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-rw-r--r--sysdeps/unix/sysv/linux/i386/sysdep.h50
-rw-r--r--sysdeps/unix/sysv/linux/ia64/sysdep.S36
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S76
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h37
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S61
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h25
-rw-r--r--sysdeps/unix/sysv/linux/sh/sysdep.h60
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h31
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h31
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/sysdep.h30
10 files changed, 83 insertions, 354 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index 77e6bad105..64ef4008bc 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -1,5 +1,5 @@
-/* Copyright (C) 1992,1993,1995-2000,2002-2006,2007
- Free Software Foundation, Inc.
+/* Copyright (C) 1992,1993,1995-2000,2002-2006,2007,2011
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.org>, August 1995.
@@ -121,13 +121,12 @@
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_HANDLER \
0:SETUP_PIC_REG (cx); \
addl $_GLOBAL_OFFSET_TABLE_, %ecx; \
movl SYSCALL_ERROR_ERRNO@GOTNTPOFF(%ecx), %ecx; \
@@ -136,38 +135,13 @@
SYSCALL_ERROR_HANDLER_TLS_STORE (%edx, %ecx); \
orl $-1, %eax; \
jmp L(pseudo_end);
-# ifndef NO_TLS_DIRECT_SEG_REFS
-# define SYSCALL_ERROR_HANDLER_TLS_STORE(src, destoff) \
+# ifndef NO_TLS_DIRECT_SEG_REFS
+# define SYSCALL_ERROR_HANDLER_TLS_STORE(src, destoff) \
movl src, %gs:(destoff)
-# else
-# define SYSCALL_ERROR_HANDLER_TLS_STORE(src, destoff) \
+# else
+# define SYSCALL_ERROR_HANDLER_TLS_STORE(src, destoff) \
addl %gs:0, destoff; \
movl src, (destoff)
-# endif
-# else
-# define SYSCALL_ERROR_HANDLER \
-0:pushl %ebx; \
- cfi_adjust_cfa_offset (4); \
- cfi_rel_offset (ebx, 0); \
- SETUP_PIC_REG (bx); \
- addl $_GLOBAL_OFFSET_TABLE_, %ebx; \
- xorl %edx, %edx; \
- subl %eax, %edx; \
- pushl %edx; \
- cfi_adjust_cfa_offset (4); \
- PUSH_ERRNO_LOCATION_RETURN; \
- call BP_SYM (__errno_location)@PLT; \
- POP_ERRNO_LOCATION_RETURN; \
- popl %ecx; \
- cfi_adjust_cfa_offset (-4); \
- popl %ebx; \
- cfi_adjust_cfa_offset (-4); \
- cfi_restore (ebx); \
- movl %ecx, (%eax); \
- orl $-1, %eax; \
- jmp L(pseudo_end);
-/* A quick note: it is assumed that the call to `__errno_location' does
- not modify the stack! */
# endif
# else
/* Store (- %eax) into errno through the GOT. */
diff --git a/sysdeps/unix/sysv/linux/ia64/sysdep.S b/sysdeps/unix/sysv/linux/ia64/sysdep.S
index 3633dd4b78..3271857d61 100644
--- a/sysdeps/unix/sysv/linux/ia64/sysdep.S
+++ b/sysdeps/unix/sysv/linux/ia64/sysdep.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2001, 2003, 2004, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
@@ -34,7 +34,7 @@ ENTRY(__syscall_error)
;;
st4 [r2]=r8
mov r8=-1
-#elif USE___THREAD
+#else
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
@@ -46,37 +46,7 @@ ENTRY(__syscall_error)
mov r8=-1
add r2=r2,r13;;
st4 [r2]=r3
-#elif defined _LIBC_REENTRANT
- .prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(0)
- alloc r33=ar.pfs, 0, 4, 0, 0
- mov r32=rp
- .body
- mov r35=r8
- mov r34=r1
- ;;
- br.call.sptk.many b0 = __errno_location
-.Lret0: /* force new bundle */
- st4 [r8]=r35
- mov r1=r34
- mov rp=r32
- mov r8=-1
- mov ar.pfs=r33
-#else /* _LIBC_REENTRANT */
- /*
- * Note that the gp has to be set properly for this to work.
- * As long as all syscalls are in the same load unit
- * (executable or shared library) as this routine, we should
- * be fine. Otherwise, we would have to first load the global
- * pointer register from __gp.
- */
- addl r2=@ltoff(errno),gp
- ;;
- ld8 r2=[r2]
- mov r3=r8
- mov r8=-1
- ;;
- st4 [r2]=r3
-#endif /* _LIBC_REENTRANT */
+#endif
ret // ret is #define'd in syscall.h!
END(__syscall_error)
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S
index 2a1dad0695..5a24fdc2e7 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2011 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -32,12 +32,11 @@
.text
ENTRY(__syscall_error)
#ifndef PIC
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
basr %r1,0
0: l %r1,1f-0b(%r1)
ear %r3,%a0
@@ -46,34 +45,6 @@ ENTRY(__syscall_error)
lhi %r2,-1
br %r14
1: .long SYSCALL_ERROR_ERRNO@ntpoff
-# elif !defined _LIBC_REENTRANT
- basr %r1,0
-0: l %r1,1f-0b(%r1)
- lcr %r2,%r2
- st %r2,0(%r1)
- lhi %r2,-1
- br %r14
-1: .long errno
-# else
- stm %r13,%r15,52(%r15)
- cfi_offset (%r15, -36)
- cfi_offset (%r14, -40)
- cfi_offset (%r13, -44)
- lr %r0,%r15
- ahi %r15,-96
- cfi_adjust_cfa_offset (96)
- lcr %r13,%r2
- st %r0,0(%r15)
- basr %r1,0
-0: l %r1,1f-0b(%r1)
- basr %r14,%r1
- st %r13,0(%r2)
- lm %r13,%r15,148(%r15)
- cfi_adjust_cfa_offset (-96)
- lhi %r2,-1
- br %r14
-1: .long __errno_location
-#endif
#else
# if RTLD_PRIVATE_ERRNO
basr %r1,0
@@ -83,7 +54,7 @@ ENTRY(__syscall_error)
lhi %r2,-1
br %r14
1: .long rtld_errno - 0b
-# elif USE___THREAD
+# else
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
@@ -98,39 +69,6 @@ ENTRY(__syscall_error)
lhi %r2,-1
br %r14
1: .long _GLOBAL_OFFSET_TABLE_-0b
-# elif !defined _LIBC_REENTRANT
- basr %r1,0
-0: al %r1,1f-0b(%r1)
- l %r1,errno@GOT(%r1)
- lcr %r2,%r2
- st %r2,0(0,%r1)
- lhi %r2,-1
- br %r14
-1: .long _GLOBAL_OFFSET_TABLE_-0b
-# else
- stm %r11,%r15,44(%r15)
- cfi_offset (%r15, -36)
- cfi_offset (%r14, -40)
- cfi_offset (%r13, -44)
- cfi_offset (%r12, -48)
- cfi_offset (%r11, -52)
- lr %r0,%r15
- ahi %r15,-96
- cfi_adjust_cfa_offset (96)
- lcr %r11,%r2
- st %r0,0(%r15)
- basr %r13,0
-0: l %r12,1f-0b(%r13)
- l %r1,2f-0b(%r13)
- la %r12,0(%r12,%r13)
- bas %r14,0(%r1,%r13)
- st %r11,0(%r2)
- lm %r11,%r15,140(%r15)
- cfi_adjust_cfa_offset (-96)
- lhi %r2,-1
- br %r14
-1: .long _GLOBAL_OFFSET_TABLE_-0b
-2: .long __errno_location@PLT-0b
# endif
#endif
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
index 13ce9ab748..435eaabb17 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008
+/* Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008, 2011
Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -56,10 +56,10 @@
#undef PSEUDO
#define PSEUDO(name, syscall_name, args) \
.text; \
- ENTRY (name) \
+ ENTRY (name) \
DO_CALL (syscall_name, args); \
lhi %r4,-4095 ; \
- clr %r2,%r4 ; \
+ clr %r2,%r4 ; \
jnl SYSCALL_ERROR_LABEL
#undef PSEUDO_END
@@ -70,7 +70,7 @@
#undef PSEUDO_NOERRNO
#define PSEUDO_NOERRNO(name, syscall_name, args) \
.text; \
- ENTRY (name) \
+ ENTRY (name) \
DO_CALL (syscall_name, args)
#undef PSEUDO_END_NOERRNO
@@ -80,7 +80,7 @@
#undef PSEUDO_ERRVAL
#define PSEUDO_ERRVAL(name, syscall_name, args) \
.text; \
- ENTRY (name) \
+ ENTRY (name) \
DO_CALL (syscall_name, args); \
lcr %r2,%r2
@@ -107,14 +107,13 @@
br %r14; \
2: .long rtld_errno-1b
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_LABEL 0f
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_LABEL 0f
+# define SYSCALL_ERROR_HANDLER \
0: lcr %r0,%r2; \
basr %r1,0; \
1: al %r1,2f-1b(%r1); \
@@ -124,14 +123,6 @@
lhi %r2,-1; \
br %r14; \
2: .long _GLOBAL_OFFSET_TABLE_-1b
-# else
-# define SYSCALL_ERROR_LABEL 0f
-# define SYSCALL_ERROR_HANDLER \
-0: basr %r1,0; \
-1: al %r1,2f-1b(%r1); \
- br %r1; \
-2: .long syscall_error@plt-1b
-# endif
# else
# define SYSCALL_ERROR_LABEL 0f
# define SYSCALL_ERROR_HANDLER \
@@ -317,8 +308,8 @@
if (INTERNAL_SYSCALL_ERROR_P (_ret, )) \
{ \
iserr: \
- __set_errno (INTERNAL_SYSCALL_ERRNO (_ret, )); \
- _ret = -1L; \
+ __set_errno (INTERNAL_SYSCALL_ERRNO (_ret, )); \
+ _ret = -1L; \
} \
out: \
(int) _ret; \
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S
index bb61e894f1..41d8143896 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2002, 2003, 2004, 2011 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -33,12 +33,11 @@
.text
ENTRY(__syscall_error)
#ifndef PIC
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
basr %r1,0
0: lg %r1,1f-0b(%r1)
ear %r3,%a0
@@ -49,29 +48,6 @@ ENTRY(__syscall_error)
lghi %r2,-1
br %r14
1: .quad SYSCALL_ERROR_ERRNO@ntpoff
-# elif !defined _LIBC_REENTRANT
- larl %r1,errno
- lcr %r2,%r2
- st %r2,0(%r1)
- lghi %r2,-1
- br %r14
-# else
- stmg %r13,%r15,104(%r15)
- cfi_offset (%r15,-40)
- cfi_offset (%r14,-48)
- cfi_offset (%r13,-56)
- lgr %r0,%r15
- aghi %r15,-160
- cfi_adjust_cfa_offset (160)
- lcr %r13,%r2
- stg %r0,0(%r15)
- brasl %r14,__errno_location
- st %r13,0(%r2)
- lmg %r13,%r15,264(%r15)
- cfi_adjust_cfa_offset (-160)
- lghi %r2,-1
- br %r14
-#endif
#else
# if RTLD_PRIVATE_ERRNO
larl %r1,rtld_errno
@@ -79,7 +55,7 @@ ENTRY(__syscall_error)
st %r2,0(%r1)
lghi %r2,-1
br %r14
-# elif USE___THREAD
+# else
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
@@ -94,29 +70,6 @@ ENTRY(__syscall_error)
st %r2,0(%r1,%r3)
lghi %r2,-1
br %r14
-# elif !defined _LIBC_REENTRANT
- larl %r1,_GLOBAL_OFFSET_TABLE_
- lg %r1,errno@GOT(%r1)
- lcr %r2,%r2
- st %r2,0(%r1)
- lghi %r2,-1
- br %r14
-# else
- stmg %r13,%r15,104(%r15)
- cfi_offset (%r15,-40)
- cfi_offset (%r14,-48)
- cfi_offset (%r13,-56)
- lgr %r0,%r15
- aghi %r15,-160
- cfi_adjust_cfa_offset (160)
- lcr %r13,%r2
- stg %r0,0(%r15)
- brasl %r14,__errno_location@PLT
- st %r13,0(%r2)
- lmg %r13,%r15,264(%r15)
- cfi_adjust_cfa_offset (-160)
- lghi %r2,-1
- br %r14
# endif
#endif
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
index 4d45417639..598fb86529 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
@@ -1,5 +1,5 @@
/* Assembler macros for 64 bit S/390.
- Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2008
+ Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2008, 2011
Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -115,14 +115,13 @@
lghi %r2,-1; \
br %r14
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_LABEL 0f
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_LABEL 0f
+# define SYSCALL_ERROR_HANDLER \
0: lcr %r0,%r2; \
larl %r1,SYSCALL_ERROR_ERRNO@indntpoff; \
lg %r1,0(%r1); \
@@ -132,10 +131,6 @@
st %r0,0(%r1,%r2); \
lghi %r2,-1; \
br %r14
-# else
-# define SYSCALL_ERROR_LABEL syscall_error@plt
-# define SYSCALL_ERROR_HANDLER
-# endif
# else
# define SYSCALL_ERROR_LABEL 0f
# define SYSCALL_ERROR_HANDLER \
@@ -319,8 +314,8 @@
if (INTERNAL_SYSCALL_ERROR_P (_ret, )) \
{ \
iserr: \
- __set_errno (INTERNAL_SYSCALL_ERRNO (_ret, )); \
- _ret = -1L; \
+ __set_errno (INTERNAL_SYSCALL_ERRNO (_ret, )); \
+ _ret = -1L; \
} \
out: \
(int) _ret; \
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h
index 0fc2c4f1ee..4ba0def0ed 100644
--- a/sysdeps/unix/sysv/linux/sh/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sh/sysdep.h
@@ -1,5 +1,5 @@
-/* Copyright (C) 1992,1993,1995,1996,1997,1998,1999,2000,2002,2003,2004,
- 2005,2006,2009 Free Software Foundation, Inc.
+/* Copyright (C) 1992,1993,1995-2000,2002-2006,2009,2011
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>, August 1995.
Changed by Kaz Kojima, <kkojima@rr.iij4u.or.jp>.
@@ -114,13 +114,12 @@
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_HANDLER \
neg r0,r1; \
mov r12,r2; \
mov.l 0f,r12; \
@@ -137,43 +136,6 @@
.align 2; \
0: .long _GLOBAL_OFFSET_TABLE_; \
1: .long SYSCALL_ERROR_ERRNO@GOTTPOFF
-# else
-# define SYSCALL_ERROR_HANDLER \
- neg r0,r1; \
- mov.l r14,@-r15; \
- cfi_adjust_cfa_offset (4); \
- cfi_rel_offset (r14, 0); \
- mov.l r12,@-r15; \
- cfi_adjust_cfa_offset (4); \
- cfi_rel_offset (r12, 0); \
- mov.l r1,@-r15; \
- cfi_adjust_cfa_offset (4); \
- cfi_rel_offset (r1, 0); \
- mov.l 0f,r12; \
- mova 0f,r0; \
- add r0,r12; \
- sts.l pr,@-r15; \
- cfi_adjust_cfa_offset (4); \
- cfi_rel_offset (pr, 0); \
- mov r15,r14; \
- cfi_def_cfa_register (r14); \
- mov.l 1f,r1; \
- bsrf r1; \
- nop; \
- 2: mov r14,r15; \
- lds.l @r15+,pr; \
- mov.l @r15+,r1; \
- mov.l r1,@r0; \
- mov.l @r15+,r12; \
- mov.l @r15+,r14; \
- bra .Lpseudo_end; \
- mov _IMM1,r0; \
- .align 2; \
- 0: .long _GLOBAL_OFFSET_TABLE_; \
- 1: .long PLTJMP(C_SYMBOL_NAME(__errno_location))-(2b-.)
-/* A quick note: it is assumed that the call to `__errno_location' does
- not modify the stack! */
-# endif
# else
/* Store (-r0) into errno through the GOT. */
# define SYSCALL_ERROR_HANDLER \
@@ -324,8 +286,8 @@
unsigned int resultvar = INTERNAL_SYSCALL (name, , nr, args); \
if (__builtin_expect (INTERNAL_SYSCALL_ERROR_P (resultvar, ), 0)) \
{ \
- __set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, )); \
- resultvar = 0xffffffff; \
+ __set_errno (INTERNAL_SYSCALL_ERRNO (resultvar, )); \
+ resultvar = 0xffffffff; \
} \
(int) resultvar; })
@@ -347,7 +309,7 @@
#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
({ \
unsigned long int resultvar; \
- register long int r3 asm ("%r3") = (name); \
+ register long int r3 asm ("%r3") = (name); \
SUBSTITUTE_ARGS_##nr(args); \
\
asm volatile (SYSCALL_INST_STR##nr SYSCALL_INST_PAD \
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
index 8af045dc2b..161f431078 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 2002, 2003, 2004, 2006, 2008
+/* Copyright (C) 1997, 2002, 2003, 2004, 2006, 2008, 2011
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, January 1997.
@@ -99,32 +99,19 @@ ENTRY(name); \
mov -1, %o0;
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_HANDLER \
0: SETUP_PIC_REG(o2,g1) \
sethi %tie_hi22(SYSCALL_ERROR_ERRNO), %g1; \
add %g1, %tie_lo10(SYSCALL_ERROR_ERRNO), %g1; \
ld [%o2 + %g1], %g1, %tie_ld(SYSCALL_ERROR_ERRNO); \
- st %o0, [%g7 + %g1]; \
- jmp %o7 + 8; \
+ st %o0, [%g7 + %g1]; \
+ jmp %o7 + 8; \
mov -1, %o0;
-# else
-# define SYSCALL_ERROR_HANDLER \
-0: save %sp, -96, %sp; \
- cfi_def_cfa_register(%fp); \
- cfi_window_save; \
- cfi_register (%o7, %i7); \
- call __errno_location; \
- nop; \
- st %i0, [%o0]; \
- jmp %i7 + 8; \
- restore %g0, -1, %o0;
-# endif
# else
# define SYSCALL_ERROR_HANDLER \
0: SETUP_PIC_REG(o2,g1) \
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
index bdd1d45bd7..bc8a0b0e3a 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 2000, 2002, 2003, 2004, 2006, 2008
+/* Copyright (C) 1997, 2000, 2002, 2003, 2004, 2006, 2008, 2011
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Richard Henderson <richard@gnu.ai.mit.edu>, 1997.
@@ -106,32 +106,19 @@ ENTRY(name); \
mov -1, %o0;
# elif defined _LIBC_REENTRANT
-# if USE___THREAD
-# ifndef NOT_IN_libc
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_HANDLER \
+# ifndef NOT_IN_libc
+# define SYSCALL_ERROR_ERRNO __libc_errno
+# else
+# define SYSCALL_ERROR_ERRNO errno
+# endif
+# define SYSCALL_ERROR_HANDLER \
0: SETUP_PIC_REG(o2,g1) \
sethi %tie_hi22(SYSCALL_ERROR_ERRNO), %g1; \
add %g1, %tie_lo10(SYSCALL_ERROR_ERRNO), %g1; \
ldx [%o2 + %g1], %g1, %tie_ldx(SYSCALL_ERROR_ERRNO);\
- st %o0, [%g7 + %g1]; \
- jmp %o7 + 8; \
+ st %o0, [%g7 + %g1]; \
+ jmp %o7 + 8; \
mov -1, %o0;
-# else
-# define SYSCALL_ERROR_HANDLER \
-0: save %sp, -176, %sp; \
- cfi_def_cfa_register(%fp); \
- cfi_window_save; \
- cfi_register (%o7, %i7); \
- call __errno_location; \
- nop; \
- st %i0, [%o0]; \
- jmp %i7 + 8; \
- restore %g0, -1, %o0;
-# endif
# else
# define SYSCALL_ERROR_HANDLER \
0: SETUP_PIC_REG(o2,g1) \
diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
index a9821dc0a8..64362300ae 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h
@@ -124,7 +124,7 @@
movl %edx, (%rcx); \
orq $-1, %rax; \
jmp L(pseudo_end);
-# elif USE___THREAD
+# else
# ifndef NOT_IN_libc
# define SYSCALL_ERROR_ERRNO __libc_errno
# else
@@ -138,34 +138,6 @@
movl %edx, %fs:(%rcx); \
orq $-1, %rax; \
jmp L(pseudo_end);
-# elif defined _LIBC_REENTRANT
-/* Store (- %rax) into errno through the GOT.
- Note that errno occupies only 4 bytes. */
-# define SYSCALL_ERROR_HANDLER \
-0: \
- xorl %edx, %edx; \
- subq %rax, %rdx; \
- pushq %rdx; \
- cfi_adjust_cfa_offset(8); \
- PUSH_ERRNO_LOCATION_RETURN; \
- call BP_SYM (__errno_location)@PLT; \
- POP_ERRNO_LOCATION_RETURN; \
- popq %rdx; \
- cfi_adjust_cfa_offset(-8); \
- movl %edx, (%rax); \
- orq $-1, %rax; \
- jmp L(pseudo_end);
-
-/* A quick note: it is assumed that the call to `__errno_location' does
- not modify the stack! */
-# else /* Not _LIBC_REENTRANT. */
-# define SYSCALL_ERROR_HANDLER \
-0:movq errno@GOTPCREL(%RIP), %rcx; \
- xorl %edx, %edx; \
- subq %rax, %rdx; \
- movl %edx, (%rcx); \
- orq $-1, %rax; \
- jmp L(pseudo_end);
# endif /* PIC */
/* The Linux/x86-64 kernel expects the system call parameters in
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 10:02:26 +0000