jr	$25\n							      \
 	.end	_dl_runtime_resolve\n					      \
 ");
-#endif
 
 /* Mask identifying addresses reserved for the user program,
    where the dynamic linker should not map anything.  */
@@ -573,78 +456,6 @@ _dl_runtime_resolve:\n							      \
    2) That under Linux the entry is named __start
       and not just plain _start.  */
 
-#ifdef __mips64
-#define RTLD_START asm ("\
-	.text\n\
-	.align	3\n"\
-_RTLD_PROLOGUE (ENTRY_POINT)\
-"	.globl _dl_start_user\n\
-	.set noreorder\n\
-	bltzal $0, 0f\n\
-	nop\n\
-0:	.cpload $31\n\
-	.set reorder\n\
-	# i386 ABI book says that the first entry of GOT holds\n\
-	# the address of the dynamic structure. Though MIPS ABI\n\
-	# doesn't say nothing about this, I emulate this here.\n\
-	dla $4, _DYNAMIC\n\
-	sd $4, -0x7ff0($28)\n\
-	move $4, $29\n\
-	jal _dl_start\n\
-	# Get the value of label '_dl_start_user' in t9 ($25).\n\
-	dla $25, _dl_start_user\n\
-_dl_start_user:\n\
-	.set noreorder\n\
-	.cpload $25\n\
-	.set reorder\n\
-	move $16, $28\n\
-	# Save the user entry point address in saved register.\n\
-	move $17, $2\n\
-	# See if we were run as a command with the executable file\n\
-	# name as an extra leading argument.\n\
-	ld $2, _dl_skip_args\n\
-	beq $2, $0, 1f\n\
-	# Load the original argument count.\n\
-	ld $4, 0($29)\n\
-	# Subtract _dl_skip_args from it.\n\
-	dsubu $4, $2\n\
-	# Adjust the stack pointer to skip _dl_skip_args words.\n\
-	dsll $2,2\n\
-	daddu $29, $2\n\
-	# Save back the modified argument count.\n\
-	sd $4, 0($29)\n\
-	# Get _dl_default_scope[2] as argument in _dl_init_next call below.\n\
-1:	dla $2, _dl_default_scope\n\
-	ld $4, 2*8($2)\n\
-	# Call _dl_init_next to return the address of an initializer\n\
-	# function to run.\n\
-	jal _dl_init_next\n\
-	move $28, $16\n\
-	# Check for zero return,  when out of initializers.\n\
-	beq $2, $0, 2f\n\
-	# Call the shared object initializer function.\n\
-	move $25, $2\n\
-	ld $4, 0($29)\n\
-	ld $5, 1*8($29)\n\
-	ld $6, 2*8($29)\n\
-	ld $7, 3*8($29)\n\
-	jalr $25\n\
-	move $28, $16\n\
-	# Loop to call _dl_init_next for the next initializer.\n\
-	b 1b\n\
-	# Pass our finalizer function to the user in ra.\n\
-2:	dla $31, _dl_fini\n\
-	# Jump to the user entry point.\n\
-	move $25, $17\n\
-	ld $4, 0($29)\n\
-	ld $5, 1*8($29)\n\
-	ld $6, 2*8$29)\n\
-	ld $7, 3*8($29)\n\
-	jr $25\n"\
-_RTLD_EPILOGUE(ENTRY_POINT) \
-);
-
-#else
 #define RTLD_START asm ("\
 	.text\n"\
 _RTLD_PROLOGUE(ENTRY_POINT)\
@@ -718,8 +529,7 @@ _dl_start_user:\n\
 	lw $7, 12($29)\n\
 	jr $25\n"\
 _RTLD_EPILOGUE(ENTRY_POINT)\
-");
-#endif
+);
 
 /* The MIPS never uses Elfxx_Rela relocations.  */
 #define ELF_MACHINE_NO_RELA 1