diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sh')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S | 24 | ||||
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h | 122 |
2 files changed, 43 insertions, 103 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S index b4826ef7aa..ac3169889f 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/sh/lowlevellock.S @@ -32,8 +32,11 @@ .type __lll_mutex_lock_wait,@function .hidden __lll_mutex_lock_wait .align 5 + cfi_startproc __lll_mutex_lock_wait: mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r6 mov r5, r8 mov #0, r7 /* No timeout. */ @@ -59,6 +62,7 @@ __lll_mutex_lock_wait: mov.l @r15+, r8 ret mov r2, r0 + cfi_endproc .size __lll_mutex_lock_wait,.-__lll_mutex_lock_wait @@ -67,6 +71,7 @@ __lll_mutex_lock_wait: .type __lll_mutex_timedlock_wait,@function .hidden __lll_mutex_timedlock_wait .align 5 + cfi_startproc __lll_mutex_timedlock_wait: /* Check for a valid timeout value. */ mov.l @(4,r6), r1 @@ -75,14 +80,21 @@ __lll_mutex_timedlock_wait: bt 3f mov.l r10, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r10, 0) mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r10 mov r6, r9 mov r5, r8 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 1: /* Get current time. */ @@ -162,6 +174,7 @@ __lll_mutex_timedlock_wait: 5: bra 6b mov #ETIMEDOUT, r0 + cfi_endproc .L1k: .word 1000 @@ -178,6 +191,7 @@ __lll_mutex_timedlock_wait: .type lll_unlock_wake_cb,@function .hidden lll_unlock_wake_cb .align 5 + cfi_startproc lll_unlock_wake_cb: DEC (@r4, r2) tst r2, r2 @@ -195,6 +209,7 @@ lll_unlock_wake_cb: 1: rts nop + cfi_endproc .size lll_unlock_wake_cb,.-lll_unlock_wake_cb #endif @@ -203,6 +218,7 @@ lll_unlock_wake_cb: .type __lll_mutex_unlock_wake,@function .hidden __lll_mutex_unlock_wake .align 5 + cfi_startproc __lll_mutex_unlock_wake: mov #FUTEX_WAKE, r5 mov #1, r6 /* Wake one thread. */ @@ -214,6 +230,7 @@ __lll_mutex_unlock_wake: SYSCALL_INST_PAD rts nop + cfi_endproc .size __lll_mutex_unlock_wake,.-__lll_mutex_unlock_wake @@ -222,14 +239,20 @@ __lll_mutex_unlock_wake: .type __lll_timedwait_tid,@function .hidden __lll_timedwait_tid .align 5 + cfi_startproc __lll_timedwait_tid: mov.l r9, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r9, 0) mov.l r8, @-r15 + cfi_adjust_cfa_offset(4) + cfi_rel_offset (r8, 0) mov r4, r8 mov r5, r9 /* Stack frame for the timespec and timeval structs. */ add #-8, r15 + cfi_adjust_cfa_offset(8) 2: /* Get current time. */ @@ -292,6 +315,7 @@ __lll_timedwait_tid: 6: bra 3b mov #ETIMEDOUT, r0 + cfi_endproc .L1k2: .word 1000 diff --git a/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/sh/sysdep-cancel.h index fc3c2340b6..9a967eaf53 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, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004, 2005 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 @@ -49,27 +49,32 @@ .size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \ .Lpseudo_cancel: \ sts.l pr,@-r15; \ - .LCFI0: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ add _IMM16,r15; \ + cfi_adjust_cfa_offset (16); \ SAVE_ARGS_##args; \ - .LCFI1: \ CENABLE; \ LOAD_ARGS_##args; \ add _IMP16,r15; \ - .LCFI2: \ + cfi_adjust_cfa_offset (-16); \ lds.l @r15+,pr; \ - .LCFI3: \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (pr); \ DO_CALL(syscall_name, args); \ SYSCALL_INST_PAD; \ sts.l pr,@-r15; \ - .LCFI4: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (pr, 0); \ mov.l r0,@-r15; \ - .LCFI5: \ + cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (r0, 0); \ CDISABLE; \ mov.l @r15+,r0; \ - .LCFI6: \ + cfi_adjust_cfa_offset (-4); \ lds.l @r15+,pr; \ - .LCFI7: \ + cfi_adjust_cfa_offset (-4); \ + cfi_restore (pr); \ mov r0,r1; \ mov _IMM12,r2; \ shad r2,r1; \ @@ -78,106 +83,17 @@ bf .Lpseudo_end; \ .Lsyscall_error: \ SYSCALL_ERROR_HANDLER; \ - .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 + .Lpseudo_end: # undef PSEUDO_END # define PSEUDO_END(sym) \ END (sym) # define SAVE_ARGS_0 /* Nothing. */ -# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15) -# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15) -# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15) -# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15) +# define SAVE_ARGS_1 SAVE_ARGS_0; mov.l r4,@(0,r15); cfi_offset (r4,-4) +# define SAVE_ARGS_2 SAVE_ARGS_1; mov.l r5,@(4,r15); cfi_offset (r5,-8) +# define SAVE_ARGS_3 SAVE_ARGS_2; mov.l r6,@(8,r15); cfi_offset (r6,-12) +# define SAVE_ARGS_4 SAVE_ARGS_3; mov.l r7,@(12,r15); cfi_offset (r7,-16) # define SAVE_ARGS_5 SAVE_ARGS_4 # define SAVE_ARGS_6 SAVE_ARGS_5 |