[Bug rtl-optimization/81501] mulitple calls to __tls_get_addr() with -fPIC

[hjl.tools at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81501

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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  Attachment #61788|0                           |1
        is obsolete|                            |

--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> ---
Created attachment 61790
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61790&action=edit
An updated patch

This is the patch I will submit.  It reduces the number of __tls_get_addr calls
in libgcc.a by 72%:

__tls_get_addr calls     before         after
libgcc.a                 868            243