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authorUlrich Drepper <drepper@redhat.com>2004-03-20 06:16:26 +0000
committerUlrich Drepper <drepper@redhat.com>2004-03-20 06:16:26 +0000
commit07bd2a3fda47e7cfa83e808eb99a0da9d1184a30 (patch)
treea0e41495d990b736c8981a58677bc28175621728 /nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
parent3abb1ff7d1c7a2941df3c6234ec71b40a3879baa (diff)
Update.
2004-03-17 Kaz Kojima <kkojima@rr.iij4u.or.jp> * sysdeps/unix/sysv/linux/kernel-features.h (__ASSUME_CLONE_THREAD_FLAGS ): Define for newer SH kernel. (__ASSUME_TGKILL, __ASSUME_UTIMES): Likewise. * sysdeps/unix/sysv/linux/sh/socket.S: Add unwind information.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h102
1 files changed, 100 insertions, 2 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
index ba2efbcba9..581046c007 100644
--- a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
+++ b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2003, 2004 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
@@ -31,6 +31,7 @@
# define PSEUDO(name, syscall_name, args) \
.text; \
ENTRY (name); \
+ .Lpseudo_start: \
SINGLE_THREAD_P; \
bf .Lpseudo_cancel; \
.type __##syscall_name##_nocancel,@function; \
@@ -48,19 +49,27 @@
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.Lpseudo_cancel: \
sts.l pr,@-r15; \
+ .LCFI0: \
add _IMM16,r15; \
SAVE_ARGS_##args; \
+ .LCFI1: \
CENABLE; \
LOAD_ARGS_##args; \
add _IMP16,r15; \
+ .LCFI2: \
lds.l @r15+,pr; \
+ .LCFI3: \
DO_CALL(syscall_name, args); \
SYSCALL_INST_PAD; \
sts.l pr,@-r15; \
+ .LCFI4: \
mov.l r0,@-r15; \
+ .LCFI5: \
CDISABLE; \
mov.l @r15+,r0; \
+ .LCFI6: \
lds.l @r15+,pr; \
+ .LCFI7: \
mov r0,r1; \
mov _IMM12,r2; \
shad r2,r1; \
@@ -69,7 +78,96 @@
bf .Lpseudo_end; \
.Lsyscall_error: \
SYSCALL_ERROR_HANDLER; \
- .Lpseudo_end:
+ .Lpseudo_end: \
+ /* Create unwinding information for the syscall wrapper. */ \
+ .section .eh_frame,"a",@progbits; \
+ .Lframe1: \
+ .ualong .LECIE1-.LSCIE1; \
+ .LSCIE1: \
+ .ualong 0x0; \
+ .byte 0x1; \
+ AUGMENTATION_STRING; \
+ .uleb128 0x1; \
+ .sleb128 -4; \
+ .byte 0x11; \
+ AUGMENTATION_PARAM; \
+ .byte 0xc; \
+ .uleb128 0xf; \
+ .uleb128 0x0; \
+ .align 2; \
+ .LECIE1: \
+ .LSFDE1: \
+ .ualong .LEFDE1-.LASFDE1; \
+ .LASFDE1: \
+ .ualong .LASFDE1-.Lframe1; \
+ START_SYMBOL_REF; \
+ .ualong .Lpseudo_end - .Lpseudo_start; \
+ AUGMENTATION_PARAM_FDE; \
+ .byte 0x4; \
+ .ualong .LCFI0-.Lpseudo_start; \
+ .byte 0xe; \
+ .uleb128 0x4; \
+ .byte 0x91; \
+ .uleb128 0x1; \
+ .byte 0x4; \
+ .ualong .LCFI1-.LCFI0; \
+ .byte 0xe; \
+ .uleb128 0x14; \
+ FRAME_REG_##args; \
+ .byte 0x4; \
+ .ualong .LCFI2-.LCFI1; \
+ .byte 0xe; \
+ .uleb128 0x4; \
+ .byte 0x4; \
+ .ualong .LCFI3-.LCFI2; \
+ .byte 0xe; \
+ .uleb128 0x0; \
+ .byte 0xd1; \
+ .byte 0x4; \
+ .ualong .LCFI4-.LCFI3; \
+ .byte 0xe; \
+ .uleb128 0x4; \
+ .byte 0x91; \
+ .uleb128 0x1; \
+ .byte 0x4; \
+ .ualong .LCFI5-.LCFI4; \
+ .byte 0xe; \
+ .uleb128 0x8; \
+ .byte 0x80; \
+ .uleb128 0x2; \
+ .byte 0x4; \
+ .ualong .LCFI6-.LCFI5; \
+ .byte 0xe; \
+ .uleb128 0x4; \
+ .byte 0xc0; \
+ .byte 0x4; \
+ .ualong .LCFI7-.LCFI6; \
+ .byte 0xe; \
+ .uleb128 0x0; \
+ .byte 0xd1; \
+ .align 2; \
+ .LEFDE1: \
+ .previous
+
+# ifdef SHARED
+# define AUGMENTATION_STRING .string "zR"
+# define AUGMENTATION_PARAM .uleb128 1; .byte 0x1b
+# define AUGMENTATION_PARAM_FDE .uleb128 0
+# define START_SYMBOL_REF .long .Lpseudo_start-.
+# else
+# define AUGMENTATION_STRING .ascii "\0"
+# define AUGMENTATION_PARAM
+# define AUGMENTATION_PARAM_FDE
+# define START_SYMBOL_REF .long .Lpseudo_start
+# endif
+
+# define FRAME_REG_0 /* Nothing. */
+# define FRAME_REG_1 FRAME_REG_0; .byte 0x84; .uleb128 5
+# define FRAME_REG_2 FRAME_REG_1; .byte 0x85; .uleb128 4
+# define FRAME_REG_3 FRAME_REG_2; .byte 0x86; .uleb128 3
+# define FRAME_REG_4 FRAME_REG_3; .byte 0x87; .uleb128 2
+# define FRAME_REG_5 FRAME_REG_4
+# define FRAME_REG_6 FRAME_REG_5
# undef PSEUDO_END
# define PSEUDO_END(sym) \