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Viewing changes to libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S

  • Committer: joseph
  • Date: 2014-01-03 17:51:28 UTC
  • Revision ID: svn-v4:7b3dc134-2b1b-0410-93df-9e9f96275f8d:trunk:24942
Merge changes between r24468 and r24941 from /fsf/trunk.

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libc/sysdeps/unix/sysv/linux/powerpc/powerpc64/____longjmp_chk.S
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/* Copyright (C) 2009-2013 Free Software Foundation, Inc.
 
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/* Copyright (C) 2009-2014 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   The GNU C Library is free software; you can redistribute it and/or
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        cmpld   reg, r1;                                \
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        bge+    .Lok;                                   \
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        mflr    r0;                                     \
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        std     r0,16(r1);                              \
 
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        std     r0,FRAME_LR_SAVE(r1);                   \
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        mr      r31,r3;                                 \
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        mr      r30,r4;                                 \
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        stdu    r1,-144(r1);                            \
 
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        stdu    r1,-FRAME_MIN_SIZE-32(r1);              \
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        cfi_remember_state;                             \
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        cfi_adjust_cfa_offset (144);                    \
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        cfi_offset (lr, 16);                            \
 
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        cfi_adjust_cfa_offset (FRAME_MIN_SIZE+32);      \
 
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        cfi_offset (lr, FRAME_LR_SAVE);                 \
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        li      r3,0;                                   \
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        addi    r4,r1,112;                              \
 
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        addi    r4,r1,FRAME_MIN_SIZE;                   \
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        li      r0,__NR_sigaltstack;                    \
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        sc;                                             \
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        /* Without working sigaltstack we cannot perform the test.  */ \
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        bso     .Lok2;                                  \
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        lwz     r0,112+8(r1);                           \
 
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        lwz     r0,FRAME_MIN_SIZE+8(r1);                \
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        andi.   r4,r0,1;                                \
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        beq     .Lfail;                                 \
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        ld      r0,112+16(r1);                          \
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        ld      r4,112(r1);                             \
 
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        ld      r0,FRAME_MIN_SIZE+16(r1);               \
 
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        ld      r4,FRAME_MIN_SIZE(r1);                  \
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        add     r4,r4,r0;                               \
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        sub     r3,r3,reg;                              \
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        cmpld   r3,r0;                                  \