+2012-01-05 Andreas Schwab <schwab@linux-m68k.org>
+
+ * sysdeps/m68k/dl-trampoline.S: Add cfi directives.
+ * sysdeps/m68k/memchr.S: Likewise.
+ * sysdeps/m68k/rawmemchr.S: Likewise.
+ * sysdeps/m68k/strchr.S: Likewise.
+ * sysdeps/m68k/strchrnul.S: Likewise.
+ * sysdeps/m68k/m680x0/add_n.S: Likewise.
+ * sysdeps/m68k/m680x0/lshift.S: Likewise.
+ * sysdeps/m68k/m680x0/rshift.S: Likewise.
+ * sysdeps/m68k/m680x0/sub_n.S: Likewise.
+ * sysdeps/m68k/m680x0/m68020/addmul_1.S: Likewise.
+ * sysdeps/m68k/m680x0/m68020/mul_1.S: Likewise.
+ * sysdeps/m68k/m680x0/m68020/submul_1.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/clone.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/semtimedop.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/socket.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/sysdep.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/sysdep.h: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/vfork.S: Likewise.
+ * sysdeps/m68k/sysdep.h (CALL_MCOUNT): Likewise.
+ (ENTRY): Add cfi_startproc.
+ (END): Add cfi_endproc.
+ * sysdeps/unix/sysv/linux/m68k/coldfire/m68k-helpers.S: Remove
+ cfi_startproc/cfi_endproc.
+ * sysdeps/unix/sysv/linux/m68k/m680x0/m68k-helpers.S: Likewise.
+ * sysdeps/unix/sysv/linux/m68k/nptl/sysdep-cancel.h (PSEUDO):
+ Likewise.
+
2011-12-23 Andreas Schwab <schwab@linux-m68k.org>
* sysdeps/m68k/bits/byteswap.h (__bswap_constant_64): Protect long
/* PLT trampolines. m68k version.
- Copyright (C) 2005, 2011 Free Software Foundation, Inc.
+ Copyright (C) 2005, 2011, 2012 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
.globl _dl_runtime_resolve
.type _dl_runtime_resolve, @function
_dl_runtime_resolve:
+ cfi_startproc
+ cfi_adjust_cfa_offset (8)
| Save %a0 (struct return address) and %a1.
move.l %a0, -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %a1, -(%sp)
+ cfi_adjust_cfa_offset (4)
| Call the real address resolver.
jbsr _dl_fixup
| Restore register %a0 and %a1.
move.l (%sp)+, %a1
+ cfi_adjust_cfa_offset (-4)
move.l (%sp)+, %a0
+ cfi_adjust_cfa_offset (-4)
| Pop parameters
addq.l #8, %sp
+ cfi_adjust_cfa_offset (-8)
| Call real function.
#ifdef __mcoldfire__
move.l %d0,-(%sp)
+ cfi_adjust_cfa_offset (4)
rts
#else
jmp (%d0)
#endif
+ cfi_endproc
.size _dl_runtime_resolve, . - _dl_runtime_resolve
.text
.globl _dl_runtime_profile
.type _dl_runtime_profile, @function
_dl_runtime_profile:
+ cfi_startproc
+ cfi_adjust_cfa_offset (8)
pea 8(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %a1, -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %a0, -(%sp)
+ cfi_adjust_cfa_offset (4)
pea -1.w
+ cfi_adjust_cfa_offset (4)
| Push parameters for _dl_profile_fixup
pea (%sp)
+ cfi_adjust_cfa_offset (4)
pea 8(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 32(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 32(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 32(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
subq.l #8, %sp
+ cfi_adjust_cfa_offset (8)
| Call the real address resolver.
jbsr _dl_profile_fixup
| Pop parameters
lea 28(%sp), %sp
+ cfi_adjust_cfa_offset (-28)
move.l (%sp), %d1
jpl 1f
addq.l #4, %sp
+ cfi_adjust_cfa_offset (-4)
| Restore register %a0 and %a1.
move.l (%sp)+, %a0
+ cfi_adjust_cfa_offset (-4)
move.l (%sp)+, %a1
+ cfi_adjust_cfa_offset (-4)
lea 12(%sp), %sp
+ cfi_adjust_cfa_offset (-12)
| Call real function.
#ifdef __mcoldfire__
move.l %d0,-(%sp)
+ cfi_adjust_cfa_offset (4)
rts
#else
jmp (%d0)
+4 %a0
%sp free
*/
+#ifdef __mcoldfire__
+ cfi_adjust_cfa_offset (20)
+#else
+ cfi_adjust_cfa_offset (24)
+#endif
1: move.l %a2, (%sp)
+ cfi_rel_offset (%a2, 0)
move.l %sp, %a2
move.l %sp, %a0
lea 28(%sp), %a1
and.l #-3, %d1
sub.l %d1, %a0
move.l %a0, %sp
+ cfi_def_cfa_register (%a2)
#ifdef __mcoldfire__
tst.l %d1
beq 2f
jsr (%d0)
#endif
move.l %a2, %sp
+ cfi_def_cfa_register (%sp)
move.l (%sp)+, %a2
+ cfi_adjust_cfa_offset (4)
+ cfi_restore (%a2)
/*
+20 return address
+16 PLT1
*/
#ifdef __mcoldfire__
fmove.d %fp0, -(%sp)
+ cfi_adjust_cfa_offset (8)
#else
fmove.x %fp0, -(%sp)
+ cfi_adjust_cfa_offset (12)
#endif
move.l %a0, -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %d1, -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %d0, -(%sp)
+ cfi_adjust_cfa_offset (4)
pea (%sp)
+ cfi_adjust_cfa_offset (4)
#ifdef __mcoldfire__
pea 24(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 40(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 40(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
#else
pea 28(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 44(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l 44(%sp), -(%sp)
+ cfi_adjust_cfa_offset (4)
#endif
jbsr _dl_call_pltexit
lea 16(%sp), %sp
+ cfi_adjust_cfa_offset (-16)
move.l (%sp)+, %d0
+ cfi_adjust_cfa_offset (-4)
move.l (%sp)+, %d1
+ cfi_adjust_cfa_offset (-4)
move.l (%sp)+, %a0
+ cfi_adjust_cfa_offset (-4)
#ifdef __mcoldfire__
fmove.d (%sp)+, %fp0
+ cfi_adjust_cfa_offset (-8)
#else
fmove.x (%sp)+, %fp0
+ cfi_adjust_cfa_offset (-12)
#endif
lea 20(%sp), %sp
+ cfi_adjust_cfa_offset (-20)
rts
+ cfi_endproc
.size _dl_runtime_profile, . - _dl_runtime_profile
/* mc68020 __mpn_add_n -- Add two limb vectors of the same length > 0 and store
sum in a third limb vector.
-Copyright (C) 1992, 1994, 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1992, 1994, 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
ENTRY(__mpn_add_n)
/* Save used registers on the stack. */
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(a2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2), 4)
+ cfi_rel_offset (R(a2), 0)
/* Copy the arguments to registers. Better use movem? */
movel MEM_DISP(sp,12),R(a2)
/* Restore used registers from stack frame. */
movel MEM_POSTINC(sp),R(a2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(a2))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
END(__mpn_add_n)
/* mc68020 __mpn_lshift -- Shift left a low-level natural-number integer.
-Copyright (C) 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
/* Save used registers on the stack. */
moveml R(d2)-R(d6)/R(a2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (6*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
+ cfi_rel_offset (R(d5), 12)
+ cfi_rel_offset (R(d6), 16)
+ cfi_rel_offset (R(a2), 20)
/* Copy the arguments to registers. */
movel MEM_DISP(sp,28),R(res_ptr)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d6)/R(a2)
+ cfi_remember_state
+ cfi_adjust_cfa_offset (-6*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
+ cfi_restore (R(d6))
+ cfi_restore (R(a2))
rts
/* We loop from least significant end of the arrays, which is only
permissible if the source and destination don't overlap, since the
function is documented to work for overlapping source and destination. */
+ cfi_restore_state
L(Lspecial:)
clrl R(d0) /* initialize carry */
eorw #1,R(s_size)
L(LLend:)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d6)/R(a2)
+ cfi_adjust_cfa_offset (-6*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
+ cfi_restore (R(d6))
+ cfi_restore (R(a2))
rts
END(__mpn_lshift)
/* mc68020 __mpn_addmul_1 -- Multiply a limb vector with a limb and add
the result to a second limb vector.
-Copyright (C) 1992, 1994, 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1992, 1994, 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
/* Save used registers on the stack. */
moveml R(d2)-R(d5),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
+ cfi_rel_offset (R(d5), 12)
/* Copy the arguments to registers. Better use movem? */
movel MEM_DISP(sp,20),R(res_ptr)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d5)
+ cfi_adjust_cfa_offset (-4*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
rts
END(__mpn_addmul_1)
/* mc68020 __mpn_mul_1 -- Multiply a limb vector with a limb and store
the result in a second limb vector.
-Copyright (C) 1992, 1994, 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1992, 1994, 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
/* Save used registers on the stack. */
moveml R(d2)-R(d4),MEM_PREDEC(sp)
-#if 0
- movel R(d2),MEM_PREDEC(sp)
- movel R(d3),MEM_PREDEC(sp)
- movel R(d4),MEM_PREDEC(sp)
-#endif
+ cfi_adjust_cfa_offset (3*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
/* Copy the arguments to registers. Better use movem? */
movel MEM_DISP(sp,16),R(res_ptr)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d4)
-#if 0
- movel MEM_POSTINC(sp),R(d4)
- movel MEM_POSTINC(sp),R(d3)
- movel MEM_POSTINC(sp),R(d2)
-#endif
+ cfi_adjust_cfa_offset (-3*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
rts
END(__mpn_mul_1)
/* mc68020 __mpn_submul_1 -- Multiply a limb vector with a limb and subtract
the result from a second limb vector.
-Copyright (C) 1992, 1994, 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1992, 1994, 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
/* Save used registers on the stack. */
moveml R(d2)-R(d5),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
+ cfi_rel_offset (R(d5), 12)
/* Copy the arguments to registers. Better use movem? */
movel MEM_DISP(sp,20),R(res_ptr)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d5)
+ cfi_adjust_cfa_offset (-4*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
rts
END(__mpn_submul_1)
/* mc68020 __mpn_rshift -- Shift right a low-level natural-number integer.
-Copyright (C) 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
ENTRY(__mpn_rshift)
/* Save used registers on the stack. */
moveml R(d2)-R(d6)/R(a2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (6*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
+ cfi_rel_offset (R(d5), 12)
+ cfi_rel_offset (R(d6), 16)
+ cfi_rel_offset (R(a2), 20)
/* Copy the arguments to registers. */
movel MEM_DISP(sp,28),R(res_ptr)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d6)/R(a2)
+ cfi_remember_state
+ cfi_adjust_cfa_offset (-6*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
+ cfi_restore (R(d6))
+ cfi_restore (R(a2))
rts
/* We loop from most significant end of the arrays, which is only
permissible if the source and destination don't overlap, since the
function is documented to work for overlapping source and destination. */
+ cfi_restore_state
L(Lspecial:)
#if (defined (__mc68020__) || defined (__NeXT__) || defined(mc68020))
lea MEM_INDX1(s_ptr,s_size,l,4),R(s_ptr)
L(LLend:)
/* Restore used registers from stack frame. */
moveml MEM_POSTINC(sp),R(d2)-R(d6)/R(a2)
+ cfi_adjust_cfa_offset (-6*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
+ cfi_restore (R(d5))
+ cfi_restore (R(d6))
+ cfi_restore (R(a2))
rts
END(__mpn_rshift)
/* mc68020 __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
store difference in a third limb vector.
-Copyright (C) 1992, 1994, 1996, 1998 Free Software Foundation, Inc.
+Copyright (C) 1992, 1994, 1996, 1998, 2012 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
ENTRY(__mpn_sub_n)
/* Save used registers on the stack. */
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(a2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2), 4)
+ cfi_rel_offset (R(a2), 0)
/* Copy the arguments to registers. Better use movem? */
movel MEM_DISP(sp,12),R(a2)
/* Restore used registers from stack frame. */
movel MEM_POSTINC(sp),R(a2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(a2))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
END(__mpn_sub_n)
/* memchr (str, ch, n) -- Return pointer to first occurrence of CH in the
first N bytes of STR.
For Motorola 68000.
- Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2003, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@gnu.org>.
/* Save the callee-saved registers we use. */
#ifdef __mcoldfire__
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(d3),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(d4),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2), 8)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 0)
#else
moveml R(d2)-R(d4),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (3*4)
+ cfi_rel_offset (R(d2), 0)
+ cfi_rel_offset (R(d3), 4)
+ cfi_rel_offset (R(d4), 8)
#endif
/* Get string pointer, character and length. */
movel R(d0),R(a0)
#ifdef __mcoldfire__
movel MEM_POSTINC(sp),R(d4)
+ cfi_remember_state
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d4))
movel MEM_POSTINC(sp),R(d3)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
#else
moveml MEM_POSTINC(sp),R(d2)-R(d4)
+ cfi_remember_state
+ cfi_adjust_cfa_offset (-3*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
#endif
rts
+ cfi_restore_state
L(L8:)
/* We have a hit. Check to see which byte it was. First
compensate for the autoincrement in the loop. */
movel R(a0),R(d0)
#ifdef __mcoldfire__
movel MEM_POSTINC(sp),R(d4)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d4))
movel MEM_POSTINC(sp),R(d3)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
#else
moveml MEM_POSTINC(sp),R(d2)-R(d4)
+ cfi_adjust_cfa_offset (-3*4)
+ cfi_restore (R(d2))
+ cfi_restore (R(d3))
+ cfi_restore (R(d4))
#endif
rts
END(__memchr)
/* rawmemchr (str, ch) -- Return pointer to first occurrence of CH in STR.
For Motorola 68000.
- Copyright (C) 1999, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2002, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@gnu.org>.
ENTRY(__rawmemchr)
/* Save the callee-saved registers we use. */
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(d3),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2), 4)
+ cfi_rel_offset (R(d3), 0)
/* Get string pointer and character. */
movel MEM_DISP(sp,12),R(a0)
L(L9:)
movel R(a0),R(d0)
movel MEM_POSTINC(sp),R(d3)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
END(__rawmemchr)
/* strchr (str, ch) -- Return pointer to first occurrence of CH in STR.
For Motorola 68000.
- Copyright (C) 1999, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2003, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@gnu.org>.
ENTRY(strchr)
/* Save the callee-saved registers we use. */
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(d3),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2),4)
+ cfi_rel_offset (R(d3),0)
/* Get string pointer and character. */
movel MEM_DISP(sp,12),R(a0)
clrl R(d0)
movel R(d0),R(a0)
movel MEM_POSTINC(sp),R(d3)
+ cfi_remember_state
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
+ cfi_restore_state
L(L8:)
/* We have a hit. Check to see which byte it was. First
compensate for the autoincrement in the loop. */
L(L9:)
movel R(a0),R(d0)
movel MEM_POSTINC(sp),R(d3)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
END(strchr)
ENTRY(__strchrnul)
/* Save the callee-saved registers we use. */
movel R(d2),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
movel R(d3),MEM_PREDEC(sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (R(d2), 4)
+ cfi_rel_offset (R(d3), 0)
/* Get string pointer and character. */
movel MEM_DISP(sp,12),R(a0)
L(L9:)
movel R(a0),R(d0)
movel MEM_POSTINC(sp),R(d3)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d3))
movel MEM_POSTINC(sp),R(d2)
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (R(d2))
rts
END(__strchrnul)
/* Assembler macros for m68k.
- Copyright (C) 1998, 2003, 2010 Free Software Foundation, Inc.
+ Copyright (C) 1998, 2003, 2010, 2012 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
ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function); \
.align ALIGNARG(2); \
C_LABEL(name) \
+ cfi_startproc; \
CALL_MCOUNT
# undef END
-# define END(name) ASM_SIZE_DIRECTIVE(name)
+# define END(name) \
+ cfi_endproc; \
+ ASM_SIZE_DIRECTIVE(name)
/* If compiled for profiling, call `_mcount' at the start of each function. */
/* The mcount code relies on a normal frame pointer being on the stack
to locate our caller, so push one just for its benefit. */
# define CALL_MCOUNT \
- move.l %fp, -(%sp); move.l %sp, %fp; \
+ move.l %fp, -(%sp); \
+ cfi_adjust_cfa_offset (4); cfi_rel_offset (%fp, 0); \
+ move.l %sp, %fp; \
jbsr JUMPTARGET (mcount); \
- move.l (%sp)+, %fp;
+ move.l (%sp)+, %fp; \
+ cfi_adjust_cfa_offset (-4); cfi_restore (%fp);
# else
# define CALL_MCOUNT /* Do nothing. */
# endif
-/* Copyright (C) 1996,97,98,2002,2010 Free Software Foundation, Inc.
+/* Copyright (C) 1996,97,98,2002,2010,2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab (schwab@issan.informatik.uni-dortmund.de)
movel 12+0(%sp), %d1 /* get flags */
movel %d3, -(%a1) /* save %d3 and get parent_tidptr */
movel %d3, -(%sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (%d3, 0)
movel 20+4(%sp), %d3
movel %d4, -(%a1) /* save %d4 and get child_tidptr */
movel %d4, -(%sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (%d4, 0)
movel 28+8(%sp), %d4
movel %d5, -(%a1) /* save %d5 and get tls */
movel %d5, -(%sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (%d5, 0)
movel 24+12(%sp), %d5
/* save %d2 and get stack pointer */
#ifdef __mcoldfire__
movel %d2, -(%a1)
movel %d2, -(%sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (%d2, 0)
movel %a1, %d2
#else
exg %d2, %a1 /* save %d2 and get stack pointer */
+ cfi_register (%d2, %a1)
#endif
movel #SYS_ify (clone), %d0
+
+ /* End FDE now, because in the child the unwind info will be
+ wrong. */
+ cfi_endproc
+
trap #0
#ifdef __mcoldfire__
movel (%sp)+, %d2
trap #0
cfi_endproc
+ cfi_startproc
PSEUDO_END (__clone)
weak_alias (__clone, clone)
-/* Copyright (C) 2010 Free Software Foundation, Inc.
+/* Copyright (C) 2010, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
.hidden __vdso_read_tp_stub
ENTRY (__vdso_read_tp_stub)
- cfi_startproc
move.l #__NR_get_thread_area, %d0
trap #0
move.l %d0, %a0
rts
- cfi_endproc
END (__vdso_read_tp_stub)
# ifdef SHARED
.hidden __m68k_read_tp
# endif
ENTRY (__m68k_read_tp)
- cfi_startproc
move.l #_GLOBAL_OFFSET_TABLE_@GOTPC, %a0
lea (-6, %pc, %a0), %a0
move.l M68K_VDSO_SYMBOL (__vdso_read_tp)@GOT(%a0), %a0
move.l (%a0), %a0
jmp (%a0)
- cfi_endproc
END (__m68k_read_tp)
/* The following two stubs are for macros in atomic.h, they can't
.hidden __vdso_atomic_cmpxchg_32_stub
ENTRY (__vdso_atomic_cmpxchg_32_stub)
- cfi_startproc
move.l %d2, -(%sp)
cfi_adjust_cfa_offset (4)
cfi_rel_offset (%d2, 0)
cfi_adjust_cfa_offset (-4)
cfi_restore (%d2)
rts
- cfi_endproc
END (__vdso_atomic_cmpxchg_32_stub)
.hidden __vdso_atomic_barrier_stub
ENTRY (__vdso_atomic_barrier_stub)
- cfi_startproc
move.l %d0, -(%sp)
cfi_adjust_cfa_offset (4)
move.l #SYS_ify (atomic_barrier), %d0
move.l (%sp)+, %d0
cfi_adjust_cfa_offset (-4)
rts
- cfi_endproc
END (__vdso_atomic_barrier_stub)
# else /* !SHARED */
/* If the vDSO is not available, use a syscall to get TP. */
-/* Copyright (C) 2010 Free Software Foundation, Inc.
+/* Copyright (C) 2010, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
.hidden __vdso_read_tp_stub
ENTRY (__vdso_read_tp_stub)
- cfi_startproc
move.l #__NR_get_thread_area, %d0
trap #0
move.l %d0, %a0
rts
- cfi_endproc
END (__vdso_read_tp_stub)
# ifdef SHARED
.hidden __m68k_read_tp
# endif
ENTRY (__m68k_read_tp)
- cfi_startproc
lea _GLOBAL_OFFSET_TABLE_@GOTPC(%pc), %a0
move.l M68K_VDSO_SYMBOL (__vdso_read_tp)@GOT(%a0), %a0
jmp ([%a0])
- cfi_endproc
END (__m68k_read_tp)
/* The following two stubs are for macros in atomic.h, they can't
.hidden __vdso_atomic_cmpxchg_32_stub
ENTRY (__vdso_atomic_cmpxchg_32_stub)
- cfi_startproc
move.l %d2, -(%sp)
cfi_adjust_cfa_offset (4)
cfi_rel_offset (%d2, 0)
cfi_adjust_cfa_offset (-4)
cfi_restore (%d2)
rts
- cfi_endproc
END (__vdso_atomic_cmpxchg_32_stub)
.hidden __vdso_atomic_barrier_stub
ENTRY (__vdso_atomic_barrier_stub)
- cfi_startproc
move.l %d0, -(%sp)
cfi_adjust_cfa_offset (4)
move.l #SYS_ify (atomic_barrier), %d0
move.l (%sp)+, %d0
cfi_adjust_cfa_offset (-4)
rts
- cfi_endproc
END (__vdso_atomic_barrier_stub)
# else /* !SHARED */
/* If the vDSO is not available, use a syscall to get TP. */
-/* Copyright (C) 2010 Free Software Foundation, Inc.
+/* Copyright (C) 2010, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
rts; \
.size __##syscall_name##_nocancel,.-__##syscall_name##_nocancel; \
.Lpseudo_cancel: \
- cfi_startproc; \
CENABLE; \
DOCARGS_##args \
move.l %d0, -(%sp); /* Save result of CENABLE. */ \
move.l %d2, %d0; \
UNDOCARGS_##args \
cmp.l &-4095, %d0; \
- jcc SYSCALL_ERROR_LABEL; \
- cfi_endproc
+ jcc SYSCALL_ERROR_LABEL
/* Note: we use D2 to save syscall's return value as D0 will be clobbered in
CDISABLE. */
-/* Copyright (C) 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2003, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@suse.de>, 2003.
/* Save registers. */
move.l %d2, %a1
move.l %d3, -(%sp)
+ cfi_adjust_cfa_offset (4)
move.l %d5, -(%sp)
+ cfi_adjust_cfa_offset (4)
+ cfi_register (%d2, %a1)
+ cfi_rel_offset (%d3, 0)
+ cfi_rel_offset (%d5, 4)
move.l #SYSOP_semtimedop, %d1
move.l SEMID(%sp), %d2
/* Restore registers. */
move.l (%sp)+, %d5
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (%d5)
move.l (%sp)+, %d3
+ cfi_adjust_cfa_offset (-4)
+ cfi_restore (%d3)
move.l %a1, %d2
+ cfi_restore (%d2)
/* Check for error. */
tst.l %d0
-/* Copyright (C) 1996, 1997, 1998, 2010 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2010, 2012 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
/* Save registers. */
move.l %d2, %a0
+ cfi_register (%d2, %a0)
move.l #SYS_ify (socketcall), %d0 /* System call number in %d0. */
/* Restore registers. */
move.l %a0, %d2
+ cfi_restore (%d2)
/* %d0 is < 0 if there was an error. */
tst.l %d0
rts
#ifdef NEED_CANCELLATION
-1: cfi_startproc
- /* Enable asynchronous cancellation. */
+1: /* Enable asynchronous cancellation. */
CENABLE
/* Save D2. */
/* %d0 is < 0 if there was an error. */
tst.l %d0
jmi SYSCALL_ERROR_LABEL
- cfi_endproc
/* Successful; return the syscall's value. */
rts
-/* Copyright (C) 1996, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 2002, 2012 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
move.l %d0, errno
#else
move.l %d0, -(%sp)
+ cfi_adjust_cfa_offset (4)
jbsr __errno_location
move.l (%sp)+, (%a0)
+ cfi_adjust_cfa_offset (-4)
#endif
move.l #-1, %d0
/* Copy return value to %a0 for syscalls that are declared to
-/* Copyright (C) 1996, 1997, 1998, 2000, 2003, 2004, 2006, 2010
+/* Copyright (C) 1996, 1997, 1998, 2000, 2003, 2004, 2006, 2010, 2012
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Andreas Schwab, <schwab@issan.informatik.uni-dortmund.de>,
SYSCALL_ERROR_LABEL: \
neg.l %d0; \
move.l %d0, -(%sp); \
+ cfi_adjust_cfa_offset (4); \
jbsr __m68k_read_tp@PLTPC; \
SYSCALL_ERROR_LOAD_GOT (%a1); \
add.l (SYSCALL_ERROR_ERRNO@TLSIE, %a1), %a0; \
move.l (%sp)+, (%a0); \
+ cfi_adjust_cfa_offset (-4); \
move.l &-1, %d0; \
/* Copy return value to %a0 for syscalls that are declared to return \
a pointer (e.g., mmap). */ \
#define UNDOARGS_1 UNDOARGS_0
#define DOARGS_2 _DOARGS_2 (8)
-#define _DOARGS_2(n) move.l %d2, %a0; move.l n(%sp), %d2; _DOARGS_1 (n-4)
-#define UNDOARGS_2 UNDOARGS_1; move.l %a0, %d2
+#define _DOARGS_2(n) move.l %d2, %a0; cfi_register (%d2, %a0); \
+ move.l n(%sp), %d2; _DOARGS_1 (n-4)
+#define UNDOARGS_2 UNDOARGS_1; move.l %a0, %d2; cfi_restore (%d2)
#define DOARGS_3 _DOARGS_3 (12)
-#define _DOARGS_3(n) move.l %d3, %a1; move.l n(%sp), %d3; _DOARGS_2 (n-4)
-#define UNDOARGS_3 UNDOARGS_2; move.l %a1, %d3
+#define _DOARGS_3(n) move.l %d3, %a1; cfi_register (%d3, %a1); \
+ move.l n(%sp), %d3; _DOARGS_2 (n-4)
+#define UNDOARGS_3 UNDOARGS_2; move.l %a1, %d3; cfi_restore (%d3)
#define DOARGS_4 _DOARGS_4 (16)
-#define _DOARGS_4(n) move.l %d4, -(%sp); move.l n+4(%sp), %d4; _DOARGS_3 (n)
-#define UNDOARGS_4 UNDOARGS_3; move.l (%sp)+, %d4
+#define _DOARGS_4(n) move.l %d4, -(%sp); \
+ cfi_adjust_cfa_offset (4); cfi_rel_offset (%d4, 0); \
+ move.l n+4(%sp), %d4; _DOARGS_3 (n)
+#define UNDOARGS_4 UNDOARGS_3; move.l (%sp)+, %d4; \
+ cfi_adjust_cfa_offset (-4); cfi_restore (%d4)
#define DOARGS_5 _DOARGS_5 (20)
-#define _DOARGS_5(n) move.l %d5, -(%sp); move.l n+4(%sp), %d5; _DOARGS_4 (n)
-#define UNDOARGS_5 UNDOARGS_4; move.l (%sp)+, %d5
+#define _DOARGS_5(n) move.l %d5, -(%sp); \
+ cfi_adjust_cfa_offset (4); cfi_rel_offset (%d5, 0); \
+ move.l n+4(%sp), %d5; _DOARGS_4 (n)
+#define UNDOARGS_5 UNDOARGS_4; move.l (%sp)+, %d5; \
+ cfi_adjust_cfa_offset (-4); cfi_restore (%d5)
#define DOARGS_6 _DOARGS_6 (24)
-#define _DOARGS_6(n) _DOARGS_5 (n-4); move.l %a0, -(%sp); move.l n+12(%sp), %a0;
-#define UNDOARGS_6 move.l (%sp)+, %a0; UNDOARGS_5
+#define _DOARGS_6(n) _DOARGS_5 (n-4); move.l %a0, -(%sp); \
+ cfi_adjust_cfa_offset (4); \
+ move.l n+12(%sp), %a0;
+#define UNDOARGS_6 move.l (%sp)+, %a0; cfi_adjust_cfa_offset (-4); \
+ UNDOARGS_5
#define ret rts
-/* Copyright (C) 1999, 2002, 2003, 2010 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2002, 2003, 2010, 2012 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Schwab <schwab@gnu.org>.
/* Pop the return PC value into A0. */
movel %sp@+, %a0
+ cfi_adjust_cfa_offset (-4)
+ cfi_register (%pc, %a0)
/* Stuff the syscall number in D0 and trap into the kernel. */
movel #SYS_ify (vfork), %d0
.Lerror:
/* Push back the return PC. */
movel %a0,%sp@-
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (%pc, 0)
# ifdef __ASSUME_VFORK_SYSCALL
# ifndef PIC
projects / thirdparty / glibc.git / commitdiff
