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author | Chris Demetriou <cgd@google.com> | 2011-05-03 16:22:03 -0700 |
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committer | Chris Demetriou <cgd@gcc.gnu.org> | 2011-05-03 16:22:03 -0700 |
commit | 6ace0756af2d682fbd2def08e4777c6f66f0e34f (patch) | |
tree | c77ac9f8eee6e6a00f4ac69e456e0e26bd7fb086 /libgcc | |
parent | 8a3cabe30f9d82daf46a500e339afc5172267d25 (diff) | |
download | gcc-6ace0756af2d682fbd2def08e4777c6f66f0e34f.zip gcc-6ace0756af2d682fbd2def08e4777c6f66f0e34f.tar.gz gcc-6ace0756af2d682fbd2def08e4777c6f66f0e34f.tar.bz2 |
morestack.S (__i686.get_pc_thunk.bx): New.
2011-05-03 Chris Demetriou <cgd@google.com>
* config/i386/morestack.S (__i686.get_pc_thunk.bx): New.
From-SVN: r173345
Diffstat (limited to 'libgcc')
-rw-r--r-- | libgcc/ChangeLog | 4 | ||||
-rw-r--r-- | libgcc/config/i386/morestack.S | 18 |
2 files changed, 22 insertions, 0 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 0892085..ac99ddb 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,7 @@ +2011-05-03 Chris Demetriou <cgd@google.com> + + * config/i386/morestack.S (__i686.get_pc_thunk.bx): New. + 2011-03-22 Joseph Myers <joseph@codesourcery.com> * config.host (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, diff --git a/libgcc/config/i386/morestack.S b/libgcc/config/i386/morestack.S index 10fa1fd..5db5e50 100644 --- a/libgcc/config/i386/morestack.S +++ b/libgcc/config/i386/morestack.S @@ -449,6 +449,24 @@ __morestack: .size __morestack, . - __morestack #endif +#if !defined(__x86_64__) && defined(__PIC__) +# Output the thunk to get PC into bx, since we use it above. +# (__i686 was already undef'd above; don't need to worry about it here.) + .section .text.__i686.get_pc_thunk.bx,"axG",@progbits,__i686.get_pc_thunk.bx,comdat + .globl __i686.get_pc_thunk.bx + .hidden __i686.get_pc_thunk.bx +#ifdef __ELF__ + .type __i686.get_pc_thunk.bx, @function +#endif +__i686.get_pc_thunk.bx: + .cfi_startproc + movl (%esp), %ebx + ret + .cfi_endproc +#ifdef __ELF__ + .size __i686.get_pc_thunk.bx, . - __i686.get_pc_thunk.bx +#endif +#endif # The exception table. This tells the personality routine to execute # the exception handler. |